CN215516565U

CN215516565U - Jack

Info

Publication number: CN215516565U
Application number: CN202121329413.6U
Authority: CN
Inventors: 寇国东; 孙晓婷
Original assignee: Baoji Chengxing Titanium Equipment Manufacturing Co ltd
Current assignee: Baoji Chengxing Titanium Equipment Manufacturing Co ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2022-01-14
Anticipated expiration: 2031-06-16

Abstract

The utility model discloses a jack, which is technically characterized in that: the jack comprises a jack body, wherein the outer wall of the jack body is fixedly connected with a connecting shell, two sides of the connecting shell are respectively and rotatably connected with rotating wheels, the end surface of the connecting shell is fixedly connected with two fixed plates, the two fixed plates are jointly and rotatably connected with a U-shaped plate, two vertical sections of the U-shaped plate are respectively provided with a chute, a positioning rod is connected in the chute in a sliding manner, and the fixed plates are provided with a plurality of positioning grooves for the positioning rod to be embedded; the end face of the positioning rod is fixedly connected with a connecting rope, the end face of the U-shaped plate is fixedly connected with a pushing rod, and the end face of the pushing rod is connected with a handle in a sliding manner; the problem of among the prior art jack not set up the catch bar, inconvenient lapse, potential safety hazard is great when narrow and small space or dangerous higher region use has effectively been solved.

Description

Jack

Technical Field

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

Background

The titanium material has the biggest characteristics of small mass (the density is 4.51g/cm3), high strength, excellent corrosion resistance and good low-temperature performance, has excellent corrosion resistance in seawater and most of acid, alkali and salt media, is an excellent metal material, and needs a jack to jack up a large titanium material in the production and processing process of the titanium material so as to be convenient for processing.

Reference may be made to chinese patent publication No. CN204778595U, which discloses a hydraulic jack, including an oil inlet tank, a hydraulic cylinder, an oil return tank, an oil inlet pump, an oil return pump, a bottom plate, and a tripod device. The oil-return oil cylinder is characterized in that an oil suction pipe is connected to the oil suction oil tank, an oil suction oil pump and a one-way valve are sequentially connected between the oil suction oil tank and the hydraulic cylinder, a piston and a piston rod are contained in the hydraulic cylinder, an oil inlet and an oil outlet are formed in the lower end of the hydraulic cylinder, the hydraulic cylinder is connected with a first oil return pipe between the oil return oil tanks, a stop valve is arranged on the first oil return pipe, a second oil return pipe is connected between the oil return oil tank and the oil suction oil tank, an oil return oil pump is connected to the second oil return pipe, the oil suction oil tank and the oil return oil tank are fixed to the bottom plate, the tripod is arranged at the bottom of the bottom plate, and a tripod switch is arranged on one side of the bottom plate.

Above-mentioned patent has that work intensity is low, and is efficient, but hydraulic oil cyclic use, and the advantage that the jack all can stabilize on uneven floor and the different holding surface of gradient, but it also has the defect, if: the novel safety belt is not provided with a push rod, is inconvenient to push, and has larger potential safety hazard when being used in narrow space or areas with higher danger.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a jack, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a jack comprises a jack body, wherein the outer wall of the jack body is fixedly connected with a connecting shell, two sides of the connecting shell are respectively and rotatably connected with rotating wheels, the end face of the connecting shell is fixedly connected with two fixed plates, the two fixed plates are jointly and rotatably connected with a U-shaped plate, two vertical sections of the U-shaped plate are respectively provided with a chute, a positioning rod is connected in the chute in a sliding manner, and the fixed plates are provided with a plurality of positioning grooves for embedding the positioning rod;

the terminal surface fixedly connected with of locating lever connects the rope, the terminal surface fixedly connected with catch bar of U template, the terminal surface of catch bar slides and is connected with the handle, connect the rope run through the U template and with handle fixed connection, the outside cover of connecting the rope is equipped with the spring, the both ends of spring respectively with the locating lever the interior terminal surface fixed connection of U template.

Preferably, the jack body is a pneumatic jack body, and the jack body comprises a base and an output end.

Preferably, the bottom of the base is fixedly connected with a wear-resistant rubber pad.

Preferably, the outer wall of the jack body is fixedly connected with a fastening plate, and the fastening plate is fixedly connected with the connecting shell through two long rod bolts.

Preferably, the catch bar is a hollow stainless steel catch bar, the top end of the catch bar is fixedly connected with two push handles, and the outer wall of the catch bar is fixedly connected with a plurality of guide sleeves for guiding the connecting ropes.

Preferably, the end face of the push rod is provided with a rectangular groove, a limiting plate is connected in the rectangular groove in a sliding mode, and the handle is fixedly connected to the end face of the limiting plate.

Preferably, two sides of the positioning rod are fixedly connected with two rectangular blocks respectively, and the rectangular blocks are connected with the outer wall of the U-shaped plate in a sliding mode.

Compared with the prior art, the utility model has the beneficial effects that:

this jack, through connecting the casing, the setting of rotation wheel and catch bar, can make this jack have convenient the removal, the mobility can be high and reduce the transport, intensity of labour's advantage during the transfer, through the locating lever, the constant head tank, connect the rope, the cooperation of spring and handle is used, can conveniently change the catch bar and the contained angle of connecting the casing, and then can promote the catch bar and pass the jack body and use to the narrow and small or dangerous higher region in space, the safety in utilization has been improved, it is comparatively convenient during the simultaneous operation is used, easy to operate, effectively solved among the prior art jack and not set up the catch bar, inconvenient passing, the great problem of potential safety hazard when narrow and small space or dangerous higher region use.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a second schematic structural diagram of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 1 at A according to the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 1 at B according to the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 2 at C.

In the figure: 1. a jack body; 2. connecting the shell; 3. a rotating wheel; 4. a fixing plate; 5. a U-shaped plate; 6. a chute; 7. positioning a rod; 8. positioning a groove; 9. connecting ropes; 10. a push rod; 11. a handle; 12. a spring; 13. a base; 14. an output end; 15. a wear-resistant rubber pad; 16. a fastening plate; 17. a long rod bolt; 18. a push handle; 19. a guide sleeve; 20. a limiting plate; 21. a rectangular groove; 22. a rectangular block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a jack comprises a jack body 1, wherein the outer wall of the jack body 1 is fixedly connected with a connecting shell 2, two sides of the connecting shell 2 are respectively and rotatably connected with rotating wheels 3, the end surface of the connecting shell 2 is fixedly connected with two fixing plates 4, the two fixing plates 4 are jointly and rotatably connected with a U-shaped plate 5, two vertical sections of the U-shaped plate 5 are respectively provided with a sliding groove 6, the sliding groove 6 is internally connected with a positioning rod 7 in a sliding manner, and the fixing plates 4 are provided with a plurality of positioning grooves 8 for the positioning rod 7 to be embedded;

the terminal surface fixedly connected with of locating lever 7 connects rope 9, and the terminal surface fixedly connected with catch bar 10 of U template 5, the terminal surface of catch bar 10 slides and is connected with handle 11, connect rope 9 run through U template 5 and with handle 11 fixed connection, the outside cover of connecting rope 9 is equipped with spring 12, the both ends of spring 12 respectively with locating lever 7, the interior terminal surface fixed connection of U template 5.

This jack, through connecting casing 2, the setting of rotation wheel 3 and catch bar 10, can make this jack have convenient the removal, the mobility is high and reduce the transport, intensity of labour's advantage during the transfer, through locating lever 7, constant head tank 8, connect rope 9, spring 12 and handle 11's cooperation is used, can conveniently change catch bar 10 and the contained angle of connecting casing 2, and then can promote catch bar 10 and pass jack body 1 and use to the narrow and small or dangerous higher region in space, the safety in utilization has been improved, it is comparatively convenient during simultaneous operation uses, easy to operate, effectively solved among the prior art jack and not set up catch bar 10, inconvenient lapse, the great problem of potential safety hazard when narrow and small space or dangerous higher region use.

In this embodiment, preferably, the jack body 1 is a pneumatic jack body, and the jack body 1 includes a base 13 and an output end 14, and is further provided with an air pipe communicated with an external air source; the pneumatic jack has strong power and does not need manual operation, and the safety can be improved.

In this embodiment, preferably, the bottom of the base 13 is fixedly connected with a wear-resistant rubber pad 15; through the setting of wear-resisting rubber pad 15, can protect base 13, take place wearing and tearing when avoiding with ground contact.

In this embodiment, preferably, the outer wall of the jack body 1 is fixedly connected with a fastening plate 16, and the fastening plate 16 is fixedly connected with the connecting shell 2 through two long rod bolts 17; through the setting of mounting plate 16, can improve the fastening nature between jack body 1 and the connection housing 2, fix through stock bolt 17 and can conveniently dismantle and install.

In this embodiment, preferably, the push rod 10 is a hollow stainless steel push rod, the top end of the push rod 10 is fixedly connected with two push handles 18, and the outer wall of the push rod 10 is fixedly connected with a plurality of guide sleeves 19 for guiding the connecting ropes 9; through the cavity design, can lighten weight, can reduction in production cost simultaneously, push away the setting that 18 can conveniently promote catch bar 10, uide bushing 19 plays the direction guard action to connecting rope 9.

In this embodiment, preferably, a rectangular groove 21 is formed in an end surface of the push rod 10, a limit plate 20 is slidably connected in the rectangular groove 21, and the handle 11 is fixedly connected to an end surface of the limit plate 20; through the arrangement of the rectangular groove 21 and the limiting plate 20, the handle 11 can slide more smoothly.

In this embodiment, preferably, two rectangular blocks 22 are fixedly connected to two sides of the positioning rod 7, respectively, and the rectangular blocks 22 are connected with the outer wall of the U-shaped plate 5 in a sliding manner; through the setting of a plurality of rectangular blocks 22, can improve the stability that locating lever 7 slided in spout 6, prevent to connect rope 9 when the pulling, locating lever 7 takes place the skew, can't break away from constant head tank 8 completely.

The working principle is as follows: when in use, the pushing rod 10 is pushed to drive the jack body 1 to the use position, then the handle 11 is manually pulled to drive the connecting rope 9 to retract, the positioning rod 7 is further pulled to slide in the chute 6 and is separated from the positioning groove 8, the limit between the pushing rod 10 and the connecting shell 2 is released, meanwhile, the positioning rod 7 extrudes the spring 12, so that the spring 12 is deformed, then the U-shaped plate 5 is rotated by the push rod 10, so that the included angle between the push rod 10 and the connecting shell 2 is maximized, the total length of connecting casing 2 and catch bar 10 reaches the biggest promptly, then loosens handle 11, pushes locating lever 7 to another constant head tank 8 in under the spring action of spring 12, makes catch bar 10 and connecting casing 2 relatively fixed once more, can not take place to rotate, and it can to use to promote the narrow and small department in danger or space to push catch bar 10 and drive jack body 1 this moment.

The jack body 1 in the utility model is the prior art, can select a jack body with the model MH8016, and does not relate to the improvement of the internal structure of the jack body 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 jack, includes jack body (1), its characterized in that: the outer wall of the jack body (1) is fixedly connected with a connecting shell (2), two sides of the connecting shell (2) are respectively and rotatably connected with rotating wheels (3), the end face of the connecting shell (2) is fixedly connected with two fixing plates (4), the two fixing plates (4) are jointly and rotatably connected with a U-shaped plate (5), two vertical sections of the U-shaped plate (5) are respectively provided with a sliding groove (6), the sliding groove (6) is connected with a positioning rod (7) in a sliding manner, and the fixing plates (4) are provided with a plurality of positioning grooves (8) for embedding the positioning rod (7);

the end face fixedly connected with of locating lever (7) connects rope (9), the end face fixedly connected with catch bar (10) of U template (5), the terminal surface of catch bar (10) slides and is connected with handle (11), it runs through to connect rope (9) U template (5) and with handle (11) fixed connection, the outside cover of connecting rope (9) is equipped with spring (12), the both ends of spring (12) respectively with locating lever (7) the interior terminal surface fixed connection of U template (5).

2. A lifting jack according to claim 1 wherein: the jack body (1) is a pneumatic jack body, and the jack body (1) comprises a base (13) and an output end (14).

3. A lifting jack according to claim 2 wherein: the bottom of the base (13) is fixedly connected with a wear-resistant rubber pad (15).

4. A lifting jack according to claim 1 wherein: the jack is characterized in that a fastening plate (16) is fixedly connected to the outer wall of the jack body (1), and the fastening plate (16) is fixedly connected with the connecting shell (2) through two long rod bolts (17).

5. A lifting jack according to claim 1 wherein: the push rod (10) is a hollow stainless steel push rod, two push handles (18) are fixedly connected to the top end of the push rod (10), and a plurality of guide sleeves (19) used for guiding the connecting ropes (9) are fixedly connected to the outer wall of the push rod (10).

6. A lifting jack according to claim 1 wherein: rectangular channel (21) have been seted up to the terminal surface of catch bar (10), sliding connection is connected with limiting plate (20) in rectangular channel (21), handle (11) fixed connection be in the terminal surface of limiting plate (20).

7. A lifting jack according to claim 1 wherein: two sides of the positioning rod (7) are fixedly connected with two rectangular blocks (22) respectively, and the rectangular blocks (22) are connected with the outer wall of the U-shaped plate (5) in a sliding mode.