CN216512514U

CN216512514U - Horizontal jack that possesses integral type frame

Info

Publication number: CN216512514U
Application number: CN202123303204.7U
Authority: CN
Inventors: 史晓明; 殷子豪
Original assignee: Changshu Tongrun Auto Accessory Co Ltd
Current assignee: Changshu Tongrun Auto Accessory Co Ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-13
Anticipated expiration: 2031-12-27

Abstract

A horizontal jack with an integrated frame belongs to the technical field of lifting devices. The hydraulic lifting device comprises a main frame, a lifting arm, a pair of connecting rods and a press handle acting on the lifting arm through a hydraulic assembly, and is characterized in that: main part frame formula structure as an organic whole, it is including a pair of wallboard that sets up in opposite directions, the jib loading boom is together articulated with the wallboard of both sides, it has a front axle to weld in proper order by front end to rear end between this pair of wallboard, a preceding pin and a back pin, the wallboard of both sides is all visited out to the both ends tip of front axle, it has the connecting rod articulated shaft all to weld along and towards the inboard in this pair of wallboard middle section, it has the press hand articulated shaft still all to weld along position department and towards the inboard on this pair of wallboard rear end, the one end tip of two connecting rods is articulated with the connecting rod articulated shaft of the both sides that correspond separately, and the left and right sides tip of press hand also hinges with the press hand articulated shaft of both sides respectively. The advantages are that: the connecting structure is simplified, and the number of parts is reduced; the assembly efficiency is improved, and the production cost is saved; and the product competitiveness is enhanced.

Description

Horizontal jack that possesses integral type frame

Technical Field

The utility model belongs to the technical field of lifting devices, and particularly relates to a horizontal jack with an integrated frame.

Background

With the rapid development of economic society in China, motor vehicles such as passenger vehicles and commercial vehicles have been widely used as daily commuting or goods transportation tools, and maintenance operation is required when meeting accidents, human negligence errors, force-ineligibility factors or internal mechanical damage, and particularly for various motor vehicles with great quality, a jack device which can be manually and simply operated to jack up the vehicle so as to facilitate repair is required.

The horizontal jack is small-sized hoisting equipment which takes a rigid jacking piece as a working device and jacks a heavy object in a small stroke through a top bracket or a bottom supporting claw, and has the advantages of light and firm structure, flexibility and reliability. However, the existing horizontal jack device has a problem of a large number of parts, and referring to fig. 4 and 5, a conventional horizontal jack mechanism is shown, which mainly comprises a pair of single wall plates 11 arranged oppositely, a boom 2 hinged on the two single wall plates 11, a connecting rod 3 and a snap fastener 4, wherein the connecting rod 3 is also hinged with the two single wall plates 11, and the snap fastener 4 can drive the boom 2 to work through a hydraulic assembly (not shown in the figure), a lifting seat 21 is connected with one end part of the crane arm 2, a front wheel shaft 12 and a front stop lever 13 are arranged between the two single wall plates 11 in a penetrating way, a clamp spring is arranged on the front wheel axle 12 to realize the connection and fixation of the front wheel axle, a rear stop lever 14 is arranged at the rear section between the two wallboards 11 in a penetrating way, the rear stop lever 14 is connected with the two single wallboards 11 at two sides in a positioning way through a nylon stop sleeve 141, a rear stop lever spring cushion 142 and a rear stop lever bolt 143; a boom connecting shaft positioning hole 15 is formed in the middle section of each of the two single wallboards 11, a boom connecting shaft 22 is movably arranged at the other end of the boom 2 in the length direction in a penetrating manner, a clamp spring for realizing the positioning connection of the boom connecting shaft 22 is further arranged on the boom connecting shaft 22, a connecting rod hinge shaft 16 is further connected to the inner side of the middle section of each of the two single wallboards 11 in the position close to the boom connecting shaft 15, the connecting rod hinge shaft 16 is connected with the single wallboards 11 in a positioning manner through a flat pad 161, a connecting rod hinge shaft elastic pad 162 and a connecting rod hinge shaft nut 163, the snap fastener 4 is connected to the upper edge of the rear end between the two single wallboards 11, and the snap fastener 4 is connected with the two single wallboards 11 through the snap fastener bolt 41 and the snap fastener elastic pad 42; in addition, a lifting seat hinge shaft 31 is connected between the end parts of the two connecting rods 3 far away from the connecting rod hinge shaft 16 in the length direction, the lifting seat 21 is hinged on the lifting seat hinge shaft 31 so as to realize the connection with the connecting rods 3 on the two sides, and the two axial ends of the lifting seat hinge shaft 31 are also provided with clamp springs so as to realize the connection and fixation of the lifting seat hinge shaft 31. In order to realize the positioning connection of each component, particularly a hinge shaft, the structure uses a great number of fasteners such as snap springs, gaskets, bolts, nuts and the like, so that on one hand, the structure of the existing horizontal jack is complex, the number of parts is large, the production cost is high, the overall visual appearance is poor due to excessive exposed parts, a great amount of manual assembly is also needed, and the installation process is very complicated; on the other hand, in order to ensure the product quality, before each component is assembled, the parts such as the single wall plate 11, the crane boom 2, the connecting rod 3, the snap fasteners 4 and the like need to be correspondingly sprayed, and then each component is assembled on the production line, so that the process is quite complex, and the production efficiency is greatly reduced.

