CN113941586B - Construction waste regeneration treatment equipment - Google Patents

Abstract

The invention discloses a construction waste regeneration treatment device which comprises a hydraulic shattering and grinding mechanism coaxially assembled in a crushing and grinding kettle, wherein the crushing and grinding kettle is driven by a driving device to rotate, and a sand and sewage separation kettle is arranged at the lower end of the crushing and grinding kettle. The invention fully crushes the construction waste, fully separates the sandstone of the sandstone from the lime contained in the construction waste, and effectively improves the utilization rate of the sandstone. The invention is suitable for the technical field of waste treatment in the building construction process.

Description

A construction waste recycling equipment

technical field

The invention belongs to the technical field of waste treatment in building construction technology, and in particular relates to a construction waste regeneration treatment equipment.

Background technique

At present, in the process of building demolition, renovation, etc., a large amount of construction waste will be generated. Since there is no effective recycling method, most of these construction wastes are disposed of by burying. Due to the shortage of land resources, the construction waste contains recyclable sand and gravel, which makes this part of the sand and gravel waste, and the existing sand and gravel mining also reduces the reuse rate of land resources. In order to reduce the occurrence of waste, construction waste is generally broken into small pieces and used in road paving, pit filling, etc. However, due to the shortened life of cement mixed with sand and gravel in construction waste, its recycling The effect is also extremely limited, and even the problem of subsidence of the paved road or pit foundation occurs.

SUMMARY OF THE INVENTION

The invention provides a construction waste regeneration treatment equipment, which is used for fully crushing the construction waste, and fully separating the sand and lime contained in the construction waste from the sand, and effectively improving the utilization rate of the sand.

For achieving the above object, the technical scheme adopted in the present invention is as follows:

A construction waste regeneration treatment equipment, comprising a hydraulic shock grinding mechanism coaxially assembled in a crushing and grinding kettle, the crushing and grinding kettle is driven by a driving device to rotate, and a sand and gravel sewage separation kettle is arranged at the lower end of the crushing and grinding kettle .

Further, the hydraulic shattering grinding mechanism includes a mounting rod vertically extending into the crushing and grinding kettle and one end connected to the water supply main pipe, on which a first grinding disc and a second grinding disc are vertically spaced. A grinding disc is formed on the inner wall of the crushing and grinding kettle and between the first grinding disc and the second grinding disc, and is formed between the first grinding disc and the grinding disc and between the second grinding disc and the grinding disc respectively A first grinding chamber and a second grinding chamber.

Further, a plurality of grinding heads extending into the first grinding chamber are evenly installed on the first grinding disc, and the water supply main pipe passes through the high pressure channel of the installation rod, the water distribution channel in the first grinding disc and the gap of the grinding head. The jet channel communicates with the first grinding chamber.

Further, the first grinding disc and the second grinding disc are slidably connected, a hard spring is arranged between the first grinding disc and the second grinding disc, and the water supply main pipe is communicated with the first grinding disc and the second grinding disc through the installation rod. disk connection.

Further, the diameters of the first grinding chamber and the second grinding chamber both decrease along the conveying direction of the material.

Further, a plurality of blanking holes are evenly opened on the grinding plate, and the diameter of the blanking holes gradually expands downward in the vertical direction.

Further, on the inner wall of the crushing and grinding kettle and located below the second grinding disc, a lowering hood extending downward along the axis of the crushing and grinding kettle is arranged, and on the inner wall of the crushing and grinding kettle and located at the bottom of the lowering hood. A sand and gravel separation net is installed below. The sand and gravel separation net is coincident with the axis of the installation rod and the two are connected in rotation. A plurality of discharge ports are evenly opened on the peripheral wall of the crushing and grinding kettle, and each discharge port is located at Above the outer periphery of the sand and gravel separation net, the lower part of the crushing and grinding kettle is configured with a discharge port that is vertically reduced, and the small diameter end of the discharge port is configured with a discharge pipe; A scouring and discharging mechanism is arranged between the two, and the scouring and discharging mechanism is connected with the installation rod and communicated with the water supply main pipe through the installation rod.

