CN205192625U - Four probe temperature sensor's seal structure - Google Patents
Four probe temperature sensor's seal structure Download PDFInfo
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- CN205192625U CN205192625U CN201520881385.7U CN201520881385U CN205192625U CN 205192625 U CN205192625 U CN 205192625U CN 201520881385 U CN201520881385 U CN 201520881385U CN 205192625 U CN205192625 U CN 205192625U
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Abstract
The utility model relates to a temperature detects technical field, especially relates to a four probe temperature sensor's seal structure, withhold subassembly, sealed stifled, sealing bolt and electric connector including cable conductor, rubber tube, sealing bolt's both ends are overlapped respectively and are located in the rubber tube withholds subassembly and electric connector, and sealing bolt withholds subassembly and electric connector threaded connection with the rubber tube respectively, be equipped with the through -hole along sealing bolt's length direction, sealed stifled locate the through -hole in, and sealed stifled outer fringe is equipped with corrugated arch, the relevant position of through -hole is equipped with corrugated recess, corrugated arch and the sealed cooperation of corrugated recess, the quantity of cable conductor be 4, the cable conductor passes the rubber tube in proper order and withholds and get into electric connector after subassembly and sealed the blocking up. The utility model provides a four probe temperature sensor's seal structure is when assembling, and the cable conductor can not twine, has improved the performance and the life -span of cable conductor, and sealed effect is fabulous.
Description
Technical field
The utility model relates to temperature detection technical field, particularly relates to a kind of hermetically-sealed construction of four probe temperature sensors.
Background technology
Temperature sensor can be used in technical field of rail traffic, for detecting the bearing temperature in the gear case of rail vehicle, high-speed cruising due to rail vehicle can make bearing temperature raise, for avoiding having an accident because of Bearing Temperature, the temperature of the miscellaneous part to the bearing temperature in gear case and rail vehicle is needed to detect, thus adjust in time, in order to avoid extraneous factor is to the interference of the signal that temperature sensor internals transmits, usually need to be connected and sealed to temperature sensor.
At present, the hermetically-sealed construction of four probe temperature sensors conventional in track traffic as shown in Figure 1, sealing structure comprises cable 1, assembly 2 withheld by sebific duct, seal plug 3, sealing bolt 4 and electric connector 5, the two ends of sealing bolt 4 withhold assembly 2 with sebific duct respectively and electric connector 5 is threaded, seal plug 3 is located in sealing bolt 4, and be tightly connected with sealing bolt 4, 4 cables 1 are each passed through sebific duct and withhold assembly 2, then through seal plug 3, as shown in Figure 2, the center of seal plug 3 is provided with 4 cable entry ports 301, through a cable 1 in each cable entry port 301, cable 1 enters electric connector 5 after passing seal plug 3, in electric connector 5, peeling is carried out to cable 1, go the subsequent operations such as cable shielding mesh, when assembling, when screwing hermetic bolt 4 withholds assembly 2 with sebific duct, seal plug 3 can rotate in sealing bolt 4, cable 1 is caused to be wound around, affect equipment performance and life-span, cable 1 enters in electric connector 5 in addition, the net that deshields of decorticating, and gauze screen is exposed cannot be processed in electric connector 5.
Utility model content
(1) technical matters that will solve
The technical problems to be solved in the utility model is the problem solving the internal electrical cable winding that four probe temperature sensors in prior art occur when assembling.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of hermetically-sealed construction of four probe temperature sensors, comprise cable, assembly withheld by sebific duct, seal plug, sealing bolt and electric connector, the two ends of described sealing bolt are sheathed on described sebific duct respectively and withhold in assembly and described electric connector, and described sealing bolt withholds assembly with described sebific duct respectively and described electric connector is threaded; Length direction along described sealing bolt is provided with through hole, described seal plug is located in described through hole, the outer rim of described seal plug is provided with corrugated projection, the relevant position of described through hole is provided with corrugated groove, described corrugated projection and described corrugated groove are sealed and matched, the quantity of described cable is 4, and described cable enters described electric connector after withholding assembly and described seal plug through described sebific duct successively.
