CN216946011U

CN216946011U - Portable jack

Info

Publication number: CN216946011U
Application number: CN202122401072.5U
Authority: CN
Inventors: 刘萌; 徐永杰; 何元浩
Original assignee: Hangzhou Dantong Machinery Co ltd
Current assignee: Hangzhou Dantong Machinery Co ltd
Priority date: 2021-10-03
Filing date: 2021-10-03
Publication date: 2022-07-12
Anticipated expiration: 2031-10-03

Abstract

The utility model provides a portable jack. A portable jack comprising: a jack body; the lifting control cylinder is arranged on the jack body; the lifting handle is slidably arranged in the lifting control cylinder, and one end of the lifting handle extends out of the lifting control cylinder; the cavity is arranged on the lifting handle; the first sliding plate is slidably arranged in the cavity; the bottom ends of the two springs are fixedly arranged on the inner wall of the bottom of the cavity, and the top ends of the two springs are fixedly connected with the bottom of the first sliding plate; the shell is fixedly arranged at the top of the lifting control cylinder; two fixture blocks, two fixture block equal fixed mounting are at the top of first slide, and the top of two fixture blocks all extends to in the casing. The portable jack provided by the utility model has the advantages that the use is convenient, and the lifting handle and the lifting control cylinder can be connected more simply.

Description

Portable jack

Technical Field

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

Background

The jack is a light and small equipment using a rigid jacking piece as a working device and jacking heavy objects in a stroke through a top bracket or a bottom supporting claw, and is mainly used for departments such as factories and mines, transportation and the like as vehicle maintenance and other lifting and supporting works.

However, in the prior art, when the existing jack is used, the existing jack can be used only by inserting the lifting handle into the lifting control cylinder of the jack, and in the using process, the situation that the lifting handle is bent due to the fact that the contact position of the lifting handle and the lifting control cylinder is gradually reduced, so that the jack cannot be used is avoided.

SUMMERY OF THE UTILITY MODEL

The utility model solves the technical problem of providing a portable jack which is convenient to use and can connect a lifting handle with a lifting control cylinder more simply.

In order to solve the above technical problems, the present invention provides a portable jack, comprising: a jack body; the lifting control cylinder is arranged on the jack body; the lifting handle is slidably arranged in the lifting control cylinder, and one end of the lifting handle extends out of the lifting control cylinder; the cavity is formed in the lifting handle; a first slide plate slidably mounted within the cavity; the bottom ends of the two springs are fixedly arranged on the inner wall of the bottom of the cavity, and the top ends of the two springs are fixedly connected with the bottom of the first sliding plate; the shell is fixedly arranged at the top of the lifting control cylinder; the two clamping blocks are fixedly arranged at the top of the first sliding plate, and the top ends of the two clamping blocks extend into the shell; a second slide plate slidably mounted within the housing; the two ejector blocks are fixedly arranged at the bottom of the second sliding plate, and the bottom ends of the two ejector blocks are respectively contacted with the top ends of the corresponding fixture blocks; the guide rod is fixedly installed at the top of the second sliding plate, and the top end of the guide rod extends out of the shell.

Preferably, the same handle is rotatably mounted on two sides of the jack body.

Preferably, the spout has all been seted up to the both sides inner wall of cavity, and equal slidable mounting has the stopper in two spouts, and one side of two stoppers all extends outside the spout and with the both sides fixed connection of first slide.

Preferably, a circular plate is fixedly installed at the top end of the guide rod.

Preferably, one side fixed mounting of jack body has two diaphragms, and equal fixed mounting has the semicircle board on two diaphragms, one side fixed mounting of jack body has the screw rod, the thread bush is equipped with the clamp plate on the screw rod, one side of clamp plate contacts with one side of jack body, the bottom fixed mounting of clamp plate has two briquetting.

Preferably, two fixing blocks are fixedly mounted on one side of the jack body, and the screw rod is rotatably connected with the two fixing blocks.

Preferably, a rotating button is fixedly installed at the bottom end of the screw rod.

Compared with the related art, the portable jack provided by the utility model has the following beneficial effects:

the utility model provides a portable jack, which is characterized in that a clamping block is retracted into a cavity by pressing the clamping block, a lifting handle is placed into a lifting control cylinder, the clamping block can enter the shell under the action of the elastic force of a spring, the lifting handle is more conveniently connected with the lifting control cylinder, and after the portable jack is used, the lifting handle can be taken out of the lifting control cylinder in a trouble-saving manner only by pressing a guide rod which drives two jacking blocks to jack the clamping block into the cavity through a second sliding plate.

Drawings

Fig. 1 is a front view schematically illustrating a first embodiment of a portable jack according to the present invention;

FIG. 2 is a schematic sectional front view of the connection between the lifting handle and the lifting control cylinder;

FIG. 3 is an enlarged view of the point A shown in FIG. 2;

FIG. 4 is a schematic front view of a second embodiment of the portable jack of the present invention;

fig. 5 is a schematic sectional top view of a second embodiment of the portable jack provided in the present invention.

Reference numbers in the figures: 1. a jack body; 2. a lifting control cylinder; 3. a lifting handle; 4. a cavity; 5. a first slide plate; 6. a spring; 7. a housing; 8. a clamping block; 9. a second slide plate; 10. a top block; 11. a guide bar; 12. a transverse plate; 13. a semicircular plate; 14. a screw; 15. pressing a plate; 16. briquetting; 17. a handle is carried.

Detailed Description

The utility model is further described below with reference to the drawings and the embodiments.

The first embodiment:

referring to fig. 1, 2 and 3, in a first embodiment of the present invention, a portable jack includes: a jack body 1; the lifting control cylinder 2 is arranged on the jack body 1; the lifting handle 3 is slidably mounted in the lifting control cylinder 2, and one end of the lifting handle 3 extends out of the lifting control cylinder 2; the cavity 4 is formed in the lifting handle 3; a first sliding plate 5, wherein the first sliding plate 5 is slidably arranged in the cavity 4; the bottom ends of the two springs 6 are fixedly arranged on the inner wall of the bottom of the cavity 4, the top ends of the two springs 6 are fixedly connected with the bottom of the first sliding plate 5, the springs 6 can push out the two clamping blocks 8 to the outside of the cavity 4 through the first sliding plate 5, and then the clamping blocks enter the shell 7, so that the lifting handle 3 is fixed with the lifting control cylinder 2; the shell 7 is fixedly arranged at the top of the lifting control cylinder 2; the two fixture blocks 8 are fixedly arranged at the top of the first sliding plate 5, and the top ends of the two fixture blocks 8 extend into the shell 7; a second slide 9, said second slide 9 being slidably mounted within the housing 7; the two jacking blocks 10 are fixedly arranged at the bottom of the second sliding plate 9, the bottom ends of the two jacking blocks 10 are respectively contacted with the top ends of the corresponding fixture blocks 8, and after the jack body 1 is used, the guide rod 11 is pressed, the fixture blocks 8 can be jacked back into the cavity 4 through the jacking blocks 10, so that the lifting handle 3 is not fixed with the lifting control cylinder 2 any more, and the lifting handle 3 can be pulled out of the lifting control cylinder 2; and the guide rod 11 is fixedly arranged at the top of the second sliding plate 9, and the top end of the guide rod 11 extends out of the shell 7.

The user can be through the jack body 1 of taking of handle 17 better, the both sides of jack body 1 are rotated and are installed same handle 17.

Prevent that fixture block 8 from being pushed into in the cavity 4 by kicking block 10 completely, the spout has all been seted up to the both sides inner wall of cavity 4, and equal slidable mounting has the stopper in two spouts, and one side of two stoppers all extends to outside the spout and with the both sides fixed connection of first slide 5.

In order to press the guide rod 11 conveniently, a circular plate is fixedly arranged at the top end of the guide rod 11.

The working principle of the portable jack provided by the utility model is as follows:

the jack body 1 is needed to be used, the two clamping blocks 8 are pressed to be retracted into the cavity 4, the lifting handle 3 is then placed into the lifting control cylinder 2, after the lifting handle 3 completely enters the lifting control cylinder 2, the first sliding plate 5 can drive the two clamping blocks 8 to move under the elastic force of the spring 6, the two clamping blocks 8 enter the shell 7, the lifting handle 3 is further firmly fixed in the lifting control cylinder 2, when the jack body 1 is not used any more, the guide rod 11 is pressed, the guide rod 11 drives the two ejector blocks 10 to descend through the second sliding plate 9, the two ejector blocks 10 can eject the two clamping blocks 8 into the cavity 4, the lifting handle 3 can be extracted from the lifting control cylinder 2, and the trouble is saved.

through pressing fixture block 8, make fixture block 8 withdraw to in the cavity 4, put into lift accuse section of thick bamboo 2 with lift handle 3 again, under the spring action of spring 6, in fixture block 8 can enter into casing 7, make lift handle 3 more convenient be connected with lift accuse section of thick bamboo 2, after finishing using, only need press guide arm 11, guide arm 11 drives two kicking blocks 10 through second slide 9 and can the cavity 4 back with fixture block 8 top, alright take out in order to comparatively save trouble with lift handle 3 from lift accuse section of thick bamboo 2.

Second embodiment:

based on the portable jack provided in the first embodiment of the present application, a second embodiment of the present application proposes another portable jack. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

The second embodiment of the present invention will be further described with reference to the drawings and the following description.

Referring to fig. 3 and 4, the portable jack further includes: two diaphragms 12, two equal fixed mounting of diaphragm 12 have semicircle board 13 in one side of jack body 1 on two diaphragms 12, and after lift handle 3 was put on diaphragm 12, under semicircle board 13's spacing, can guarantee that lift handle 3 can not follow diaphragm 12 and slide to can be by the better centre gripping of clamp plate 15, one side fixed mounting of jack body 1 has screw rod 14, threaded sleeve is equipped with clamp plate 15 on the screw rod 14, one side of clamp plate 15 contacts with one side of jack body 1, rotates screw rod 14, can make clamp plate 15 descend, thereby makes lift handle 3 fixed on diaphragm 12 by 16 centre grippings of briquetting, the bottom fixed mounting of clamp plate 15 has two briquetting 16.

The screw 14 is rotated to drive the pressing plate 15 to descend, so that the pressing block 16 clamps and fixes the lifting handle 3, in order to enable the screw 14 to rotate more stably, two fixing blocks are fixedly mounted on one side of the jack body 1, and the screw 14 is rotatably connected with the two fixing blocks.

The screw rod 14 is convenient to rotate, and the bottom end of the screw rod 14 is fixedly provided with a rotating button.

After using jack body 1, take out back in going up and down handle 3 from lift accuse section of thick bamboo 2, in order to deposit lift handle 3 that can be better, when making things convenient for next use, put lift handle 3 on two diaphragm 12, rotate the turn button, the turn button drives screw rod 14 and rotates, screw rod 14 drives clamp plate 15 through the screw thread and descends, clamp plate 15 drives two briquetting 16 and descends, make two briquetting 16 contact with lift handle 3, thereby fix lift handle 3 centre gripping on diaphragm 12, make lift handle 3 can be together fixed with jack body 1, in case can not find lift handle 3 next use.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A portable jack, comprising:

a jack body;

the lifting control cylinder is arranged on the jack body;

the lifting handle is slidably arranged in the lifting control cylinder, and one end of the lifting handle extends out of the lifting control cylinder;

the cavity is arranged on the lifting handle;

a first slide plate slidably mounted within the cavity;

the bottom ends of the two springs are fixedly arranged on the inner wall of the bottom of the cavity, and the top ends of the two springs are fixedly connected with the bottom of the first sliding plate;

the shell is fixedly arranged at the top of the lifting control cylinder;

the two clamping blocks are fixedly arranged at the top of the first sliding plate, and the top ends of the two clamping blocks extend into the shell;

a second slide plate slidably mounted within the housing;

the two ejector blocks are fixedly arranged at the bottom of the second sliding plate, and the bottom ends of the two ejector blocks are respectively contacted with the top ends of the corresponding fixture blocks;

the guide rod is fixedly installed at the top of the second sliding plate, and the top end of the guide rod extends out of the shell.

2. The portable lifting jack of claim 1, wherein the same handle is rotatably mounted on both sides of the body of the lifting jack.

3. The portable jack of claim 1, wherein the inner walls of the two sides of the cavity are both provided with sliding grooves, the two sliding grooves are both slidably provided with limiting blocks, and one sides of the two limiting blocks extend out of the sliding grooves and are fixedly connected with the two sides of the first sliding plate.

4. The portable jack of claim 1, wherein a circular plate is fixedly mounted on the top end of the guide rod.

5. The portable jack of claim 1, wherein two transverse plates are fixedly mounted on one side of the jack body, a semicircular plate is fixedly mounted on each of the two transverse plates, a screw rod is fixedly mounted on one side of the jack body, a pressing plate is sleeved on the screw rod in a threaded manner, one side of the pressing plate is in contact with one side of the jack body, and two pressing blocks are fixedly mounted at the bottom of the pressing plate.

6. The portable jack of claim 5, wherein two fixing blocks are fixedly mounted on one side of the jack body, and the screw is rotatably connected with the two fixing blocks.

7. The portable jack of claim 5, wherein a knob is fixedly mounted to a bottom end of the threaded rod.