Further, the sand and gravel sewage separation kettle includes a total collection kettle body whose upper part is rotatably connected with the crushing and grinding kettle and the discharge mask is set in it, and a sand and gravel collection kettle is coaxially arranged inside the general collection kettle body. A water purification kettle body is coaxially arranged outside the total collection kettle body, a sewage collection cavity is formed between the total collection kettle body and the sand and gravel collection kettle body, and a sedimentation is formed between the total collection kettle body and the water purification kettle body Water purification chamber, the sewage collection chamber is communicated with the lower part of the sedimentation water purification chamber, a sand and gravel collection chamber is formed in the sand and gravel collection kettle, the outlet of the discharge pipe is located above the sewage collection chamber, and is constructed on the inner wall of the upper part of the total collection kettle body There is a discharge hopper, the outlet of the discharge hopper is located above the sand and gravel collection cavity, the lower end of the sewage collection cavity is provided with a reduced sewage outlet, and the lower end of the sand and gravel collection cavity is provided with a reduced sand discharge outlet.

Further, a scraper plate is constructed on the outer wall of the discharge port, the scraper plate is adapted to the upper surface of the discharge hopper, and a plurality of inclined baffles are arranged in the sewage collection cavity. At least one steady flow plate is arranged in the sedimentation water purification chamber, and a liquid level control joint is constructed on the outer wall of the water purification kettle body.

Further, the water purification kettle body and the upper part of the sand and gravel collection chamber are communicated with each other through a plurality of communication pipes, and at least one auger conveyor extends from the outside of the sand and gravel sewage separation kettle into the upper part of the sand and gravel collection chamber, and is located in the upper part of the sand and gravel collection chamber. A connecting rod is fixedly welded on the discharge pipe, the stirring shaft is fixedly connected with the lower end of the connecting rod, and the stirring shaft extends into the body of the gravel collecting kettle and is arranged coaxially with the body of the gravel collecting kettle. A plurality of stirring blades are provided with screw blanking blades at the lower end of the stirring shaft and at the position corresponding to the sand discharge port.

Because the present invention adopts the above structure, compared with the prior art, the technical progress achieved is that the construction waste enters the crushing and grinding kettle of the present invention, and is broken into pieces by the hydraulic shock grinding mechanism. And in the process of the crushing and grinding kettle being driven by the driving equipment to rotate, it is gradually ground and pulverized, and the sand and lime separated by grinding are washed with water spray, that is, the washing water flushes the lime into the sand and gravel sewage separation kettle. , the sand and gravel also enter the sand and gravel sewage separation kettle, and the lime water and sand and gravel are separated from each other in the sand and gravel sewage separation kettle, and then the sand and gravel are recycled and reused, and the lime water is settled in the sand and gravel sewage separation kettle, and the The purified water after sedimentation is recycled, and the sand and gravel sewage separation kettle is discharged after the lime settles; in conclusion, the present invention fully crushes the construction waste, and fully separates the sand and lime contained in the construction waste from the sand and gravel, and Effectively improve the utilization rate of sand and gravel.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention.

In the attached image:

1 is a schematic structural diagram of an embodiment of the present invention;

2 is a schematic structural diagram of another angle of an embodiment of the present invention;

3 is an axial structural cross-sectional view of an embodiment of the present invention;

Figure 4 is an enlarged view of the structure of part A in Figure 3;

Figure 5 is an enlarged view of the structure of part B in Figure 3;

Fig. 6 is the structure enlarged view of C part in Fig. 3;

7 is a schematic structural diagram of a separation kettle for removing sand and gravel according to an embodiment of the present invention;

8 is a schematic structural diagram of a sand-gravel separation net and a scouring discharge mechanism according to an embodiment of the present invention;

9 is a schematic structural diagram of a grinding head according to an embodiment of the present invention;

10 is a schematic structural diagram of another grinding head according to an embodiment of the present invention;

Figure 11 is a schematic diagram of the partial structure of the embodiment of the present invention connected to the auger conveyor;

Fig. 12 is the axial structure sectional view of Fig. 11;

13 is a partial axial structural cross-sectional view of an embodiment of the present invention;

FIG. 14 is a cross-sectional view of the axial structure of the blanking cover according to the embodiment of the present invention.

Marked parts: 100-water supply main pipe, 101-installation set, 102-installation rod, 103-plug connector, 104-hydraulic adjustment spring, 105-high pressure channel, 106-first grinding disc, 107-water distribution channel, 108-ring Water distribution hole, 109-grinding head, 1091-connecting seat, 1092-grinding head body, 1093-water hole, 1094-fracturing grinding head, 1095-jet hole, 110-grinding groove, 111-second grinding disc, 112-scouring discharge mechanism, 1121-ring spraying pipe, 1122-spraying connecting pipe, 113-gravel separation net, 1131-connecting outer edge, 114-first grinding chamber, 115-second grinding chamber, 116- Unloading hood, 1161-buffer separation strip, 200-crushing and grinding kettle, 201-discharge port, 202-polymer edge, 203-external gear ring, 204-discharge port, 205-grinding plate, 2051-cutting hole, 206-feeding channel, 207-scraper, 208-discharge pipe, 209-hard spring, 300-total collection kettle body, 301-discharge hopper, 302-water purification kettle body, 3021-sewage outlet, 303-sand Stone collection kettle body, 3031-sand discharge port, 3032-collection cover, 304-sand collection cavity, 305-sewage collection cavity, 306-settled water purification cavity, 307-first baffle, 308-second fold Flow plate, 309-stabilizing plate, 310-connecting pipe, 311-liquid level control joint, 400-auger conveyor, 500-connecting rod, 501-stirring shaft, 502-stirring blade, 503-screw blanking blade.

Detailed ways

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, but not to limit the present invention.

The invention discloses a construction waste regeneration treatment equipment, as shown in Figures 1-3, including a crushing and grinding kettle 200, a hydraulic shock grinding mechanism and a sand and gravel sewage separation kettle, wherein the hydraulic shock grinding mechanism is assembled in the crushing and grinding mechanism In the kettle 200, and the axes of the two coincide, the sand and gravel sewage separation kettle is arranged at the lower end of the crushing and grinding kettle 200, and the crushing and grinding kettle 200 is driven by a driving device to rotate, and the driving device is generally a large power motor. The outer wall of 200 is equipped with an external gear ring 203 , a drive gear is mounted on the output shaft of the power motor, and the drive gear and the external gear ring 203 are externally meshed with each other. The working principle and advantages of the present invention are as follows: the construction waste enters the crushing and grinding kettle 200 of the present invention, and is shattered into pieces by the hydraulic shock grinding mechanism, and the crushing and grinding kettle 200 is driven by the driving equipment to rotate during the process The sand and lime separated by grinding are washed by water spray, that is, the lime is washed into the sand and gravel sewage separation kettle by the washing water, and the sand and gravel also enter the sand and gravel sewage separation kettle, and The lime water and sand are separated from each other in the sand and gravel sewage separation kettle. After that, the sand and gravel are recycled and reused. The lime water is settled in the sand and gravel sewage separation kettle, and the settled purified water is recycled. After the lime settles, the sand is discharged. Stone sewage separation kettle; In conclusion, the present invention fully crushes the construction waste, and fully separates the sand and lime contained in the construction waste from the sand, and effectively improves the utilization rate of the sand.

As a preferred embodiment of the present invention, as shown in FIG. 3 , the hydraulic shock grinding mechanism includes a mounting rod 102, a first grinding disc 106 and a second grinding disc 111, wherein one end of the mounting rod 102 is connected to the water supply main pipe 100, The other end of the mounting rod 102 extends into the crushing and grinding kettle 200 in the vertical direction, and the first grinding disc 106 and the second grinding disc 111 are installed on the mounting rod 102 at intervals downward in the vertical direction. A grinding disc 205 is constructed on the inner wall of the 200. The grinding disc 205 is located between the first grinding disc 106 and the second grinding disc 111. A first grinding chamber 114 is formed between the first grinding disc 106 and the grinding disc 205. A second grinding chamber 115 is formed between the two grinding discs 111 and the grinding disc 205 , and a feeding channel 206 is formed between the outer peripheral wall of the second grinding disc 111 and the corresponding inner wall of the crushing and grinding kettle 200 . Exit the second grinding chamber 115 through the discharge channel 206 . In this embodiment, the crushing and grinding kettle 200 is driven by the driving device, so that the crushing and grinding kettle 200 drives the grinding plate 205 to rotate, so that the construction debris entering the first grinding chamber 114 is primarily ground, and the primary grinding construction debris enters the Secondary grinding is performed in the second grinding chamber 115, so that the sand and the lime are sufficiently separated. In this embodiment, in order to improve the grinding effect and avoid the problem of sputtering of sand and gravel, a plurality of annular grinding grooves 110 with triangular radial cross-sections are constructed on the lower end face of the second grinding disc 111 .

