CN100480165C - Hand hydraulic booster capable of reciprocating - Google Patents
Hand hydraulic booster capable of reciprocating Download PDFInfo
- Publication number
- CN100480165C CN100480165C CNB2007100554407A CN200710055440A CN100480165C CN 100480165 C CN100480165 C CN 100480165C CN B2007100554407 A CNB2007100554407 A CN B2007100554407A CN 200710055440 A CN200710055440 A CN 200710055440A CN 100480165 C CN100480165 C CN 100480165C
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- hydraulic
- lock pin
- piston
- ejector
- hand
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Abstract
The hand hydraulic booster capable of reciprocating consists of a hydraulic booster unit, an ejecting unit, a latch locking unit and a hand hydraulic pump. The hand hydraulic pump has hydraulic oil inlet and outlet communicated through hydraulic oil pipes to the hydraulic oil inlet and outlet of the hydraulic booster unit, and the hydraulic oil pipes are provided with ball valve. The ejecting unit set beside the hydraulic booster unit has ejecting rod pushing the valve handle of the ball valve to make the valve handle rotate clockwise to open the ball valve for hydraulic oil to back flow; and the latch locking unit set beside the hydraulic booster unit has lock pin in the position corresponding to that of the valve handle and can delay the opening time for the ball valve to be opened and for the hydraulic oil to back flow completely.
Description
Technical field
The present invention relates to a kind of hydraulic servo, particularly a kind of hand hydraulic booster capable of reciprocating.
Background technology
Secondary lift on the trench of car repair shop and the four post lifting machines, if employing hydraulic servo, can very effortlessly automobile be lifted, but because hydraulic power unit does not have auto-lock function, when accidental release, the weight that lifts is fallen, and cause the accidental bodily injury, if adopt the mechanical type jack, because auto-lock function is arranged as engine installation, the weight that lifts can not fall, but need to take bigger strength operation, as adopt existing hydraulic technique to realize power-assisted, trouble very, personnel selection section chief's time carry out reciprocating, implement very difficulty.
Summary of the invention
The objective of the invention is in order to solve the problem that the work-saving device personnel selection realizes that reciprocating is very difficult section chief's time, and provide a kind of overcome above-mentioned shortcoming, hand hydraulic booster capable of reciprocating.
The present invention is made of hydraulic servo, catapult-launching gear, latch gear and hydraulic hand-pump, the hydraulic oil import and export of hydraulic hand-pump by hydraulic oil pipe go out with the hydraulic oil of hydraulic servo, import is connected, hydraulic servo has hydraulic stem, the oil return pipe of hydraulic oil pipe is provided with ball valve, this ball valve and hydraulic servo are fixed together, this ball valve has valve handle, this valve handle is perpendicular to the sense of motion of hydraulic servo, valve handle has a spring, and valve handle is in the closed position under the effect of spring; Catapult-launching gear is arranged on the side of hydraulic servo, this catapult-launching gear is by last, lower cover, tube, piston ejector ram, ejector piston, stage clip, launch the cover upper body, launch the cover lower body, lock pin, extension spring and strut member are formed, on, the centre of lower cover has the hole, the piston ejector ram, ejector piston upper sleeve through launches the cover upper body and launches the cover lower body, launch the cover upper body and launch sheathed stage clip on the piston ejector ram, ejector piston that overlaps between the lower body, launch on the piston ejector ram, ejector piston that overlaps the upper end, upper body and have back-up ring, the bottom of launching the cover lower body is annular arrangement and is enclosed within on the piston ejector ram, ejector piston, and together from the hole of lower cover, pass with piston ejector ram, ejector piston, the upper periphery that launches the cover upper body is the inclined-plane, strut member and drum outer wall are fixed together, lock pin is articulated on the strut member, one end of lock pin stretches in the tube and is positioned at the top of launching the cover upper body, the lock pin that stretches in the tube is downward-sloping, its head end is the inclined-plane, this inclined-plane is inconsistent with the inclined-plane that launches the cover upper body, the extension spring winding is in the outside of stretching into an end in the tube of tube and lock pin, the principle of work of catapult-launching gear is, when launching the cover lower body and travel forward under together with the effect of piston ejector ram, ejector piston in external force, the stage clip of piston ejector ram, ejector piston is compressed and puts aside energy, simultaneously, launch top lock pin on the cover upper body, after rising to certain distance, lock pin is upwards backed down, and loses the function of lock pin, at this moment, piston ejector ram, ejector piston is under the elastic force effect that stage clip discharges, and moment upwards launches piston ejector ram, ejector piston, hits the valve handle of ball valve, afterwards, the front end of piston ejector ram, ejector piston is return under the ejection of external force backward, and lock pin is homing under the pulling of extension spring also, and can carry out next cycle event.The piston ejector ram, ejector piston of catapult-launching gear is replaced the valve handle rear side at ball valve, the rear portion of hydraulic servo have one perpendicular to hydraulic stem and with the trace of this hydraulic stem interlock, the rear end of catapult-launching gear is positioned at the front portion of this trace, under the promotion of this trace, travels forward; When the piston ejector ram, ejector piston of this catapult-launching gear launches forward, hit valve handle ball valve is opened, under the effect of valve handle at spring, can return.
Latch gear is by housing, button, shift fork, support, stage clip and lock pin bar constitute, shift fork, support, stage clip and lock pin bar are positioned at housing, button is positioned on the housing, be arranged with stage clip on the interior bar of button, the bottom and the shift fork of button are inconsistent, the inner of the other end of shift fork and lock pin bar articulates, support is passed in the inner activity of lock pin bar, the side that housing is stretched out in the other end lock pin activity of lock pin bar, one stage clip is set on the lock pin bar and between support and lock pin rear end, the principle of work of this latch gear is, when button is subjected to external force and presses down, driving shift fork moves to the inside, thereby the lock pin bar that drives the pivot joint of the shift fork other end moves in the same way, the lock pin of lock pin bar is inwardly withdrawn and release, simultaneously, the stage clip of button and lock pin bar has been put aside energy, when removing to the pressing down of button, button is homing under stage clip itself releases energy the effect of resilience, the lock pin bar is homing under stage clip releases energy the effect of resilience, drive the shift fork homing simultaneously, then can carry out next one circulation.Latch gear and hydraulic servo be arranged in parallel, the position of its lock pin is corresponding with the position of valve handle, the hydraulic stem head end of hydraulic servo is provided with a trace perpendicular to hydraulic stem, and this trace is positioned on the button of latch gear, and can conflict with this button.
Hydraulic hand-pump is to be converted by hydraulic jack, its structure is to be made of the oil pocket on hand piston pump and the pump body, the oil inlet of hand piston pump is connected with oil pocket, oil outlet is connected with the oil-out hydraulic oil pipe, and oil pocket is connected with the hydraulic oil pipe of oil-feed, to hydraulic jack repacking part is, hydraulic stem is cancelled, its space becomes oil pocket, and the bottom shutoff in hydraulic stem chamber is dead, has promptly finished repacking.
Principle of work of the present invention is as follows:
The M/C hydraulic hand-pump injects hydraulic oil to hydraulic servo, the hydraulic stem of hydraulic servo is travelled forward, when the hydraulic stem of hydraulic servo travels forward, the cover lower body that launches that drives catapult-launching gear travels forward together with piston ejector ram, ejector piston, the stage clip of piston ejector ram, ejector piston is compressed and puts aside energy, simultaneously, launch top lock pin on the cover upper body, when the hydraulic stem of hydraulic servo rises to the summit, lock pin is upwards backed down, lose the function of lock pin, at this moment, piston ejector ram, ejector piston is under the elastic force effect that stage clip discharges, moment upwards launches piston ejector ram, ejector piston, valve handle is rotated along clockwise direction, open ball valve, hydraulic oil refluxes, the hydraulic stem of hydraulic servo return gradually under the stage clip effect of itself, at this moment, catapult-launching gear is return thereupon also, valve handle also can be under the effect of spring anticlockwise motion and return, in order to make the hydraulic oil total reflux, must make the valve handle time-delay closing, in order to make the valve handle time-delay closing, valve handle is when clockwise rotating, inwardly withdraw lock pin in inclined-plane along the latch gear lock pin, valve handle continues to do the clockwise direction rotation and is positioned at the lock pin front portion, afterwards, lock pin stretches out again under the effect of itself stage clip, retaining postpones the opening time of ball valve, so that the hydraulic oil total reflux at the rear portion of valve handle, behind the hydraulic stem return and hydraulic oil total reflux along with hydraulic servo, the trace on hydraulic stem top is pressed the button that touches latch gear, makes the lock pin retraction of latch gear, and valve handle is under the action of the spring of itself, ball valve is closed, and can carry out next operation cycle.
The operator only need control hydraulic hand-pump of the present invention always, just can realize reciprocating of the present invention, and is easy and simple to handle, and the present invention is manual operation, electrification not, so, can be used for the occasion of unregulated power supply; The present invention not only can be used for the Secondary lift in automobile repair field, also can be used for the field that other needs reciprocating power.
Description of drawings
Fig. 1 is the front view of the embodiment of the invention.
Fig. 2 is the birds-eye view of the embodiment of the invention.
Fig. 3 is the left view of the embodiment of the invention.
Fig. 4 is the A place enlarged diagram among Fig. 1.
Fig. 5 is the B place enlarged diagram among Fig. 1.
Fig. 6 is the C place enlarged diagram among Fig. 1.
Fig. 7 is the cutaway view of embodiment of the invention catapult-launching gear.
Fig. 8 is the cutaway view of embodiment of the invention latch gear.
Fig. 9 is the birds-eye view of Fig. 8.
The specific embodiment
See also Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 6, the embodiment of the invention is by hydraulic servo 1, catapult-launching gear 2, latch gear 3 and hydraulic hand-pump 4 constitute, the hydraulic oil of hydraulic hand-pump 4 advances, outlet goes out by the hydraulic oil of hydraulic oil pipe 5 with hydraulic servo 1, import is connected, hydraulic servo 1 has hydraulic stem 11, the oil return pipe of hydraulic oil pipe 5 is provided with ball valve 6, this ball valve 6 is fixed together with hydraulic servo 1, this ball valve 6 has valve handle 61, this valve handle 61 is perpendicular to the sense of motion of hydraulic servo 1, but it is non-intersect, valve handle 61 has a spring 62, and valve handle 61 is in the closed position under the effect of spring 62;
See also Fig. 1, Fig. 4, shown in Figure 7, catapult-launching gear 2 is arranged on the side of hydraulic servo 1, this catapult-launching gear 2 is by loam cake 21, lower cover 22, tube 23, piston ejector ram, ejector piston 24, stage clip 25, launch cover upper body 26, launch cover lower body 27, lock pin 28, extension spring 29 and strut member 30 are formed, the centre of loam cake 21 and lower cover 22 has hole 211,221, piston ejector ram, ejector piston 24 upper sleeve throughs launch cover upper body 26 and launch cover lower body 27, launch cover upper body 26 and launch sheathed stage clip 25 on the piston ejector ram, ejector piston 24 that overlaps between the lower body 27, launch on the piston ejector ram, ejector piston 24 that overlaps 26 upper ends, upper body and have back-up ring 241, the bottom of launching cover lower body 27 is annular arrangement and is enclosed within on the piston ejector ram, ejector piston 24, and together from the hole 221 of lower cover 22, pass with piston ejector ram, ejector piston 24, the upper periphery that launches cover upper body 26 is the inclined-plane, strut member 30 is fixed together with tube 23 outer walls, lock pin 28 is articulated on the strut member 30, one end of lock pin 28 stretches in the tube 23 and is positioned at the top of launching cover upper body 26, the lock pin 28 that stretches in the tube 23 is downward-sloping, its head end is the inclined-plane, this inclined-plane is inconsistent with the inclined-plane that launches cover upper body 26, extension spring 29 windings are in the outside of stretching into an end in the tube 23 of tube 23 and lock pin 28, the principle of work of catapult-launching gear 2 is, when launch cover lower body 27 together with the effect of piston ejector ram, ejector piston 24 in external force under during upward movement, the stage clip 25 of piston ejector ram, ejector piston 24 is compressed and puts aside energy, simultaneously, launch top lock pin 28 on the cover upper body 26, after rising to certain distance, lock pin 28 is upwards backed down, lose the function of lock pin, at this moment, piston ejector ram, ejector piston 24 is under the elastic force effect that stage clip 25 discharges, moment upwards launches piston ejector ram, ejector piston 24, hit after the valve handle 61 of ball valve 6, the front end of piston ejector ram, ejector piston 24 is return under the ejection of downward external force, lock pin 28 is homing under the pulling of extension spring 29 also, and can carry out next cycle event.The piston ejector ram, ejector piston 24 of catapult-launching gear 2 is replaced valve handle 61 rear sides at ball valve 6, the bottom of hydraulic servo 1 have one perpendicular to hydraulic stem 11 and with the trace 12 of these hydraulic stem 11 interlocks, the bottom of catapult-launching gear 2 is positioned at the front portion of this trace 12, under the promotion of this trace 12, upward movement; When the piston ejector ram, ejector piston 24 of this catapult-launching gear 2 upwards launches, hit valve handle 61 ball valve 6 opened, when valve handle 61 under the effect of spring 62, can return.
See also Fig. 1, Fig. 4, Fig. 8, shown in Figure 9, latch gear 3 is by housing 31, button 32, shift fork 33, support 34, stage clip 35 and lock pin bar 36 constitute, shift fork 33, support 34, stage clip 35 and lock pin bar 36 are positioned at housing 31, button 32 is positioned on the housing 31, be arranged with stage clip 322 on the interior bar 321 of button 32, the bottom of button 32 and shift fork 33 are inconsistent, the inner of the other end of shift fork 33 and lock pin bar 36 articulates, support 34 is passed in the inner activity of lock pin bar 36, the side that housing 31 is stretched out in other end lock pin 361 activities of lock pin bar 36, one stage clip 35 is set on the lock pin bar 36 and between support 34 and lock pin 361 rear ends, the principle of work of this latch gear 3 is, when button 32 is subjected to external force and presses down, driving shift fork 33 moves to the inside, thereby the lock pin bar 36 that drives the pivot joint of shift fork 33 other ends moves in the same way, the lock pin 361 of lock pin bar 36 is inwardly withdrawn and release, simultaneously, the stage clip of button 32 and lock pin bar 36 has been put aside energy, when removing to the pressing down of button 32, button 32 is homing under stage clip 322 itself releases energy the effect of resilience, lock pin bar 36 is homing under stage clip 35 releases energy the effect of resilience, drive shift fork 33 homings simultaneously, then can carry out next one circulation.Latch gear 3 is arranged on the side direction of hydraulic servo 1, the position of its lock pin 361 is corresponding with the position of valve handle 61, the inclined-plane of lock pin 361 down, hydraulic stem 11 head ends of hydraulic servo 1 are provided with a trace 13 perpendicular to hydraulic stem 11, this trace 13 is positioned on the button 32 of latch gear 3, and can conflict with this button 32;
See also Fig. 1, shown in Figure 5, hydraulic hand-pump 4 is to be converted by hydraulic jack, its structure is to be made of the oil pocket 43 on hand piston pump 41 and the pump body 42, the oil inlet of hand piston pump 41 is connected with oil pocket 43, oil outlet is connected with oil-out hydraulic oil pipe 5, oil pocket 43 is connected with the hydraulic oil pipe 5 of oil-feed, to hydraulic jack repacking part be, hydraulic stem is cancelled, its space becomes oil pocket 43, this oil pocket 43 is connected with the hydraulic oil pipe 5 of oil-feed, and the hydraulic stem chamber bottom shutoff of oil pocket 43 bottoms is dead, has promptly finished repacking.
Principle of work of the present invention is as follows:
See also Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6, M/C hydraulic hand-pump 4 injects hydraulic oil to hydraulic servo 1, the hydraulic stem 11 of hydraulic servo 1 is travelled forward, when the hydraulic stem 11 of hydraulic servo 1 travels forward, the cover lower body 21 that launches that drives catapult-launching gear 2 travels forward together with piston ejector ram, ejector piston 24, the stage clip 25 of piston ejector ram, ejector piston 24 is compressed and puts aside energy, simultaneously, launch top lock pin 28 on the cover upper body 26, when the hydraulic stem 11 of hydraulic servo 1 rises to the summit, lock pin 28 is upwards backed down, lose the function of lock pin, at this moment, piston ejector ram, ejector piston 24 is under the elastic force effect that stage clip 25 discharges, moment upwards launches piston ejector ram, ejector piston 24, valve handle 61 is rotated along clockwise direction, open ball valve 6, hydraulic oil refluxes, the hydraulic stem 11 of hydraulic servo 1 return gradually under the stage clip effect of itself, at this moment, catapult-launching gear 2 is return thereupon also, valve handle 61 also can be under the effect of spring 62 anticlockwise motion and return, in order to make the hydraulic oil total reflux, must make valve handle 61 time-delay closings, in order to make valve handle 61 time-delay closings, valve handle 61 is when doing the clockwise direction rotation, inwardly withdraw lock pin 361 in inclined-plane along latch gear 3 lock pins 361, valve handle 61 continues to do the clockwise direction rotation and is positioned at lock pin 361 front portions, afterwards, lock pin 361 stretches out again under the effect of itself stage clip 35, retaining is at the rear portion of valve handle 61, the opening time of ball valve 6 is postponed, so that hydraulic oil total reflux, behind hydraulic stem 11 returns and hydraulic oil total reflux along with hydraulic servo 1, the trace 13 on hydraulic stem 11 tops is pressed the button 32 that touches latch gear 3, make lock pin 361 retractions of latch gear 3, valve handle 61 is closed 6 with ball valve, and can be carried out next operation cycle under spring 62 effects of itself.
Claims (4)
1, a kind of hand hydraulic booster capable of reciprocating, it is characterized in that: be by hydraulic servo (1), catapult-launching gear (2), latch gear (3) and hydraulic hand-pump (4) constitute, the hydraulic oil of hydraulic hand-pump (4) advances, outlet goes out by the hydraulic oil of hydraulic oil pipe (5) with hydraulic servo (1), import is connected, hydraulic servo (1) has hydraulic stem (11), the oil return pipe of hydraulic oil pipe (5) is provided with ball valve (6), this ball valve (6) is fixed together with hydraulic servo (1), this ball valve (6) has valve handle (61), this valve handle (61) is perpendicular to the sense of motion of hydraulic servo (1), valve handle (61) has a spring (62), and valve handle (61) is in the closed position under the effect of spring (62); Catapult-launching gear (2) is arranged on the side of hydraulic servo (1), the piston ejector ram, ejector piston (24) of catapult-launching gear (2) is replaced valve handle (61) rear side in ball valve (6), the bottom of hydraulic servo (1) have one perpendicular to hydraulic stem (11) and with the trace (12) of this hydraulic stem (11) interlock, the bottom of catapult-launching gear (2) is positioned at the front portion of this trace (12), upward movement under the promotion of this trace (12); Latch gear (3) is arranged on the side direction of hydraulic servo (1), the position of its lock pin (361) is corresponding with the position of valve handle (61), the inclined-plane of lock pin (361) down, hydraulic stem (11) head end of hydraulic servo (1) is provided with a trace (13) perpendicular to hydraulic stem (11), this trace (13) is positioned on the button (32) of latch gear (3), and can conflict with this button (32).
2, a kind of hand hydraulic booster capable of reciprocating according to claim 1, it is characterized in that: described catapult-launching gear (2) is by loam cake (21), lower cover (22), tube (23), piston ejector ram, ejector piston (24), stage clip (25), launch cover upper body (26), launch cover lower body (27), lock pin (28), extension spring (29) and strut member (30) are formed, the centre of loam cake (21) and lower cover (22) has hole (211,221), piston ejector ram, ejector piston (24) upper sleeve through launches cover upper body (26) and launches cover lower body (27), the piston ejector ram, ejector piston (24) that launches cover upper body (26) and launch between the cover lower body (27) is gone up sheathed stage clip (25), launch on the piston ejector ram, ejector piston (24) that overlaps upper end, upper body (26) and have back-up ring (241), the bottom of launching cover lower body (27) is annular arrangement and is enclosed within on the piston ejector ram, ejector piston (24), and together from the hole (221) of lower cover (22), pass with piston ejector ram, ejector piston (24), the upper periphery that launches cover upper body (26) is the inclined-plane, strut member (30) is fixed together with tube (23) outer wall, lock pin (28) is articulated on the strut member (30), one end of lock pin (28) stretches in the tube (23) and is positioned at the top of launching cover upper body (26), the lock pin (22) that stretches in the tube (23) is downward-sloping, its head end is the inclined-plane, this inclined-plane is inconsistent with the inclined-plane that launches cover upper body (26), and extension spring (29) winding is in the outside of stretching into an end in the tube (23) of tube (23) and lock pin (28).
3, a kind of hand hydraulic booster capable of reciprocating according to claim 1, it is characterized in that: described latch gear (3) is by housing (31), button (32), shift fork (33), support (34), stage clip (35) and lock pin bar (36) constitute, shift fork (33), support (34), stage clip (35) and lock pin bar (36) are positioned at housing (31), button (32) is positioned on the housing (31), be arranged with stage clip (322) on the interior bar (321) of button (32), the bottom of button (32) and shift fork (33) are inconsistent, the inner of the other end of shift fork (33) and lock pin bar (36) articulates, support (34) is passed in the inner activity of lock pin bar (36), the side of housing (31) is stretched out in other end lock pin (361) activity of lock pin bar (36), and a stage clip (35) is set on the lock pin bar (36) and is positioned between support (34) and lock pin (361) rear end.
4, a kind of hand hydraulic booster capable of reciprocating according to claim 1, it is characterized in that: described hydraulic hand-pump (4) is to be made of the oil pocket (43) on hand piston pump (41) and the pump body (42), the oil inlet of hand piston pump (41) is connected with oil pocket (43), oil outlet is connected with oil-out hydraulic oil pipe (5), and oil pocket (43) is connected with the hydraulic oil pipe (5) of oil-feed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100554407A CN100480165C (en) | 2007-03-22 | 2007-03-22 | Hand hydraulic booster capable of reciprocating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100554407A CN100480165C (en) | 2007-03-22 | 2007-03-22 | Hand hydraulic booster capable of reciprocating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101020563A CN101020563A (en) | 2007-08-22 |
| CN100480165C true CN100480165C (en) | 2009-04-22 |
Family
ID=38708451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100554407A Expired - Fee Related CN100480165C (en) | 2007-03-22 | 2007-03-22 | Hand hydraulic booster capable of reciprocating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100480165C (en) |
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2007
- 2007-03-22 CN CNB2007100554407A patent/CN100480165C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101020563A (en) | 2007-08-22 |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090422 Termination date: 20100322 |