CN104528577B - Spiral top stretches device - Google Patents
Spiral top stretches device Download PDFInfo
- Publication number
- CN104528577B CN104528577B CN201410748770.4A CN201410748770A CN104528577B CN 104528577 B CN104528577 B CN 104528577B CN 201410748770 A CN201410748770 A CN 201410748770A CN 104528577 B CN104528577 B CN 104528577B
- Authority
- CN
- China
- Prior art keywords
- rotating cylinder
- shell
- telescopic rod
- driving device
- gear
- 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
Links
Classifications
-
- 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
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
Abstract
A kind of spiral top stretches device, including shell, telescopic rod and driving device, the telescopic rod is disposed in the housing, rotating cylinder is set in the shell, and the rotating cylinder is cylindrical tube, and the rotating cylinder smooth outer surface is slidably matched with the housing cavity shiny surface, pass through threaded engagement between the rotating cylinder and the telescopic rod, the rotating cylinder oral area has annular rack, and the annular rack is engaged with power gear, and the power gear connects driving device.Since this spiral top stretches device, the rotating cylinder bottom is slidably connected with the housing bottom, the driving device drives the power gear rotation, the rotating cylinder is driven to rotate in the shell by the annular rack of the rotating cylinder oral area, it is flexible by telescopic rod described in the screw drive between the rotating cylinder and the telescopic rod, this spiral top stretches that apparatus structure is reasonable, and easy to operate, bearing capacity is strong.
Description
Technical field
The present invention relates to a kind of tops to stretch device, stretches device more particularly, to a kind of spiral top.
Background technique
Top is stretched device or jack and is often used in the fields such as maintenance of machine maintenance and machine tooling, and top stretches device and includes
Spirally, the multiple types such as fluid pressure type and pneumatic type.Fluid pressure type top stretch device need oil pump, pipeline and power device cooperation, knot
Structure complexity is at high cost.Pneumatic type top stretch device need compressed gas-driven, power is limited and movement velocity is difficult to control on top.Spiral
It is simple, small in size easy to use that apparatus structure is stretched on formula top, is widely used in needing to promote at a slow speed on machine maintenance and special equipment
The ground side of putting.
The Chinese invention patent application that device such as number of patent application is 201110042160.9 is stretched on existing spiral top, should
Application for a patent for invention discloses a kind of hand-operated jack, including pump case and screw rod top lift part, is equipped with arm aperture in the outside of pump case, shakes
Arm is connected with each other by the power gear of arm aperture and inside pump casing, and the transmission gear inside power gear and pump case is intermeshed,
Transmission gear is equipped with internal screw thread and can cooperate with the external screw thread in screw rod top lift part, can be with equipped with self-locking partition in pump case
Transmission gear can also be fixed by lockking screw rod top lift part；Rocker arm drives power gear rotation, power gear band nutating gear
Rotation, transmission gear control screw rod top lift part move up and down.The patent application declares that the configuration of the present invention is simple can be born
Biggish load-carrying, there is self-locking function, is gone up and down by hand control, time saving and energy saving.Although this simple body of hand-operated jack structure
Product is small, still, since transmission gear 5 is arranged on self-locking partition 6, carries all top lifting forces by the self-locking partition 6, structure is not
Rationally, bearing capacity is poor.
Summary of the invention
In order to solve in the prior art, the problem of hand-operated jack unreasonable structure bearing capacity difference, the present invention provides
A kind of spiral top stretches device, and this spiral top stretches device and directly carries all top lifting forces, structurally reasonable carrying energy by Housing Base
Power is strong.
The technical proposal for solving the technical problem of the invention is: a kind of spiral top stretches device, including shell, telescopic rod
And driving device, the telescopic rod are disposed in the housing, it is characterised in that: rotating cylinder, the rotation are arranged in the shell
Rotating cylinder is cylindrical tube, and the rotating cylinder smooth outer surface is slidably matched with the housing cavity shiny surface, the rotating cylinder with
By threaded engagement between the telescopic rod, the rotating cylinder oral area has annular rack, and the annular rack is nibbled with power gear
It closes, the power gear connects driving device.
Wherein, the rotating cylinder bottom is smooth, upper opening, and the rotating cylinder bottom and housing bottom sliding are tied
It closes, the rotating cylinder flexible rotating, the driving device can drive the power gear rotation, pass through institute in the shell
The annular rack for stating rotating cylinder oral area drives the rotating cylinder to rotate in the shell, is stretched by the rotating cylinder with described
Telescopic rod described in screw drive between bar is flexible.
As further improved technical solution, screw hole is set on the rotating cylinder, internal screw thread, institute are set in the screw hole
It states and external screw thread is set on telescopic rod, the internal screw thread on the rotating cylinder in the screw hole is stung with the external screw thread on the telescopic rod
It closes.
As further improved technical solution, screw rod is set in the rotating cylinder, external screw thread, institute are set on the screw rod
State and screw hole be set on telescopic rod, internal screw thread is set in the screw hole, the internal screw thread on the telescopic rod in the screw hole with it is described
External screw thread occlusion on screw rod.
As further improved technical solution, lubricating oil, the rotating cylinder smooth exterior are injected in the housing cavity
Oil groove is set between face and the housing cavity shiny surface, makes sufficiently to moisten between the rotating cylinder outer surface and the housing cavity
It is sliding.
As further improved technical solution, oilhole is set on the rotating cylinder and/or the screw rod, it can also be in institute
It states and oilhole is set in telescopic rod, circulate convenient for lubricating oil.
As further improved technical solution, gear installation base is set on the shell, is pacified on the gear installation base
Load spindle, is arranged bearing between the connecting shaft and the gear installation base, one end of the connecting shaft connects the power
The other end of gear, the connecting shaft connects the driving device.
As further improved technical solution, the driving device be rocker arm turntable motor either
Other power devices.
The beneficial effects of the present invention are: since a kind of spiral top of the invention stretches device, the rotating cylinder bottom with it is described
Housing bottom is slidably connected, and the driving device drives the power gear rotation, passes through the annular tooth of the rotating cylinder oral area
Item drives the rotating cylinder to rotate in the shell, by described in the screw drive between the rotating cylinder and the telescopic rod
Telescopic rod is flexible, and this spiral top stretches that apparatus structure is reasonable, and easy to operate, bearing capacity is strong.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is one embodiment of the present invention schematic diagram.
Fig. 2 is another embodiment of the invention schematic diagram.
Fig. 3 is inventive drive means scheme of installation.
The connotation of each appended drawing reference in figure are as follows: 1. rotating cylinders；2. annular rack；3. shell；4. telescopic rod；5. driving
Device；6. power gear；7. screw hole；8. screw rod；9. connecting shaft；10. gear installation base；11. bearing.
Specific embodiment
As shown in Figure 1, Figure 2 and Figure 3, a kind of spiral top stretches device, including shell 3, telescopic rod 4 and driving device 5, described
Rotating cylinder 1 is set in shell 3, and the rotating cylinder 1 is cylindrical tube, 1 smooth outer surface of rotating cylinder and 3 inner cavity of shell
Shiny surface is slidably matched, and by threaded engagement between the rotating cylinder 1 and the telescopic rod 4,1 oral area of rotating cylinder has annular
Rack gear 2, the annular rack 2 are engaged with power gear 6, and the power gear 6 connects driving device 5, and the driving device 5 is
Rocker arm turntable motor either other power devices.Gear installation base 10, the tooth are set on the shell 3
It takes turns and connecting shaft 9 is installed in mounting base 10, bearing 11, the connection are set between the connecting shaft 9 and the gear installation base 10
One end of axis 9 connects the power gear 6, and the other end of the connecting shaft 9 connects the driving device 5.1 bottom of rotating cylinder
Portion is smooth, upper opening, and in conjunction with 3 basal sliding of shell, the rotating cylinder 1 can be described for 1 bottom of rotating cylinder
Flexible rotating in shell 3, the driving device 5 drive the power gear 6 to rotate, pass through the annular of 1 oral area of rotating cylinder
Rack gear 2 drives the rotating cylinder 1 to rotate in the shell 3, passes through the screw thread between the rotating cylinder 1 and the telescopic rod 4
Drive the telescopic rod 4 flexible.
There are two types of threaded engagement modes between the rotating cylinder 1 and the telescopic rod 4: first way is the rotation
Screw hole 7 is set on rotating cylinder 1, internal screw thread is set in the screw hole 7, external screw thread is set on the telescopic rod 4, on the rotating cylinder 1
Internal screw thread in the screw hole 7 is engaged with the external screw thread on the telescopic rod 4.The second way is arranged in the rotating cylinder 1
External screw thread is arranged on the screw rod 8, screw hole 7 is arranged on the telescopic rod 4, internal screw thread is arranged in the screw hole 7 for screw rod 8, described
Internal screw thread on telescopic rod 4 in the screw hole 7 is engaged with the external screw thread on the screw rod 8.
According to above embodiment, lubricating oil is injected in 3 inner cavity of shell, in 1 smooth outer surface of rotating cylinder
Oil groove is set between the 3 inner cavity shiny surface of shell, is made between 3 inner cavity of 1 outer surface of rotating cylinder and the shell sufficiently
Lubrication, is arranged oilhole on the rotating cylinder and/or the screw rod, oilhole can also be arranged in the telescopic rod 4, convenient for profit
Lubricating oil circulation.
The driving device 5 can use driven by shaking, can also use motor driven, can also be driven with other power devices
It is dynamic.When with driven by shaking, connecting rocker arm or turntable in the connecting shaft；When with motor driven, connected in the connecting shaft
Motor；When being driven with other power devices, other power devices are connected in the connecting shaft.
Claims (4)
1. a kind of spiral top stretches device, including shell (3), telescopic rod (4) and driving device (5), telescopic rod (4) setting exists
In the shell (3), it is characterised in that: rotating cylinder (1) is set in the shell (3), the rotating cylinder (1) is cylindrical tube,
Rotating cylinder (1) bottom is smooth, and upper opening, rotating cylinder (1) bottom is in conjunction with the shell (3) basal sliding, institute
It states rotating cylinder (1) smooth outer surface to be slidably matched with the shell (3) inner cavity shiny surface, profit is injected in shell (3) inner cavity
Oil groove, the rotating cylinder (1) is arranged in lubricating oil between rotating cylinder (1) smooth outer surface and the shell (3) inner cavity shiny surface
It can be in the shell (3) interior flexible rotating；It is described by threaded engagement between the rotating cylinder (1) and the telescopic rod (4)
Rotating cylinder (1) oral area has annular rack (2), and the annular rack (2) is engaged with power gear (6), and the power gear (6) is even
Connect driving device (5)；Screw rod (8) are set in the rotating cylinder (1), external screw thread, the telescopic rod are set on the screw rod (8)
(4) screw hole (7) are set on, internal screw thread, the internal screw thread on the telescopic rod (4) in the screw hole (7) are set in the screw hole (7)
It is engaged with the external screw thread on the screw rod (8).
2. a kind of spiral top according to claim 1 stretches device, it is characterised in that: the rotating cylinder (1) and/or the spiral shell
Oilhole is arranged on (8) in bar, and oilhole can also be arranged in the telescopic rod (4), circulate convenient for lubricating oil.
3. a kind of spiral top according to claim 1 or 2 stretches device, it is characterised in that: gear is arranged on the shell (3)
Mounting base (10) installs connecting shaft (9) on the gear installation base (10), and one end of the connecting shaft (9) connects the power
The other end of gear (6), the connecting shaft (9) connects the driving device (5).
4. a kind of spiral top according to claim 3 stretches device, it is characterised in that: the driving device (5) be rocker arm or
Person is turntable either motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410748770.4A CN104528577B (en) | 2014-12-08 | 2014-12-08 | Spiral top stretches device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410748770.4A CN104528577B (en) | 2014-12-08 | 2014-12-08 | Spiral top stretches device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104528577A CN104528577A (en) | 2015-04-22 |
| CN104528577B true CN104528577B (en) | 2019-03-26 |
Family
ID=52844276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410748770.4A Expired - Fee Related CN104528577B (en) | 2014-12-08 | 2014-12-08 | Spiral top stretches device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104528577B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104477810B (en) * | 2014-12-11 | 2018-02-06 | 赵宽学 | A kind of spiral top stretches device |
| CN104876151A (en) * | 2015-05-04 | 2015-09-02 | 杭龙 | Jack |
| CN108680382A (en) * | 2018-05-18 | 2018-10-19 | 陈帆 | A kind of mining lease matter exploration electric rotary-type sampler |
| CN108843104A (en) * | 2018-05-21 | 2018-11-20 | 许得宽 | A kind of monitoring device mounting rack being easily installed |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2607629A1 (en) * | 1976-02-25 | 1977-09-01 | Storz E A Kg | Motor vehicle lifting jack with gear drive - has column with connected symmetrical profiles forming integral gear drive housing |
| JPH0859193A (en) * | 1994-08-11 | 1996-03-05 | Osaka Jack Seisakusho:Kk | Screw jack |
| CN2295731Y (en) * | 1997-04-24 | 1998-10-28 | 郭尚智 | Worm jack |
| GB2427396B (en) * | 2004-01-22 | 2008-07-30 | Kawasaki Ind Co Ltd | Screw jack |
| CN102515053A (en) * | 2012-01-08 | 2012-06-27 | 钟明华 | Propping device of overlong rotary handle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005206319A (en) * | 2004-01-22 | 2005-08-04 | Kawasaki Kogyo Kk | Screw jack |
-
2014
- 2014-12-08 CN CN201410748770.4A patent/CN104528577B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2607629A1 (en) * | 1976-02-25 | 1977-09-01 | Storz E A Kg | Motor vehicle lifting jack with gear drive - has column with connected symmetrical profiles forming integral gear drive housing |
| JPH0859193A (en) * | 1994-08-11 | 1996-03-05 | Osaka Jack Seisakusho:Kk | Screw jack |
| CN2295731Y (en) * | 1997-04-24 | 1998-10-28 | 郭尚智 | Worm jack |
| GB2427396B (en) * | 2004-01-22 | 2008-07-30 | Kawasaki Ind Co Ltd | Screw jack |
| CN102515053A (en) * | 2012-01-08 | 2012-06-27 | 钟明华 | Propping device of overlong rotary handle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104528577A (en) | 2015-04-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 Termination date: 20211208 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |