CN218330296U - Armored thermal resistor - Google Patents
Armored thermal resistor Download PDFInfo
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- CN218330296U CN218330296U CN202222843656.2U CN202222843656U CN218330296U CN 218330296 U CN218330296 U CN 218330296U CN 202222843656 U CN202222843656 U CN 202222843656U CN 218330296 U CN218330296 U CN 218330296U
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Abstract
The utility model relates to a thermal resistance technical field, concretely relates to armor thermal resistance, which comprises a fixed pedestal, the terminal box cover, two thermal resistance bodies and seal assembly, the tip of two thermal resistance bodies all is provided with the terminal, seal assembly includes the seal installation ring, first spring, the second spring, first seal semi-ring and the sealed semi-ring of second, seal installation ring and fixed base fixed connection, the both ends of first spring respectively with first seal semi-ring and seal installation ring fixed connection, the both ends of second spring respectively with the sealed semi-ring of second and seal installation ring fixed connection, first seal semi-ring and the sealed semi-ring of second receive supporting of first spring and second spring respectively and hold, make first seal semi-ring and the sealed semi-ring of second support respectively and hold on the terminal box cover, seal with the junction to terminal box cover and fixed base, make water be difficult for the junction infiltration through terminal box cover and fixed base, thereby protected the spliced pole.
Description
Technical Field
The utility model relates to a thermal resistance technical field especially relates to an armor thermal resistance.
Background
The double-branch armored thermal resistor plays a role of double insurance by putting two temperature-sensing resistors into one protective sleeve, has relevance, and needs to be stopped for maintenance once one of the temperature-sensing resistors is damaged.
Prior art CN207180899U discloses a two armor thermal resistance, install two independent armor thermal resistance on fixed baseplate through the mode of spiro union, with fixed baseplate seal installation on monitored equipment, one of them damages the back, need not pull down fixed baseplate and armor thermal resistance itself consuming time, only need open the terminal box lid, the armor thermal resistance that will damage changes into new armor thermal resistance, just accomplished the maintenance and changed, consuming time is very short, very little to the influence of production efficiency, the maintenance degree of difficulty is low.
However, the junction box cover is in threaded connection with the fixed base, the sealing performance is poor, and the junction post is easily affected after water enters the junction box cover.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an armor thermal resistance seals the junction of junction box lid and fixed baseplate to protect the terminal.
In order to achieve the above object, the utility model provides an armor thermal resistor, including fixed baseplate, junction box lid, two thermal resistor bodies and seal assembly, two thermal resistor body interval sets up on the fixed baseplate, the junction box lid with fixed baseplate threaded connection, two the tip of thermal resistor body all is provided with the terminal, the terminal is located the inboard of junction box lid, seal assembly includes seal installation ring, first spring, second spring, first seal semi-ring and the sealed semi-ring of second, seal installation ring with fixed baseplate fixed connection, seal installation ring is located the outside of junction box lid, seal installation ring's inboard is provided with annular installation cavity, the both ends of first spring respectively with first seal semi-ring with seal installation ring fixed connection, the both ends of second spring respectively with second seal semi-ring and seal installation ring fixed connection, first seal installation with the second seal semi-ring about seal installation ring's axis symmetry sets up.
The sealing assembly further comprises two rubber sheets, and the two rubber sheets are fixedly connected with the first sealing half ring and the second sealing half ring respectively.
The armored thermal resistor further comprises a sealing assembly, the sealing assembly is arranged on the inner side of the junction box cover and comprises a mounting seat, a third spring and a sealing cylinder, the mounting seat is fixedly connected with the junction box cover, two ends of the third spring are fixedly connected with the mounting seat and the sealing cylinder respectively, the third spring is located inside the mounting seat, the sealing cylinder is connected with the mounting seat in a sliding mode, and the wiring terminal is located on the inner side of the sealing cylinder.
The fixed base is provided with an annular accommodating cavity, and one end, far away from the third spring, of the closed cylinder is located in the annular accommodating cavity.
The sealing assembly further comprises a rubber ring, the rubber ring is fixedly connected with the sealing barrel, and the rubber ring is located at one end, far away from the third spring, of the sealing barrel.
The two thermal resistor bodies of the armored thermal resistor are mutually independent and do not influence each other, so that when one of the thermal resistor bodies is damaged, the other thermal resistor body is not influenced, and when one of the thermal resistor bodies is damaged, the other thermal resistor body can normally work; the first sealing half ring and the second sealing half ring are respectively supported by the first spring and the second spring, so that the first sealing half ring and the second sealing half ring are respectively supported on the junction box cover to seal the junction of the junction box cover and the fixed base, water is not easy to permeate through the junction of the junction box cover and the fixed base, and the connecting column is protected.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a structural sectional view of a first embodiment of the present invention.
Fig. 2 isbase:Sub>A cross-sectional view taken along linebase:Sub>A-base:Sub>A of fig. 1 according to the present invention.
Fig. 3 is a structural sectional view of a second embodiment of the present invention.
Fig. 4 is a partially enlarged view of the point B in fig. 3 according to the present invention.
101-a fixed base, 102-a junction box cover, 103-a thermal resistor body, 104-a binding post, 105-a sealing installation ring, 106-a first spring, 107-a second spring, 108-a first sealing half ring, 109-a second sealing half ring, 110-an annular installation cavity, 111-a rubber sheet, 201-an installation seat, 202-a third spring, 203-a closed cylinder, 204-an annular accommodation cavity and 205-a rubber ring.
Detailed Description
The embodiments of the invention will be described in detail hereinafter, examples of which are illustrated in the accompanying drawings, and the embodiments described hereinafter with reference to the drawings are exemplary and intended to be illustrative of the invention and should not be construed as limiting the invention.
The first embodiment of the present application is:
referring to fig. 1 and 2, fig. 1 isbase:Sub>A sectional view ofbase:Sub>A first embodiment of the present invention, and fig. 2 isbase:Sub>A sectional view taken alongbase:Sub>A linebase:Sub>A-base:Sub>A in fig. 1.
The utility model provides an armored thermal resistor, which comprises a fixed base 101, a junction box cover 102, a sealing assembly and two thermal resistor bodies 103, wherein the sealing assembly comprises a sealing installation ring 105, a first spring 106, a second spring 107, a first sealing half ring 108, a second sealing half ring 109 and two rubber sheets 111;
the foregoing problems are solved by the foregoing solution, and it can be understood that the foregoing solution can be used in the field of protection of the terminal 104, and can also be used in the solution of protection problems of other devices that can be installed inside the box body.
For the present embodiment, the two thermal resistor bodies 103 are disposed on the fixed base 101 at an interval, the junction box cover 102 is connected to the fixed base 101 by a thread, terminals 104 are disposed at ends of the two thermal resistor bodies 103, the terminals 104 are located at an inner side of the junction box cover 102, the seal mounting ring 105 is fixedly connected to the fixed base 101, the seal mounting ring 105 is located at an outer side of the junction box cover 102, an annular mounting cavity 110 is disposed at an inner side of the seal mounting ring 105, two ends of the first spring 106 are fixedly connected to the first seal half ring 108 and the seal mounting ring 105, two ends of the second spring 107 are fixedly connected to the second seal half ring 109 and the seal mounting ring 105, and the first seal half ring 108 and the second seal half 109 are symmetrically disposed about an axis of the seal mounting ring 105. The fixed base 101 is used for installing the thermal resistor bodies 103, and the two thermal resistor bodies 103 are arranged independently and do not affect each other, so that when one of the thermal resistor bodies 103 is damaged, the other thermal resistor body 103 is not affected, and when one of the thermal resistor bodies 103 is damaged, the other thermal resistor body 103 can work normally; the first sealing half ring 108 and the second sealing half ring 109 are respectively supported by the first spring 106 and the second spring 107, so that the first sealing half ring 108 and the second sealing half ring 109 are respectively supported on the junction box cover 102 to seal the junction between the junction box cover 102 and the fixed base 101, so that water is not easy to permeate through the junction between the junction box cover 102 and the fixed base 101, and the connecting column is protected.
Further, the two rubber sheets 111 are fixedly connected to the first packing half ring 108 and the second packing half ring 109, respectively. When the first and second packing half rings 108 and 109 are pressed against the outside of the terminal cover 102 by the first and second springs 106 and 107, the rubber sheet 111 is in close contact with the terminal cover 102, thereby improving sealing performance.
When the wiring terminal 104 is protected by using the armored thermal resistor of the embodiment, the first sealing half ring 108 and the second sealing half ring 109 are respectively supported by the first spring 106 and the second spring 107, so that the first sealing half ring 108 and the second sealing half ring 109 are respectively supported on the junction box cover 102 to seal the junction of the junction box cover 102 and the fixed base 101, so that water is not easy to permeate through the junction of the junction box cover 102 and the fixed base 101, and the connecting column is protected.
The second embodiment of the present application is:
on the basis of the first embodiment, please refer to fig. 3 and fig. 4, fig. 3 is a cross-sectional view of the second embodiment of the present invention, and fig. 4 is a partial enlarged view of the point B in fig. 3.
The armored thermal resistor of the embodiment further comprises a sealing assembly, wherein the sealing assembly comprises a mounting seat 201, a third spring 202, a sealing cylinder 203 and a rubber ring 205;
for the present embodiment, the sealing assembly is disposed on the inner side of the junction box cover 102, the mounting seat 201 is fixedly connected to the junction box cover 102, two ends of the third spring 202 are respectively fixedly connected to the mounting seat 201 and the sealing cylinder 203, the third spring 202 is located inside the mounting seat 201, the sealing cylinder 203 is slidably connected to the mounting seat 201, and the terminal 104 is located on the inner side of the sealing cylinder 203. The sealing assembly is used for protecting the terminal 104, the mounting seat 201 is used for mounting the sealing cylinder 203, and the third spring 202 abuts against the sealing cylinder 203, so that one end of the sealing cylinder 203 abuts against the fixing base 101, the terminal 104 is protected inside the sealing cylinder 203, and the terminal 104 is protected.
Specifically, the fixed base 101 has an annular accommodating cavity 204, and an end of the closed cylinder 203 far away from the third spring 202 is located inside the annular accommodating cavity 204. When the closed cylinder 203 receives the abutting of the third spring 202, one end of the closed cylinder 203 far away from the third spring 202 is abutted into the annular accommodating cavity 204, so that the protection of the terminal 104 is improved.
Secondly, the rubber ring 205 is fixedly connected with the closed cylinder 203, and the rubber ring 205 is located at one end of the closed cylinder 203 far away from the third spring 202. The rubber ring 205 can deform, and the rubber ring 205 deforms after being extruded by the closed cylinder 203, so that the rubber ring is closely attached to the bottom of the annular accommodating cavity 204, and the sealing performance of the terminal 104 is further enhanced.
When the binding post 104 is protected by using the armored thermal resistor of the embodiment, the first sealing half ring 108 and the second sealing half ring 109 are respectively abutted by the first spring 106 and the second spring 107, so that the first sealing half ring 108 and the second sealing half ring 109 are respectively abutted on the junction box cover 102 to seal the junction of the junction box cover 102 and the fixed base 101, water is not easy to permeate through the junction of the junction box cover 102 and the fixed base 101, the binding post is protected, the sealing cylinder 203 is abutted by the third spring 202 and enters the annular accommodating cavity 204, and the protection effect on the binding post 104 is further improved.
While the above disclosure describes one or more preferred embodiments of the present invention, it is not intended to limit the scope of the claims to such embodiments, and one skilled in the art will understand that all or a portion of the processes performed in the above embodiments may be practiced without departing from the spirit and scope of the claims.
Claims (5)
1. An armored thermal resistor comprises a fixed base, a junction box cover and two thermal resistor bodies, wherein the two thermal resistor bodies are arranged on the fixed base at intervals, the junction box cover is in threaded connection with the fixed base, binding posts are arranged at the end parts of the two thermal resistor bodies, and are positioned at the inner side of the junction box cover,
also includes a seal assembly;
the sealing assembly comprises a sealing installation ring, a first spring, a second spring, a first sealing half ring and a second sealing half ring, the sealing installation ring is fixedly connected with the fixed base, the sealing installation ring is positioned on the outer side of the junction box cover, an annular installation cavity is formed in the inner side of the sealing installation ring, two ends of the first spring are fixedly connected with the first sealing half ring and the sealing installation ring respectively, two ends of the second spring are fixedly connected with the second sealing half ring and the sealing installation ring respectively, and the first sealing half ring and the second sealing half ring are symmetrically arranged about the axis of the sealing installation ring.
2. The armored thermal resistor of claim 1,
the sealing assembly further comprises two rubber sheets, and the two rubber sheets are fixedly connected with the first sealing half ring and the second sealing half ring respectively.
3. The armored thermal resistor of claim 2,
the armored thermal resistor further comprises a sealing assembly, the sealing assembly is arranged on the inner side of the junction box cover and comprises a mounting seat, a third spring and a sealing barrel, the mounting seat is fixedly connected with the junction box cover, the two ends of the third spring are fixedly connected with the mounting seat and the sealing barrel respectively, the third spring is located inside the mounting seat, the sealing barrel is slidably connected with the mounting seat, and the wiring post is located on the inner side of the sealing barrel.
4. The armored thermal resistor of claim 3,
the fixed base is provided with an annular accommodating cavity, and one end, far away from the third spring, of the closed cylinder is located in the annular accommodating cavity.
5. The armored thermal resistor of claim 4,
the seal assembly further comprises a rubber ring, the rubber ring is fixedly connected with the seal barrel, and the rubber ring is located at one end, far away from the third spring, of the seal barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222843656.2U CN218330296U (en) | 2022-10-25 | 2022-10-25 | Armored thermal resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222843656.2U CN218330296U (en) | 2022-10-25 | 2022-10-25 | Armored thermal resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218330296U true CN218330296U (en) | 2023-01-17 |
Family
ID=84827194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222843656.2U Active CN218330296U (en) | 2022-10-25 | 2022-10-25 | Armored thermal resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218330296U (en) |
-
2022
- 2022-10-25 CN CN202222843656.2U patent/CN218330296U/en active Active
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