CN217558743U - Nut temperature measuring mechanism - Google Patents
Nut temperature measuring mechanism Download PDFInfo
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- CN217558743U CN217558743U CN202221543596.6U CN202221543596U CN217558743U CN 217558743 U CN217558743 U CN 217558743U CN 202221543596 U CN202221543596 U CN 202221543596U CN 217558743 U CN217558743 U CN 217558743U
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Abstract
The utility model belongs to the technical field of temperature measurement sensor, a nut temperature measurement mechanism is disclosed. The nut temperature measuring mechanism comprises a nut and a heat conducting piece and is used for measuring the temperature of a connector of a high-voltage power distribution cabinet, grooves are formed in the side faces of the nut and comprise an outer groove and an inner groove, the width of the outer groove is larger than that of the inner groove, the inner groove is a through groove, a positioning part is arranged on the outer groove, and the nut is made of engineering plastic materials; the heat conduction piece comprises a thread portion and a clamping portion, the thread portion is matched with the inner groove, so that the thread portion is matched with the inner groove of the nut, the clamping portion is matched with the outer groove, the heat conduction piece is connected onto the nut, the surface of the clamping portion is provided with a temperature sensing chip and an antenna, the temperature sensing chip can be matched and positioned with the positioning portion, the antenna is connected with the temperature sensing chip, and the sensing information of the temperature sensing chip can be transmitted. The utility model provides a nut temperature measurement mechanism can be when improving temperature signal transmission efficiency, dismouting and replacement of being convenient for.
Description
Technical Field
The utility model relates to a temperature measurement sensor technical field especially relates to a nut temperature measurement mechanism.
Background
In links such as power transmission and distribution of an electric power system, a high-voltage power distribution cabinet is often used to realize the on-off, control or protection of electric power. Because the connector portion among the high voltage distribution cabinet has the phenomenon of generating heat in the power transmission process, consequently probably because the heat is too high to cause the accident, influence safe operation.
The existing temperature measuring mechanism is mostly made of metal materials, and because metal can play a certain shielding role on signals, the transmission of wireless signals is not facilitated, after the temperature of a connector is measured, the transmission of temperature signals can be influenced, so that an operator cannot find problems in time, and potential safety hazards in production exist; in addition, in the prior art, the detachability of the temperature measuring mechanism is poor, the installation and replacement processes are complex, and the operation is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a nut temperature measurement mechanism when improving temperature signal transmission efficiency, the dismouting and the replacement of being convenient for, the simple operation.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a nut temperature measurement mechanism for measure the temperature of high voltage distribution cabinet's joint, include:
the nut is provided with a groove on the side face, the groove comprises an outer groove and an inner groove, the width of the outer groove is larger than that of the inner groove, the inner groove is a through groove, the outer groove is provided with a positioning part, and the nut is made of engineering plastic materials;
the heat conducting piece comprises a thread portion and a clamping portion, the thread portion is matched with the inner groove, so that the thread portion is matched with the inner thread of the nut, the clamping portion is matched with the outer groove, the heat conducting piece is connected onto the nut, a temperature sensing chip and an antenna are arranged on the surface of the clamping portion, the temperature sensing chip can be matched and positioned with the positioning portion, and the antenna is connected with the temperature sensing chip and can transmit sensing information of the temperature sensing chip.
Optionally, a recessed portion is arranged on the side face of the nut, the recessed portion comprises an installation face and two limiting faces, the installation face is parallel to the side face of the nut, the limiting faces protrude out of the installation face, the two limiting faces are located at the upper end and the lower end of the installation face respectively, and the grooves are formed in the installation face.
Optionally, the antenna is a PIFA antenna.
Optionally, the substrate base material of the antenna is a ceramic base material.
Optionally, the antenna is a planar structure, and the antenna is fixed to the surface of the heat conducting member in an adhering manner.
Optionally, the antenna is provided with two, antennas in communication connection.
Optionally, the nut is made of PA66, teflon or PEEK material.
Optionally, the nut is a hexagonal nut, and the groove is disposed on one of six side surfaces of the hexagonal nut.
Optionally, the thermally conductive member is made of copper.
Optionally, four corners of the inner groove are in fillet transition, and the threaded portion is matched with the inner groove.
Has the advantages that:
the nut temperature measuring mechanism provided by the utility model adopts the joint connection of the nut and the high-voltage power distribution cabinet, and is small and exquisite and convenient; the outer groove of the nut is matched with the clamping part of the heat conducting piece, the inner groove is matched with the threaded part, so that the heat conducting piece and the nut are initially positioned, the temperature sensing chip on the heat conducting piece is matched with the positioning part, and further the heat conducting piece and the nut can be accurately positioned, and the nut is strong in detachability and convenient to install; the thread part is matched with the internal thread of the nut to form a complete thread structure so as to be connected with the joint, so that the heat conducting piece can be in contact with the joint, the temperature of the joint is measured through a temperature sensing chip on the heat conducting piece, and the temperature information of the temperature sensing chip is transmitted to an operator through an antenna, so that the temperature condition of the joint can be mastered in real time; the nut is made of engineering plastic materials, has the characteristic of high electromagnetic wave transmission and is beneficial to improving the signal transmission efficiency. The utility model provides a nut temperature measurement mechanism when improving temperature signal transmission efficiency, the dismouting and the replacement spare part of also being convenient for, easy operation is convenient.
Drawings
Fig. 1 is a schematic structural view of a nut temperature measuring mechanism provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a nut according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a heat conducting member according to an embodiment of the present invention;
fig. 4 is a schematic connection diagram of the heat conducting member and the temperature sensing chip according to an embodiment of the present invention.
In the figure:
1. a nut; 11. an internal thread; 12. a recessed portion; 121. a mounting surface; 122. a limiting surface;
2. a groove; 21. an outer groove; 22. an inner groove; 221. a positioning part;
3. a heat-conducting member 31, a threaded portion; 32. a clamping part;
4. and a temperature sensing chip.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1-4, the utility model provides a nut temperature measurement mechanism includes nut 1 and heat-conducting piece 3 for measure the temperature of high voltage distribution cabinet's joint. The side surface of the nut 1 is provided with a groove 2, the groove 2 comprises an outer groove 21 and an inner groove 22, the inner groove 22 is a through groove, the outer groove 21 is provided with a positioning part 221, and the nut 1 is made of engineering plastic materials; heat-conducting member 3 includes screw thread portion 31 and joint portion 32, screw thread portion 31 and inner groovy 22 cooperation, so that screw thread portion 31 and the internal thread 11 cooperation of nut 1, joint portion 32 and the cooperation of outer recess 21, so that connect heat-conducting member 3 on nut 1, joint portion 32 surface is equipped with temperature sensing chip 4 and antenna (not shown in the figure), temperature sensing chip 4 can be fixed a position with location portion 221 cooperation, the antenna is connected with temperature sensing chip 4, can transmit temperature sensing chip 4's response information.
The outer recess 21 of nut 1 cooperates with the joint portion 32 of heat-conducting piece 3, and inner grove 22 cooperates with screw thread portion 31, enables heat-conducting piece 3 and nut 1 preliminary location. Because the width of outer recess 21 is greater than the width of inner recess 22, make one side that joint portion 32 is close to screw thread portion 31 can with the surface butt of inner recess 22, be convenient for fixed heat-conducting piece 3. The temperature sensing chip 4 on the heat conduction piece 3 is matched with the positioning part 221, so that the heat conduction piece 3 and the nut 1 can be accurately positioned, and the heat conduction piece is strong in detachability and convenient to install. The thread portion 31 is matched with the internal thread 11 of the nut 1 to form a complete thread structure so as to be connected with a joint, so that the heat conducting member 3 can be contacted with the joint, and the temperature of the joint is measured through the temperature sensing chip 4 on the heat conducting member 3. The nut 1 is made of engineering plastic materials, has the characteristics of metal strength and high electromagnetic wave transmittance, and is beneficial to improving the signal transmission efficiency of the antenna while supporting the heat conducting piece 3. The utility model provides a nut temperature measurement mechanism when improving temperature signal transmission efficiency, the dismouting and the replacement spare part of also being convenient for, easy operation is convenient.
With continued reference to fig. 1 to 4, optionally, the side surface of the nut 1 is provided with a recessed portion 12, the recessed portion 12 includes an installation surface 121 and two limiting surfaces 122, the installation surface 121 is parallel to the side surface of the nut 1, the limiting surfaces 122 protrude from the installation surface 121, the two limiting surfaces 122 are respectively located at the upper and lower ends of the installation surface 121, and the grooves 2 are disposed on the installation surface 121.
In order to stably attach the heat conductive member 3 to the nut 1, a recessed portion 12 is provided in the nut 1. The recessed portion 12 can provide support for the upper and lower surfaces of the heat conductive member 3 on the basis of the groove 2. The heat conducting member 3 is limited by the two limiting surfaces 122, so that the heat conducting member 3 is prevented from being separated from the groove 2. Meanwhile, the groove 2 is arranged on the recessed mounting surface 121, so that the heat conducting piece 3 can be prevented from falling off due to scratch and the use effect is prevented from being influenced.
Preferably, the heat-conducting member 3 can be fixedly connected to the nut 1, so that the stability is improved; the heat conducting piece 3 can be detachably arranged on the nut 1 through assembly, so that the disassembly and assembly convenience is improved, and the heat conducting piece 3 is convenient to replace.
Optionally, the nut 1 is a hexagonal nut, and the groove 2 is disposed on one of six sides of the hexagonal nut. The positioning portion 221 may be provided in plural numbers, which may be adapted to different positions of the temperature sensing chip 4, and may facilitate mounting of the thermal conductive member 3.
Alternatively, the four corners of the inner groove 22 are rounded off, and the threaded portion 31 engages the inner groove 22.
