CN214331580U - Two tee bend control valves of fluid pressure - Google Patents
Two tee bend control valves of fluid pressure Download PDFInfo
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- CN214331580U CN214331580U CN202120257362.4U CN202120257362U CN214331580U CN 214331580 U CN214331580 U CN 214331580U CN 202120257362 U CN202120257362 U CN 202120257362U CN 214331580 U CN214331580 U CN 214331580U
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- outlet
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- inlet
- valve core
- fluid pressure
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Abstract
The utility model provides a fluid pressure two-position three-way control valve, which comprises an outlet base, a compression spring, a sliding seat and an inlet base; the inlet end of the outlet base is connected with the outlet section of the seat body of the inlet base, and a space for the sliding seat to slide is formed in the middle of the outlet base; a guide hole is arranged in the middle of the outlet base; at least one first outlet channel is arranged outside the guide hole of the outlet base; a second outlet channel communicated with the guide hole is arranged at the outlet end of the outlet base; the inlet base comprises a base body, the base body comprises a base body inlet section and a base body outlet section which are integrally constructed, an inlet channel is arranged in the base body inlet section, and a cavity communicated with the inlet channel is arranged in the base body outlet section; a valve core is arranged in the middle of the inlet base and is connected with the base body through a rib plate; the inlet channel is communicated with the cavity through the gaps among the ribbed plates. The utility model discloses rely on the fluid pressure of entrance can realize the switching of valve body inner channel.
Description
Technical Field
The utility model relates to a control valve, especially a two tee bend control valves of fluid pressure.
Background
Be close to with this application and have two three-way solenoid valve, when the case of solenoid valve was in different positions, played or the effect of switch-on or closing each interface on the valve body. The position of the electromagnetic valve core is switched by using the power on or power off of the electromagnetic valve core, so that the switching of the outlet in the valve body is realized.
The two-position three-way electromagnetic valve can control the switching of the position of the valve core in the valve body by external power supply. In addition, when the solenoid valve is used in a liquid, the problems such as water resistance need to be considered, and therefore the structure is often complicated and the production cost is high.
Disclosure of Invention
An object of the utility model is to overcome the not enough of existence among the prior art, provide a two tee bend control valves of fluid pressure, can need not to rely on the fluid pressure of entrance to realize the switching of valve body inner channel with the help of external power or electric energy.
The embodiment of the utility model provides a technical scheme who adopts is:
a fluid pressure two-position three-way control valve comprises an outlet base, a compression spring, a sliding seat and an inlet base;
the inlet end of the outlet base is connected with the outlet section of the seat body of the inlet base, and a space for the sliding seat to slide is formed in the middle of the outlet base;
a guide hole is arranged in the middle of the outlet base; at least one first outlet channel is arranged outside the guide hole of the outlet base; a second outlet channel communicated with the guide hole is arranged at the outlet end of the outlet base; the periphery of the outlet base is connected with a baffle lug;
the inlet base comprises a base body, the base body comprises a base body inlet section and a base body outlet section which are integrally constructed, an inlet channel is arranged in the base body inlet section, and a cavity communicated with the inlet channel is arranged in the base body outlet section; a valve core is arranged in the middle of the inlet base and is connected with the base body through a rib plate; the inlet channel is communicated with the cavity through gaps among the ribbed plates; the middle of the valve core is provided with a valve core hole which extends inwards from the top end of the valve core but does not penetrate through the valve core; the side surface of the valve core is provided with a side hole which is communicated with the valve core hole;
the compression spring is arranged in the cavity in the cylinder of the sliding seat, and two ends of the compression spring are respectively propped against the outlet base and the sliding seat.
Further, when the sliding seat is seated, the side hole on the valve core is closed; the side hole can be exposed when the sliding seat moves towards the outlet base.
Further, the top end of the rib plate is higher than the bottom surface of the cavity.
Further, the side hole is located at a position between the top end of the valve core and the top end of the rib plate and closer to the rib plate.
Furthermore, one end of the compression spring is abutted against the inner end face of the outlet end of the outlet base, and the other end of the compression spring is sleeved on the valve core and abutted against the inner end face of the bottom end of the sliding seat.
Furthermore, the number of the side holes is configured to be a plurality, and the side holes are arranged in a central symmetry mode.
Further, the first outlet channel is consistent with the guide hole in direction.
Further, the first outlet channels are configured in a plurality of numbers and are arranged in a central symmetry mode.
Compared with the prior art, the fluid pressure two-position three-way control valve provided by the application has the advantages that the sliding seat moves by controlling the liquid pressure at the inlet channel, and different fluid channels are formed when the sliding seat is at different positions; therefore, other external force is not needed, and switching of different channels in the valve body is achieved. The structure is compact, the sealing effect is good, and the production cost is low.
Drawings
Fig. 1 is a schematic view of an overall structure of a control valve according to an embodiment of the present invention.
Fig. 2 is a sectional view of an outlet base structure according to an embodiment of the present invention.
Fig. 3 is a sectional view of an inlet base structure according to an embodiment of the present invention.
Fig. 4 is a perspective view of an inlet base structure according to an embodiment of the present invention.
Fig. 5 is a schematic view of a sliding state of the sliding seat according to the embodiment of the present invention.
Fig. 6 is a schematic view of the sliding seat according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The embodiment of the utility model provides a fluid pressure two-position three-way control valve, as shown in figure 1, includes an outlet base 1, a compression spring 2, a sliding seat 3, an inlet base 4;
the inlet end of the outlet base 1 is connected with the outlet section of the base body of the inlet base 4, and a space for the sliding base 3 to slide is formed in the middle; and may form a valve body; in the orientation shown in fig. 1 and 2, the lower end of the outlet base 1 is the inlet end;
as shown in fig. 2, the outlet base 1 is provided with a guide hole 13 in the middle to provide guidance for the sliding of the sliding seat 3; at least one first outlet channel 11 is arranged outside the guide hole 13 of the outlet base 1, the direction of the first outlet channel 11 is preferably consistent with the direction of the guide hole 13, in the embodiment, the number of the first outlet channels 11 is four, and the first outlet channels are arranged in central symmetry; a second outlet channel 12 communicated with the guide hole 13 is arranged at the outlet end of the outlet base 1; an inner end surface for abutting against one end of the compression spring 2 is formed between the second outlet channel 12 and the guide hole 13;
the outer periphery of the outlet base 1 is connected with a stop lug 14 so as to provide a stop for assembling in place when the lower part of the outlet base 1 is assembled into the inlet base 4; the stop lugs 14 are arranged around the periphery of the outlet base 1 in a circle;
as shown in fig. 3 and 4, the inlet base 4 includes a base body, the base body includes a base body inlet section 41 and a base body outlet section 42 which are integrally constructed, an inlet channel 43 is disposed in the base body inlet section 41, and a cavity 44 communicated with the inlet channel 43 is disposed in the base body outlet section 42; a valve core 46 is arranged in the middle of the inlet base 4, and the valve core 46 is connected with the base body through a rib plate 47; the inlet channel 43 is communicated with the cavity 44 through gaps among the rib plates 47; preferably, the top end of the rib 47 is higher than the bottom surface 45 of the cavity 44, so that the inlet channel 43 can communicate with the cavity 44 after the rib 47 bears the seated sliding seat 3; a valve core hole 48 is arranged in the middle of the valve core 46, and the valve core hole 48 extends inwards from the top end of the valve core but does not penetrate through the valve core 46; a side hole 49 which is communicated with the valve core hole 48 is arranged on the side surface of the valve core 46; the side hole 49 is preferably located between the top end of the spool 46 and the top end of the rib 47 at a position closer to the rib 47; in the present embodiment, the number of the side holes 49 is four, and the side holes are arranged in a central symmetry;
the radial dimension of the cavity 44 is preferably greater than the radial dimension of the inlet passage 43;
the inlet end of the outlet base 1 and the seat body outlet section 42 of the inlet base 4 can be connected by tight fit, welding or screw thread;
as shown in fig. 5, the sliding seat 3 includes a hollow cylinder 31 and a flat plate 32 connected to the bottom of the cylinder 31; the end face of the plate 32 facing the outlet base 1 can cover the first outlet channel 11 in the outlet base 1; the column 31 and the plate 32 may be of unitary construction or joined by welding; the column 31 of the sliding seat 3 is assembled in the guide hole 13 of the outlet base 1 and matched with the guide hole 13; the center of the flat plate 32 at the bottom of the sliding seat 3 is provided with a through hole matched with the valve core 46; the sliding seat 3 is assembled on the valve core 46 through a through hole at the bottom of the flat plate 32; the slide seat 3 closes the side hole 49 of the spool 46 when seated; the side hole 49 can be exposed when the sliding seat 3 moves towards the outlet base 1;
in some embodiments, the plate 32 is disc-shaped;
the compression spring 2 is arranged in a cavity in the column 31 of the sliding seat 3, one end of the compression spring is propped against the inner end surface of the outlet end of the outlet base 1, and the other end of the compression spring is sleeved on the valve core 46 and propped against the inner end surface of the bottom end of the sliding seat 3;
as shown in fig. 5, when the inlet channel 43 of the inlet base 4 is empty of fluid or the fluid pressure is less than the pre-load force provided by the compression spring 2, the sliding seat 3 is seated and supported by the rib plate 47; at the moment, the sliding seat 3 closes the side hole 49 on the valve core; the inlet channel 43 is not in communication with the second outlet channel 12, the inlet channel 43 being in communication with the first outlet channel 11 through the cavity 44; at the moment, a first channel in the two-position tee joint is realized;
as shown in fig. 6, when the fluid pressure in the inlet channel 43 of the inlet base 4 increases to be greater than the pre-load force provided by the compression spring 2, the sliding seat 3 slides upwards, the end surface of the flat plate 32 of the sliding seat 3 facing the outlet base 1 when the sliding seat 3 is in place closes the first outlet channel 11 in the outlet base 1, and meanwhile, the spool side hole 49 is exposed and communicated with the cavity 44, so that the inlet channel 43 is communicated with the second outlet channel 12 through the cavity 44, the spool side hole 49 and the spool hole 48 in the middle of the spool; the channel switching of the fluid in the valve body is completed; at the moment, a second channel in the two-position tee joint is realized;
in fig. 5 and 6, the direction of the arrows indicates the flow direction of the fluid; the sliding seat 3 is positioned at two different positions by changing the fluid pressure in the pipeline at the inlet of the valve body, so that different channels in the valve body are changed, and the function of a two-position three-way valve is realized.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (8)
1. A fluid pressure two-position three-way control valve is characterized by comprising an outlet base (1), a compression spring (2), a sliding seat (3) and an inlet base (4);
the inlet end of the outlet base (1) is connected with the outlet section of the seat body of the inlet base (4), and a space for the sliding seat (3) to slide is formed in the middle;
a guide hole (13) is arranged in the middle of the outlet base (1); at least one first outlet channel (11) is arranged outside the guide hole (13) of the outlet base (1); a second outlet channel (12) communicated with the guide hole (13) is arranged at the outlet end of the outlet base (1); the periphery of the outlet base (1) is connected with a baffle lug (14);
the inlet base (4) comprises a base body, the base body comprises a base body inlet section (41) and a base body outlet section (42) which are integrally constructed, an inlet channel (43) is arranged in the base body inlet section (41), and a cavity (44) communicated with the inlet channel (43) is arranged in the base body outlet section (42); a valve core (46) is arranged in the middle of the inlet base (4), and the valve core (46) is connected with the base body through a rib plate (47); the inlet channel (43) is communicated with the cavity (44) through gaps among the rib plates (47); a valve core hole (48) is arranged in the middle of the valve core (46), and the valve core hole (48) extends inwards from the top end of the valve core but does not penetrate through the valve core (46); a side surface of the valve core (46) is provided with a side hole (49) which is communicated with the valve core hole (48);
the compression spring (2) is arranged in a cavity in the cylinder (31) of the sliding seat (3), and two ends of the compression spring respectively abut against the outlet base (1) and the sliding seat (3).
2. The fluid pressure two-position, three-way control valve of claim 1,
when the sliding seat (3) is seated, the side hole (49) on the valve core (46) is closed; the side hole (49) can be exposed when the sliding seat (3) moves towards the outlet base (1).
3. The fluid pressure two-position, three-way control valve of claim 1,
the top end of the rib plate (47) is higher than the bottom surface (45) of the cavity (44).
4. The fluid pressure two-position, three-way control valve of claim 1,
the side hole (49) is positioned between the top end of the valve core (46) and the top end of the rib plate (47) and is closer to the rib plate (47).
5. The fluid pressure two-position, three-way control valve of claim 1,
one end of the compression spring (2) is propped against the inner end face of the outlet end of the outlet base (1), and the other end of the compression spring is sleeved on the valve core (46) and propped against the inner end face of the bottom end of the sliding seat (3).
6. The fluid pressure two-position, three-way control valve of claim 1,
the side holes (49) are arranged in a plurality of numbers and are arranged in a central symmetry way.
7. The fluid pressure two-position, three-way control valve of claim 1,
the direction of the first outlet channel (11) is consistent with the direction of the guide hole (13).
8. The fluid pressure two-position, three-way control valve of claim 1,
the first outlet channels (11) are arranged in a plurality of numbers and are arranged in a central symmetry mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120257362.4U CN214331580U (en) | 2021-01-29 | 2021-01-29 | Two tee bend control valves of fluid pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120257362.4U CN214331580U (en) | 2021-01-29 | 2021-01-29 | Two tee bend control valves of fluid pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214331580U true CN214331580U (en) | 2021-10-01 |
Family
ID=77907485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120257362.4U Active CN214331580U (en) | 2021-01-29 | 2021-01-29 | Two tee bend control valves of fluid pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214331580U (en) |
-
2021
- 2021-01-29 CN CN202120257362.4U patent/CN214331580U/en active Active
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