CN115813108B - Push-pull type carrying type folding table - Google Patents

Abstract

The utility model provides a push-pull type can carry thing folding table, including first table support and the second table support that can fold each other, install first table on the first table support, install the second table on the second table support, the both sides butt joint position of first table support and second table support all is through connecting seat interconnect, demountable installation has the pulley assembly on the connecting seat, the pulley assembly is including installing the quick-release piece on the connecting seat and installing the wheel on the quick-release piece, the outside of first table and second table is located to the wheel. The wheel of this push-and-pull type can carry thing folding table is dismantled with the connection seat shell through quick-release spare and is connected, and the installation is very convenient with dismantling the wheel, and under the desktop board folded condition, the carrier rotates to the axis of rotation top around the axis of rotation top, and in the spliced pole of carrier opposite side inserts the second jack, realizes carrying the thing function, carries the thing handle and can overturn to the back of desktop board when not using, can overturn to the position of perpendicular to desktop board when using and realize carrying thing and handle's dual function.

Description

Push-pull type carrying type folding table

Technical Field

The invention relates to a table, in particular to a push-pull type carrying type folding table.

Background

At present, as the functional requirements of people on work and living goods are stronger and stronger, for example, for the convenience of storage and transportation, people invent various folding tables. For folding tables of greater bulk and weight, wheels and handles are typically provided that can be pulled away like a trolley case. The utility model discloses a bearing frame and install folding table of this bearing frame of patent number CN202220720719.2 (grant bulletin number CN 217524242U), the outer fixed pipe of the bearing frame of this folding table is installed at the back of first table and/or second table, and the pull rod that can outwards take out is installed to the back of first table or second table, and the pull rod sets up with the bearing frame relatively, and the dwang of bearing frame can upwards rotate to be perpendicular with first table and second table, installs the gyro wheel in the outside of first table or second table, and the gyro wheel is located the left and right sides of bearing frame. The folded table can be pulled forwards through the pull rod and the roller. The pull rod of the folding table adopts a pull rod structure similar to a pull rod box, the structure is common, and the object carrying rod and the pull rod of the folding table are mutually independent, so that the structure is complex, and more folding space inside the folding table is occupied. In addition, the mounting structure of gyro wheel is comparatively complicated, and the installation and the dismantlement of gyro wheel are all comparatively inconvenient, can't realize fast-assembling and quick detach.

As another example, the multifunctional table disclosed in chinese patent No. cn201920986759.X (grant notice No. CN 210471373U) includes a table board, the table board is horizontally arranged, a plurality of foldable legs are arranged at the lower end of the table board, and a plurality of roller assemblies and locking mechanisms corresponding to the roller assemblies in number one to one; the rotatable setting of a plurality of roller components is in the lower extreme of table, roller components rotates when its contained angle with the lower extreme of table is the biggest, all is connected fixedly with the lower extreme of table through corresponding locking mechanism. The multifunctional table can be used as a table or a cart, and is generally used as a table, when the multifunctional table is required to be used as a cart for conveying materials, the table legs are folded and retracted, the roller assemblies are unfolded, and the roller assemblies can drive the table plate to move in a plane. The desk board of the desk adopts a desk board with an integral structure, so that the desk board cannot be oversized, otherwise, the desk is inconvenient to carry and store; the articles to be transported are directly placed on the table board, and if the strength and the bearing of the table board are insufficient, the table board is easy to damage.

Disclosure of Invention

The first technical problem to be solved by the present invention is to provide a push-pull type carrying type folding table with quickly detachable wheels, aiming at the prior art.

The second technical problem to be solved by the present invention is to provide a push-pull type foldable table with a carrying function in a folded state.

The third technical problem to be solved by the present invention is to provide a push-pull type foldable table with a carrying handle, aiming at the prior art.

The technical scheme adopted by the invention for solving the first technical problem is as follows: this push-and-pull can carry thing folding table includes first table support and the second table support that can fold each other, install first table on the first table support, install the second table on the second table support, can make first table and second table amalgamation become the table after first table support and the second table support expand each other, the both sides butt joint position of first table support and second table support all is through connecting seat interconnect, its characterized in that: the pulley assembly is detachably arranged on the connecting seat and comprises a quick-dismantling part arranged on the connecting seat and a wheel arranged on the quick-dismantling part, and the wheel is arranged on the outer sides of the first table plate and the second table plate.

Preferably, the quick-release member comprises a movable shaft sleeve, a first spring, a quick-release sleeve, an elastic pin shaft assembly and a V-shaped spring, wherein the movable shaft sleeve is movably arranged on the connecting seat, an axial installation hole is formed in the movable shaft sleeve, a stop portion is arranged at one end of the movable shaft sleeve, a locking hole communicated with the axial installation hole is formed in the pipe wall at the other end of the movable shaft sleeve, the first spring is sleeved on the movable shaft sleeve, the first end of the first spring abuts against the stop portion, the quick-release sleeve is sleeved on the movable shaft sleeve, the first end of the quick-release sleeve abuts against the second end of the first spring, the elastic pin shaft assembly is arranged in the movable shaft sleeve, the inner end of the elastic pin shaft assembly extends into the axial installation hole, the outer end of the elastic pin shaft assembly is exposed out of the end of the movable shaft sleeve where the stop portion is located, the V-shaped spring is arranged in the axial installation hole, the wheel is arranged on the quick-release sleeve, the V-shaped spring radially retracts to the inner part of the movable shaft sleeve under the pressing state of the elastic pin shaft assembly, so that the quick-release sleeve can be separated from the movable shaft sleeve, and the V-shaped spring is prevented from being separated from the movable shaft sleeve under the reset state. Therefore, the quick-release sleeve and the wheel can be separated from the movable shaft sleeve or the quick-release sleeve is locked on the movable shaft sleeve by pressing or resetting the elastic pin shaft assembly, so that the installation and the disassembly are very convenient.

In order to realize effective locking of the quick-release sleeve, a radial boss is formed at the second end of the quick-release sleeve, and in a reset state of the elastic pin shaft assembly, the elastic locking piece radially extends out of the locking hole to be abutted against the radial boss.

In order to form spacing cooperation between movable shaft sleeve and the elastic pin shaft subassembly, radial protruding annular convex wall that is equipped with on the inner wall of movable shaft sleeve, the elastic pin shaft subassembly includes round pin axle and second spring, the inner end of round pin axle has the first spacing boss that can offset with annular convex wall's first end, and the outer end of round pin axle is equipped with the spacing boss of second, the first end of second spring offsets with annular convex wall's second end, the second end of second spring with the spacing boss of second offsets.

Further preferably, the end of the pin shaft is provided with an installation cavity with an opening facing the V-shaped spring, the tail of the V-shaped spring stretches into the installation cavity, two ends of the V-shaped spring are arranged at positions corresponding to the locking holes, in the pressing state of the pin shaft, the two ends of the V-shaped spring are separated from the corresponding locking holes to enable the quick-release sleeve to be detached, and in the resetting state of the pin shaft, the two ends of the V-shaped spring are inserted into the corresponding locking holes to lock the quick-release sleeve under the action of self elastic force.

The invention solves the second technical problem by adopting the technical proposal that: the back of desktop board and be equipped with the fixed bolster in the region between first desk support or the second desk support swing joint has the carrier on the fixed bolster, be equipped with first jack and second jack on the fixed bolster be equipped with the axis of rotation in the first jack, the top of axis of rotation expose in first jack, one side of carrier pass through the connector with the top of axis of rotation rotates to be connected, the opposite side of carrier is equipped with the spliced pole, under the folding state of desktop board, the carrier rotates to the axis of rotation top around the axis of rotation top, just the spliced pole inserts in the second jack. Therefore, in the carrying state, the carrier rotates around the top of the rotating shaft to the upper part of the rotating shaft, and the inserting column at the other side of the carrier is inserted into the second inserting hole, so that the carrier is novel in structure, and the carrier can be rotated when in use, and is very convenient to use

In order to enable the connector to be rotationally connected to the fixed pin shaft, a first installation arm and a second installation arm which extend upwards are arranged at the top of the rotating shaft, corresponding first installation holes and second installation holes are formed in the first installation arm and the second installation arm respectively, a rotating connection portion is formed at the first end of the connector, through holes corresponding to the first installation holes and the second installation holes are formed in the rotating connection portion, the fixed pin shaft transversely penetrates through the through holes, the first installation holes and the second installation holes, the first end of the connector is rotationally connected to the fixed pin shaft, and the second end of the connector is installed on the carrier.

The technical scheme adopted by the invention for solving the third technical problem is as follows: the outer side part of the first table support or the second table support is provided with a reversible carrying handle, the carrying handle is turned to the back side of the table top and is parallel to the table top in the open state of the table top, the carrying handle is turned to the position vertical to the table top in the folded state of the table top, the carrying handle part below the table top forms a handle part, and the carrying handle part above the table top forms a carrying part.

The carrying handle can have various mounting structures, preferably, the carrying handle comprises a handle connecting rod and a carrying handle rod, the handle connecting rod comprises a first rotating rod, a second rotating rod and a transverse connecting rod, the rear end of the first rotating rod and the rear end of the second rotating rod are both rotationally connected to a table support on the corresponding side, the carrying handle rod is provided with a first side rod, a second side rod and a handle arranged between the first side rod and the second side rod, the first side rod is rotationally connected to the front end of the first rotating rod, the second side rod is rotationally connected to the front end of the second rotating rod, and the transverse connecting rod is arranged between the front ends of the first rotating rod and the second rotating rod.

In order to prevent the handle connecting rod from rotating in the unused state, the first side rod is arranged on the inner side of the first rotating rod, the second side rod is arranged on the inner side of the second rotating rod, and a locking mechanism for locking the handle connecting rod to prevent the handle connecting rod from rotating relative to the table support is arranged on the back of the table top.

Further preferably, the locking mechanism comprises a mounting seat, a locking rod and a locking spring, wherein the mounting seat is arranged between a first side rod and a second side rod of the carrying pull rod, the locking rod penetrates through the mounting seat, the head of the locking rod presses the transverse connecting rod, and the locking spring is sleeved on the locking rod and elastically abuts against the position between the tail of the locking rod and the mounting seat.

Compared with the prior art, the invention has the advantages that: the pulley assembly of the push-pull type foldable table capable of carrying objects is detachably mounted on the connecting seat of the connecting table support, the wheels are detachably connected with the connecting seat shell through the quick-release piece, the wheels are very convenient to mount and detach, under the folding state of the table top plate, the object carrier rotates to the upper side of the rotating shaft around the top of the rotating shaft, the inserting posts on the other side of the object carrier are inserted into the second inserting holes, the object carrying function is realized, the object carrying handle can be turned to the back of the table top plate when not used, and the dual functions of carrying objects and handles can be realized when the object carrying handle is turned to the position perpendicular to the table top plate when used.

Drawings

FIG. 1 is a schematic view of a structure of an embodiment of the present invention in a storage state of a carrying handle;

FIG. 2 is a schematic view of the structure of the carrying handle according to the embodiment of the present invention in a carrying state;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is a schematic diagram of a structure of a carrying handle during overturning according to an embodiment of the present invention;

FIG. 5 is a schematic view of the structure of the carrying handle and the carrying rack in the use state according to the embodiment of the invention;

Fig. 6 is a schematic structural view of a quick assembly structure of a pulley assembly according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a connection seat according to an embodiment of the present invention;

FIG. 8 is a partially exploded view of the quick release structure of FIG. 6;

fig. 9 is a schematic view of a pulley assembly according to an embodiment of the present invention;

fig. 10 is a structural cross-sectional view (wheel-locked state) of the pulley assembly according to the embodiment of the present invention;

fig. 11 is a structural cross-sectional view of a pulley assembly (a wheel-detached state) according to an embodiment of the present invention;

fig. 12 is a schematic view of a mounting structure of a pulley assembly according to an embodiment of the present invention;

fig. 13 is a schematic view of another mounting structure of a pulley assembly according to an embodiment of the present invention;

fig. 14 is a schematic view of the structure of a carrier according to an embodiment of the invention;

FIG. 15 is an enlarged schematic view of portion B of FIG. 14;

FIG. 16 is an exploded view of the carrier shown in FIG. 14;

FIG. 17 is an enlarged schematic view of portion C of FIG. 16;

Fig. 18 is a schematic view of the carrier of fig. 14 in a flipped configuration;

FIG. 19 is a schematic view of the carrier of FIG. 18 during further tipping;

Fig. 20 is a schematic view showing the structure of the carrier in a use state according to the embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to the embodiments of the drawings.

As shown in fig. 1 to 5, the folding table of this embodiment includes a first table support 11 and a second table support 12 that can be folded with each other, a first table 21 is mounted on the first table support 11, a second table 22 is mounted on the second table support 12, the first table support 11 and the second table support 12 can be folded into a table after being unfolded with each other, the two abutting portions of the first table support 11 and the second table support 12 are all connected with each other through a connecting seat 3, a pulley assembly is detachably mounted on the connecting seat 3, the pulley assembly includes a quick-release member 4 mounted on the connecting seat 3 and a wheel 5 mounted on the quick-release member 4, and the wheel 5 is disposed on the outer sides of the first table 21 and the second table 22.

As shown in fig. 6 to 13, the quick release 4 of the present embodiment includes a movable sleeve 41, a first spring 42, a quick release sleeve 43, a fixed sleeve 44, an elastic pin assembly 45, a V-spring 46, and the like.

Wherein, the connecting seat 3 is provided with a through hole 31, and the fixing sleeve 44 is arranged in the through hole 31 and fixed with the connecting seat 3. The movable shaft sleeve 41 axially passes through the fixed sleeve 44, that is, two ends of the movable shaft sleeve 41 are positioned at the left side and the right side of the connecting seat 3, and the movable shaft sleeve 41 can axially move relative to the fixed sleeve 44. The movable shaft sleeve 41 is internally provided with an axial mounting hole 411, the axial mounting hole 411 is a through hole, one end of the movable shaft sleeve 41 is provided with a stop part 412, the pipe wall at the other end of the movable shaft sleeve 41 is provided with a locking hole 413 communicated with the axial mounting hole 411, and the inner wall of the movable shaft sleeve 41 is radially provided with an annular convex wall 414 in a protruding mode.

The first spring 42 is sleeved on the movable sleeve 41 with the direction indicated by an arrow D in fig. 6 as the outer side, and the first end, i.e., the outer end of the first spring 42 abuts against the stop portion 412. The quick-release sleeve 43 is sleeved on the movable shaft sleeve 41, a first end of the quick-release sleeve 43 extends into the fixed sleeve 44, and a second end of the first spring 42 extends into the fixed sleeve 44 and abuts against the first end of the quick-release sleeve 43. The second end of the quick release sleeve 43 forms a radial boss 431.

The elastic pin shaft assembly 45 is installed in the movable shaft sleeve 41, the inner end of the elastic pin shaft assembly 45 stretches into the axial installation hole 411, and the outer end of the elastic pin shaft assembly 45 is exposed out of the outer end of the movable shaft sleeve 41. The elastic pin assembly 45 includes a pin 451, a second spring 452, and a pressing head 450. The pin 451 extends into the axial mounting hole 411, and the inner end of the pin 451 has a first limiting boss 453 capable of abutting against the first end of the annular convex wall 414. The pressing head 450 is in threaded connection with the outer end of the pin shaft 451, the inner end of the pressing head 450 extends into the axial mounting hole 411, and the inner end of the pressing head 450 forms a second limiting boss 55. The first end of the second spring 452 abuts the second end of the annular ledge 414, and the second end of the second spring 452 abuts the second limit boss 55.

The V-spring 46 is disposed within the axial mounting hole 411 of the movable sleeve 41. The end of the pin 451 has a mounting cavity 455 open to the V-spring 46, the tail of the V-spring 46 extending into the mounting cavity 455, and the ends of the V-spring 46 being located at positions corresponding to the locking holes 413. In the pressed state of the elastic pin shaft assembly 45, both ends of the V-shaped spring 46 are separated from the corresponding locking holes 413 and retract into the movable sleeve 41, so that the quick-release sleeve 43 can be detached from the movable sleeve 41. In the reset state of the elastic pin shaft assembly 45, the pin shaft 451 is reset outwards under the elastic action of the second spring 452 until the first limiting boss 453 of the elastic pin shaft assembly 45 abuts against the first end of the annular convex wall 414, meanwhile, under the action of self elastic force, the two ends of the V-shaped spring 46 penetrate through the corresponding locking holes 413 and radially extend out of the locking holes 413 to abut against the radial boss 431 of the quick-release sleeve 43, so that the quick-release sleeve 43 is locked, and the quick-release sleeve 43 is prevented from being released from the movable shaft sleeve 41.

As shown in fig. 9 to 12, the wheel 5 is mounted on the quick release sleeve 43, the wheel 5 and the first spring 42 are respectively disposed on the left and right sides of the connecting seat 3, after the wheel 5 is mounted, the V-shaped spring 46 extends out of the locking hole 413 and abuts against the radial boss 431 of the quick release sleeve 43, the radial boss 431 of the quick release sleeve 43 abuts against the side surface of the wheel 5, and locking of the wheel 5 is achieved, and at this time, the V-shaped spring 46, the first spring 42 and the second spring 452 are all in a reset state. When the wheel 5 needs to be disassembled, firstly, the movable shaft sleeve 41 moves inwards, and as the first end of the annular convex wall 414 of the movable shaft sleeve 41 is propped against the first limit boss 453 of the elastic pin shaft assembly 45, the pin shaft 451 and the pressing head 450 synchronously move inwards along with the movable shaft sleeve 41, and at the moment, the first spring 42 is compressed; then, the pressing head 450 is pressed inwards, the pressing head 450 drives the pin shaft 451 to further move inwards, the lower end of the pin shaft 451 drives the V-shaped spring to deform, two ends of the V-shaped spring 6 retract inwards to the inside of the movable shaft sleeve 41, at the moment, the V-shaped spring 46 releases the locking of the quick-release sleeve 43, and the wheel 5 and the quick-release sleeve 43 can be taken down together on the movable shaft sleeve 41 to complete the disassembly.

As shown in fig. 13, the wheel 5 and the first spring 42 are provided on the same side of the connection base 3, and the wheel 5 is closer to the connection base 3 than the first spring 42. The mounting and dismounting of the wheel 5 is similar and will not be described here.

As shown in fig. 14 to 20, a fixing bracket 6 is provided in a region of the back of the table top between the first table support 11 or the second table support 12, the fixing brackets 6 are spaced apart along the width direction of the table top, and a first insertion hole 61 and a second insertion hole 62 are vertically provided in the fixing bracket 6. The carrier 7 is rotatably connected to the fixed support 6.

A rotating shaft 8 is arranged in the first jack 61, the top of the rotating shaft 8 is exposed out of the first jack 61, a first mounting arm 81 and a second mounting arm 82 which extend upwards are arranged at the top of the rotating shaft 8, and a first mounting hole 83 and a second mounting hole 84 which are corresponding to each other are respectively formed in the first mounting arm 81 and the second mounting arm 82.

One side of the carrier 7 is rotatably connected to the top of the rotation shaft 8 by a connection head 71. Specifically, the first end of the connection head 71 forms a rotation connection portion 711, and the rotation connection portion 711 is provided with through holes 712 corresponding to the first mounting holes 83 and the second mounting holes 84. The fixing pin shaft 85 is provided at the top of the rotation shaft 8 and transversely passes through the through hole 712, the first mounting hole 83 and the second mounting hole 84, so that the rotation connection portion 711 of the connection head 71 is rotatably connected to the fixing pin shaft 85. The second end of the connection head 71 is inserted into and fixed to the frame pipe 70 on the corresponding side.

The other side of the carrier 7 is provided with a peg 72, one end of the peg 72 being inserted into and secured to the corresponding side of the frame tube 70. In addition, for convenience of holding, a holding portion 73 is mounted on the outer wall of the frame tube 70 corresponding to the plug-in post 72.

As shown in fig. 2, in the unused state, the carrier 7 is received in the bottom of the first table top 21, and the carrier 7 is fixed to the column by the buckle. In use, as shown in fig. 18, the hand-held portion 73 is pinched by a hand to pull the carrier 7 outwardly until the carrier 7 is pulled out entirely to the outside of the first table frame 11; next, as shown in fig. 19, the carrier 7 is turned upwards, i.e. the connection head 71 on the carrier 7 is turned upwards around the fixed pin 85; next, as shown in fig. 20, the carrier 7 and the rotation shaft 8 are rotated in synchronization, and when the carrier 7 is rotated until the insertion post 72 is positioned right above the second insertion hole 62, the hand is released, and the insertion post 72 is inserted into the second insertion hole 62. When the folding table is used as a trolley, as shown in fig. 5, the carrying handle 9 at the front side of the table is pulled out, and objects such as objects suitable for being placed in a packing box, a refrigerator for being out filled with food, a drinking water bucket and the like can be hung on the carrying frame 7 at the rear side of the table.

As shown in fig. 1 to 5, the carrying handle 9 of the present embodiment is mounted on the outer side of the first table support 11, in the open state of the table top, the carrying handle 9 is turned over to a position parallel to the table top, in the folded state of the table top, the carrying handle 9 is turned over to a position perpendicular to the table top, the carrying handle 9 portion located below the table top forms a handle portion, i.e. a grip 923, and the carrying handle 9 portion located above the table top forms a carrying portion, i.e. a carrying rod 924.

The carrying handle 9 includes a handle connecting rod 91 and a carrying pull rod 92, the handle connecting rod 91 includes a first rotating rod 911, a second rotating rod 912 and a transverse connecting rod 913, in this embodiment, the rear end of the first rotating rod 911 and the rear end of the second rotating rod 912 are both rotatably connected to the first table support 11, the carrying pull rod 92 has a first side rod 921, a second side rod 922 and a handle 923 disposed between the first side rod 921 and the second side rod 922, the first side rod 921 is rotatably connected to the front end of the first rotating rod 911, the second side rod 922 is rotatably connected to the front end of the second rotating rod 912, and the transverse connecting rod 913 is disposed between the front ends of the first rotating rod 911 and the second rotating rod 912. The first rotating rod 911, the second rotating rod 912 and the transverse connecting rod 913 form a U-shaped structure, and the transverse connecting rod 913, the first rotating rod 911 and the second rotating rod 912 can be integrated, or the transverse connecting rod 913 can be connected and fixed on the first rotating rod 911 and the second rotating rod 912. The transverse connection rod 913 is provided at the front ends of the first rotation rod 911 and the second rotation rod 912 with the direction indicated by the arrow E in fig. 3 as the forward direction, and the rear ends of the first rotation rod 911 and the second rotation rod 912 are both rotatably connected to the first table frame 11, and the transverse connection rod 913 rotates in synchronization with the first rotation rod 911 and the second rotation rod 912.

The carrying pull rod 92 of this embodiment is a square pull ring, that is, the left side of the carrying pull rod 92 is a first side rod 921, the right side of the carrying pull rod 92 is a second side rod 922, the rear side of the carrying pull rod 92 is a handle 923, and the carrying pull rod 92 further has a carrying rod 924 opposite to the handle 923. The first side lever 921 is provided inside the first rotating lever 911, the second side lever 922 is provided inside the second rotating lever 912, and the first side lever 921 is rotatably connected to the front end of the first rotating lever 911, and the second side lever 922 is rotatably connected to the front end of the second rotating lever 912. Further, as shown in fig. 3, the first side bar 921 and the second side bar 922 are located below the cross bar 913.

A locking mechanism 10 is also mounted to the back of the first table top 21. The locking mechanism 10 is used to lock the handle bar 91, and can prevent the handle bar 91 from rotating relative to the first table frame 11. The locking mechanism 10 of the present embodiment includes a mounting seat 101, a lock lever 102 and a locking spring 103, specifically, the mounting seat 101 is disposed between a first side lever 921 and a second side lever 922 of the carrying pull rod 92 and is fixed on the back of the first table top board 21, the lock lever 102 passes forward through the mounting seat 101, the head of the lock lever 102 presses the transverse connecting rod 913, the locking spring 103 is sleeved on the lock lever 102 and elastically abuts between the tail of the lock lever 102 and the mounting seat 101, and the lock lever 102 keeps the tendency of locking the handle connecting rod 91 under the elastic force of the locking spring 103. The lock mechanism 10 is not limited to the above configuration, and the handle link 91 may be prevented from rotating by pressing the first rotation lever 911 and the second rotation lever 912 by the elastic member.

As shown in fig. 1, in the storage state, the handle connecting rod 91, the carrying handle 92 and the first table frame 11 are substantially flush, and the carrying handle 9 is completely folded on the back of the first table top 21. As shown in fig. 2, the carrying handle 9 may be turned 180 ° so that the carrying bar 924 extends out of the first table top 21, at this time, a box may be hung on the carrying bar 924, and beverage bottles or the like may be placed in the box.

As shown in fig. 4, during the overturning process, the handle connecting rod 91 rotates upward relative to the first table support 11, and the grip 923 of the carrying pull rod 92 overturns toward the outer side of the first table top 21. As shown in fig. 5, the handle connecting rod 91 and the carrying pull rod 92 are turned downward, the handle connecting rod 91 returns to the position shown in fig. 2, the carrying pull rod 92 is turned to a position perpendicular to the first table top plate 21, the handle 923 of the carrying pull rod 92 is located below the first table top plate 21, the carrying rod 924 of the carrying pull rod 92 is located above the first table top plate 21, and finally, the two first table top plates 21 of the folding table are folded by using each other. Because the folding table also has the wheels 5, the user can hold the handle 923 and drag the folding table to move forward, the part of the carrying pull rod 92 above the first table top 21 can be used for carrying objects, and the objects can be hung on the carrying rod 924, which is suitable for hanging the chair-type objects.

In the description and claims of the present invention, terms indicating directions, such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", etc., are used to describe various example structural parts and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the invention may be arranged in a variety of orientations, the directional terminology is used for purposes of illustration and is in no way limiting, such as "upper" and "lower" are not necessarily limited to being in a direction opposite or coincident with the direction of gravity.

Claims (7)

1. The utility model provides a push-pull type can carry thing folding table, includes first table support (11) and second table support (12) that can fold each other, install first table (21) on first table support (11), install second table (22) on second table support (12), enable first table (21) and second table (22) amalgamation desktop after first table support (11) and second table support (12) are mutually expanded, the both sides butt joint position of first table support (11) and second table support (12) all is through connecting seat (3) interconnect, its characterized in that: the pulley assembly is detachably arranged on the connecting seat (3) and comprises a quick-dismantling piece (4) arranged on the connecting seat (3) and wheels (5) arranged on the quick-dismantling piece (4), and the wheels (5) are arranged on the outer sides of the first table plate (21) and the second table plate (22); the quick-release member (4) comprises a movable shaft sleeve (41), a first spring (42), a quick-release sleeve (43), an elastic pin shaft assembly (45) and a V-shaped spring (46), wherein the movable shaft sleeve (41) is movably arranged on the connecting seat (3), an axial mounting hole (411) is formed in the movable shaft sleeve (41), a stop part (412) is arranged at one end of the movable shaft sleeve (41), a locking hole (413) communicated with the axial mounting hole (411) is formed in the pipe wall of the other end of the movable shaft sleeve (41), the first spring (42) is sleeved on the movable shaft sleeve (41), the first end of the first spring (42) abuts against the stop part (412), the quick-release sleeve (43) is sleeved on the movable shaft sleeve (41), the first end of the quick-release sleeve (43) abuts against the second end of the first spring (42), the elastic pin shaft assembly (45) is arranged in the movable shaft sleeve (41), the inner end of the elastic pin shaft assembly (45) stretches into the axial mounting hole (411), the outer end of the elastic pin shaft assembly (45) is exposed out of the stop part and is arranged in the movable shaft sleeve (41) in the axial direction (46), the elastic pin shaft assembly (45) is arranged in the axial sleeve (5), the V-shaped spring (46) radially retracts into the movable shaft sleeve (41) to enable the quick-release sleeve (43) to be separated from the movable shaft sleeve (41), and in a reset state of the elastic pin shaft assembly (45), the V-shaped spring (46) extends out of the locking hole (413) to prevent the quick-release sleeve (43) from being separated from the movable shaft sleeve (41);

the inner wall of the movable shaft sleeve (41) is radially provided with an annular convex wall (414) in a protruding mode, the elastic pin shaft assembly (45) comprises a pin shaft (451) and a second spring (452), a first limiting boss (453) capable of propping against the first end of the annular convex wall (414) is arranged at the inner end of the pin shaft (451), a second limiting boss (454) is arranged at the outer end of the pin shaft (451), the first end of the second spring (452) is propped against the second end of the annular convex wall (414), and the second end of the second spring (452) is propped against the second limiting boss (454); the end part of the pin shaft (451) is provided with an installation cavity (455) with an opening facing the V-shaped spring (46), the tail part of the V-shaped spring (46) stretches into the installation cavity (455), two ends of the V-shaped spring (46) are arranged at positions corresponding to the locking holes (413), under the pressing state of the pin shaft (451), the two ends of the V-shaped spring (46) are separated from the corresponding locking holes (413) to enable the quick-release sleeve (43) to be detached, and under the reset state of the pin shaft (451), the two ends of the V-shaped spring (46) are inserted into the corresponding locking holes (413) to lock the quick-release sleeve (43) under the action of self elasticity; the connecting seat (3) is provided with a through hole (31), and the fixing sleeve (44) is arranged in the through hole (31) and is fixed with the connecting seat (3).

2. A push-pull, stowable folding table according to claim 1, characterized in that: the second end of the quick-release sleeve (43) is provided with a radial boss (431), and in a reset state of the elastic pin shaft assembly (45), the elastic locking piece radially extends out of the locking hole (413) to be abutted against the radial boss (431).

3. A push-pull loadable folding table as claimed in claim 1 or 2, wherein: the back of desktop board and be located in the region between first desk support (11) or second desk support (12) be equipped with fixed bolster (6) swing joint has carrier (7) on fixed bolster (6), be equipped with first jack (61) and second jack (62) on fixed bolster (6) be equipped with axis of rotation (8) in first jack (61), the top of axis of rotation (8) expose in first jack (61), one side of carrier (7) pass through connector (71) with the top rotation of axis of rotation (8) is connected, the opposite side of carrier (7) is equipped with spliced pole (72), under the folding state of desktop board, carrier (7) rotate around axis of rotation (8) top to axis of rotation (8), just spliced pole (72) are inserted in second jack (62).

4. A push-pull, stowable folding table according to claim 3, characterized in that: the top of axis of rotation (8) has first installation arm (81) and second installation arm (82) that upwards extend first installation arm (81) and second installation arm (82) are gone up to open respectively have corresponding first mounting hole (83) and second mounting hole (84), the first end of connector (71) forms the rotation connecting portion, open on the rotation connecting portion have with the through-hole that first mounting hole (83), second mounting hole (84) correspond, fixed pin axle (85) transversely pass through-hole, first mounting hole (83) and second mounting hole (84), the first end rotation of connector (71) is connected on fixed pin axle (85), the second end of connector (71) is installed on carrier (7).

5. A push-pull loadable folding table as claimed in claim 1 or 2, wherein: the utility model discloses a table top, including first table support (11) and second table support (12), install the outside portion of first table support (11) or second table support (12) and carry thing handle (9) that can overturn, under the desktop open mode, carry thing handle (9) upset to the dorsal part of desktop and the position that is parallel with the desktop, under the desktop folding mode, carry thing handle (9) upset to the position that is perpendicular with the desktop, and be located the thing handle (9) part of desktop below and constitute handle portion, be located the thing handle (9) part of carrying of desktop top and constitute and carry thing portion.

6. A push-pull, stowable folding table according to claim 5, characterized in that: the utility model provides a carry thing handle (9) including handle connecting rod (91) and year thing pull rod (92), handle connecting rod (91) include first dwang (911), second dwang (912) and transverse connection pole (913), the rear end of first dwang (911) and the rear end of second dwang (912) all rotate and connect on the desk support of corresponding side, carry thing pull rod (92) have first side lever (921), second side lever (922) and locate handle (923) between first side lever (921) and second side lever (922), first side lever (921) rotate and connect the front end of first dwang (911), second side lever (922) rotate and connect the front end of second dwang (912), transverse connection pole (913) are located between the front end of first dwang (911) and second dwang (912).

7. The push-pull, stowable folding table of claim 6, wherein: the first side rod (921) is arranged on the inner side of the first rotating rod (911), the second side rod (922) is arranged on the inner side of the second rotating rod (912), and a locking mechanism (10) for locking the handle connecting rod (91) and preventing the handle connecting rod (91) from rotating relative to the table bracket is arranged on the back of the table top.