CN114136601A - Detection device for electronic expansion valve - Google Patents
Detection device for electronic expansion valve Download PDFInfo
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- CN114136601A CN114136601A CN202111395156.0A CN202111395156A CN114136601A CN 114136601 A CN114136601 A CN 114136601A CN 202111395156 A CN202111395156 A CN 202111395156A CN 114136601 A CN114136601 A CN 114136601A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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Abstract
The invention discloses a detection device for an electronic expansion valve, which comprises a shell, wherein the top of the shell is fixedly connected with a permanent magnet motor, the output end of the permanent magnet motor penetrates through the interior of the shell and is movably connected with a needle valve, the right side of the shell is communicated with an inlet pipe, the bottom of the shell is communicated with an outlet pipe, the top of the surface of the outlet pipe is provided with a flow sensor, the bottom of the right side of the outlet pipe is provided with a flow velocity sensor, and the detection end of the flow velocity sensor penetrates through the interior of the outlet pipe. The invention detects each data by the infrared sensor, the flow velocity sensor and the flow sensor, and compares and displays the opening value by the control unit through the data, thereby having the advantage of convenient detection and display, solving the problem that the opening information of the valve needle can not be known by a user because the opening of the valve needle can not be detected in the using process of the existing electronic expansion valve, and being convenient for the user to use.
Description
Technical Field
The invention relates to the technical field of electronic expansion valves, in particular to a detection device for an electronic expansion valve.
Background
The expansion valve is an important component in a refrigeration system, and the electronic expansion valve is a common one of the expansion valves, but the opening degree of the valve needle cannot be detected in the use process of the existing electronic expansion valve, so that a user cannot know the opening degree information of the valve needle, and the use of the user is influenced.
Disclosure of Invention
In order to solve the problems in the background art, an object of the present invention is to provide a detection device for an electronic expansion valve, which has the advantage of convenient detection and display, and solves the problem that the opening degree information of a valve needle cannot be known to a user because the opening degree of the valve needle cannot be detected in the use process of the existing electronic expansion valve.
In order to achieve the purpose, the invention provides the following technical scheme: a detection device for an electronic expansion valve comprises a shell, wherein a permanent magnet motor is fixedly connected to the top of the shell, the output end of the permanent magnet motor penetrates through the inside of the shell and is movably connected with a needle valve, an inlet pipe is communicated with the right side of the shell, an outlet pipe is communicated with the bottom of the shell, a flow sensor is arranged at the top of the surface of the outlet pipe, a flow velocity sensor is arranged at the bottom of the right side of the outlet pipe, the detection end of the flow velocity sensor penetrates through the inside of the outlet pipe, an infrared sensor is fixedly embedded at the top of the inner wall of the shell, a base plate matched with the infrared sensor is fixedly connected to the top of the surface of the needle valve, and a protection box is fixedly connected to the left side of the shell;
the protection box is characterized in that a control unit is arranged inside the protection box and comprises a processor, a data storage module is electrically connected with the input end of the processor in a bidirectional mode, a display module is electrically connected with the output end of the processor, an automatic control setting module is arranged at the output end of the processor, the output end of the automatic control setting module is electrically connected with the input end of the permanent magnet motor, the input end of the processor is electrically connected with the output end of the flow sensor, the input end of the processor is electrically connected with the output end of the flow velocity sensor, a first data receiving and sending module is electrically connected with the output end of the processor in a bidirectional mode, and a data comparison module is electrically connected with the input end of the processor in a bidirectional mode;
the output end of the first data receiving and transmitting module is electrically connected with a second data receiving and transmitting module in a bidirectional mode, and the output end of the second data receiving and transmitting module is electrically connected with a remote control module in a bidirectional mode.
Preferably, the input end of the processor is electrically connected with a fault positioning module in a bidirectional way.
Preferably, the display module is an air conditioner display screen.
Preferably, the heat insulation mechanism is arranged inside the shell and comprises a sealing ring, an elastic ring and a heat insulation plate, the sealing ring is sleeved on the surface of the needle valve, the bottom of the sealing ring is fixedly connected inside the shell, the heat insulation plate is sleeved on the top and the bottom of the surface of the needle valve, the surface of the heat insulation plate is fixedly connected inside the shell, the elastic ring is fixedly connected to the inner side of the shell, and the inner wall of the elastic ring and the surface of the needle valve are arranged.
Preferably, the bottom of the surface of the needle valve is sleeved with a rubber sleeve in a sliding manner, and the top of the rubber sleeve is fixedly connected inside the shell.
Preferably, the surface of the shell is provided with a noise reduction mechanism, the noise reduction mechanism comprises a heat insulation sleeve, a sound insulation sleeve and a noise reduction sleeve, the sound insulation sleeve is fixedly connected to the surface of the shell, the heat insulation sleeve is fixedly connected to the surface of the sound insulation sleeve, and the noise reduction sleeve is fixedly connected to the bottom of the sound insulation sleeve.
Preferably, the output end of the processor is electrically connected with an encryption and decryption module, and the output end of the encryption and decryption module is electrically connected with the input end of the automatic control setting module.
Preferably, the data storage module is a waterproof and moisture-proof hard disk.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention detects each data by the infrared sensor, the flow velocity sensor and the flow sensor, and compares and displays the opening value by the control unit through the data, thereby having the advantage of convenient detection and display, solving the problem that the opening information of the valve needle can not be known by a user because the opening of the valve needle can not be detected in the using process of the existing electronic expansion valve, and being convenient for the user to use.
2. According to the invention, the fault location can be located by arranging the fault location module, so that a user can conveniently and rapidly maintain the system.
3. According to the invention, the display module is arranged as the air conditioner display screen, so that a user can observe information conveniently, and the phenomenon that the user can only observe information through the remote control module is avoided.
4. According to the invention, the temperature can be isolated through the heat insulation mechanism, the phenomenon that the infrared sensor is easily affected by low temperature is prevented, and meanwhile, the gap between the needle valve and the shell is reduced.
5. According to the invention, the rubber sleeve is arranged, so that the bottom of the needle valve can be protected, and the sealing effect of the needle valve is improved.
6. The noise reduction mechanism is arranged, so that noise can be blocked, and the phenomenon that the noise easily affects the surrounding environment is avoided.
7. According to the invention, the encryption and decryption module is arranged, so that the automatic control setting module can be encrypted, and the phenomenon that a non-user operates the automatic control setting module is prevented.
8. According to the invention, the data storage module is set as the waterproof and moistureproof hard disk, so that the waterproof performance of the data storage module can be improved, and the service life of the data storage module is prolonged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
FIG. 4 is a front sectional view of a needle valve constructed in accordance with the present invention;
FIG. 5 is a system diagram of a configuration control unit of the present invention;
fig. 6 is a perspective view of the thermal insulation cover of the present invention.
In the figure: 1. a housing; 2. a permanent magnet motor; 3. a needle valve; 4. feeding a pipe; 5. discharging a pipe; 6. a flow sensor; 7. a flow rate sensor; 8. an infrared sensor; 9. a base plate; 10. a protective box; 11. a control unit; 12. a processor; 13. a data storage module; 14. a display module; 15. an automatic control setting module; 16. a first data receiving and transmitting module; 17. a data comparison module; 18. a second data receiving and transmitting module; 19. a remote control module; 20. a fault location module; 22. a thermal insulation mechanism; 221. a seal ring; 222. an elastic ring; 223. a thermal insulation plate; 23. a rubber sleeve; 24. a noise reduction mechanism; 241. a thermal insulation sleeve; 242. a sound insulation sleeve; 243. a silencing sleeve; 25. and an encryption and decryption module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
As shown in fig. 1 to 6, the detection device for the electronic expansion valve provided by the invention comprises a housing 1, wherein a permanent magnet motor 2 is fixedly connected to the top of the housing 1, an output end of the permanent magnet motor 2 penetrates into the housing 1 and is movably connected with a needle valve 3, an inlet pipe 4 is communicated with the right side of the housing 1, an outlet pipe 5 is communicated with the bottom of the housing 1, a flow sensor 6 is arranged on the top of the surface of the outlet pipe 5, a flow velocity sensor 7 is arranged on the bottom of the right side of the outlet pipe 5, a detection end of the flow velocity sensor 7 penetrates into the outlet pipe 5, an infrared sensor 8 is fixedly embedded in the top of the inner wall of the housing 1, a backing plate 9 matched with the infrared sensor 8 is fixedly connected to the top of the surface of the needle valve 3, and a protection box 10 is fixedly connected to the left side of the housing 1;
a control unit 11 is arranged in the protection box 10, the control unit 11 comprises a processor 12, an input end of the processor 12 is electrically connected with a data storage module 13 in a bidirectional mode, an output end of the processor 12 is electrically connected with a display module 14, an output end of the processor 12 is provided with an automatic control setting module 15, an output end of the automatic control setting module 15 is electrically connected with an input end of the permanent magnet motor 2, an input end of the processor 12 is electrically connected with an output end of the flow sensor 6, an input end of the processor 12 is electrically connected with an output end of the flow velocity sensor 7, an output end of the processor 12 is electrically connected with a first data receiving and sending module 16 in a bidirectional mode, and an input end of the processor 12 is electrically connected with a data comparison module 17 in a bidirectional mode;
the output end of the first data transceiver module 16 is electrically connected with a second data transceiver module 18 in a bidirectional mode, and the output end of the second data transceiver module 18 is electrically connected with a remote control module 19 in a bidirectional mode.
Referring to fig. 5, the input of processor 12 is electrically connected in both directions to a fault locating module 20.
As a technical optimization scheme of the invention, the fault location can be located by arranging the fault location module 20, so that a user can conveniently and quickly maintain the fault location.
Referring to fig. 5, the display module 14 is an air conditioner display screen.
As a technical optimization scheme of the invention, the display module 14 is arranged as an air conditioner display screen, so that a user can observe information conveniently, and the phenomenon that the user can only observe information through the remote control module 19 is avoided.
Referring to fig. 2, a temperature insulation mechanism 22 is arranged inside the housing 1, the temperature insulation mechanism 22 includes a sealing ring 221, an elastic ring 222 and a temperature insulation plate 223, the sealing ring 221 is sleeved on the surface of the needle valve 3, the bottom of the sealing ring 221 is fixedly connected inside the housing 1, the temperature insulation plate 223 is sleeved on the top and the bottom of the surface of the needle valve 3, the surface of the temperature insulation plate 223 is fixedly connected inside the housing 1, the elastic ring 222 is fixedly connected inside the housing 1, and the inner wall of the elastic ring 222 and the surface of the needle valve 3.
As a technical optimization scheme of the present invention, the thermal insulation mechanism 22 can insulate the temperature, prevent the infrared sensor 8 from being easily affected by low temperature, and reduce the gap between the needle valve 3 and the housing 1.
Referring to fig. 3, a rubber sleeve 23 is slidably fitted over the bottom of the surface of the needle valve 3, and the top of the rubber sleeve 23 is fixedly attached to the inside of the housing 1.
As a technical optimization scheme of the invention, the rubber sleeve 23 is arranged, so that the bottom of the needle valve 3 can be protected, and the sealing effect of the needle valve 3 is improved.
Referring to fig. 6, a noise reduction mechanism 24 is disposed on a surface of the casing 1, the noise reduction mechanism 24 includes a thermal insulation sleeve 241, a sound insulation sleeve 242, and a noise reduction sleeve 243, the sound insulation sleeve 242 is fixedly connected to the surface of the casing 1, the thermal insulation sleeve 241 is fixedly connected to the surface of the sound insulation sleeve 242, and the noise reduction sleeve 243 is fixedly connected to a bottom of the sound insulation sleeve 242.
As a technical optimization scheme of the invention, the noise reduction mechanism 24 is arranged, so that noise can be blocked, and the phenomenon that the noise easily affects the surrounding environment is avoided.
Referring to fig. 5, the output terminal of the processor 12 is electrically connected to the encryption/decryption module 25, and the output terminal of the encryption/decryption module 25 is electrically connected to the input terminal of the automatic control setting module 15.
As a technical optimization scheme of the present invention, the encryption/decryption module 25 is provided to encrypt the automatic control setting module 15, thereby preventing a non-user from operating the automatic control setting module 15.
Referring to fig. 5, the data storage module 13 is a waterproof and moisture-proof hard disk.
As a technical optimization scheme of the present invention, the data storage module 13 is configured as a waterproof and moisture-proof hard disk, so that the waterproof performance of the data storage module 13 can be improved, and the service life of the data storage module 13 is further prolonged.
The working principle and the using process of the invention are as follows: when the device is used, the automatic control setting module 15 can control the permanent magnet motor 2, the permanent magnet motor 2 drives the needle valve 3 to move upwards, gas enters the shell 1 through the inlet pipe 4, the shell 1 is discharged through the outlet pipe 5, the infrared sensor 8 detects the moving distance of the needle valve 3 through the backing plate 9, the flow velocity sensor 7 can detect the gas flow velocity, the flow sensor 6 can detect the gas flow, the processor 12 compares the collected data through the data comparison module 17 to obtain a corresponding opening value, then the opening value is displayed through the display module 14, meanwhile, the data can be sent to the inside of the remote control module 19 through the data transceiver module I16 and the data transceiver module II 18, the remote control module 19 can display the opening value, and a user can also send a control signal to the processor 12 through the remote control module 19, the user can set the automatic control setting module 15 through the processor 12, the sealing ring 221 can separate the low temperature inside the casing 1 through the elastic ring 222 and the thermal insulation plate 223, and meanwhile, the heat insulation sleeve 241 can block the noise through the sound insulation sleeve 242 and the sound insulation sleeve 243, so that the noise is rubbed in the sound insulation sleeve 243 and the sound insulation sleeve 242 and is converted into heat energy to be dissipated, and the effect of facilitating detection and display is achieved.
In summary, the following steps: this detection device for electronic expansion valve detects each data by infrared sensor 8, velocity of flow sensor 7 and flow sensor 6, again by the control unit 11 through data to the opening value contrast and show to possess the advantage of being convenient for detect demonstration, solved current electronic expansion valve in the use, can't detect the aperture of needle, lead to the problem of the unable opening information of knowing the needle of user, convenient to use person's use.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention 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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A detection device for an electronic expansion valve comprises a shell (1), and is characterized in that: the top of the shell (1) is fixedly connected with a permanent magnet motor (2), the output end of the permanent magnet motor (2) penetrates into the shell (1) and is movably connected with a needle valve (3), the right side of the shell (1) is communicated with an inlet pipe (4), the bottom of the shell (1) is communicated with an outlet pipe (5), the top of the surface of the outlet pipe (5) is provided with a flow sensor (6), the bottom of the right side of the outlet pipe (5) is provided with a flow velocity sensor (7), the detection end of the flow velocity sensor (7) penetrates into the outlet pipe (5), an infrared sensor (8) is fixedly embedded at the top of the inner wall of the shell (1), the top of the surface of the needle valve (3) is fixedly connected with a base plate (9) matched with an infrared sensor (8) for use, and the left side of the shell (1) is fixedly connected with a protective box (10);
a control unit (11) is arranged in the protective box (10), the control unit (11) comprises a processor (12), the input end of the processor (12) is electrically connected with a data storage module (13) in a bidirectional way, the output end of the processor (12) is electrically connected with a display module (14), the output end of the processor (12) is provided with an automatic control setting module (15), the output end of the automatic control setting module (15) is electrically connected with the input end of the permanent magnet motor (2), the input end of the processor (12) is electrically connected with the output end of the flow sensor (6), the input end of the processor (12) is electrically connected with the output end of the flow velocity sensor (7), the output end of the processor (12) is electrically connected with a first data transceiver module (16) in a bidirectional way, the input end of the processor (12) is electrically connected with a data comparison module (17) in a bidirectional way;
the output end of the first data transceiver module (16) is electrically connected with a second data transceiver module (18) in a bidirectional mode, and the output end of the second data transceiver module (18) is electrically connected with a remote control module (19) in a bidirectional mode.
2. The check device for an electronic expansion valve according to claim 1, wherein: the input of the processor (12) is bidirectionally electrically connected to a fault locating module (20).
3. The check device for an electronic expansion valve according to claim 1, wherein: the display module (14) is an air conditioner display screen.
4. The check device for an electronic expansion valve according to claim 1, wherein: the inside of casing (1) is provided with heat-insulating mechanism (22), heat-insulating mechanism (22) includes sealing washer (221), elastic ring (222) and heat insulating plate (223), the surface at needle valve (3) is established at sealing washer (221) cover, the bottom fixed connection of sealing washer (221) is in the inside of casing (1), the top and the bottom at needle valve (3) surface are established to heat insulating plate (223) cover, the fixed surface of heat insulating plate (223) is connected in the inside of casing (1), elastic ring (222) fixed connection is in the inboard of casing (1), the inner wall of elastic ring (222) and the surface of needle valve (3).
5. The check device for an electronic expansion valve according to claim 1, wherein: the bottom on the surface of the needle valve (3) is sleeved with a rubber sleeve (23) in a sliding mode, and the top of the rubber sleeve (23) is fixedly connected to the inside of the shell (1).
6. The check device for an electronic expansion valve according to claim 1, wherein: the surface of casing (1) is provided with noise reduction mechanism (24), noise reduction mechanism (24) include insulation cover (241), sound insulation cover (242) and amortization cover (243), sound insulation cover (242) fixed connection is on the surface of casing (1), insulation cover (241) fixed connection is on the surface of sound insulation cover (242), amortization cover (243) fixed connection is in the bottom of sound insulation cover (242).
7. The check device for an electronic expansion valve according to claim 1, wherein: the output end of the processor (12) is electrically connected with an encryption and decryption module (25), and the output end of the encryption and decryption module (25) is electrically connected with the input end of the automatic control setting module (15).
8. The check device for an electronic expansion valve according to claim 1, wherein: the data storage module (13) is a waterproof and moistureproof hard disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111395156.0A CN114136601A (en) | 2021-11-23 | 2021-11-23 | Detection device for electronic expansion valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111395156.0A CN114136601A (en) | 2021-11-23 | 2021-11-23 | Detection device for electronic expansion valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114136601A true CN114136601A (en) | 2022-03-04 |
Family
ID=80390975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111395156.0A Pending CN114136601A (en) | 2021-11-23 | 2021-11-23 | Detection device for electronic expansion valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114136601A (en) |
-
2021
- 2021-11-23 CN CN202111395156.0A patent/CN114136601A/en active Pending
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