CN210366797U - Horizontal jack with safety self-locking function - Google Patents
Horizontal jack with safety self-locking function Download PDFInfo
- Publication number
- CN210366797U CN210366797U CN201920641659.3U CN201920641659U CN210366797U CN 210366797 U CN210366797 U CN 210366797U CN 201920641659 U CN201920641659 U CN 201920641659U CN 210366797 U CN210366797 U CN 210366797U
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- Prior art keywords
- self
- jack
- locking
- pawl
- auto
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- 244000208734 Pisonia aculeata Species 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Abstract
The utility model discloses a horizontal jack with safe self-locking function, which comprises a jack base, a hydraulic component, a crane jib, a tray, a movable rod, a self-locking device, a front wheel and a rear wheel 8, wherein one end of the crane jib is hinged with the jack base, the hydraulic component capable of supporting the crane jib to move is arranged in the jack base, one end of the hydraulic component, which is close to the hinged joint of the jack base and the crane jib, is provided with the movable rod capable of controlling the hydraulic component, the movable rod is detachably connected with the hydraulic component, the crane jib is provided with the tray, the self-locking device is arranged between the jack base and the crane jib and is arranged at one end between the jack base and the crane jib, which is far away from the movable rod, the self-locking device is arranged between the jack base and the crane jib, so that the crane jib of the jack can be self-locked when the jack is jacked, prevent the jib loading boom from falling suddenly, improve the security.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of jack, especially horizontal jack's technical field.
[ background of the invention ]
The jack is a light and small lifting device which uses a rigid lifting piece as a working device and lifts a heavy object in a stroke through a top bracket or a bottom supporting claw. 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, the lifting jack can be carried and operated by one person, the horizontal lifting jack is one of the lifting jacks and is mainly used for the technical field of vehicle maintenance and the like, the lifting jack can be exploded or damaged in the using process due to the fact that the dead weight of a vehicle is heavy, once the lifting jack is damaged in the using process, the vehicle above the lifting jack can fall down rapidly, and the lifting jack is very dangerous and very easy to cause accidents.
[ Utility model ] content
The utility model aims at solving the problem among the prior art, provide a horizontal jack with safe self-locking function, can carry out the auto-lock to the jib loading boom of jack when the jack is jacked, prevent that the jib loading boom from falling suddenly, improve the security.
In order to realize the above purpose, the utility model provides a horizontal jack with safe self-locking function, including jack base, hydraulic assembly, jib loading boom, tray, movable rod, self-lock device, front wheel, rear wheel 8, jib loading boom one end articulated with the jack base, the jack base in be equipped with the hydraulic assembly that can support the jib loading boom activity, hydraulic assembly on be close to the one end of jack base and jib loading boom pin joint and be equipped with the movable rod that can control hydraulic assembly the movable rod can be dismantled with hydraulic assembly and be connected, the jib loading boom on be equipped with the tray, jack base and jib loading boom between be equipped with self-lock device, self-lock device locate the one end of keeping away from the movable rod between jack base and the jib loading boom.
Preferably, self-locking device include first support arm, second support arm, hinge bar, from locking lever, auto-lock pawl fixing base, first support arm lower extreme articulated with the jack base, second support arm upper end articulated with the tray lower extreme, first support arm and second support arm between articulated through the hinge bar, the hinge bar on be equipped with can with auto-lock lever complex through-hole, the auto-lock lever pass from the through-hole centre, the auto-lock lever other end articulated with the jack base, the auto-lock lever upper end evenly be equipped with a plurality of can with auto-lock pawl complex ratchet, hinge bar upper end fixedly connected with auto-lock pawl fixing base, auto-lock pawl fixing base upper end be equipped with the auto-lock pawl, the auto-lock pawl articulated with auto-lock pawl fixing base.
Preferably, a pull-back spring is arranged between the self-locking pawl and the hinge rod.
Preferably, a pawl fixing hook which can be matched with the self-locking pawl is arranged at the upper end of the hinged rod in the direction close to the tail end of the self-locking pawl, the pawl fixing hook is hinged with the upper end of the hinged rod, and when the pawl fixing hook is matched with the self-locking pawl, the matching between the self-locking pawl and the ratchet is loosened.