As a preferred embodiment of the present invention, in order to make the construction debris grind and pulverize more fully in the first grinding chamber 114, and dissolve the ground lime in water to avoid the occurrence of lime flying, as shown in Figure 3 5, 7 and 9-10, a plurality of grinding heads 109 extending into the first grinding chamber 114 are evenly installed on the first grinding disc 106, the grinding heads 109 have a connecting seat 1091, the The connecting seat 1091 is detachably connected to the first grinding disc 106, a grinding head body 1092 is constructed on the lower end surface of the connecting seat 1091, a water passage hole 1093 is opened on the grinding head body 1092, and the lower end of the grinding head body 1092 is configured as a cone The fracturing grinding head 1094 is shaped like a round head or a round head, and different types of grinding head bodies 1092 are selected according to different building materials and the volume of the crushed materials. Generally, when the volume of the crushed materials is small, the selected grinding head body The model of 1092 is the fracturing grinding head 1094 with a round head structure at the lower end, which greatly improves the sufficiency of grinding; when the volume of the scrap is large, the grinding head body 1092 with a tapered end is selected. In this way, it is convenient for the fracturing grinding head 1094 of the conical structure to be inserted into the construction debris for subsequent fracturing. The specific fracturing method is that a high-pressure water jet is ejected from the lower end of the grinding head body 1092 , and the high-pressure water jet shatters the building debris. The grinding head body 1092 is provided with jet holes that communicate with the water passage holes 1093 . 1095, the jet hole 1095 penetrates the end of the lower end of the grinding head body 1092 in the vertical direction. In this embodiment, a plurality of annular water distribution holes 108 whose axes coincide with different sizes are provided on the first grinding disc 106 . These annular water distribution holes 108 are communicated through a plurality of water distribution channels 107 , and the water supply main pipe 100 passes through the high pressure channel of the installation rod 102 105 . The water distribution channel 107 in the first grinding disc 106 and the jet channel of the grinding head 109 communicate with the first grinding chamber 114 . The high-pressure water enters the grinding head 109 from the high-pressure channel 105 through the first grinding disc 106, and the grinding head 109 jets the high-pressure water out. Because the first grinding disc 106 compresses the construction debris, the high-pressure water is in the process of jet shattering, There is no problem of sputtering in the process of construction debris being shattered. Moreover, the two actions of shattering and grinding are performed at the same time, and the grinding head 109 does not play the role of shattering, but also plays the role of grinding.

As a preferred embodiment of the present invention, in order to make the first grinding disc 106 impulsive and fracturing the building debris, the measures taken are, as shown in Figs. There is an assembly set 101, and a plug connector 103 is constructed on the upper end of the installation rod 102. The plug connector 103 is inserted into the assembly set 101, and a hydraulic adjustment spring 104 is fixedly installed in the assembly set 101. The lower end of the hydraulic adjustment spring 104 It is fixedly connected with the upper end of the plug connector 103, and the high-pressure water enters the assembly set 101 through the water supply main 100. Under the instantaneous pressure increase, the installation rod 102 impacts downward, which in turn drives the first grinding disc 106 to impact the construction debris, and because The water pressure increases, so that the pressure of the water jet from the grinding head 109 is instantly increased, thereby improving the fracturing efficiency. When the water pressure decreases, the hydraulic adjustment spring 104 is reset, so that the installation rod 102 drives the first grinding disc 106. reset. In this embodiment, the water pressure can also be controlled according to the specific conditions of the ground construction debris, so that the gap of the first grinding chamber 114 can be adjusted adaptively. In this embodiment, in order to facilitate the smooth entry of construction waste into the first grinding chamber 114 , a polymer edge 202 is constructed on the upper end of the crushing and grinding kettle 200 .

