CN209906259U

CN209906259U - Portable jack

Info

Publication number: CN209906259U
Application number: CN201920828531.8U
Authority: CN
Inventors: 蔡笃茂; 邢增冠; 曾莹莹; 孙艳伟; 林青萍; 李雯清; 林志锋; 桂森林; 陈海淞; 胡旭颖
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2020-01-07
Anticipated expiration: 2029-06-03

Abstract

A portable jack comprises a main body and a transportation seat; the main body is arranged on the transportation seat; the transportation seat comprises a base, a fixing assembly, a clamping assembly, a moving plate, a damping assembly and a driving piece; the fixing component is arranged on one side of the base; a positioning groove for placing the main body is arranged on the base; the moving plate is arranged in the positioning groove in a sliding manner; the damping assembly is arranged at the lower end of the moving plate; the clamping assembly is arranged on the positioning groove; a driving piece for driving the clamping assembly is arranged on one side of the base. The utility model discloses set up fixed subassembly and centre gripping subassembly mating reaction for upper end, lower extreme and the side of main part are fixed firm, and it is convenient to transport and remove, and fixed firm, and avoided equipment aversion in the transportation to cause collide with impaired, have effectively protected the safety of equipment.

Description

Portable jack

Technical Field

The utility model relates to the field of mechanical equipment, especially, relate to a portable jack.

Background

The jack is light and small lifting equipment which takes a rigid jacking piece as a working device and jacks a heavy object through a top bracket or a bottom supporting claw within a small stroke. The jack is mainly used for the departments of factories, mines, transportation and the like as vehicle repair, other lifting, supporting and the like. The structure is light, firm, flexible and reliable, and is very common, but when the existing jack is carried out, the existing jack is easy to collide and damage due to lack of fixation, and the transportation is inconvenient.

In order to solve the above problems, a portable jack is provided in the present application.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem that exists among the background art, the utility model provides a portable jack, the utility model discloses set up fixed subassembly and centre gripping subassembly mating reaction for upper end, lower extreme and the side of main part are fixed firm, and it is convenient to transport and remove, and fixed firm, and avoided equipment shift in the transportation to cause collide with impairedly, have effectively protected the safety of equipment.

(II) technical scheme

In order to solve the problems, the utility model provides a portable jack, which comprises a main body and a transportation seat; the main body is arranged on the transportation seat; the transportation seat comprises a base, a fixing assembly, a clamping assembly, a moving plate, a damping assembly and a driving piece; the fixing component is arranged on one side of the base; a positioning groove for placing the main body is arranged on the base; the moving plate is arranged in the positioning groove in a sliding manner; the damping assembly is arranged at the lower end of the moving plate; the clamping assembly is arranged on the positioning groove; the driving piece for driving the clamping assembly is arranged on one side of the base; the fixing component comprises a fixing rod, a moving rod, a telescopic rod, a first elastic piece and a fastener; the fixed rod is vertically arranged on the base, and external threads are arranged on the fixed rod; the movable rod moving up and down is horizontally arranged on the fixed rod; one end of the movable rod is connected with the fixed rod in a sliding way; the telescopic rod is provided with a vertical section and a horizontal section, the horizontal section of the telescopic rod extends into one end of the movable rod, which is far away from the fixed rod, and the vertical section of the telescopic rod is clamped outside the main body; the first elastic piece is arranged at the periphery of the horizontal section of the telescopic rod, one end of the telescopic rod is connected with the moving rod, and the other end of the telescopic rod is connected with the vertical section of the telescopic rod; the fastener is provided with a threaded through hole matched with the fixed rod and is connected with the fixed rod through the threaded through hole; the clamping assembly comprises a lead screw and a clamping plate; the two groups of screw rods are arranged in parallel, the two groups of screw rods are respectively arranged at two sides of the main body base, two ends of the two groups of screw rods are respectively and rotatably connected with the groove wall of the positioning groove, and two ends of the two groups of screw rods are provided with the same reverse threads; the clamping plates are arranged in parallel, the two groups of clamping plates are respectively arranged on the other two sides of the main body base and are perpendicular to the screw rod, and the two ends of each group of clamping plates are in threaded connection with the screw rods of the corresponding ends.

Preferably, the driving member comprises a rotating shaft, a chain, a driving chain wheel and a driven chain wheel; the rotating shaft is rotatably arranged on the outer side of the base; the driving chain wheel is arranged on the rotating shaft; the same ends of the two groups of screw rods extend out of the base and are connected with the driven chain wheel, and the two groups of screw rods are positioned on two sides of the rotating shaft; the driving chain wheel is connected with the driven chain wheels at two sides through a chain in a transmission way.

Preferably, the clamping plate is provided with an anti-slip gasket.

Preferably, a plurality of groups of clamping holes are formed in one side, close to the main body, of the fixing rod; a multiunit card hole that is used for the threaded rod fixed on the main part sets up side by side.

Preferably, the telescopic rod is of a transverse L-shaped structure.

Preferably, a sliding groove is arranged in the base; the sliding groove is horizontally arranged, and a pulling part is arranged in the sliding groove.

Preferably, the pulling part comprises a pull rod, a limiting part and a handle; the limiting piece is arranged in the sliding groove in a sliding manner; one end of the handle is rotatably connected with the limiting part, and the other end of the handle extends out of the sliding groove and is connected with the handle.

Preferably, the lower end of the base is provided with a moving wheel.

Preferably, the shock absorption assembly comprises a shock absorption elastic sheet and a second elastic piece; the damping elastic sheet is of an X-shaped structure which can be opened and closed, the upper end and the lower end of the damping elastic sheet are respectively provided with a supporting leg, and the supporting legs at the upper end and the lower end of the damping elastic sheet are respectively connected with the movable plate and the groove bottom of the positioning groove; the second elastic piece is arranged on the periphery of the damping elastic piece, and two ends of the second elastic piece are respectively connected with the supporting legs on the same side of the damping elastic piece.

The above technical scheme of the utility model has following profitable technological effect:

the utility model discloses set up fixed subassembly and centre gripping subassembly mating reaction for upper end, lower extreme and the side of main part are fixed firm, and it is convenient to transport and remove, and fixed firm, and avoided equipment aversion in the transportation to cause collide with impairedly, have effectively protected the safety of equipment.

Two, the utility model discloses the effectual vibrations that have cushioned in the transportation of the damper that sets up, further protective apparatus safety.

Drawings

Fig. 1 is a schematic structural view of the portable jack according to the present invention.

Fig. 2 is a sectional view of the mounting groove in the portable jack provided by the utility model.

Fig. 3 is a cross-sectional view of a fixing rod in a portable jack according to the present invention.

Fig. 4 is a top view of the clamping assembly in the portable jack according to the present invention.

Fig. 5 is a schematic structural view of a clamping plate in a portable jack according to the present invention.

Fig. 6 is a schematic view of a part a of the portable jack according to the present invention.

Reference numerals: 1. a main body; 2. a transport base; 3. a base; 4. a fixing assembly; 5. a clamping assembly; 6. moving the plate; 7. fixing the rod; 8. a travel bar; 9. a telescopic rod; 10. a first elastic member; 11. a fastener; 12. a clamping hole; 13. a lead screw; 14. a clamping plate; 15. a drive member; 16. a rotating shaft; 17. a chain; 18. an anti-slip gasket; 19. a shock absorbing assembly; 20. a shock absorbing spring plate; 21. a second elastic member; 22. a pull rod; 23. a limiting member; 24. a handle; 25. the wheel is moved.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-6, the utility model provides a portable jack, which comprises a main body 1 and a transportation base 2; the main body 1 is arranged on the transportation seat 2; the transportation seat 2 comprises a base 3, a fixed component 4, a clamping component 5, a moving plate 6, a damping component 19 and a driving component 15; the fixing component 4 is arranged on one side of the base 3; a positioning groove for placing the main body 1 is arranged on the base 3; the moving plate 6 is arranged in the positioning groove in a sliding manner; the shock absorption assembly 19 is arranged at the lower end of the moving plate 6; the clamping component 5 is arranged on the positioning groove; a driving piece 15 for driving the clamping assembly 5 is arranged on one side of the base 3; the fixed assembly 4 comprises a fixed rod 7, a movable rod 8, a telescopic rod 9, a first elastic piece 10 and a fastener 11; the fixed rod 7 is vertically arranged on the base 3, and an external thread is arranged on the fixed rod 7; the movable rod 8 moving up and down is horizontally arranged on the fixed rod 7; one end of the movable rod 8 is connected with the fixed rod 7 in a sliding way; the telescopic rod 9 is provided with a vertical section and a horizontal section, the horizontal section of the telescopic rod 9 extends into one end of the movable rod 8 far away from the fixed rod 7, and the vertical section of the telescopic rod 9 is clamped outside the main body 1; the first elastic piece 10 is arranged at the periphery of the horizontal section of the telescopic rod 9, one end of the telescopic rod 9 is connected with the moving rod 8, and the other end of the telescopic rod 9 is connected with the vertical section of the telescopic rod 9; the fastener 11 is provided with a threaded through hole matched with the fixed rod 7, and the fastener 11 is connected with the fixed rod 7 through the threaded through hole; the clamping assembly 5 comprises a lead screw 13 and a clamping plate 14; two groups of screw rods 13 are arranged in parallel, the two groups of screw rods 13 are respectively arranged at two sides of the base of the main body 1, two ends of the two groups of screw rods 13 are respectively and rotatably connected with the groove wall of the positioning groove, and two ends of the two groups of screw rods 13 are provided with the same reverse threads; the clamping plates 14 are arranged in two groups in parallel, the two groups of clamping plates 14 are respectively arranged on the other two sides of the base of the main body 1 and are perpendicular to the screw rod 13, and two ends of each group of clamping plates 14 are in threaded connection with the screw rod 13 at the corresponding end.

In an alternative embodiment, the driving member 15 includes a rotating shaft 16, a chain 17, a driving chain wheel and a driven chain wheel; the rotating shaft 16 is rotatably arranged at the outer side of the base 3; the driving chain wheel is arranged on the rotating shaft 16; the same ends of the two groups of screw rods 13 extend out of the base 3 and are connected with the driven chain wheel, and the two groups of screw rods 13 are positioned at two sides of the rotating shaft 16; the driving chain wheel is in transmission connection with the driven chain wheels on the two sides through a chain 17.

In an alternative embodiment, the clamping plate 14 is provided with anti-slip pads 18.

In an alternative embodiment, a plurality of sets of clamping holes 12 are arranged on one side of the fixing rod 7 close to the main body 1; a plurality of groups of clamping holes 12 for fixing the threaded rod on the main body 1 are arranged in parallel.

In an alternative embodiment, the extension rod 9 is of a transverse L-shaped configuration.

In an alternative embodiment, a sliding groove is arranged inside the base 3; the sliding groove is horizontally arranged, and a pulling part is arranged in the sliding groove.

In an alternative embodiment, the pulling member includes a pull rod 22, a stopper 23, and a pull handle 24; the limiting piece 23 is arranged in the sliding groove in a sliding manner; one end of the handle 24 is rotatably connected with the limiting part 23, and the other end extends out of the sliding groove and is connected with the handle 24.

In an alternative embodiment, the lower end of the base 3 is provided with a moving wheel 25.

In an alternative embodiment, the shock absorbing assembly 19 comprises a shock absorbing elastic sheet 20 and a second elastic member 21; the shock absorption elastic sheet 20 is of an X-shaped structure which can be opened and closed, the upper end and the lower end of the shock absorption elastic sheet 20 are respectively provided with a supporting leg, and the supporting legs at the upper end and the lower end of the shock absorption elastic sheet 20 are respectively connected with the movable plate 6 and the groove bottom of the positioning groove; the second elastic member 21 is disposed on the periphery of the shock absorbing elastic sheet 20, and two ends of the second elastic member 21 are respectively connected to the supporting legs on the same side of the shock absorbing elastic sheet 20.

In the utility model, when the equipment is carried out, firstly, the main body 1 is placed in the mounting groove, meanwhile, the threaded rod of the main body 1 is clamped in the corresponding clamping hole 12, the telescopic rod 9 is pulled outwards to be clamped at the outer side of the top end of the main body 1, then the fastener 11 is rotated to press the movable rod 8 downwards, the fastening pressure is at the top end of the main body 1, then the rotating shaft 16 is rotated, the lead screw 13 is rotated due to the transmission of the chain 17, the clamping plates 14 at the two sides of the main body 1 move towards the main body 1 until the bottom of the main body 1 is clamped, finally, the upper end, the lower end and the side end of the main body 1 are fixed and firm, finally, the handle 24 is pulled, the pull rod 22 is extended, the equipment can be moved by virtue of the moving wheel 25, the transportation and the moving are convenient and stable, the collision damage caused by the displacement of the equipment in the transportation process is avoided, the safety of the, further protecting the safety of the equipment.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A portable jack is characterized by comprising a main body (1) and a transportation seat (2); the main body (1) is arranged on the transportation seat (2); the transportation seat (2) comprises a base (3), a fixed assembly (4), a clamping assembly (5), a moving plate (6), a damping assembly (19) and a driving piece (15); the fixing component (4) is arranged on one side of the base (3); a positioning groove for placing the main body (1) is arranged on the base (3); the moving plate (6) is arranged in the positioning groove in a sliding manner; the damping assembly (19) is arranged at the lower end of the moving plate (6); the clamping component (5) is arranged on the positioning groove; a driving piece (15) for driving the clamping assembly (5) is arranged on one side of the base (3);

the fixing component (4) comprises a fixing rod (7), a moving rod (8), a telescopic rod (9), a first elastic piece (10) and a fastener (11); the fixed rod (7) is vertically arranged on the base (3), and an external thread is arranged on the fixed rod (7); the movable rod (8) moving up and down is horizontally arranged on the fixed rod (7); one end of the movable rod (8) is connected with the fixed rod (7) in a sliding way; the telescopic rod (9) is provided with a vertical section and a horizontal section, the horizontal section of the telescopic rod (9) extends into one end of the movable rod (8) far away from the fixed rod (7), and the vertical section of the telescopic rod (9) is clamped outside the main body (1); the first elastic piece (10) is arranged at the periphery of the horizontal section of the telescopic rod (9), one end of the telescopic rod (9) is connected with the moving rod (8), and the other end of the telescopic rod (9) is connected with the vertical section of the telescopic rod (9); the fastener (11) is provided with a threaded through hole matched with the fixed rod (7), and the fastener (11) is connected with the fixed rod (7) through the threaded through hole;

the clamping assembly (5) comprises a lead screw (13) and a clamping plate (14); two groups of lead screws (13) are arranged in parallel, the two groups of lead screws (13) are respectively arranged at two sides of the base of the main body (1), two ends of the two groups of lead screws (13) are respectively and rotatably connected with the groove wall of the positioning groove, and two ends of the two groups of lead screws (13) are provided with the same reverse threads; the clamping plates (14) are arranged in parallel, the two clamping plates (14) are respectively arranged on the other two sides of the base of the main body (1) and are perpendicular to the screw rod (13), and the two ends of each clamping plate (14) are in threaded connection with the screw rod (13) at the corresponding end.

2. A portable jack as claimed in claim 1, wherein the drive member (15) comprises a shaft (16), a chain (17), a drive chain wheel and a driven chain wheel; the rotating shaft (16) is rotatably arranged at the outer side of the base (3); the driving chain wheel is arranged on the rotating shaft (16); the same ends of the two groups of lead screws (13) extend out of the base (3) and are connected with the driven chain wheel, and the two groups of lead screws (13) are positioned at two sides of the rotating shaft (16); the driving chain wheel is in transmission connection with the driven chain wheels on the two sides through a chain (17).

3. A portable jack as claimed in claim 1, wherein the clamping plate (14) is provided with anti-slip pads (18).

4. A portable jack as claimed in claim 1, wherein a plurality of sets of locking holes (12) are provided on the fixing rod (7) adjacent to the main body (1); a plurality of groups of clamping holes (12) for fixing the threaded rod on the main body (1) are arranged in parallel.

5. A portable jack as claimed in claim 1, characterised in that the telescopic rod (9) is of a transverse L-shaped configuration.

6. A portable jack as claimed in claim 1, characterised in that the base (3) is internally provided with a chute; the sliding groove is horizontally arranged, and a pulling part is arranged in the sliding groove.

7. A portable jack as claimed in claim 6, wherein the pulling member includes a pull rod (22), a stop member (23) and a pull handle (24); the limiting piece (23) is arranged in the sliding groove in a sliding manner; one end of the handle (24) is rotatably connected with the limiting part (23), and the other end of the handle extends out of the sliding groove and is connected with the handle (24).

8. A portable jack as claimed in claim 1, characterised in that the lower end of the base (3) is provided with a travelling wheel (25).

9. A portable jack as claimed in claim 1, characterised in that the shock absorbing assembly (19) comprises a shock absorbing resilient tab (20) and a second resilient member (21); the shock absorption elastic sheet (20) is of an X-shaped structure capable of being opened and closed, supporting legs are respectively arranged at the upper end and the lower end of the shock absorption elastic sheet (20), and the supporting legs at the upper end and the lower end of the shock absorption elastic sheet are respectively connected with the movable plate (6) and the groove bottom of the positioning groove; the second elastic piece (21) is arranged on the periphery of the shock absorption elastic piece (20), and two ends of the second elastic piece (21) are respectively connected with the supporting legs on the same side of the shock absorption elastic piece (20).