CN-224229381-U - Temperature control electric ball valve

Abstract

The utility model relates to the technical field of electric ball valves, and particularly discloses a temperature control electric ball valve which comprises a valve body, a mounting sleeve, a temperature sensor, a sealing cover, a movable rod and an elastic piece, wherein the mounting sleeve is fixed on the valve body, the temperature sensor penetrates through the mounting sleeve, the sealing cover is positioned at the bottom of the mounting sleeve and is in contact with the end part of the temperature sensor, the top of the sealing cover is connected with the movable rod, the bottom of the mounting sleeve is provided with the movable groove, the movable rod is arranged in the movable groove, the elastic piece is arranged between the inner wall of the movable groove and the movable rod, the elastic piece drives the sealing cover to seal a channel at the bottom of the mounting sleeve under the normal state through an automatic locking mechanism of the bottom, when a temperature sensing probe is inserted, the probe extrudes the sealing cover to deform, the channel is opened, and when the probe is pulled out, the elastic piece immediately drives the sealing cover to reset, so that the medium in the valve body can be automatically blocked from being sprayed and leaked, and the dynamic sealing of a mounting hole is realized, and the probe can be disassembled under the running state.

Inventors

• WANG GANYOU
• WANG PING
• ZHU PING
• JIANG ZHAOFENG

Assignees

• 扬州市安宜阀门有限公司

Dates

Publication Date

20260512

Application Date

20250613

Claims (10)

1. 1. A temperature controlled electrically operated ball valve, comprising: a valve body (100); A mounting sleeve (200) fixed to the valve body (100); A temperature sensor (300) which is arranged through the mounting sleeve (200); the sealing cover (205) is positioned at the bottom of the mounting sleeve (200) and is contacted with the end part of the temperature sensor (300), the top of the sealing cover (205) is connected with the moving rod (204), the bottom of the mounting sleeve (200) is provided with the moving groove (202), and the moving rod (204) is arranged in the moving groove (202); The elastic piece (203) is arranged between the inner wall of the movable groove (202) and the movable rod (204) and is used for driving the sealing cover (205) to normally seal the bottom channel of the mounting sleeve (200).
2. 2. The electrically operated ball valve as claimed in claim 1, wherein said temperature sensor (300) comprises: The sealing head (301) is sleeved on the temperature sensor (300), the top of the mounting sleeve (200) is provided with a mounting groove (201), and the sealing head (301) is in sealing fit with the mounting groove (201).
3. 3. The temperature-controlled electric ball valve according to claim 2, wherein the sealing head (301) is sleeved with a connecting sleeve (302), is in threaded connection with the mounting sleeve (200) and compresses the sealing head (301) to form axial locking.
4. 4. The electrically operated ball valve as claimed in claim 2, wherein said installation groove (201) has a through hole formed in a bottom wall thereof, and said temperature sensor (300) is inserted through said through hole.
5. 5. The electrically operated ball valve as claimed in claim 1, wherein said number of said moving rods (204) is at least two.
6. 6. The electrically operated ball valve as claimed in claim 1, wherein said elastic member (203) comprises a compression spring having one end mounted on a moving rod (204) and the other end mounted on an inner wall of said moving groove (202).
7. 7. The electrically operated ball valve as claimed in claim 1, wherein said elastic member (203) comprises an elastic band having one end mounted on the moving rod (204) and the other end mounted on the inner wall of the moving groove (202).
8. 8. The electrically operated ball valve as claimed in claim 2, wherein said sealing head (301) has a stepped cylindrical structure, a lower outer diameter thereof is in clearance fit with said mounting groove (201), and an upper outer diameter thereof is in interference fit with an inner wall of said connecting sleeve (302).
9. 9. The electrically operated ball valve as claimed in claim 4, wherein said through hole has a diameter smaller than an outer diameter of said sealing head (301).
10. 10. The electrically operated ball valve as claimed in claim 2, wherein a heat conductive silicone grease layer is filled between said temperature sensor (300) and said sealing head (301).

Description

Temperature control electric ball valve Technical Field The utility model belongs to the technical field of electric ball valves, and particularly relates to a temperature control electric ball valve. Background In industrial automation and Heating Ventilation Air Conditioning (HVAC) systems, temperature controlled motorized ball valves are the core actuator to achieve precise temperature control of the fluid medium. The typical structure of the device consists of an electric actuator, a ball valve body and a temperature control system, wherein the electric actuator receives a control signal to drive a valve core to rotate; CN116292959a discloses a pressure balance intelligent temperature control electric ball valve, which comprises a ball valve shell, wherein a first pipeline is fixedly arranged at the left end of the ball valve shell, a regulating mechanism is arranged on the first pipeline, the wall of a filter pipe is embedded in the first pipeline, the pressure balance intelligent temperature control electric ball valve is provided with the regulating mechanism, the safety and the tightness of the installation of the regulating mechanism can be ensured by a first steel clip and a leakage-proof film, the normal use of a pressure monitoring meter and a temperature monitoring meter is ensured, and the filtering function of the regulating mechanism is also ensured; The existing electric ball valve needs to be closed in advance for disassembling the temperature sensing probe, otherwise, the medium in the valve body is sprayed and leaked from the mounting hole of the temperature sensing probe, the mounting hole lacks an automatic locking mechanism, the electric ball valve needs to be closed and then plugged manually, and the probe cannot be plugged and pulled out under the valve running state. Disclosure of utility model The utility model aims to provide a temperature control electric ball valve so as to solve the problems in the prior art. In order to achieve the above purpose, the present utility model provides the following technical solutions: A temperature controlled electrically operated ball valve comprising: A valve body; the mounting sleeve is fixed on the valve body; the temperature sensor penetrates through the mounting sleeve; The sealing cover is positioned at the bottom of the mounting sleeve and is contacted with the end part of the temperature sensor, the top of the sealing cover is connected with a moving rod, the bottom of the mounting sleeve is provided with a moving groove, and the moving rod is arranged in the moving groove; the elastic piece is arranged between the inner wall of the movable groove and the movable rod and is used for driving the sealing cover to normally seal the bottom channel of the mounting sleeve. Preferably, the temperature sensor includes: The sealing head is sleeved on the temperature sensor, the top of the mounting sleeve is provided with a mounting groove, and the sealing head is in sealing fit with the mounting groove. Preferably, the sealing head is sleeved with a connecting sleeve, and is in threaded connection with the mounting sleeve and is pressed tightly with the sealing head to form axial locking. Preferably, the bottom wall of the mounting groove is provided with a through hole, and the temperature sensor penetrates through the through hole. Preferably, the number of moving bars is at least two. Preferably, the elastic member includes a compression spring, one end of which is installed on the moving rod, and the other end of which is installed on the inner wall of the moving groove. Preferably, the elastic piece comprises an elastic band, one end of the elastic band is arranged on the moving rod, and the other end of the elastic band is arranged on the inner wall of the moving groove. Preferably, the sealing head is of a stepped cylindrical structure, the outer diameter of the lower part of the sealing head is in clearance fit with the mounting groove, and the outer diameter of the upper part of the sealing head is in interference fit with the inner wall of the connecting sleeve. Preferably, the bore diameter of the through hole is smaller than the outer diameter of the sealing head. Preferably, a heat conduction silicone grease layer is filled between the temperature sensor and the sealing head. Compared with the prior art, the utility model has the beneficial effects that: According to the utility model, through an automatic locking mechanism at the bottom, the elastic piece drives the sealing cover to seal the bottom channel of the mounting sleeve in a normal state, when the temperature sensing probe is inserted, the probe extrudes the sealing cover to deform the elastic piece, and the channel is opened; The sealing reliability is improved by adopting a double sealing structure, the top is sealed by the cooperation of the sealing head and the connecting sleeve, the bottom is automatically sealed by the linkage of the elastic piece and the sealing cov