CN205744412U - Hydraulic pump and air conditioner - Google Patents
Hydraulic pump and air conditioner Download PDFInfo
- Publication number
- CN205744412U CN205744412U CN201620633430.1U CN201620633430U CN205744412U CN 205744412 U CN205744412 U CN 205744412U CN 201620633430 U CN201620633430 U CN 201620633430U CN 205744412 U CN205744412 U CN 205744412U
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- China
- Prior art keywords
- oil
- hydraulic pump
- flow path
- valve body
- bypass flow
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- 238000000605 extraction Methods 0.000 claims abstract description 32
- 230000000903 blocking effect Effects 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 36
- 210000004907 gland Anatomy 0.000 claims description 17
- 230000008676 import Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract 5
- 230000001105 regulatory effect Effects 0.000 abstract 2
- 239000003921 oil Substances 0.000 description 42
- 239000012530 fluid Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 230000001052 transient effect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Rotary Pumps (AREA)
Abstract
The utility model provides a hydraulic pump and air conditioner. The hydraulic pump includes oil absorption subassembly, oil feed subassembly and oil extraction subassembly. Wherein, the oil absorption subassembly is used for providing the pressure of oil absorption, and the oil feed subassembly sets up in the oil inlet department of oil absorption subassembly, and the oil extraction subassembly sets up in the oil outlet department of oil absorption subassembly. The oil discharge assembly comprises an oil discharge shell and a regulating valve assembly, a bypass flow path is arranged on the oil discharge shell and comprises an inlet and an outlet, and the regulating valve assembly is arranged on the oil discharge shell and controls the on-off of the bypass flow path. The governing valve subassembly includes valve body and case, and valve body detachably installs on the oil extraction casing, and the case setting is on the valve body to movably sets up on the valve body. The valve core is connected with the valve body through threads, and the valve core is provided with a closing position for blocking the bypass flow path and an opening position for conducting the bypass flow path. The technical scheme of the utility model the too big problem of noise when using of bypass flow path of hydraulic pump among the prior art can be solved effectively.
Description
Technical field
This utility model relates to pump technical field, in particular to a kind of hydraulic pump and air-conditioner.
Background technology
Hydraulic pump is the dynamical element of hydraulic system, is by electromotor or motor-driven, sucks liquid from hydraulic oil container
Body, forms pressure fluid and discharges, deliver to a kind of element of executive component.The operation principle of hydraulic pump is that motion brings pump chamber
Change, thus compress fluid and make fluid have pressure energy, provide fluid under pressure for hydraulic drive.
A lot of hydraulic pumps are equipped with bypass flow path, in order to regulate the hydraulic pump pressurization size to liquid.In bypass flow path
Being provided with regulation valve, existing regulation valve all uses spring to coordinate spool break-make bypass flow path.During use, owing to hydraulic pump is producing
Can there is pressure transient during raw pressure fluid, the spool in regulation valve frequently break-make will send bigger noise.
Utility model content
Main purpose of the present utility model is to provide a kind of hydraulic pump and air-conditioner, to solve hydraulic pump in prior art
The excessive problem of bypass flow path noise in use.
To achieve these goals, according to an aspect of the present utility model, it is provided that a kind of hydraulic pump, including oil suction group
Part, oil intake assembly and oil extraction assembly, oil suction component is for providing the pressure of oil suction；Oil intake assembly is arranged on the oil-feed of oil suction component
At Kou；Oil extraction assembly is arranged at the oil-out of oil suction component.Oil extraction assembly includes oil extraction housing and valve assembly, oil extraction shell
Being provided with bypass flow path on body, bypass flow path includes inlet and outlet；Valve assembly is arranged on oil extraction housing, and regulates
Valve module controls the break-make of bypass flow path.Valve assembly includes valve body and spool, and valve body is removably mounted on oil extraction housing
On；Spool is arranged on valve body, and arranges movably on valve body, is threaded connection between spool and valve body, spool
There is closed position and the open position of conducting bypass flow path blocking bypass flow path.
Further, on oil extraction housing, the position in bypass flow path offers installing hole, and valve assembly is arranged on peace
In dress hole.
Further, valve body includes gland and the valve rod being connected with gland, and gland is fixing with installing hole to be connected.
Further, valve assembly includes that the first sealing member, the first sealing member are arranged on valve rod, the first sealing member with
Installing hole fitted seal.
Further, installing hole is shoulder hole, including interconnective macropore section and aperture section, the size of valve rod and aperture
Suitable and the first sealing member of section matches with aperture section, and the size of gland is suitable with macropore section and gland and macropore section
Between be threaded connection.
Further, valve rod offering the first mounting groove, the first sealing member is arranged on valve rod by the first mounting groove.
Further, offering spool bore in valve body, spool is arranged in spool bore, is provided with female thread in spool bore,
The external screw thread suitable with female thread it is provided with on spool.
Further, spool includes operating head, thread segment and the block head being sequentially connected with, and operating head is used for the rotation work that is installed
Tool, external screw thread is arranged on thread segment, and block head is for blocking connecting of bypass flow path upper inlet and outlet.
Further, valve assembly also include the second sealing member, the second sealing member be arranged on block head and spool bore it
Between.
To achieve these goals, according to an aspect of the present utility model, it is provided that a kind of air-conditioner, air-conditioner includes
Hydraulic pump, hydraulic pump is above-mentioned hydraulic pump.
Application the technical solution of the utility model, when needs use bypass flow path that hydraulic pump is carried out pressure release, by rotation
Stubborn spool makes spool movable relative to valve body, allows spool conducting in an open position bypass flow path, and bypass flow path can be to liquid
Press pump carries out pressure release.Owing to being threaded connection between spool and valve body, valve body can keep the position of spool, it is to avoid hydraulic pump
Rock or the most between open and closed positions producing the spool that pressure transient causes during pressure fluid
Switching, so reduce spool because of with valve body or oil extraction housing frequent impact and the noise that produces.
In addition to objects, features and advantages described above, this utility model also has other purpose, feature and excellent
Point.Below with reference to figure, this utility model is described in further detail.
Accompanying drawing explanation
The Figure of description constituting a part of the present utility model is further appreciated by of the present utility model for providing, this
The schematic description and description of utility model is used for explaining this utility model, is not intended that improper limit of the present utility model
Fixed.In the accompanying drawings:
Fig. 1 shows the overall structure schematic diagram of the embodiment according to hydraulic pump of the present utility model；
Fig. 2 shows the structural representation of the valve assembly of the hydraulic pump of Fig. 1.
Wherein, above-mentioned accompanying drawing includes the following drawings labelling:
10, oil suction component；20, oil intake assembly；30, oil extraction assembly；31, oil extraction housing；311, import；312, outlet；
313, installing hole；32, valve assembly；321, valve body；3211, gland；3212, valve rod；322, spool；3221, operating head；
3222, thread segment；3223, block head；323, the first sealing member；324, the second sealing member.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in this utility model and the feature in embodiment can
To be mutually combined.Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
In order to make those skilled in the art be more fully understood that this utility model scheme, real below in conjunction with this utility model
Execute the accompanying drawing in example, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of this utility model part rather than whole embodiments.Based on the reality in this utility model
Execute example, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, all answer
When the scope belonging to this utility model protection.
It should be noted that term " first " in specification and claims of the present utility model and above-mentioned accompanying drawing,
" second " etc. are for distinguishing similar object, without being used for describing specific order or precedence.Should be appreciated that so
The term used can exchange in the appropriate case, in order to embodiment of the present utility model described herein.Additionally, term " bag
Include " and " having " and their any deformation, it is intended that cover non-exclusive comprising, such as, contain series of steps
Or the process of unit, method, system, product or equipment are not necessarily limited to those steps or the unit clearly listed, but can wrap
Include that the most clearly list or for intrinsic other step of these processes, method, product or equipment or unit.
Fig. 1 shows the embodiment of hydraulic pump of the present utility model, and this hydraulic pump includes oil suction component 10, oil intake assembly 20
With oil extraction assembly 30.Wherein, oil suction component 10 is for providing the pressure of oil suction, and oil intake assembly 20 is arranged on entering of oil suction component 10
Oil port, oil extraction assembly 30 is arranged at the oil-out of oil suction component 10.Oil extraction assembly 30 includes oil extraction housing 31 and regulation valve
Assembly 32, oil extraction housing 31 is provided with bypass flow path, and bypass flow path includes import 311 and outlet 312, and valve assembly 32 sets
Put on oil extraction housing 31, and valve assembly 32 controls the break-make of bypass flow path.Valve assembly 32 includes valve body 321 He
Spool 322, valve body 321 is removably mounted on oil extraction housing 31, and spool 322 is arranged on valve body 321, and at valve body
Arrange movably on 321.Being threaded connection between spool 322 and valve body 321, spool 322 has blocking-up bypass flow path
Closed position and the open position of conducting bypass flow path.When needs use bypass flow path that hydraulic pump is carried out pressure release, by rotation
Twisting spool 322 makes spool 322 movable relative to valve body 321, allows spool 322 conducting in an open position bypass flow path, bypass
Stream can carry out pressure release to hydraulic pump.Owing to being threaded connection between spool 322 and valve body 321, valve body 321 can keep
The position of spool 322, it is to avoid the hydraulic pump spool 322 that pressure transient causes during producing pressure fluid rocks or frequency
Numerous switch between open and closed positions, and then reduce spool 322 because of frequent with valve body 321 or oil extraction housing 31
The noise collided and produce.
Optionally, as it is shown in figure 1, in the present embodiment, bypass flow path includes import 311 and outlet 312, and import 311 exists
On oil extraction housing 31 vertically arranged, outlet 312 on oil extraction housing 31 horizontally set, valve assembly 32 is horizontal in import 311
And to control the break-make of bypass flow path between outlet 312.
Optionally, in the present embodiment, as it is shown in figure 1, on oil extraction housing 31 position in bypass flow path offer peace
Dress hole 313, valve assembly 32 is arranged in installing hole 313.Valve assembly 32 is arranged in installing hole 313, can subtract
Few valve assembly 32 is at the volume shared by space outerpace, and then reduces the volume of hydraulic pump.
As in figure 2 it is shown, in the present embodiment, optionally, valve body 321 includes gland 3211 and is connected with gland 3211
Valve rod 3212.During installation, valve body 321 is filled in installing hole 313, and gland 3211 is fixing with installing hole 313 to be connected.
Optionally, as depicted in figs. 1 and 2, in order to avoid there is leakage of oil between valve body 321 and installing hole 313 in use
Phenomenon, valve assembly 32 includes that the first sealing member 323, the first sealing member 323 are arranged on valve rod 3212, the first sealing member
323 with installing hole 313 fitted seal.By the first sealing member 323 can effectively block valve body 321 and installing hole 313 it
Between gap, it is to avoid have fluid to spill from this gap.Optionally, valve rod 3212 offers the first mounting groove, the first sealing member
323 are arranged on valve rod 3212 by the first mounting groove.So, when installing valve body 321 in installing hole 313, first seals
Part 323 will oneself inwall fitted seal with installing hole 313.Optionally, the first sealing member 323 is O.In order to further
Strengthen the sealing property between valve body 321 and installing hole 313, multiple tracks O can be set on valve rod 3212 for sealing.As
Shown in Fig. 2, in the present embodiment, twice O it is provided with to ensure the sealing property between valve body 321 and installing hole 313.
As it is shown in figure 1, optional, in the present embodiment, installing hole 313 is shoulder hole, including interconnective macropore section
And aperture section.As in figure 2 it is shown, correspond to, the size of valve rod 3212 is suitable with aperture section and the first sealing member 323 with
Aperture section matches, the size of gland 3211 and macropore section is suitable and between gland 3211 and macropore section by screw thread even
Connect.The most both it had been easy on installing hole 313 gland 3211 is installed, and had been easy to again allow valve rod 3212 form sealing with installing hole 313 and joins
Close.
Optionally, as in figure 2 it is shown, in the present embodiment, offering spool bore in valve body 321, spool 322 is arranged on spool
In hole, in spool bore, it is provided with female thread, spool 322 is provided with the external screw thread suitable with female thread.By in spool bore
The external screw thread arranged on the female thread arranged and spool 322 coordinates, can be with rotational valve core 322 to drive spool 322 to move realization
Open position and the switching of closed position.
Optionally, as in figure 2 it is shown, spool 322 includes operating head 3221, thread segment 3222 and the block head being sequentially connected with
3223.Operating head 3221 is used for the throw that is installed, and external screw thread is arranged on thread segment 3222, and block head 3223 is used for blocking side
Through-flow road upper inlet 311 connects with outlet 312.Optionally, as in figure 2 it is shown, be formed interior hexagonal on operating head 3221
Hole, when screwing operating head 3221, selects inner hexagon spanner.Optionally, operating head 3221 can also be formed
Interior dimetric hole, corner spanner in selecting.It addition, directly operating head 3221 to be formed hexagon, torquing operations head
It is also feasible for selecting outer hexagonal spanner when 3221.
In order to further enhance the sealing at valve assembly 32, valve assembly 32 also includes the second sealing member 324,
Second sealing member 324 is arranged between block head 3223 and spool bore.Close by arranging second at block head 3223 and spool bore
Sealing 324, can effectively block the gap between spool 322 and valve body 321, strengthens the sealing between spool 322 and valve body 321.
Optionally, the second sealing member 324 is also O.In order to strengthen the sealing property between spool 322 and valve body 321 further, permissible
Block head 3223 arranges multiple tracks O in order to seal.As in figure 2 it is shown, in the present embodiment, it is provided with twice O
Ensure the sealing property between spool 322 and valve body 321.Optionally, block head 3223 is provided with the second mounting groove, the second peace
Tankage is for installing the second sealing member 324, so that using convenient during assembling.
Can also apply at it on gear pump it should be noted that technique scheme of the present utility model can be applied
On the hydraulic pump of his kind.
This utility model additionally provides a kind of air-conditioner, and this air-conditioner includes above-mentioned hydraulic pump.Above-mentioned owing to have employed
Hydraulic pump, air-conditioner noise can be greatly reduced, and the oil leakage phenomenon of oil circuit also can be greatly decreased simultaneously.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this
For the technical staff in field, this utility model can have various modifications and variations.All in spirit of the present utility model and principle
Within, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (10)
1. a hydraulic pump, including:
Oil suction component (10), for providing the pressure of oil suction；
Oil intake assembly (20), is arranged at the oil-in of described oil suction component (10)；
Oil extraction assembly (30), is arranged at the oil-out of described oil suction component (10)；
Described oil extraction assembly (30) including:
Oil extraction housing (31), described oil extraction housing (31) is provided with bypass flow path, described bypass flow path include import (311) and
Outlet (312)；
Valve assembly (32), described valve assembly (32) is arranged on described oil extraction housing (31), and described regulation valve
Assembly (32) controls the break-make of described bypass flow path；
It is characterized in that, described valve assembly (32) including:
Valve body (321), described valve body (321) is removably mounted on described oil extraction housing (31)；
Spool (322), is arranged on described valve body (321), and arranges movably on described valve body (321), described valve
Being threaded connection between core (322) and described valve body (321), described spool (322) has the pass blocking described bypass flow path
Closed position and the open position of the described bypass flow path of conducting.
Hydraulic pump the most according to claim 1, it is characterised in that in described bypass flow path on described oil extraction housing (31)
Position offers installing hole (313), and described valve assembly (32) is arranged in described installing hole (313).
Hydraulic pump the most according to claim 2, it is characterised in that described valve body (321) include gland (3211) and with institute
Stating the valve rod (3212) that gland (3211) is connected, described gland (3211) is fixing with described installing hole (313) to be connected.
Hydraulic pump the most according to claim 3, it is characterised in that described valve assembly (32) includes the first sealing member
(323), described first sealing member (323) is arranged on described valve rod (3212), described first sealing member (323) and described installation
Hole (313) fitted seal.
Hydraulic pump the most according to claim 4, it is characterised in that described installing hole (313) is shoulder hole, including interconnecting mutually
The macropore section connect and aperture section, the size of described valve rod (3212) and described aperture section be suitable and described first sealing member
(323) matching with described aperture section, the size of described gland (3211) and described macropore section be suitable and described gland
(3211) and it is threaded connection between described macropore section.
Hydraulic pump the most according to claim 4, it is characterised in that described valve rod offers the first mounting groove on (3212),
Described first sealing member (323) is arranged on described valve rod (3212) by described first mounting groove.
Hydraulic pump the most according to claim 1, it is characterised in that offer spool bore, described valve in described valve body (321)
Core (322) is arranged in described spool bore, is provided with female thread, described spool (322) is provided with and institute in described spool bore
State the external screw thread that female thread is suitable.
Hydraulic pump the most according to claim 7, it is characterised in that described spool (322) includes the operating head being sequentially connected with
(3221), thread segment (3222) and block head (3223), described operating head (3221) is used for the throw that is installed, described external screw thread
Being arranged on described thread segment (3222), described block head (3223) is used for blocking described import (311) in described bypass flow path
With connecting of described outlet (312).
Hydraulic pump the most according to claim 8, it is characterised in that described valve assembly (32) also includes the second sealing member
(324), described second sealing member (324) is arranged between described block head (3223) and described spool bore.
10. an air-conditioner, described air-conditioner includes hydraulic pump, it is characterised in that described hydraulic pump is in claim 1 to 9
Hydraulic pump described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620633430.1U CN205744412U (en) | 2016-06-21 | 2016-06-21 | Hydraulic pump and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620633430.1U CN205744412U (en) | 2016-06-21 | 2016-06-21 | Hydraulic pump and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205744412U true CN205744412U (en) | 2016-11-30 |
Family
ID=57384868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620633430.1U Active CN205744412U (en) | 2016-06-21 | 2016-06-21 | Hydraulic pump and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205744412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952630A (en) * | 2016-06-21 | 2016-09-21 | 珠海格力电器股份有限公司 | Hydraulic pump and air conditioner |
-
2016
- 2016-06-21 CN CN201620633430.1U patent/CN205744412U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952630A (en) * | 2016-06-21 | 2016-09-21 | 珠海格力电器股份有限公司 | Hydraulic pump and air conditioner |
| CN105952630B (en) * | 2016-06-21 | 2019-11-22 | 珠海格力电器股份有限公司 | Hydraulic pump and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |