CN220098422U

CN220098422U - Hydraulic lifting trolley

Info

Publication number: CN220098422U
Application number: CN202321663699.0U
Authority: CN
Inventors: 武鑫
Original assignee: Shanxi Huatianyang Hydraulic Equipment Co ltd
Current assignee: Shanxi Huatianyang Hydraulic Equipment Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2023-11-28
Anticipated expiration: 2033-06-28

Abstract

The utility model discloses a hydraulic lifting trolley, which comprises a trolley body, a hydraulic lifting platform, a carrying platform, push-out mechanisms and protection mechanisms, wherein brake wheels are arranged on the lower surface of the trolley body; the protection mechanism comprises a side protection vertical rod, a limiting bottom plate and a transverse clamping assembly, wherein the side protection vertical rod is connected with the pushing mechanism, the limiting bottom plate is arranged at the lower end of the side protection vertical rod, and the transverse clamping assembly is arranged on the pushing mechanism. The utility model relates to the technical field of hydraulic pressure, and particularly provides a hydraulic lifting trolley which can clamp and fix cargoes with various sizes on a carrying platform so as to ensure the use safety.

Description

Hydraulic lifting trolley

Technical Field

The utility model relates to the technical field of hydraulic pressure, in particular to a hydraulic lifting trolley.

Background

The hydraulic lifting trolley is used as a plane lifting machine, is mainly used for lifting heavy objects, and has wide application in various fields, such as lifting platforms for loading and unloading cargoes in a cargo yard, working platforms for operators in various projects and the like. The hydraulic lifting handcart is a lifting platform which has simple structure, large lifting force, stable lifting, low noise, convenient operation and simple maintenance, can stay at any position in the lifting range and is widely applied to various industries.

In order to realize the protection of objects, a protection mechanism is arranged on a carrying platform of most of the existing hydraulic lifting carts. However, the protection mechanism of the existing hydraulic lifting cart is usually a simple protective fence, and the protective fence can only realize simple protection and can not clamp the goods adaptively according to the specific size of the goods, so that the goods slide on the carrying platform easily in the lifting process of the carrying platform, thereby influencing the integral use safety of the cart; in addition, as the protective guard has a certain height, the goods are not convenient to place on the carrying platform conveniently.

Disclosure of Invention

Aiming at the situation, in order to make up the existing defects, the utility model provides the hydraulic lifting trolley which can clamp and fix cargoes with various sizes on the carrying platform so as to ensure the use safety.

The utility model provides the following technical scheme: the utility model provides a hydraulic lifting trolley, which comprises a trolley body, a hydraulic lifting platform, a carrying platform, push-out mechanisms and protection mechanisms, wherein a handle is arranged at the rear side of the trolley body, brake wheels are arranged on the lower surface of the trolley body, the hydraulic lifting platform is arranged on the trolley body, the carrying platform is arranged on the hydraulic lifting platform, the push-out mechanisms are provided with two groups, the two groups of push-out mechanisms are symmetrically arranged at two sides of the carrying platform, and the protection mechanisms are connected with the push-out mechanisms; the protection mechanism comprises a side protection vertical rod, a limiting bottom plate and a transverse clamping assembly, wherein the side protection vertical rod is connected with the pushing mechanism, the limiting bottom plate is arranged at the lower end of the side protection vertical rod, and the transverse clamping assembly is arranged on the pushing mechanism.

For realizing protection machanism's release action, release machanism includes two sets of release subassembly, linking board and PMKD, PMKD fixed mounting is in cargo platform one side, PMKD's length is greater than cargo platform's length, two sets of release subassembly locates the both ends of PMKD respectively, the upper end of two sets of release subassembly is located to the linking board, side protection montant is equipped with the multiunit in the lower surface evenly distributed of linking board, side protection montant slides and locates on the PMKD, spacing bottom plate is located the below of PMKD, transversely press from both sides tight subassembly and locate on the upper surface of two sets of release machanism's linking board.

Further, the ejecting assembly comprises an ejecting motor, a driving conical wheel, a driven conical wheel, a threaded sleeve and a threaded rod, wherein the ejecting motor is arranged on the side wall of the fixed bottom plate, an ejecting driving cavity is formed in the fixed bottom plate, the driving conical wheel is fixedly arranged on an output shaft of the ejecting motor, the threaded sleeve is rotationally arranged between the top wall and the bottom wall of the ejecting driving cavity, the driven conical wheel is fixedly arranged on the threaded sleeve, the driven conical wheel is meshed with the driving conical wheel, the threaded rod is connected with the threaded sleeve through threads, a baffle is arranged at the lower end of the threaded rod, and the upper end of the threaded rod is connected with a connecting plate.

For realizing the clamping and fixing of goods on the carrying platform, the transverse clamping assembly comprises two groups of clamping driving assemblies and clamping plates, the two groups of clamping driving assemblies are respectively and fixedly arranged on the upper surfaces of the connecting plates of the two groups of pushing mechanisms, two ends of each clamping plate are respectively connected with the two groups of clamping driving assemblies, and the two groups of clamping plates are symmetrically arranged.

Further, the clamping driving assembly comprises bearing seats, clamping motors and clamping screws, the bearing seats are fixedly arranged on the upper surfaces of the connecting plates, the bearing seats are provided with two groups, the clamping motors are fixedly arranged on the outer sides of one group of bearing seats, two ends of each clamping screw are respectively and rotatably arranged on the two groups of bearing seats, each clamping screw is connected with an output shaft of the corresponding clamping motor, each clamping screw is a bidirectional screw, the two groups of the connecting plates are respectively connected with two ends of each clamping screw through threads, and two ends of each clamping plate are respectively connected with the clamping screws of the two groups of the clamping driving assembly through threads.

The beneficial effects obtained by the utility model by adopting the structure are as follows: compared with the existing hydraulic lifting trolley, the hydraulic lifting trolley provided by the utility model has the following advantages:

(1) The goods with various sizes can be stably fixed on the carrying platform through the cooperation of the side protection vertical rods and the transverse clamping assembly, so that potential safety hazards caused by sliding of the goods on the carrying platform when the hydraulic lifting platform is lifted are avoided;

(2) The height adjustment of the protection mechanism is realized through the setting of the pushing mechanism, when the goods are loaded and unloaded, the protection mechanism can be fallen down, the goods are convenient to be loaded and unloaded, and when the goods are transported, the protection mechanism can be pushed out, so that the stable safety protection of the goods is realized.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the ejector mechanism and the guard mechanism of the present utility model;

fig. 3 is a schematic top view of the protection mechanism of the present utility model.

The hydraulic lifting device comprises a vehicle body 1, a hydraulic lifting platform 2, a vehicle body 3, an object carrying platform 4, a handle 5, a brake wheel 6, a side protection vertical rod 7, a limiting bottom plate 8, a connecting plate 9, a fixed bottom plate 10, a push-out motor 11, a driving conical wheel 12, a driven conical wheel 13, a threaded sleeve 14, a threaded rod 15, a push-out driving cavity 16, a baffle plate 17, a clamping plate 18, a bearing seat 19, a clamping motor 20 and a clamping screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

As shown in fig. 1, this embodiment provides a hydraulic lifting cart, including a cart body 1, a hydraulic lifting platform 2, a carrying platform 3, a pushing mechanism and a protection mechanism, a handle 4 is disposed at the rear side of the cart body 1, a brake wheel 5 is disposed on the lower surface of the cart body 1, the hydraulic lifting platform 2 is disposed on the cart body 1, the hydraulic lifting platform 2 is in the prior art, the carrying platform 3 is disposed on the hydraulic lifting platform 2, two pushing mechanisms are disposed symmetrically on two sides of the carrying platform 3, the protection mechanism is connected with the pushing mechanism, the height adjustment of the protection mechanism can be realized under the action of the pushing mechanism, thereby facilitating loading and unloading of goods, and clamping, fixing and protecting the goods on the carrying platform 3 under the action of the protection mechanism, thereby ensuring the position stability of the goods on the carrying platform 3 in the lifting process of the carrying platform 3; the protection machanism includes side protection montant 6, spacing bottom plate 7 and horizontal clamping assembly, and side protection montant 6 links to each other with pushing out the mechanism, and the lower extreme of side protection montant 6 is located to spacing bottom plate 7, can protect the goods from both sides under the effect of side protection pole, and horizontal clamping assembly locates pushing out on the mechanism, can press from both sides tightly fixedly to the goods of placing on carrying platform 3 under the effect of horizontal clamping assembly, avoids the goods to take place the position slip on carrying platform 3.

Specifically, referring to fig. 2, in this embodiment, the pushing mechanism includes two sets of pushing assemblies, a connecting plate 8 and a fixing bottom plate 9, the fixing bottom plate 9 is fixedly mounted on one side of the carrying platform 3, the fixing bottom plate 9 has a length greater than that of the carrying platform 3, the two sets of pushing assemblies are respectively disposed at two ends of the fixing bottom plate 9, the connecting plate 8 is disposed at upper ends of the two sets of pushing assemblies, a plurality of sets of side protection vertical rods 6 are uniformly distributed on a lower surface of the connecting plate 8, the side protection vertical rods 6 are slidably disposed on the fixing bottom plate 9, the limiting bottom plate 7 is disposed below the fixing bottom plate 9, height adjustment control of the side protection vertical rods 6 can be realized under the action of the limiting bottom plate 7, and the transverse clamping assembly is disposed on an upper surface of the connecting plate 8 of the two sets of pushing mechanisms; the pushing assembly comprises a pushing motor 10, a driving conical wheel 11, a driven conical wheel 12, a threaded sleeve 13 and a threaded rod 14, wherein the pushing motor 10 is arranged on the side wall of the fixed bottom plate 9, a pushing driving cavity 15 is formed in the fixed bottom plate 9, the driving conical wheel 11 is fixedly arranged on an output shaft of the pushing motor 10, the threaded sleeve 13 is rotationally arranged between the top wall and the bottom wall of the pushing driving cavity 15, the driven conical wheel 12 is fixedly arranged on the threaded sleeve 13, the driven conical wheel 12 is meshed with the driving conical wheel 11, the threaded rod 14 is connected with the threaded sleeve 13 through threads, a baffle 16 is arranged at the lower end of the threaded rod 14, the upper end of the threaded rod 14 is connected with the connecting plate 8, and the height of the connecting plate 8 can be adjusted under the driving action of the threaded rod 14, so that the integral height of the protection mechanism is adjusted.

Specifically, referring to fig. 2 and 3, in this embodiment, the transverse clamping assembly includes two sets of clamping driving assemblies and a clamping plate 17, where the two sets of clamping driving assemblies are respectively and fixedly arranged on the upper surfaces of the connecting plates 8 of the two sets of pushing mechanisms, two ends of the clamping plate 17 are respectively connected with the two sets of clamping driving assemblies, the clamping plate 17 is symmetrically provided with two sets, and the two sets of clamping plates 17 are matched to clamp and fix the goods on the carrying platform 3 from two sides; the clamping driving assembly comprises a bearing seat 18, a clamping motor 19 and a clamping screw rod 20, wherein the bearing seat 18 is fixedly arranged on the upper surface of the joint plate 8, the bearing seat 18 is provided with two groups, the clamping motor 19 is fixedly arranged on the outer side of one group of bearing seats 18, two ends of the clamping screw rod 20 are respectively rotationally arranged on the two groups of bearing seats 18, the clamping screw rod 20 is connected with an output shaft of the clamping motor 19, the clamping screw rod 20 is a bidirectional screw rod, two groups of clamping plates 17 are respectively connected with two ends of the clamping screw rod 20 through threads, two ends of the clamping plates 17 are respectively connected with the clamping screw rods 20 of the two groups of clamping driving assemblies through threads, and under the driving action of the clamping motor 19, the two groups of clamping plates 17 move along two ends of the clamping screw rod 20 to clamp and fix cargoes on the carrying platform 3 in a matching manner from two sides.

When the goods are required to be loaded and unloaded, the protection mechanism is in a falling state, when the goods are placed on the carrying platform 3, the push-out motor 10 is started to rotate positively, the push-out motor 10 drives the driving conical wheel 11 to rotate, the driving conical wheel 11 is meshed with the driven conical wheel 12 to drive the threaded sleeve 13 to rotate, the threaded rod 14 moves along the threaded sleeve 13, the threaded rod 14 pushes the joint plate 8 to ascend, the joint plate 8 drives the side protection vertical rod 6 to slide along the fixed bottom plate 9 when ascending, the side protection vertical rod 6 is prevented from completely sliding out of the fixed bottom plate 9 under the action of the limiting bottom plate 7, the side protection of the goods can be realized under the action of the limiting bottom plate 7, then the clamping motor 19 is started to rotate positively, the clamping motor 19 drives the clamping screw 20 to rotate, the two groups of clamping plates 17 can be driven to approach each other through the cooperation of the clamping screws 20 of the two groups of clamping driving assemblies, the two groups of clamping plates 17 are matched to clamp and fix the goods, and the stability of the clamping plates 17 on the carrying platform 3 is ensured; when the hydraulic lifting trolley is used, the hydraulic lifting platform 2 can be used for conveying cargoes in the height direction, and the hydraulic lifting trolley can be used for moving in position and stably fixing under the action of the brake wheel 5.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hydraulic lifting cart, characterized in that: the hydraulic lifting platform is arranged on the vehicle body, the carrying platform is arranged on the hydraulic lifting platform, two groups of pushing mechanisms are arranged, the two groups of pushing mechanisms are symmetrically arranged on two sides of the carrying platform, and the protection mechanism is connected with the pushing mechanisms; the protection mechanism comprises a side protection vertical rod, a limiting bottom plate and a transverse clamping assembly, wherein the side protection vertical rod is connected with the pushing mechanism, the limiting bottom plate is arranged at the lower end of the side protection vertical rod, and the transverse clamping assembly is arranged on the pushing mechanism.

2. A hydraulic lifting cart as claimed in claim 1, wherein: the pushing mechanism comprises two groups of pushing assemblies, a connecting plate and a fixed bottom plate, the fixed bottom plate is fixedly arranged on one side of the carrying platform, the length of the fixed bottom plate is larger than that of the carrying platform, the two groups of pushing assemblies are respectively arranged at two ends of the fixed bottom plate, the connecting plate is arranged at the upper ends of the two groups of pushing assemblies, the side protection vertical rods are uniformly distributed on the lower surface of the connecting plate and are provided with a plurality of groups, the side protection vertical rods are slidably arranged on the fixed bottom plate, the limiting bottom plate is arranged below the fixed bottom plate, and the transverse clamping assembly is arranged on the upper surface of the connecting plate of the two groups of pushing mechanisms.

3. A hydraulic lifting cart as claimed in claim 2, wherein: the push-out assembly comprises a push-out motor, a driving conical wheel, a driven conical wheel, a threaded sleeve and a threaded rod, wherein the push-out motor is arranged on the side wall of a fixed bottom plate, a push-out driving cavity is formed in the fixed bottom plate, the driving conical wheel is fixedly arranged on an output shaft of the push-out motor, the threaded sleeve is rotationally arranged between the top wall and the bottom wall of the push-out driving cavity, the driven conical wheel is fixedly arranged on the threaded sleeve, the driven conical wheel is meshed with the driving conical wheel, the threaded rod is connected with the threaded sleeve through threads, a baffle is arranged at the lower end of the threaded rod, and the upper end of the threaded rod is connected with a connecting plate.

4. A hydraulic lifting cart according to claim 3, wherein: the transverse clamping assembly comprises two groups of clamping driving assemblies and clamping plates, the two groups of clamping driving assemblies are respectively and fixedly arranged on the upper surfaces of the connecting plates of the two groups of pushing mechanisms, two ends of each clamping plate are respectively connected with the two groups of clamping driving assemblies, and the two groups of clamping plates are symmetrically arranged.

5. The hydraulic lift truck of claim 4 wherein: the clamping driving assembly comprises bearing seats, clamping motors and clamping screws, the bearing seats are fixedly arranged on the upper surfaces of the connecting plates, the bearing seats are provided with two groups, the clamping motors are fixedly arranged on the outer sides of one group of bearing seats, two ends of each clamping screw are respectively and rotatably arranged on the two groups of bearing seats, the clamping screws are connected with output shafts of the clamping motors, the clamping screws are bidirectional screws, two groups of the clamping plates are respectively connected with two ends of the clamping screws through threads, and two ends of each clamping plate are respectively connected with the clamping screws of the two groups of clamping driving assemblies through threads.