CN201723394U - Hydraulic motive power high-pressure pump - Google Patents
Hydraulic motive power high-pressure pump Download PDFInfo
- Publication number
- CN201723394U CN201723394U CN2010202548342U CN201020254834U CN201723394U CN 201723394 U CN201723394 U CN 201723394U CN 2010202548342 U CN2010202548342 U CN 2010202548342U CN 201020254834 U CN201020254834 U CN 201020254834U CN 201723394 U CN201723394 U CN 201723394U
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- plunger
- valve
- piston body
- pump housing
- pump
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Abstract
The utility model discloses a hydraulic motive power high-pressure pump, which comprises a pump body, a hydraulic reversing device and a water suction and discharge device. The utility model changes the traditional crankshaft connecting rod gear transmission mode in the prior art, a piston is in linear movement, the size is small, the weight is light, the structure is compact, the discharged flow rate can not be reduced along with the increase of the discharge pressure, the pressure and the flow rate can be set and regulated through a regulator arranged in a hydraulic motive power device, and the maximum flow rate and the maximum pressure can be realized at the same time. The utility model has fewer parts, fewer easy-damage parts and lower operation cost than a traditional pump, and the effective power is improved by 10 percent through being compared with that of a high-pressure pump transmitted by a crankshaft connecting rod.
Description
Technical field
The utility model relates to a kind of high-pressure service pump technology, relates in particular to a kind of hydraulic power high-pressure service pump.
Background technique
Oil hydraulic pump is the dynamical element of hydraulic system, and its effect is the pressure energy that the mechanical energy of prime mover is converted to liquid, refers to the pump in the hydraulic system, and it provides power to whole hydraulic system.Oil hydraulic pump has been widely used in the main articles for use of Architectural Equipment and jumbo, diesel engine and other machinery.In the existing high-pressure service pump, major part all is to adopt the structural principle of crankshaft-link rod transmission mechanism to design, thereby causes complex structure, and is bulky, and the heavy inconvenience carrying of pump is moved and is difficult for being connected with other equipment; Simultaneously, defective such as the gear-driven resistance of traditional crankshaft-link rod is bigger, and useful horsepower is low, and energy loss is bigger, and core component is easy to wear makes operating cost higher.
The model utility content
The technical problem that the utility model solved provides a kind of hydraulic power high-pressure service pump, has changed the gear-driven mode of traditional crankshaft-link rod in the past, parts without spin, and plunger is straight line motion fully.
A kind of hydraulic power high-pressure service pump comprises: the pump housing, hydraulic pressure reversing arrangement and Water sucking and draining device; The described pump housing is provided with water intake, water outlet, filler opening and oil outlet; Internal cavities at the described pump housing is provided with piston body, left plunger and right plunger, is separately positioned on described piston body both sides at described left plunger and right plunger, and described left plunger is connected by screw thread with described piston body with right plunger; Described hydraulic pressure reversing arrangement is arranged between described piston body, left plunger and the right plunger, described hydraulic pressure reversing arrangement comprises cylinder sleeve, piston body, control selector valve and directional post, described left plunger is connected by the directional post of bolt with described control selector valve, and described cylinder sleeve is arranged between the described piston body outside and the described pump housing; On described piston body right side, form hydraulic pressure cavity between the described right plunger and the described pump housing, described filler opening is connected with described hydraulic pressure cavity; In described piston body left side, form oil pocket between the described left plunger and the described pump housing, described oil outlet goes out oil pocket and is connected with described; Described water intake and the described pump housing internal cavities place of being connected are provided with suction valve, are provided with outlet valve at described water outlet and the described pump housing internal cavities place of being connected; Space between described left plunger, right plunger and the described control selector valve is the guiding hydraulic pressure cavity; Described piston body has commutation hole and commutation oil through.
Further: between the plunger and the pump housing, between the pump housing and the cylinder sleeve, be provided with seal ring between the pump housing and the piston body.
Further: described suction valve is unidirectional check valve, comprises left suction valve and right suction valve.
Further: described outlet valve is unidirectional check valve, comprises left outlet valve and right outlet valve.
Further: described suction valve or drain valve adopt valve gap form or steel ball form.
Further: described control selector valve is arranged between described left plunger and the right plunger.
Further: the left end outside diameter of described control selector valve is φ 26.5mm～φ 29.5mm, and the right-hand member outside diameter is φ 34.5～φ 36.5mm.
Technique effect of the present utility model comprises:
1, the utility model comes compressed fluid by the to-and-fro motion of plunger, and fluid can be air or liquid.
2, the utility model can be converted into kinetic energy the potential energy of fluid easily.
