CN207259064U - More piece helix tube type motor-driven jack - Google Patents
More piece helix tube type motor-driven jack Download PDFInfo
- Publication number
- CN207259064U CN207259064U CN201721322095.4U CN201721322095U CN207259064U CN 207259064 U CN207259064 U CN 207259064U CN 201721322095 U CN201721322095 U CN 201721322095U CN 207259064 U CN207259064 U CN 207259064U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- gear
- motor
- driven
- lifting unit
- 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.)
- Active
Links
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a kind of more piece helix tube type motor-driven jack, including housing, base, lifting unit, motor and transmission mechanism, transmission mechanism is gear structure, including rotate gear and travelling gear；Lifting unit includes promoting mainly sleeve, secondary pushing sleeve cylinder, jacking sleeve and anti-rotation square tube, promote mainly sleeve and pair pushes away sleeve inner and is equipped with internal thread, external screw thread is provided with outside secondary pushing sleeve cylinder and jacking sleeve, the freedom for acting on realizing jacking sleeve using being mutually twisted between internal and external threads is up and down.The utility model is simple in structure, makes full use of lever principle, and the motor of equal-wattage can jack up heavier object, while secondary pushing sleeve cylinder is provided with multiple, has the characteristics that stroke is big, positioning is surely put.
Description
Technical field
The utility model belongs to assist field, and in particular to a kind of more piece helix tube type motor-driven jack.
Background technology
Jack is a kind of simple and practical lifting equipment, and the live and work to people brings great convenience, quilt
Every field is widely used in, especially on middle-size and small-size vehicle；The small compact car of tradition has fluid pressure type and tooth with car jack
Bar formula；Fluid pressure type utilizes Hydrostatic Transfer Device principle of the hydraulic oil in closed container, and very heavy object can be lifted with the power of very little,
But it is more demanding to maintaining, be particularly susceptible oil leak, also without overvoltage protection, rack-and-pinion relative to fluid pressure type without overvoltage protection,
But supporting power is also than relatively low, the problem of lift occurs and supports unbalance stress.It is it would therefore be desirable to a safe to use, fast
Prompt jack.
Utility model content
To solve the above-mentioned problems, the utility model discloses a kind of safe to use, efficiently more piece helix tube type electronic thousand
Jin top.
The utility model discloses a kind of more piece helix tube type motor-driven jack, including housing, base, lifting unit, motor and
Transmission mechanism；The covering of the lifting unit, the motor and the drive mechanism is fixed on the base by the housing；
Transmission mechanism is provided between the motor and lifting unit, the transmission mechanism, motor and lifting unit are respectively positioned on institute
State on base, the transmission mechanism is gear structure, including rotate gear and travelling gear, the rotate gear are located at the electricity
The lower part of motivation, further includes driven gear, and the travelling gear is located at the lower end of the lifting unit, the driven gear with it is described
The mutual toe joint of both travelling gears；
The lifting unit includes promoting mainly sleeve, secondary pushing sleeve cylinder, jacking sleeve and anti-rotation square tube, described to promote mainly sleeve and pair pushes away
It is provided with internal thread in sleeve, the sleeve connection of promoting mainly is fixed on the travelling gear upper end, the sleeve and described promoted mainly
Secondary pushing sleeve cylinder is connected transmission, and the pair pushing sleeve cylinder connects transmission with the jacking sleeve, and the jacking sleeve is hollow-core construction,
It is internally provided with the anti-rotation square tube.
Wherein, the diameter of the rotate gear is not more than the diameter of the driven gear.
Wherein, the rotate gear and the driven gear tooth connection are combined, both centers of circle are not overlapping；It is described from
Moving gear includes main driven gear and secondary driven gear, the rotate gear and the principal and subordinate's moving teeth that concentric is fixed together
Take turns ratcheting, pair driven gear and the travelling gear are ratcheting, and the diameter of the secondary driven gear is not more than the main driven gear
Diameter and less than the travelling gear diameter.
Wherein, it is described promote mainly sleeve and it is secondary push away sleeve inner be completely covered with internal thread；The pair pushing sleeve cylinder and lifting
The outside lower end of sleeve is equipped with external screw thread, and the external screw thread links together with the internal thread.
Wherein, the anti-rotation square tube covers pole structure for square, and lower end is fixed on the base, and upper end is covered with the lifting
The lower end connection of cylinder is fixed, the sum of the total height of the anti-rotation square bar and the total height for promoting mainly sleeve and the secondary pushing sleeve cylinder
It is identical.
Wherein, the top of the jacking sleeve is provided with head cover, and cross striped is carved with the head cover surface.
Wherein, when the jacking sleeve drops to extreme lower position, the head cover connects with the sleeve of promoting mainly.
The utility model is beneficial in that：
The utility model is substituted traditional artificial by motor, utilizes different realize of gear diameter and the number of teeth further to save
Power；Internal thread is set in major and minor pushing sleeve cylinder, and secondary pushing sleeve cylinder and jacking sleeve outer lower portion are equipped with external screw thread, and motor drives and promotes mainly
Sleeve moves, and using the effect that is mutually twisted between internal and external screw thread, secondary pushing sleeve cylinder gradually moves upwards, so as to drive lifting to cover
Cylinder movement upwards；Anti-rotation square tube inside jacking sleeve not only can guarantee that driven effect can occur for jacking sleeve, moreover it is possible to effectively limit
The height that jacking sleeve processed rises.
Brief description of the drawings
Fig. 1 is the utility model main structure chart；
Fig. 2 is the utility model part-structure figure；
Fig. 3 is the utility model lifting unit explosive view.
Main element symbol description is as follows：
1st, housing 2, lifting unit
3rd, motor 4, base
5th, transmission mechanism 21, promote mainly sleeve
22nd, secondary pushing sleeve cylinder 23, jacking sleeve
24th, anti-rotation square tube 25, internal thread
26th, external screw thread 51, rotate gear
52nd, driven gear 53, travelling gear
231st, head cover 521, main driven gear
522nd, secondary driven gear.
Embodiment
In order to more clearly state the utility model, the utility model is made into one with specific embodiment below in conjunction with the accompanying drawings
The description of step ground.
Please refer to Fig.1 to Fig.3, the utility model discloses a kind of more piece helix tube type motor-driven jack, including housing 1, bottom
Seat 4, lifting unit 2, motor 3 and transmission mechanism 5；The covering of lifting unit 2, motor 3 and drive mechanism 5 is fixed on base 4 by housing 1
On；Transmission mechanism 5 is provided between motor 3 and lifting unit 2, transmission mechanism 5, motor 3 and lifting unit 2 are respectively positioned on base 4, are passed
Motivation structure 5 is gear structure, including rotate gear 51 and travelling gear 53, rotate gear 51 are located at the lower part of motor 3, also wrap
Driven gear 52 is included, travelling gear 53 is located at the lower end of lifting unit 2, both mutual toe joints of driven gear 52 and travelling gear 53；
Lifting unit 2 includes promoting mainly sleeve 21, secondary pushing sleeve cylinder 22, jacking sleeve 23 and anti-rotation square tube 24, promotes mainly sleeve 21 and secondary pushing sleeve cylinder
Internal thread 25 is provided with 22, sleeve 21 is promoted mainly and is fastened on 53 upper end of travelling gear, promotes mainly sleeve 21 and secondary pushing sleeve cylinder 22
Be connected transmission, and secondary pushing sleeve cylinder 22 and jacking sleeve 23 connection transmission, jacking sleeve 23 is hollow-core construction, is internally provided with described anti-
Turn square tube 24.In the present embodiment, it is attached and is driven only with gear-driven mode, makes full use of lever principle, it is more
Level gear interaction, heavier object can be jacked up using identical active force, is mutually twisted using internal and external screw thread so that is risen
Drop sleeve, which is stablized, to be risen or fallen；Anti-rotation square tube is provided with, prevents jacking sleeve from being rotated together so that can not be real with promoting mainly sleeve
Existing jacking sleeve rises or falls.
In the present embodiment, the diameter of rotate gear 51 is not more than the diameter of driven gear 52；Rotate gear 51 and driven
52 tooth connection of gear is combined, both centers of circle are not overlapping；Driven gear 52 includes the principal and subordinate that concentric is fixed together and moves
Gear 521 and secondary driven gear 522, the rotate gear 51 and main driven gear 521 are ratcheting, secondary driven gear 522 and transmission
Gear 53 is ratcheting, and the diameter of secondary driven gear 522 is not more than the diameter 522 of main driven gear and is less than the straight of travelling gear 53
Footpath.The diameter of gear is different, and the effect transmitted is also just different, and it is laborsaving to carry out to make full use of labour-saving lever principle；
In the present embodiment, promote mainly sleeve 21 and be completely covered with internal thread 25 with inside secondary pushing sleeve cylinder 22；Secondary pushing sleeve cylinder
22 and the outside lower end of jacking sleeve 23 be equipped with external screw thread 26, external screw thread 26 links together with internal thread 25；Anti-rotation square tube 24
Pole structure is covered for square, lower end is fixed on base 4, and upper end is connected fixation with the lower end of jacking sleeve 23, anti-rotation square tube 24
The sum of total height of the total height with promoting mainly sleeve 21 and secondary pushing sleeve cylinder 22 is identical；Wherein, the top of jacking sleeve 23 is provided with top
Lid 231, cross striped is carved with 231 surface of head cover, and when jacking sleeve 23 drops to extreme lower position, head cover 231 is with promoting mainly sleeve
21 connect.Promote mainly sleeve and be located at outermost as travelling gear moves together, driven socket can set more according to different demands
It is a, so as to fulfill the difference of lifting height；Anti-rotation square tube can together be moved up and down with jacking sleeve, be protected using set pole structure
Card whole device is stable, and the design of head cover cross striped can play the role of increasing friction force, plays firm support
Effect.
The workflow of the utility model is：
More piece helix tube type motor-driven jack provided by the utility model is placed in the underbody that need to be supported, starts motor 3,
Motor 3 drives rotate gear 51 to operate, and then drives driven gear 52 to rotate together, and 53 setting in motion of final drive gear, puts
Start to rotate in the sleeve 21 of promoting mainly on travelling gear 53, due to the presence of anti-rotation square tube 24, secondary pushing sleeve cylinder 22 with promote mainly set
Cylinder 21 together rotation but jacking sleeve 23 will not, secondary pushing sleeve cylinder 22 is driven upward movement, real so that jacking sleeve 23 be raised
Now jack up object This move；Similarly, motor reversal, realizes that the more piece helix tube type motor-driven jack resets.
The advantage of the utility model is：
1）Only it is sequentially connected using only gear, makes full use of the gear of different-diameter, is carried out using lever principle
It is laborsaving, and then economize on resources；
2）Using the up and down motion for being mutually twisted effect and realizing jacking sleeve of internal and external screw thread, while external screw thread is only set
Be not in the situation for rising position in lower end；
3）Anti-rotation square tube is provided with, ensures that whole jacking sleeve will not move so as to can not realize together with sleeve is promoted mainly
Freely up and down.
Disclosed above is only several specific embodiments of the utility model, but the utility model is not limited to this,
The changes that any person skilled in the art can think of should all fall into the scope of protection of the utility model.
Claims (7)
1. a kind of more piece helix tube type motor-driven jack, it is characterised in that including housing, base, lifting unit, motor and driver
Structure；The covering of the lifting unit, the motor and the drive mechanism is fixed on the base by the housing；
Transmission mechanism is provided between the motor and lifting unit, the transmission mechanism, motor and lifting unit are respectively positioned on the bottom
On seat, the transmission mechanism is gear structure, including rotate gear and travelling gear, the rotate gear are located at the motor
Lower part, further include driven gear, the travelling gear is located at the lower end of the lifting unit, the driven gear and the transmission
The mutual toe joint of both gears；
The lifting unit includes promoting mainly sleeve, secondary pushing sleeve cylinder, jacking sleeve and anti-rotation square tube, described to promote mainly sleeve and secondary pushing sleeve cylinder
Inside it is provided with internal thread, the sleeve connection of promoting mainly is fixed on the travelling gear upper end, described to promote mainly sleeve and the pair pushes away
Sleeve is connected transmission, and the pair pushing sleeve cylinder connect transmission with the jacking sleeve, and the jacking sleeve is hollow-core construction, inside
Equipped with the anti-rotation square tube.
2. more piece helix tube type motor-driven jack according to claim 1, it is characterised in that the diameter of the rotate gear is not
More than the diameter of the driven gear.
3. more piece helix tube type motor-driven jack according to claim 1, it is characterised in that the rotate gear and it is described from
Moving gear tooth connection is combined, both centers of circle are not overlapping；The driven gear includes the principal and subordinate that concentric is fixed together
Moving gear and secondary driven gear, the rotate gear and the main driven gear are ratcheting, the pair driven gear and travelling gear
It is ratcheting, diameter of the diameter no more than the main driven gear and the diameter less than the travelling gear of the pair driven gear.
