CN207537047U - A kind of machinery rocker-arm jack - Google Patents
A kind of machinery rocker-arm jack Download PDFInfo
- Publication number
- CN207537047U CN207537047U CN201721598126.9U CN201721598126U CN207537047U CN 207537047 U CN207537047 U CN 207537047U CN 201721598126 U CN201721598126 U CN 201721598126U CN 207537047 U CN207537047 U CN 207537047U
- Authority
- CN
- China
- Prior art keywords
- gear
- mandril
- lifting seat
- arm
- guiding axis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of mechanical rocker-arm jack, belong to jack field.The jack of the utility model, including pedestal, lifting seat, mandril, guiding axis and rocking arm, the rocking arm is connected with driving gear, and driving gear is engaged with driven gear, the driven shaft inner end installation linkage gear at driven gear center；The base center is provided with guiding axis；The mandril can be slided up and down along guiding axis, and mandril is provided with pair of nut on outer ring；Screw thread is provided on the lifting base inner surface, lifting seat is connected by screw thread and pair of nut；The disc boss of the lifting seat bottom is connect with linkage gear, lifting seat is driven to be rotated relative to mandril by linkage gear.This programme is combined by simple mechanical structure, is moved up and down using gear drive principle control mandril, simple in structure, easy to process, and safety labor-saving during use.
Description
Technical field
The utility model is related to technical field of jacks, more specifically to a kind of mechanical rocker-arm jack.
Background technology
At present, used jack is mostly that fluid pressure type either by hydraulic pressure or air pressure realized by vapour-pressure type in the market
The function of jack, complicated, production cost is higher, and not easy to repair after damage, also inconvenient using process.To current
Until, lack in the market a kind of simple in structure, the mechanical rocker-arm jack of handling ease passes through the group of simple mechanical structure
The function to realize jack is closed, not only solves the above problem, and easy to use.
Chinese Patent Application No.：201620845248.2 the applying date：On 08 04th, 2016, invention and created name was：One
The kind hand jack on vehicle of scissors, a kind of hand jack on vehicle of scissors disclosed in this application including jack ontology, also wrap
Fast-falling ratchet wrench is included, the jack ontology includes screw rod, upper branch arm, lower branch arm, jack footstock and jack
Pedestal.The both ends of the screw rod are connect with a upper branch arm and a lower branch arm, and upper branch arm is also connect with jack footstock, under
Support arm is also connect with jack base, and one end of the screw rod is also welded with connector, and fluted, institute is set in the connector
The top for stating fast-falling ratchet wrench is provided with fastening post, and the shape of fastening post is consistent with the shape of groove.This application
Advantage is jack footstock easily to be got to desired height, time saving and energy saving using process, but disadvantage is that
Stress is larger between component, and abrasion is very fast, and in uphill process, easily slips.
Chinese Patent Application No.：201620763841.2 the applying date：On 07 20th, 2016, invention and created name was：Hand
Jack is shaken, a kind of hand-operated jack disclosed in this application, including jack ontology, jack ontology side, which is provided with, shakes
Being enclosed in the outside wall surface of the jack ontology outer tube equipped with triangular mounting plate, on the vertex of the triangular mounting plate
It is both provided with the supporting plate through-hole through installing plate top and bottom.This application by the advantages of be that specific vehicle can be quick installed at
On, it is convenient to use, but disadvantage is that can only be used on special-purpose vehicle, there is limitation, and stability is poor.
Utility model content
1. utility model technical problems to be solved
It is mostly hydraulic pressure or vapour-pressure type the purpose of the utility model is to overcome jack in the prior art, it is complicated
Deficiency provides a kind of mechanical rocker-arm jack, and this programme is combined by simple mechanical structure, utilizes gear drive principle
Control mandril moves up and down, simple in structure, easy to process, and safety labor-saving during use.
