CN214662246U - Switching valve capable of realizing horizontal passage switching and closing functions - Google Patents
Switching valve capable of realizing horizontal passage switching and closing functions Download PDFInfo
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- CN214662246U CN214662246U CN202022891810.4U CN202022891810U CN214662246U CN 214662246 U CN214662246 U CN 214662246U CN 202022891810 U CN202022891810 U CN 202022891810U CN 214662246 U CN214662246 U CN 214662246U
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Abstract
The application provides a switching valve capable of realizing switching and closing functions of a horizontal passage, which is applied to the technical field of valves and comprises an inflow channel, a first outflow channel, a second outflow channel, an inflow switch, a pneumatic pump, an airflow channel, a flow closing piece and an outflow switching piece; the inflow channel, the first outflow channel and the second outflow channel are all positioned in the valve body and communicated with the outside, and are respectively connected with the inflow channel, the first outflow channel and the second outflow channel through the outflow switching piece to establish a flow channel; the outflow switching piece comprises a cross shell and a flow distribution plate, and the hollow flow distribution plate in the cross shell is arranged in the cross shell; the inflow switch is arranged in the cavity and connected with the inflow channel; the airflow channel is respectively communicated with the inflow switch and the chamber; the flow closing channel is arranged in the cavity, one end of the flow closing channel is communicated between the flow inlet channel and the flow outlet switching piece, and the flow closing piece is movable to block or conduct the flow inlet channel; the pneumatic pump is arranged in the cavity; the hydraulic switching valve realizes the horizontal instantaneous switching of the shunting and has simple structure.
Description
Technical Field
The application relates to the technical field of valves, in particular to a switching valve capable of realizing horizontal passage switching and closing functions.
Background
The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. The traditional valve body comprises a valve body, a membrane and a membrane driving mechanism are arranged in the valve body, a flow passage is arranged in the valve body, the flow passage is provided with a flow inlet and a flow outlet, a through opening which is opposite to the diaphragm and is in sealing fit with the diaphragm is arranged between the flow inlet and the flow outlet, the diaphragm is driven by a diaphragm driving mechanism to be attached to or away from the through opening, the traditional diaphragm driving mechanism usually drives a valve rod to move by an electromagnetic assembly or an air pressure assembly through a valve rod fixed with the diaphragm, in some cases, in order to protect the pipeline, when the hydraulic pressure of the outflow port is too high, the diaphragm needs to be sealed to the outflow port, so that the hydraulic pressure is reduced, in this case, it is often necessary to install a pressure gauge on the valve body for controlling the solenoid assembly or the pneumatic assembly, which, on the one hand, requires too many structural components and complicates the valve body structure, and, on the other hand, requires an additional driving source for controlling the position of the diaphragm of the valve body.
In order to solve the above problems, the prior patent publication CN 205824334U-hydraulic switching valve automatically adjusts the position of the diaphragm according to the hydraulic pressure, so as to simplify the assembly of the diaphragm and reduce the cost. However, the hydraulic switching valve has the following technical difficulties:
(1) considering the situation of demagnetization of the magnet, the magnet needs to be replaced very complicated;
(2) the whole mechanism depends on the magnetic force of the magnet, and the moving speed of the push rod is slow, so that the switching speed of the switching valve is slow;
(3) the method is only suitable for unidirectional inflow and outflow, and the shunting cannot be well adapted.
SUMMERY OF THE UTILITY MODEL
The application provides a switching valve that can realize horizontal passageway and switch and close the function realizes the level instantaneous switch of hydraulic pressure switching valve reposition of redundant personnel, and simple structure, reduces the cost.
