CN209654659U - A kind of grafting fluid communication switching device - Google Patents
A kind of grafting fluid communication switching device Download PDFInfo
- Publication number
- CN209654659U CN209654659U CN201821833567.7U CN201821833567U CN209654659U CN 209654659 U CN209654659 U CN 209654659U CN 201821833567 U CN201821833567 U CN 201821833567U CN 209654659 U CN209654659 U CN 209654659U
- Authority
- CN
- China
- Prior art keywords
- hole
- influent stream
- switching device
- recirculation hole
- recirculation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Multiple-Way Valves (AREA)
Abstract
The utility model provides a kind of grafting fluid communication switching device, external pipe carries out the change of current by switching device, switching device includes: fixed valve plug, with guide face and the adapter surface opposite with guide face, it is formed with no less than one influent stream through-hole between guide face and adapter surface and no less than one recirculation hole, external pipe out are plugged in influent stream through-hole and out recirculation hole by guide face；Rotational valve core, it is connected to adapter surface, and it abuts adapter surface and is formed with switching slot on one side, switching slot is for being connected to influent stream through-hole and out recirculation hole, so that after fluid flows into switching slot by influent stream through-hole, go out recirculation hole outflow by what is be connected to switching slot, rotational valve core is configured to can be by rotation so that the fluid in influent stream through-hole can not be passed to out recirculation hole by slot of transferring.The connection of influent stream through-hole with recirculation hole out is disconnected when by rotating rotational valve core, so that it while having the function of switching flow path, can serve as shutoff valve use.
Description
Technical field
The utility model relates to fluid circuit switching equipment, especially a kind of grafting fluid communication switching device.
Background technique
Existing fluid communication switching device includes fixed valve plug and movable valve plug, and multiple fluid channels are provided in fixed valve plug,
When using switching device is in fluid communication, switching device is in fluid communication often passes through many external of fluid channel connection and lead
Switching device is in fluid communication in use because external in pipe, the corresponding external catheter of each fluid channel in order to prevent
Conduit and fluid channel connection insecure and lead to leakage, the connection of each external catheter and corresponding fluid channel is both needed to
Additionally to increase an external sealing compressing structure, which uses nipple and tighten and install additional forward end seal
Although the mode of gasket, this kind of structure make the connection of external catheter and fluid channel stronger, but since each is external
It is just needed when conduit and corresponding fluid channel connection with a nipple and gasket seal, when not only external catheter being installed
Trouble is time-consuming, and space shared by each fluid channel is made to be at least 2-3 times of conduit space itself, if fluid switching device
Fluid channel be more than 5, this will make diameter on fixed valve plug around the distribution of each fluid channel increase 2-3 times, this is just significantly
Ground increases the size of fixed valve plug and entire valve body, or limits and realize setting for more fluid channel in limited area
Meter；And since the sealing effect between fixed valve plug and movable valve plug places one's entire reliance upon the processing flatness in two device sealing faces, with
The increasing of each fluid channel circumferential spread diameter, the working (finishing) area of sealing surface by with square relationship increase accordingly, this is with regard to big
Processing and the sealing difficulty of fixed valve plug and movable valve plug are increased greatly.
Also, existing fluid circuit switching device can only switch pipeline, can not play the role of shutting off.
Utility model content
One purpose of the utility model, which is to provide for one kind, can play the role of the plug-in type fluid communication shut off switching
Device.
Particularly, the utility model provides a kind of grafting fluid communication switching device, and external pipe passes through the switching
Device carries out the change of current, and the switching device includes:
Fixed valve plug has guide face and the adapter surface opposite with the guide face, the guide face and the adapter surface
Between be formed with no less than one influent stream through-hole and no less than one go out recirculation hole, the external pipe is by the water conservancy diversion
Face is plugged in the influent stream through-hole and the recirculation hole out；
Rotational valve core, is connected to the adapter surface, and its abut the adapter surface be formed with switching slot on one side, described turn
Access slot is for being connected to the influent stream through-hole and the recirculation hole out, so that fluid flows into the switching by the influent stream through-hole
After slot, go out recirculation hole outflow by what is be connected to the switching slot, the rotational valve core is configured to can be by rotating so that described
The fluid in influent stream through-hole can not be passed to the recirculation hole out by the switching slot.
Further, the rotational valve core be configured to can by rotation by be connected at least one described influent stream through-hole and
The connected state of at least one recirculation hole out becomes only being connected to the influent stream through-hole.
Further, the rotational valve core be configured to can by rotation by be connected at least one described influent stream through-hole and
The connected state of at least one recirculation hole out becomes only being connected to the recirculation hole out.
Further, the turn of tidal stream slot can be connected to two or more influent stream through-holes simultaneously；And/or
The turn of tidal stream slot can be connected to two or more recirculation holes out simultaneously.
Further, the rotational valve core is connected with the rotation coding of the rotational angle for adjusting the rotational valve core
Device.
Further, further includes:
Shell, including valve head and the valve body connecting with the valve head, the valve head is utilized with the valve body and is bolted；
Wherein, the fixed valve plug is connected to the valve head, and the valve head has and the influent stream through-hole and the stream out
Through-hole corresponds the connecting hole of arrangement, and the external pipe is inserted in the influent stream through-hole and described by the connecting hole
Out in recirculation hole；
Valve body has accommodating chamber, and the rotational valve core and the rotary encoder are all set in the accommodating chamber.
Further, further includes:
Bolster is set in the accommodating chamber, is abutted with the one side away from the fixed valve plug of the rotational valve core, is used
In the driving rotational valve core rotation；
Locating piece is set in the accommodating chamber, is connect with the rotary encoder, and one end abuts the interior of the valve body
Wall, is connected with buffer spring between the other end and the bolster, the locating piece rotates between the buffering for driving；
Driving device has drive shaft, and the drive shaft is worn into the accommodating chamber, for driving the locating piece to turn
It is dynamic.
Further, it is abutted between the locating piece and the inner wall of the valve body using friction plate, the friction plate is used for
Reduce the frictional force between the locating piece and the inner wall of the valve body.
Further, further includes:
Seal rubber is set between the fixed valve plug and the valve head, and the seal rubber has logical with the influent stream
Hole and the recirculation hole out correspond the spliced eye of arrangement, and the spliced eye is for positioning the external pipe.
Further, the Rockwell hardness of the fixed valve plug is HRA85 to HRA91.
The switching device of the utility model disconnects the company of influent stream through-hole with recirculation hole out when by rotating rotational valve core
It connects, so that it while having the function of switching flow path, can serve as valve use of shutting off.
According to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will be more
Add the above-mentioned and other purposes, advantages and features of clear the utility model.
Detailed description of the invention
Some specific realities of the utility model are described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter
Apply example.Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that
The drawings are not necessarily drawn to scale.In attached drawing:
Fig. 1 is the complete section schematic diagram according to the switching device of the utility model one embodiment；
Fig. 2 is the schematic front view according to the rotational valve core of the utility model one embodiment；
Fig. 3 is the schematic front view according to the fixed valve plug of the utility model one embodiment；
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, and
It is not used in restriction the application.
As shown in Figure 1-3, being the utility model preferred embodiment.
The utility model provides a kind of grafting fluid communication switching device, and external pipe is changed by switching device
Stream, switching device includes fixed valve plug 100 and rotational valve core 200.Fixed valve plug 100 has guide face and opposite with guide face
Adapter surface is formed with no less than one influent stream through-hole 110 and no less than one circulation out between guide face and adapter surface
Hole 120 (for the convenience of description, below with have on fixed valve plug 100 there are two influent stream through-hole 110 and two go out recirculation hole 120 into
Row illustrates), external pipe is plugged in influent stream through-hole 110 and out recirculation hole 120 by guide face, and wherein external pipe includes
Influent stream pipeline and effluent conduit, two influent stream pipeline one-to-one correspondence are connected to two influent stream through-holes 110, two effluent conduits one
One correspondence goes out recirculation hole 120 with two and is connected to.
