CN214042115U - Auxiliary device for detecting precision of transformer oil surface temperature controller - Google Patents
Auxiliary device for detecting precision of transformer oil surface temperature controller Download PDFInfo
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- CN214042115U CN214042115U CN202120857001.3U CN202120857001U CN214042115U CN 214042115 U CN214042115 U CN 214042115U CN 202120857001 U CN202120857001 U CN 202120857001U CN 214042115 U CN214042115 U CN 214042115U
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Abstract
The utility model relates to an auxiliary device for detecting the precision of a transformer oil surface temperature controller, which belongs to the technical field of power equipment; the auxiliary device is detachably arranged in the portable constant-temperature oil tank and keeps a certain clearance with the peripheral side of the inner wall of the portable constant-temperature oil tank; the portable constant-temperature oil groove comprises a first body arranged on a notch of a portable constant-temperature oil groove, wherein a monitoring through hole and a detection through hole are formed in the first body, a standard thermometer is detachably arranged in the monitoring through hole, one side, facing the inner wall of the portable constant-temperature oil groove, of the detection through hole is integrally formed to form a hollow installation part, one end of the installation part is communicated with the detection through hole, the other end of the installation part is provided with a through hole, and the diameter of the through hole is smaller than that of the detection through hole; one end of the mounting part far away from the first body is provided with a baffle part, and one end of the baffle part far away from the mounting part is provided with a second body. The utility model discloses simple structure, convenient to use.
Description
Technical Field
The utility model belongs to the technical field of power equipment, especially, relate to an auxiliary device for detecting transformer oil level temperature controller precision.
Background
The transformer generates heat in the operation process, and a temperature controller is needed to monitor the oil surface temperature of the transformer in order to ensure that the oil temperature of the transformer is within a normal range. The transformer oil surface temperature controller consists of three parts of temperature monitoring, signal processing and output control, can well control the temperature of the transformer, and can automatically trip out when the transformer is over-temperature except early warning, so that the influence of ultra-high temperature is avoided, the combustion of winding coils is directly avoided, and the safe operation of the transformer is ensured.
For guaranteeing accurate accuse temperature of transformer oil level temperature controller, often place it in order to detect transformer oil level temperature controller's the degree of accuracy in the constant temperature oil groove simultaneously with standard thermometer in the experiment, in the current operation, put into constant temperature oil groove simultaneously with standard thermometer and the temperature-sensing element of the transformer oil level temperature controller that awaits measuring, because constant temperature oil groove space is limited, temperature-sensing element inevitable contacts with standard thermometer, can increase standard thermometer's damage risk on the one hand, on the other hand can't guarantee the accuracy of test.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a detect auxiliary device of transformer oil level temperature controller precision to it is high to solve the standard thermometer spoilage, the not good enough technical problem of measuring accuracy.
In order to achieve the above object, the utility model discloses a detect transformer oil level temperature controller precision's auxiliary device's concrete technical scheme as follows:
an auxiliary device for detecting the precision of a transformer oil surface temperature controller is detachably arranged in a portable constant-temperature oil groove and keeps a certain clearance with the peripheral side of the inner wall of the portable constant-temperature oil groove;
the portable constant-temperature oil groove comprises a first body arranged on a notch of a portable constant-temperature oil groove, wherein a monitoring through hole and a detection through hole are formed in the first body, a standard thermometer is detachably arranged in the monitoring through hole, one side, facing the inner wall of the portable constant-temperature oil groove, of the detection through hole is integrally formed to form a hollow installation part, one end of the installation part is communicated with the detection through hole, the other end of the installation part is provided with a through hole, and the diameter of the through hole is smaller than that of the detection through hole;
one end of the mounting part far away from the first body is provided with a baffle part, and one end of the baffle part far away from the mounting part is provided with a second body.
Furthermore, a glass tube is sleeved in the monitoring through hole, and a standard thermometer is placed in the glass tube.
Furthermore, the isolating part consists of a plurality of connecting columns, and the distance between every two adjacent connecting columns is smaller than the diameter of the standard thermometer;
or consist of a hollow cavity.
Further, installation department and second body respectively with the both ends fixed connection of separating the shelves portion.
Further, the installation part is detachably connected with the barrier part.
Furthermore, the diameter of one end of the connecting column facing the mounting part is smaller than that of one end of the connecting column facing the second body;
one end of the mounting part facing the connecting column is provided with a plurality of first threaded holes along the circumferential direction, and one end of the connecting column is provided with first external threads matched with the first threaded holes;
the second body sets up a plurality of second screw holes along the circumferencial direction, and the spliced pole other end is provided with the second external screw thread with second screw hole matched with.
Furthermore, one end of the hollow cavity is in threaded connection with the mounting part, and the other end of the hollow cavity is fixedly connected with the second body;
the installation department sets up the third screw hole towards the one end of cavity, and the cavity is provided with the third external screw thread with third screw hole matched with towards the one end of installation department.
Further, the middle part of the second body is provided with a pressure reducing through hole.
The utility model discloses a detect auxiliary device of transformer oil level temperature controller precision has following advantage: when the precision of the transformer oil surface temperature controller is detected, the temperature sensing probe can be effectively prevented from contacting a standard thermometer, and the utilization rate of the standard thermometer is improved; the auxiliary device limits the temperature sensing probe in the partition, and prevents the temperature sensing probe from contacting with the inner wall of the constant-temperature oil groove, so that the testing accuracy is ensured.
Drawings
Fig. 1 is a first usage state diagram of the auxiliary device for detecting the precision of the transformer oil level temperature controller of the present invention.
Fig. 2 is a usage state diagram two of the auxiliary device for detecting the precision of the transformer oil level temperature controller of the present invention.
Fig. 3 is the utility model discloses a detect auxiliary device of transformer oil level temperature controller precision and detect transformer oil level temperature controller matched with schematic diagram that detects.
Fig. 4 is a first schematic structural diagram of the auxiliary device described in embodiment 1 of the present invention.
Fig. 5 is a schematic structural diagram of an auxiliary device described in embodiment 1 of the present invention.
Fig. 6 is a first schematic structural diagram of the auxiliary device described in embodiment 2 of the present invention.
Fig. 7 is a schematic structural diagram of an auxiliary device described in embodiment 2 of the present invention.
Fig. 8 is a third schematic structural diagram of the auxiliary device described in embodiment 2 of the present invention.
Fig. 9 is a first schematic structural diagram of the auxiliary device described in embodiment 3 of the present invention.
Fig. 10 is a schematic structural diagram of a connection column of the auxiliary device described in embodiment 3 of the present invention.
Fig. 11 is a schematic structural view of the connection column of the auxiliary device and the second body of the present invention described in embodiment 3.
Fig. 12 is a schematic structural diagram of the auxiliary device described in embodiment 4 of the present invention.
The notation in the figure is: 1. an auxiliary device; 101. a first body; 102. monitoring the through hole; 103. detecting the through hole; 104. an installation part; 105. a through hole is penetrated; 106. a barrier portion; 1061. connecting columns; 1062. a hollow cavity; 1063. a first threaded hole; 1064. a first external thread; 1065. a second threaded hole; 1066. a second external thread; 1067. a third threaded hole; 1068. a third external thread; 107. a second body; 108. a pressure relief through hole; 2. a portable constant temperature oil tank; 3. a standard thermometer; 4. a glass tube; 5. a transformer oil surface temperature controller; 501. a temperature sensing probe; 502. a fixed part.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, the following figures are combined to describe the auxiliary device for detecting the precision of the transformer oil level temperature controller in further detail.
An auxiliary device for detecting the precision of a transformer oil surface temperature controller 5 is characterized in that the auxiliary device 1 is detachably arranged in a portable constant-temperature oil tank 2 and keeps a certain gap with the peripheral side of the inner wall of the portable constant-temperature oil tank 2;
the transformer oil surface temperature controller comprises a first body 101 arranged on a notch of a portable constant temperature oil groove 2, wherein a monitoring through hole 102 and a detection through hole 103 are arranged on the first body 101, a standard thermometer 3 is detachably arranged in the monitoring through hole 102, one side, facing the inner wall of the portable constant temperature oil groove 2, of the detection through hole 103 is integrally formed to be provided with a hollow installation part 104, one end of the installation part 104 is communicated with the detection through hole 103, the other end of the installation part is provided with a through hole 105, and the diameter of the through hole 105 is smaller than that of the detection through hole 103, so that after a temperature sensing probe 501 of the transformer oil surface temperature controller 5 penetrates through the installation;
a baffle part 106 is arranged at one end of the mounting part 104 far away from the first body 101, and a second body 107 is arranged at one end of the baffle part 106 far away from the mounting part 104;
during the use, the temperature sensing probe 501 of the transformer oil surface temperature controller 5 to be detected stretches into the baffle part 106, meanwhile, the fixing part 502 is sleeved in the installation part 104, the fixing part 502 is tightly matched with the installation part 104, a closed space is formed inside the constant temperature oil groove in the test process, the accuracy of the test result is guaranteed, meanwhile, the standard thermometer 3 is placed into the monitoring through hole 102, the contact between the standard thermometer 3 and the temperature sensing probe 501 can be avoided through the arrangement of the baffle part 106, and the damage rate of the standard thermometer 3 is reduced.
In the present embodiment, the glass tube 4 is sleeved in the monitoring through hole 102, and the standard thermometer 3 is placed in the glass tube 4 to keep the surface of the standard thermometer 3 clean and avoid repeated cleaning of the surface of the standard thermometer 3.
In this embodiment, the pressure-reducing through hole 108 is formed in the middle of the second body 107, and when a test experiment is performed, a certain amount of oil is injected into the portable constant-temperature oil tank 2, and then the auxiliary device for detecting the precision of the transformer oil level temperature controller 5 is placed into the portable constant-temperature oil tank 2, so that the pressure-reducing through hole 108 can facilitate the smooth implementation of the device in the placing operation.
Example 1: as shown in fig. 4-5
The mounting part 104 and the second body 107 are respectively fixedly connected with two ends of the barrier part 106, the barrier part 106 is composed of a plurality of connecting columns 1061, the distance between every two adjacent connecting columns 1061 is smaller than the diameter of the standard thermometer 3, and when the temperature sensing element of the transformer oil surface temperature controller 5 to be measured can be in contact with oil in the portable constant-temperature oil groove 2, the auxiliary device 1 in the embodiment is used.
Example 2: as shown in fig. 6-8
The mounting portion 104 and the second body 107 are respectively fixedly connected to two ends of the barrier portion 106, the barrier portion 106 is composed of a hollow cavity 1062, and when the temperature sensing element of the transformer oil level temperature controller 5 to be measured cannot contact with oil in the portable constant temperature oil tank 2, the auxiliary device 1 in this embodiment is used.
Example 3: as shown in fig. 9-11
The diameter of the connecting column 1061 towards the end of the mounting part 104 is smaller than the diameter towards the end of the second body 107;
one end of the mounting part 104 facing the connecting column 1061 is provided with a plurality of first threaded holes 1063 along the circumferential direction, and one end of the connecting column 1061 is provided with first external threads 1064 matched with the first threaded holes 1063;
the second body 107 is provided with a plurality of second screw holes 1065 along the circumferential direction, and the other end of the connecting column 1061 is provided with a second external screw 1066 matched with the second screw holes 1065.
When in use, a plurality of connecting columns 1061 with proper lengths are selected according to the depth of the oil groove of the portable constant-temperature oil groove 2, and a proper number of connecting columns 1061 are selected according to the diameter of the used standard thermometer 3;
then pass the one end of the minor diameter of each spliced pole 1061 with second body 107 in proper order, rotatory each spliced pole 1061 again, make its both ends respectively with first screw hole 1063 and second screw hole 1065 go on firm the connection, this auxiliary device 1 is installed promptly, and it can use to put into portable constant temperature oil groove 2 with it.
Example 4: as shown in fig. 12
The baffle part 106 is composed of a hollow cavity 1062, one end of the hollow cavity 1062 is connected with the mounting part 104 by screw threads, and the other end is fixedly connected with the second body 107;
a third screw hole 1067 is formed at an end of the mounting portion 104 facing the hollow cavity 1062, and a third external screw 1068 matched with the third screw hole 1067 is formed at an end of the hollow cavity 1062 facing the mounting portion 104.
During the use, according to the oil groove degree of depth selection cavity 1062 of portable constant temperature oil groove 2 a plurality of suitable length, then carry out threaded connection with the third external screw thread 1068 and the third screw hole 1067 of cavity 1062, this auxiliary device 1 is installed promptly and finishes, and it can use to put into portable constant temperature oil groove 2 with it.
The working principle is as follows:
during testing, the temperature sensing probe 501 of the transformer oil surface temperature controller 5 to be tested extends into the baffle part 106, the standard thermometer 3 is placed into the monitoring through hole 102, and the precision of the transformer oil surface temperature controller 5 to be tested is judged by simultaneously observing the difference value of the indication temperatures of the standard thermometer 3 and the transformer oil surface temperature controller 5 to be tested.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (8)
1. An auxiliary device for detecting the precision of a transformer oil surface temperature controller (5) is characterized in that the auxiliary device (1) is detachably arranged in a portable constant-temperature oil tank (2) and keeps a certain gap with the peripheral side of the inner wall of the portable constant-temperature oil tank (2);
the portable constant-temperature oil tank comprises a first body (101) arranged on a notch of a portable constant-temperature oil tank (2), wherein the first body (101) is provided with a monitoring through hole (102) and a detection through hole (103), a standard thermometer (3) is detachably arranged in the monitoring through hole (102), one side, facing the inner wall of the portable constant-temperature oil tank (2), of the detection through hole (103) is integrally formed to be provided with a hollow installation part (104), one end of the installation part (104) is communicated with the detection through hole (103), the other end of the installation part is provided with a through hole (105), and the diameter of the through hole (105) is smaller than that of the detection through hole (103);
a blocking part (106) is arranged at one end of the mounting part (104) far away from the first body (101), and a second body (107) is arranged at one end of the blocking part (106) far away from the mounting part (104).
2. The auxiliary device for detecting the accuracy of the transformer oil surface temperature controller (5) according to claim 1, wherein a glass tube (4) is sleeved in the monitoring through hole (102), and a standard thermometer (3) is placed in the glass tube (4).
3. The auxiliary device for detecting the precision of the transformer oil surface temperature controller (5) is characterized in that the baffle part (106) is composed of a plurality of connecting columns (1061), and the distance between every two adjacent connecting columns (1061) is smaller than the diameter of a standard thermometer (3);
or a hollow cavity (1062).
4. The auxiliary device for detecting the accuracy of the transformer oil surface temperature controller (5) according to any one of claims 1-3, wherein the mounting portion (104) and the second body (107) are fixedly connected with two ends of the baffle portion (106), respectively.
5. The auxiliary device for detecting the accuracy of the transformer oil surface temperature controller (5) according to any one of claims 1-3, wherein the mounting portion (104) is detachably connected with the baffle portion (106).
6. Auxiliary device for detecting the accuracy of the transformer oil surface temperature controller (5) according to claim 4, characterized in that the diameter of the connecting column (1061) towards the end of the mounting part (104) is smaller than the diameter towards the end of the second body (107);
a plurality of first threaded holes (1063) are formed in one end, facing the connecting column (1061), of the mounting portion (104) along the circumferential direction, and first external threads (1064) matched with the first threaded holes (1063) are formed in one end of the connecting column (1061);
the second body (107) is provided with a plurality of second threaded holes (1065) along the circumferential direction, and the other end of the connecting column (1061) is provided with second external threads (1066) matched with the second threaded holes (1065).
7. The auxiliary device for detecting the accuracy of the transformer oil surface temperature controller (5) according to claim 4, wherein one end of the hollow cavity (1062) is in threaded connection with the mounting part (104), and the other end is fixedly connected with the second body (107);
a third threaded hole (1067) is formed in one end, facing the hollow cavity (1062), of the mounting portion (104), and a third external thread (1068) matched with the third threaded hole (1067) is formed in one end, facing the mounting portion (104), of the hollow cavity (1062).
8. The auxiliary device for detecting the accuracy of the transformer oil surface temperature controller (5) according to claim 1, wherein a decompression through hole (108) is formed in the middle of the second body (107).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120857001.3U CN214042115U (en) | 2021-04-25 | 2021-04-25 | Auxiliary device for detecting precision of transformer oil surface temperature controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120857001.3U CN214042115U (en) | 2021-04-25 | 2021-04-25 | Auxiliary device for detecting precision of transformer oil surface temperature controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214042115U true CN214042115U (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120857001.3U Active CN214042115U (en) | 2021-04-25 | 2021-04-25 | Auxiliary device for detecting precision of transformer oil surface temperature controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214042115U (en) |
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2021
- 2021-04-25 CN CN202120857001.3U patent/CN214042115U/en active Active
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