Wherein, also comprise sealing gasket, and described seal plug is located at the front end of described through hole, described sealing gasket is located at the rear end of described through hole, and described sealing gasket coordinates with the back-end sealing of described through hole.
Wherein, cable described in every root comprises two wires, described seal plug is provided with cable entry port along its length, the quantity of described cable entry port is 4, described sealing gasket is provided with wire guide along its length, the quantity of described wire guide is 8, is divided into 8 wires after 4 described cables are each passed through 4 described cable entry ports, enters described electric connector after 8 described wires are each passed through 8 described wire guides.
Wherein, 4 described cable entry ports are located at the center of described seal plug, and 4 described cable entry ports are square profile; The center of described sealing gasket is located at uniformly by described wire guide.
Wherein, described sealing gasket adopts crimping mode to be connected with the rear end of described through hole.
Wherein, described seal plug adopts crimping mode to be connected with the front end of described through hole.
Wherein, have gap between described seal plug and described sealing gasket, described gap is used for the gauze screen of accommodating described cable.
(3) beneficial effect
Technique scheme tool of the present utility model has the following advantages: the hermetically-sealed construction of the four probe temperature sensors that the utility model provides comprises cable, assembly withheld by sebific duct, seal plug, sealing bolt and electric connector, the two ends of sealing bolt withhold assembly with sebific duct respectively and electric connector is threaded, sealing bolt is provided with through hole, the outer rim of seal plug is provided with corrugated projection, corrugated groove is provided with in through hole, corrugated projection and corrugated groove are sealed and matched and are sealed in sealing bolt by seal plug, due to being sealed and matched of corrugated projection and corrugated groove, sealing bolt is withheld with electric connector and sebific duct respectively assembly carry out being threaded screw time, seal plug and sealing bolt can not relatively rotate, thus avoid multi-cable line to be wound around, improve the performance of four probe temperature sensors, extend serviceable life.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the hermetically-sealed construction of four probe temperature sensors in prior art;
Fig. 2 is the sectional view of seal plug in prior art;
Fig. 3 is the schematic diagram of the hermetically-sealed construction of the four probe temperature sensors that the utility model embodiment provides;
Fig. 4 is the sectional view of sealing bolt during the utility model is implemented;
Fig. 5 is the sectional view of seal plug in the utility model embodiment;
Fig. 6 is the sectional view of sealing gasket in the utility model embodiment.
In figure: 1: cable; 2: assembly withheld by sebific duct; 3: seal plug; 4: sealing bolt; 5: electric connector; 10: cable; 20: assembly withheld by sebific duct; 30: seal plug; 40: sealing gasket; 50: sealing bolt; 60: electric connector; 301: cable entry port; 310: corrugated projection; 311: cable entry port; 401: wire guide; 501: corrugated groove.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
In description of the present utility model, it should be noted that, except as otherwise noted, the implication of " multiple " is two or more; Term " on ", D score, "left", "right", " interior ", " outward ", " front end ", " rear end ", " head ", the orientation of the instruction such as " afterbody " or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, visual concrete condition understands the concrete meaning of above-mentioned term in the utility model.
As shown in Figures 3 to 6, the hermetically-sealed construction of a kind of four probe temperature sensors that the utility model embodiment provides, comprise cable 10, assembly 20 withheld by sebific duct, seal plug 30, sealing bolt 50 and electric connector 60, the two ends of sealing bolt 50 are sheathed on sebific duct respectively and withhold in assembly 20 and electric connector 60, and sealing bolt 50 withholds assembly 20 with sebific duct respectively and electric connector 60 is threaded, namely the outer wall of the front end of sealing bolt 50 is provided with external thread, the outer wall of rear end is also provided with external thread, sebific duct is withheld assembly 20 and is connected with the nose threads of sealing bolt 50, electric connector 60 is threaded with the rear end of sealing bolt 50, as shown in Figure 4 and Figure 5, length direction along sealing bolt 50 is provided with through hole, seal plug 30 is located in through hole, and the outer rim of seal plug 30 is provided with corrugated protruding 310, the relevant position of through hole is provided with corrugated groove 501, and corrugated protruding 310 are sealed and matched with corrugated groove 501, ensures that seal plug 30 can not rotate in sealing bolt 50, the quantity of cable 10 is 4, and cable 10 withholds assembly 20 through sebific duct successively and seal plug 30 enters electric connector 60.The outer rim of the seal plug 30 of this device is provided with corrugated protruding 310; be provided with in through hole and coordinate with it corrugated groove 501; when seal plug 30 is placed in sealing bolt 50; corrugated groove 501 is sealed and matched with corrugated protruding 310; prevent seal plug 30 at sealing bolt 50 in rotation; protection cable 10 can not be tied a knot winding in assembling process, causes the damage of cable 10, improves the performance of cable 10 serviceable life and product.
Also comprise sealing gasket 40 in sealing structure, and seal plug 30 is located at the front end of through hole, sealing gasket 40 is located at the rear end of through hole, and sealing gasket 40 coordinates with the back-end sealing of through hole.Through hole in sealing bolt 50 is ladder nibs, during assembling, sealing gasket 40 and seal plug 30 are successively compressed into through hole, wherein sealing gasket 40 contacts with the cascaded surface of ladder nibs, seal plug 30 compresses into through hole, and corrugated protruding 310 of the outer rim of seal plug 30 coordinate with corrugated protruding 501 in through hole, the front end being specially seal plug 30 is provided with and is circumferentially provided with corrugated protruding 310, this corrugated protruding 310 is stuck on the front end face of sealing bolt 50, wherein be provided with corrugated groove 501 with seal plug 30 cooperation place in through hole, with sealing gasket 40 cooperation place smooth surface, ensure that seal plug 30, sealing gasket 40 respectively with being tightly connected of sealing bolt 50.
In addition, in the utility model, every root cable 10 comprises two wires, as shown in Figure 5, seal plug 30 is provided with cable entry port 301 along its length, the quantity of cable entry port 301 is 4, sealing gasket 40 is provided with wire guide 401 along its length as shown in Figure 6, the quantity of wire guide 401 is 8, assembly 20 withheld by 4 mutual sebific ducts that pass be not wound around of cable 10, then 4 cables 10 are each passed through 4 cable entry ports 301, to deshield net process through carrying out peeling to cable 10 after cable entry port 301, 4 cables 10 are divided into 8 wires, 8 wires are not wound around mutually and enter electric connector 60 after being each passed through 8 wire guides 401 and carry out subsequent operation.
Further, 4 cable entry ports 301 are located at the center of seal plug 30, and 4 cable entry ports 301 are in square profile, and the center of sealing gasket 40 is located at uniformly by wire guide 401, and wire guide 401 is corresponding with cable entry port 301 arranges, ensure not to be wound around between 4 cables 10.
Sealing gasket 40 adopts crimping mode to be connected with the rear end of through hole; Seal plug 30 adopts crimping mode to be connected with the front end of through hole.And having gap between seal plug 30 and sealing gasket 40, gap is used for the gauze screen of accommodating cable 10, and stayed by gauze screen in sealing bolt 50 and do not enter electric connector 60, make assembling process more easy to operate, sealing effectiveness is better.
During use, cable 10 is withheld assembly 20 through sebific duct, to deshield net process through carrying out peeling after seal plug 30, 4 cables 10 form 8 wires, 8 wires are through sealing gasket 40, and gauze screen is stayed in the gap between seal plug 30 and sealing gasket 40, and successively sealing gasket 40 and seal plug 30 are pressed in the through hole of sealing bolt 50, ensure good sealing effectiveness, then sealing bolt 50 is withheld assembly 20 with sebific duct respectively and electric connector 60 is threaded, due to seal plug 30 and sealing bolt 50 adopt corrugated protruding 310 and corrugated groove 501 match, so when sealing bolt 50 and sebific duct being withheld assembly 20 and electric connector 60 screws, seal plug 30 can not rotate in sealing bolt 50, avoid the winding of cable 10.
