Rubber plate trolley

Abstract

The utility model discloses a rubber plate trolley which comprises a carrying plate, a plurality of trundles are arranged at the bottom end of the carrying plate in a surrounding mode, the rubber plate trolley further comprises a fixing assembly, the fixing assembly is arranged at the bottom end of the carrying plate and comprises a fixing batten and a connecting plate, and a pushing handle pipe is arranged at the top end of the carrying plate; and the hinge assembly is arranged at the joint of the push handle pipe and the carrying plate, the hinge assembly further comprises a hinge seat, a double-ring spring and a punch, and a sliding groove is formed in the outer wall of the hinge seat. The fixing assembly is arranged at the joint of the trundle and the carrying plate, when the trundle is installed, the trundle can be installed more conveniently and stably by clamping the connecting plate of the trundle between the carrying plate and the fixing batten, the hinge assembly is arranged at the joint of the pushing handle pipe and the carrying plate, and when the pushing handle pipe needs to be folded, the trundle can be conveniently and rapidly installed. An operator only needs to step on the foot rest lever, and meanwhile the push handle pipe can be directly turned and buckled between the front blocking bolt and the foot rest lever to achieve rapid clamping.

Description

Technical Field

[0001] The utility model relates to the technical field of power-assisted carts, in particular to a rubber plate cart. Background Art

[0002] With the improvement of people's quality of life, when heavy objects or luggage need to be moved in places such as factories, stations, hospitals or department stores, people usually use carts for transportation.

[0003] When assembling the currently used trolleys, it is necessary to connect the screw holes at the top of multiple casters to the bolt columns at the bottom of the loading plate, and then thread them together through multiple nuts. The bottom end of a single caster is provided with multiple threaded holes. During installation, the operator needs to sleeve the multiple threaded holes of the caster on the outer wall of each bolt column, use the multiple bolt columns to position and guide the caster, and then use multiple bolts to fix the caster. At the same time, it is necessary to thread multiple nuts to the bottom end of the bolt column. This process is time-consuming and labor-intensive. The present invention designs a rubber plate trolley. Utility Model Content

[0004] The purpose of the present utility model is to provide a rubber sheet trolley to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a rubber sheet trolley, comprising a loading plate, a plurality of casters arranged around the bottom end of the loading plate, and further comprising:

[0006] A fixing assembly is provided at the bottom end of the loading plate, the fixing assembly comprising a fixing strip and a connecting plate, the top end of the fixing strip is provided with a fixing groove, the outer wall of the connecting plate is sleeved with the inner wall of the fixing groove, and the top end of the loading plate is provided with a push handle tube;

[0007] A hinge assembly is arranged at the connection between the push handle tube and the loading plate. The hinge assembly also includes a hinge seat, a double-coil spring and a pedal rod. The bottom of the hinge seat is fixedly connected to the top of the loading plate. The inner wall of the hinge seat is provided with a movable groove. The inner wall of the movable groove is socketed with the bottom end of the push handle tube. The outer wall of the hinge seat is provided with a sliding groove.

[0008] Preferably, the bottom end of the connecting plate is provided with a plurality of threaded holes, and the bottom end of the loading plate is provided with a plurality of bolt columns. The bottom end of the connecting plate is provided with a plurality of threaded holes, and the bottom end of the loading plate is provided with a plurality of bolt columns.

[0009] Preferably, the plurality of bolt columns are threadedly connected to the plurality of threaded holes, and the fixing strip is arranged at the bottom end of the loading plate and located at one end close to the caster.

[0010] Preferably, a plurality of fixing screws are provided at the bottom end of the hinge seat, and the outer walls of the plurality of fixing screws are interlaced and connected with the top threads of the loading plate.

[0011] Preferably, an articulated bolt is provided on the outer wall of the articulated seat, and the middle section of the outer wall of the articulated bolt is interpenetratingly connected with the bottom end of the push handle tube.

[0012] Preferably, a sliding groove is provided on the outer wall of the hinge seat and at one end away from the hinge bolt, and the pedal rod is slidably connected to the inner wall of the sliding groove.

[0013] Preferably, the plurality of double-coil springs are sleeved on the plurality of hinge bolts and the outer wall of the pedal rod, and a front stop bolt is provided on the outer wall of the hinge seat and at one end close to the double-coil spring.

[0014] The technical effects and advantages of this utility model are:

[0015] The utility model utilizes a fixing assembly provided at the connection between the caster and the loading plate. When the caster is installed, the connecting plate of the caster can be clamped between the loading plate and the fixing plate to achieve quick guidance, while reducing the operator's work of tightening the nut, making the installation of the caster more convenient and stable. In order to assist the push handle tube to achieve quick flipping, a hinge assembly is provided at the connection between the push handle tube and the loading plate. When the push handle tube needs to be folded, the operator only needs to step on the foot lever to release the lock of the push handle tube by the foot lever. At the same time, the push handle tube can also be directly flipped and buckled between the front stop bolt and the foot lever to achieve quick clamping. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the main structure of the utility model.

[0017] Figure 2 This is an exploded view of the main structure of the utility model.

[0018] Figure 3 For this utility model Figure 2 A local enlarged schematic diagram of point B.

[0019] Figure 4 It is a bottom view of the main structure of the utility model.

[0020] Figure 5 For this utility model Figure 4 Enlarged schematic diagram of the mechanism at point A.

[0021] Figure 6 It is a schematic diagram of the pedal rod structure of the utility model.

[0022] In the figure: 1. Loading plate; 101. Push handle tube; 2. Caster; 201. Connecting plate; 202. Fixing slat; 203. Threaded hole; 204. Bolt column; 205. Fixing slot; 3. Articulated seat; 301. Movable slot; 302. Articulated bolt; 303. Fixing screw; 4. Pedal rod; 401. Sliding slot; 402. Double-coil spring; 403. Front stop bolt. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] The utility model provides Figure 1-6 The rubber sheet trolley shown includes a loading plate 1, a plurality of casters 2 are arranged around the bottom end of the loading plate 1, and further includes:

[0025] The fixing assembly is arranged at the bottom end of the loading plate 1. The fixing assembly includes a fixing strip 202 and a connecting plate 201. The top of the fixing strip 202 is provided with a fixing groove 205. The outer wall of the connecting plate 201 is sleeved with the inner wall of the fixing groove 205. The top of the loading plate 1 is provided with a push handle 101;

[0026] The hinge assembly is arranged at the connection between the push handle tube 101 and the loading plate 1. The hinge assembly also includes a hinge seat 3, a double-coil spring 402 and a pedal rod 4. The bottom of the hinge seat 3 is fixedly connected to the top of the loading plate 1. The inner wall of the hinge seat 3 is provided with a movable groove 301. The inner wall of the movable groove 301 is socketed with the bottom end of the push handle tube 101. The outer wall of the hinge seat 3 is provided with a sliding groove 401.

[0027] It should be noted that the fixing assembly is used to fix the caster 2 to the bottom end of the loading board 1. The fixing assembly includes a fixing slat 202 and a connecting plate 201. The fixing slat 202 is fixed to the bottom end of the loading board 1. By cooperating the loading board 1 and the fixing slat 202, the caster 2 is clamped at the top end of the fixing slat 202. The push handle tube 101 can be flipped through the hinge seat 3. The operator needs to step on the pedal rod 4 and contact the pedal rod 4 to lock the bottom of the push handle tube 101 to achieve the flipping of the push handle tube 101.

[0028] Specifically, a plurality of threaded holes 203 are provided at the bottom end of the connecting plate 201, and a plurality of bolt columns 204 are provided at the bottom end of the loading plate 1. The plurality of bolt columns 204 are threadedly connected with the plurality of threaded holes 203. The fixing strip 202 is provided at the bottom end of the loading plate 1 and is located at one end close to the caster 2.

[0029] It should be noted that a positioning pin is provided at the bottom end of the loading plate 1 near the caster 2. When installing the caster 2, the positioning pin is passed through the threaded hole 203 on the outer side of the connecting plate 201, and the edge of the connecting plate 201 is sleeved on the inner wall of the fixing groove 205, so that the connecting plate 201 is clamped by the connecting strip and the loading plate 1. After the position is fixed, it is fixed by threading the bolt column 204 through the inner threaded hole 203. With the mutual cooperation of the connecting strip 202 and the bolt column 204, the tripod 2 is firmly and stably fixed to the bottom end of the loading plate 1.

[0030] Specifically, a plurality of fixing screws 303 are provided at the bottom end of the articulated seat 3, and the outer walls of the plurality of fixing screws 303 are interlaced and connected with the top threads of the loading plate 1. A hinge bolt 302 is provided on the outer wall of the articulated seat 3, and the middle section of the outer wall of the hinge bolt 302 is interlaced and connected with the bottom end of the push handle tube 101.

[0031] It should be noted that the articulated seat 3 is fixed to the top position of the loading plate 1 by a fixing screw 303, the bottom end of the push handle tube 101 is sleeved on the inner wall of the movable groove 301, and then the articulated bolt 302 is threaded through the articulated seat 3 and the push handle tube 101 to fix the push handle tube 101 inside the movable groove 301 of the articulated seat 3. The push handle tube 101 can be flipped inside the articulated seat 3 through the articulated bolt 302.

[0032] Specifically, a sliding groove 401 is provided on the outer wall of the articulated seat 3 and at the end away from the articulated bolt 302, the pedal rod 4 is slidably connected to the inner wall of the sliding groove 401, and multiple double-coil springs 402 are all sleeved on the multiple articulated bolts 302 and the outer wall of the pedal rod 4, and a front stop bolt 403 is provided on the outer wall of the articulated seat 3 and at the end close to the double-coil spring 402.

[0033] It should be noted that the pedal rod 4 is slidably set on the inner wall of the sliding groove 401, and at the same time, the pedal rod 4 is stretched toward the hinge bolt 302 under the action of the double-coil spring 402. When the push handle tube 101 is in a static vertical state, the movement path of its bottom wall is fixed by the front stop bolt 403 and the bottom end of the pedal rod 4. The operator can step on the pedal rod 4, and the pedal rod 4 is forced to move downward on the inner wall of the sliding groove 401. At the same time, the pedal rod 4 pulls the double-coil spring 402. When the foot rod 4 moves downward, the restriction on the push handle tube 101 will be released, and the push handle tube 101 can be flipped with the help of the hinge bolt 302 and folded to the top of the loading plate 1.

[0034] Working principle of this utility model:

[0035] The specific operation is that the operator needs to install the caster 2 at the bottom end of the carrier board 1. During installation, the connecting plate 201 needs to be sleeved inside the fixing groove 205 of the fixing strip 202. The threaded hole 203 of the connecting plate 201 will be threadedly connected with the bolt column 204. The connecting plate 201 cooperates with the bolt column 204 on the fixing strip 202 to fix multiple casters 2 to the bottom end of the carrier board 1. After the installation is completed, the hinge seat 3 is threadedly connected to the top end of the carrier board 1 using the fixing screw 303 at the bottom. Then, the bottom end of the push handle tube 101 is sleeved inside the movable groove 301. The hinged bolt 302 is used to thread the handle tube 101 and the hinged seat 3, and then the two ends of the double-coil spring 402 are connected to the outer wall of the hinged bolt 302 and the pedal rod 4. When the operator pushes the loading plate 1, the bottom end of the handle tube 101 will be clamped by the front stop screw 403 and the pedal rod 4. The operator can step on the pedal rod 4, and the pedal rod 4 will move downward along the sliding groove 401, so that the pedal rod 4 releases the resistance to the bottom end of the handle tube 101. At this time, the operator slightly pushes the handle tube 101, and the handle tube 101 can be flipped and folded by the hinged bolt 302.

[0036] Finally, it should be noted that the above 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 aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A rubber sheet trolley, comprising a loading plate (1), wherein a plurality of casters (2) are arranged around the bottom end of the loading plate (1), characterized in that: Also includes: A fixing assembly is provided at the bottom end of the loading plate (1), the fixing assembly comprises a fixing strip (202) and a connecting plate (201), a fixing groove (205) is provided at the top end of the fixing strip (202), an outer wall of the connecting plate (201) is sleeved with an inner wall of the fixing groove (205), and a push handle tube (101) is provided at the top end of the loading plate (1); A hinge assembly is provided at the connection between the handle tube (101) and the loading plate (1), and the hinge assembly further comprises a hinge seat (3), a double-coil spring (402) and a pedal rod (4); the bottom of the hinge seat (3) is fixedly connected to the top of the loading plate (1); the inner wall of the hinge seat (3) is provided with a movable groove (301); the inner wall of the movable groove (301) is sleeved with the bottom end of the handle tube (101); and the outer wall of the hinge seat (3) is provided with a sliding groove (401).

2. A rubber sheet trolley according to claim 1, characterized in that: The bottom end of the connecting plate (201) is provided with a plurality of threaded holes (203), and the bottom end of the loading plate (1) is provided with a plurality of bolt columns (204).

3. A rubber sheet trolley according to claim 2, characterized in that: The plurality of bolt columns (204) are threadedly connected to the plurality of threaded holes (203), and the fixing strip (202) is arranged at the bottom end of the loading plate (1) and located at one end close to the caster (2).

4. The rubber sheet trolley according to claim 1, characterized in that: The bottom end of the hinge seat (3) is provided with a plurality of fixing screws (303), and the outer walls of the plurality of fixing screws (303) are interlaced and connected with the top threads of the loading plate (1).

5. The rubber sheet trolley according to claim 1, characterized in that: The outer wall of the hinge seat (3) is provided with a hinge bolt (302), and the middle section of the outer wall of the hinge bolt (302) is interpenetratingly connected with the bottom end of the push handle tube (101).

6. The rubber sheet trolley according to claim 1, characterized in that: A sliding groove (401) is provided on the outer wall of the hinge seat (3) and at one end away from the hinge bolt (302), and the pedal rod (4) is slidably connected to the inner wall of the sliding groove (401).

7. The rubber sheet trolley according to claim 1, characterized in that: The plurality of double-coil springs (402) are sleeved on the plurality of hinge bolts (302) and the outer wall of the pedal rod (4); a front stop bolt (403) is provided on the outer wall of the hinge seat (3) and at one end close to the double-coil springs (402).

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