The application adopts the following technical means for solving the technical problems:
the application provides a switching valve capable of realizing switching and closing functions of a horizontal passage, which comprises a valve body and a cavity inside the valve body, wherein the switching valve comprises an inflow channel, a first outflow channel, a second outflow channel, an inflow switch, a pneumatic pump, an airflow channel, a flow closing piece and an outflow switching piece;
the inflow channel, the first outflow channel and the second outflow channel are all positioned in the valve body and communicated with the outside, and are respectively connected with the inflow channel, the first outflow channel and the second outflow channel through the outflow switching piece to establish a flow channel; the outflow switching piece comprises a cross shell and a flow distribution plate, the hollow flow distribution plate in the cross shell is arranged in the cross shell, and the flow distribution plate connects the inflow channel with the first outflow channel or the second outflow channel;
the inflow switch is arranged in the cavity and connected with the inflow channel so as to control the switch of the inflow channel;
the airflow channel is respectively communicated with the inflow switch and the chamber, and the air pressure of the chamber is stabilized when the inflow switch is turned on;
the flow closing channel is arranged in the cavity, one end of the flow closing channel is communicated between the flow inlet channel and the flow outlet switching piece, and the flow closing piece is movable to block or conduct the flow inlet channel;
the pneumatic pump is arranged in the cavity.
Furthermore, the flow closing piece blocks the inflow channel as a boundary, and the chamber is divided into a first air pressure part and a second air pressure part;
the pneumatic pump is provided with an air inlet end and an air outlet end, the air inlet end is communicated with the first pneumatic part, and the air outlet end is communicated with the second pneumatic part.
Furthermore, the one end that inflow passageway, first passageway and the second of effusing the passageway of effusing are connected the switching piece all is the arcuation, through the arcuation sets up the rotation that the adaptation effused the switching piece.
The application provides a switching valve that can realize horizontal access and switch over and close the function has following beneficial effect: the switching valve capable of achieving the switching and closing functions of the horizontal passage comprises a valve body and a cavity inside the valve body, wherein the switching valve comprises an inflow channel, a first outflow channel, a second outflow channel, an inflow switch, a pneumatic pump, an airflow channel, a flow closing piece and an outflow switching piece; the inflow channel, the first outflow channel and the second outflow channel are all positioned in the valve body and communicated with the outside, and are respectively connected with the inflow channel, the first outflow channel and the second outflow channel through the outflow switching piece to establish a flow channel; the outflow switching piece comprises a cross shell and a flow distribution plate, the hollow flow distribution plate in the cross shell is arranged in the cross shell, and the flow distribution plate connects the inflow channel with the first outflow channel or the second outflow channel; the inflow switch is arranged in the cavity and connected with the inflow channel so as to control the switch of the inflow channel; the airflow channel is respectively communicated with the inflow switch and the chamber, and the air pressure of the chamber is stabilized when the inflow switch is turned on; the flow closing channel is arranged in the cavity, one end of the flow closing channel is communicated between the flow inlet channel and the flow outlet switching piece, and the flow closing piece is movable to block or conduct the flow inlet channel; the pneumatic pump is arranged in the cavity; the hydraulic switching valve realizes horizontal instantaneous switching of flow division, and has the advantages of simple structure and reduced cost.
Drawings
Fig. 1 is a cross-sectional view of an overall structure of an embodiment of a switching valve capable of switching and closing a horizontal passage according to the present invention.
The implementation, functional features and advantages of the present application will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It is noted that the terms "comprises," "comprising," and "having" and any variations thereof in the description and claims of this application and the drawings described above are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus. In the claims, the description and the drawings of the specification of the present application, relational terms such as "first" and "second", and the like, may be used solely to distinguish one entity/action/object from another entity/action/object without necessarily requiring or implying any actual such relationship or order between such entities/actions/objects.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1, a schematic structural diagram of a switching valve capable of implementing horizontal channel switching and closing functions in an embodiment of the present application is shown;
a switching valve capable of realizing switching and closing functions of a horizontal passage comprises a valve body 1 and a cavity 2 in the valve body 1, wherein the switching valve comprises an inflow channel 3, a first outflow channel 4, a second outflow channel 5, an inflow switch, a pneumatic pump 9, an airflow channel 6, a flow closing channel 8, a flow closing piece 81 and an outflow switching piece 7;
the inflow channel 3, the first outflow channel 4 and the second outflow channel 5 are all positioned in the valve body 1 and communicated with the outside, and are respectively connected with the inflow channel 3, the first outflow channel 4 and the second outflow channel 5 through the outflow switching piece 7 to establish a flow channel; the outflow switching piece 7 comprises a cross shell 72 and a flow dividing plate 73, the hollow flow dividing plate 73 in the cross shell 72 is arranged in the cross shell, and the inflow channel 3 is communicated with the first outflow channel 4 or the second outflow channel 5 through the flow dividing plate 73;
the inflow switch is arranged in the cavity 2 and connected with the inflow channel 3 so as to control the opening and closing of the inflow channel 3;
the airflow channel 6 is respectively communicated with the inflow switch and the chamber 2, and the air pressure of the chamber 2 is stabilized when the inflow switch is turned on;
the flow closing channel 8 is arranged in the chamber 2, one end of the flow closing channel 8 is communicated between the flow inlet channel 3 and the flow outlet switching piece 7, and the flow closing piece 81 is movable to block or communicate the flow inlet channel 3 with the flow closing channel 8;
the pneumatic pump 9 is arranged in the chamber 2;
one ends of the inflow channel 3, the first outflow channel 4 and the second outflow channel 5, which are connected with the outflow switching piece 7, are arc-shaped, and are matched with the rotation of the outflow switching piece 7 through arc-shaped arrangement;
the flow closing piece 81 blocks the inflow channel 3 as a boundary, and the chamber 2 is divided into a first air pressure part and a second air pressure part; the pneumatic pump 9 has an inlet end 91 and an outlet end 92, the inlet end 91 is connected to the first pneumatic portion, and the outlet end 92 is connected to the second pneumatic portion.
The shutter 81 is made of a sliding aluminum block.
In particular, the method comprises the following steps of,
the outflow switching piece 7 is composed of three parts, namely a cross shell 72, a splitter plate 73 and a rotary adapting sphere 71, wherein a cross channel is arranged in the cross shell 72, and the cross channel is disconnected by the splitter plate 73, so that the inflow channel 3 is singly connected with the first outflow channel 4 or the second outflow channel 5, and the specific implementation process is as follows: the inflow switch is turned on, external liquid enters from the inflow channel 3, the liquid is output from the first outflow channel 4 or the second outflow channel 5 through the cross channel and the diversion plate 73 (for example, the liquid is firstly blocked by the diversion plate 73 to flow to the first outflow channel 4 through the cross channel), when the liquid output speed is suddenly clamped, the outflow channels can be switched (for example, the liquid flow rate clamping block is used for weighting the lower bottom shell 73 of the cross shell 72, and further the cross shell 72 is rotated through the rotating adapting sphere 71), so that the liquid outflow horizontal switching process of the first outflow channel 4 and the second outflow channel 5 is realized, through the switching process, the liquid output rate of the first outflow channel 4 and the second outflow channel 5 can be well reduced, and the liquid is prevented from suddenly and rapidly flowing out from one direction to cause unnecessary liquid loss.
When the switching valve stops, the inflow switch is closed, the pneumatic pump 9 works, the air inlet end 91 of the pneumatic pump inhales air to reduce the air pressure of the inner chamber 2 of the valve, in the process of inhaling air, the flow closing piece 81 protrudes outwards in the flow closing channel 8 under the influence of the suction force so as to be blocked between the inflow channel 3 and the outflow switching piece 7, at the moment, the pneumatic pump 9 continuously inhales air and outputs the air through the air outlet end 92, so that the air pressure of the first air pressure part is higher than that of the second air pressure part, and the closing of the inflow channel 3 is realized.
When the switching valve is opened, the inflow switch is opened, the airflow channel 6 connected with the inflow switch outputs air into the chamber 2, so that the air pressure of the second air pressure part is gradually close to the air pressure of the first air pressure part (at the moment, the air pressure of the second air pressure part is gradually increased, the adsorbed force of the flow closing part 81 is reduced), then liquid enters from the inflow channel 3, the air pressure of the first air pressure part is slightly higher than that of the second air pressure part, and the liquid flows in, so that the flow closing part 81 retracts into the flow closing channel 8, and the opening of the inflow channel 3 is realized.
Although embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A switching valve capable of realizing switching and closing functions of a horizontal passage comprises a valve body and a cavity inside the valve body, and is characterized in that the switching valve comprises an inflow channel, a first outflow channel, a second outflow channel, an inflow switch, a pneumatic pump, an airflow channel, a flow closing piece and an outflow switching piece;
the inflow channel, the first outflow channel and the second outflow channel are all positioned in the valve body and communicated with the outside, and are respectively connected with the inflow channel, the first outflow channel and the second outflow channel through the outflow switching piece to establish a flow channel; the outflow switching piece comprises a cross shell and a flow distribution plate, the hollow flow distribution plate in the cross shell is arranged in the cross shell, and the flow distribution plate connects the inflow channel with the first outflow channel or the second outflow channel;
the inflow switch is arranged in the cavity and connected with the inflow channel so as to control the switch of the inflow channel;
the airflow channel is respectively communicated with the inflow switch and the chamber, and the air pressure of the chamber is stabilized when the inflow switch is turned on;
the flow closing channel is arranged in the cavity, one end of the flow closing channel is communicated between the flow inlet channel and the flow outlet switching piece, and the flow closing piece is movable to block or conduct the flow inlet channel;
the pneumatic pump is arranged in the cavity.
2. The switching valve capable of realizing the switching and closing functions of the horizontal passage as claimed in claim 1, wherein the flow closing member blocks the inflow passage as a boundary, and the chamber is divided into a first pneumatic part and a second pneumatic part;
the pneumatic pump is provided with an air inlet end and an air outlet end, the air inlet end is communicated with the first pneumatic part, and the air outlet end is communicated with the second pneumatic part.
3. The switching valve of claim 1, wherein the inlet channel, the first outlet channel and the second outlet channel are connected to the outlet switching member, and the ends of the inlet channel, the first outlet channel and the second outlet channel connected to the outlet switching member are arc-shaped, and the arc-shaped arrangement is adapted to the rotation of the outlet switching member.
4. The switching valve capable of performing horizontal passage switching and closing functions as claimed in claim 1, wherein the shut-off member comprises an aluminum block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022891810.4U CN214662246U (en) | 2020-12-02 | 2020-12-02 | Switching valve capable of realizing horizontal passage switching and closing functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022891810.4U CN214662246U (en) | 2020-12-02 | 2020-12-02 | Switching valve capable of realizing horizontal passage switching and closing functions |
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| Publication Number | Publication Date |
|---|---|
| CN214662246U true CN214662246U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022891810.4U Active CN214662246U (en) | 2020-12-02 | 2020-12-02 | Switching valve capable of realizing horizontal passage switching and closing functions |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017670A (en) * | 2021-11-19 | 2022-02-08 | 国网四川省电力公司攀枝花供电公司 | Buffer structure, gas recovery device and inflation equipment detection system |
| CN114082162A (en) * | 2021-12-16 | 2022-02-25 | 胡钦 | Lung function exercise device for chest and heart surgery and use method thereof |
-
2020
- 2020-12-02 CN CN202022891810.4U patent/CN214662246U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017670A (en) * | 2021-11-19 | 2022-02-08 | 国网四川省电力公司攀枝花供电公司 | Buffer structure, gas recovery device and inflation equipment detection system |
| CN114017670B (en) * | 2021-11-19 | 2022-11-29 | 国网四川省电力公司攀枝花供电公司 | Buffer structure, gas recovery device and inflation equipment detection system |
| CN114082162A (en) * | 2021-12-16 | 2022-02-25 | 胡钦 | Lung function exercise device for chest and heart surgery and use method thereof |
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