In sum, hermetically-sealed construction seal plug 30 when assembling of the four probe temperature sensors that the utility model provides can not rotate in sealing bolt 50, avoid the winding of cable 10, improve usability and the life-span of cable 10, the design of sealing gasket 40 makes the gauze screen of cable 10 stay in sealing bolt 50 can not enter into electric connector 60, to be more convenient for follow-up operation, and sealing effectiveness is better.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (7)
1. the hermetically-sealed construction of a probe temperature sensor, it is characterized in that: comprise cable, assembly withheld by sebific duct, seal plug, sealing bolt and electric connector, the two ends of described sealing bolt are sheathed on described sebific duct respectively and withhold in assembly and described electric connector, and described sealing bolt withholds assembly with described sebific duct respectively and described electric connector is threaded; Length direction along described sealing bolt is provided with through hole, described seal plug is located in described through hole, and the outer rim of described seal plug is provided with corrugated projection, the relevant position of described through hole is provided with corrugated groove, described corrugated projection and described corrugated groove are sealed and matched, the quantity of described cable is 4, and described cable enters described electric connector after withholding assembly and described seal plug through described sebific duct successively.
2. the hermetically-sealed construction of four probe temperature sensors according to claim 1, it is characterized in that: also comprise sealing gasket, and described seal plug is located at the front end of described through hole, described sealing gasket is located at the rear end of described through hole, and described sealing gasket coordinates with the back-end sealing of described through hole.
3. the hermetically-sealed construction of four probe temperature sensors according to claim 2, it is characterized in that: described in every root, cable comprises two wires, described seal plug is provided with cable entry port along its length, the quantity of described cable entry port is 4, described sealing gasket is provided with wire guide along its length, the quantity of described wire guide is 8, be divided into 8 wires after 4 described cables are each passed through 4 described cable entry ports, after 8 described wires are each passed through 8 described wire guides, enter described electric connector.
4. the hermetically-sealed construction of four probe temperature sensors according to claim 3, is characterized in that: 4 described cable entry ports are located at the center of described seal plug, and 4 described cable entry ports are square profile; The center of described sealing gasket is located at uniformly by described wire guide.
5. the hermetically-sealed construction of four probe temperature sensors according to claim 2, is characterized in that: described sealing gasket adopts crimping mode to be connected with the rear end of described through hole.
6. the hermetically-sealed construction of four probe temperature sensors according to claim 2, is characterized in that: described seal plug adopts crimping mode to be connected with the front end of described through hole.
7. the hermetically-sealed construction of four probe temperature sensors according to any one of claim 2-6, is characterized in that: have gap between described seal plug and described sealing gasket, and described gap is used for the gauze screen of accommodating described cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520881385.7U CN205192625U (en) | 2015-11-05 | 2015-11-05 | Four probe temperature sensor's seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520881385.7U CN205192625U (en) | 2015-11-05 | 2015-11-05 | Four probe temperature sensor's seal structure |
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| Publication Number | Publication Date |
|---|---|
| CN205192625U true CN205192625U (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520881385.7U Active CN205192625U (en) | 2015-11-05 | 2015-11-05 | Four probe temperature sensor's seal structure |
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| Country | Link |
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| CN (1) | CN205192625U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507701A (en) * | 2018-04-18 | 2018-09-07 | 北京方等传感器研究所有限公司 | Temperature sensor connection structure and connection system |
| CN108981945A (en) * | 2017-06-01 | 2018-12-11 | 日本特殊陶业株式会社 | Sensor |
-
2015
- 2015-11-05 CN CN201520881385.7U patent/CN205192625U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108981945A (en) * | 2017-06-01 | 2018-12-11 | 日本特殊陶业株式会社 | Sensor |
| CN108981945B (en) * | 2017-06-01 | 2021-06-18 | 日本特殊陶业株式会社 | Sensor with a sensor element |
| CN108507701A (en) * | 2018-04-18 | 2018-09-07 | 北京方等传感器研究所有限公司 | Temperature sensor connection structure and connection system |
| CN108507701B (en) * | 2018-04-18 | 2024-05-24 | 北京方等传感器研究所有限公司 | Temperature sensor connection structure and connection system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 25, Keji Road, Economic Development Zone, Miyun County, Beijing 101500 Patentee after: Beijing Fang Sensor Research Institute Co.,Ltd. Address before: No. 25, Keji Road, Economic Development Zone, Miyun County, Beijing 101500 Patentee before: BEIJING FANGDENG SENSOR RESEARCH INSTITUTE Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |