CN218665175U

CN218665175U - Jack for automobile maintenance

Info

Publication number: CN218665175U
Application number: CN202222856817.1U
Authority: CN
Inventors: 阮育君; 翁寅冬; 阮齐洪; 徐闰豪
Original assignee: Shanghai Ruohai Automobile Parts Co ltd
Current assignee: Shanghai Ruohai Automobile Parts Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-21
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a jack for auto repair relates to jack technical field, specifically is a jack for auto repair, which comprises an outer shell, the internally mounted of shell has the lead screw, threaded connection has been seted up to the surface of lead screw has the swivel nut, the top fixed mounting of swivel nut has the jacking cover, the top fixed mounting of jacking cover has the jacking piece, the top fixed mounting of lead screw has first helical gear, the side interlock of first helical gear has the second helical gear. This jack for auto repair can drive the rotation of second helical gear through rotating the bull stick, utilizes the second helical gear to drive first helical gear, utilizes first helical gear can drive the lead screw, utilizes the lead screw can drive the swivel nut and goes up and down, utilizes the swivel nut can drive the jacking cover and goes up and down, accomplishes the jacking to the car then, can the person of facilitating the use operate through setting up the bull stick in the top of jacking cover.

Description

Jack for automobile maintenance

Technical Field

The utility model relates to a jack technical field specifically is a jack for auto repair.

Background

The jack is light and small hoisting equipment which takes a rigid jacking piece as a working device and jacks a heavy object in a small stroke through a top bracket or a bottom supporting claw, is mainly used in departments of factories, mines, transportation and the like as vehicle repair and other hoisting, supporting and the like, has a light, firm, flexible and reliable structure, can be carried and operated by one person, is divided into a mechanical jack, a hydraulic jack and the like, has different principles, needs to be placed at a specified position when the jack is used, then the jack is driven, but at the moment, because the top of the jack is not contacted with a vehicle, the jack can shake in the jacking process to cause the deviation of the jacking position, and on the other hand, driving parts of a screw jack lifting column and a hydraulic jack lifting column are mostly in the middle part or the lower part of the middle part of the jack, when a user drives, certain interference can be generated when the ground is close to the driving position, or the waist bending amplitude is too large to cause the problem that the driving is difficult, and the jack for automobile maintenance is provided.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a jack for auto repair has solved the problem of proposing among the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a jack for auto repair, includes the shell, the internally mounted of shell has the lead screw, threaded connection has the swivel nut to be seted up to the surface of lead screw, the top fixed mounting of swivel nut has the jacking cover, the top fixed mounting of jacking cover has the jacking piece, the top fixed mounting of lead screw has first helical gear, the side interlock of first helical gear has the second helical gear, the side fixed mounting of second helical gear has the bull stick.

Optionally, the left side and the right side of the threaded sleeve are both fixedly provided with limiting rods, and sliding grooves matched with the limiting rods are formed in the shell.

Optionally, the right side of the jacking sleeve is provided with a yielding groove, and the yielding groove formed in the right side of the jacking sleeve is matched with the rotating rod.

Optionally, the bottom fixed mounting of jacking cover has the erection column, the fixed surface of erection column installs first fixed frame, the inboard movable mounting of first fixed frame has the supporting leg, the inside movable mounting of supporting leg has the drive post, the surface movable mounting of drive post has the support arm, the fixed frame of second is installed to the other end of support arm, the fixed frame fixed mounting of second is on the surface of erection column.

Optionally, a driving groove is formed in the middle of the supporting leg, and the four corners of the driving groove formed in the middle of the supporting leg are arc-shaped.

Optionally, the front end and the rear end of the driving column are fixedly provided with limiting blocks, and the diameter of each limiting block is larger than the width of the driving groove in the middle of the supporting leg.

The utility model provides a jack for auto repair possesses following beneficial effect:

1. this jack for auto repair can drive the rotation of second helical gear through rotating the bull stick, utilizes the second helical gear to drive first helical gear, utilizes first helical gear to drive the lead screw, utilizes the lead screw can drive the swivel nut and goes up and down, utilizes the swivel nut to drive the jacking cover and goes up and down, accomplishes the jacking to the car then, can the person of facilitating the use operate through setting up the bull stick in the top of jacking cover.

2. This jack for auto repair can support the shell through the supporting leg, and the stability that can effectual improvement shell avoids appearing the offset phenomenon when tentatively using, can play the supporting role to the supporting leg through the supporting arm, and the stability of shell is further strengthened to the support performance that can effectual improvement supporting leg.

Drawings

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

FIG. 2 is a schematic view of a three-dimensional structure of the jacking sleeve of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the screw sleeve of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the supporting leg of the present invention.