As a preferred embodiment of the present invention, in order to make it possible to control the size of the first grinding chamber 114 and the second grinding chamber 115 through water pressure, that is, to adjust the first grinding chamber 114 and the second grinding chamber 115 to increase or decrease at the same time , to make it adapt to the corresponding construction debris, the measures taken are, as shown in FIG. 13 , the first grinding disc 106 and the second grinding disc 111 are slidably connected, and between the first grinding disc 106 and the second grinding disc 111 A hard spring 209 is arranged between the two, and the hard spring 209 connects the two. The water supply main 100 is connected to the connection between the first grinding disc 106 and the second grinding disc 111 through the installation rod 102. The installation rod 102 here can be It moves up and down, and is different from the above, and the hydraulic adjustment spring 104 is not connected. Generally, the installation rod 102 is driven by a hydraulic cylinder to move up and down. The second grinding disc 111 is compressed by hydraulic pressure, and the second grinding disc 111 moves up or down under the action of the water pressure and the elastic force of the hard spring 209, and at the same time the first grinding disc 106 Under the action of the hydraulic cylinder, it moves down or up accordingly, thereby realizing the purpose of adjusting the sizes of the first grinding chamber 114 and the second grinding chamber 115 at the same time.

As a preferred embodiment of the present invention, in order to make the grinding of construction waste in a progressive form, so as to achieve continuous grinding, continuous feeding grinding and continuous discharging can be realized. As shown in FIG. 13, the first grinding The diameters of the cavity 114 and the second grinding cavity 115 decrease along the conveying direction of the material. The above-mentioned purpose can be achieved without this setting, and the grinding particles can be more fully ground from coarse to fine.

As a preferred embodiment of the present invention, in order to make the ground scraps directly discharged to the second grinding chamber 115 by the grinding plate 205, as shown in FIG. , the ground scraps are discharged from the blanking hole 2051, and in this embodiment, in order to avoid the blockage of the blanking hole 2051, the diameter of the blanking hole 2051 gradually expands vertically downward, and at the same time under the action of high-pressure water , to ensure that the blanking hole 2051 is unobstructed. The high-pressure water also washes the ground sand and lime, which facilitates the subsequent collection of the sand and the separation of the sand and the lime.