2. technical solution
In order to achieve the above objectives, technical solution provided by the utility model is：
A kind of mechanical rocker-arm jack of the utility model, including pedestal, lifting seat, mandril, guiding axis and rocking arm, institute
It states rocking arm with driving gear to be connected, driving gear is engaged with driven gear, the driven shaft inner end installation linkage at driven gear center
Gear；The base center is provided with guiding axis；The mandril can be slided up and down along guiding axis, and mandril is set on outer ring
There is pair of nut；Screw thread is provided on the lifting base inner surface, lifting seat is connected by screw thread and pair of nut；The liter
The disc boss of drop seat bottom is connect with linkage gear, lifting seat is driven to be rotated relative to mandril by linkage gear.
It is further improved as the utility model, the disc boss bottom is provided with ring-shaped guide rail, in guide rail
Ball is provided with, lifting seat is connect by ball with base contacts.
It is further improved as the utility model, equipment gear is provided on the pedestal, the equipment gear and connection
Moving gear is coaxially disposed, and is located at lifting seat both sides respectively.
It is further improved as the utility model, the annular gear teeth of disc boss upper surface setting, the annular
The gear teeth are meshed with linkage gear, equipment gear.
It is further improved as the utility model, is symmetrically arranged with oriented chute on the guiding axis, in mandril
Opposed convex ribs are provided in chamber, which coordinates with oriented chute, limitation mandril rotation.
It is further improved as the utility model, the disc boss is rotatablely connected with guiding axis by bearing.
It further being improved as the utility model, the driving gear is installed in driven gear in pinion stand,
The pinion stand is fixedly connected with pedestal.
It is further improved as the utility model, the driving gear diameter is not more than two points of driven gear diameter
One of.
It is further improved as the utility model, the handle outer surface setting rubber sleeve of the rocking arm.
It is further improved as the utility model, anti-skid chequer is provided on the rubber sleeve.
3. advantageous effect
Using technical solution provided by the utility model, compared with prior art, have the advantages that：
(1) a kind of mechanical rocker-arm jack of the utility model, driving gear coordinate with driven gear, linkage gear with
The cooperation of the annular gear teeth, by stage-geared, driving lifting seat rotation, so can drives edge guiding axis move up and down, significantly
The lifting for reducing power required during use, can easily realizing jack, it is simple in structure, it is easy to use.
(2) a kind of mechanical rocker-arm jack of the utility model is provided with equipment gear on pedestal, the equipment gear with
Linkage gear be coaxially disposed, can rock-steady structure, prevent disc boss shake, structural stability is good, is hardly damaged, and uses the longevity
Life length.
(3) a kind of mechanical rocker-arm jack of the utility model, by shaking rocking arm input power, passes through pair of nut spiral shell
The dynamic mode of rotation realizes the lifting of jack, and registration is simple and convenient, is not easy to slip, safe, is suitble to outer shroud out of office
It is used under border.
Description of the drawings
Fig. 1 is a kind of structure diagram of mechanical rocker-arm jack of the utility model；
Fig. 2 is the structure diagram when mandril of lifting jack of the utility model rises.
Label declaration in schematic diagram：1st, pedestal；2nd, lifting seat；3rd, mandril；4th, guiding axis；5th, pair of nut；6th, screw thread；7、
Ring gear；8th, bearing；9th, equipment gear；10th, bearing；11st, ball；12nd, driven shaft；13rd, linkage gear；14th, bearing；15、
Bearing；16th, driven gear；17th, rocking arm；18th, bearing；19th, bearing；20th, driving gear；21st, pinion stand；22nd, universal driving shaft.
Specific embodiment
To further appreciate that the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
With reference to Fig. 1 and Fig. 2, a kind of mechanical rocker-arm jack of the present embodiment, including pedestal 1, lifting seat 2, mandril 3,
Guiding axis 4 and rocking arm 17, rocking arm 17 are connected with driving gear 20, and driving gear 20 is engaged with driven gear 16, driven gear 16
12 inner end of the driven shaft installation linkage gear 13 at center；Pedestal 1 is provided centrally with guiding axis 4；Mandril 3 can be along guiding axis 4
Lower slider, mandril are provided with pair of nut 5 on 3 outer ring；Screw thread 6 is provided on 2 inner surface of lifting seat, lifting seat 2 passes through screw thread 6
It is connected with pair of nut 5；The disc boss of 2 bottom of lifting seat is connect with linkage gear 13, is driven by linkage gear 13
Lifting seat 2 is rotated relative to mandril 3.
Specifically, pedestal 1 is provided centrally with guiding axis 4, and guiding axis is fixed together with pedestal 1；Mandril 3 is set in
On guiding axis 4, and oriented chute is provided between mandril 3 and guiding axis 4 so that mandril 3 can only be moved up and down along sliding slot, it is impossible to
It relatively rotates with guiding axis 4, meanwhile, mandril is provided with pair of nut 5 on 3 outer ring.
Lifting seat 2 is located on pedestal 1, and bottom is provided with disc boss, and disc boss upper surface is set on periphery
There are the annular gear teeth 7；Lifting seat 2 is whole to be set in outside guiding axis 4 and mandril 3, and screw thread 6 is provided on inner surface, lifting seat 2
It being connected by screw thread 6 and the pair of nut 5 on 3 outer ring of mandril, 2 bottom of lifting seat is connect by bearing 8 with guiding axis 4, from
And realizing lifting seat 2 can rotate around guiding axis 4.Further, oriented chute is symmetrically arranged on guiding axis 4, in mandril 3
Opposed convex ribs are provided in chamber, which coordinates with oriented chute, and limitation mandril 3 rotates so that mandril 3 moves up and down.
Equipment gear 9 is also combined on the annular gear teeth 7 of the present embodiment, equipment gear 9 is mounted on universal driving shaft 22, the connection
Moving axis 22 is connect by bearing 10 with pedestal 1, and equipment gear 9 is symmetricly set on 2 both sides of lifting seat with linkage gear 13, so as to real
Existing transmission process, lifting seat 2 are more uniformly stressed, transmission resistance smaller.The equipment gear is coaxially disposed with linkage gear, can
Rock-steady structure prevents disc boss from shaking, and structural stability is good, is hardly damaged, and service life is long.
The present embodiment pinion stand 21 is fixedly linked with pedestal 1, and driving gear 20, driven gear are equipped in pinion stand 21
16,20 diameter of driving gear is not more than the half of 16 diameter of driven gear, and preferably 20 diameter of driving gear is equal to driven
The half of 16 diameter of gear.Driving gear 20 is engaged with driven gear 16, and the two is deceleration transmission, is needed so as to reduce
The power to be applied.
Further, the disc boss bottom of the lifting seat 2 of the present embodiment is provided with ring-shaped guide rail, is provided in guide rail
Ball 11, lifting seat 2 are connected by ball 11 and pedestal 1 so that lifting seat 2 around guiding axis 4 when rotating, with pedestal
Between friction for rolling friction, effectively reduce resistance during rotation.
The present embodiment driving gear 20 is connected with rocking arm 17, and rocking arm 17 is connected by bearing 18 and bearing 19 with pinion stand 21
It connects；Driven gear 16 is connected with driven shaft 12, and driven shaft 12 is connect by bearing 14 and 15 with pinion stand 21.12 inside of driven shaft
Coaxial linkage gear 13 is installed, so as to fulfill linkage gear 13 as driven gear 16 rotates simultaneously, and linkage gear 13 with
Annular 7 fit engagement of the gear teeth, is therebetween deceleration transmission, subtracts the purpose of power so as to fulfill reduction of speed.
It should be further noted that by above structure, mandril 3, lifting seat 2, linkage gear 13,16 and of driven gear
Power transmission is realized between driving gear 20, and the transmission between gear is deceleration transmission, to reach labour-saving purpose, by shaking
Shake arm 17, you can by power transmission to mandril 3 so that mandril 3 is moved up and down relative to lifting seat 2, so as to reach jack
Purpose, meanwhile, the rocking arm 17 and hand contact position outer surface set rubber sleeve, set anti-skid chequer on rubber sleeve, are not easy
It slips, safe, the hand enabled to is when contacting rocking arm 17, more comfortably.
The utility model driving gear coordinates with driven gear, and linkage gear coordinates with the annular gear teeth, passes through multi-stage gear
Transmission, driving lifting seat rotation, and then can drives edge guiding axis move up and down, power required during use greatly reduces, can
It is simple in structure easily to realize the lifting of jack, it is easy to use.
Schematically the utility model and embodiments thereof are described above, this describes no restricted, attached drawing
Shown in be also the utility model one of embodiment, practical structure is not limited thereto.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, not inventively design
The frame mode similar to the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (10)
1. a kind of machinery rocker-arm jack, including pedestal (1), lifting seat (2), mandril (3), guiding axis (4) and rocking arm (17),
It is characterized in that：The rocking arm (17) is connected with driving gear (20), and driving gear (20) is engaged with driven gear (16), driven
Driven shaft (12) inner end installation linkage gear (13) at gear (16) center；The pedestal (1) is provided centrally with guiding axis
(4)；The mandril (3) can be slided up and down along guiding axis (4), and pair of nut (5) is provided on mandril (3) outer ring；The liter
Screw thread (6) is provided on drop seat (2) inner surface, lifting seat (2) is connected by screw thread (6) and pair of nut (5)；The liter
The disc boss of drop seat (2) bottom is connect with linkage gear (13), drives lifting seat (2) is opposite to push up by linkage gear (13)
Bar (3) rotates.
2. a kind of mechanical rocker-arm jack according to claim 1, it is characterised in that：The disc boss bottom is set
Ring-shaped guide rail is equipped with, ball (11) is provided in guide rail, lifting seat (2) is connected by ball (11) and pedestal (1).
3. a kind of mechanical rocker-arm jack according to claim 1, it is characterised in that：It is provided on the pedestal (1)
Equipment gear (9), the equipment gear (9) are coaxially disposed with linkage gear (13), and are located at lifting seat (2) both sides respectively.
4. a kind of mechanical rocker-arm jack according to claim 3, it is characterised in that：The disc boss upper surface
The annular gear teeth (7) of setting, the annular gear teeth (7) are meshed with linkage gear (13), equipment gear (9).
5. a kind of mechanical rocker-arm jack according to claim 1, it is characterised in that：The guiding axis (4) on pair
Title is provided with oriented chute, and opposed convex ribs are provided in mandril (3) inner cavity, which coordinates with oriented chute, limits mandril
(3) it rotates.
6. a kind of mechanical rocker-arm jack according to any one of claims 1 to 5, it is characterised in that：The disk
Shape boss is rotatablely connected with guiding axis (4) by bearing (8).
7. a kind of mechanical rocker-arm jack according to claim 6, it is characterised in that：The driving gear (20) with from
Moving gear (16) is installed in pinion stand (21), which is fixedly connected with pedestal (1).
8. a kind of mechanical rocker-arm jack according to claim 1, it is characterised in that：Driving gear (20) diameter
No more than the half of driven gear (16) diameter.
9. according to Claims 1 to 5, a kind of mechanical rocker-arm jack of 7,8 any one of them, it is characterised in that：Described
The handle outer surface setting rubber sleeve of rocking arm (17).
10. a kind of mechanical rocker-arm jack according to claim 9, it is characterised in that：It is provided on the rubber sleeve
Anti-skid chequer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721598126.9U CN207537047U (en) | 2017-11-27 | 2017-11-27 | A kind of machinery rocker-arm jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721598126.9U CN207537047U (en) | 2017-11-27 | 2017-11-27 | A kind of machinery rocker-arm jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207537047U true CN207537047U (en) | 2018-06-26 |
Family
ID=62615118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721598126.9U Expired - Fee Related CN207537047U (en) | 2017-11-27 | 2017-11-27 | A kind of machinery rocker-arm jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207537047U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113668774A (en) * | 2021-08-12 | 2021-11-19 | 中冶南方城市建设工程技术有限公司 | Twisted steel tensioning and anchoring device and construction method thereof |
-
2017
- 2017-11-27 CN CN201721598126.9U patent/CN207537047U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113668774A (en) * | 2021-08-12 | 2021-11-19 | 中冶南方城市建设工程技术有限公司 | Twisted steel tensioning and anchoring device and construction method thereof |
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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 |
Granted publication date: 20180626 Termination date: 20181127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |