CN219194330U

CN219194330U - Jack for automobile maintenance

Info

Publication number: CN219194330U
Application number: CN202223443780.6U
Authority: CN
Inventors: 岳科; 李国彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-06-16
Anticipated expiration: 2032-12-22

Abstract

The utility model discloses a jack for automobile maintenance, which comprises a frame, two front wheels and two universal wheels, wherein the whole frame is formed by pressing steel materials, the two front wheels are coaxially and rotatably arranged at the front ends of two sides of the frame through connecting shafts, the two universal wheels are symmetrically arranged at two sides of the tail of the frame, a hydraulic cylinder is arranged at one side in the frame in a hidden manner, a supporting arm is rotatably arranged in the frame, the front end of the supporting arm is provided with a supporting head, the output end of the hydraulic cylinder is correspondingly in transmission connection with the supporting arm, and the tail of the frame is provided with a lifting control which is communicated with the hydraulic cylinder. According to the utility model, the adjustable reinforcing part is additionally arranged on one side of the frame, the lifting sleeve is adjusted to be in a vertical state to reinforce and support the bottom of the automobile, so that a safety function can be realized for the jack, the automobile can still be jacked by means of the lifting sleeve and the lifting column when the pressure relief occurs to the jack, the safety and stability are realized, and the occurrence of safety accidents is reduced.

Description

Jack for automobile maintenance

Technical Field

The utility model relates to the technical field of horizontal jacks, in particular to a jack for automobile maintenance.

Background

The horizontal jack is a light and small lifting device which uses a rigid jacking piece as a working device and jacks up a heavy object in a small stroke through a top bracket;

the horizontal jack is an important hydraulic element widely applied to the dead weight of supporting equipment and the level adjustment of equipment on loading vehicles or mobile equipment, is mainly used for departments such as factories and mines, transportation and the like to work as vehicles for repairing and other lifting, supporting and the like, brings convenience to the automobile maintenance and is simple to operate.

The jack on the market at present has no insurance function, so that once the hydraulic oil cylinder leaks oil, the hydraulic oil cylinder can rapidly release pressure to cause safety accidents, the safety performance of the hydraulic oil cylinder is reduced, the safety of the hydraulic oil cylinder cannot be guaranteed under long-time jacking operation, and the personal safety of maintenance personnel cannot be guaranteed.

Disclosure of Invention

The utility model aims to provide a jack for automobile maintenance, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a jack for auto repair, includes frame, two front wheels and two universal wheels, the frame is whole to be adopted the steel to suppress and forms, and two front wheels pass through the coaxial rotation of connecting axle and install in frame both sides front end, and two universal wheels symmetry are installed in frame afterbody both sides, one side is hidden and is installed hydraulic cylinder in the frame, installs the bracket in the frame internal rotation, and the bracket front end installs the bracket, and hydraulic cylinder output and bracket correspond the transmission and be connected, the afterbody is installed in the frame and is gone up and down accuse, and goes up and down accuse and hydraulic cylinder intercommunication, adjustable reinforcing part is installed to frame one side, corresponds in the frame and installs spacing part, and spacing part corresponds with adjustable reinforcing part and be connected.

As a further preferable mode of the technical scheme, the lifting control is provided with an operating handle, and the outside of the operating handle is correspondingly wrapped with an anti-skid sleeve.

As a further preferable mode of the technical scheme, the adjustable reinforcing component comprises a slide way, a slide block, a rotating shaft, a concave seat and a lifting part, wherein the slide way is correspondingly arranged on one side wall of the frame, the slide block is slidably arranged in the slide way, the rotating shaft is rotatably arranged on the side wall of the slide block through a bearing, the concave seat is fixedly arranged at the tail part of the rotating shaft, the lifting part is slidably arranged in the concave seat, and the tail part of the lifting part is lapped on the limiting component.

As the further preferred of this technical scheme, elevating part includes lift sleeve, lift post, bottom plate, roof, a plurality of perforating holes, positioning screw and stop nut, lift sleeve slidable mounting is in the spill seat, lift post slidable mounting is in the lift sleeve, the roof corresponds the assembly on lift post top, and surface mounting has the slipmat on the roof, the bottom plate corresponds to be installed in lift sleeve bottom, and surface mounting has the slipmat under the bottom plate, the positioning screw slides and passes the lift sleeve setting, and a plurality of perforating holes equidistance run through and are offered on the lift post, and the positioning screw corresponds and pass corresponding perforating hole, stop nut corresponds the spin cover and establishes outside the positioning screw.

As a further preferable mode of the technical scheme, the protruding heads are integrally welded on the side walls around the limiting nuts, and the outer walls of the protruding heads are wrapped with the anti-skid sleeves.

As a further preferable mode of the technical scheme, the two side walls of the lifting sleeve are correspondingly provided with the rails, and the inner wall of the concave seat is symmetrically provided with the bumps matched with the rails.

As the further preferred of this technical scheme, limiting component includes diaphragm, riser, clamp plate and adjusting screw, the diaphragm is installed and is close to universal wheel one side at the frame lateral wall, the riser is installed perpendicularly and is kept away from frame one side at the diaphragm upper surface, clamp plate slidable mounting compresses tightly at the diaphragm upper surface, and clamp plate and roof lateral wall laminating, adjusting screw passes the riser through the screw thread rotation and is connected with clamp plate back rotation.

As a further preferable mode of the technical scheme, in order to ensure that the lifting sleeve is stabilized, inclined reinforcing members are detachably arranged at the bottom ends of the two sides of the lifting sleeve through bolts, and the lowest point of the inclined reinforcing members and the lowest point of the bottom plate are located on the same plane.

The utility model provides a jack for automobile maintenance, which has the following beneficial effects:

(1) According to the utility model, the lifting sleeve is adjusted to be in a vertical state by virtue of the rotating shaft, and then the lifting sleeve is pushed to slide in the concave seat so as to drive the upper bottom plate of the lifting sleeve to be in contact with the ground, and meanwhile, the lifting column is correspondingly pulled to move upwards according to the lifting height of the automobile so as to drive the top plate on the lifting column to be close to the lifting position of the automobile, so that the safety insurance lifting of the automobile can be realized, and the safety of the lifting process is improved.

(2) According to the lifting jack, the limiting component is arranged, the top plate at the front end of the lifting column is placed on the upper surface of the transverse plate to carry out primary limiting, then the adjusting screw is correspondingly rotated, the pressing plate is driven to slide towards the top plate and is pressed tightly to realize limiting, the lifting sleeve, the lifting column and the frame are ensured to be relatively stable, and the normal use of the lifting jack is not hindered.

Drawings

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

FIG. 2 is a schematic view of the installation of the adjustable reinforcement member of the present utility model on a frame;

FIG. 3 is a schematic view of the adjustable reinforcement member of the present utility model deployed on a frame;

FIG. 4 is a schematic view of the structure of the adjustable reinforcement member of the present utility model;

FIG. 5 is a schematic view of the lifting column of the present utility model installed in a lifting sleeve;

FIG. 6 is a schematic view of the spacing member of the present utility model mounted on a frame;

fig. 7 is a schematic view of the installation of the incline reinforcement of the present utility model on a lift sleeve.

In the figure: 1. a frame; 2. a front wheel; 3. a universal wheel; 4. a hydraulic cylinder; 5. a bracket arm; 6. a bracket; 7. lifting control; 8. an operation handle; 9. a slideway; 10. a slide block; 11. a rotating shaft; 12. a concave seat; 13. lifting the sleeve; 14. lifting columns; 15. a bottom plate; 16. a top plate; 17. a through hole; 18. positioning a screw; 19. a limit nut; 20. a nose; 21. a track; 22. a cross plate; 23. a riser; 24. a pressing plate; 25. adjusting a screw; 26. the reinforcement is inclined.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Example 1

The utility model provides the technical scheme that: as shown in fig. 1 and 2, in this embodiment, a jack for automobile maintenance includes a frame 1, two front wheels 2 and two universal wheels 3, the frame 1 is integrally formed by pressing steel, the two front wheels 2 are coaxially rotatably mounted at front ends at two sides of the frame 1 through a connecting shaft, the two universal wheels 3 are symmetrically mounted at two sides of the tail of the frame 1, a hydraulic cylinder 4 is hidden and mounted at one side in the frame 1, a bracket arm 5 is rotatably mounted in the frame 1, a bracket head 6 is mounted at the front end of the bracket arm 5, an output end of the hydraulic cylinder 4 is correspondingly in transmission connection with the bracket arm 5, a lifting control 7 is mounted at the tail of the frame 1, the lifting control 7 is communicated with the hydraulic cylinder 4, an adjustable reinforcing part is mounted at one side of the frame 1, a limiting part is correspondingly mounted on the frame 1, the limiting part is correspondingly connected with the adjustable reinforcing part, an operation handle 8 is mounted on the lifting control 7, and an anti-slip sleeve is correspondingly wrapped outside the operation handle 8.

As shown in fig. 3 and 4, the adjustable reinforcement component includes a slide 9, a slide 10, a rotating shaft 11, a concave seat 12 and a lifting part, the slide 9 is correspondingly provided on a side wall of the frame 1, the slide 10 is slidably mounted in the slide 9, the rotating shaft 11 is rotatably mounted on the side wall of the slide 10 through a bearing, the concave seat 12 is fixedly mounted at the tail of the rotating shaft 11, the lifting part is slidably mounted in the concave seat 12, and the tail of the lifting part is lapped on the limiting component, the lifting column 14 is correspondingly pulled to move upwards according to the lifting height of the automobile, the top plate 16 on the lifting column is driven to approach the lifting position of the automobile, so that the safety of the automobile can be lifted, and the position of the lifting sleeve 13 can be horizontally moved by means of the slide 9 and the slide 10, so that the top plate 16 at the top end of the lifting sleeve can be relatively parallel to the supporting head 6, and the support stability is ensured.

As shown in fig. 5, the lifting portion includes a lifting sleeve 13, a lifting column 14, a bottom plate 15, a top plate 16, a plurality of through holes 17, a positioning screw 18 and a limit nut 19, the lifting sleeve 13 is slidably mounted in the concave seat 12, the lifting column 14 is slidably mounted in the lifting sleeve 13, the top plate 16 is correspondingly assembled at the top end of the lifting column 14, an anti-slip pad is mounted on the upper surface of the top plate 16, the bottom plate 15 is correspondingly mounted at the bottom end of the lifting sleeve 13, the anti-slip pad is mounted on the lower surface of the bottom plate 15, the positioning screw 18 is slidably disposed through the lifting sleeve 13, the plurality of through holes 17 are equidistantly disposed through the lifting column 14, the positioning screw 18 correspondingly passes through the corresponding through holes 17, the limit nut 19 correspondingly rotatably sleeved outside the positioning screw 18, a raised head 20 is integrally welded on the peripheral side wall of the limit nut 19, the outer wall of the raised head 20 is wrapped with the anti-slip sleeve, rails 21 are correspondingly disposed on both side walls of the lifting sleeve 13, and bumps matched with the rails 21 are symmetrically disposed on the inner wall of the concave seat 12.

As shown in fig. 2 and 6, the limiting component comprises a transverse plate 22, a vertical plate 23, a pressing plate 24 and an adjusting screw 25, wherein the transverse plate 22 is arranged on one side of the side wall of the frame 1 close to the universal wheel 3, the vertical plate 23 is vertically arranged on one side of the upper surface of the transverse plate 22 far away from the frame 1, the pressing plate 24 is slidably arranged on the upper surface of the transverse plate 22, the pressing plate 24 is tightly attached to the side wall of the top plate 16, the adjusting screw 25 is rotationally connected with the back of the pressing plate 24 through the vertical plate 23 in a threaded screwing manner, so that the relative stability of the lifting sleeve 13, the lifting column 14 and the frame 1 is ensured, and the normal use of the jack is not hindered.

Example 2

As shown in fig. 7, in order to ensure the stability of the lifting sleeve 13 on both sides of the lifting sleeve 13, the inclined reinforcing members 26 are detachably mounted by bolts on the basis of embodiment 1, and the lowest point of the inclined reinforcing members 26 is in the same plane with the lowest point of the bottom plate 15.

The addition of the incline reinforcing member 26 with respect to embodiment 1 ensures the stability of the lifting sleeve 13 by providing the incline reinforcing member 26, further improving the safety of the operation of the apparatus.

The utility model provides a jack for automobile maintenance, which has the following specific working principle: under normal conditions, the adjustable reinforcing component is hidden and installed on one side of the frame 1 by means of the limiting component, normal use of the jack is not blocked, lifting of the supporting arm 5 and the supporting head 6 can be achieved by repeatedly pressing the operating handle 8, lifting of the bottom of an automobile is achieved, maintenance personnel can conveniently maintain the bottom of the automobile, time and labor are saved, safety accidents can be rapidly relieved after oil leakage occurs in the existing lifting jack on the market, safety is poor during long-time lifting operation, the lifting sleeve 13 is adjusted to be in a vertical state to strengthen and support the bottom of the automobile by means of the adjustable reinforcing component on one side of the frame 1, the lifting jack can be lifted to have a safety function, the automobile can still be lifted by means of the lifting sleeve 13 and the lifting column 14 when the lifting jack is in pressure relief, safety and stability are improved, and occurrence of the safety accidents is reduced;

when hiding the lifting sleeve 13 in normal state: the limiting component is arranged, the top plate 16 at the front end of the lifting column 14 is put on the upper surface of the transverse plate 22 to carry out preliminary limiting, then the adjusting screw 25 is correspondingly rotated to drive the pressing plate 24 to slide and press towards the top plate 16 on the transverse plate 22 to realize limiting, so that the relative stability of the lifting sleeve 13, the lifting column 14 and the frame 1 is ensured, the normal use of the jack is not hindered, and the adjustable reinforcing component is conveniently released for use;

when the lifting sleeve 13 and the lifting column 14 are moved out for use: through being equipped with adjustable reinforcing part, release roof 16 from spacing part, follow-up with lifting sleeve 13 to vertical condition with the help of axis of rotation 11, push lifting sleeve 13 slides in concave seat 12 immediately, drive its upper plate 15 and ground contact, simultaneously according to the high correspondence pulling lifting column 14 that the car lifted, drive roof 16 and car lifting position on it to be close to, and can carry out horizontal translation with the position of slider 10 to lifting sleeve 13 with the help of slide 9, make roof 16 on its top can be parallel relatively with support head 6, guarantee to support stably, at the moment with positioning screw 18 corresponding pass lifting sleeve 13 and lifting column 14's through-hole 17, utilize stop nut 19 to carry out spacingly to corresponding positioning screw 18, can realize lifting the safety and insurance of car, lifting process's security has been promoted, lifting column 14 can carry out lifting operation in the adjustment interval of a plurality of through-hole 17, the expansion section of lifting sleeve 13 and lifting column 14, simultaneously at lifting sleeve 13 bottom bilateral symmetry installs slope reinforcement 26, guarantee the stability of lifting sleeve 13, further safety in operation.

Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, the details are not described in detail herein, and the problems of conventional circuits, control connection and the like in the specification belong to the prior art known to the person skilled in the art, so that excessive repeated complaints are avoided.

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. The utility model provides a jack for auto repair, includes frame (1), two front wheels (2) and two universal wheels (3), frame (1) wholly adopts steel suppression to form, and two front wheels (2) are installed in frame (1) both sides front end through connecting axle coaxial rotation, and two universal wheels (3) symmetry are installed in frame (1) afterbody both sides, one side is hidden in frame (1) and is installed hydraulic cylinder (4), installs trailing arm (5) in frame (1) rotation, and trailing arm (5) front end is installed and is held in the palm first (6), and hydraulic cylinder (4) output corresponds the transmission with trailing arm (5) and be connected, afterbody is installed on frame (1) and is gone up and go up lift accuse (7), and lift accuse (7) and hydraulic cylinder (4) intercommunication, its characterized in that: an adjustable reinforcing part is arranged on one side of the frame (1), a limiting part is correspondingly arranged on the frame (1), and the limiting part is correspondingly connected with the adjustable reinforcing part.

2. A jack for automotive repair as claimed in claim 1, wherein: an operating handle (8) is assembled on the lifting control (7), and an anti-skid sleeve is correspondingly wrapped outside the operating handle (8).

3. A jack for automotive repair as claimed in claim 1, wherein: the adjustable reinforcement component comprises a slide way (9), a sliding block (10), a rotating shaft (11), a concave seat (12) and a lifting part, wherein the slide way (9) is correspondingly arranged on one side wall of the frame (1), the sliding block (10) is slidably arranged in the slide way (9), the rotating shaft (11) is rotatably arranged on the side wall of the sliding block (10) through a bearing, the concave seat (12) is fixedly arranged at the tail part of the rotating shaft (11), the lifting part is slidably arranged in the concave seat (12), and the tail part of the lifting part is lapped on the limiting component.

4. A jack for automotive repair according to claim 3, wherein: lifting part includes lift sleeve (13), lift post (14), bottom plate (15), roof (16), a plurality of through hole (17), positioning screw (18) and stop nut (19), lift sleeve (13) slidable mounting is in spill seat (12), lift post (14) slidable mounting is in lift sleeve (13), roof (16) correspond the assembly on lift post (14) top, and surface mounting has the slipmat on roof (16), bottom plate (15) correspond to be installed in lift sleeve (13) bottom, and bottom plate (15) lower surface mounting has the slipmat, positioning screw (18) slip passes lift sleeve (13) and sets up, and a plurality of through hole (17) equidistance run through are offered on lift post (14), and positioning screw (18) correspond and pass corresponding through hole (17), stop nut (19) correspond the spin cover and establish in positioning screw (18) outside.

5. A jack for automotive repair as claimed in claim 4 wherein: the side walls around the limit nuts (19) are integrally welded with raised heads (20), and the outer walls of the raised heads (20) are wrapped with anti-skid sleeves.

6. A jack for automotive repair as claimed in claim 4 wherein: the two side walls of the lifting sleeve (13) are correspondingly provided with rails (21), and the inner wall of the concave seat (12) is symmetrically provided with projections matched with the rails (21).

7. A jack for automotive repair as claimed in claim 1, wherein: limiting part includes diaphragm (22), riser (23), clamp plate (24) and adjusting screw (25), diaphragm (22) are installed and are close to universal wheel (3) one side at frame (1) lateral wall, riser (23) are installed perpendicularly and keep away from frame (1) one side at diaphragm (22) upper surface, clamp plate (24) slidable mounting is at diaphragm (22) upper surface, and clamp plate (24) compress tightly with roof (16) lateral wall laminating, adjusting screw (25) pass riser (23) through the screw thread rotation and are connected with clamp plate (24) back rotation.

8. A jack for automotive repair as claimed in claim 4 wherein: in order to ensure that the lifting sleeve (13) is stabilized at the bottom ends of the two sides of the lifting sleeve (13), inclined reinforcing members (26) are detachably arranged through bolts, and the lowest point of the inclined reinforcing members (26) and the lowest point of the bottom plate (15) are positioned on the same plane.