CN2218734Y - Hydraulic jack with handle reset and stopper - Google Patents

Hydraulic jack with handle reset and stopper Download PDF

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Publication number
CN2218734Y
CN2218734Y CN 94245035 CN94245035U CN2218734Y CN 2218734 Y CN2218734 Y CN 2218734Y CN 94245035 CN94245035 CN 94245035 CN 94245035 U CN94245035 U CN 94245035U CN 2218734 Y CN2218734 Y CN 2218734Y
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CN
China
Prior art keywords
handle pipe
location
base
pump
hole
Prior art date
Application number
CN 94245035
Other languages
Chinese (zh)
Inventor
洪茂雄
Original Assignee
洪茂雄
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 洪茂雄 filed Critical 洪茂雄
Priority to CN 94245035 priority Critical patent/CN2218734Y/en
Application granted granted Critical
Publication of CN2218734Y publication Critical patent/CN2218734Y/en

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Abstract

The utility model relates to a hydraulic jack with a handle pipe resetting device and a stopper. One side of the pump of the jack base is provided with a locating blind hole, a compression spring can be inserted into the locating blind hole and is abutted on the base and the handle pipe sleeve, the upper part of the column which is arranged at one side of the base is provided with a pin hole, a clamping pin can be inserted into the pin hole, the handle pipe sleeve is limited and clamped, and the handle pipe can obtain an automatically boosting and resetting effect after downwardly pressed, using the energy storage and the energy release of the compression spring. In addition, the handle pipe and the handle pipe sleeve are fastened by a V-shaped spring fastener, the front port of the handle pipe is provided with a clamping hole whose two sides are inwardly concaved, and a release valve can be inserted into the clamping hole to control the opening and the closing. The end of the handle pipe is provided with a pedal or a holding handle for the pedalling or the hand driven operation.

Description

Band handle pipe resets and the hydraulic jack of clamping device

The utility model relates to and a kind ofly resetting and the hydraulic jack of clamping device with the handle pipe, can providing after You Zhiqi presses down at the handle pipe automatically resets and suitably position card ends, and make handle pipe and handle pipe box rapidly unloading combine, and have stretcher and hold handle and select the hydraulic jack of taking.

Known hydraulic jack, being fluctuated by a handle pipe (joystick) usually makes the pump action and produces the effect that raises up and hold with driving, but the user then often makes us feeling quite painstaking in shaking the application of force up and down with pressing down repeatedly, lift; Therefore, resetting after pressing down at the handle pipe then often makes us feeling quite painstaking; Therefore, resetting after pressing down at the handle pipe then seen the design that realizes jack control lever automatic resetting device, but known hydraulic jack with the automatic resetting device of handle pipe (control lever), mainly be a pull back spring to be sheathed on a plug sleeve hexagonal revolve between the outer rim and axle stopper rod on the face of cylinder, portion top, in other words, promptly, so after making the each pressing action of pump, can act on and the return that rebounds automatically by releasing of pull back spring at the direct sheathed pull back spring of pump.

Main purpose of the present utility model, be to be to provide a kind of to reset and the hydraulic jack of clamping device with the handle pipe, particularly offer a location blind hole in the pump outside of base, between this location blind hole and handle pipe box, plug long compression spring, so the increase because of spring length can provide enough DE, and obtain bigger energy storage effect, and because the growth of the fulcrum arm of force, so power abundance of rebound reset, make more prolong service life, and overcome the excessive shortcoming of moment, simultaneously, be to offer a pin-and-hole in the pedestal column upper end, make pin-and-hole in supporting the fastening position for a card shotpin insertion and with the handle pipe box in case of necessity, make the handle pipe box obtain horizontal fastening effect and avoid taking up room, make more become reasonable and practical its whole composition so improve.

An of the present utility model purpose, be to be to provide a kind of to reset and the hydraulic jack of clamping device with the handle pipe, wherein, this handle pipe forms the folder hole that the both sides concavity is arranged in front port, the energy contract that makes is gone into the Dump valve of jack and is adjusted the degree of tightness keying, and handle pipe front end outer wall is also offered an elongated hole, mat one<shape spring insert internal diameter and with this<the protruding stubborn portion of shape spring one side stretches out this elongated hole and forms and snap in the location, so be to cooperate the outer wall of handle pipe box also to offer a cooresponding elongated hole, when making the handle pipe push this handle pipe box, promptly just make<the protruding stubborn portion of shape spring also embeds in the elongated hole of handle pipe box and forms the hasp combination, guaranteeing the firm of its combination, and obtain all effects easily extremely rapidly of loading and unloading.

Another purpose of the present utility model, be to be to provide a kind of to reset and the hydraulic jack of clamping device with the handle pipe, handle pipe end wherein can be selected sheathed stretcher arbitrarily or hold handle according to actual needs, enable to be suitable for manipulating of various situations and suit required.

According to the utility model, provide a kind of and resetted and the hydraulic jack of clamping device with the handle pipe, comprise a cylinder body, a base, a pump group, a handle pipe box, a handle pipe, a compression spring and a card shotpin etc.; Wherein:

One cylinder body;

One base is located at a side of cylinder body, has a pillar near hydraulic actuating cylinder one side, and is provided with a Dump valve and a safety valve, and middlely offer the installation of a valve screw for the pump group;

One pump group comprises a plunger screwed pipe cover, a plunger and a traction seat;

One handle pipe box is run through respectively and is fastened in the perforation of the pillar of traction seat and base in the pump group by two set pins, makes this handle pipe box combine the location with the pump traction seat, and column articulated with base, and this handle pipe box one end trepanning can insert combination for the handle pipe;

One handle pipe is a hollow tube;

It is characterized in that: described base is to offer a suitable location blind hole in the pump group outside, can insert the location for a compression spring one end, the inside tabs of punching press is distinguished in handle pipe box two side again, these both sides just can cooperate the compression spring other end to form the suitable location that supports to infolding piece, make compression spring between infolding piece, form and support the location in the both sides of the location of base blind hole and handle pipe box, the energy storage that can utilize this compression spring after handle Guan Yu is pressed down with release can and raise up automatically and reset; In addition, a vertical pin-and-hole is also offered in the upper end of described pedestal column, and this pin-and-hole can insert for a card shotpin, support the location forming with the handle pipe box, the handle pipe box can't upwards be steeved and is horizontal location.

Reset and the hydraulic jack of clamping device according to band handle pipe of the present utility model, it is characterized in that, this handle pipe front port formation one has the folder hole of both sides inner concavity, and the front port outer wall also offers an elongated hole, the upper end wall of handle pipe box one end trepanning also offers an elongated hole, by this to cooperate one<shape spring to insert the handle pipe, should<shape spring one side has a protruding stubborn portion, make<the shape spring takes advantage of a situation and inserts the front port internal diameter, make this protruding stubborn portion and outer wall elongated hole form and snap in the location, and protruding stubborn portion suitably stretch out in elongated hole outside, the hasp location rapidly to cooperate the handle pipe box to insert.

Reset and the hydraulic jack of clamping device according to band handle pipe of the present utility model, it is characterized in that this card shotpin can be a straight-bar or L shaped bar, the one end also cooperates coil tension spring snapping location, but the other end of this coil tension spring then winding tangles and buckles in the pin of arbitrary set pin, places on one side should block shotpin.

Reset and the hydraulic jack of clamping device according to band handle pipe of the present utility model, it is characterized in that this handle pipe end can be provided with a stretcher or lever on the other hand.

Following conjunction with figs. is said and is described bright feature of the present utility model and advantage in detail:

Figure 1 shows that exploded perspective view of the present utility model.

Figure 2 shows that combination partial cutaway schematic of the present utility model (showing that the handle pipe box is blocked shotpin block positioning states).

Figure 3 shows that combination partial cutaway schematic of the present utility model (showing that the handle pipe inserts the state that the Dump valve adjustment opens and closes).

Figure 4 shows that handle pipe box and combination that blocks shotpin and use scheme drawing in the utility model.

Figure 5 shows that the front elevation of handle pipe folder hole that front port is in the utility model.

Figure 6 shows that stretcher in the utility model is incorporated into the assembly drawing of handle pipe operating side.

Figure 7 shows that and hold the assembly drawing that handle is incorporated into handle pipe operating side in the utility model.

Figure 8 shows that combination stereo appearance figure of the present utility model.

As shown in Figure 1, formation of the present utility model comprises primary members such as a cylinder body 1, a base 2, a pump group, a handle pipe box 4, a handle pipe 5, a compression spring 6 and a card shotpin 7; Wherein:

Cylinder body 1, with known identical, its outer wall is provided with one to be ended plug cock 11, one ends and then has the piston 12 that rises;

Base 2, be located at a side of cylinder body 1, has a pillar 21 near hydraulic actuating cylinder one side, and be provided with a Dump valve 22 (being the oil return valve) and a safety valve 23, and a valve screw 24 is offered so that the pump group to be installed in the centre, and this base 2 offers a suitable location blind hole 25 in the pump group outside, can insert the location for a compression spring 6 one ends, and a vertical pin-and-hole 211 is also established in the upper end of described pillar 21, and this pin-and-hole 211 can insert the location for a card shotpin 7;

The pump group comprises plunger screwed pipe cover 31, one plunger 32 and a traction seat 33, and it is all identical with known pump formation, and is promptly superfluous in addition in this.

Handle pipe box 4, run through respectively by two set pins 41,42 and be fastened in the perforation of traction seat 33 and base 2 pillars 21 in the pump group, in 212, make this handle pipe box 4 combine the location with pump traction seat 33, and it is column articulated with propping up of base 2, in addition, it offers an elongated hole 431 in an end trepanning 43 upper end wall, the inside tabs 44 of punching press is then distinguished in the two side, make trepanning 43 insert for handle pipe 5, both sides just can cooperate compression spring 6 other ends to form the suitable location (as shown in Figure 2) that supports to infolding piece 44;

Handle pipe 5, it is a hollow tube, its be different from known handle pipe to locate be to form a folder hole 51 (as shown in Figure 5) with both sides inner concavity at front port, and the front port outer wall is also offered an elongated hole 511, so cooperating the insertion of one<shape spring 52, should<shape spring 52 1 sides have a protruding stubborn portion 521, make<after shape spring 52 is taken advantage of a situation and is inserted the front port internal diameter, even this protruding stubborn portion 521 forms with elongated hole 511 and snaps in the location, and protruding stubborn portion 521 suitably stretch out in elongated hole 511 outside;

Compression spring 6, the both sides that are inserted in the location blind hole 25 of base 2 and handle pipe box 4 are the suitable location that supports between infolding piece 44;

Card shotpin 7, can be a straight-bar or L shaped bar (as shown in the Examples) all can, the one end can cooperate a coil tension spring 71 and the snapping location, but the other end of this coil tension spring 71 then winding tangles on the pin button 411,421 of arbitrary set pin 41 or 42 (as shown in Figure 4), so that should block shotpin places on one side and the loss that prevents to come off, when using, then card shotpin 7 one ends need only be inserted in the pin-and-hole 211 of base 2 one lateral braces 21, can form with handle pipe box 4 and support location (shown in Fig. 2,3), handle pipe box 4 can't upwards be steeved and be horizontal location;

Be inserted in the both sides of the location blind hole 25 of base 2 and handle pipe box 4 between infolding piece 44 as above-mentioned compression spring 6, because location blind hole 25 is positioned at pump group external side end, so its assembling there is no interference with the pump group, can not cause any inconvenience of pump stack-mounted, also not as releasing the fulcrum that can rebound with the pump position simultaneously, so be different from known technology, and because compression spring 6 is located the outside because of the position, can make the length overall increase of compression spring 6 on the contrary and be different from the short and small spring that directly is set in pump in the known technology, so it is many that the length overall of this compression spring 6 can rise appreciably, can provide better DE; And from lever law, this compression spring 6 promptly is and releases the fulcrum that can rebound after handle pipe 5 presses down, because of compression spring 6 fixed distance point (being set pin 42) far away, so its moment is less, load to this compression spring 6 does not have the anxiety that increases progressively, so lifting force must be more obvious.

Again, the front port of described handle pipe 5 is the folder hole 51 of both sides indent, it mainly is to open and close in order to the adjustment that cooperates Dump valve 22, when desire operation jack rises, must take off handle pipe 5 earlier and insert Dump valves 22 with its folder hole 51 and bestow closing (as shown in Figure 3) that rotation makes, can be engaged in the work of rising that holds; And, a stretcher 53 (as shown in Figure 6) or proficiency lever 54 (as shown in Figure 7) can be set at these handle pipe 5 ends, and to be suitable for foot-operated or hand manipulating, satisfy the actual demand of different situations, occupation mode easily is provided.

According to the utility model, its formation not only is different from the jack that the known operation bar has returning device, and particularly can reach following concrete effect:

(1) compression spring 6 directly is sheathed on the pump because of non-, so its combine and assemble not only can not interfered pump, and more make assembling convenient rapidly, especially 6 of compression springs are in base 2 outsides and are held in asking to infolding piece 44 of handle pipe box 4, so spring 6 effective lengths obtain cooresponding wider space, its energy storage big bounce power does not have short and small by force again and makes the tired shortcoming of DE.

(2) be that fulcrum is observed with compression spring 6, not only be not subjected to many restrictions of pump, and farther, be than growing extension, facilitate automatically reseting of handle pipe 5 rapidly easilier so release the arm of force that can rebound because of fixed distance point.

(3) go into handle pipe box 4 is given block for the contract of a card shotpin 7 because of offer a vertical pin-and-hole 211 in base 2 pillars 21, be to reach the effect that restriction handle pipe box 4 and handle pipe 5 are upwards steeved easily, so, make the needs that gear to actual circumstances in collecting, packing or transport the disappearance that all can improve its space hold in the operation.

(4) handle pipe 5 front ports are established a folder hole 51 and can be adjusted keying Dump valve 22 easily, especially implanted<shape spring 52 is in order to combine with handle pipe box 4, handle pipe 5 need only be aimed at 4 insertions of handle pipe box is rapid hasp location (as shown in Figure 2), really belong to the simple and easy utmost point easily, the unloading of handle pipe 5 then need only push<and protruding stubborn portion 521 that shape spring 52 exposes contracts in suitably, can take advantage of a situation to extract out and separate, so the loading and unloading of handle pipe 5 are quite convenient, by also firm stable very of the hasp of<shape spring 52, its with known technology in cooperate the handle pipe to offer L shaped groove screw-in combine and more belongs to novel the progress.

(5) in addition, the operating side of handle pipe 5 can be selected sheathed stretcher 53 or hold handle 54, thus can suitably select for use at different needs, with symbol user's real demand, the convenient use when operation is provided.

Claims (4)

1. one kind resets with the handle pipe and the hydraulic jack of clamping device, comprises a cylinder body (1), a base (3), a pump group, a handle pipe box (4), a handle pipe (5), a compression spring (6) and a card shotpin (7) etc.; Wherein:
One cylinder body (1);
One base (2) is located at a side of cylinder body (1), have a pillar (21) near hydraulic actuating cylinder one side, and be provided with a Dump valve (22) and a safety valve (23), and the installation of a valve screw (24) for the pump group is offered in the centre;
One pump group comprises a plunger screwed pipe cover (31), a plunger (32) and a traction seat (33);
One handle pipe box (4), run through respectively and be fastened in the perforation (212) of traction seat in the pump group (33) and base (2) pillar (21) by two set pins (41,42), make this handle pipe box (4) combine the location with pump traction seat (33), and hinged with the pillar (21) of base (2), and these handle pipe box (4) one end trepannings (43) can insert combination for handle pipe (5);
One handle pipe (5) is a hollow tube;
It is characterized in that: described base (2) is to offer a suitable location blind hole (25) in the pump group outside, can insert the location for a compression spring (6) one ends, the inside tabs (44) of punching press is distinguished in handle pipe box (4) two side again, these both sides just can cooperate compression spring (6) other end to form the suitable location that supports to infolding piece (44), make compression spring (6) support the location to 44 formation of infolding piece, make handle pipe (5) after pressing down, can utilize the energy storage of this compression spring (6) to raise up automatically and reset with releasing energy in the location blind hole (25) of base (2) and the both sides of handle pipe box (4); In addition, a vertical pin-and-hole (211) is also offered in the upper end of described base (2) pillar (21), and this pin-and-hole (211) can insert for a card shotpin (7), support the location forming with handle pipe box (4), handle pipe box (4) can't upwards be steeved and is horizontal location.
2. band handle pipe as claimed in claim 1 resets and the hydraulic jack of clamping device, it is characterized in that this handle pipe (5) front port formation one has the folder hole (51) of both sides inner concavity, and the front end outer wall also offers an elongated hole (511), the upper end wall of handle pipe box one end trepanning also offers an elongated hole, by this to cooperate one<shape spring (52) to insert the handle pipe, should<shape spring (52) one sides have a protruding stubborn portion (521), make<shape spring (52) takes advantage of a situation and inserts the front port internal diameter, make this protruding stubborn portion (521) form and snap in the location with outer wall elongated hole (511), and protruding stubborn portion (521) suitably stretches out in outside the elongated hole (511), and hasp is located rapidly to cooperate handle pipe box 4 to insert.
3. band handle pipe as claimed in claim 1 resets and the hydraulic jack of clamping device, it is characterized in that, this card shotpin (7) can be a straight-bar or L shaped bar, the one end also cooperates a coil tension spring (71) snapping location, this coil tension spring (71) but the other end then winding tangle on the pin button (411) or (421) of arbitrary set pin (41) or (42), placed on one side should block shotpin.
4. band handle pipe as claimed in claim 1 resets and the hydraulic jack of clamping device, it is characterized in that this handle pipe (5) end can be provided with a stretcher (53) or lever (54) on the other hand.
CN 94245035 1994-11-04 1994-11-04 Hydraulic jack with handle reset and stopper CN2218734Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 94245035 CN2218734Y (en) 1994-11-04 1994-11-04 Hydraulic jack with handle reset and stopper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 94245035 CN2218734Y (en) 1994-11-04 1994-11-04 Hydraulic jack with handle reset and stopper

Publications (1)

Publication Number Publication Date
CN2218734Y true CN2218734Y (en) 1996-01-31

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ID=33850945

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 94245035 CN2218734Y (en) 1994-11-04 1994-11-04 Hydraulic jack with handle reset and stopper

Country Status (1)

Country Link
CN (1) CN2218734Y (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100439231C (en) * 2004-09-04 2008-12-03 容海因里希股份公司 Device for the emergency lowering of a load-carrying means for a stacker truck
CN102303828A (en) * 2011-08-15 2012-01-04 常熟通润汽车零部件股份有限公司 Hydraulic pump structure for double-speed separating type hydraulic jack

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100439231C (en) * 2004-09-04 2008-12-03 容海因里希股份公司 Device for the emergency lowering of a load-carrying means for a stacker truck
CN102303828A (en) * 2011-08-15 2012-01-04 常熟通润汽车零部件股份有限公司 Hydraulic pump structure for double-speed separating type hydraulic jack

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