Preferably, the front wheel comprises a front wheel fixing piece and a universal wheel, the front wheel fixing piece is connected with the side edge of the jack base in a welding mode, and the universal wheel is arranged at the lower end of the front wheel fixing piece.
The utility model relates to a horizontal jack's beneficial effect with safe self-locking function: the utility model discloses a set up self-lock device between jack base and the jib loading boom, can carry out the auto-lock to the jib loading boom of jack when jack-up, prevent that the jib loading boom from falling suddenly, improve the security.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural view of a horizontal jack with a safety self-locking function according to the present invention;
fig. 2 is a schematic structural view of a self-locking device of a horizontal jack with a safety self-locking function according to the present invention;
fig. 3 is an enlarged schematic view of a portion a-a in fig. 2.
In the figure: 1-a jack base, 2-a hydraulic component, 3-a cargo boom, 4-a tray, 5-a movable rod, 6-a self-locking device, 7-a front wheel, 8-a rear wheel, 61-a first supporting arm, 62-a second supporting arm, 63-a hinged rod, 64-a self-locking rod, 65-a self-locking pawl, 66-a self-locking pawl fixing seat, 67-a pullback spring, 68-a pawl fixing hook, 71-a front wheel fixing part, 72-a universal wheel, 631-a through hole and 641-a ratchet.
[ detailed description ] embodiments
Referring to fig. 1, 2 and 3, the present invention relates to a horizontal jack with a safety self-locking function, which comprises a jack base 1, a hydraulic assembly 2, a boom 3, a tray 4, a movable rod 5, a self-locking device 6, a front wheel 7 and a rear wheel 8, wherein one end of the boom 3 is hinged to the jack base 1, the hydraulic assembly 2 capable of supporting the boom 3 is arranged in the jack base 1, the movable rod 5 capable of controlling the movable rod 5 of the hydraulic assembly 2 is arranged at one end of the hydraulic assembly 2 close to the hinged point of the jack base 1 and the boom 3, the movable rod 5 is detachably connected to the hydraulic assembly 2, the tray 4 is arranged on the boom 3, the self-locking device 6 is arranged between the jack base 1 and the boom 3, the self-locking device 6 is arranged at one end of the jack base 1 and the boom 3 far from the movable rod 5, self-lock device 6 include first support arm 61, second support arm 62, articulated rod 63, self-locking lever 64, auto-lock pawl 65, auto-lock pawl fixing base 66, first support arm 61 lower extreme articulated with jack base 1, second support arm 62 upper end articulated with tray 4 lower extreme, first support arm 61 and second support arm 62 between articulated through articulated rod 63, articulated rod 63 on be equipped with can with auto-lock lever 64 complex through-hole 631, auto-lock lever 64 pass from the middle of through-hole 631, the auto-lock lever 64 other end articulated with jack base 1, auto-lock lever 64 upper end evenly be equipped with a plurality of can with auto-lock pawl 65 complex ratchet 641, articulated rod 63 upper end fixedly connected with auto-lock pawl fixing base 66, auto-lock pawl fixing base 66 upper end be equipped with auto-lock pawl 65, auto-lock pawl 65 articulated with auto-lock pawl fixing base 66, the self-locking device is characterized in that a pull-back spring 67 is arranged between the self-locking pawl 65 and the hinge rod 63, a pawl fixing hook 68 capable of being matched with the self-locking pawl 65 is arranged at the upper end of the hinge rod 63 in the direction close to the tail end of the self-locking pawl 65, the pawl fixing hook 68 is hinged to the upper end of the hinge rod 63, when the pawl fixing hook 68 is matched with the self-locking pawl 65, the self-locking pawl 65 and the ratchet 641 are loosened in matching, the front wheel 7 comprises a front wheel fixing piece 71 and a universal wheel 72, the front wheel fixing piece 71 is connected with the side edge of the jack base 1 in a welding mode, and the universal wheel 72 is arranged at the lower end of the.
The utility model discloses the working process:
the utility model relates to a horizontal jack with safe self-locking function is at the working process, aim at vehicle chassis with tray 4, through waveing movable rod 5 control hydraulic assembly 2, hydraulic assembly 2 supports jib 3 and rises, along with the rise of jib loading boom 3, self-locking device 6's self-locking lever 64 can be fixed jib loading boom 3 with self-locking pawl 65 cooperation, jib loading boom 3 can't fall down, when needs put down jib loading boom 3, it is fixed with the afterbody of self-locking pawl 64 through pawl fixed hook 68, self-locking pawl 65 and the cooperation between the self-locking lever 64 loosen, open hydraulic assembly 2 relief valve, can fall down the jib loading boom.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (5)
1. The utility model provides a horizontal jack with safe self-locking function which characterized in that: comprises a jack base (1), a hydraulic component (2), a cargo boom (3), a tray (4), a movable rod (5), a self-locking device (6), a front wheel (7) and a rear wheel (8), one end of the cargo boom (3) is hinged with the jack base (1), a hydraulic component (2) capable of supporting the cargo boom (3) to move is arranged in the jack base (1), one end of the hydraulic component (2) close to the hinged point of the jack base (1) and the crane boom (3) is provided with a movable rod (5) capable of controlling the hydraulic component (2), the movable rod (5) is detachably connected with the hydraulic component (2), a tray (4) is arranged on the lifting arm (3), a self-locking device (6) is arranged between the lifting jack base (1) and the lifting arm (3), the self-locking device (6) is arranged at one end, far away from the movable rod (5), between the jack base (1) and the crane boom (3).
2. The horizontal jack with the safety self-locking function as claimed in claim 1, wherein: self-lock device (6) include first support arm (61), second support arm (62), articulated rod (63), from locking lever (64), auto-lock pawl (65), auto-lock pawl fixing base (66), first support arm (61) lower extreme articulated with jack base (1), second support arm (62) upper end articulated with tray (4) lower extreme, first support arm (61) and second support arm (62) between articulated through articulated rod (63), articulated rod (63) on be equipped with can with auto-lock lever (64) complex through-hole (631), auto-lock lever (64) pass from the centre of through-hole (631), the auto-lock lever (64) other end articulated with jack base (1), auto-lock lever (64) upper end evenly be equipped with a plurality of can with auto-lock pawl (65) complex ratchet (641), articulated rod (63) upper end fixedly connected with auto-lock pawl fixing base (66), the upper end of the self-locking pawl fixing seat (66) is provided with a self-locking pawl (65), and the self-locking pawl (65) is hinged with the self-locking pawl fixing seat (66).
3. The horizontal jack with the safety self-locking function as claimed in claim 2, wherein: and a pull-back spring (67) is arranged between the self-locking pawl (65) and the hinge rod (63).
4. The horizontal jack with the safety self-locking function as claimed in claim 2, wherein: the upper end of the hinged rod (63) is provided with a pawl fixing hook (68) which can be matched with the self-locking pawl (65) in the direction close to the tail end of the self-locking pawl (65), the pawl fixing hook (68) is hinged to the upper end of the hinged rod (63), and when the pawl fixing hook (68) is matched with the self-locking pawl (65), the matching between the self-locking pawl (65) and the ratchet (641) is loosened.
5. The horizontal jack with the safety self-locking function as claimed in claim 1, wherein: the front wheel (7) comprises a front wheel fixing piece (71) and universal wheels (72), the front wheel fixing piece (71) is connected with the side edge of the jack base (1) in a welding mode, and the universal wheels (72) are arranged at the lower end of the front wheel fixing piece (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920641659.3U CN210366797U (en) | 2019-05-07 | 2019-05-07 | Horizontal jack with safety self-locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920641659.3U CN210366797U (en) | 2019-05-07 | 2019-05-07 | Horizontal jack with safety self-locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210366797U true CN210366797U (en) | 2020-04-21 |
Family
ID=70259372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920641659.3U Expired - Fee Related CN210366797U (en) | 2019-05-07 | 2019-05-07 | Horizontal jack with safety self-locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210366797U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110002356A (en) * | 2019-05-07 | 2019-07-12 | 嘉兴金诚汽配科技有限公司 | A kind of Horizontal jack with safe self-locking function |
-
2019
- 2019-05-07 CN CN201920641659.3U patent/CN210366797U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110002356A (en) * | 2019-05-07 | 2019-07-12 | 嘉兴金诚汽配科技有限公司 | A kind of Horizontal jack with safe self-locking function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 |