CN214935657U

CN214935657U - Jack

Info

Publication number: CN214935657U
Application number: CN202022839079.0U
Authority: CN
Inventors: 蒋军生
Original assignee: Guangzhou Xiangwei Automobile Equipment Co ltd
Current assignee: Guangzhou Xiangwei Automobile Equipment Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-11-30
Anticipated expiration: 2030-11-30

Abstract

The utility model relates to a jack, which comprises a base, a rubber air bag group, a handheld component and an air compressor for inflating and deflating the rubber air bag; the rubber air bag component is arranged on the base; the rubber air bag is communicated with an air compressor through a conduit; a flange is fixedly arranged on the top surface of the rubber air bag group; a damping plate is arranged on the flange; a spring is arranged in the rubber air bag group; one end of the spring is fixedly connected with the flange, and the other end of the spring is fixedly connected with the base; the handheld component is hinged with the base; the handheld assembly is provided with a control assembly for controlling the air compressor to inflate or exhaust the rubber air bag group; the control component is electrically connected with the air compressor; a connecting rod is arranged on the side surface of the base; the connecting rod is provided with a universal wheel. The jack of this application is convenient for more take and remove, and it is more convenient to use all to make the setting of universal wheel and handheld subassembly.

Description

Jack

Technical Field

The utility model relates to a mechanical equipment technical field, more specifically say, it relates to a jack.

Background

The jack is a rigid jacking piece used as a working device. 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 can be carried and operated by one person. However, once the existing jack is damaged, no safety device is used for protecting a user, a vehicle can collapse onto the user, irreparable accidents are caused, and the existing jack is complex in structure and poor in safety performance.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the utility model aims to provide a jack.

The above technical purpose of the present invention can be achieved by the following technical solutions: a jack comprises a base, a rubber air bag group, a handheld assembly and an air compressor for inflating and deflating the rubber air bag; the rubber air bag assembly is arranged on the base; the rubber air bag is communicated with the air compressor through a conduit; a flange is fixedly arranged on the top surface of the rubber air bag group; a damping plate is arranged on the flange; a spring is arranged in the rubber air bag group; the handheld assembly is hinged with the base; the handheld assembly is provided with a control assembly for controlling an air compressor to inflate or exhaust the rubber air bag group; the control assembly is electrically connected with the air compressor; a connecting rod is arranged on the side surface of the base; the connecting rod is provided with a universal wheel.

Optionally, a rubber pad is arranged on the bottom surface of the base.

Optionally, the rubber air bag group comprises a first air bag, a second air bag and a third air bag; the first air bag, the second air bag and the third air bag are fixedly connected from top to bottom in sequence; the first air bag is fixedly connected with the flange; the third air bag is fixedly connected with the base; a first through hole is formed in the first air bag; the first through hole is respectively communicated with the first air bag and the second air bag; a second through hole is formed in the third air bag; the second through hole is respectively communicated with the second air bag and the third air bag;

the spring comprises a first sub spring, a second sub spring and a third sub spring; the first sub-spring is arranged in the first air bag; the second sub-spring is arranged in the second air bag; the third sub-spring is disposed within the third air cell.

Optionally, a first pneumatic cut-off valve is arranged on the first through hole; and a second starting stop valve is arranged on the second through hole.

Optionally, a containing cavity is formed on the base; a partition plate for dividing the accommodating cavity into a first cavity and a second cavity is arranged in the accommodating cavity; a first accommodating device is detachably arranged in the first cavity; and a second accommodating device is arranged in the second cavity.

Optionally, a first guide rail is arranged on the side wall of the first cavity; a first pulley is arranged on the side wall of the first accommodating device; the first pulley is arranged on the first guide rail in a sliding manner;

a second guide rail is arranged on the side wall of the second cavity; a second pulley is arranged on the side wall of the second accommodating device; the second pulley is arranged on the second guide rail in a sliding mode.

Optionally, a plurality of reinforcing ribs are arranged on the side walls of the first cavity and the second cavity.

Optionally, a rubber handle sleeve is arranged on the outer side of the handheld assembly.

To sum up, the utility model discloses following beneficial effect has: the jack of this application is convenient for more take and remove, and it is more convenient to use all to make the setting of universal wheel and handheld subassembly. After the air compressor finishes inflating, need earlier to close first pneumatic trip valve and the pneumatic trip valve of second to make first gasbag, second gasbag and third gasbag each other not communicate with each other, make even one of them gasbag damages and lead to gas leakage, other two gasbags can not receive the influence yet, in order to play the effect of protection user.

