CN211202950U - Electric control valve for preventing sphere from sagging - Google Patents
Electric control valve for preventing sphere from sagging Download PDFInfo
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- CN211202950U CN211202950U CN201922314347.4U CN201922314347U CN211202950U CN 211202950 U CN211202950 U CN 211202950U CN 201922314347 U CN201922314347 U CN 201922314347U CN 211202950 U CN211202950 U CN 211202950U
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- spheroid
- temperature sensor
- valve
- sphere
- valve body
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Abstract
The utility model provides a prevent flagging automatically controlled valve of spheroid, which comprises a valve body, one side of valve body is provided with the valve gap, the inside of valve body is provided with the spheroid, spheroidal upper end is connected with and is used for controlling the rotatory pivot of spheroid, the locating hole has been seted up to the positive upper end in the center of spheroid surface, and should go up the locating hole and the reference column looks gomphosis of pivot lower extreme, the valve body is located and is provided with temperature sensor seat under the spheroidal center, and this temperature sensor seat passes inside the lower locating hole entering spheroid of the positive lower extreme in spheroid center, and temperature sensor seat and lower locating hole looks gomphosis. The utility model discloses utilize last locating hole and pivot fixed coordination to and locating hole and temperature sensor seat fixed coordination down, fix the spheroid, the spheroid only rotates with the pivot in three-dimensional space, prevents the spheroid drunkenness from top to bottom, and pressure to the spheroid can reach the balance and decide, makes the spheroid unanimous to the each point compressive capacity of sealing washer, the longe-lived of sealing washer.
Description
Technical Field
The utility model relates to the technical field of valves, concretely relates to prevent flagging automatically controlled valve of spheroid.
Background
The valves for adjusting the flow rate in the current market are various, and mainly comprise a plunger type stop valve, a differential pressure balance valve, a flow balance valve, an electric straight stroke adjusting valve and the like. The ubiquitous valve switching power that is increasing in the use in present heat supply and water supply system to the unable switch that leads to the valve, current valve is because of the weight of the ball itself, does not lead to the ball when the ball is rotatory at the center, makes the sealed atress of ball valve uneven, produces the revolving force bigger than normal, and sealing washer (pad) wearing and tearing increase simultaneously, and the life-span of valve reduces.
SUMMERY OF THE UTILITY MODEL
To the weight of current valve because of the self of valve ball, the problem at the center of ball when leading to the valve ball rotation, the utility model provides a prevent flagging automatically controlled valve of spheroid, concrete technical scheme is as follows:
the utility model provides a prevent flagging automatically controlled valve of spheroid, includes the valve body, the inside of valve body is provided with the spheroid, spheroidal upper end is connected with the pivot that is used for controlling the spheroid rotation, the locating hole has been seted up down to the lower extreme just being located spheroidal surface under the spheroidal centre of sphere, fixed seal is provided with and penetrates down the locating hole and place the inside temperature sensor mount pad of spheroid in on the valve body, the cylinder stair structure who is used for supporting the spheroid has on the temperature sensor mount pad, the pivot can drive the spheroid and rotate on this cylinder stair structure and come the break-make pipeline.
Furthermore, the cylindrical step structure comprises a first cylinder and a second cylinder which is connected with the upper end of the first cylinder and is coaxially arranged, and the radius R1 of the first cylinder, the radius R2 of the second cylinder and the radius R3 of the lower positioning hole have the relation that R1 is greater than R3 and R2.
Furthermore, an upper positioning hole is formed in the position right above the center of the sphere and on the outer surface of the sphere, a positioning column is connected to the lower end of the rotating shaft, and the upper positioning hole is connected with the positioning column in an embedded mode.
Further, the positioning column is of an inverted convex shape.
Further, a temperature sensor hole for placing a temperature sensor is formed in the temperature sensor mounting seat.
Furthermore, a valve cover is arranged on one side of the valve body, and sealing gaskets are arranged at the joints of the valve body and the valve cover, the joints of the valve cover and the ball body, and the joints of the temperature sensor seat and the valve body.
Furthermore, the temperature sensor mounting seat and the valve body are of a detachable connection structure.
According to the above technical scheme, the utility model discloses a structure setting to temperature sensor seat (having the cylinder stair structure that is used for supporting the spheroid on the temperature sensor mount pad promptly) and be connected with spheroidal bottom, the realization is fixed the spheroid, the spheroid only rotates with the pivot in three-dimensional space, prevent the spheroid drunkenness from top to bottom, pressure to the spheroid can reach the weighing apparatus and decide, it is unanimous to make the spheroid take place the each point compression volume of sealing washer, the life-span of sealing washer, sealing washer degree of wear is the same simultaneously, prevent that the spheroid from taking place the torque of slope back pivot and increasing, serious ball card that leads to dies, whole temperature-control valve executor electric current increases and produces and scrap.
Drawings
FIG. 1 is a schematic view of the overall cross-sectional structure of the valve body of the present invention;
FIG. 2 is an enlarged sectional view of the valve body of the present invention;
FIG. 3 is a schematic view of the structure of the rotating shaft of the present invention;
FIG. 4 is a schematic view of the cross-sectional structure of the sphere of the present invention;
fig. 5 is the schematic structural diagram of the temperature sensor mounting seat of the present invention.
Detailed Description
The present invention will be described in detail with reference to the drawings and specific embodiments, wherein prior to describing the technical aspects of the embodiments of the present invention in detail, the terms and the like are explained, and in the present specification, the components with the same names or the same reference numbers represent the similar or the same structures and are only used for illustrative purposes.
As shown in fig. 1-5, an electric control valve for preventing a ball from sagging comprises a valve body 1, a valve cover 2 is arranged on one side of the valve body, a ball 3 is arranged inside the valve body, a rotating shaft 4 for controlling the rotation of the ball is connected to the upper end of the ball, and an actuator 10 for driving the rotating shaft to rotate is connected to the upper end of the rotating shaft;
an upper positioning hole 5 is formed in the upper end of the sphere right above the sphere center and located on the outer surface of the sphere, the positioning column is of an inverted convex shape (shown in figure 3), the lower end of the rotating shaft is connected with the positioning column 6, the upper positioning hole is connected with the positioning column 6 in an embedded mode (the shape of the upper positioning hole is shown in figure 4), a temperature sensor seat hole 11 (shown in figure 2) is formed in the valve body right below the sphere center, a lower positioning hole 8 (shown in figure 2) is formed in the outer surface of the sphere right below the sphere center, a temperature sensor mounting seat 7 is fixedly and hermetically arranged on the valve body through the temperature sensor seat hole, the temperature sensor seat and the valve body are of a detachable connection structure, the temperature sensor seat is convenient to detach and clean an electric control valve in a sewage discharge mode, and a temperature sensor hole 12 for placing a;
the temperature sensor seat is inserted into the sphere through the temperature sensor seat hole and the lower positioning hole in sequence (as shown in figure 1), the temperature sensor mounting seat is provided with a cylindrical step structure for supporting the sphere, the cylindrical step structure surrounds the temperature sensor mounting seat, the cylindrical step structure comprises a first cylinder 701, the upper end of the first cylinder is connected with a second cylinder 702 (as shown in figure 5) which is coaxially arranged, the radius R1 of the first cylinder, the radius R2 of the second cylinder and the radius R3 of the lower positioning hole have the relation of R1 & gtR 3 & gtR 2, because the radius of the second cylinder is smaller than the radius of the lower positioning hole, the second cylinder can penetrate through the lower positioning hole and enter the sphere, the rotation of the sphere is not influenced, the connection and disconnection of a pipeline are realized, and the radius of the first cylinder is larger than the radius of the lower positioning hole, the first cylinder can not enter the lower positioning hole and plays a role of bearing the sphere, the ball body is fixed, the ball body only rotates through the rotating shaft in a three-dimensional space, the ball body is prevented from moving up and down, the pressure on the ball body can be balanced, the compression amount of the ball body on each point of the sealing ring is consistent, the service life of the sealing ring is long, meanwhile, the abrasion degree of the sealing ring is the same, the torque of the rotating shaft is prevented from being increased after the ball body is inclined, the ball is seriously clamped, and the whole temperature control valve actuator is scrapped due to the increase of the current;
sealing gaskets 9 are arranged at the joints of the valve body and the valve cover, the joints of the valve cover and the ball body, and the joints of the temperature sensor seat and the valve body, so that the sealing effect is ensured.
The above-mentioned embodiments are only to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (7)
1. The utility model provides a prevent flagging automatically controlled valve of spheroid, includes valve body (1), the inside of valve body is provided with spheroid (3), spheroidal upper end is connected with pivot (4) that are used for controlling the spheroid rotation, a serial communication port, just be located spheroidal surface under the spheroidal centre of sphere and seted up down locating hole (8), fixed seal is provided with on the valve body and can penetrates down the locating hole and place inside temperature sensor mount pad (7) of spheroid in, the cylinder stair structure who is used for supporting the spheroid has on the temperature sensor mount pad, the pivot can drive the spheroid and rotate on this cylinder stair structure and come the break-make pipeline.
2. An electrically controlled valve for preventing the sagging of a ball according to claim 1, wherein said cylindrical step structure comprises a first cylinder (701), and a second cylinder (702) connected to the upper end of the first cylinder and coaxially disposed, and the radius R1 of the first cylinder, the radius R2 of the second cylinder and the radius R3 of the lower positioning hole have the relationship of R1 > R3 > R2.
3. The electric control valve for preventing the sphere from sagging according to claim 1, wherein an upper positioning hole (5) is formed at the position right above the sphere center of the sphere and on the outer surface of the sphere, a positioning column (6) is connected to the lower end of the rotating shaft, and the upper positioning hole is connected with the positioning column in an embedded manner.
4. An electrically controlled valve according to claim 3, wherein said positioning posts are of inverted convex shape.
5. An electrically controlled valve for preventing the sagging of a sphere according to claim 1, characterized in that the temperature sensor mounting seat is internally provided with a temperature sensor hole (12) for placing a temperature sensor.
6. An electric control valve for preventing a sphere from sagging according to claim 1, characterized in that a valve cover (2) is arranged on one side of the valve body, and sealing gaskets (9) are arranged at the joints of the valve body and the valve cover, the joints of the valve cover and the sphere, and the joints of the temperature sensor seat and the valve body.
7. An electrically controlled valve for preventing the sagging of a sphere according to claim 1, wherein said temperature sensor mounting seat and said valve body are a detachable connection structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922314347.4U CN211202950U (en) | 2019-12-20 | 2019-12-20 | Electric control valve for preventing sphere from sagging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922314347.4U CN211202950U (en) | 2019-12-20 | 2019-12-20 | Electric control valve for preventing sphere from sagging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211202950U true CN211202950U (en) | 2020-08-07 |
Family
ID=71880539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922314347.4U Active CN211202950U (en) | 2019-12-20 | 2019-12-20 | Electric control valve for preventing sphere from sagging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211202950U (en) |
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2019
- 2019-12-20 CN CN201922314347.4U patent/CN211202950U/en active Active
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