In the figure: 1. a housing; 2. a lead screw; 3. a threaded sleeve; 4. a limiting rod; 5. jacking sleeve; 6. jacking blocks; 7. a first helical gear; 8. a second helical gear; 9. a rotating rod; 10. a second fixed frame; 11. a first fixed frame; 12. supporting legs; 13. a drive column; 14. a limiting block; 15. a support arm; 16. and (6) mounting the column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 and fig. 3, the present invention provides a technical solution: the utility model provides a jack for auto repair, which comprises an outer shell 1, the internally mounted of shell 1 has lead screw 2, threaded connection has swivel nut 3 has been seted up to lead screw 2's surface, the equal fixed mounting in the left and right sides of swivel nut 3 has gag lever post 4, the spout with 4 looks adaptations of gag lever post is seted up to the inside of shell 1, it can be spacing to utilize gag lever post 4 to carry out swivel nut 3, avoid swivel nut 3 to appear rotating phenomenon at the lift in-process, and avoid jacking cover 5 to appear rotating phenomenon at the lift in-process, the top fixed mounting of swivel nut 3 has jacking cover 5, the inside of jacking cover 5 is hollow state, second helical gear 8 is in jacking cover 5's inside, can avoid second helical gear 8 to cause the interference to jacking cover 5 when the drive, jacking cover 5's top fixed mounting has jacking piece 6, lead screw 2's top fixed mounting has first helical gear 7, the side interlock of first helical gear 7 has second helical gear 8, the side fixed mounting of second helical gear 8 has bull stick 9, bull stick 9 runs through shell 1 and extends to the outside of shell 1, can make things convenient for the user to drive.

Referring to fig. 2, the right side of the jacking sleeve 5 is provided with an abdicating groove, and the abdicating groove formed on the right side of the jacking sleeve 5 is matched with the rotating rod 9, so that the jacking sleeve 5 can be smoothly lifted, and the rotating rod 9 is prevented from interfering the jacking sleeve 5.

Please refer to fig. 1 and fig. 4, the bottom fixed mounting of jacking cover 5 has erection column 16, the fixed surface of erection column 16 has first fixed frame 11, the inboard movable mounting of first fixed frame 11 has supporting leg 12, supporting leg 12 has threely, can support from the three direction of shell 1, make shell 1 more stable, the inside movable mounting of supporting leg 12 has drive post 13, equal fixed mounting in both ends has stopper 14 around drive post 13, stopper 14's diameter is greater than the width in the drive groove in the middle part of supporting leg 12, utilize stopper 14 to restrict drive post 13, avoid drive post 13 to break away from the inside drive groove of supporting leg 12, the wholeness of the device has been improved, the drive groove has been seted up at the middle part of supporting leg 12, the drive groove four corners department shape of seting up in the middle part of supporting leg 12 is the arc, can effectively reduce the frictional force that drive post 13 received when driving, and then reduce the wearing and tearing of drive post 13, improve the life of supporting leg 12 and drive post 13, the surface movable mounting of drive post 13 has support arm 15, the other end of support arm 10 of support arm 15 is installed to the fixed frame 10, the fixed mounting of second fixed mounting at the surface of erection column 16.

To sum up, this jack for auto repair, during the use, at first the user need strut support arm 15 and support supporting leg 12, utilize supporting leg 12 to support shell 1, then need rotate bull stick 9 and drive second helical gear 8 and rotate, utilize second helical gear 8 to drive first helical gear 7, utilize first helical gear 7 to drive lead screw 2, utilize lead screw 2 to drive swivel nut 3 and go up and down, utilize swivel nut 3 to drive jacking cover 5 and go up and down, then accomplish the jacking to the car, so can.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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 in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A jack for auto repair, includes shell (1), its characterized in that: the utility model discloses a lead screw structure, including shell (1), internally mounted has lead screw (2), threaded connection has barrel (3) to the surface of lead screw (2), the top fixed mounting of barrel (3) has jacking cover (5), the top fixed mounting of jacking cover (5) has jacking piece (6), the top fixed mounting of lead screw (2) has first helical gear (7), the side interlock of first helical gear (7) has second helical gear (8), the side fixed mounting of second helical gear (8) has bull stick (9).

2. A jack for vehicle maintenance as claimed in claim 1, wherein: the equal fixed mounting in the left and right sides of swivel nut (3) has gag lever post (4), the spout with gag lever post (4) looks adaptation is seted up to the inside of shell (1).

3. The jack for vehicle maintenance according to claim 1, wherein: the right side of the jacking sleeve (5) is provided with a abdication groove, and the abdication groove arranged on the right side of the jacking sleeve (5) is matched with the rotating rod (9).

4. A jack for vehicle maintenance as claimed in claim 1, wherein: the bottom fixed mounting of jacking cover (5) has erection column (16), the fixed surface of erection column (16) installs first fixed frame (11), the inboard movable mounting of first fixed frame (11) has supporting leg (12), the inside movable mounting of supporting leg (12) has drive column (13), the surface movable mounting of drive column (13) has support arm (15), the fixed frame of second (10) is installed to the other end of support arm (15), the fixed frame of second (10) fixed mounting is on the surface of erection column (16).

5. The jack for vehicle maintenance according to claim 4, wherein: the middle part of the supporting leg (12) is provided with a driving groove, and the four corners of the driving groove formed in the middle part of the supporting leg (12) are arc-shaped.

6. The jack for vehicle maintenance according to claim 4, wherein: the front end and the rear end of the driving column (13) are fixedly provided with limit blocks (14), and the diameter of each limit block (14) is larger than the width of a driving groove in the middle of each supporting leg (12).