As a preferred embodiment of the present invention, in order to facilitate discharging and discharging, as shown in FIG. 3 and FIG. 6 , a discharging cover 116 is constructed on the inner wall of the crushing and grinding kettle 200 , and the discharging cover 116 is located in the first Below the two grinding discs 111 , the unloading cover 116 is a horn-shaped structure, which extends downward along the axis of the crushing and grinding kettle 200 . As shown in FIGS. 13-14 , in this embodiment, annular buffer separation strips 1161 are formed on the inner surface of the unloading cover 116 along its axial intervals. These buffer separation strips 1161 can sufficiently buffer the falling speed of the sand and gravel on the unloading cover 116 . , the sand and gravel are placed to produce severe knocks on the equipment at the lower part, and the position where the sand and lime water is discharged from the discharge cover 116 is in the middle, which facilitates the separation and collection of the lime water, and the lime water has the effect of scouring the sand and gravel. It is convenient for the sand and gravel to be discharged from the crushing and grinding kettle 200 through the sand and gravel separation net 113 below it. The sand and gravel separation net 113 is installed on the inner wall of the crushing and grinding kettle 200, and the sand and gravel separation net 113 is located under the unloading cover 116. The axis of the sand and stone separation net 113 coincides with the axis of the installation rod 102 and the two are connected in rotation, crushing and grinding A plurality of discharge ports 204 are evenly opened on the peripheral wall of the kettle 200, and each discharge port 204 is located above the outer periphery of the sand and gravel separation net 113. The sand and gravel fall on the sand and stone separation net 113 and gradually move toward the discharge port. 204 moves, and at the same time, the lime water scours the sand and gravel in the process of passing through the sand and gravel separation net 113, so that the sand and gravel are smoothly discharged from the discharge port 204. When the hydraulic adjustment spring 104 is provided in this embodiment, due to the up and down pulse movement of the installation rod 102 , the installation rod 102 drives the middle part of the sand separation net 113 to fluctuate up and down, so that the sand does not accumulate on the sand separation net 113 Problems that are not easy to discharge appear. In this embodiment, in the case where the hydraulic adjustment spring 104 is not provided, a scraper rod can also be installed on the installation rod 102. During the rotation of the sand and gravel separation net 113 with the crushing and grinding kettle 200, the scraper rod scrapes off the sand and gravel. , the sand and gravel are discharged from the discharge port 204 smoothly. In this embodiment, a connecting outer edge 1131 is constructed on the outer wall of the sand and gravel separation net 113 , and the connecting outer edge 1131 is fixedly connected to the inner wall of the crushing and grinding kettle 200 through bolts. In this embodiment, in order to facilitate the smooth discharge of lime water containing impurities from the crushing and grinding kettle 200, as shown in FIG. The end is configured with a discharge tube 208 . In this embodiment, in order to improve the discharge efficiency of sand and gravel and effectively clean the sand and gravel, as shown in FIG. The mechanism 112 is connected to the mounting rod 102 and communicates with the water supply main 100 via the mounting rod 102 . Specifically, the flushing and discharging mechanism 112 includes a plurality of annular spray pipes 1121 with overlapping axes of different sizes. These annular spray pipes 1121 are communicated with a plurality of spray connecting pipes 1122, and these spray connecting pipes 1122 are all connected with the mounting rod 102. The high pressure passage 105 communicates. The water supply main pipe 100 increases the spray water for the flushing and discharging mechanism 112 , and the spray pressure also changes correspondingly according to the pressure of the water supply main pipe 100 .

As a preferred embodiment of the present invention, as shown in FIG. 3 , the sand and gravel sewage separation kettle includes a total collection kettle body 300 , a sand and gravel collection kettle body 303 and a water purification kettle body 302 , wherein the upper part of the total collection kettle body 300 and the The crushing and grinding kettle 200 is rotatably connected, and the upper part of the total collection kettle body 300 is covered with the discharge port 204 inside. The stone collecting still body 303 is arranged inside the general collecting still body 300, the water purification still body 302 is arranged outside the general collecting still body 300, and a sewage collecting cavity 305 is formed between the general collecting still body 300 and the sand and gravel collecting still body 303, A sedimentation water purification chamber 306 is formed between the total collection kettle body 300 and the water purification kettle body 302, and the sewage collection chamber 305 is communicated with the lower part of the sedimentation water purification chamber 306. A sandstone collection chamber 304 is formed in the sand and gravel collection kettle body 303, and discharges The outlet of the pipe 208 is located above the sewage collection chamber 305, and a discharge hopper 301 is constructed on the upper inner wall of the total collection kettle body 300. The outlet of the discharge hopper 301 is located above the sand and gravel collection chamber 304. The reduced sewage outlet 3021 is provided with a reduced sand outlet 3031 at the lower end of the sand collecting cavity 304 . The sand discharged from the discharge port 204 enters the sand collection cavity 304 after passing through the discharge hopper 301, and in order to prevent the sand from being mixed into other chambers during the process of entering the sand collection cavity 304, as shown in FIG. The upper end of the stone collecting kettle body 303 is configured with a collecting cover 3032 that expands upward along the vertical direction. In this embodiment, since the sewage collection chamber 305 is communicated with the lower part of the sedimentation water purification chamber 306, lime water containing impurities is accumulated in the sewage collection chamber 305, and sedimentation purification is performed in the sedimentation water purification chamber 306, so that the supernatant can be recycled again. use.

As a preferred embodiment of the present invention, in order to facilitate the sand and gravel to enter the sand and gravel collection kettle body 303 through the discharge hopper 301 smoothly, as shown in FIG. 3 and FIG. The scraper plate 207 is adapted to the upper surface of the discharge hopper 301; when the crushing and grinding kettle 200 is driven to rotate, the scraper plate 207 performs scraping action on the discharge hopper 301, thereby making the sand and stone smooth Enter into the gravel collection kettle body 303 . In this embodiment, in order to facilitate the sedimentation of impurities in the sewage and effectively separate relatively clean supernatant for recycling, as shown in FIG. 3, a plurality of inclined baffles are arranged in the sewage collection chamber 305. Two baffles are used, one is the first baffle 307 and the other is the second baffle 308, wherein the first baffle 307 and the second baffle 308 are both trumpet-shaped structures, the first The small diameter end of the baffle 307 faces downward, the small diameter end of the second baffle 308 faces upward, and the first baffle 307 is located above the second baffle 308; the large diameter end of the first baffle 307 is the same as the The inner wall of the total collecting still body 300 is fixedly connected, and its small diameter end and the gravel collecting still body 303 have a certain gap for the settlement of water and impurities; the small diameter end of the second baffle 308 is connected with the gravel collecting still body 303. The outer wall of the baffle is fixedly connected, and its large diameter end has a certain gap with the inner wall of the total collection kettle body 300. The setting of these two baffles plays a role in slowing the flow on the one hand, and on the other hand, it is convenient for impurities to accumulate on the surface of the baffle plate. It accumulates and falls into the bottom of the sewage collection chamber 305 along the baffle surface. In this embodiment, at least one flow stabilization plate 309 is arranged in the sedimentation and purification chamber 306 . The flow stabilization plate 309 is also a horn-shaped structure, and its large diameter end or small diameter end is connected to the inner wall of the water purification kettle body 302 or the total collection kettle. The outer wall of the body 300 is fixedly connected, which effectively reduces the turbulent flow of the liquid above the steady flow plate 309 . In this embodiment, a liquid level control joint 311 is constructed on the outer wall of the water purification kettle body 302 to control the liquid level in the water purification kettle body 302 to avoid the water level of the water purification kettle body 302 being too high and filling the water purification kettle body 302 , and this part of purified water can be recycled and reused.

As a preferred embodiment of the present invention, in order to premix the separated sand and new lime, as shown in FIG. Communication, the purpose of setting the communication pipe 310 is to supply the part of the purified water in the water purification kettle body 302 beyond the communication pipe 310 to the sand and gravel collection chamber 304, so as to provide water pre-mixed with sand and lime, at least one auger conveyor 400 extends from the outside of the sand and gravel sewage separation kettle into the upper part of the sand and gravel collection cavity 304, and the lime is transported from the outside to the sand and gravel collection cavity 304 through the auger conveyor 400, so that this part of the lime needs to be carried out with the sand and gravel. For stirring, the specific stirring method is as follows: a connecting rod 500 is fixedly welded on the discharge pipe 208, the lower end of the connecting rod 500 is fixedly connected with the stirring shaft 501, and the stirring shaft 501 extends into the gravel collecting kettle body 303, and the stirring shaft 501 Coinciding with the axis of the gravel collecting kettle body 303, a plurality of stirring blades 502 are installed on the stirring shaft 501 at vertical intervals. The sand and gravel are pre-stirred, and after the agitation is completed, it is discharged through the sand discharge port 3031. In this embodiment, in order to improve the discharge efficiency, the lower end of the stirring shaft 501 is configured with a screw blanking blade 503 , and the screw blanking blade 503 corresponds to the position of the sand discharge port 3031 .

Finally, it should be noted that the above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the The technical solutions described in the foregoing embodiments may be modified, or some technical features thereof may be equivalently replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the scope of protection of the claims of the present invention.

Claims (7)