3, the utility model parts without spin, changed the gear-driven mode of traditional crankshaft-link rod in the past, piston is a straight line motion, volume is little, in light weight, compact structure, the flow of discharging does not increase with the pressure of discharging and reduces, can set or adjustment pressure and flow by the controlling device in the hydraulic power unit, peak rate of flow and pressure maximum can be realized simultaneously.
4, the utility model component lack than conventional pump, few easy workout part, and operating cost is low, and the high-pressure service pump of work ratio tradition crankshaft-link rod transmission improves 10%.
Description of drawings
Fig. 1 is a sectional drawing of the present utility model;
Fig. 2 is the flow chart of the utility model user mode 1;
Fig. 3 is the flow chart of the utility model user mode 2.
Embodiment
The utility model has been abandoned the function mode of existing high-pressure service pump fully, furtherly, has changed the existing crankshaft-link rod kind of drive of high-pressure service pump and has been the complete free piston linear motion mode of parts without spin.
Below with reference to accompanying drawing and preferred embodiment, the technical solution of the utility model is done detailed description.
As shown in Figure 1, the utility model comprises: the pump housing, hydraulic pressure reversing arrangement and Water sucking and draining device.The pump housing is provided with water intake 5, water outlet 4, filler opening 11 and oil outlet 12; Internal cavities at the pump housing is provided with piston body 25 and plunger, and plunger is divided into left plunger 13 and right plunger 14, is separately positioned on piston body 25 both sides at left plunger 13 and right plunger 14, and left plunger 13 and right plunger 14 and piston body 25 are connected by screw thread.Cavity between plunger and the piston body forms guiding hydraulic pressure cavity 23, hydraulic pressure cavity 21 and goes out oil pocket 22, guiding hydraulic pressure cavity 23, hydraulic pressure cavity 21 and go out oil pocket 22 and lay respectively at piston body 25 both sides.
Between piston body and two plungers, be provided with the hydraulic pressure reversing arrangement, the hydraulic pressure reversing arrangement comprises: cylinder sleeve 24, piston body 25, control selector valve 26 and directional post, the both sides of piston body 25 have commutation hole 27 and commutation oil through 28.Left side plunger 13 is connected by the directional post of bolt with control selector valve 26, is provided with cylinder sleeve 24 between piston body 25 outsides and the pump housing, on piston body 25 right sides, forms hydraulic pressure cavity 23 between the right plunger 14 and the pump housing, and filler opening 11 is connected with hydraulic pressure cavity 23; In piston body 25 left sides, form oil pocket 22 between the left plunger 13 and the pump housing, oil outlet 12 with go out oil pocket and 22 be connected mutually.Piston body 25 has commutation hole and commutation oil through.Filler opening 11 and oil outlet 12 are used to be connected the oil outlet and the spill port of hydraulic power unit, and hydraulic power unit can adopt the quantitative hydraulic pump system, also can adopt the volume adjustable hydraulic pump system.Control selector valve 26 left end outside diameters are φ 26.5mm-φ 29.5mm, and the right-hand member outside diameter is φ 34.5mm-φ 36.5mm.Reach the variation of the specified delivery pressure of high-pressure service pump by piston body 25 lifting surface areas and the variation of plunger lifting surface area ratio.
Water sucking and draining device comprises: suction valve, outlet valve, wherein, suction valve comprises: left suction valve 31, right suction valve 34, outlet valve comprises: left outlet valve 32, right outlet valve 33.Water intake 5 and the pump housing internal cavities place of being connected are provided with suction valve, are provided with outlet valve at water intake 4 and the pump housing internal cavities place of being connected; Space between left side plunger 13, right plunger 14 and the control selector valve 26 is guiding hydraulic pressure cavity 23.
In order to guarantee obturation effect, between the plunger and the pump housing, between the pump housing and the cylinder sleeve 24, be provided with seal ring 29 between the pump housing and the piston body 25.
The pump housing is provided with filler opening 11 and oil outlet 12, and filler opening 11 is connected with hydraulic pressure cavity 21, oil outlet 12 with go out oil pocket 22 and be connected, filler opening 11 connects the hydraulic pressure high pressure oil in the hydraulic power unit, oil outlet 12 connects the return opening in the hydraulic power unit; The hydraulic pressure high pressure oil enters hydraulic pressure cavity 21 by filler opening 11, discharges from oil outlet 12 by going out oil pocket 22; In the cavity of pump housing inside, piston body 25 left and right sides are provided with left plunger 13 and right plunger 14, and be connected with piston body 25 by screw thread, left side plunger 13 is connected by the directional post of bolt with control selector valve 26, control selector valve 26 arranged outside have piston body 25, and the position that piston body 25 outsides in pump housing correspondence is provided with cylinder sleeve 24; Pump housing top and bottom have the hole, are provided with left suction valve 31, left outlet valve 32, right outlet valve 33, right suction valve 34, and each suction valve and drain valve comprise: valve bonnet, valve gap, valve seat, spring; Be provided with the passage that goes rancid in the control selector valve 26, left side plunger 13, space between right plunger 14 and the control selector valve 26 is a guiding hydraulic pressure cavity 23, the left side of piston body 25 has commutation hole 27, guiding hydraulic pressure cavity 23 is connected in commutation hole 27, commutation hole 27 is along with piston body 25 to-and-fro motion are connecting hydraulic pressure cavity 21 respectively, go out oil pocket 22, the right side of piston body 25 has a commutation oil through 28, commutation oil through 28 connects hydraulic pressure cavity 21, commutation oil through 28 is closed when the passage that goes rancid of commutation oil through 28 and control selector valve 26 is communicated with sometimes along with the to-and-fro motion of piston body 25.
As shown in Figure 2 to Figure 3, working principle of the present utility model is: hydraulic power oil enters hydraulic pressure cavity 21 by filler opening 11, and promotion piston body 25 drives left plungers 13 and right plunger 14 moves right, this moment, left suction valve 31 was opened suction, left side outlet valve 32 is closed, right outlet valve 33 is opened the discharge high pressure water, and right suction valve 34 cuts out; When piston body 25 moves to the low order end of piston cavity, commutation hole 27 on the piston body 25 is connected with hydraulic pressure cavity 21 at this moment, the hydraulic power oil at hydraulic pressure cavity 21 places enters guiding hydraulic pressure cavity 23 from commutation hole 27, and promotion control selector valve 26 moves right, control the asphalt channel that has on the selector valve 26 this moment, commutation oil through 28 is corresponding with having on the piston body 25, hydraulic power oil is satisfied change and is flowed to, form oil circuit as shown in Figure 3, enter in the hydraulic pressure cavity 21, promote piston body 25 and be moved to the left, this moment, left suction valve 31 cut out, left side outlet valve 32 is opened the discharge high pressure water, and right outlet valve 33 is closed, and right suction valve 34 is opened suction; When piston body 25 moves to the high order end of piston cavity, this moment the commutation hole 27 on the piston body 25 with go out oil pocket 22 and be connected, promoting selector valve 26 is moved to the left, this moment, the commutation oil through 28 on the piston body 25 no longer was communicated with the passage that goes rancid in controlling selector valve 26, hydraulic power oil changes the flow direction, form oil circuit as shown in Figure 2, begin new one again and take turns and move in circles.
The suction valve of this hydraulic pressure high-pressure service pump or outlet valve are unidirectional check valve, can adopt the valve gap form, also can adopt the steel ball form.
Claims (7)
1. a hydraulic power high-pressure service pump is characterized in that, comprising: the pump housing, hydraulic pressure reversing arrangement and Water sucking and draining device; The described pump housing is provided with water intake, water outlet, filler opening and oil outlet; Internal cavities at the described pump housing is provided with piston body, left plunger and right plunger, is separately positioned on described piston body both sides at described left plunger and right plunger, and described left plunger is connected by screw thread with described piston body with right plunger; Described hydraulic pressure reversing arrangement is arranged between described piston body, left plunger and the right plunger, described hydraulic pressure reversing arrangement comprises cylinder sleeve, piston body, control selector valve and directional post, described left plunger is connected by the directional post of bolt with described control selector valve, and described cylinder sleeve is arranged between the described piston body outside and the described pump housing; On described piston body right side, form hydraulic pressure cavity between the described right plunger and the described pump housing, described filler opening is connected with described hydraulic pressure cavity; In described piston body left side, form oil pocket between the described left plunger and the described pump housing, described oil outlet goes out oil pocket and is connected with described; Described water intake and the described pump housing internal cavities place of being connected are provided with suction valve, are provided with outlet valve at described water outlet and the described pump housing internal cavities place of being connected; Space between described left plunger, right plunger and the described control selector valve is the guiding hydraulic pressure cavity; Described piston body has commutation hole and commutation oil through.
2. hydraulic power high-pressure service pump as claimed in claim 1 is characterized in that: between the plunger and the pump housing, between the pump housing and the cylinder sleeve, be provided with seal ring between the pump housing and the piston body.
3. hydraulic power high-pressure service pump as claimed in claim 1 is characterized in that: described suction valve is unidirectional check valve, comprises left suction valve and right suction valve.
4. hydraulic power high-pressure service pump as claimed in claim 1 is characterized in that: described outlet valve is unidirectional check valve, comprises left outlet valve and right outlet valve.
5. as claim 3 or 4 described hydraulic power high-pressure service pumps, it is characterized in that: described suction valve or drain valve adopt valve gap form or steel ball form.
6. hydraulic power high-pressure service pump as claimed in claim 1 is characterized in that: described control selector valve is arranged between described left plunger and the right plunger.
7. as claim 1 or 7 described hydraulic power high-pressure service pumps, it is characterized in that: the left end outside diameter of described control selector valve is φ 26.5mm～φ 29.5mm, and the right-hand member outside diameter is φ 34.5～φ 36.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202548342U CN201723394U (en) | 2010-07-12 | 2010-07-12 | Hydraulic motive power high-pressure pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202548342U CN201723394U (en) | 2010-07-12 | 2010-07-12 | Hydraulic motive power high-pressure pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201723394U true CN201723394U (en) | 2011-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202548342U Expired - Fee Related CN201723394U (en) | 2010-07-12 | 2010-07-12 | Hydraulic motive power high-pressure pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201723394U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244404A (en) * | 2013-05-15 | 2013-08-14 | 郑德忠 | Hydraulic seal slush pump |
| CN104453700A (en) * | 2014-10-29 | 2015-03-25 | 淮北华博机械制造有限公司 | Hydraulic pump device capable of being directly arranged on underground drill rig conveniently and using method thereof |
| CN105569941A (en) * | 2015-12-28 | 2016-05-11 | 中国煤炭科工集团太原研究院有限公司 | Device for converting hydraulic energy into high-pressure water energy |
| CN108678927A (en) * | 2018-05-18 | 2018-10-19 | 东莞海特帕沃液压科技有限公司 | A kind of reciprocating compressor of hydraulic-driven |
| CN111059025A (en) * | 2019-12-26 | 2020-04-24 | 宁波真格液压科技有限公司 | Compact air compressor |
-
2010
- 2010-07-12 CN CN2010202548342U patent/CN201723394U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244404A (en) * | 2013-05-15 | 2013-08-14 | 郑德忠 | Hydraulic seal slush pump |
| CN103244404B (en) * | 2013-05-15 | 2016-12-28 | 北京万普隆能源技术有限公司 | Hydraulic seal slush pump |
| CN104453700A (en) * | 2014-10-29 | 2015-03-25 | 淮北华博机械制造有限公司 | Hydraulic pump device capable of being directly arranged on underground drill rig conveniently and using method thereof |
| CN105569941A (en) * | 2015-12-28 | 2016-05-11 | 中国煤炭科工集团太原研究院有限公司 | Device for converting hydraulic energy into high-pressure water energy |
| CN108678927A (en) * | 2018-05-18 | 2018-10-19 | 东莞海特帕沃液压科技有限公司 | A kind of reciprocating compressor of hydraulic-driven |
| CN111059025A (en) * | 2019-12-26 | 2020-04-24 | 宁波真格液压科技有限公司 | Compact air compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHANGJIAKOU DEZHONG DRILLING MACHINERY CO., LTD. Free format text: FORMER OWNER: ZHENG DEZHONG Effective date: 20140725 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140725 Address after: 075000 No. 1 prosperous road, Xishan industrial agglomeration area, Hebei, Zhangjiakou Patentee after: Zhangjiakou Sino German Drilling Machinery Co., Ltd. Address before: 075000 No. 1 prosperous road, Xishan industrial agglomeration area, Hebei, Zhangjiakou Patentee before: Zheng Dezhong |
|
| ASS | Succession or assignment of patent right |
Owner name: ZHENG DEZHONG Free format text: FORMER OWNER: ZHANGJIAKOU DEZHONG DRILLING MACHINERY CO., LTD. Effective date: 20150415 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150415 Address after: 075000 No. 1 prosperous road, Xishan industrial agglomeration area, Hebei, Zhangjiakou Patentee after: Zheng Dezhong Address before: 075000 No. 1 prosperous road, Xishan industrial agglomeration area, Hebei, Zhangjiakou Patentee before: Zhangjiakou Sino German Drilling Machinery Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: HEBEI DEZHONG ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHENG DEZHONG Effective date: 20150805 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150805 Address after: 076250 No. 1 prosperous road, Zhangjiakou industrial agglomeration area, Hebei, China Patentee after: Hebei German Energy Technology Co., Ltd. Address before: 075000 No. 1 prosperous road, Xishan industrial agglomeration area, Hebei, Zhangjiakou Patentee before: Zheng Dezhong |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20180712 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |