CN215178219U - High-temperature-resistant thermocouple exhaust temperature sensor - Google Patents
High-temperature-resistant thermocouple exhaust temperature sensor Download PDFInfo
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- CN215178219U CN215178219U CN202121458664.4U CN202121458664U CN215178219U CN 215178219 U CN215178219 U CN 215178219U CN 202121458664 U CN202121458664 U CN 202121458664U CN 215178219 U CN215178219 U CN 215178219U
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- wall
- cable
- junction box
- rubber sleeve
- temperature sensor
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Abstract
The utility model discloses a high temperature resistant thermocouple exhaust temperature sensor, the junction box comprises a junction box body, the internally mounted of junction box has protection component, the one end outer wall of cable closely laminates with the inner wall of rubber sleeve, the one end outer wall of rubber sleeve closely laminates with the one end inner wall of junction box, the other end outside inner wall set up threaded hole of rubber sleeve. This high temperature resistant thermocouple exhaust temperature sensor, because the protection of rubber sleeve, make cable and terminal box junction interior high temperature, avoid the high temperature influence and damage, solved current thermocouple exhaust temperature sensor when using, because environmental factor influences, the fragile problem of sensor and cable junction, stretch into the wiring groove that the wiring board corresponds with two female connector heads again, accomplish being connected of sensor and cable, it is laborsaving to connect, current thermocouple exhaust temperature sensor when using has been solved, adopt screw and cable junction more, and because the space is narrow and small, connect the problem of labouring.
Description
Technical Field
The utility model relates to a thermocouple exhaust temperature sensor technical field specifically is a high temperature resistant thermocouple exhaust temperature sensor.
Background
The thermocouple sensor is the most popular contact temperature measuring device used in industry because the thermocouple has the characteristics of stable performance, large temperature measuring range, remote signal transmission and the like, and has the advantages of simple structure and convenient use, and the thermocouple can directly convert heat energy into an electric signal and output a direct current voltage signal, so that the display, the record and the transmission are easy.
However, when the existing thermocouple exhaust temperature sensor is used, the connection part of the sensor and a cable is easy to damage due to the influence of environmental factors, and meanwhile, the existing thermocouple exhaust temperature sensor is frequently connected with the cable by adopting screws and is difficult to connect due to narrow space.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high temperature resistant thermocouple exhaust temperature sensor to current thermocouple exhaust temperature sensor who proposes in solving above-mentioned background art is when using, because environmental factor influences, the fragile problem of sensor and cable junction.
In order to achieve the above object, the utility model provides a following technical scheme: a high-temperature thermocouple exhaust temperature sensor comprises a junction box, wherein a protection component is arranged in the junction box;
the protection assembly comprises a cable, a rubber sleeve, a threaded hole, a bolt and a connecting plate;
the outer wall of one end of the cable is tightly attached to the inner wall of the rubber sleeve, the outer wall of one end of the rubber sleeve is tightly attached to the inner wall of one end of the junction box, a threaded hole is formed in the inner wall of the outer side of the other end of the rubber sleeve, the inner surface of the threaded hole is in threaded connection with the outer wall of the inner side of the bolt, the outer side of the bolt is in threaded connection with the inner wall of the connecting plate, and one end of the connecting plate is fixedly connected to the end portion of the junction box. Due to the protection of the rubber sleeve, the high temperature in the joint of the cable and the junction box is avoided, and the damage caused by the influence of the high temperature is avoided.
Preferably, the inner wall of the other end of the junction box is fixedly connected with a connecting block, and one end of the connecting block is connected with a wiring board. The patch panel facilitates connection with the cable.
Preferably, the other end of the connecting block is connected with a temperature sensing element, and the inner cavity of the junction box is in clearance fit with the outer wall of the wiring board. The temperature sensing element, the connecting block, the junction box and the wiring board form a thermocouple sensor.
Preferably, one end of the cable is provided with a connecting component;
the connecting assembly comprises a sub-connector lug, an elastic sheet, a clamping groove and a female connector lug;
the one end of son connector lug is connected with the cable, the outer wall fixedly connected with flexure strip of son connector lug, the outer wall of flexure strip is laminated with the internal surface of draw-in groove mutually, the inner wall at female connector lug is seted up to the draw-in groove, female connector lug's one end is connected with the wiring board. The connection of the sensor and the cable is completed, and labor is saved.
Preferably, the front end of the connecting block is provided with a fixing component;
the fixing component comprises a nameplate, a round block, a screw and a rotating hole;
the equal rigid coupling in four corners of data plate has the circle piece, the circle piece all is through screw and connecting block threaded connection, the front end inner wall of screw has all been seted up and has been changeed the hole. The name card is convenient to fix.
Compared with the prior art, the beneficial effects of the utility model are that: compared with the prior art, the high-temperature thermocouple exhaust temperature sensor has the following advantages:
the electric cable penetrates through the rubber sleeve through the matching between the junction box and the protection component, the rubber sleeve is plugged into the junction box, the bolts on the two sides are respectively in threaded connection with the connecting plate and the threaded holes, the rubber sleeve is fixed in the junction box and seals the junction of the electric cable and the junction box, and the high temperature in the junction of the electric cable and the junction box is protected by the rubber sleeve, so that the damage caused by the high temperature is avoided, and the problem that the junction of the sensor and the electric cable is easily damaged due to the influence of environmental factors when the existing thermocouple exhaust temperature sensor is used is solved;
through the terminal box, the cable, cooperation between wiring board and the coupling assembling, the cable is connected with two son connector lug, two son connector lug stretch into in the female connector lug that corresponds, elastic sheet and female connector lug internal contact compression this moment, after son connector lug is connected with the female connector lug, the elastic sheet card is in the draw-in groove, make son connector lug and female connector lug quick connection, stretch into the wiring inslot that the wiring board corresponds with two female connector lug again, accomplish being connected of sensor and cable, it is laborsaving to be connected, current thermocouple exhaust temperature sensor has been solved when using, adopt screw and cable junction more, and because the space is narrow and small, connect the problem of labouring.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the junction block, junction box and terminal block of FIG. 1;
FIG. 3 is a schematic structural view of the spring plate, the card slot and the female connector lug of FIG. 1;
fig. 4 is a schematic structural diagram of the connecting plate, the bolt and the rubber sleeve in fig. 1.
Fig. 5 is a schematic structural view of the round block, the screw and the rotating hole in fig. 1.
In the figure: 1. temperature-sensing element, 2, connecting block, 3, terminal box, 4, protection component, 401, cable, 402, rubber sleeve, 403, screw hole, 404, bolt, 405, connecting plate, 5, connecting component, 501, son connector lug, 502, flexure strip, 503, draw-in groove, 504, mother connector lug, 6, fixed component, 601, data plate, 602, round block, 603, screw, 604, commentaries on classics hole, 7, wiring board.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a high-temperature-resistant thermocouple exhaust temperature sensor comprises a junction box 3, a protection component 4 is installed inside the junction box 3, the protection component 4 comprises a cable 401, a rubber sleeve 402, a threaded hole 403, a bolt 404 and a connecting plate 405, the outer wall of one end of the cable 401 is tightly attached to the inner wall of the rubber sleeve 402, the outer wall of one end of the rubber sleeve 402 is tightly attached to the inner wall of one end of the junction box 3, the rubber sleeve 402 seals the joint of the cable 401 and the junction box 3, high temperature is generated in the joint of the cable 401 and the junction box 3 due to protection of the rubber sleeve 402, the rubber sleeve 402 is made of polytetrafluoroethylene, the threaded hole 403 is formed in the inner wall of the outer side of the other end of the rubber sleeve 402, the inner surface of the threaded hole 403 is in threaded connection with the outer wall of the inner side of the bolt 404, the outer side of the bolt 404 is in threaded connection with the inner wall of the connecting plate 405, one end of the connecting plate 405 is fixedly connected to the end of the junction box 3, bolts 404 at both sides are respectively screwed with the connecting plate 405 and the screw holes 403, so that the rubber sleeve 402 is fixed in the junction box 3.
The inner wall of the other end of the junction box 3 is fixedly connected with a connecting block 2, one end of the connecting block 2 is connected with a wiring board 7, and the wiring board 7 is convenient to be connected with a cable 401.
The other end of the connecting block 2 is connected with a temperature sensing element 1, the inner cavity of the junction box 3 is in clearance fit with the outer wall of the junction board 7, and the temperature sensing element 1, the connecting block 2, the junction box 3 and the junction board 7 form a thermocouple sensor with the model number WRN.
A connecting component 5 is arranged at one end of a cable 401, the connecting component 5 comprises a sub-connector lug 501, an elastic sheet 502, a clamping groove 503 and a female connector lug 504, one end of the sub-connector lug 501 is connected with the cable 401, the cable 401 is connected with two sub-connector lugs 501, the elastic sheet 502 is fixedly connected with the outer wall of the sub-connector lug 501, the outer wall of the elastic sheet 502 is attached to the inner surface of the clamping groove 503, the clamping groove 503 is arranged on the inner wall of the female connector lug 504, one end of the female connector lug 504 is connected with a wiring board 7, the two sub-connector lugs 501 extend into the corresponding female connector lugs 504, and at the moment, the elastic sheet 502 is in contact compression with the inner part of the female connector lug 504, after the sub-connector lug 501 is connected with the female connector lug 504, the elastic piece 502 is clamped in the clamping groove 503, so that the sub-connector lug 501 is quickly connected with the female connector lug 504, and then the two female connector lugs 504 extend into the corresponding wiring grooves of the wiring board 7 to complete the connection with the cable 401.
Fixed subassembly 6 is installed to connecting block 2's front end, fixed subassembly 6 includes data plate 601, circle piece 602, screw 603 and commentaries on classics hole 604, the equal rigid coupling in four corners of data plate 601 has circle piece 602, circle piece 602 all passes through screw 603 and connecting block 2 threaded connection, the front end inner wall of screw 603 has all been seted up and has been changeed hole 604, through external instrument, it makes screw 603 rotate in proper order to rotate hole 602 respectively, the circle piece 602 that makes the four corners is connected with connecting block 2, thereby fix data plate 601 on connecting block 2, data plate 601 is convenient for observe the parameter.
When the high-temperature-resistant thermocouple exhaust temperature sensor is used, firstly, a temperature sensing element 1, a connecting block 2, a junction box 3 and a wiring board 7 form the thermocouple sensor, a worker respectively rotates a rotary hole 602 through an external tool to enable a screw 603 to sequentially rotate, round blocks 602 at four corners are connected with the connecting block 2, so that a nameplate 601 is fixed on the connecting block 2, the nameplate 601 is convenient for observing parameters, a cable 401 penetrates through a rubber sleeve 402, the cable 401 is connected with two sub-connector lugs 501, the two sub-connector lugs 501 extend into corresponding female connector lugs 504, at the moment, the elastic sheet 502 is in contact compression with the interior of the female connector lugs 504, after the sub-connector lugs 501 are connected with the female connector lugs 504, the elastic sheet 502 is clamped in a clamping groove 503 to enable the sub-connector lugs 501 to be quickly connected with the female connector lugs 504, then the two female connector lugs 504 extend into corresponding wiring grooves of the wiring board 7 to complete the connection of the sensor and the cable 401, the rubber sleeve 402 is plugged into the junction box 3, the bolts 404 on two sides are respectively in threaded connection with the connecting plate 405 and the threaded holes 403, so that the rubber sleeve 402 is fixed in the junction box 3, the rubber sleeve 402 seals the joint of the cable 401 and the junction box 3, high temperature is generated in the joint of the cable 401 and the junction box 3 due to the protection of the rubber sleeve 402, and the cable 401 supplies power to the sensor, so that the sensor works.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, 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 therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
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 (5)
1. The utility model provides a high temperature resistant thermocouple exhaust temperature sensor, includes terminal box (3), its characterized in that: a protective component (4) is arranged in the junction box (3);
the protection component (4) comprises a cable (401), a rubber sleeve (402), a threaded hole (403), a bolt (404) and a connecting plate (405);
the outer wall of one end of the cable (401) is tightly attached to the inner wall of the rubber sleeve (402), the outer wall of one end of the rubber sleeve (402) is tightly attached to the inner wall of one end of the junction box (3), a threaded hole (403) is formed in the inner wall of the outer side of the other end of the rubber sleeve (402), the inner surface of the threaded hole (403) is in threaded connection with the outer wall of the inner side of the bolt (404), the outer side of the bolt (404) is in threaded connection with the inner wall of the connecting plate (405), and one end of the connecting plate (405) is fixedly connected to the end of the junction box (3).
2. A high temperature resistant thermocouple exhaust gas temperature sensor as claimed in claim 1, wherein: the inner wall of the other end of the junction box (3) is fixedly connected with a connecting block (2), and one end of the connecting block (2) is connected with a wiring board (7).
3. A high temperature resistant thermocouple exhaust gas temperature sensor as claimed in claim 2, wherein: the other end of the connecting block (2) is connected with a temperature sensing element (1), and the inner cavity of the junction box (3) is in clearance fit with the outer wall of the wiring board (7).
4. A high temperature resistant thermocouple exhaust gas temperature sensor as claimed in claim 1, wherein: one end of the cable (401) is provided with a connecting component (5);
the connecting component (5) comprises a sub connector lug (501), an elastic sheet (502), a clamping groove (503) and a female connector lug (504);
the one end of sub-connector lug (501) is connected with cable (401), the outer wall fixed connection flexible sheet (502) of sub-connector lug (501), the outer wall of flexible sheet (502) is laminated with the internal surface of draw-in groove (503) mutually, the inner wall at female connector lug (504) is seted up in draw-in groove (503), the one end of female connector lug (504) is connected with wiring board (7).
5. A high temperature resistant thermocouple exhaust gas temperature sensor as claimed in claim 2, wherein: the front end of the connecting block (2) is provided with a fixing component (6);
the fixing component (6) comprises a nameplate (601), a round block (602), a screw (603) and a rotating hole (604);
the equal rigid coupling in four corners of data plate (601) has circle piece (602), circle piece (602) all through screw (603) and connecting block (2) threaded connection, commentaries on classics hole (604) have all been seted up to the front end inner wall of screw (603).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121458664.4U CN215178219U (en) | 2021-06-29 | 2021-06-29 | High-temperature-resistant thermocouple exhaust temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121458664.4U CN215178219U (en) | 2021-06-29 | 2021-06-29 | High-temperature-resistant thermocouple exhaust temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215178219U true CN215178219U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121458664.4U Active CN215178219U (en) | 2021-06-29 | 2021-06-29 | High-temperature-resistant thermocouple exhaust temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215178219U (en) |
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2021
- 2021-06-29 CN CN202121458664.4U patent/CN215178219U/en active Active
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