4. more piece helix tube type motor-driven jack according to claim 1, it is characterised in that described to promote mainly sleeve and secondary pushing sleeve
Internal thread is completely covered with inside cylinder；The outside lower end of the pair pushing sleeve cylinder and jacking sleeve is equipped with external screw thread, the outer spiral shell
Line links together with the internal thread.
5. more piece helix tube type motor-driven jack according to claim 1, it is characterised in that the anti-rotation square tube is square set
Pole structure, lower end are fixed on the base, and upper end is connected fixation with the lower end of the jacking sleeve, the anti-rotation square bar it is total
Height is identical with the sum of the total height for promoting mainly sleeve and the secondary pushing sleeve cylinder.
6. more piece helix tube type motor-driven jack according to claim 1, it is characterised in that the top of the jacking sleeve is set
Head cover is equipped with, cross striped is carved with the head cover surface.
7. more piece helix tube type motor-driven jack according to claim 6, it is characterised in that the jacking sleeve drops to most
During lower position, the head cover connects with the sleeve of promoting mainly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721322095.4U CN207259064U (en) | 2017-10-14 | 2017-10-14 | More piece helix tube type motor-driven jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721322095.4U CN207259064U (en) | 2017-10-14 | 2017-10-14 | More piece helix tube type motor-driven jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207259064U true CN207259064U (en) | 2018-04-20 |
Family
ID=61917526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721322095.4U Active CN207259064U (en) | 2017-10-14 | 2017-10-14 | More piece helix tube type motor-driven jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207259064U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108557680A (en) * | 2018-05-04 | 2018-09-21 | 深圳市精艺佳科技发展有限公司 | More piece helix tube type motor-driven jack control method and its system |
| CN110844824A (en) * | 2019-11-15 | 2020-02-28 | 合肥森印科技有限公司 | N-stage electric telescopic device with large telescopic ratio and application thereof |
| CN111457795A (en) * | 2020-04-08 | 2020-07-28 | 陕西普达盈信自动化系统工程有限公司 | Speed reduction lifting mechanism for rocket gun |
-
2017
- 2017-10-14 CN CN201721322095.4U patent/CN207259064U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108557680A (en) * | 2018-05-04 | 2018-09-21 | 深圳市精艺佳科技发展有限公司 | More piece helix tube type motor-driven jack control method and its system |
| CN110844824A (en) * | 2019-11-15 | 2020-02-28 | 合肥森印科技有限公司 | N-stage electric telescopic device with large telescopic ratio and application thereof |
| CN111457795A (en) * | 2020-04-08 | 2020-07-28 | 陕西普达盈信自动化系统工程有限公司 | Speed reduction lifting mechanism for rocket gun |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207259064U (en) | More piece helix tube type motor-driven jack | |
| CN203801412U (en) | Spiral anchoring device for tree transplanter | |
| CN205668915U (en) | Electric screw-jacks | |
| CN204529205U (en) | Jack | |
| CN202358870U (en) | Ratchet spiral jack | |
| CN201962029U (en) | Double-acting hydraulic jacking device | |
| CN202704929U (en) | Bidirectional mechanical lifting jack | |
| CN211920814U (en) | Novel lifting machine | |
| CN203865956U (en) | Jack suitable for small space | |
| CN201473263U (en) | Chain shifting jack | |
| CN107772790A (en) | A kind of detachable lifting feet | |
| CN205676079U (en) | A kind of built-in lowering or hoisting gear for scratch board feces cleaning system | |
| CN207526179U (en) | A kind of spiral stage jacking system | |
| CN105123001B (en) | A kind of agricultural mechanical base plate automatic hoisting mechanism | |
| CN2861123Y (en) | Novel lifting device | |
| CN207361678U (en) | One kind uses simple motorhome jack | |
| CN201049033Y (en) | Limit protective device | |
| CN202251749U (en) | Jack provided with transmission | |
| CN208463231U (en) | A kind of synchronization lifting push rod device and its desk | |
| CN201777826U (en) | Purely electric drive scissor elevator | |
| CN215558644U (en) | Hydraulic jack with digital display screen | |
| CN206979367U (en) | Arm is lifted in the lifting of chafing dish inner disc | |
| CN208692448U (en) | A kind of detachable lifting feet | |
| CN206994857U (en) | Electric elevatable table on table | |
| CN203144005U (en) | Jack with combined screw |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |