CN106517028A - Long-travel single-pedal jack - Google Patents
Long-travel single-pedal jack Download PDFInfo
- Publication number
- CN106517028A CN106517028A CN201611124527.0A CN201611124527A CN106517028A CN 106517028 A CN106517028 A CN 106517028A CN 201611124527 A CN201611124527 A CN 201611124527A CN 106517028 A CN106517028 A CN 106517028A
- Authority
- CN
- China
- Prior art keywords
- base
- jack
- cam
- oil return
- pump housing
- 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.)
- Granted
Links
- 230000001960 triggered effect Effects 0.000 claims 1
- 230000001174 ascending effect Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 238000007789 sealing Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 31
- 230000007423 decrease Effects 0.000 description 2
- 239000002199 base oil Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
- B66F3/42—Constructional features with self-contained pumps, e.g. actuated by hand
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses a long-travel single-pedal jack. The jack comprises a base, a large oil cylinder, a piston rod, a pump body lifting device and a return oil trigger mechanism. The large oil cylinder is arranged on the base. The top of the large oil cylinder is provided with a top cap. A sealing assembly is arranged in the top cap. The piston rod is arranged in the large oil cylinder. The return oil trigger mechanism is mounted under the base and connected with a return oil valve core column. Two mounting supports are arranged below the base. The sidewalls of the mounting supports are provided with a supporting shaft. A pressure lever is arranged on the pump body lifting device and hinged to the supporting shaft. A cam is connected to the pressure lever and matched with the return oil trigger mechanism. A pump body is arranged on the pump body lifting device. A telescopic rod of the pump body is hinged to the end of the pressure lever. Ascending and descending are controlled through one pedal. In the ascending process, the pump body is pressed repeatedly at a certain angle through control of the pedal. In the descending process, the pedal is pressed to the bottom. The cam makes contact with a fulcrum rod to realize pressure relief and oil return. Operation is fast and convenient.
Description
【Technical field】
The present invention relates to technical field of jacks, the technical field of the foot-operated jack of particularly a kind of Long travel list.
【Background technology】
Jack is one kind rigidity top lift part as equipment, is pushed up in stroke by top bracket or bottom claw
The light little crane gear of weight is risen, during work, as long as back and forth pulling crank, hand oil pump is constantly pressed oil into hydraulic cylinder, by
Oil pressure constantly increases in the hydraulic cylinder, just forces piston rod and the weight above piston rod to move upwardly together, it is existing should
Extensive jack is used, including the base being made up of wallboard, the bottom surface surrounding of base is equipped with wheel；Oil cylinder and right is housed on base
Oil cylinder pump oil is also equipped with ordering about the handle and pedal of the motion of oil pump piston bar to order about the oil pump of its motion；The bottom of handle
And pedal by hinge on wallboard.During operation, operating personnel press fixed handle or foot-treadle up and down, drive oil
Pump piston is moved back and forth, and hydraulic oil is constantly pumped in oil cylinder, and then reaches the purpose of lifting heavy, and pressure release work is often
Realized by oil return rotary valve, it is proposed that a kind of foot-operated jack of Long travel list.
【The content of the invention】
The purpose of the present invention is exactly to solve the problems of the prior art, proposes a kind of foot-operated jack of Long travel list, uses
In automobile engine maintaining, a pedal control lifting, during liter, pedal controls certain angle press pump repeatedly, will step on during decline
Under plate on earth, cam contact pole realizes pressure release oil return, simple operation.
For achieving the above object, the present invention proposes a kind of foot-operated jack of Long travel list, including base, large tank,
Piston rod, pump housing jack up unit and oil return trigger mechanism, the base are provided with large tank, and top is provided with the top of the large tank
Cap, is provided with black box in the top cap, piston rod is provided with the large tank, and oil return triggering is provided with below the base
Mechanism, the oil return trigger mechanism are engaged with the oil return valve stem stem in base, and two installations are provided with below the base
Seat, the erection support are symmetric, are provided with support shaft, set on the pump housing jack up unit on the wall of the erection support side
There is depression bar, the depression bar is hinged in support shaft, on the depression bar, be connected with cam, the cam is matched with oil return trigger mechanism
Close, the pump housing jack up unit is provided with the pump housing, and the pump housing is fixed on base, and the expansion link of the pump housing is hinged on depression bar
End.
Preferably, the oil return trigger mechanism includes the first mounting seat, secondary spring and triggering pole, first peace
Dress seat is fixed on base, is provided with secondary spring between the triggering pole and base, and the triggering pole is engaged with cam.
Preferably, the pump housing jack up unit also includes pedal, the pedal is arranged on the end of depression bar, the depression bar
On offer mounting groove, be installed with cam in the mounting groove, the cam is rotated simultaneously with depression bar, the mounting groove
Both sides offer deep-slotted chip breaker, and hinged seat is connected with the expansion link, and back-moving spring is connected with the hinged seat, described to be hinged
Seat is engaged with deep-slotted chip breaker by bearing pin.
Preferably, the cross sectional shape of the erection support is L-shaped.
Beneficial effects of the present invention：The present invention is by base, large tank, piston rod, pump housing jack up unit and oil return triggering
The cooperation of mechanism etc., a pedal control lifting, during liter, pedal controls certain angle press pump repeatedly, by under pedal during decline
On earth, cam rotation can contact pole, order about the rising of oil return valve stem stem, realize pressure release oil return, carried out from foot-operated mode
Force feed and pressure release, it is easy to operate.
The feature and advantage of the present invention will combine accompanying drawing by embodiment and be described in detail.
【Description of the drawings】
Fig. 1 is a kind of structural representation of the foot-operated jack of Long travel list of the invention；
Fig. 2 is a kind of structural representation of the pump housing jack up unit of the foot-operated jack of Long travel list of the invention；
Fig. 3 is a kind of structural representation of the pump housing jack up unit pressure release state of the foot-operated jack of Long travel list of the invention
Figure.
【Specific embodiment】
Refering to Fig. 1 to Fig. 3, a kind of foot-operated jack of Long travel list of the invention, including base 1, large tank 2, piston rod
3rd, pump housing jack up unit 4 and oil return trigger mechanism 5, the base 1 are provided with large tank 2, and the top of the large tank 2 is provided with top
Cap 21, is provided with black box 22 in the top cap 21, piston rod 3 is provided with the large tank 2, and the lower section of the base 1 is installed
There is oil return trigger mechanism 5, the oil return trigger mechanism 5 is connected with the oil return valve stem stem in base 1, and the lower section of the base 1 sets
There are two erection supports 11, the erection support 11 is symmetric, support shaft is installed on 11 side wall of the erection support
111, the pump housing jack up unit 4 is provided with depression bar 41, and the depression bar 41 is hinged in support shaft 111, is connected on the depression bar 41
Cam 42 is connected to, the cam 42 is engaged with oil return trigger mechanism 5, the pump housing jack up unit 4 is provided with the pump housing 43, described
The pump housing 43 is fixed on base 1, and the expansion link 431 of the pump housing 43 is hinged on the end of depression bar 41.The oil return trigger mechanism 5
Including the first mounting seat 51, secondary spring 52 and triggering pole 53, first mounting seat 51 is fixed on base 1, described to touch
Send out and between pole 53 and base 1, be provided with secondary spring 52, the triggering pole 53 is engaged with cam 42.The pump housing raising dress
Putting 4 also includes pedal 44, and the pedal 44 is arranged on the end of depression bar 41, mounting groove 411 is offered on the depression bar 41, described
Cam 42 is installed with mounting groove 411, the cam 42 is rotated simultaneously with depression bar 41, and the both sides of the mounting groove 411 are opened
Deep-slotted chip breaker 412 is provided with, hinged seat 432 is connected with the expansion link 431, on the hinged seat 432, back-moving spring is connected with
432, the hinged seat 432 is engaged with deep-slotted chip breaker 412 by bearing pin.The cross sectional shape of the erection support 11 is L-shaped.
The course of work of the present invention：
A kind of foot-operated jack of Long travel list of the present invention in the course of the work, by with pin back and forth push pedal 44 (
Push in certain angular range, prevent pedal from being depressed into lowermost end, also can on the pad of ground thing block), hinged seat 432 orders about pump
Body 43 is constantly pressed oil into large tank 2, and piston rod 3 is moved up, back-moving spring 432 can auxiliary telescopic bar 431 reset, be easy to
Back and forth push, lifted using operated by foot, be easy to control, after lifting work is completed, (removing the cushion block on ground) will be stepped on pin
Plate 44 presses to least significant end, and cam 42 is turned to depression bar 41 and contacted with triggering pole 53, cam 42 drive triggering pole 53 to
Way to cycle oil is opened in upper movement, triggering oil return component, and the fluid below piston rod 3 completes pressure release in returning to oil storage cylinder, release is stepped on
44 pole 53 of plate resets, and is pressed oil from foot-operated mode and pressure release, easy to operate.
Above-described embodiment is the description of the invention, is not limitation of the invention, it is any to simple transformation of the present invention after
Scheme belong to protection scope of the present invention.
Claims (4)
1. the foot-operated jack of a kind of Long travel list, it is characterised in that：Including base (1), large tank (2), piston rod (3), pump
Body jack up unit (4) and oil return trigger mechanism (5), the base (1) are provided with large tank (2), the top of the large tank (2)
It is provided with to be provided with black box (22), the large tank (2) in top cap (21), the top cap (21) and is provided with piston rod (3), it is described
Oil return trigger mechanism (5), the oil return valve stem stem in the oil return trigger mechanism (5) and base (1) are installed below base (1)
It is engaged, below the base (1), is provided with two erection supports (11), the erection support (11) is symmetric, described
Support shaft (111) is installed on the wall of erection support (11) side, the pump housing jack up unit (4) is provided with depression bar (41), the pressure
Bar (41) is hinged in support shaft (111), and cam (42) is connected with the depression bar (41), and the cam (42) is triggered with oil return
Mechanism (5) is engaged, and the pump housing jack up unit (4) is provided with the pump housing (43), and the pump housing (43) is fixed on base (1),
The expansion link (431) of the pump housing (43) is hinged on the end of depression bar (41).
2. the foot-operated jack of a kind of Long travel list as claimed in claim 1, it is characterised in that：The oil return trigger mechanism
(5) including the first mounting seat (51), secondary spring (52) and triggering pole (53), first mounting seat (51) is fixed on base
(1), on, secondary spring (52), triggering pole (53) and cam between triggering pole (53) and base (1), are provided with
(42) it is engaged.
3. the foot-operated jack of a kind of Long travel list as claimed in claim 1, it is characterised in that：The pump housing jack up unit
(4) also include pedal (44), the pedal (44) offers mounting groove on the end of depression bar (41), the depression bar (41)
(411) cam (42), is installed with the mounting groove (411), the cam (42) is with depression bar (41) while rotation, described
The both sides of mounting groove (411) offer deep-slotted chip breaker (412), are connected with hinged seat (432), the hinge on the expansion link (431)
Back-moving spring (432) is connected with joint chair (432), the hinged seat (432) is engaged with deep-slotted chip breaker (412) by bearing pin.
4. the foot-operated jack of a kind of Long travel list as claimed in claim 1, it is characterised in that：The erection support (11)
Cross sectional shape is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611124527.0A CN106517028B (en) | 2016-12-08 | 2016-12-08 | A kind of foot-operated jack of long stroke list |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611124527.0A CN106517028B (en) | 2016-12-08 | 2016-12-08 | A kind of foot-operated jack of long stroke list |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106517028A true CN106517028A (en) | 2017-03-22 |
| CN106517028B CN106517028B (en) | 2018-12-14 |
Family
ID=58342474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611124527.0A Active CN106517028B (en) | 2016-12-08 | 2016-12-08 | A kind of foot-operated jack of long stroke list |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106517028B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2220463Y (en) * | 1994-12-27 | 1996-02-21 | 杭州千斤顶厂 | Hydraulic jack with idler quick lifting mechanism |
| CN201567182U (en) * | 2009-07-30 | 2010-09-01 | 杭州盈江机械制造有限公司 | Lifting jack of safety gear |
| CN201650925U (en) * | 2009-12-30 | 2010-11-24 | 陶宝康 | Full-closed integral hydraulic expansion device |
| CN102602842A (en) * | 2012-03-20 | 2012-07-25 | 常熟通润汽车零部件股份有限公司 | Horizontal hydraulic jack |
| CN103072920A (en) * | 2013-01-05 | 2013-05-01 | 常熟通润汽车零部件股份有限公司 | Oil pressure elevation device for carrying and transporting vehicle parts |
| CN206368004U (en) * | 2016-12-08 | 2017-08-01 | 海盐佳业机械工具有限公司 | A kind of foot-operated jack of long stroke list |
-
2016
- 2016-12-08 CN CN201611124527.0A patent/CN106517028B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2220463Y (en) * | 1994-12-27 | 1996-02-21 | 杭州千斤顶厂 | Hydraulic jack with idler quick lifting mechanism |
| CN201567182U (en) * | 2009-07-30 | 2010-09-01 | 杭州盈江机械制造有限公司 | Lifting jack of safety gear |
| CN201650925U (en) * | 2009-12-30 | 2010-11-24 | 陶宝康 | Full-closed integral hydraulic expansion device |
| CN102602842A (en) * | 2012-03-20 | 2012-07-25 | 常熟通润汽车零部件股份有限公司 | Horizontal hydraulic jack |
| CN103072920A (en) * | 2013-01-05 | 2013-05-01 | 常熟通润汽车零部件股份有限公司 | Oil pressure elevation device for carrying and transporting vehicle parts |
| CN206368004U (en) * | 2016-12-08 | 2017-08-01 | 海盐佳业机械工具有限公司 | A kind of foot-operated jack of long stroke list |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106517028B (en) | 2018-12-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Long-travel single-pedal jack Effective date of registration: 20200218 Granted publication date: 20181214 Pledgee: Zhejiang Haiyan rural commercial bank Limited by Share Ltd. Pledgor: HAIYAN JIAYE MACHINERY TOOLS Co.,Ltd. Registration number: Y2020330000059 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211223 Granted publication date: 20181214 Pledgee: Zhejiang Haiyan rural commercial bank Limited by Share Ltd. Pledgor: HAIYAN JIAYE MACHINERY TOOLS Co.,Ltd. Registration number: Y2020330000059 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220110 Address after: 314300 No. 699, Yintan Road, Xitangqiao street, Haiyan County, Jiaxing City, Zhejiang Province Patentee after: ZHEJIANG YINGRUI DIGITAL TECHNOLOGY Co.,Ltd. Address before: 314300 Haitang Industrial Park, Xitangqiao Town, Haiyan County, Jiaxing City, Zhejiang Province Patentee before: HAIYAN JIAYE MACHINERY TOOLS Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A long stroke single pedal jack Effective date of registration: 20220705 Granted publication date: 20181214 Pledgee: Xitangqiao sub branch of Zhejiang Haiyan Rural Commercial Bank Co.,Ltd. Pledgor: ZHEJIANG YINGRUI DIGITAL TECHNOLOGY Co.,Ltd. Registration number: Y2022330001245 |