Rotational valve core 200 is connected to adapter surface, and its abut adapter surface be formed with switching slot 210 on one side, slot 210 of transferring
For being connected to influent stream through-hole 110 and out recirculation hole 120, so that after fluid flows into switching slot 210 by influent stream through-hole 110, by
The recirculation hole 120 that goes out being connected to switching slot 210 flows out.I.e. under some operating position of rotational valve core 200, switching slot 210 is same
Shi Yuyi influent stream through-hole 110 and one go out the connection of recirculation hole 120 (in other embodiments, switching slot 210 can simultaneously with
Two influent stream through-holes 110 are connected to, and can also be gone out recirculation hole 120 with two simultaneously and are connected to).When rotational valve core 200 rotates, switching
Slot 210 follows rotational valve core 200 to rotate together, when switching slot 210 rotates, it is possible that by being connected to current recirculation hole 120 out
State become being connected to another and go out recirculation hole 120, i.e., another has been transferred to by the fluid flowed into influent stream through-hole 110 and gone out
It is flowed out in recirculation hole 120, to play the function of switching fluid.
Particularly, be configured to can be by rotation so that fluid in influent stream through-hole 110 can not be by turning for rotational valve core 200
Access slot 210 is passed to out recirculation hole 120.Switching device i.e. in the utility model can be to the stream entered in influent stream through-hole 110
Body shuts off.In a kind of embodiment, switching slot 210 and influent stream through-hole can also be changed by rotation rotational valve core 200
110 or the area of recirculation hole 120 so that conversion equipment be made to act as a throttle valve keeps apparatus structure more succinct, tightly out
It gathers, efficiently, reduces cost.
When slot 210 of transferring is not connected to influent stream through-hole 110 and recirculation hole 120 out simultaneously, switching slot 210 can be only connected to
Influent stream through-hole 110 can also only be connected to out recirculation hole 120, can also neither be connected to influent stream bunghole, and be not connected to out recirculation hole
120.Which kind of switching slot 210 specifically shut off by above-mentioned in a manner of, by switching slot 210 structure and influent stream through-hole 110 and go out
The position of recirculation hole 120 determines.
Turn of tidal stream slot can be connected to two or more influent stream through-holes 110 simultaneously, for example, switching slot 210 can be connected to simultaneously two into
Recirculation hole 110 and one go out recirculation hole 120.Turn of tidal stream slot can also be connected to two or more recirculation holes 120 out simultaneously, such as transfer
Slot 210 can be connected to two influent stream through-holes 110 simultaneously and two go out recirculation hole 120.And it, can when slot 210 of transferring is transferred
With multiple influent stream through-holes 110 or the multiple recirculation holes 120 out of transferring simultaneously.
In order to be precisely controlled the rotational angle of rotational valve core 200, in the present embodiment, rotational valve core 200 is connected with
For adjusting the rotary encoder 322 of the rotational angle of rotational valve core 200.
Switching device further includes shell.Shell includes valve head 310 and the valve body connecting with valve head 310 320, valve head 310
It is connect with valve body 320 using screw, so that the two is detachable, it is stifled that this special innovative design successfully solves dredging flow path
Plug problem.Bring effect is exactly: the valve head of opening at the scene 310 that user can be convenient, cleaning tamper, and other multiposition valves
If blocking can only return factory.Also, valve head 310 and valve body 320 are designed using anti-theft connecting structure；This special innovative design
Successfully solve someone's malicious sabotage or stealing technical problem；Bring effect is exactly: only professional person can open valve
First 310.
Fixed valve plug 100 is connected to valve head 310, and valve head 310 has with influent stream through-hole 110 and recirculation hole 120 1 is a pair of out
The connecting hole that should be arranged, external pipe are inserted in influent stream through-hole 110 and out recirculation hole 120 by connecting hole.Valve body 320 has
There is accommodating chamber 321, rotational valve core 200 and rotary encoder 322 are all set in accommodating chamber 321.
Further, in accommodating chamber 321 also have buffering between and locating piece 323.Bolster 325 and rotational valve core 200
Away from fixed valve plug 100 one side abut, for drive rotational valve core 200 rotate.Locating piece 323 and rotary encoder 322 connect
It connects, one end abuts the inner wall of valve body 320, buffer spring is connected between the other end and bolster 325, locating piece 323 is for driving
It is rotated between dynamic buffering.There is driving device, driving device has drive shaft 400, and drive shaft 400 is worn into appearance outside accommodating chamber 321
It receives in chamber 321, for driving locating piece 323 to rotate.
It need to can be in locating piece in order to reduce frictional force with the interior wall friction of valve body 320 when being rotated due to locating piece 323
323 and valve body 320 inner wall between the components such as bearing are set, specifically, can also make the inner wall of locating piece 323 and valve body 320 it
Between abutted using friction plate 324, lubricating grease is coated in friction plate 324, friction plate 324 is for reducing locating piece 323 and valve body 320
Inner wall between frictional force.The special innovative design of this friction plate 324 effectively shortens the length of multiposition valve, significantly
It reduces costs.
Further, it is inserted in influent stream through-hole 110 and out recirculation hole 120 in order to facilitate external pipe, it can be fixed
Seal rubber 321 is set between spool 100 and valve head 310, and seal rubber 321 has with influent stream through-hole 110 and circulation out
Hole 120 corresponds the spliced eye of arrangement, and spliced eye is used for localized external pipeline.When external pipe be inserted into influent stream through-hole 110 with
And out recirculation hole 120 when, by squeezing the spliced eye on seal rubber 321 to being positioned.
In order to extend the service life of switching device, 200 hard brittle material system of fixed valve plug 100 or rotational valve core can be made
At specifically, the Rockwell hardness of the material of fixed valve plug 100 or rotational valve core 200 can be HRA85 between HRA91.This spy
Different innovative design successfully solves the long bring adhesion problem of multiposition valve dwell time；Bring effect is exactly: multiposition valve
It will not bond, go slick.
So far, although those skilled in the art will appreciate that the more of the utility model have been shown and described in detail herein
A exemplary embodiment still, still can be according to the utility model public affairs in the case where not departing from the spirit and scope of the utility model
The content opened directly determines or derives many other variations or modifications for meeting the utility model principle.Therefore, this is practical new
The range of type is understood that and regards as to cover all such other variations or modifications.
Claims (7)
1. a kind of grafting fluid communication switching device, external pipe carries out the change of current by the switching device, which is characterized in that institute
Stating switching device includes:
Fixed valve plug has guide face and the adapter surface opposite with the guide face, between the guide face and the adapter surface
It is formed with no less than one influent stream through-hole and no less than one recirculation hole, the external pipe out is inserted by the guide face
It is connected to the influent stream through-hole and the recirculation hole out；
Rotational valve core, is connected to the adapter surface, and its abut the adapter surface be formed with switching slot, the switching slot on one side
For being connected to the influent stream through-hole and the recirculation hole out, so that fluid flows into the switching slot by the influent stream through-hole
Afterwards, by with it is described switching slot be connected to go out recirculation hole outflow, the rotational valve core be configured to can by rotate so that it is described into
The fluid in recirculation hole can not be passed to the recirculation hole out by the switching slot；The rotational valve core, which is connected with, to be used for
Adjust the rotary encoder of the rotational angle of the rotational valve core；
Wherein, the fixed valve plug is connected to valve head, and the valve head has with the influent stream through-hole and the recirculation hole out one by one
The connecting hole of corresponding arrangement, the external pipe are inserted in the influent stream through-hole and the recirculation hole out by the connecting hole
It is interior；Valve body has accommodating chamber, and the rotational valve core and the rotary encoder are all set in the accommodating chamber；
Shell, including valve head and the valve body connecting with the valve head, the valve head is utilized with the valve body and is bolted；
Bolster is set in the accommodating chamber, is abutted with the one side away from the fixed valve plug of the rotational valve core, for driving
Move the rotational valve core rotation；
Locating piece is set in the accommodating chamber, is connect with the rotary encoder, and one end abuts the inner wall of the valve body, separately
Buffer spring is connected between one end and the bolster, the locating piece is for driving the bolster to rotate；
Driving device has drive shaft, and the drive shaft is worn into the accommodating chamber, for driving the locating piece to rotate.
2. switching device according to claim 1, which is characterized in that
The rotational valve core be configured to can by rotation as be connected at least one described influent stream through-hole and at least one described in
The connected state of recirculation hole becomes only being connected to the influent stream through-hole out.
3. switching device according to claim 1, which is characterized in that
The rotational valve core be configured to can by rotation as be connected at least one described influent stream through-hole and at least one described in
The connected state of recirculation hole becomes only being connected to the recirculation hole out out.
4. switching device according to claim 1, which is characterized in that
The switching slot can be connected to two or more influent stream through-holes simultaneously；And/or
The switching slot can be connected to two or more recirculation holes out simultaneously.
5. switching device according to claim 1, which is characterized in that
It is abutted between the locating piece and the inner wall of the valve body using friction plate, the friction plate is for reducing the locating piece
Frictional force between the inner wall of the valve body.
6. switching device according to claim 1, which is characterized in that further include:
Seal rubber is set between the fixed valve plug and the valve head, the seal rubber have with the influent stream through-hole with
And the recirculation hole out corresponds the spliced eye of arrangement, the spliced eye is for positioning the external pipe.
7. switching device according to claim 1, which is characterized in that
The Rockwell hardness of the fixed valve plug is HRA85 to HRA91.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821833567.7U CN209654659U (en) | 2018-11-08 | 2018-11-08 | A kind of grafting fluid communication switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821833567.7U CN209654659U (en) | 2018-11-08 | 2018-11-08 | A kind of grafting fluid communication switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209654659U true CN209654659U (en) | 2019-11-19 |
Family
ID=68506331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821833567.7U Active CN209654659U (en) | 2018-11-08 | 2018-11-08 | A kind of grafting fluid communication switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209654659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112524287A (en) * | 2020-12-08 | 2021-03-19 | 成都市环境保护科学研究院 | Multi-way valve core assembly and multi-way valve |
-
2018
- 2018-11-08 CN CN201821833567.7U patent/CN209654659U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112524287A (en) * | 2020-12-08 | 2021-03-19 | 成都市环境保护科学研究院 | Multi-way valve core assembly and multi-way valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3056418A (en) | Mixing faucet | |
| CA2109034A1 (en) | Washerless pressure balancing valve | |
| CN209654659U (en) | A kind of grafting fluid communication switching device | |
| US4161191A (en) | Adaptor for connection to a faucet | |
| EP0241624B1 (en) | Swivelling disconnecting couplings | |
| CA2128945A1 (en) | Pressure equalized flow control valve | |
| AU2016280260A1 (en) | A ball valve assembly | |
| CN113324049B (en) | Flow passage on-off control switch | |
| CN104806781A (en) | Three-way control valve | |
| CN209084074U (en) | A kind of water mixing valve | |
| US3554487A (en) | Rotary valve with pivotable seat | |
| KR20150051377A (en) | A line valve | |
| CN204459263U (en) | A kind of three-way control valve | |
| CN106015636A (en) | Differential pressure-driven reciprocating three-way valve | |
| CN219994461U (en) | Screw ball valve | |
| CN212225999U (en) | Integral type pipe fitting valve | |
| CN212775689U (en) | Plastic valve structure | |
| CN211624513U (en) | 360 rotatory anti-drop pipeline connection structure of degree | |
| CN211010131U (en) | Valve control device | |
| CN213332506U (en) | Ball valve adaptable to different pipelines | |
| CN219827771U (en) | Leak-proof sealing valve | |
| AU2019100583A4 (en) | Water Distribution Structure | |
| CN209925686U (en) | Reversing T-shaped three-way ball valve | |
| CN217401753U (en) | Backflow-preventing magnetic double-control anti-theft ball valve | |
| CN219082327U (en) | Three-way valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220907 Address after: 5th Floor, Building E1, Hutang Headquarters Economic Park, No. 122, Qilidian Road, Qixing District, Guilin City, Guangxi Zhuang Autonomous Region 541500 Patentee after: Guilin Dacheng Intelligent Technology Co.,Ltd. Address before: 1111, unit 5, 11th floor, building 6, Changhui Road, Chaoyang District, Beijing Patentee before: Ensite (Beijing) Fluid Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |