CN210600372U - Actuating mechanism with prevent function of congealing water - Google Patents
Actuating mechanism with prevent function of congealing water Download PDFInfo
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- CN210600372U CN210600372U CN201921491117.9U CN201921491117U CN210600372U CN 210600372 U CN210600372 U CN 210600372U CN 201921491117 U CN201921491117 U CN 201921491117U CN 210600372 U CN210600372 U CN 210600372U
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- valve rod
- temperature
- electric actuator
- valve
- mounting hole
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Abstract
The utility model discloses an actuating mechanism with prevent function of congealing water, including electric actuator and the valve that has the valve rod, electric actuator includes the casing to and set firmly the temperature separation piece of motor in the casing and being used for the transmission of separation temperature, the motor has the power take off pole, temperature separation piece one end and power take off pole fixed connection and the other end and valve rod fixed connection, through set up temperature separation piece between power take off pole and valve rod, reduce electric actuator and valve and produce the heat exchange, avoid electric actuator inside because the temperature reduces and produces the water of congealing, improved electric actuator internal circuit's security, reduced the maintenance cost.
Description
Technical Field
The utility model relates to an executor technical field, concretely relates to actuating mechanism with prevent function of condensing.
Background
In the existing water supply environment, the temperature difference between the water supply temperature and the environment temperature is large, particularly in summer, the surface temperature of an electric actuator is close to 60 ℃, but the water supply temperature is only about 18 ℃.
In the prior art, the valve rod is in direct contact with the inside of the electric actuator, condensed water is easily generated inside the electric actuator, a motor rusts when encountering water, electronic components inside the electric actuator are easily oxidized and short-circuited, the service life of the electric actuator is short, and the pipeline maintenance cost is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an actuating mechanism with prevent function of congealing water through set up the temperature separation piece between power take off pole and valve rod, reduces electric actuator and valve and produces the heat exchange, avoids electric actuator inside because the temperature reduces to produce the water of congealing, has improved the security of electric actuator internal circuit, has reduced the maintenance cost.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides an actuating mechanism with prevent function of congealing water, includes electric actuator and has the valve of valve rod, electric actuator includes the casing to and set firmly the motor in the casing and be used for the temperature separation piece of separation temperature transmission, the motor has the power take off pole, temperature separation piece one end and power take off pole fixed connection and the other end and valve rod fixed connection.
Further, the valve further comprises a valve body, a valve rod mounting hole is fixedly formed in the valve body, a heat insulation film is arranged on the outer circumferential surface of the valve rod, and the valve rod is arranged in the valve rod mounting hole.
Furthermore, a blocking piece mounting hole is formed in the shell, the temperature blocking piece is arranged in the blocking piece mounting hole, and at least one sealing ring is mounted on the outer circumferential surface of the temperature blocking piece.
Further, temperature separation spare is close to valve rod one end and is provided with the valve rod draw-in groove, the valve rod is close to temperature separation spare one end and is provided with the valve rod plug with valve rod draw-in groove complex, the valve rod is through inserting the valve rod plug in the valve rod draw-in groove form with the fixed connection of temperature separation spare.
Compared with the prior art, the utility model has the advantages that:
1. through set up temperature separation spare between power take off pole and valve rod, reduce electric actuator and valve and produce the heat exchange, avoid the inside because the temperature reduces to produce the condensate of electric actuator, improved the security of electric actuator internal circuit, reduced the maintenance cost.
2. The heat insulation film is arranged on the outer surface of the circumference of the valve rod, so that heat exchange between the valve and the valve body is reduced, further heat exchange between the valve and the electric actuator is reduced, the possibility of water condensation generated due to temperature reduction in the electric actuator is reduced, the safety of an internal circuit of the electric actuator is improved, and the maintenance cost is reduced.
3. The sealing ring is arranged on the outer surface of the circumference of the temperature blocking piece, so that external moisture is prevented from entering the electric actuator, the humidity of air inside the electric actuator is reduced, the possibility of water condensation of the electric actuator due to the fact that the humidity of the air inside the electric actuator is high is reduced, the safety of an internal circuit of the electric actuator is improved, and the maintenance cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
A preferred embodiment of the present invention will be described in detail below with reference to the accompanying drawings.
In the existing water supply environment, the temperature difference between the water supply temperature and the environment temperature is large, particularly in summer, the surface temperature of an electric actuator is close to 60 ℃, but the water supply temperature is only about 18 ℃.
In the prior art, the valve rod is in direct contact with the inside of the actuator, condensed water is easily generated inside the electric actuator, a motor rusts when meeting water, electronic components inside the electric actuator are easily oxidized and short-circuited, the service life of the electric actuator is short, and the pipeline maintenance cost is high.
As shown in fig. 1, an actuator with a function of preventing water condensation includes an electric actuator and a valve having a valve stem 21, the electric actuator includes a housing 11, a motor 12 fixed in the housing and a temperature blocking member 31 for blocking temperature transmission, the motor has a power output rod, one end of the temperature blocking member is fixedly connected with the power output rod, and the other end of the temperature blocking member is fixedly connected with the valve stem 21.
Two conditions are needed for generating condensed water in the electric actuator, one is that external cold energy enters the electric actuator in a heat conduction mode to reduce the temperature of components in the electric actuator; the other is that inside air humidity is great, and the temperature is higher, meets the lower part of the inside temperature of electric actuator, condenses easily, makes the motor meet the water and rust, and the inside electronic components of electric actuator also oxidizes the short circuit easily.
A temperature barrier is arranged between the power output rod and the valve rod and is made of a material with low thermal conductivity; the temperature blocking piece is used for connecting the power output rod and the valve rod, so that heat exchange between the power output rod and the valve rod can be reduced to a great extent, even if the water temperature is low, cold energy is not easily transferred to internal elements of the electric actuator, the mode avoids the internal condensate water generation of the electric actuator by reducing the heat exchange degree, the safety of an internal circuit of the electric actuator is improved, and the maintenance cost is reduced.
As shown in fig. 1, the valve further includes a valve body 22, a valve rod mounting hole 23 is fixedly formed in the valve body, a heat insulation film is arranged on the outer circumferential surface of the valve rod, and the valve rod 21 is arranged in the valve rod mounting hole.
The peripheral surface of valve rod is provided with thermal-insulated membrane, thermal-insulated membrane attaches to the peripheral surface of valve rod through electroplating process, and its aim at reduces the heat exchange of valve rod mounting hole and valve rod to reduce valve and electric actuator's heat exchange degree, reduced the inside possibility that produces the condensate because the temperature reduces of electric actuator, improved the security of electric actuator internal circuit, reduced the maintenance cost.
As shown in fig. 1, a blocking member mounting hole is formed in the housing 11, the temperature blocking member is disposed in the blocking member mounting hole, and at least one sealing ring 32 is mounted on the circumferential outer surface of the temperature blocking member; one of the conditions for generating the condensed water is that the air humidity is large, the sealing ring is sleeved on the circumferential outer surface of the temperature blocking piece, external moisture can be prevented from entering the electric actuator, the possibility of generating the condensed water due to the large air humidity in the electric actuator is reduced by reducing the internal air humidity, the safety of an internal circuit of the electric actuator is improved, and the maintenance cost is reduced.
As shown in fig. 1, one end of the temperature blocking member 31 close to the valve rod 21 is provided with a valve rod clamping groove, one end of the valve rod 21 close to the temperature blocking member 31 is provided with a valve rod plug matched with the valve rod clamping groove, and the valve rod is fixedly connected with the temperature blocking member by inserting the valve rod plug into the valve rod clamping groove.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The utility model provides an actuating mechanism with prevent function of congealing water, its characterized in that includes electric actuator and has the valve of valve rod (21), electric actuator includes casing (11) to and motor (12) and temperature separation piece (31) that are used for the separation temperature transmission that set firmly in the casing, the motor has the power take off pole, temperature separation piece one end and power take off pole fixed connection and the other end and valve rod (21) fixed connection.
2. The actuator with the function of preventing water condensation according to claim 1, wherein the valve further comprises a valve body (22), a valve rod mounting hole (23) is fixedly formed in the valve body, a heat insulation film is arranged on the circumferential outer surface of the valve rod, and the valve rod (21) is arranged in the valve rod mounting hole.
3. The actuator having a function of preventing water condensation according to claim 1, wherein: the temperature sensor is characterized in that a blocking piece mounting hole is formed in the shell (11), the temperature blocking piece is arranged in the blocking piece mounting hole, and at least one sealing ring (32) is mounted on the outer surface of the circumference of the temperature blocking piece.
4. The actuator having a function of preventing water condensation according to claim 1, wherein: temperature separation spare (31) are close to valve rod (21) one end and are provided with the valve rod draw-in groove, valve rod (21) are close to temperature separation spare (31) one end be provided with valve rod draw-in groove complex valve rod plug, the valve rod is through inserting the valve rod plug in the valve rod draw-in groove form with the fixed connection of temperature separation spare.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921491117.9U CN210600372U (en) | 2019-09-09 | 2019-09-09 | Actuating mechanism with prevent function of congealing water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921491117.9U CN210600372U (en) | 2019-09-09 | 2019-09-09 | Actuating mechanism with prevent function of congealing water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210600372U true CN210600372U (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921491117.9U Active CN210600372U (en) | 2019-09-09 | 2019-09-09 | Actuating mechanism with prevent function of congealing water |
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| CN (1) | CN210600372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112936350A (en) * | 2021-01-28 | 2021-06-11 | 中汽创智科技有限公司 | Operating device and heat treatment device |
-
2019
- 2019-09-09 CN CN201921491117.9U patent/CN210600372U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112936350A (en) * | 2021-01-28 | 2021-06-11 | 中汽创智科技有限公司 | Operating device and heat treatment device |
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