In view of the above, there is a need for a reasonable improvement in the structure of a horizontal jack. The applicant has therefore made an advantageous design, in the context of which the solution to be described below is made.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide the horizontal jack with the integrated frame, which is simple in structure, reliable and durable, realizes the installation of parts needing positioning installation of a fastener in the prior art in a welding mode, optimizes the structure, greatly reduces the number of the parts, realizes the integrated spraying of the frame and other parts, and greatly improves the assembly efficiency.

The utility model aims to achieve the aim, and the horizontal jack with the integrated frame comprises a main body frame, a cargo boom, a pair of connecting rods and a press handle acting on the cargo boom through a hydraulic assembly, wherein the main body frame is of an integrated structure and comprises a pair of oppositely arranged wall plates, the cargo boom is hinged with the wall plates on two sides, a front wheel shaft, a front stop lever and a rear stop lever are sequentially welded between the wall plates from the front end to the rear end, the end parts of the front wheel shaft in the length direction extend out of the wall plates on two sides, a connecting rod hinge shaft is welded on the middle section of the wall plates and towards the inner side, a press handle hinge shaft is also welded on the upper edge of the rear end of the wall plates and towards the inner side, one end parts of the connecting rods in the length direction are respectively hinged with the connecting rod hinge shafts on two sides corresponding to each other, and the left and right ends of the snap are hinged with the hinge shafts of the two snap at the two sides respectively.

In a specific embodiment of the utility model, a lifting seat is connected to one end part of the boom in the length direction, a lifting seat hinge shaft is welded between the end parts of the two connecting rods in the length direction, which are far away from the connecting rod hinge shaft, and the lifting seat is hinged with the lifting seat hinge shaft, so that the lifting seat is hinged with the connecting rods on two sides.

In another specific embodiment of the utility model, a boom connecting shaft positioning hole is formed at a position on the middle section of each of the two wall panels and close to the connecting rod hinge shaft, a boom connecting shaft is fixedly welded at one end part in the length direction of the boom, and two end parts in the length direction of the boom connecting shaft are hinged in the boom connecting shaft positioning holes, so that the hinged installation of the boom and the two side wall panels is realized.

In another specific embodiment of the present invention, a boom connecting shaft positioning hole is formed at a position on the middle section of each of the two wall panels and close to the connecting rod hinge shaft, a boom connecting shaft is movably inserted through one end of the boom in the length direction, the boom connecting shaft passes through the boom connecting shaft positioning holes at the two sides and is in fit connection therewith, and boom connecting shaft snap springs are further embedded at the proximal end positions of the two ends of the boom connecting shaft in the length direction.

In a further embodiment of the present invention, both of the wall panels are constructed in a wedge-shaped plate structure with a low front side and a high rear side, and an upward flange extending outwards is formed on the front section of the wall panel.

In yet another embodiment of the present invention, a rear wheel mount is attached to the rear section of the outboard surface of both wall panels.

The front wheel shaft, the front stop lever and the rear stop lever are integrally welded between the two wallboards, the connecting rod articulated shafts are welded at the middle section between the two wallboards, the snap-on articulated shafts are welded at the rear sections of the inner side surfaces of the two wallboards, the two connecting rods can be respectively articulated on the connecting rod articulated shafts at the two sides, the snap-on can be articulated on the snap-on articulated shafts at the two sides, and the lifting seat articulated shafts are also welded between the connecting rods at the two sides, so compared with the existing horizontal jack equipment structure, the connecting structure is greatly simplified by the technical scheme provided by the utility model, the fastening pieces such as snap springs, gaskets, bolts, nuts and the like with various quantities are abandoned, and the quantity of parts is greatly reduced; meanwhile, the integrated spraying of the rack and other parts can be realized, so that the production steps are optimized, the assembly efficiency is improved, and the production cost is saved; in addition, because exposed parts are abandoned, the visual attractiveness of the product is greatly improved, and the product competitiveness is enhanced.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is an exploded perspective view of the embodiment shown in fig. 1.

Fig. 3 is a schematic perspective view of another embodiment of the present invention.

Fig. 4 is a schematic perspective view of a jack in the prior art.

Fig. 5 is an exploded perspective view of the prior art jack shown in fig. 4.

In the figure: 1. the crane comprises a main body frame, 11 wallboard, 111 upturned edges, 112 rear wheel mounting seats, 12 front wheel shafts, 13 front stop levers, 14 rear stop levers, 141 nylon stop sleeves, 142 rear stop lever elastic pads, 143 rear stop lever bolts, 15 crane boom connecting shaft positioning holes, 16 connecting rod hinged shafts, 161 flat pads, 162 connecting rod hinged shaft elastic pads, 163 connecting rod hinged shaft nuts and 17 pressing hand hinged shafts; 2. the crane comprises a crane boom, a 21 lifting seat, 22 crane boom connecting shafts and 221 crane boom connecting shaft clamp springs; 3. connecting rod, 31, lifting seat hinge shaft; 4. snap, 41 snap bolt, 42 snap spring pad.

Detailed Description

The following detailed description of the embodiments of the present invention will be described with reference to the accompanying drawings, but the description of the embodiments is not intended to limit the technical solutions, and any changes in form and not essential to the inventive concept should be regarded as the protection scope of the present invention.

In the following description, all the concepts related to the directions or orientations of up, down, left, right, front and rear are based on the position of fig. 1, and thus should not be interpreted as limiting the technical solution provided by the present invention.

The first embodiment is as follows:

referring to fig. 1 and 2, a horizontal jack with an integrated frame is shown, which includes a main frame 1, a boom 2, a pair of connecting rods 3, and a snap fastener 4 acting on the boom 2 through a hydraulic assembly (not shown in the figure), wherein a user can drive the snap fastener 4 through a handle, the boom 2 is lifted by the snap fastener 4 through the hydraulic assembly, and the boom 2 is moved upwards to lift a vehicle, thereby facilitating subsequent operations such as maintenance.

As the technical point of the technical proposal provided by the utility model, the main body frame 1 is an integrated structure, and the main frame 1 comprises a pair of wall plates 11 which are oppositely arranged, the lifting arm 2 is hinged with the wall plates 11 at two sides, a front wheel shaft 12, a front stop lever 13 and a rear stop lever 14 are welded between the pair of wallboards 11 from the front end to the rear end in sequence, the end parts of the two ends of the front wheel shaft 12 in the length direction extend out of the wallboards 11 on the two sides, a connecting rod hinge shaft 16 is welded at the upper edge of the middle sections of the pair of wallboards 11 and faces the inner side, and a snap hinge shaft 17 is welded at the upper edge position of the rear ends of the pair of wallboards 11 and towards the inner side, and one end parts of the two connecting rods 3 in the length direction are respectively hinged with the corresponding connecting rod hinging shafts 16 at two sides, and the left and right side end parts of the snap 4 are hinged with the snap hinge shafts 17 on the two sides respectively. Referring to the jack structure in the prior art in fig. 4 and 5, the technical scheme provided by the utility model abandons the connection mode of realizing positioning and installation among all the components in the prior art through fasteners such as a plurality of snap springs, gaskets, bolts, nuts and the like, and adopts the connection mode of mutual welding, so that on one hand, the number of the components is greatly reduced, the product structure is optimized, on the other hand, the integrated spraying of the rack and other components is facilitated, and the assembly efficiency is improved.

Furthermore, a lifting seat 21 is connected to one end of the boom 2 in the length direction, a lifting seat hinge shaft 31 is welded between the two ends of the two links 3 in the length direction, which are far away from the link hinge shaft 16, and the lifting seat 21 and the lifting seat hinge shaft 31 are hinged together, so that the lifting seat 21 and the links 3 on the two sides are hinged.

In this embodiment, a boom connecting shaft positioning hole 15 is formed at a position along and close to the connecting rod hinge shaft 16 on the middle section of each of the two wall panels 11, a boom connecting shaft 22 is fixedly welded to one end of the boom 2 in the length direction, and the two ends of the boom connecting shaft 22 in the length direction are hinged in the boom connecting shaft positioning holes 15, so as to realize the hinged installation of the boom 2 and the wall panels 11 on the two sides; the boom connecting shaft 22 is directly welded and fixed on the boom 2, so that the boom 2 can be conveniently and integrally sprayed, and the production steps can be optimized.

With continued reference to fig. 1 and fig. 2, two of the wall panels 11 are both of a wedge-shaped panel structure with a low front side and a high rear side, and an upward turned edge 111 extending outward is formed on the front edge of the wall panel 11; the arrangement of the upper flanging 111 not only makes the whole shape of the jack more beautiful, but also further strengthens the strength of the wall plate 11 and ensures the stability of the jack device when in use.

In the present embodiment, a rear wheel mounting seat 112 is connected to the rear section of the outer side surface of each of the two wall panels 11; the user can install the back gyro wheel under two rear wheel mount pads 112 and install the front roller on front axle 12, and the back gyro wheel can be the universal wheel and the front roller is directional wheel, and directional wheel and universal wheel combination use for horizontal jack equipment realizes freely turning to at the in-process that removes, embodies convenient and practical's characteristics.

Example two:

referring to fig. 3, in the present embodiment, a boom connecting shaft positioning hole 15 is formed at a position on the middle section of each of the two wall panels 11 and close to the connecting rod hinge shaft 16, a boom connecting shaft 22 is movably inserted into an end of the boom 2 in the length direction, the boom connecting shaft 22 passes through the boom connecting shaft positioning holes 15 at the two sides and is connected to the boom connecting shaft positioning holes in a matching manner, and boom connecting shaft snap springs 221 for positioning the boom connecting shafts 22 are further embedded at the proximal end positions of the two ends in the length direction; in this embodiment, the boom connecting shaft 22 is movably inserted into the boom 2, and the boom connecting shaft 22 is connected to the two side wall plates 11 and is provided with the boom connecting shaft clamp spring 221 to realize the positioning thereof, so that the installation process of connecting the boom 2 to the main frame 1 can be facilitated, and the spraying operation can be facilitated.

The present embodiment is the same as the first embodiment except that the boom connecting shaft 22 is different from the first embodiment.

In conclusion, the technical scheme provided by the utility model overcomes the defects in the prior art, successfully completes the utility model task and truly realizes the technical effects of the applicant in the technical effect column.

Claims

1. A horizontal jack with an integrated frame comprises a main body frame (1), a cargo boom (2), a pair of connecting rods (3) and a snap fastener (4) acting on the cargo boom (2) through a hydraulic assembly, and is characterized in that the main body frame (1) is of an integrated structure, the main body frame (1) comprises a pair of oppositely arranged wall boards (11), the cargo boom (2) is hinged with the wall boards (11) at two sides, a front wheel shaft (12), a front stop lever (13) and a rear stop lever (14) are sequentially welded between the wall boards (11) from the front end to the rear end, the end parts of two ends of the front wheel shaft (12) in the length direction respectively extend out of the wall boards (11) at two sides, a connecting rod hinge shaft (16) is respectively welded at the middle section of the wall boards (11) along the position and towards the inner side, and a hinge shaft (17) is also welded at the rear end of the wall boards (11) along the position and towards the inner side, and one end parts of the two connecting rods (3) in the length direction are respectively hinged with the connecting rod hinged shafts (16) on two corresponding sides, and the left and right end parts of the press handle (4) are respectively hinged with the press handle hinged shafts (17) on two sides.

2. The horizontal jack with the integrated frame as claimed in claim 1, wherein a lifting seat (21) is connected to one end of the boom (2) in the length direction, a lifting seat hinge shaft (31) is welded between the two ends of the connecting rod (3) in the length direction far away from the connecting rod hinge shaft (16), and the lifting seat (21) is hinged with the lifting seat hinge shaft (31), so that the lifting seat (21) is hinged with the connecting rod (3) on two sides.

3. The horizontal jack with the integrated frame as claimed in claim 1, wherein a jib connection shaft positioning hole (15) is formed at a position along and close to the link hinge shaft (16) at the middle section of the two wall panels (11), a jib connection shaft (22) is welded and fixed at one end of the jib (2) in the length direction, and the two end of the jib connection shaft (22) in the length direction are hinged in the jib connection shaft positioning hole (15), so that the jib (2) is hinged and installed with the two wall panels (11).

4. The horizontal jack with an integrated frame as claimed in claim 1, wherein a jib connection shaft positioning hole (15) is formed at a position along and close to the link hinge shaft (16) at the middle section of the two wall panels (11), a jib connection shaft (22) is movably inserted through one end of the jib (2) in the length direction, the jib connection shaft (22) passes through the jib connection shaft positioning holes (15) at both sides and is connected with the jib connection shaft in a matching manner, and jib connection shaft snap springs (221) are further embedded at the proximal end positions of both ends of the jib connection shaft (22) in the length direction.

5. The horizontal jack with the integrated frame as claimed in claim 1, wherein the two wall panels (11) are both constructed by a wedge-shaped plate structure with a low front side and a high rear side, and an upward flange (111) extending outwards is formed on the front edge of the wall panel (11).

6. A horizontal jack with integral frame as claimed in claim 1 wherein a rear wheel mounting base (112) is attached to the rear section of the outer side surface of both wall panels (11).