CN219361074U - a transfer trolley - Google Patents

Abstract

The utility model relates to the field of trolleys, in particular to a transfer trolley. The transportation shallow includes the car chassis, and fixed mounting in base plate on the car chassis, the one end fixed mounting of base plate has the handrail still to include: the travelling mechanism is used for supporting the two travelling mechanisms which roll on the chassis to be symmetrically arranged at two ends of the chassis, and comprises a supporting shaft, a cam carrier, wheels and a ratchet wheel, wherein the supporting shaft is fixedly arranged at one end of the chassis, the cam carrier is rotatably arranged at two ends of the supporting shaft, the wheels are respectively arranged at three corners of the cam carrier, the ratchet wheel is fixedly arranged on the cam carrier, and a switching assembly for switching the rolling of the cam carrier is arranged on the chassis; and the tray assembly is used for carrying and transporting and is fixedly arranged on the upper surface of the base plate. The transfer trolley provided by the utility model has the advantages of certain threshold-crossing capacity and convenience in transfer and use between workshops.

Description

a transfer trolley

technical field

The utility model relates to the field of carts, in particular to a transfer cart.

Background technique

In mechanical processing production, the raw materials and related spare parts are stored in the warehouse after purchase. When they need to be taken out for use, they are taken out and transferred to the processing workshop or assembly workshop with a cart for processing or assembly.

However, the structure of the existing carts is too simple, usually a single flat cart. When transferring spare parts, the spare parts can only be stacked on the flat board. The spare parts on the flat board are easy to fall during the transfer process, and the flat cart In the case of full load, it is inconvenient to transfer between workshops with a certain threshold height, and the wheel passability is not high.

Therefore, it is necessary to provide a new transfer trolley to solve the above technical problems.

Utility model content

In order to solve the above technical problems, the utility model provides a transfer trolley which has a certain ability to climb over the threshold and is convenient for transfer in the factory room.

The transfer trolley provided by the utility model comprises: a vehicle chassis, and a base plate fixedly installed on the vehicle chassis, one end of the base plate is fixedly equipped with a handrail;

It also includes: a running mechanism, two running mechanisms for supporting the rolling of the underframe are symmetrically installed at both ends of the underframe, and the running mechanism includes a support shaft, a triangular wheel frame, wheels and ratchets, and the supporting The shaft is fixedly installed on one end of the undercarriage, and the two ends of the support shaft are rotatably mounted with a triangular wheel frame, wheels are installed at three corners of the triangular wheel frame, and ratchet wheels are fixedly installed on the triangular wheel frame , the underframe is equipped with a switching assembly for switching the rolling of the triangular wheel frame; a pallet assembly, the pallet assembly used for loading and transporting is fixedly installed on the upper surface of the base plate.

Preferably, the switching assembly includes a two-way threaded rod, a U-shaped frame and a limit plug, the two-way threaded rod is rotatably mounted on the middle crossbeam of the underframe, and the two-way threaded rod is symmetrically installed with a U-shaped frame, The U-shaped frame is provided with threaded holes that are threadedly matched with the two-way threaded rods, and the two U-shaped front ends of the U-shaped frame are fixedly installed with limit inserts that are mated with ratchets.

Preferably, one end of the two-way threaded rod close to the armrest is coaxially and fixedly connected with a connecting rod, and the connecting rod is rotatably connected with the vehicle chassis, and the end of the connecting rod away from the two-way threaded rod is fixedly mounted with a bevel gear one.

Preferably, the switching assembly further includes a driving rod, a bevel gear 2 and a rotating handle, the driving rod is rotatably mounted on the side of the base plate close to the armrest, and the bottom end of the driving rod is fixedly installed through the base plate downwards. Bevel gear 2, said bevel gear 2 meshes with bevel gear 1, and the top of the driving rod is fixedly equipped with a rotating handle.

Preferably, the underframe is provided with a straight groove for sliding the U-shaped frame.

Preferably, the tray assembly includes a support frame, vertical T-shaped slots are symmetrically opened on the two side plates of the support frame, and a horizontal chute is opened on one side of the T-shaped slot, and the chute There is a T-shaped sinker that is the same as the T-shaped slot at the bottom of the tank, and a tray is clamped in the T-shaped sinker that is opened by four chutes at the same level.

Preferably, the tray includes a bracket, the four corners of the bracket are welded with T-shaped plug pins adapted to the T-shaped slot, the bracket is embedded with a storage box, and one side of the bracket is welded with a pull The two ends of the bracket are symmetrically provided with draw grooves.

