CN210214711U - Jack with lifting support platform - Google Patents
Jack with lifting support platform Download PDFInfo
- Publication number
- CN210214711U CN210214711U CN201921251985.XU CN201921251985U CN210214711U CN 210214711 U CN210214711 U CN 210214711U CN 201921251985 U CN201921251985 U CN 201921251985U CN 210214711 U CN210214711 U CN 210214711U
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- supporting platform
- jack
- platform
- bolt
- locking
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Abstract
The utility model discloses a take lift supporting platform's jack, including the jack body, jack body top is fixed with a main supporting platform, main tributary supporting platform front side slides and is provided with an auxiliary supporting platform, main tributary supporting platform middle part is opened has the spout of a vertical extension, be fixed with a bolt on the auxiliary supporting platform, the bolt is in the spout of main supporting platform is worn backward in the past, the bolt can slide from top to bottom in the spout, it is equipped with a gear to rotate the cover on the bolt, the fixed vertical rack that is provided with of main tributary supporting platform front side, wheel and rack mesh mutually, upwards promote auxiliary supporting platform, make the bolt upwards slide in the spout, the gear rotates under the effect with rack matched with simultaneously, and through locking mechanical system locking gear, realize the location to auxiliary supporting platform on the direction of height. Compared with the prior art, the utility model has the following advantages: the application range of the jack is expanded.
Description
Technical Field
The utility model relates to a mechanical auxiliary tool, concretely relates to take lift supporting platform's jack.
Background
With the development of times and the increase of labor cost and expense, more and more jacks are used in daily production and life. When the existing jack is used, the contact surface of the upper end face of the jack is small, so that the phenomena of equipment or component contact surface sinking, collapse, damage, jack upper end face damage and the like can be caused frequently. If special-shaped equipment or components need to use the jack, the existing jack cannot be used due to the fact that the end face is not changeable.
In addition, when equipment or components need to be disassembled and transported, the existing jack cannot be moved, so that the equipment or the components need to be transported by manpower, and the manpower cost is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a take lift supporting platform's jack to enlarge the application range of jack.
The utility model discloses a realize through following technical scheme:
a jack with a lifting support platform comprises a jack body, a main support platform is fixed on the top of the jack body, the front side of the main supporting platform is provided with an auxiliary supporting platform in a sliding way, the middle part of the main supporting platform is provided with a sliding chute extending vertically, a bolt is fixed on the auxiliary supporting platform, the bolt penetrates into the sliding groove of the main supporting platform from front to back, the bolt can slide up and down in the sliding groove, a gear is rotatably sleeved on the bolt, a vertical rack is fixedly arranged at the front side of the main supporting platform, the gear is meshed with the rack and pushes the auxiliary supporting platform upwards to enable the bolt to slide upwards in the sliding chute, meanwhile, the gear rotates under the action of matching with the rack, and the gear is locked through the locking mechanism, so that the auxiliary supporting platform is positioned in the height direction.
Further, locking mechanical system includes locking ring, first locking lever, second locking lever, the locking ring is located gear front side and empty cover on the bolt, the articulated upper end of first locking lever of one side of locking ring, the lower extreme of first locking lever is articulated through articulated axle with the upper end of second locking lever, second locking lever lower extreme articulates at supplementary supporting platform inboard, just second locking lever lower extreme right side is equipped with a trip, supplementary supporting platform inboard still is equipped with a reset spring, reset spring's left end is connected at supplementary supporting platform inboard, reset spring's right-hand member is connected on the articulated shaft, through reset spring pulling articulated shaft for the trip of second locking lever just in time catches on the teeth of a gear, makes the gear can not rotate, realizes the location of supplementary supporting platform in the direction of height.
Furthermore, the bottom of the jack body is fixed on a moving platform, and four wheels are arranged at the bottom of the moving platform.
Furthermore, the top end face of the main supporting platform comprises an arc surface section located in the middle and plane sections located at the left end and the right end, and the top end face of the auxiliary supporting platform is an arc surface.
Furthermore, the left side and the right side of the main supporting platform are respectively provided with a vertical guide rail, the left end and the right end of the auxiliary supporting platform are provided with side plates extending backwards, and the inner sides of the two side plates of the auxiliary supporting platform are provided with guide grooves in sliding fit with the vertical guide rails.
Compared with the prior art, the utility model has the following advantages:
the utility model provides a pair of take lift supporting platform's jack, it is fixed with a main tributary supporting platform at jack body top, has increased the area of contact of jack and equipment, still is equipped with the supplementary supporting platform that can slide from top to bottom and fix a position simultaneously in main tributary supporting platform front side, even also can be suitable for to heterotypic equipment, application scope is wide. In addition, this jack body bottom is fixed on moving platform for the jack can horizontal migration, is applicable to and uses under the multiple environment, has improved work efficiency, has alleviateed intensity of labour.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a plan view of the present invention.
Fig. 3 is a side view of the present invention.
Fig. 4 is a schematic structural view of the locking mechanism of the present invention.
Reference numbers in the figures: the jack comprises a jack body 1, a moving platform 2, wheels 3, a main supporting platform 4, a vertical guide rail 41, a sliding chute 42, an auxiliary supporting platform 5, a bolt 51, a side plate 52, a gear 6, a rack 7, a locking mechanism 8, a locking ring 81, a first locking rod 82, a second locking rod 83, an articulated shaft 84, a pin 85, a hook 86 and a return spring 87.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Referring to fig. 1 to 4, the embodiment discloses a jack with a lifting support platform, which comprises a jack body 1, wherein the bottom of the jack body 1 is fixed on a moving platform 2, four wheels 3 are arranged at the bottom of the moving platform 2, and the jack can move in a horizontal plane through the wheels 3.
The top of the jack body 1 is fixed with a main supporting platform 4, an auxiliary supporting platform 5 is arranged in a sliding mode in front of the main supporting platform 4, vertical guide rails 41 are arranged on the left side and the right side of the main supporting platform 4 respectively, side plates 52 extending backwards are arranged at the left end and the right end of the auxiliary supporting platform 5, and guide grooves in sliding fit with the vertical guide rails 41 are arranged on the inner sides of the two side plates 52 of the auxiliary supporting platform 5. The top end face of the main supporting platform 4 comprises an arc surface section located in the middle and plane sections located at the left end and the right end, and the top end face of the auxiliary supporting platform 5 is an arc surface.
The middle part of the main supporting platform 4 is provided with a sliding groove 42 extending vertically, a bolt 51 is fixed on the auxiliary supporting platform 5, the bolt 51 penetrates into the sliding groove 42 of the main supporting platform 4 from front to back, the bolt 51 can slide up and down in the sliding groove 42, the bolt 51 is sleeved with a gear 6 in a rotating mode, a vertical rack 7 is fixedly arranged on the front side of the main supporting platform 4, the gear 6 is meshed with the rack 7, the auxiliary supporting platform 5 is pushed upwards, the bolt 51 slides upwards in the sliding groove 42, meanwhile, the gear 6 rotates under the action matched with the rack 7, the gear 6 is locked through the locking mechanism 8, and positioning of the auxiliary supporting platform 5 in the height direction is achieved.
Specifically, the locking mechanism 8 includes a locking ring 81, a first locking rod 82, and a second locking rod 83, the locking ring 81 is located at the front side of the gear 6 and is loosely sleeved on the bolt 51, one side of the locking ring 81 is hinged to the upper end of the first locking rod 82, the lower end of the first locking rod 82 is hinged to the upper end of the second locking rod 83 through a hinge shaft 84, the lower end of the second locking rod 83 is hinged to the inside of the auxiliary support platform 5 through a pin 85, and the pin 85 is fixed to the inside of the auxiliary support platform 5. And a hook 86 is arranged on the right side of the lower end of the second locking rod 83, a return spring 87 is further arranged on the inner side of the auxiliary supporting platform 5, the left end of the return spring 87 is connected to the inner side of the auxiliary supporting platform 5, the right end of the return spring 87 is connected to the hinge shaft 84, and the hinge shaft 84 is pulled through the return spring 87, so that the hook 86 of the second locking rod 83 just hooks the teeth of the gear 6, the gear 6 cannot rotate, and the auxiliary supporting platform 5 is positioned in the height direction.
In a natural state, due to the pulling force of the return spring 87, the return spring 87 of the locking mechanism 8 pulls the hinge shaft 84, so that the hook 86 of the second locking lever 83 just hooks the teeth of the gear 6, and the gear 6 cannot rotate. When the auxiliary supporting platform 5 needs to be moved, the locking ring 81 is rotated counterclockwise, so that the return spring 87 is stretched, meanwhile, the second locking rod 83 rotates clockwise for an angle around the pin 85, so that the hook 86 at the lower end of the second locking rod 83 is disengaged from the teeth of the gear 6, the locking is released, the auxiliary supporting platform 5 can be moved at the moment, when the auxiliary supporting platform is moved to a required height position, the locking ring 81 is loosened, the return spring 87 retracts, the hinge shaft 84 is pulled leftwards, the second locking rod 83 returns, so that the hook 86 of the second locking rod 83 hooks the teeth of the gear 6, the gear 6 is locked, and the auxiliary supporting platform 5 is positioned at the height position.
When in use, the jack is pushed to a use site, and equipment is jacked up through the upper end face of the main supporting platform 4 of the jack. If the equipment is special-shaped equipment, the auxiliary supporting platform 5 can be pushed to move upwards to a proper position, the gear 6 is locked through the locking mechanism 8, the auxiliary supporting platform 5 is positioned in the height direction, and then the special-shaped equipment is jacked up through the main supporting platform 4 and the auxiliary supporting platform 5 together. The jack can effectively increase the contact area with equipment, and avoids the phenomena of equipment contact surface depression, collapse, damage or jack top end surface damage and the like caused by small contact surface.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a take lift supporting platform's jack, includes the jack body, its characterized in that: the jack body top is fixed with a main supporting platform, the main supporting platform front side slides and is provided with an auxiliary supporting platform, open main supporting platform middle part has a vertical extension's spout, be fixed with a bolt on the auxiliary supporting platform, in the spout of main supporting platform was worn backward in the past to the bolt, the bolt can slide from top to bottom in the spout, it is equipped with a gear to rotate the cover on the bolt, the fixed vertical rack that is provided with in main supporting platform front side, wheel and rack mesh upwards promotes auxiliary supporting platform for the bolt upwards slides in the spout, and the gear rotates under the effect with rack matched with simultaneously to through locking mechanism locking gear, realize the location of auxiliary supporting platform on the direction of height.
2. The jack with lifting support platform of claim 1, wherein: locking mechanical system includes locking ring, first locking pole, second locking lever, the locking ring is located gear front side and empty cover on the bolt, the articulated upper end of first locking pole of one side of locking ring, the lower extreme of first locking pole is articulated through articulated axle with the upper end of second locking lever, second locking lever lower extreme articulates at supplementary supporting platform inboard, just second locking lever lower extreme right side is equipped with a trip, supplementary supporting platform inboard still is equipped with a reset spring, reset spring's left end is connected at supplementary supporting platform inboard, reset spring's right-hand member is connected on the articulated shaft, through reset spring pulling articulated shaft for the trip of second locking lever just in time catches on the teeth of a gear, makes the gear can not rotate, realizes the location of supplementary supporting platform in the direction of height.
3. The jack with lifting support platform of claim 1, wherein: the bottom of the jack body is fixed on a moving platform, and four wheels are arranged at the bottom of the moving platform.
4. The jack with lifting support platform of claim 1, wherein: the top end face of the main supporting platform comprises an arc surface section located in the middle and plane sections located at the left end and the right end, and the top end face of the auxiliary supporting platform is an arc surface.
5. The jack with lifting support platform of claim 1, wherein: the main tributary supporting platform left and right sides is equipped with vertical guide rail respectively, both ends are equipped with the curb plate that extends backward about the auxiliary stay platform, two curb plate inboards of auxiliary stay platform are equipped with the guide slot with vertical guide rail looks sliding fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921251985.XU CN210214711U (en) | 2019-08-02 | 2019-08-02 | Jack with lifting support platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921251985.XU CN210214711U (en) | 2019-08-02 | 2019-08-02 | Jack with lifting support platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210214711U true CN210214711U (en) | 2020-03-31 |
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ID=69918139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921251985.XU Active CN210214711U (en) | 2019-08-02 | 2019-08-02 | Jack with lifting support platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210214711U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111498732A (en) * | 2020-04-21 | 2020-08-07 | 新石器慧通（北京）科技有限公司 | Mobile assistance device and unmanned assistance system |
-
2019
- 2019-08-02 CN CN201921251985.XU patent/CN210214711U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111498732A (en) * | 2020-04-21 | 2020-08-07 | 新石器慧通（北京）科技有限公司 | Mobile assistance device and unmanned assistance system |
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