CN206368004U - A kind of foot-operated jack of long stroke list - Google Patents
A kind of foot-operated jack of long stroke list Download PDFInfo
- Publication number
- CN206368004U CN206368004U CN201621343622.5U CN201621343622U CN206368004U CN 206368004 U CN206368004 U CN 206368004U CN 201621343622 U CN201621343622 U CN 201621343622U CN 206368004 U CN206368004 U CN 206368004U
- Authority
- CN
- China
- Prior art keywords
- oil return
- base
- pump housing
- jack
- depression bar
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Fluid-Pressure Circuits (AREA)
- Reciprocating Pumps (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The utility model discloses a kind of foot-operated jack of long stroke list, including base, large tank, piston rod, pump housing jack up unit and oil return trigger mechanism, the base is provided with large tank, the top of the large tank is provided with top cap, seal assembly is provided with the top cap, piston rod is provided with the large tank, oil return trigger mechanism is installed below the base, the oil return trigger mechanism is connected with oil return valve stem, the lower section of the base is provided with two erection supports, support shaft is installed on the wall of the erection support side, the pump housing jack up unit is provided with depression bar, the depression bar is hinged in support shaft, cam is connected with the depression bar, the cam is engaged with oil return trigger mechanism, the pump housing jack up unit is provided with the pump housing, the expansion link of the pump housing is hinged on the end of depression bar.One pedal control lifting, pedal controls certain angle press pump repeatedly during liter, by earth, cam contact pole realizes pressure release oil return, simple operation under pedal during decline.
Description
【Technical field】
The utility model is related to technical field of jacks, the technology neck of particularly a kind of foot-operated jack of long stroke list
Domain.
【Background technology】
Jack be one kind rigidity top lift part as equipment, pushed up by top bracket or bottom claw in stroke
The light small 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
Increase in the continuous of oil pressure in hydraulic cylinder, just force the weight above piston rod and piston rod to move upwardly together, it is existing to answer
Extensive jack, including the base being made up of wallboard are used, the bottom surface surrounding of base is equipped with wheel；Oil cylinder is housed and right on base
Oil cylinder pump oil is also equipped with the handle and pedal for driving oil pump piston bar to move to drive the oil pump that it is moved；The bottom of handle
And pedal by hinge on wallboard.During operation, fixed handle or foot-treadle are pressed above and below operating personnel, oil is driven
Pump piston is moved back and forth, and hydraulic oil is constantly pumped into 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 stroke list.
【Utility model content】
The purpose of this utility model is exactly to solve the problems of the prior art, proposes that a kind of long stroke list is foot-operated very heavy
Top, for automobile engine maintaining, a pedal control lifting, pedal controls certain angle press pump repeatedly during liter, declines
When by earth, cam contact pole realizes pressure release oil return, simple operation under pedal.
To achieve the above object, the utility model proposes a kind of foot-operated jack of long stroke list, including base, big oil
Cylinder, piston rod, pump housing jack up unit and oil return trigger mechanism, the base are provided with the top of large tank, the large tank and set
It is provided with crown cap, the top cap in seal assembly, the large tank and is provided with piston rod, is provided with back below the base
Oily trigger mechanism, the oil return trigger mechanism is engaged with the oil return valve stem in base, and the lower section of the base is provided with two
Erection support, the erection support is symmetric, and support shaft, the pump housing raising dress are provided with the wall of the erection support side
Put provided with depression bar, the depression bar is hinged in support shaft, cam is connected with the depression bar, the cam triggers machine with oil return
Structure is engaged, and 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
In the end of depression bar.
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, 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 cam be installed with mounting groove, the mounting groove, the cam is rotated simultaneously with depression bar, the mounting groove
Both sides, which offer to be connected with deep-slotted chip breaker, the expansion link on hinged seat, the hinged seat, is connected with back-moving spring, described to be hinged
Seat is engaged by bearing pin with deep-slotted chip breaker.
Preferably, the cross sectional shape of the erection support is L-shaped.
The beneficial effects of the utility model：The utility model by base, large tank, piston rod, pump housing jack up unit and
The cooperation of oil return trigger mechanism etc., a pedal control lifting, pedal controls certain angle press pump repeatedly during liter, during decline
By on earth, cam rotation can contact pole under pedal, drive oil return valve stem to rise, pressure release oil return is realized, from foot-operated
Mode is pressed oil and pressure release, easy to operate.
Feature and advantage of the present utility model will be described in detail by embodiment combination accompanying drawing.
【Brief description of the drawings】
Fig. 1 is a kind of structural representation of the foot-operated jack of long stroke list of the utility model；
Fig. 2 is a kind of structural representation of the pump housing jack up unit of the foot-operated jack of long stroke list of the utility model；
Fig. 3 is that a kind of structure of the pump housing jack up unit pressure release state of foot-operated jack of long stroke list of the utility model is shown
It is intended to.
【Embodiment】
Refering to Fig. 1 to Fig. 3, a kind of foot-operated jack of long stroke list of the utility model, including base 1, large tank 2, work
Stopper rod 3, 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 set
It is provided with crown cap 21, the top cap 21 in seal assembly 22, the large tank 2 and is provided with piston rod 3, the lower section of the base 1
Oil return trigger mechanism 5 is installed, the oil return trigger mechanism 5 is connected with the oil return valve stem in base 1, under the base 1
Side is symmetric provided with two erection supports 11, the erection support 11, and support is provided with the side wall of erection support 11
Axle 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, on the depression bar 41
Cam 42 is connected with, 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, institute
State the pump housing 43 to be fixed on base 1, the expansion link 431 of the pump housing 43 is hinged on the end of depression bar 41.The oil return triggers machine
Structure 5 includes the first mounting seat 51, secondary spring 52 and triggering pole 53, and first mounting seat 51 is fixed on base 1, described
Trigger and secondary spring 52 is provided between pole 53 and base 1, the triggering pole 53 is engaged with cam 42.The pump housing raising
Device 4 also includes pedal 44, and the pedal 44 is arranged on the end of depression bar 41, the depression bar 41 and offers mounting groove 411, institute
State and cam 42 is installed with mounting groove 411, the cam 42 is rotated simultaneously with depression bar 41, the both sides of the mounting groove 411
Offer to be connected with deep-slotted chip breaker 412, the expansion link 431 on hinged seat 432, the hinged seat 432 and be connected with back-moving spring
431, the hinged seat 432 is engaged by bearing pin with deep-slotted chip breaker 412.The cross sectional shape of the erection support 11 is L-shaped.
Utility model works process：
A kind of foot-operated jack of long stroke list of the utility model in the course of the work, pedal 44 is back and forth pushed by using pin
(pushed in certain angular range, prevent pedal from being depressed into lowermost end, also can on the pad of ground thing block), hinged seat 432 drives
The pump housing 43 is constantly pressed oil into large tank 2, piston rod 3 moves up, back-moving spring 431 can auxiliary telescopic bar 431 answer
Position, is easy to back and forth push, is lifted using operated by foot, is easy to control, and after lifting work is completed, (cushion block for removing ground) is used
Pedal 44 is pressed to least significant end by pin, and cam 42 is turned to depression bar 41 and contacted with triggering pole 53, the driving triggering branch of cam 42
Bar 53 is moved up, and triggering oil return component opens way to cycle oil, and the fluid of the lower section of piston rod 3, which is returned to, completes pressure release in oil storage cylinder,
Unclamp the pole 53 of pedal 44 to reset, pressed oil from foot-operated mode and pressure release, it is easy to operate.
It, to explanation of the present utility model, is limited of the present utility model that above-described embodiment, which is, any new to this practicality
Scheme after type simple transformation belongs to protection domain of the present utility model.
Claims (4)
1. a kind of foot-operated jack of long stroke 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)
Provided with top cap (21), it is provided with the top cap (21) in seal assembly (22), the large tank (2) and is provided with piston rod (3), it is described
Oil return trigger mechanism (5), the oil return trigger mechanism (5) and the oil return valve stem in base (1) are installed below base (1)
It is engaged, the lower section of the base (1) is provided with two erection supports (11), and the erection support (11) is symmetric, described
Support shaft (111) is installed, the pump housing jack up unit (4) is provided with depression bar (41), the pressure on the wall of erection support (11) side
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. a kind of foot-operated jack of long stroke list as claimed in claim 1, it is characterised in that：The oil return trigger mechanism
(5) the first mounting seat (51), secondary spring (52) and triggering pole (53) are included, first mounting seat (51) is fixed on base
(1) on, secondary spring (52), the triggering pole (53) and cam are provided between the triggering pole (53) and base (1)
(42) it is engaged.
3. a kind of foot-operated jack of long stroke list as claimed in claim 1, it is characterised in that：The pump housing jack up unit
(4) pedal (44) is also included, the pedal (44) is arranged on the end of depression bar (41), the depression bar (41) and offers mounting groove
(411) cam (42), is installed with the mounting groove (411), the cam (42) rotates simultaneously with depression bar (41), described
The both sides of mounting groove (411) offer and are connected with hinged seat (432), the hinge on deep-slotted chip breaker (412), the expansion link (431)
Back-moving spring (431) is connected with joint chair (432), the hinged seat (432) is engaged by bearing pin with deep-slotted chip breaker (412).
4. a kind of foot-operated jack of long stroke list as claimed in claim 1, it is characterised in that：The erection support (11)
Cross sectional shape be L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621343622.5U CN206368004U (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 |
|---|---|---|---|
| CN201621343622.5U CN206368004U (en) | 2016-12-08 | 2016-12-08 | A kind of foot-operated jack of long stroke list |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206368004U true CN206368004U (en) | 2017-08-01 |
Family
ID=59392864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621343622.5U Withdrawn - After Issue CN206368004U (en) | 2016-12-08 | 2016-12-08 | A kind of foot-operated jack of long stroke list |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206368004U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517028A (en) * | 2016-12-08 | 2017-03-22 | 海盐佳业机械工具有限公司 | Long-travel single-pedal jack |
-
2016
- 2016-12-08 CN CN201621343622.5U patent/CN206368004U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517028A (en) * | 2016-12-08 | 2017-03-22 | 海盐佳业机械工具有限公司 | Long-travel single-pedal jack |
| CN106517028B (en) * | 2016-12-08 | 2018-12-14 | 海盐佳业机械工具有限公司 | A kind of foot-operated jack of long stroke list |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204607490U (en) | The hydraulic jack of load fast lifting | |
| CN203392790U (en) | Pedal type auto jack | |
| CN206368004U (en) | A kind of foot-operated jack of long stroke list | |
| CN106517028B (en) | A kind of foot-operated jack of long stroke list | |
| CN104210987A (en) | Single-column hydraulic movable lifter | |
| US2471770A (en) | Hydraulic jack | |
| CN211971620U (en) | Electric hydraulic jack | |
| CN216687274U (en) | Concentric casing jack | |
| CN206368005U (en) | A kind of special double-pump type hydraulic jack of firewood car | |
| CN201746277U (en) | Hydraulic jack with manual gear pump | |
| CN201261453Y (en) | Hydraulic hoisting system | |
| CN206486227U (en) | A kind of antidetonation pedal lifting hydraulic jack | |
| CN201027152Y (en) | Electric hydraulic jack | |
| CN205709677U (en) | The motorcycle repairing rack of double pump fast lifting | |
| CN201777823U (en) | Hydraulic jack suitable for narrow space | |
| CN206368006U (en) | A kind of horizontal-vertical double-purpose jack | |
| CN2272432Y (en) | Portable automatic hydraulic jack | |
| CN206105739U (en) | Pneumatic cylinder plunger type slush pump valve seat extractor | |
| CN106744495B (en) | Lifting translation machine and steel rail lifting translation equipment | |
| CN2474566Y (en) | Hydraulic rail jack | |
| CN101823665A (en) | Rail brake device of gantry crane | |
| CN2136825Y (en) | Horizontal hydraulic jack | |
| CN206466928U (en) | A kind of height limiter of hydropneumatic jack cylinder | |
| CN204689535U (en) | A kind of upright jack that bolt is housed | |
| CN210419092U (en) | Hand-operated lifting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170801 Effective date of abandoning: 20181214 |
|
| AV01 | Patent right actively abandoned |