Drawings

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

FIG. 2 is a schematic structural view of a rubber air bag unit in the present invention;

fig. 3 is a cross-sectional view a-a of fig. 2.

In the figure: 1. a base; 2. a handheld assembly; 3. a rubber air bag group; 31. a first air bag; 32. A second air bag; 33. a third air cell; 4. a second storage device; 5. a damper plate; 6. a spring; 61. a first sub-spring; 62. a second sub-spring; 63. a third sub-spring; 7. a control component; 8. a connecting rod; 9. a universal wheel; 10. a first pneumatic shut-off valve; 11. a second pneumatic cut-off valve; 12. a first storage device.

Detailed Description

In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced device or element must be in a particular orientation, constructed and operated, and therefore should not be construed as limiting the present invention.

The present invention will be described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1, the utility model provides a jack, which comprises a base 1, a rubber air bag group 3, a handheld component 2 and an air compressor for inflating and deflating the rubber air bag; the rubber air bag group 3 is arranged on the base 1. Rubber gasbag pass through the pipe with the air compressor machine is linked together, realizes inflating the gassing to rubber gasbag through the air compressor machine, and in practical application, this application still can set up the safety valve in the junction of pipeline and rubber gasbag to prevent, avoid causing the incident because operating pressure is too high. A flange is fixedly arranged on the top surface of the rubber air bag group 3; and a damping plate 5 is arranged on the flange to avoid the influence of the vibration of the vehicle on the jack. A spring 6 is arranged in the rubber air bag group 3; the handheld component 2 is hinged with the base 1; the handheld component 2 is provided with a control component 7 for controlling an air compressor to inflate or exhaust the rubber air bag group 3; the control assembly 7 is electrically connected with the air compressor, in practical application, an inflation switch and an deflation switch are adopted by the control assembly 7, and a user presses the inflation switch and the deflation switch to control the air compressor. In addition, the side surface of the base 1 is provided with a connecting rod 8; the universal wheels 9 are arranged on the connecting rods 8, when the universal wheel type water heater is used, the base 1 is supported on the ground, and the universal wheels 9 are located on the side faces of the base 1 and are not supported, so that the universal wheels 9 are prevented from being damaged. The jack of this application is convenient for take and remove more all to the setting of universal wheel 9 and handheld subassembly 2, and it is more convenient to use.

In this embodiment, other elastic structures than the spring 6 may be used as long as the same function and effect can be obtained.

In an alternative embodiment, a rubber pad is disposed on the bottom surface of the base 1 to increase the friction between the base 1 and the ground.

In an alternative embodiment of the rubber bladder set 3, the rubber bladder set 3 comprises a first bladder 31, a second bladder 32 and a third bladder 33; the first air bag 31, the second air bag 32 and the third air bag 33 are fixedly connected from top to bottom in sequence. In practice, the first airbag 31, the second airbag 32 and the third airbag 33 are bonded together by glue. The first air bag 31 is fixedly connected with the flange; the third air bag 33 is fixedly connected with the base 1; a first through hole is formed in the first air bag 31; the first through holes are respectively communicated with the first air bag 31 and the second air bag 32; a second through hole is formed in the third air bag 33; the second through holes are respectively communicated with the second air bag 32 and the third air bag 33, the first air bag 31 is inflated through an air compressor, the gas of the first air bag 31 enters the second air bag 32 through the second through holes, and the gas of the second air bag 32 enters the first air bag 31 through the first through holes.

In addition, the spring 6 includes a first sub-spring 61, a second sub-spring 62, and a third sub-spring 63; the first sub-spring 61 is arranged in the first air bag 31, and the first sub-spring 61 plays a role in supporting and limiting. The second sub-spring 62 is arranged in the second air bag 32, and the second sub-spring 62 plays a role in supporting and limiting. The third sub-spring 63 is arranged in the third air bag 33, and the third sub-spring 63 plays a role in supporting and limiting.

In order to improve the safety of the pneumatic cut-off valve, a first pneumatic cut-off valve 10 is arranged on the first through hole; and a second starting stop valve is arranged on the second through hole. When the air compressor inflates the first air bag 31, the second air bag 32 and the third air bag 33, the first pneumatic cut-off valve 10 and the second pneumatic cut-off valve 11 need to be opened first, so that the air compressor can inflate gas into the first air bag 31, the second air bag 32 and the third air bag 33, and the first air bag 31, the second air bag 32 and the third air bag 33 generate certain pressure to lift the automobile. After the air compressor finishes inflating, the first pneumatic stop valve 10 and the second pneumatic stop valve 11 need to be closed first, so that the first air bag 31, the second air bag 32 and the third air bag 33 are not communicated with each other, and even if one of the air bags is damaged to cause gas leakage, the other two air bags cannot be influenced, so that the user can be protected.

In order to make the jack more convenient, the base 1 is provided with a containing cavity; a partition plate for dividing the accommodating cavity into a first cavity and a second cavity is arranged in the accommodating cavity; a first containing device 12 is detachably arranged in the first cavity, and a second containing device 4 is arranged in the second cavity. In practical application, have better holding power for base 1, first cavity can not set up too big with the second cavity to first cavity all is used for placing small-size tools such as bolt, nut, screwdriver with the second cavity, so that rotate in thoroughly to the vehicle use user who maintains. The first storage device 12 and the second storage device 4 are both cabinet bodies, but of course, other storage structures may be used instead of the cabinet bodies, as long as the same function and effect can be achieved.

Specifically, the side wall of the first cavity is provided with a first guide rail; a first pulley is arranged on the side wall of the first accommodating device 12; the first pulley is slidably disposed on the first guide rail, so that the first storage device 12 can be pulled out and pushed back more conveniently.

A second guide rail is arranged on the side wall of the second cavity; a second pulley is arranged on the side wall of the second accommodating device 4; the second pulley is slidably disposed on the second guide rail, so that the first storage device 12 can be pulled out and pushed back more conveniently.

In an optional embodiment, because the first cavity and the second cavity are formed in the base 1, the strength of the base 1 is reduced, and therefore, a plurality of reinforcing ribs are arranged on the side walls of the first cavity and the second cavity, so that the strength of the base 1 is increased, and the base 1 is prevented from being deformed and damaged.

In an alternative embodiment, a rubber handle sleeve is provided on the outside of the hand-held assembly 2.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A jack is characterized by comprising a base, a rubber air bag group, a handheld assembly and an air compressor for inflating and deflating the rubber air bag; the rubber air bag assembly is arranged on the base; the rubber air bag is communicated with the air compressor through a conduit; a flange is fixedly arranged on the top surface of the rubber air bag group; a damping plate is arranged on the flange; a spring is arranged in the rubber air bag group; the handheld assembly is hinged with the base; the handheld assembly is provided with a control assembly for controlling an air compressor to inflate or exhaust the rubber air bag group; the control assembly is electrically connected with the air compressor; a connecting rod is arranged on the side surface of the base; the connecting rod is provided with a universal wheel.

2. A jack as claimed in claim 1 in which a rubber pad is provided on the underside of the base.

3. The jack of claim 1, wherein the set of rubber air bags comprises a first air bag, a second air bag and a third air bag; the first air bag, the second air bag and the third air bag are fixedly connected from top to bottom in sequence; the first air bag is fixedly connected with the flange; the third air bag is fixedly connected with the base; a first through hole is formed in the first air bag; the first through hole is respectively communicated with the first air bag and the second air bag; a second through hole is formed in the third air bag; the second through hole is respectively communicated with the second air bag and the third air bag;

4. A jack as claimed in claim 3 in which a first pneumatic trip valve is provided on the first through hole; and a second starting stop valve is arranged on the second through hole.

5. The jack of claim 1, wherein the base is provided with a containing cavity; a partition plate for dividing the accommodating cavity into a first cavity and a second cavity is arranged in the accommodating cavity; a first accommodating device is detachably arranged in the first cavity; and a second accommodating device is arranged in the second cavity.

6. A jack as claimed in claim 5 in which a first guide rail is provided on a side wall of the first cavity; a first pulley is arranged on the side wall of the first accommodating device; the first pulley is arranged on the first guide rail in a sliding manner;

7. A jack as claimed in claim 5 in which a plurality of reinforcing bars are provided on each of the side walls of the first and second cavities.

8. A jack as claimed in claim 3 in which a rubber handle sleeve is provided on the outside of the hand held assembly.