1. A construction waste regeneration treatment equipment is characterized in that: the hydraulic shattering and grinding device comprises a hydraulic shattering and grinding mechanism coaxially assembled in a crushing and grinding kettle, wherein the crushing and grinding kettle is driven by a driving device to rotate, and a sand and sewage separation kettle is arranged at the lower end of the crushing and grinding kettle; the hydraulic shatter grinding mechanism comprises a mounting rod which vertically extends into the crushing and grinding kettle and one end of which is connected with a water supply main pipe, a first grinding disc and a second grinding disc are vertically constructed on the mounting rod at intervals, a grinding bearing disc is formed on the inner wall of the crushing and grinding kettle and between the first grinding disc and the second grinding disc, and a first grinding cavity and a second grinding cavity are respectively formed between the first grinding disc and the grinding bearing disc and between the second grinding disc and the grinding bearing disc; a discharging cover extending downwards along the axis of the crushing and grinding kettle is arranged on the inner wall of the crushing and grinding kettle and below the second grinding disc, a sand-stone separating net is arranged on the inner wall of the crushing and grinding kettle and below the discharging cover, the sand-stone separating net is overlapped with the axis of the mounting rod and is rotatably connected with the mounting rod, a plurality of discharging ports are uniformly arranged on the peripheral wall of the crushing and grinding kettle, each discharging port is arranged above the peripheral edge of the sand-stone separating net, a discharging port which is reduced along the vertical direction is formed at the lower part of the crushing and grinding kettle, and a discharging pipe is formed at the small diameter end of the discharging port; a scouring discharge mechanism is arranged between the blanking cover and the sand-stone separation net and is connected with the mounting rod and communicated with the water supply main pipe through the mounting rod; grit sewage separation cauldron includes that upper portion and broken grinding kettle rotate to be connected and will arrange the total collection cauldron body that the material gauze mask located it, in the cauldron body is collected to the coaxial grit that is provided with in the inside of the total collection cauldron body, collects the water purification cauldron body in the coaxial water purification cauldron body that is provided with in the outside of the total collection cauldron body, the total collection cauldron body and grit are collected and are formed sewage between the cauldron body and collect the chamber, form between the total collection cauldron body and the water purification cauldron body and subside the water purification chamber, sewage is collected the chamber and is subsided the lower part intercommunication in water purification chamber, and the internal grit that forms of grit collection cauldron and collect the chamber, the export of delivery pipe is located sewage collection chamber top, constructs on the total collection cauldron body upper portion inner wall to have row to fight, the export of fighting is located the top that the grit collected the chamber, is provided with the drain that reduces in the lower extreme that the sewage was collected the chamber, is provided with the drain that reduces in the grit collection chamber.

2. The construction waste recycling apparatus according to claim 1, wherein: and a plurality of grinding heads extending into the first grinding cavity are uniformly arranged on the first grinding disc, and the water supply main is communicated with the first grinding cavity through the high-pressure channel of the mounting rod, the water distribution channel in the first grinding disc and the jet flow channel of the grinding heads.

3. The construction waste recycling apparatus according to claim 2, wherein: first abrasive disc and second abrasive disc sliding connection are provided with the stereoplasm spring between first abrasive disc and second abrasive disc, and water main is through the junction of installation pole intercommunication in first abrasive disc and second abrasive disc.

4. The construction waste recycling apparatus according to claim 3, wherein: the caliber sizes of the first grinding cavity and the second grinding cavity are decreased progressively along the conveying direction of the materials.

5. The construction waste recycling apparatus according to claim 1, wherein: a plurality of blanking holes are uniformly formed in the grinding bearing disc, and the caliber of each blanking hole is gradually enlarged downwards along the vertical direction.

6. The construction waste recycling apparatus according to claim 1, wherein: the outer wall of the discharge port is provided with a scraping plate which is adapted to the upper surface of the discharge hopper, a plurality of inclined baffle plates are arranged in the sewage collecting cavity, at least one flow stabilizing plate is arranged in the sedimentation water purification cavity, and the outer wall of the water purification kettle body is provided with a liquid level control joint.

7. The construction waste recycling apparatus according to claim 6, wherein: the upper portion in chamber is collected to the water purification cauldron body and grit communicates each other through many communicating pipes, and at least one auger conveyer is stretched into the upper portion in grit collection chamber by the outside of grit sewage separation cauldron, in fixed welding has the connecting rod on the delivery pipe, (mixing) shaft and the lower extreme fixed connection of connecting rod, and the (mixing) shaft stretches into the grit and collects the cauldron internally and collect the coaxial setting of cauldron body with the grit, installs a plurality of stirring leaves along vertical interval on the (mixing) shaft, in the lower extreme of (mixing) shaft and with arrange the corresponding position department of sand mouth and construct spiral unloading blade.

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