Compared with related technologies, the transfer trolley provided by the utility model has the following beneficial effects:

1. The utility model provides a transfer trolley. By setting the traveling mechanism under the vehicle chassis, the traveling mechanism utilizes the support shaft, the triangular wheel frame, the wheel, the ratchet and the two-way threaded rod of the switch assembly, the U-shaped frame, and the limit plug. The cooperation of block, connecting rod, bevel gear 1, driving rod, bevel gear 2 and the turning handle can switch the rolling state of the wheel, so that it still has good passability at the threshold of the factory building;

2. By setting up the tray assembly and utilizing the cooperation of the support frame, T-shaped slot, chute, tray, bracket, T-shaped pin, storage box, pull ring and pull groove, the transfer classification ability of the cart can be improved, and And move the storage box at the bottom to the top for taking, which reduces the number of bending times and is more conducive to transfer.

Description of drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the transfer trolley provided by the utility model;

Fig. 2 is a structural schematic diagram showing the separation of the undercarriage and the substrate shown in Fig. 1;

Fig. 3 is a schematic structural view of the undercarriage shown in Fig. 2 with a running gear installed;

Fig. 4 is a schematic structural diagram of the tray assembly shown in Fig. 1;

FIG. 5 is a schematic structural diagram of the tray shown in FIG. 4 .

Labels in the figure: 1, undercarriage; 101, straight groove; 2, base plate; 3, armrest; 4, running mechanism; 41, support shaft; 42, triangular wheel frame; 43, wheel; 44, ratchet; 5, switching Component; 51, two-way threaded rod; 52, U-shaped frame; 53, limit plug; 54, connecting rod; 55, bevel gear one; 56, driving rod; 57, bevel gear two; 58, turning handle; Tray assembly; 61, support frame; 62, T-shaped slot; 63, chute; 64, tray; 641, bracket; 642, T-shaped pin; 643, storage box; 644, pull ring; 645, pull groove .

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

The specific implementation of the utility model is described in detail below in conjunction with specific embodiments.

Please refer to FIG. 1 to FIG. 5 , a transfer trolley provided by the embodiment of the utility model, the transfer trolley includes: a chassis 1 , a base plate 2 , a handrail 3 , a running mechanism 4 , a switch assembly 5 and a tray assembly 6 .

The base plate 2 is fixedly installed on the underframe 1, and one end of the base plate 2 is fixedly equipped with a handrail 3, and two running mechanisms 4 for supporting the rolling of the underframe 1 are symmetrically installed on both ends of the underframe 1, and the running mechanisms 4 Comprise supporting shaft 41, triangular wheel frame 42, wheel 43 and ratchet 44, and supporting shaft 41 is fixedly installed on one end of undercarriage 1, and the two ends of supporting shaft 41 are rotatably equipped with triangular wheel frame 42, three parts of triangular wheel frame 42 Each corner is equipped with wheels 43, and the ratchet 44 is fixedly installed on the triangular wheel frame 42, and the switching assembly 5 for switching the triangular wheel frame 42 rolling is installed on the undercarriage 1, and the pallet assembly 6 for loading and transporting is fixedly installed on the upper surface of the substrate 2.

Wherein, the switch assembly 5 includes a two-way threaded rod 51, a U-shaped frame 52 and a limit insert 53, the two-way threaded rod 51 is rotatably mounted on the middle beam of the underframe 1, and the two-way threaded rod 51 is symmetrically mounted with a U-shaped frame 52 , the U-shaped frame 52 is provided with a threaded hole that is screwed with the two-way threaded rod 51, and the two U-shaped front ends of the U-shaped frame 52 are fixedly installed with a limit plug 53 that is mated with the ratchet 44, and the two-way threaded rod 51 is close to the handrail. One end of 3 is coaxially fixedly connected with a connecting rod 54, and the connecting rod 54 is rotationally connected with the undercarriage 1, and the end of the connecting rod 54 away from the two-way threaded rod 51 is fixedly installed with a bevel gear 1 55, and the switching assembly 5 also includes a driving rod 56 , bevel gear 2 57 and turning handle 58, drive rod 56 is installed on the side near armrest 3 on the base plate 2 for rotation, and the bottom end of drive rod 56 passes through base plate 2 and is fixedly installed with bevel gear 2 57, bevel gear 2 57 meshes with bevel gear one 55, and the top end of drive rod 56 is fixedly equipped with rotating handle 58.

It should be noted that: during transfer, the spare parts of the warehouse are taken out from the shelf and placed on the pallet assembly 6, and then the handrail 3 is pushed to drive the wheel 43 of the triangular wheel frame 42 of the traveling mechanism 4 to roll. 5, the limit plug 53 is inserted on the ratchet 44 of the triangular wheel frame 42, thereby limiting the rotation of the triangular wheel frame 42 and the support shaft 41, thereby placing the wheels 43 at any two corners of the triangular wheel frame 42 in contact with the ground, and performing Rolling and walking, when encountering the threshold, the driving handle 58 is rotated, thereby driving the driving rod 56 to rotate, and the driving rod 56 drives the second conical gear 57 to rotate, and the second bevel gear 57 meshes with the first conical gear 55, thereby driving the connecting rod 54 to rotate , the connecting rod 54 drives the two-way threaded rod 51 to rotate, and the two-way threaded rod 51 drives the two U-shaped frames 52 to slide toward each other along the straight groove 101, thereby driving the limit insert 53 to slide and withdraw from the ratchet 44 completely, thereby releasing the triangle The rotation of the wheel frame 42 is limited, so that when the front wheel 43 touches the threshold, continue to push the armrest 3, and the triangular wheel frame 42 rotates around the support shaft 41, thereby using the triangular wheel frame 42 to climb over the threshold until the wheel 43 at the other corner touches the ground , complete the front end to climb over the threshold, and then continue to push until the running mechanism on the rear side climbs over the threshold, and after completing the whole through the threshold, turn the turning handle 58 in the opposite direction, and reinsert the limit insert 53 into the ratchet 44 to get final product.

And in this embodiment: offer the straight groove 101 that U-shaped frame 52 slides on the undercarriage 1

In the embodiment of the present utility model, referring to Fig. 1, Fig. 4 and Fig. 5, the tray assembly 6 includes a support frame 61, and the two side plates of the support frame 61 are symmetrically opened with vertical T-shaped slots 62, T-shaped One side of the groove 62 is provided with a transverse chute 63, and the bottom of the chute 63 is provided with a T-shaped sinker identical to the T-shaped groove 62, and the cards in the T-shaped sinker provided by four chute 63 of the same level A tray 64 is attached.

Wherein, the tray 64 includes a bracket 641, the four corners of the bracket 641 are welded with T-shaped plug pins 642 adapted to the T-shaped slot 62, the bracket 641 is embedded with a storage box 643, and one side of the bracket 641 is welded with Both ends of the pull ring 644 and the bracket 641 are symmetrically provided with pull grooves 645 .

It should be noted that when the tray assembly 6 is used and loaded, the storage box 643 on the bracket 641 is used to place spare parts. In the T-shaped sinker that four horizontal chutes 63 offer, after being filled, the four horizontal chutes 63 from the top slide along the T-shaped groove 62 and are placed at the bottom until all transfers are completed. When unloading, first Unload the uppermost pallet 64, after unloading, move the lower pallet 64 to the top for unloading, so that when loading and unloading, the pallet 64 is always at the top, thereby reducing the number of times of bending over in the overall transfer process.

The working principle of the transfer cart provided by the utility model is as follows:

When transshipment is used, the spare parts of the warehouse are taken out from the shelf and placed on the pallet assembly 6. When the pallet assembly 6 is used, when loading, the storage box 643 on the bracket 641 is used to place spare parts. When placing, the storage box 643 is slidably inserted into the T-shaped sinking groove opened by the top four horizontal chute 63 through the T-shaped plug pin 642. After being filled, it slides along the T-shaped groove 62 from the top four horizontal chute 63 Place it at the bottom until all the transfers are completed. When unloading, first unload the top pallet 64. After unloading, move the bottom pallet 64 to the top for unloading, so that when loading and unloading, the pallet 64 is always at the top, so that Reduce the number of times of bending over in the overall transfer process, and then push the wheel 43 of the triangular wheel frame 42 of the traveling mechanism 4 to be driven by the armrest 3 to roll. on the ratchet 44, thereby limiting the rotation of the triangular wheel frame 42 and the support shaft 41, thereby placing the wheels 43 at any two corners of the triangular wheel frame 42 in contact with the ground, and rolling and walking. , thereby driving the drive rod 56 to rotate, the drive rod 56 drives the second conical gear 57 to rotate, the second bevel gear 57 meshes with the bevel gear one 55, thereby driving the connecting rod 54 to rotate, the connecting rod 54 drives the two-way threaded rod 51 to rotate, and the two-way threaded rod 51 Drive the two U-shaped frames 52 to slide close to each other along the straight groove 101, thereby driving the limit plug 53 to slide completely out of the ratchet 44, thereby releasing the rotation restriction on the triangular wheel frame 42, so that the front wheel 43 touches the threshold , continue to push the handrail 3, and the triangular wheel frame 42 rotates around the support shaft 41, thereby using the triangular wheel frame 42 to climb over the threshold until the wheel 43 at the other corner touches the ground, completes the front end to climb over the threshold, and then continues to push until the rear side walks After the 4th page of the mechanism climbs over the threshold, after completing the overall passage through the threshold, turn the rotating handle 58 in the opposite direction, and reinsert the limit insert 53 into the ratchet 44 to get final product, and the whole cart has strong passability.

The above descriptions are only examples of the utility model, and are not intended to limit the patent scope of the utility model. Any equivalent structure or equivalent process transformation made by using the utility model specification and accompanying drawings may be directly or indirectly used in other applications. Related technical fields are all included in the patent protection scope of the present utility model in the same way.

Claims (7)

1. A transfer cart, comprising:

the vehicle underframe (1) and a base plate (2) fixedly arranged on the vehicle underframe (1), wherein one end of the base plate (2) is fixedly provided with a handrail (3);

characterized by further comprising:

the travelling mechanism (4) is used for supporting the two travelling mechanisms (4) rolling on the chassis (1) are symmetrically arranged at two ends of the chassis (1), the travelling mechanism (4) comprises a supporting shaft (41), a cam frame (42), wheels (43) and a ratchet wheel (44), the supporting shaft (41) is fixedly arranged at one end of the chassis (1), the cam frame (42) is rotatably arranged at two ends of the supporting shaft (41), the wheels (43) are respectively arranged at three corners of the cam frame (42), the ratchet wheel (44) is fixedly arranged on the cam frame (42), and a switching assembly (5) for switching the rolling of the cam frame (42) is arranged on the chassis (1);

the tray assembly (6) is used for carrying and transporting, and the tray assembly (6) is fixedly arranged on the upper surface of the base plate (2).

2. The transfer trolley according to claim 1, wherein the switching assembly (5) comprises a bidirectional threaded rod (51), a U-shaped frame (52) and a limiting plug block (53), the bidirectional threaded rod (51) is rotatably mounted on a middle cross beam of the trolley underframe (1), the bidirectional threaded rod (51) is symmetrically provided with the U-shaped frame (52), the U-shaped frame (52) is provided with a threaded hole matched with the bidirectional threaded rod (51) in a threaded mode, and the two U-shaped front ends of the U-shaped frame (52) are fixedly provided with the limiting plug block (53) matched with the ratchet wheel (44) in a plugging mode.

3. The transfer trolley according to claim 2, wherein a connecting rod (54) is fixedly connected to one end of the bidirectional threaded rod (51) close to the handrail (3) coaxially, the connecting rod (54) is rotatably connected with the trolley underframe (1), and a conical gear I (55) is fixedly mounted to one end of the connecting rod (54) deviating from the bidirectional threaded rod (51).

4. The transfer trolley according to claim 2, wherein the switching assembly (5) further comprises a driving rod (56), a second conical gear (57) and a rotating handle (58), the driving rod (56) is rotatably mounted on one side, close to the handrail (3), of the base plate (2), the bottom end of the driving rod (56) penetrates through the base plate (2) downwards to fixedly mount the second conical gear (57), the second conical gear (57) is meshed with the first conical gear (55), and the top end of the driving rod (56) is fixedly mounted with the rotating handle (58).

5. The transfer trolley according to claim 2, characterized in that the trolley chassis (1) is provided with a straight groove (101) for sliding the U-shaped frame (52).

6. The transfer trolley according to claim 1, wherein the tray assembly (6) comprises a supporting frame (61), vertical T-shaped grooves (62) are symmetrically formed in two side plates of the supporting frame (61), transverse sliding grooves (63) are formed in one side of each T-shaped groove (62), T-shaped sinking grooves identical to the T-shaped grooves (62) are formed in the bottoms of the sliding grooves (63), and trays (64) are clamped in the T-shaped sinking grooves formed in the four sliding grooves (63) at the same horizontal height.

7. The transfer trolley according to claim 6, wherein the tray (64) comprises a bracket (641), T-shaped plug pins (642) matched with the T-shaped grooves (62) are welded at four corners of the bracket (641), a storage box (643) is embedded in the bracket (641), pull rings (644) are welded at one side of the bracket (641), and pull grooves (645) are symmetrically formed at two ends of the bracket (641).