The fillet transition can avoid the corner scratch when installing, also can be convenient for the installation of heat-conducting member 3 simultaneously.
Alternatively, the nut 1 is made of PA66, teflon or PEEK material.
The nut 1 is made of engineering plastics, and the engineering plastics have the characteristics of high temperature resistance, wear resistance, corrosion resistance, high flame retardance and high electromagnetic wave transmittance. Meanwhile, the engineering plastics such as PA66, teflon or PEEK also have the characteristics of high strength and low loss of metal, so that the influence on the antenna can be reduced, and the supporting effect on the heat conducting piece 3 is not influenced. It will be appreciated that other engineering plastic materials may be used for the nut 1.
Alternatively, the heat conductive member 3 is made of copper.
In order to facilitate heat conduction, the heat conducting member 3 is made of a metal material, which may be a copper material or other metal materials. It is understood that the shape of the groove 2 can be determined according to actual needs, and the shape of the heat conduction member 3 can be matched with the shape of the groove 2.
Optionally, the antenna is a PIFA antenna.
The PIFA antenna has the metal resistance, the antenna is arranged on the surface of the clamping portion 32 made of metal, and good metal resistance can better transmit temperature signals.
Alternatively, the antenna is a planar structure, and the antenna is adhered and fixed on the surface of the heat conducting member 3.
The label surface of the antenna is a plane and can be adhered to the heat conducting member 3 by glue or the like. The antenna and the temperature sensing chip 4 may be connected by soldering.
Optionally, the substrate of the antenna is a ceramic substrate.
The substrate of the antenna is made of high-performance and high-dielectric-constant ceramic, so that the antenna has high gain, is miniaturized and is convenient to be adhered to the surface of the heat conducting piece 3.
Optionally, two antennas are provided, the two antennas being communicatively connected. Two antennas can enhance the transmission strength of signals.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a nut temperature measurement mechanism for measure the temperature of high voltage distribution cabinet's joint, its characterized in that includes:
the nut comprises a nut (1), wherein a groove (2) is formed in the side face of the nut (1), the groove (2) comprises an outer groove (21) and an inner groove (22), the width of the outer groove (21) is larger than that of the inner groove (22), the inner groove (22) is a through groove, a positioning part (221) is arranged on the outer groove (21), and the nut (1) is made of engineering plastic materials;
heat-conducting piece (3), including screw thread portion (31) and joint portion (32), screw thread portion (31) with inner grove (22) cooperation, so that screw thread portion (31) with internal thread (11) cooperation of nut (1), joint portion (32) with outer recess (21) cooperation, in order with heat-conducting piece (3) connect in on nut (1), joint portion (32) surface is equipped with temperature sensing chip (4) and antenna, temperature sensing chip (4) can with location portion (221) cooperation location, the antenna with temperature sensing chip (4) are connected, can transmit the response information of temperature sensing chip (4).
2. The nut temperature measuring mechanism according to claim 1, characterized in that a recessed portion (12) is arranged on the side face of the nut (1), the recessed portion (12) comprises an installation face (121) and a limiting face (122), the installation face (121) is parallel to the side face of the nut (1), the limiting face (122) protrudes out of the installation face (121), two limiting faces (122) are arranged and located at the upper end and the lower end of the installation face (121), and the groove (2) is arranged on the installation face (121).
3. The nut thermometric mechanism of claim 1, wherein the antenna is a PIFA antenna.
4. The nut temperature measuring mechanism of claim 3, wherein the substrate of the antenna is a ceramic substrate.
5. The nut temperature measuring mechanism according to claim 1, characterized in that the antenna is a planar structure and is adhered and fixed on the surface of the heat conducting member (3).
6. The nut temperature measuring mechanism of claim 5, wherein there are two of said antennas, and said two antennas are in communication connection.
7. The nut thermometry mechanism according to claim 1, wherein the nut (1) is made of PA66, teflon or PEEK material.
8. The nut temperature measuring mechanism according to claim 1, wherein the nut (1) is a hexagonal nut, and the groove (2) is formed in one of six side surfaces of the hexagonal nut.
9. Nut thermometry mechanism according to claim 1, wherein said heat-conducting element (3) is made of copper.
10. The nut thermometry mechanism according to claim 1, wherein four corners of said inner recess (22) are rounded off, said threaded portion (31) engaging said inner recess (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221543596.6U CN217558743U (en) | 2022-06-20 | 2022-06-20 | Nut temperature measuring mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221543596.6U CN217558743U (en) | 2022-06-20 | 2022-06-20 | Nut temperature measuring mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217558743U true CN217558743U (en) | 2022-10-11 |
Family
ID=83500692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221543596.6U Active CN217558743U (en) | 2022-06-20 | 2022-06-20 | Nut temperature measuring mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217558743U (en) |
-
2022
- 2022-06-20 CN CN202221543596.6U patent/CN217558743U/en active Active
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