CN113292004B - Easy-to-machine and self-adaptive jack - Google Patents
Easy-to-machine and self-adaptive jack Download PDFInfo
- Publication number
- CN113292004B CN113292004B CN202110737110.6A CN202110737110A CN113292004B CN 113292004 B CN113292004 B CN 113292004B CN 202110737110 A CN202110737110 A CN 202110737110A CN 113292004 B CN113292004 B CN 113292004B
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- rod
- block
- jack body
- bevel gear
- jack
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F5/00—Mobile jacks of the garage type mounted on wheels or rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F5/00—Mobile jacks of the garage type mounted on wheels or rollers
- B66F5/02—Mobile jacks of the garage type mounted on wheels or rollers with mechanical lifting gear
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention relates to the technical field of jacks, in particular to a jack which is easy to process and self-adaptive. The utility model provides an easy processing and self-adaptation's jack, includes jack body, installation axle, footboard, stopper, pressure-bearing piece, dead lever, block piece and dwang, the surface of jack body rotates and is connected with rear wheel and front wheel, and the upper surface of jack body rotates and is connected with the installation axle, and the surface welded fastening of jack body has the fixed block, the surperficial rotation of jack body is connected with actuating mechanism, and actuating mechanism's surface meshing is connected with the ejector pin. The beneficial effects of the invention are: the device can also make the bearing block increase the area of contact of whole device and ground through actuating mechanism's rotation to when making the use of whole device more stable, can improve the life of whole device relatively, through the transmission moreover, can make whole device at the during operation, it is automatic with front wheel and rear wheel locking, improved the security of whole device.
Description
Technical Field
The invention relates to the technical field of jacks, in particular to a jack which is easy to process and self-adaptive.
Background
The vehicle is in the use, and some faults can inevitably appear, when the trouble that can't go on appears temporarily, need people to carry out the maintenance temporarily, because the vehicle is heavier, need use the jack with vehicle jack-up this moment, and some current jacks still have some deficiencies when using, for example:
some current jacks, initial angle is fixed during the use, and makes the degree of difficulty big, and the axle on the jib has to weld the angle correct, otherwise initial angle can be unreasonable, and when using, need the staff manual to fix the wheel, increased the operating procedure of whole device, when jack is carried out the jack simultaneously, owing to only rely on four wheels to support, make the area of contact of whole device and ground little, make the condition that the damage appears in whole device easily.
Disclosure of Invention
The invention provides a self-adaptive jack easy to process aiming at the technical problems in the prior art, and aims to solve the problems that the initial angle of the existing jack is fixed when the existing jack is used, the manufacturing difficulty is high, the welding angle of a shaft on a crane boom is correct, otherwise the initial angle is unreasonable, and in addition, a worker is required to fix wheels manually when the existing jack is used, so that the operation steps of the whole device are increased, and meanwhile, when the jack is jacked, the whole device is small in contact area with the ground due to the fact that only four wheels are used for supporting, and the whole device is easy to damage.
The technical scheme for solving the technical problems is as follows: the utility model provides an easy processing and self-adaptation's jack, includes jack body, installation axle, footboard, stopper, pressure-bearing piece, dead lever, block piece and dwang, the surface of jack body rotates and is connected with rear wheel and front wheel, and the upper surface of jack body rotates and is connected with the installation axle, and the surface welded fastening of jack body has the fixed block, the surperficial rotation of jack body is connected with actuating mechanism, and actuating mechanism's surface meshing is connected with the ejector pin.
The invention has the beneficial effects that:
1) the jack which is easy to machine and self-adaptive has better cleaning efficiency, and the initial angle can be adjusted at will when the jack is used through the ratchet wheel clamping structure between the installation shaft and the pedal, and the shaft on the crane boom does not need to be fixed in angle when being welded, so that the machining difficulty is reduced, meanwhile, the whole device is more convenient to use, and the pedal can be stably kept in a pressing state through screwing up the limiting block, so that the jack body is safer when in use;
2) the easily-machined and self-adaptive jack is compressed through the connecting rod, so that the connecting rod rotates through the rotating shaft, the sliding block is further pushed, the length of the extending block is adjusted, the size of the whole device can be adjusted according to the width of bearing beams of the vehicle chassis when the whole device is used, the use limitation of the whole device is reduced, meanwhile, under the recovery deformation of the second spring and the limitation of the guide rod, the contact area between the whole device and the ground can be increased through the bearing block, the pressure applied to the whole device is more uniformly dispersed, and the service life of the whole device is prolonged;
3) the device is through the rotation of drive belt, first conical gear, conical gear connecting rod, second conical gear, third conical gear at the in-process that uses, can make block piece and bracing piece inlay the block together to make and can not rotate with rear wheel and front wheel rotating shaft end welded dead lever, and then the jack body is when using, can automatic fixation front wheel and rear wheel, thereby improved the security of whole device, reduced accident's emergence.
On the basis of the technical scheme, the invention can be further improved as follows:
further, the installation axle and the footboard constitute ratchet structure, and the footboard passes through the stopper and constitutes thread tightening structure with the fixed block, the inside welded fastening of ejector pin has first spring, and the upper end welded fastening of first spring links up the pole, and the upper end welded fastening of ejector pin has the dish of accepting.
The beneficial effect who adopts above-mentioned further scheme is that, can reduce the degree of difficulty that the jack body was processed, also can adjust the angle of footboard wantonly simultaneously.
Furthermore, the sliding tray has been seted up to the upper surface of accepting the dish, and the inside sliding connection of sliding tray has the sliding block, and the rotating-structure is constituteed through axis of rotation and connecting rod to the sliding block, the rotating-structure is constituteed through axis of rotation and linking pole to the connecting rod, the outer surface welded fastening of sliding block is connected with extends the piece, actuating mechanism's outer surface welded fastening has a bevel gear.
Adopt above-mentioned further scheme's beneficial effect to be, can make whole device adjust fixed area to make the use limitation of whole device reduce.
Furthermore, first bevel gear is connected with the bevel gear connecting rod in a meshed mode, the bevel gear connecting rod and the jack body form a rotating structure, a guide rod is fixed to the lower surface of the jack body in a welded mode, the guide rod and a bearing block form a sliding structure through a clamping groove, the bearing block is in threaded connection with a driving mechanism through the clamping groove, the outer surface of the driving mechanism is connected with a transmission belt in a meshed mode, the bearing block and the jack body form an elastic structure through a second spring, and a fixing rod is fixed to the outer surface of the front wheel in a welded mode.
The beneficial effect who adopts above-mentioned further scheme is, can make the area of contact of whole device and ground increase, and then make the pressurized of whole device more even.
Furthermore, the outer surface of the fixed rod is connected with a clamping block in a sliding manner, a third spring is welded and fixed inside the clamping block, the clamping block is elastically connected with the fixed rod through the third spring, the tail end of the clamping block is arc-shaped, the clamping block is connected with a support rod in an embedding manner through a support groove, the support rod is connected with a drive rod in a threaded manner, the drive rod forms a transmission structure through a transmission belt and a drive mechanism, the support rod and the jack body form a sliding structure through a connection groove, the conical gear connecting rod is connected with a second conical gear in a meshing manner, the second conical gear is distributed in central symmetry about the central axis of the jack body, a connecting shaft is welded and fixed on the outer surface of the second conical gear, a third conical gear is welded and fixed at the tail end of the connecting shaft, and a rotating rod is welded and fixed on the lower surface of the third conical gear, the dwang is central symmetry about the axis of jack body and distributes, and the screw thread on 2 groups of dwangs is turned to opposite, and the connected mode between dwang and the bracing piece is threaded connection.
Adopt above-mentioned further scheme's beneficial effect be, can be through whole device during operation, lock front wheel and rear wheel automatically, and then make whole device when using, safer.
Drawings
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic perspective view of the pedal of the present invention;
FIG. 3 is a front cross-sectional structural view of the tray of the present invention;
FIG. 4 is a top sectional view of the bearing plate of the present invention;
FIG. 5 is a front cross-sectional structural view of the front wheel of the present invention;
FIG. 6 is an enlarged schematic view of the structure at A in FIG. 5 according to the present invention;
FIG. 7 is a front cross-sectional schematic view of the rear wheel of the present invention;
fig. 8 is an enlarged view of the structure at B in fig. 7 according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the jack comprises a jack body, 2, rear wheels, 3, front wheels, 4, a mounting shaft, 5, a fixing block, 6, pedals, 7, a limiting block, 8, a driving mechanism, 9, a push rod, 10, a bearing disc, 11, a first spring, 12, a sliding groove, 13, a sliding block, 14, a rotating shaft, 15, a connecting rod, 16, an extending block, 17, a connecting rod, 18, a first bevel gear, 19, a bevel gear connecting rod, 20, a bearing block, 21, a clamping groove, 22, a guide rod, 23, a driving belt, 24, a second spring, 25, a fixing rod, 26, a clamping block, 27, a third spring, 28, a driving rod, 29, a connecting groove, 30, a supporting rod, 31, a supporting groove, 32, a second bevel gear, 33, a connecting shaft, 34, a third bevel gear, 35 and a rotating rod.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
The vehicle is in the use, and some faults can inevitably appear, when the trouble that can't go on appears temporarily, need people to carry out the maintenance temporarily, because the vehicle is heavier, need use the jack with vehicle jack-up this moment, and some current jacks still have some deficiencies when using, for example:
some current jacks, initial angle is fixed during the use, and it is big to make the degree of difficulty, the axle on the jib has to weld the angle correct, otherwise initial angle can be unreasonable, and when using, it is fixed with the wheel to need the staff manual, the operating procedure of whole device has been increased, simultaneously when jack is carried out the jack, because only rely on four wheels to support, make the area of contact of whole device and ground little, make the condition that whole device appears damaging easily, and the top area of current jack can not be adjusted, thereby make the use limitation of whole device reduce, the jack that has proposed an workable and self-adaptation to this inventor solves above-mentioned problem.
The present invention provides the following preferred embodiments
As shown in fig. 1, an easy processing and self-adaptation jack, including jack body 1, installation axle 4, footboard 6, stopper 7, pressure-bearing piece 20, dead lever 25, block 26 and dwang 35, its characterized in that: the surface rotation of jack body 1 is connected with rear wheel 2 and front wheel 3, and the upper surface rotation of jack body 1 is connected with installation axle 4, and the outer welded fastening of jack body 1 has fixed block 5, and the surface rotation of jack body 1 is connected with actuating mechanism 8, and the surface meshing of actuating mechanism 8 is connected with ejector pin 9, can make the use of whole device more convenient.
In this embodiment, as shown in fig. 1-2, in order to further improve the adaptability of the entire device, the mounting shaft 4 and the pedal 6 form a ratchet structure, the pedal 6 forms a thread fixing structure with the fixing block 5 through the limiting block 7, the inside of the ejector rod 9 is welded and fixed with the first spring 11, the upper end of the first spring 11 is welded and fixed with the engaging rod 17, the upper end of the ejector rod 9 is welded and fixed with the receiving disc 10, and the processing difficulty of the entire device can be reduced.
In this embodiment, as shown in fig. 3 to 4, a sliding groove 12 is formed on the upper surface of the tray 10, a sliding block 13 is slidably connected inside the sliding groove 12, the sliding block 13 and a connecting rod 15 form a rotating structure through a rotating shaft 14, the connecting rod 15 and a connecting rod 17 form a rotating structure through the rotating shaft 14, an extending block 16 is fixedly welded to the outer surface of the sliding block 13, and a first bevel gear 18 is fixedly welded to the outer surface of the driving mechanism 8, so that the whole device has stronger adaptability in use.
In this embodiment, as shown in fig. 5 to 6, in order to further improve the bearing pressure of the whole device, the first bevel gear 18 is engaged with the bevel gear connecting rod 19, the bevel gear connecting rod 19 and the jack body 1 form a rotating structure, the lower surface of the jack body 1 is welded and fixed with the guide rod 22, the guide rod 22 forms a sliding structure with the bearing block 20 through the engaging groove 21, the bearing block 20 is connected with the driving mechanism 8 through the engaging groove 21, the outer surface of the driving mechanism 8 is engaged with the transmission belt 23, the bearing block 20 forms an elastic structure with the jack body 1 through the second spring 24, and the outer surface of the front wheel 3 is welded and fixed with the fixing rod 25, so that the stress of the whole device can be more uniform.
In this embodiment, as shown in fig. 5 to 8, in order to further improve the safety of the whole device, the outer surface of the fixed rod 25 is connected with a clamping block 26 in a sliding manner, the inside of the clamping block 26 is fixed with a third spring 27 in a welding manner, the clamping block 26 is elastically connected with the fixed rod 25 through the third spring 27, the end of the clamping block 26 is in an arc shape, the clamping block 26 is connected with a support rod 30 through a support groove 31 in an embedding manner, the support rod 30 is connected with a drive rod 28 in a threaded manner, the drive rod 28 is connected with a drive mechanism 8 through a transmission belt 23 in a transmission structure, the support rod 30 is connected with the jack body 1 through a connection groove 29 in a sliding manner, the connection between the bevel gear connecting rod 19 and a second bevel gear 32 is in a meshing connection manner, the second bevel gear 32 is distributed in a central symmetry manner with respect to the central axis of the jack body 1, and a connection shaft 33 is fixed on the outer surface of the second bevel gear 32 in a welding manner, the end welded fastening of connecting axle 33 has third bevel gear 34, and the lower surface welded fastening of third bevel gear 34 has dwang 35, and dwang 35 is central symmetric distribution about the axis of jack body 1, and the screw thread direction of turning on 2 groups of dwang 35 is opposite, and the connected mode between dwang 35 and the bracing piece 30 is threaded connection, can make front wheel 3 and rear wheel 2 automatic locking.
The specific working process of the invention is as follows:
(1) machining and mounting of the pedal 6
Firstly, install footboard 6 on installation axle 4, because footboard 6 constitutes ratchet structure with installation axle 4, so footboard 6 can rotate by arbitrary angle to also need not fixed angle when making the axle welding on the jib loading boom, thereby make the processing degree of difficulty of whole device diminish, lock footboard 6 and fixed block 5 through stopper 7 moreover, make the use of footboard 6 more stable.
(2) Adjustment of the bearing area of the ejector rod 9
When the bearing area of the ejector rod 9 needs to be adjusted, the gravity of the vehicle enables the connecting rod 17 to slide in the ejector rod 9, so that the first spring 11 is compressed and deformed, the connecting rod 15 rotates through the rotating shaft 14, the sliding block 13 is pushed to slide in the sliding groove 112, the extending block 16 extends out at the moment, and the whole device can be adjusted according to the areas of the girders of different vehicle types.
(3) For fixing the front wheel 3 and the rear wheel 2
When the jack body 1 works, the driving mechanism 8 starts to rotate, so that the bearing block 20 slides on the outer surface of the driving mechanism 8 under the limiting action of the guide rod 22, and meanwhile, under the action of the deformation recovery of the second spring 24, the bearing block 20 can increase the contact area between the whole device and the ground, so that the whole device is more uniformly stressed, and the service life of the whole device is prolonged;
when the driving mechanism 8 rotates, the driving rod 28 rotates under the driving action of the driving belt 23, so that the supporting rod 30 slides downwards under the limiting action of the connecting groove 29, so that the supporting rod 30 extrudes the engaging block 26, the engaging block 26 slides on the fixed rod 25, meanwhile, the third spring 27 generates compression deformation, and after the engaging block 26 is aligned with the supporting groove 31, the engaging block 26 and the supporting rod 30 can be clamped together under the action of the recovery deformation of the third spring 27, so that the front wheel 3 cannot rotate;
when actuating mechanism 8 rotated, under the transmission effect of first conical gear 18 and conical gear connecting rod 19, can make second conical gear 32 drive connecting axle 33 and third conical gear 34 and rotate to make dwang 35 rotate, and then make bracing piece 30 with dwang 35 threaded connection move down, make rear wheel 2 can not remove then, and then make whole device at the during operation, can pin automatically, improved the security of whole device.
In summary, the following steps: the invention has the beneficial effects that the device can be installed by adjusting the angle between the pedal 6 and the installation shaft 4, so that the shaft on the crane boom does not need to be fixed in angle during welding, and the processing difficulty of the whole device is reduced.
The device can also be through actuating mechanism 8's rotation, make bearing block 20 increase the area of contact of whole device and ground, thereby when making the use of whole device more stable, can improve the life of whole device relatively, and through the transmission, can make whole device at the during operation, automatic with front wheel 3 and rear wheel 2 locking, the security of whole device has been improved, and can also adjust the bearing area of ejector pin 9 through the vehicle dead weight, the application range of whole device has been improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
Claims (1)
1. The utility model provides an easy processing and self-adaptation's jack, includes jack body (1), installation axle (4), footboard (6), stopper (7), pressure-bearing piece (20), dead lever (25), block piece (26) and dwang (35), its characterized in that: the outer surface of the jack body (1) is rotatably connected with a rear wheel (2) and a front wheel (3), the upper surface of the jack body (1) is rotatably connected with a mounting shaft (4), the outer surface of the jack body (1) is fixedly welded with a fixed block (5), the surface of the jack body (1) is rotatably connected with a driving mechanism (8), and the outer surface of the driving mechanism (8) is connected with a mandril (9) in a meshing manner; the mounting shaft (4) and the pedal (6) form a ratchet structure, the pedal (6) and the fixing block (5) form a thread fixing structure through a limiting block (7), a first spring (11) is fixedly welded inside the ejector rod (9), the upper end of the first spring (11) is fixedly welded with a connecting rod (17), and the upper end of the ejector rod (9) is fixedly welded with a bearing disc (10); the upper surface of the bearing disc (10) is provided with a sliding groove (12), the inside of the sliding groove (12) is connected with a sliding block (13) in a sliding mode, the sliding block (13) and a connecting rod (15) form a rotating structure through a rotating shaft (14), the connecting rod (15) and a connecting rod (17) form a rotating structure through the rotating shaft (14), the outer surface of the sliding block (13) is fixedly connected with an extending block (16) in a welding mode, and the outer surface of the driving mechanism (8) is fixedly connected with a first bevel gear (18) in a welding mode; the first bevel gear (18) is meshed with a bevel gear connecting rod (19), the bevel gear connecting rod (19) and the jack body (1) form a rotating structure, a guide rod (22) is fixedly welded on the lower surface of the jack body (1), and the guide rod (22) and the bearing block (20) form a sliding structure through a clamping groove (21); the bearing block (20) is in threaded connection with the driving mechanism (8) through a clamping groove (21), the outer surface of the driving mechanism (8) is connected with a transmission belt (23) in a meshed mode, the bearing block (20) and the jack body (1) form an elastic structure through a second spring (24), and a fixing rod (25) is fixedly welded to the outer surface of the front wheel (3); the outer surface of the fixed rod (25) is connected with a clamping block (26) in a sliding mode, a third spring (27) is welded and fixed inside the clamping block (26), the clamping block (26) is elastically connected with the fixed rod (25) through the third spring (27), the tail end of the clamping block (26) is arc-shaped, and the clamping block (26) is connected with the supporting rod (30) in an embedded mode through a supporting groove (31); the supporting rod (30) is in threaded connection with the driving rod (28), the driving rod (28) and the driving mechanism (8) form a transmission structure through a transmission belt (23), the supporting rod (30) and the jack body (1) form a sliding structure through a connecting groove (29), and the bevel gear connecting rod (19) is in meshed connection with the second bevel gear (32); the second bevel gear (32) is distributed in a central symmetry mode about a central axis of the jack body (1), a connecting shaft (33) is fixedly welded on the outer surface of the second bevel gear (32), a third bevel gear (34) is fixedly welded at the tail end of the connecting shaft (33), and a rotating rod (35) is fixedly welded on the lower surface of the third bevel gear (34); dwang (35) are central symmetry about the axis of jack body (1) and distribute, and the screw thread that 2 groups on dwang (35) revolves to opposite, and the connected mode between dwang (35) and bracing piece (30) is threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110737110.6A CN113292004B (en) | 2021-06-30 | 2021-06-30 | Easy-to-machine and self-adaptive jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110737110.6A CN113292004B (en) | 2021-06-30 | 2021-06-30 | Easy-to-machine and self-adaptive jack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113292004A CN113292004A (en) | 2021-08-24 |
| CN113292004B true CN113292004B (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110737110.6A Active CN113292004B (en) | 2021-06-30 | 2021-06-30 | Easy-to-machine and self-adaptive jack |
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| Country | Link |
|---|---|
| CN (1) | CN113292004B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1003691A (en) * | 1960-12-07 | 1965-09-08 | Sidler Ltd | Improvements in or relating to hydraulic rams |
| CN206828014U (en) * | 2017-04-19 | 2018-01-02 | 宁波禄鑫机械有限公司 | A kind of hydraulic jack |
| CN210313295U (en) * | 2019-08-05 | 2020-04-14 | 瞿剑 | Adjustable upright post jack |
| CN213265525U (en) * | 2020-08-12 | 2021-05-25 | 河南省地岩工程科技有限公司 | Be used for excavation supporting anchor rope tension jack device |
| CN213231338U (en) * | 2020-08-24 | 2021-05-18 | 江西省中兴建筑企业有限公司 | Concrete construction is with intelligent jacking device |
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2021
- 2021-06-30 CN CN202110737110.6A patent/CN113292004B/en active Active
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| CN113292004A (en) | 2021-08-24 |
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