CN213020998U - Pneumatic closing device for high-temperature industrial television furnace door - Google Patents
Pneumatic closing device for high-temperature industrial television furnace door Download PDFInfo
- Publication number
- CN213020998U CN213020998U CN202022088181.1U CN202022088181U CN213020998U CN 213020998 U CN213020998 U CN 213020998U CN 202022088181 U CN202022088181 U CN 202022088181U CN 213020998 U CN213020998 U CN 213020998U
- Authority
- CN
- China
- Prior art keywords
- frame
- furnace door
- mounting frame
- pneumatic
- furnace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007306 turnover Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010030 laminating Methods 0.000 abstract description 3
- 238000003466 welding Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 238000007789 sealing Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
Images
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The utility model discloses a pneumatic closing device of high temperature industry TV furnace gate, including kiln body, first pneumatic telescopic link and the pneumatic telescopic link of second, the middle part of lateral wall is passed through the first pneumatic telescopic link of bolt fixedly connected with on the kiln body, the outside of adjustable shelf left end is rotated and is connected with the gyro wheel, the welding has first mount pad on the last lateral wall of kiln body, the left end of link passes through the last lateral wall fixed connection of bolt and installing frame, the outside cover of gag lever post is equipped with reset spring, the middle part in the installing frame outside is rotated and is connected with first fly leaf, the junction of first fly leaf and second fly leaf rotates with the output of second pneumatic telescopic link and is connected, the inboard laminating of installing frame is provided with the furnace gate body. This pneumatic closing device of high temperature industry TV furnace gate, the upset of opening and shutting of the furnace gate of being convenient for, it is more convenient that the operation is got up, has improved the practicality, has improved the airtight effect after the furnace gate is closed in addition.
Description
Technical Field
The utility model relates to a relevant technical field of industry TV furnace gate specifically is a pneumatic closing device of high temperature industry TV furnace gate.
Background
Industrial kiln equipment is used as key equipment in high-temperature industrial production, and in order to more clearly understand conditions in a kiln, flame shapes and material level lifting conditions, a high-temperature industrial television is often installed in the kiln, and the industrial kiln is generally formed by combining a kiln body, a furnace door and combustion equipment.
However, in the process of using the furnace door, the furnace door is not convenient to open, close and turn over, the practicability is reduced, in addition, the closing treatment of the furnace door is not convenient, and the sealing effect is reduced, so that the pneumatic closing device for the furnace door of the high-temperature industrial television is provided, and the problems are solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pneumatic closing device of high temperature industry TV furnace gate to the upset that opens and shuts of the furnace gate of being not convenient for that proposes in solving above-mentioned background art, it is convenient inadequately to operate, has reduced the practicality, and the closed of the furnace gate of being not convenient for in addition is handled, has reduced the problem of airtight effect.
In order to achieve the above object, the utility model provides a following technical scheme: a high-temperature industrial television furnace door pneumatic closing device comprises a furnace body, a first pneumatic telescopic rod and a second pneumatic telescopic rod, wherein the middle part of the upper side wall of the furnace body is fixedly connected with the first pneumatic telescopic rod through a bolt, the output end of the first pneumatic telescopic rod is fixedly connected with the middle part of the right side wall of a movable frame, the outer side of the left end of the movable frame is rotatably connected with a roller, the upper side wall of the furnace body is welded with a first mounting seat, the front side and the rear side of the first mounting seat are both rotatably connected with a connecting frame, the left end of the connecting frame is fixedly connected with the upper side wall of a mounting frame through a bolt, the upper end and the lower end of the left side wall of the mounting frame are both fixedly connected with a limiting rod, the outer side of the limiting rod is sleeved with a reset spring, the middle part of the outer side of the mounting frame is rotatably connected with a first, the connection part of the first movable plate and the second movable plate is connected with the output end of the second pneumatic telescopic rod in a rotating mode, the upper end of the second pneumatic telescopic rod is installed on the outer side wall of the installation frame through bolts, the inner side of the installation frame is provided with a furnace door body in a laminating mode, the outer side of the furnace door body is provided with an auxiliary plate, the left middle of the furnace door body is fixedly connected with a second installation seat through bolts, and the inner side of the second installation seat is connected with a connecting shaft in a rotating mode.
By adopting the technical scheme, the furnace door can be conveniently opened, closed and turned, the operation is more convenient, the practicability is improved, the furnace door is convenient to close, and the closed effect of the furnace door is improved.
As the utility model discloses a preferred technical scheme, the adjustable shelf drives the gyro wheel and constitutes sliding construction in the inboard of link, and the longitudinal section of link is "L" font structure to the length dimension of link right-hand member lateral wall is less than the length dimension of adjustable shelf.
By adopting the technical scheme, when the movable frame moves, the roller wheels slide on the inner sides of the connecting frames, the connecting frames are stably controlled to rotate conveniently by the aid of the roller wheels, and friction force and noise in the rotating process are reduced.
As the utility model discloses a preferred technical scheme, the longitudinal section of gag lever post is "T" font structure, and the gag lever post is perpendicular setting on the installing frame to the installing frame passes through the link and constitutes flip structure on the kiln body.
By adopting the technical scheme, the first pneumatic telescopic rod is started to operate, the connecting frame is pushed to rotate through the movable frame, so that the mounting frame drives the furnace door body to turn over on the kiln body, the opening and closing of the furnace door are facilitated, and the operation is more convenient.
As the utility model discloses a preferred technical scheme, first fly leaf and second fly leaf all set up about the horizontal axis symmetry of installing frame, and the longitudinal section shape of installing frame is "U" font of falling to the installing frame is the slope setting with the pneumatic telescopic link of second.
By adopting the technical scheme, the joint of the first movable plate and the second movable plate is rotationally connected with the output end of the second pneumatic telescopic rod, and after the second pneumatic telescopic rod operates, the first movable plate and the second movable plate can be conveniently and simultaneously controlled to rotate, and the sliding of the auxiliary furnace door body on the mounting frame is convenient.
As the utility model discloses a preferred technical scheme, the accessory plate has all been welded in four corners department around the furnace gate body, and the accessory plate adopts the mode that runs through with the gag lever post to the furnace gate body constitutes sliding construction along the gag lever post in the inboard of installing frame.
By adopting the technical scheme, the auxiliary plate slides on the limiting rod in the moving process of the furnace door body, the reset spring elastically deforms, and the furnace door body is more stable in moving and the stability is improved by the aid of the limiting rod.
As the utility model discloses a preferred technical scheme, the longitudinal section of furnace gate body is "protruding" font structure, and the width size of furnace gate body is greater than the width size of installing frame to the furnace gate body adopts the mode of block to be connected with the kiln body.
By adopting the technical scheme, after the furnace door body moves on the inner side of the mounting frame, the furnace door body is connected with the left furnace mouth of the kiln body in a clamping manner, so that the furnace door can be conveniently closed, and the sealing effect after the furnace door is closed is improved.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model starts the first pneumatic telescopic rod to operate by arranging the connecting frame, and pushes the connecting frame to rotate by the movable frame, so that the mounting frame drives the furnace door body to turn over on the kiln body, thereby facilitating the opening, closing and turning of the furnace door and being more convenient and faster to operate;
2. the utility model has the advantages that by arranging the limiting rod, the auxiliary plate slides on the limiting rod and the reset spring elastically deforms in the moving process of the furnace door body, so that the furnace door body is more stable in moving and the stability is improved by the aid of the limiting rod;
3. the utility model discloses a set up the pneumatic telescopic link of second, the pneumatic telescopic link of second promotes first fly leaf and second fly leaf and removes the back, makes the furnace gate body slide in the inboard of installing frame to make the furnace gate body be connected with the left fire door block of kiln body, the closed processing of the furnace gate of being convenient for, and improved the airtight effect after the furnace gate is closed.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
FIG. 2 is a schematic view of the front section of the connection between the movable frame and the connecting frame of the present invention;
fig. 3 is a schematic view of a first mounting base and a connecting frame of the present invention, illustrating a top-view three-dimensional structure;
fig. 4 is a schematic view of the front perspective structure of the connection between the mounting frame and the oven door body of the present invention.
In the figure: 1. a kiln body; 2. a first pneumatic telescopic rod; 3. a movable frame; 4. a roller; 5. a first mounting seat; 6. a connecting frame; 7. installing a frame; 8. a limiting rod; 9. a return spring; 10. a first movable plate; 11. a second movable plate; 12. a second pneumatic telescopic rod; 13. a furnace door body; 14. an auxiliary plate; 15. a second mounting seat; 16. and (7) connecting the shafts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: a high-temperature industrial television furnace door pneumatic closing device comprises a furnace body 1, a first pneumatic telescopic rod 2, a movable frame 3, rollers 4, a first mounting seat 5, a connecting frame 6, a mounting frame 7, a limiting rod 8, a reset spring 9, a first movable plate 10, a second movable plate 11, a second pneumatic telescopic rod 12, a furnace door body 13, an auxiliary plate 14, a second mounting seat 15 and a connecting shaft 16, wherein the middle part of the upper side wall of the furnace body 1 is fixedly connected with the first pneumatic telescopic rod 2 through bolts, the output end of the first pneumatic telescopic rod 2 is fixedly connected with the middle part of the right side wall of the movable frame 3, the outer side of the left end of the movable frame 3 is rotatably connected with the rollers 4, the first mounting seat 5 is welded on the upper side wall of the furnace body 1, the connecting frame 6 is rotatably connected with the front side and the rear side of the first mounting seat 5, the left end of the connecting frame 6 is fixedly connected with the upper side wall of, and the upper and lower both ends of the left side wall of the mounting frame 7 are fixedly connected with a limiting rod 8, the outside cover of the limiting rod 8 is provided with a return spring 9, the middle part of the outside of the mounting frame 7 is rotatably connected with a first movable plate 10, and one end of the first movable plate 10, which is far away from the mounting frame 7, is rotatably connected with a second movable plate 11, the joint of the first movable plate 10 and the second movable plate 11 is rotatably connected with the output end of a second pneumatic telescopic rod 12, the upper end of the second pneumatic telescopic rod 12 is mounted on the outer side wall of the mounting frame 7 through a bolt, the inner side of the mounting frame 7 is provided with a furnace door body 13 in a laminating manner, the outer side of the furnace door body 13 is provided with an auxiliary plate 14, the left middle part of the furnace door body 13 is fixedly connected with a.
By means of the technical scheme, the furnace door is convenient to open, close and turn over, the operation is more convenient, the practicability is improved, the closing treatment of the furnace door is convenient, and the closing effect of the furnace door is improved.
Specifically, as shown in fig. 1 and 2, the movable frame 3 drives the roller 4 to form a sliding structure on the inner side of the connecting frame 6, the longitudinal section of the connecting frame 6 is in an "L" shape, and the length of the side wall of the right end of the connecting frame 6 is smaller than the length of the movable frame 3.
By means of the technical scheme, when the movable frame 3 moves, the roller 4 slides on the inner side of the connecting frame 6, the roller 4 is assisted to stably control the rotation of the connecting frame 6, the friction force is reduced, and meanwhile, the noise in the rotating process is also reduced.
Specifically, as shown in fig. 1 and 3, the longitudinal section of the limiting rod 8 is in a T-shaped structure, the limiting rod 8 is vertically arranged on the mounting frame 7, and the mounting frame 7 forms an overturning structure on the kiln body 1 through the connecting frame 6.
By means of the technical scheme, the first pneumatic telescopic rod 2 is started to operate, the connecting frame 6 is pushed to rotate through the movable frame 3, the installation frame 7 is made to drive the furnace door body 13 to turn over on the furnace body 1, the opening and closing of the furnace door are facilitated, and the operation is more convenient.
Specifically, as shown in fig. 1 and 4, the first movable plate 10 and the second movable plate 11 are symmetrically disposed about a horizontal central axis of the mounting frame 7, a longitudinal cross-sectional shape of the mounting frame 7 is an inverted "U" shape, and the mounting frame 7 and the second pneumatic telescopic rod 12 are disposed in an inclined manner.
By means of the above technical scheme, the joint of the first movable plate 10 and the second movable plate 11 is rotatably connected with the output end of the second pneumatic telescopic rod 12, and after the second pneumatic telescopic rod 12 operates, the rotation of the first movable plate 10 and the second movable plate 11 can be conveniently controlled at the same time, and the sliding of the auxiliary oven door body 13 on the mounting frame 7 can be conveniently assisted.
Specifically, as shown in fig. 1 and 4, auxiliary plates 14 are welded at the upper, lower, front, rear, and four corners of the oven door body 13, the auxiliary plates 14 are connected with the limiting rod 8 in a penetrating manner, and the oven door body 13 forms a sliding structure along the limiting rod 8 at the inner side of the mounting frame 7.
By means of the technical scheme, in the moving process of the furnace door body 13, the auxiliary plate 14 slides on the limiting rod 8, the return spring 9 is elastically deformed, the furnace door body 13 is more stable in moving through the assistance of the limiting rod 8, and the stability is improved.
Specifically, as shown in fig. 1 and 4, the longitudinal section of the furnace door body 13 is in a "convex" shape, the width of the furnace door body 13 is greater than that of the mounting frame 7, and the furnace door body 13 is connected with the furnace body 1 in a snap-fit manner.
By means of the technical scheme, after the furnace door body 13 moves on the inner side of the mounting frame 7, the furnace door body 13 is connected with the furnace opening on the left side of the kiln body 1 in a clamping mode, closing of the furnace door is facilitated, and the sealing effect of the closed furnace door is improved.
The working principle is as follows: when the oven door is opened, the second pneumatic telescopic rod 12 is started to operate, the output end of the second pneumatic telescopic rod 12 is rotatably connected with the joint of the first movable plate 10 and the second movable plate 11, the first movable plate 10 and the second movable plate 11 are pushed by the second pneumatic telescopic rod 12, and after the first movable plate 10 and the second movable plate 11 are rotated, the connecting shaft 16 drives the furnace door body 13 to slide on the inner side of the mounting frame 7, after the furnace door body 13 slides on the limiting rod 8 through the auxiliary plate 14, the furnace door body 13 is out of clamping with the furnace opening on the left side of the furnace body 1, then the first pneumatic telescopic rod 2 is started to operate, so that the movable frame 3 drives the roller 4 to slide on the connecting frame 6, and the connecting frame 6 rotates on the first mounting seat 5, and after the connecting frame 6 rotates, the mounting frame 7 drives the furnace door body 13 to turn over on the furnace body 1, so that the furnace door is opened.
The using method comprises the following steps: the movable frame 3 forms a sliding structure on the inner side of the connecting frame 6 through the roller 4, the first pneumatic telescopic rod 2 is started to operate, the movable frame 3 pulls the connecting frame 6 to rotate on the first mounting seat 5, after the connecting frame 6 moves, the mounting frame 7 drives the furnace door body 13 to turn over on the furnace body 1, after the mounting frame 7 turns over, the furnace door body 13 corresponds to a furnace opening on the left side of the furnace body 1, the joint of the first movable plate 10 and the second movable plate 11 is rotatably connected with the output end of the second pneumatic telescopic rod 12, one end of the first movable plate 10, which is far away from the second pneumatic telescopic rod 12, is rotatably connected with the outer side of the mounting frame 7, the second movable plate 11 forms a rotating structure on the second mounting seat 15 through a connecting shaft 16, the second pneumatic telescopic rod 12 is started to operate, and the furnace door body 13 is made to slide along the inner side wall of the mounting frame 7 through the arrangement of the first movable plate 10 and the second movable plate 11, when the furnace door body 13 moves, the auxiliary plate 14 slides on the limit rod 8 under the assistance of the auxiliary plate 14, the return spring 9 is restored to be elastically deformed, and the furnace door body 13 is engaged with the furnace opening on the left side of the furnace body 1, and then the closing process of the furnace door is completed.
The installation method comprises the following steps:
firstly, when a furnace door is closed, a first pneumatic telescopic rod 2 is started to operate, an installation frame 7 drives a furnace door body 13 to turn downwards on a furnace body 1 through the arrangement of a connecting frame 6, then a second pneumatic telescopic rod 12 is started to operate, and a first movable plate 10 and a second movable plate 11 are lifted upwards, so that the furnace door body 13 slides on the inner side of the installation frame 7 through a limiting rod 8, and the furnace door body 13 is clamped and connected with a furnace opening on the left side of the furnace body 1;
and secondly, when the furnace door is opened, firstly, the second pneumatic telescopic rod 12 is started to operate, the first movable plate 10 and the second movable plate 11 are pressed downwards, the furnace door body 13 slides on the inner side of the mounting frame 7 through the limiting rod 8, the furnace door body 13 is in clamping connection with the furnace opening on the left side of the furnace body 1, then, the first pneumatic telescopic rod 2 is started to operate, and the mounting frame 7 drives the furnace door body 13 to turn upwards on the furnace body 1 through the arrangement of the connecting frame 6.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a pneumatic closing device of high temperature industry TV furnace gate, includes kiln body (1), first pneumatic telescopic link (2) and second pneumatic telescopic link (12), its characterized in that: the middle part of the upper side wall of the kiln body (1) is fixedly connected with a first pneumatic telescopic rod (2) through bolts, the output end of the first pneumatic telescopic rod (2) is fixedly connected with the middle part of the right side wall of the movable frame (3), the outer side of the left end of the movable frame (3) is rotatably connected with a roller (4), the upper side wall of the kiln body (1) is welded with a first mounting seat (5), the front side and the rear side of the first mounting seat (5) are both rotatably connected with a connecting frame (6), the left end of the connecting frame (6) is fixedly connected with the upper side wall of the mounting frame (7) through bolts, the upper end and the lower end of the left side wall of the mounting frame (7) are both fixedly connected with limit rods (8), the outer side of each limit rod (8) is sleeved with a reset spring (9), the middle part of the outer side of the mounting frame (7) is rotatably connected with a first movable plate (10), and one end, far away from the mounting frame (7, the connection position of the first movable plate (10) and the second movable plate (11) is rotatably connected with the output end of the second pneumatic telescopic rod (12), the upper end of the second pneumatic telescopic rod (12) is mounted on the outer side wall of the mounting frame (7) through bolts, the inner side of the mounting frame (7) is attached to a furnace door body (13), an auxiliary plate (14) is arranged on the outer side of the furnace door body (13), the left middle of the furnace door body (13) is fixedly connected with a second mounting seat (15) through bolts, and the inner side of the second mounting seat (15) is rotatably connected with a connecting shaft (16).
2. The pneumatic closing device for the oven door of the high-temperature industrial television according to claim 1, characterized in that: the movable frame (3) drives the idler wheels (4) to form a sliding structure on the inner side of the connecting frame (6), the longitudinal section of the connecting frame (6) is of an L-shaped structure, and the length dimension of the side wall of the right end of the connecting frame (6) is smaller than that of the movable frame (3).
3. The pneumatic closing device for the oven door of the high-temperature industrial television according to claim 1, characterized in that: the longitudinal section of the limiting rod (8) is of a T-shaped structure, the limiting rod (8) is vertically arranged on the mounting frame (7), and the mounting frame (7) forms a turnover structure on the kiln body (1) through the connecting frame (6).
4. The pneumatic closing device for the oven door of the high-temperature industrial television according to claim 1, characterized in that: the first movable plate (10) and the second movable plate (11) are symmetrically arranged about a horizontal central axis of the mounting frame (7), the longitudinal section of the mounting frame (7) is in an inverted U shape, and the mounting frame (7) and the second pneumatic telescopic rod (12) are obliquely arranged.
5. The pneumatic closing device for the oven door of the high-temperature industrial television according to claim 1, characterized in that: auxiliary plates (14) are welded at the upper, lower, front and rear four corners of the furnace door body (13), the auxiliary plates (14) are connected with the limiting rod (8) in a penetrating mode, and the furnace door body (13) forms a sliding structure on the inner side of the mounting frame (7) along the limiting rod (8).
6. The pneumatic closing device for the oven door of the high-temperature industrial television according to claim 1, characterized in that: the longitudinal section of the furnace door body (13) is of a convex structure, the width dimension of the furnace door body (13) is larger than that of the mounting frame (7), and the furnace door body (13) is connected with the kiln body (1) in a clamping manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022088181.1U CN213020998U (en) | 2020-09-22 | 2020-09-22 | Pneumatic closing device for high-temperature industrial television furnace door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022088181.1U CN213020998U (en) | 2020-09-22 | 2020-09-22 | Pneumatic closing device for high-temperature industrial television furnace door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213020998U true CN213020998U (en) | 2021-04-20 |
Family
ID=75478814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022088181.1U Active CN213020998U (en) | 2020-09-22 | 2020-09-22 | Pneumatic closing device for high-temperature industrial television furnace door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213020998U (en) |
-
2020
- 2020-09-22 CN CN202022088181.1U patent/CN213020998U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109229580A (en) | A kind of material bag bag opening mechanism | |
| CN213020998U (en) | Pneumatic closing device for high-temperature industrial television furnace door | |
| CN204077852U (en) | Vehicle dormer window installs accessory | |
| CN211012459U (en) | A high temperature furnace with a furnace door lifting structure | |
| CN205400406U (en) | Balcony window | |
| CN104192225A (en) | Installation auxiliary tool for automobile skylight | |
| CN210798669U (en) | A construction machinery cab reversing window mechanism | |
| CN113353480A (en) | Opening-closing and locking integrated manhole cover | |
| US3947999A (en) | Sliding door assembly | |
| CN221172967U (en) | Full-automatic split type floatable submerged arc furnace door device | |
| CN112959564B (en) | A device for lifting and flipping long strip molds | |
| CN206405662U (en) | Door frame welding turning device | |
| CN103047865A (en) | Automatic closing pinch device for furnace door | |
| CN115583417B (en) | A carbide slag slurry feeding production device and use method thereof | |
| CN217783290U (en) | Slope wall special-shaped hidden door | |
| CN214095517U (en) | Automatic protection device for bottom of furnace mouth | |
| CN216770188U (en) | Upper and lower opening and closing furnace door device of heating furnace | |
| CN210798682U (en) | Electric flap gate | |
| CN221595874U (en) | Outdoor multimedia live performance equipment | |
| CN220119878U (en) | Automatic box-type furnace | |
| CN205171953U (en) | Apron assembly of full -automatic safe type apron | |
| GB1375569A (en) | ||
| CN109484138A (en) | Driver's cabin and excavator with overturning front window | |
| CN221917293U (en) | Lifting cloth clamping vehicle | |
| CN212763152U (en) | Auxiliary mounting device for PPVC bottom sealing plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |