Cart base capable of being adjusted at multiple positions

Abstract

The utility model discloses a multi-position adjustable cart base, and relates to the technical field of adjustable cart bases. The multi-position adjustable cart base comprises a base body, supporting legs and a lifting hydraulic cylinder assembly, the supporting legs are connected to the side face of the base body, the lifting hydraulic cylinder assembly is connected to the top of the base body, the base body comprises a fixing frame and a rotating shaft connecting piece, the rotating shaft connecting piece is fixedly arranged on the outer side of the fixing frame, and a positioning hole is formed in the fixing frame. A connecting sleeve is fixedly arranged at the top of the fixing frame, a push-pull handrail is inserted into the inner side of the connecting sleeve, a fixing pin is inserted into the outer side of the connecting sleeve, the fixing pin is connected with the connecting sleeve and the push-pull handrail in a penetrating mode, an adjusting hole is formed in the rotating shaft connecting piece, and a fixing table is fixedly arranged on the outer side of the rotating shaft connecting piece. According to the multi-position adjustable cart base, the supporting legs are adjusted to be at different angles, the height of the gravity center is changed, stability is enhanced conveniently, and the multi-position adjustable cart base is suitable for different use conditions.

Description

Technical Field

[0001] The utility model relates to the technical field of adjustable cart bases, in particular to a cart base with multi-position adjustment. Background Art

[0002] Among the current simple logistics transportation equipment, transport carts, as a kind of operating equipment with simple structure and low cost, are becoming more and more popular. In order to adapt to more and more usage demands, the existing transport carts are increasingly unable to meet the usage demands.

[0003] The transport cart base in the prior art is generally an integrated fixed design, and the fixed design of the style cannot meet the increasingly diverse usage needs of users; the integrated fixed design causes the transport cart base to occupy a large space, which is inconvenient for transportation and storage; the stability is poor and cannot meet usage needs; the height is fixed and cannot be adjusted, and the applicability is poor.

[0004] The integrated fixed design occupies a large space and is inconvenient to carry and store; the integrated fixed design cannot adjust the outward expansion of the moving wheels, resulting in poor stability and failing to meet the user's stability needs; the fixed height design cannot meet the user's need for height adjustment. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a trolley base with multi-position adjustment, which solves the problems of the prior transport trolley base being inconvenient to transport and store and having poor applicability.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: a multi-position adjustable trolley base, including a base, support legs and a lifting hydraulic cylinder assembly, the support legs are connected to the side of the base, the lifting hydraulic cylinder assembly is connected to the top of the base, the base includes a fixed frame and a rotating shaft connector, the rotating shaft connector is fixedly arranged on the outside of the fixed frame, the fixed frame is provided with a positioning hole, a connecting sleeve is fixedly provided on the top of the fixed frame, a push-pull armrest is inserted into the inside of the connecting sleeve, a fixing pin is inserted into the outside of the connecting sleeve, the fixing pin passes through and connects the connecting sleeve and the push-pull armrest, an adjustment hole is provided on the rotating shaft connector, a fixed platform is fixedly provided on the outside of the rotating shaft connector, and a rotating shaft is inserted into the inside of the fixed platform.

[0007] Preferably, the base further comprises a storage sleeve, which is fixedly arranged at the bottom of the fixed frame and is used to store the push-pull armrest.

[0008] Preferably, the support leg includes a rotating rod and an adjusting bolt, the adjusting bolt is movably inserted into the rotating rod, a sleeve hole is opened on the rotating rod, the sleeve hole is sleeved on the outside of the rotating shaft, and a universal wheel is fixedly provided at the bottom of the rotating rod.

[0009] Preferably, the adjusting bolt is inserted into the inner side of the adjusting hole and passes through the rotating rod. A limiting ring is sleeved on the outer side of the adjusting bolt. The limiting ring is clamped on the top of the rotating shaft connector. A turning handle is fixed on the top of the adjusting bolt.

[0010] Preferably, the lifting hydraulic cylinder assembly includes a hydraulic cylinder and a fixed shell, the fixed shell is sleeved on the outside of the hydraulic cylinder, a handle is fixedly provided on the outside of the fixed shell, and rivets are inserted on the outside of the fixed shell, and the rivets fixedly connect the fixed shell and the hydraulic cylinder.

[0011] Preferably, a fixing seat is sleeved on the bottom of the hydraulic cylinder, a fixing ring is provided on the top of the fixing seat, the fixing ring is fixedly connected to the fixing shell by rivets, a fixing bolt is inserted into the fixing ring, and the fixing bolt passes through the fixing ring and is inserted into the fixing frame.

[0012] Preferably, the output end of the hydraulic cylinder is fixedly connected to a placement platform.

[0013] The utility model discloses a multi-position adjustable cart base, which has the following beneficial effects: it is provided with supporting legs that can be adjusted at multiple angles, and the supporting legs can be adjusted to different angles, which changes the height of the center of gravity, facilitates the enhancement of stability, and is suitable for different usage conditions; the supporting legs and storage sleeves that can be adjusted at multiple angles, the supporting legs can be folded up, and the storage sleeves can store push-pull armrests, which reduces the occupied space and is convenient for transportation and storage; it is provided with a lifting hydraulic cylinder assembly that can be adjusted to different heights to meet the user's usage needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0015] Figure 1 This is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the base structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the support leg structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the lifting hydraulic cylinder assembly of the utility model.

[0019] In the figure: 1. Base; 11. Fixing frame; 111. Positioning hole; 112. Connecting sleeve; 113. Push-pull armrest; 114. Fixing pin; 12. Rotating shaft connector; 121. Adjusting hole; 122. Fixing platform; 123. Rotating shaft; 13. Storage sleeve; 2. Support leg; 21. Rotating rod; 211. Sleeve hole; 22. Adjusting bolt; 221. Limiting ring; 222. Turning handle; 23. Universal wheel; 3. Lifting hydraulic cylinder assembly; 31. Hydraulic cylinder; 32. Fixing shell; 321. Handle; 322. Rivet; 33. Fixing seat; 331. Fixing clamp; 34. Fixing bolt; 35. Placement platform. DETAILED DESCRIPTION

[0020] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments 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 any creative efforts are within the scope of protection of the present invention.

[0021] The embodiments of the present application solve the problems of the existing transport vehicle base being inconvenient to transport, store and having poor applicability by providing a multi-position adjustable cart base, thereby achieving the purpose of improving the applicability, stability and height adjustability of the transport vehicle base.

[0022] The embodiment of the utility model discloses a multi-position adjustable cart base.

[0023] According to the attached Figure 1-4 As shown, it includes a base 1, a support leg 2 and a lifting hydraulic cylinder assembly 3, the support leg 2 is connected to the side of the base 1, the lifting hydraulic cylinder assembly 3 is connected to the top of the base 1, the base 1 includes a fixed frame 11 and a rotating shaft connector 12, the rotating shaft connector 12 is fixedly arranged on the outside of the fixed frame 11, the fixed frame 11 is provided with a positioning hole 111, a connecting sleeve 112 is fixedly provided on the top of the fixed frame 11, a push-pull armrest 113 is inserted into the inner side of the connecting sleeve 112, a fixing pin 114 is inserted into the outer side of the connecting sleeve 112, the fixing pin 114 passes through and connects the connecting sleeve 112 and the pushing-pull armrest 113, an adjusting hole 121 is provided on the rotating shaft connector 12, a fixing platform 122 is fixedly provided on the outer side of the rotating shaft connector 12, and a rotating shaft 123 is inserted into the inner side of the fixed platform 122.

[0024] It is provided with a support leg 2 that can be adjusted to multiple angles. The support leg 2 can be adjusted to different angles, which changes the height of the center of gravity, facilitates the enhancement of stability, and is suitable for different usage situations; the support leg 2 that can be adjusted to multiple angles and the storage sleeve 13, the support leg 2 can be folded, the storage sleeve 13 can store the push-pull armrest 113, which reduces the occupied space and is convenient for transportation and storage; it is provided with a lifting hydraulic cylinder assembly 3, which can be adjusted to different heights to meet the user's usage needs.

[0025] Furthermore, the base 1 also includes a storage sleeve 13 , which is fixedly arranged at the bottom of the fixed frame 11 , and is used to store the push-pull armrest 113 .

[0026] Furthermore, the support leg 2 includes a rotating rod 21 and an adjusting bolt 22. The adjusting bolt 22 is movably inserted into the rotating rod 21. A sleeve hole 211 is opened on the rotating rod 21. The sleeve hole 211 is sleeved on the outside of the rotating shaft 123. A universal wheel 23 is fixedly provided at the bottom of the rotating rod 21.

[0027] It is particularly disclosed that the adjusting bolt 22 is inserted into the inner side of the adjusting hole 121 and passes through the rotating rod 21. A limiting ring 221 is sleeved on the outer side of the adjusting bolt 22. The limiting ring 221 is clamped on the top of the rotating shaft connector 12. A turning handle 222 is fixed on the top of the adjusting bolt 22.

[0028] It is particularly disclosed that the lifting hydraulic cylinder assembly 3 includes a hydraulic cylinder 31 and a fixed shell 32. The fixed shell 32 is sleeved on the outside of the hydraulic cylinder 31. A handle 321 is fixedly provided on the outside of the fixed shell 32. A rivet 322 is inserted on the outside of the fixed shell 32. The rivet 322 fixes the fixed shell 32 and the hydraulic cylinder 31.

[0029] It should be particularly emphasized that a fixing seat 33 is sleeved on the bottom of the hydraulic cylinder 31, and a fixing clamping ring 331 is provided on the top of the fixing seat 33. The fixing clamping ring 331 is fixedly connected to the fixing shell 32 by a rivet 322. A fixing bolt 34 is inserted into the fixing clamping ring 331. The fixing bolt 34 passes through the fixing clamping ring 331 and is inserted into the fixing frame 11.

[0030] It should be particularly emphasized that the output end of the hydraulic cylinder 31 is fixedly connected to the placement platform 35.

[0031] Working principle: The multi-position adjustable trolley base can switch between three modes by adjusting the position of the legs 2, namely, transport mode, which can facilitate users to use the multi-position adjustable trolley base for transportation;

[0032] In measurement mode, the center of gravity of the multi-position adjustable cart base is lowered in this mode, greatly improving stability;

[0033] Storage mode reduces the space taken up by the multi-position adjustable trolley base for easy storage.

[0034] In addition, the multi-position adjustable cart base is also provided with a lifting hydraulic cylinder assembly 3, and the hydraulic cylinder 31 can adjust the height of the placement platform 35.

[0035] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A multi-position adjustable trolley base, comprising a base (1), legs (2) and a lifting hydraulic cylinder assembly (3), wherein the legs (2) are connected to the sides of the base (1), and the lifting hydraulic cylinder assembly (3) is connected to the top of the base (1), characterized in that: The base (1) comprises a fixed frame (11) and a rotating shaft connecting member (12), wherein the rotating shaft connecting member (12) is fixedly arranged on the outside of the fixed frame (11), the fixed frame (11) is provided with a positioning hole (111), a connecting sleeve (112) is fixedly arranged on the top of the fixed frame (11), a push-pull handrail (113) is inserted into the inner side of the connecting sleeve (112), a fixing pin (114) is inserted into the outer side of the connecting sleeve (112), the fixing pin (114) penetrates and connects the connecting sleeve (112) and the push-pull handrail (113), an adjusting hole (121) is provided on the rotating shaft connecting member (12), a fixing platform (122) is fixedly arranged on the outer side of the rotating shaft connecting member (12), and a rotating shaft (123) is inserted into the inner side of the fixing platform (122).

2. The multi-position adjustable trolley base according to claim 1, characterized in that: The base (1) further comprises a storage sleeve (13), wherein the storage sleeve (13) is fixedly arranged at the bottom of the fixed frame (11), and the storage sleeve (13) is used for storing the push-pull armrest (113).

3. The multi-position adjustable trolley base according to claim 1, characterized in that: The support leg (2) comprises a rotating rod (21) and an adjusting bolt (22), wherein the adjusting bolt (22) is movably plugged into the rotating rod (21), a sleeve hole (211) is provided on the rotating rod (21), and the sleeve hole (211) is sleeved on the outside of the rotating shaft (123), and a universal wheel (23) is fixedly provided at the bottom of the rotating rod (21).

4. The multi-position adjustable trolley base according to claim 3, characterized in that: The adjusting bolt (22) is inserted into the inner side of the adjusting hole (121) and passes through the rotating rod (21). A limiting ring (221) is sleeved on the outer side of the adjusting bolt (22). The limiting ring (221) is clamped on the top of the rotating shaft connecting member (12). A turning handle (222) is fixedly provided on the top of the adjusting bolt (22).

5. The multi-position adjustable trolley base according to claim 1, characterized in that: The lifting hydraulic cylinder assembly (3) comprises a hydraulic cylinder (31) and a fixed shell (32); the fixed shell (32) is sleeved on the outside of the hydraulic cylinder (31); a handle (321) is fixedly provided on the outside of the fixed shell (32); a rivet (322) is inserted on the outside of the fixed shell (32); and the rivet (322) fixedly connects the fixed shell (32) and the hydraulic cylinder (31).

6. The multi-position adjustable trolley base according to claim 5, characterized in that: The bottom of the hydraulic cylinder (31) is sleeved with a fixing seat (33), the top of the fixing seat (33) is provided with a fixing snap ring (331), the fixing snap ring (331) is fixedly connected to the fixing shell (32) via a rivet (322), a fixing bolt (34) is inserted into the fixing snap ring (331), and the fixing bolt (34) passes through the fixing snap ring (331) and is inserted into the fixing frame (11).

7. The multi-position adjustable trolley base according to claim 5, characterized in that: The output end of the hydraulic cylinder (31) is fixedly connected to a placement platform (35).

Images