CN203489992U - Thermocouple device - Google Patents
Thermocouple device Download PDFInfo
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- CN203489992U CN203489992U CN201320614450.0U CN201320614450U CN203489992U CN 203489992 U CN203489992 U CN 203489992U CN 201320614450 U CN201320614450 U CN 201320614450U CN 203489992 U CN203489992 U CN 203489992U
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- stainless steel
- cylindrical shell
- wire rope
- steel wire
- cylinder
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Abstract
The utility model relates to the thermal sensing device field, and especially relates to a thermocouple device. The thermocouple device comprises a thermocouple and a cylindrical shell, the thermocouple is positioned in the cylindrical shell, and the thermocouple comprises a terminal box, a protective bushing and an insulating tube. The thermocouple device is characterized in that the thermocouple device also comprises a cylinder, a stainless steel wire rope and a control device, the bottom of the cylindrical shell is provided with a barrel base, the cylinder is disposed in the cylindrical shell, a front end of the cylinder is connected with the barrel base after passing through a sidewall of the cylindrical shell, and on-off of the barrel base is controlled by contraction and expansion of the cylinder; and one end of the stainless steel wire rope is connected with the terminal box end of the thermocouple after passing through the top of the cylindrical shell, the other end of the stainless steel wire rope is disposed in the control device, and the length of the stainless steel wire rope is controlled by the control device. The thermocouple device is wide in measurement range, long in service lifetime and simple in operation, and various positions can be measured.
Description
Technical field
The utility model belongs to thermal sensing device field, relates in particular to a kind of thermocouple assembly.
Background technology
Thermopair is a kind of conventional temperature element, and it can directly measure fluid temperature (F.T.).At some special occasions, as generating plant, smeltery, chemical plant, cement mill etc., usually need to measure the temperature of fluid.Thermopair is normally fixed on test position, at test position, usually has material to pass through, and treats that fluid measured often has higher flow velocity, thermopair is often subject to the shock of material and washing away of high-velocity fluid, thermopair very easily weares and teares, and even damages the serviceable life of greatly reducing thermopair.Especially in thermal power plant's coal pulverizer, the flowing velocity of pulverized coal particle is very high, and common thermopair can not adapt to such working environment, easily by pulverized coal particle at a high speed, is impacted, and serviceable life is short.
Chinese patent CN202255663U provides a kind of Telescopic thermocouple, comprise thermopair body, it is characterized in that: described thermopair body exterior also has the cylindrical shell of a back opening, thermopair body is in inner barrel, also there is spring and connect thermopair body and cylindrical shell, in thermopair rear body, also have one through the pull bar of opening, described pull bar connects the back of thermopair body, and described cylindrical shell front also has fixing threaded hole.This thermopair has Telescopic, thereby reduces material collision, but it is to control the flexible of thermopair by spring and pull bar, and its measurement range is limited.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides a kind of thermocouple assembly, comprise thermopair and cylindrical shell, described thermopair is positioned at described inner barrel, described thermopair comprises terminal box, protective casing, insulation tube, described insulation tube is arranged at described terminal box and is connected with protective casing in the rear inner chamber forming, in insulation tube, be provided with thermo wires, one end of described thermo wires is connected with the terminal block of described terminal box, the other end of described thermo wires stretches out insulation tube, it is characterized in that: also comprise cylinder, stainless steel wire rope, control device, at the bottom of the bottom of described cylindrical shell is provided with barrel, described cylinder is arranged at the inside of described cylindrical shell and the front end of cylinder and is connected with at the bottom of bucket through the sidewall of described cylindrical shell, by the flexible of described cylinder and the control bucket keying at the end of expanding, one end of described stainless steel wire rope is passed the top of described cylindrical shell and is connected with the terminal box end of described thermopair, the other end of described stainless steel wire rope is arranged in described control device and by described control device, controls the length of stainless steel wire rope.
On described cylindrical shell, be provided with interlayer, described cylinder is arranged in described interlayer.
Described bucket is put together by two barrel soleplates at the end, and the quantity of described cylinder is that two and mirror image are symmetrical arranged, and a described cylinder is controlled the motion of a barrel soleplate.
The top card of described cylindrical shell is provided with anti-abrasion pad, anti-abrasion pad described in described stainless steel steel wire penetrating.
Described control device comprises stainless steel wirerope axis, turbine and worm, chain, crank, the other end of described stainless steel wire rope is arranged on described stainless steel wirerope axis, described stainless steel wirerope axis is connected by chain drive with turbine and worm, and described crank is arranged on turbine and worm and by turn crank and drives turbine and worm to rotate.
Also comprise fixed pulley, described fixed pulley is arranged at the top of described control device, and the middle part of described stainless steel wire rope is wound on described fixed pulley.
The beneficial effects of the utility model are: the utility model middle cylinder body plays the effect of protection thermopair, reduce the shock of material and washing away of high-velocity fluid, and thermopair is not easy to wear or damage long service life; The switching at the bucket end is controlled by cylinder, and automaticity is high; One end of stainless steel wire rope is connected with thermopair, and stainless steel rope capacity is controlled by control device, by changing the length of stainless steel wire rope, changes the position of thermopair, and its measuring position is not confined to around cylindrical shell, and measuring point is many, and measurement range is wide; Cylinder is arranged in interlayer, and cylinder and thermopair can phase mutual interference; The bucket end, is put together by two barrel soleplates, and opening and closing are convenient; The top card of cylindrical shell is provided with anti-abrasion pad, and anti-abrasion pad prevents that cylindrical shell from directly contacting with stainless steel wire rope, reduces wear; Control device is simple in structure, practical, easy and simple to handle; Fixed pulley has the effect that changes stainless steel wire rope guiding, makes the installation site of control device more random.The utility model provides that a kind of measuring point is many, measurement range is wide, long service life, thermocouple assembly easy and simple to handle.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
In figure, 1-thermopair, 2-cylindrical shell, 3-terminal box; 4-protective casing, 5-insulation tube, 6-inner chamber, 7-thermo wires; 8-terminal block, 9-cylinder, 10-stainless steel wire rope, 11-control device; at the bottom of 12-bucket, 13-interlayer, 14-barrel soleplate; 15-anti-abrasion pad, 16-stainless steel wirerope axis, 17-turbine and worm; 18-chain, 19-crank, 20-fixed pulley.
Embodiment
As shown in Figure 1, a kind of thermocouple assembly, comprise thermopair 1, cylindrical shell 2, cylinder 9, stainless steel wire rope 10, control device 11, fixed pulley 20, thermopair 1 is positioned at cylindrical shell 2 inside, thermopair 1 comprises terminal box 3, protective casing 4, insulation tube 5, insulation tube 5 is arranged at terminal box 3 and is connected with protective casing 4 in the rear inner chamber 6 forming, in insulation tube 5, be provided with thermo wires 7, one end of thermo wires 7 is connected with the terminal block 8 of terminal box 3, the other end of thermo wires 7 stretches out insulation tube 5, the top card of cylindrical shell 2 is provided with anti-abrasion pad 15, the bottom of cylindrical shell 2 is provided with the bucket end 12 being put together by two barrel soleplates 14, on cylindrical shell 2, be provided with interlayer 13, cylinder 9 is arranged at the inside of interlayer 13 and the front end of cylinder 9 and is connected with barrel soleplate 14 through the sidewall of cylindrical shell 2, the quantity of cylinder 9 is that two and mirror image are symmetrical arranged, a cylinder 9 is controlled the motion of a barrel soleplate 14, by the flexible of cylinder 9 and the control bucket keying at the end 12 of expanding, control device 11 comprises stainless steel wirerope axis 16, turbine and worm 17, chain 18, crank 19, stainless steel wirerope axis 16 is in transmission connection by chain 18 with turbine and worm 17, crank 19 is arranged on turbine and worm 17 and by turn crank 19 and drives turbine and worm 17 to rotate, one end of stainless steel wire rope 10 is passed the anti-abrasion pad 15 at cylindrical shell 2 tops and is connected with terminal box 3 ends of thermopair 1, the other end of stainless steel wire rope 10 is arranged on the stainless steel wirerope axis 16 of control device 11 and by control device 11, controls the length of stainless steel wire rope 10, the middle part of stainless steel wire rope 10 is wound on fixed pulley 20, fixed pulley 20 is arranged at the top of control device 11.
Principle of work
As shown in Figure 1, cylindrical shell 2 is fixed on to test position, fixed pulley 20 is fixed on to the top at test position; When measuring fluid temperature (F.T.), 2 cylinders 9 expand simultaneously, two barrel soleplates 14 are to two side shiftings, at the bottom of opening barrel 12, reverse turn crank 19, crank 19 drives turbine and worms 17 to rotate, turbine and worm 17 drives stainless steel wirerope axis 16 to rotate by chain 18, the length of stainless steel wire rope 10 increases, and thermopair 1 moves to cylindrical shell 2 belows, measures fluid temperature (F.T.); After fluid temperature (F.T.) is measured, forward turn crank 19, crank 19 drives turbine and worm 17 to rotate, turbine and worm 17 drives stainless steel wirerope axis 16 to rotate by chain 18, the contraction in length of stainless steel wire rope 10, thermopair 1 moves in cylindrical shell 2, and then 2 cylinders 9 shrink simultaneously, two barrel soleplates 14 move to middle part, the bucket ends 12 closure.
Above an embodiment of the present utility model is had been described in detail, but described content is only preferred embodiment of the present utility model, can not be considered to for limiting practical range of the present utility model.All equalization variations of doing according to the utility model application range and improvement etc., within all should still belonging to patent covering scope of the present utility model.
Claims (6)
1. a thermocouple assembly, comprise thermopair (1) and cylindrical shell (2), described thermopair (1) is positioned at described cylindrical shell (2) inside, described thermopair (1) comprises terminal box (3), protective casing (4), insulation tube (5), described insulation tube (5) is arranged at described terminal box (3) and is connected with protective casing (4) in the rear inner chamber (6) forming, in insulation tube (5), be provided with thermo wires (7), one end of described thermo wires (7) is connected with the terminal block (8) of described terminal box (3), the other end of described thermo wires (7) stretches out insulation tube (5), it is characterized in that: also comprise cylinder (9), stainless steel wire rope (10), control device (11), at the bottom of the bottom of described cylindrical shell (2) is provided with barrel (12), described cylinder (9) is arranged at the inside of described cylindrical shell (2) and the front end of cylinder (9) and is connected with a barrel end (12) through the sidewall of described cylindrical shell (2), by a keying for the flexible of described cylinder (9) and the control bucket end (12) that expands, one end of described stainless steel wire rope (10) is passed the top of described cylindrical shell (2) and is connected with terminal box (3) end of described thermopair (1), the other end of described stainless steel wire rope (10) is arranged in described control device (11) and by described control device (11), controls the length of stainless steel wire rope (10).
2. a kind of thermocouple assembly according to claim 1, is characterized in that: on described cylindrical shell (2), be provided with interlayer (13), described cylinder (9) is arranged in described interlayer (13).
3. a kind of thermocouple assembly according to claim 2, it is characterized in that: the described bucket end (12) is put together by two barrel soleplates (14), the quantity of described cylinder (9) is that two and mirror image are symmetrical arranged, and a described cylinder (9) is controlled the motion of a barrel soleplate (14).
4. a kind of thermocouple assembly according to claim 1, is characterized in that: the top card of described cylindrical shell (2) is provided with anti-abrasion pad (15), and described stainless steel wire rope (10) is through described anti-abrasion pad (15).
5. a kind of thermocouple assembly according to claim 3, it is characterized in that: described control device (11) comprises stainless steel wirerope axis (16), turbine and worm (17), chain (18), crank (19), the other end of described stainless steel wire rope (10) is arranged on described stainless steel wirerope axis (16), described stainless steel wirerope axis (16) and turbine and worm (17) are in transmission connection by chain (18), and described crank (19) is arranged at that turbine and worm (17) go up and by turn crank (19) drive turbine and worm (17) rotation.
6. a kind of thermocouple assembly according to claim 1, it is characterized in that: also comprise fixed pulley (20), described fixed pulley (20) is arranged at the top of described control device (11), and the middle part of described stainless steel wire rope (10) is wound on described fixed pulley (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320614450.0U CN203489992U (en) | 2013-10-08 | 2013-10-08 | Thermocouple device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320614450.0U CN203489992U (en) | 2013-10-08 | 2013-10-08 | Thermocouple device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203489992U true CN203489992U (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320614450.0U Expired - Fee Related CN203489992U (en) | 2013-10-08 | 2013-10-08 | Thermocouple device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203489992U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225584A (en) * | 2018-03-20 | 2018-06-29 | 天津博帆科技发展有限公司 | A kind of agricultural greenhouse temperature-detecting device |
| CN110926632A (en) * | 2019-11-29 | 2020-03-27 | 张家港宏昌钢板有限公司 | Device and method for replacing vault couple |
-
2013
- 2013-10-08 CN CN201320614450.0U patent/CN203489992U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225584A (en) * | 2018-03-20 | 2018-06-29 | 天津博帆科技发展有限公司 | A kind of agricultural greenhouse temperature-detecting device |
| CN110926632A (en) * | 2019-11-29 | 2020-03-27 | 张家港宏昌钢板有限公司 | Device and method for replacing vault couple |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20141008 |
|
| EXPY | Termination of patent right or utility model |