CN214200415U - Gasifier temperature measuring device with valve - Google Patents
Gasifier temperature measuring device with valve Download PDFInfo
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- CN214200415U CN214200415U CN202120544675.8U CN202120544675U CN214200415U CN 214200415 U CN214200415 U CN 214200415U CN 202120544675 U CN202120544675 U CN 202120544675U CN 214200415 U CN214200415 U CN 214200415U
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- temperature measuring
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- measuring device
- stop valve
- thermocouple
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Abstract
A temperature measuring device of a gasification furnace with a valve belongs to the technical field of temperature measuring elements of high-temperature and high-pressure furnaces. The method is characterized in that: the temperature measuring thermocouple comprises a temperature measuring thermocouple (1), a mounting assembly, a wiring assembly and a stop valve, wherein the stop valve is arranged between the mounting assembly and the wiring assembly, and the temperature measuring thermocouple (1) penetrates through a valve core of the stop valve and then is connected with the wiring assembly. This take gasifier temperature measuring device of valve is provided with the stop valve between wiring subassembly and the installation component, and the temperature thermocouple links to each other with the wiring subassembly after passing the case of stop valve, and when the emergence is leaked, the accessible stop valve cuts off the temperature thermocouple to with the mode of installation component shutoff, realize the secondary leaking stoppage, can avoid the condition emergence of gas leakage or flame projecting, need not to stop the car and change or maintain, avoid causing huge economic loss because of stopping.
Description
Technical Field
A temperature measuring device of a gasification furnace with a valve belongs to the technical field of temperature measuring elements of high-temperature and high-pressure furnaces.
Background
In the current petrochemical and coal chemical fields, the temperature measurement of high-temperature and high-pressure furnaces (equipment) is often carried out by noble metal B type (PtPh 30, PtPh 6) thermocouples, but the B type thermocouples have larger temperature measurement errors below 800 ℃ due to the attribute determination. Therefore, when the temperature of the gasification furnace is below 800 ℃, a K-type thermocouple (accurate low-temperature measurement) is firstly arranged for measuring the temperature, and when the temperature in the furnace (equipment) rises to 800 ℃, a B-type thermocouple is started to be replaced. Because the thermocouple operates under the condition of high temperature and high pressure, the thermocouple has strong pressure resistance and reliable sealing, and ensures that high temperature and high pressure gas in a furnace (equipment) cannot leak, otherwise, fire spraying and even explosion accidents can occur, and huge economic loss and safety accidents are caused for enterprises.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: overcomes the defects of the prior art, and provides the gasifier temperature measuring device with the valve, which can ensure that high temperature and high pressure are not leaked and has reliable safety.
Book (I)Fruit of Chinese wolfberryThe technical scheme adopted for solving the technical problem is as follows: this take gasifier temperature measuring device of valve, its characterized in that: the temperature-measuring thermocouple is arranged between the mounting assembly and the wiring assembly, and the temperature-measuring thermocouple is connected with the wiring assembly after penetrating through a valve core of the stop valve.
Preferably, the stop valve is a plug valve. The stop valve is a plug valve, and the plugging of the installation assembly is more reliable.
Preferably, an installation pipe is arranged between the stop valve and the wiring assembly, a compression type sealing assembly is arranged between the installation pipe and the stop valve, and the temperature thermocouple penetrates through a valve core of the stop valve and then is in sealing connection with the installation pipe. The installation pipe makes the wiring subassembly keep away from the furnace body setting to for the degree of depth of adjusting the temperature thermocouple provides the condition, compression seal assembly can seal between stop valve and the installation pipe, and is sealed more reliable.
Preferably, the compression type sealing assembly comprises a graphite rope, a compression plug and a packing chamber, the packing chamber is arranged between the installation pipe and the stop valve, a sealing hole is formed in the packing chamber, the diameter of one end of the sealing hole is larger than that of the other end of the sealing hole, the graphite rope is arranged in the large end of the sealing hole, and the end of the compression plug extends into the large end of the sealing hole and compresses the graphite rope. The compressing plug compresses the graphite rope, the graphite rope seals the sealing hole, the sealing is reliable, and the sealing effect of the graphite rope cannot be influenced by a high-temperature environment.
Preferably, the movable joint of the temperature thermocouple is in threaded connection with the mounting tube, and a sealing gasket is arranged between the movable joint and the mounting tube. The movable joint is in threaded connection with the installation pipe, so that the temperature thermocouple can be conveniently disassembled and assembled, the temperature thermocouple can be conveniently replaced, and the sealing gasket is arranged between the movable joint and the installation pipe, so that the movable joint and the installation pipe are reliably sealed.
Preferably, the installation pipe is provided with a fixed joint, and the wiring assembly is connected with the fixed joint in a sealing manner. The fixed joint facilitates the butt joint of the wiring assembly and the installation pipe.
Preferably, the device also comprises an air cylinder, and a piston rod of the air cylinder is connected with the temperature thermocouple. The cylinder can drive the temperature thermocouple to move to drive the temperature thermocouple to stretch out and draw back, realized the regulation of temperature thermocouple depth of insertion.
Preferably, the mounting assembly comprises a companion flange.
Preferably, the wiring assembly comprises a wiring box, a wiring box seat and a corrugated pipe, the corrugated pipe is arranged between the wiring box seat and the stop valve, and the wiring box is detachably connected with the wiring box seat.
Preferably, the plugging device further comprises a plugging cover, the plugging cover is a cylinder with one closed end, and the plugging cover is detachably connected with the junction box base and seals the port of the junction box base. If the air pressure enters the junction box along the junction box base, the junction box is detached from the junction box base, and the leakage stopping cover seals the junction box base, so that the leakage of high-pressure air is avoided.
Compared with the prior art, the utility model discloses the beneficial effect who has is:
this take gasifier temperature measuring device of valve is provided with the stop valve between wiring subassembly and the installation component, and the temperature thermocouple links to each other with the wiring subassembly after passing the case of stop valve, and when the emergence is leaked, the accessible stop valve cuts off the temperature thermocouple to with the mode of installation component shutoff, realize the secondary leaking stoppage, can avoid the condition emergence of gas leakage or flame projecting, need not to stop the car and change or maintain, avoid causing huge economic loss because of stopping.
Drawings
FIG. 1 is a schematic front view of a gasification furnace temperature measuring device with a valve according to example 1.
FIG. 2 is a schematic sectional view of the gasifier temperature measuring device with a valve.
Fig. 3 is a partially enlarged view of a portion a in fig. 2.
Fig. 4 is a partially enlarged view of fig. 2 at B.
Fig. 5 is a partially enlarged view of C in fig. 2.
Fig. 6 is a partially enlarged view of fig. 2 at D.
Fig. 7 is a front cross-sectional view of the leakage blocking cover.
FIG. 8 is a schematic sectional view of the gasification furnace temperature measuring device with a valve in example 2.
Fig. 9 is a partial enlarged view at E in fig. 8.
In the figure: 1. the temperature measuring thermocouple comprises a temperature measuring thermocouple 101, a movable joint 2, a mating flange 3, a mounting pipe 4, a filling chamber 401, a connecting plate 402, a sealing hole 5, a cylinder 6, a fixed joint 7, a corrugated pipe 8, a junction box base 9, a junction box 10, a cylinder support 11, a plug valve 12, a sealing gasket 13, a pressing plug 14, a graphite rope 15, a leakage stoppage cover 16 and a high-pressure ball valve.
Detailed Description
Fig. 1 to 7 are preferred embodiments of the present invention, and the present invention will be further explained with reference to fig. 1 to 9.
The gasifier temperature measuring device with the valve comprises a temperature measuring thermocouple 1, a mounting assembly, a wiring assembly and a stop valve, wherein the stop valve is arranged between the mounting assembly and the wiring assembly, and the temperature measuring thermocouple 1 penetrates through a valve core of the stop valve and then is connected with the wiring assembly. This take gasifier temperature measuring device of valve is provided with the stop valve between wiring subassembly and the installation component, and the temperature thermocouple links to each other with the wiring subassembly after passing the case of stop valve, and when the emergence is leaked, the accessible stop valve cuts off the temperature thermocouple to with the mode of installation component shutoff, realize the secondary leaking stoppage, can avoid the condition emergence of gas leakage or flame projecting, need not to stop the car and change or maintain, avoid causing huge economic loss because of stopping.
The present invention is further described with reference to specific embodiments, however, it will be understood by those skilled in the art that the detailed description given herein with respect to the drawings is for better explanation and that the present invention is necessarily to be construed as limited to those embodiments, and equivalents or common means thereof will not be described in detail but will fall within the scope of the present application.
Example 1
As shown in FIGS. 1-2: the gasifier temperature measuring device with the valve further comprises a cylinder support 10, a mounting pipe 3 and a cylinder 5. The mounting assembly is arranged on the cylinder support 10 and comprises a mating flange 2, and the mating flange 2 is detachably connected with a flange on the furnace body. Cylinder 5 horizontal installation is on cylinder support 10, and companion flange 2 and cylinder 5 are located the both ends of cylinder support 10 respectively, are provided with the stop valve between companion flange 2 and cylinder support 10, and in this embodiment, the stop valve is plug valve 11. The one end of installation pipe 3 and the piston rod of cylinder 5 between the welding, the other end setting is outside the one end that plug valve 11 is close to cylinder support 10, and temperature thermocouple 1 links to each other with the right-hand member of installation pipe 3 after passing companion flange 2 and the case of plug valve 11 in proper order to realized the flexible of temperature thermocouple 1 through cylinder 5, and then realized the regulation of temperature thermocouple 1 degree of depth. The wiring assembly is provided on the cylinder frame 10. The mounting tube 3 is a round tube with one closed end, the closed end of the mounting tube 3 is welded with the piston rod of the air cylinder 5, the open end is detachably connected with the temperature thermocouple 1, a signal wire of the temperature thermocouple 1 penetrates through the mounting tube 3 and then is connected with the wiring assembly, and the signal wire is a thermocouple wire of the temperature thermocouple 1.
A compression type sealing assembly is arranged between the installation pipe 3 and the plug valve 11, so that leakage between the installation pipe 3 and the plug valve 11 is avoided.
The wiring subassembly includes terminal box 9, terminal box seat 8 and bellows 7, and terminal box seat 8 is installed on cylinder support 10, and terminal box 9 is installed at the upside of terminal box seat 8, and the one end of bellows 7 is connected with the downside detachable of terminal box seat 8, and the other end is connected with installation pipe 3 detachable. In the present embodiment, the bellows 7 is a high-pressure bellows.
As shown in fig. 3: one end of the temperature thermocouple 1 close to the installation pipe 3 is provided with a movable joint 101, the open end of the installation pipe 3 is provided with external threads, and the open end of the installation pipe 3 extends into the movable joint 101 and is in threaded connection with the movable joint 101, so that the temperature thermocouple 1 is convenient to assemble and disassemble, and the temperature thermocouple 1 is convenient to replace when the temperature thermocouple 1 is damaged. A sealing gasket 12 is arranged in the union 101, and the open end of the mounting tube 3 compresses the sealing gasket 12, so that the sealing between the union 101 and the open end of the mounting tube 3 is realized.
As shown in fig. 4: the compression type sealing assembly comprises a packing chamber 4, a compression plug 13 and a graphite rope 14, the packing chamber 4 is cylindrical, the packing chamber 4 is arranged between an air cylinder support 10 and a plug valve 11, one end of the plug valve 11 is connected with a mating flange 2, the other end of the plug valve is connected with the packing chamber 4, and the other end of the packing chamber 4 is connected with the air cylinder support 10. The packing chamber 4 is coaxially sleeved outside the mounting pipe 3, and the packing chamber 4 and the mounting pipe 3 are arranged at intervals. The right end of packing chamber 4 is connected with the left end of plug valve 11, and is sealed between packing chamber 4 and plug valve 11. The left end of packing chamber 4 is provided with connecting plate 401, and the left end and the connecting plate 401 sealing connection of packing chamber 4, connecting plate 401 and cylinder support 10 detachable are connected. The connecting plate 401 is provided with a sealing hole 402 communicated with the packing chamber 4, the diameter of the left end of the sealing hole 402 is larger than that of the right end, namely, the left end of the sealing hole 402 is a large end, the right end is a small end, and the mounting tube 3 sequentially penetrates through the sealing hole 402 and the packing chamber 4 and then is connected with the temperature thermocouple 1. The small end of the sealing hole 402 is attached to the outer wall of the mounting tube 3 and is arranged to slide relative to the outer wall of the mounting tube 3. Graphite rope 14 sets up in the main aspects of sealed hole 402, encircles the left end of compressing tightly stopper 13 and is provided with outside flanging, compresses tightly stopper 13 and is the annular, compresses tightly stopper 13 cover and establishes outside installation pipe 3, and the right-hand member that compresses tightly stopper 13 stretches into in the main aspects of sealed hole 402, and the right-hand member that compresses tightly stopper 13 compresses tightly graphite rope 14 at the shoulder of sealed hole 402, makes sealed rope 14 sealed between with sealed hole 402 with installation pipe 3. The outward flange of the compression plug 13 is detachably connected with the connecting plate 401 through a bolt.
As shown in fig. 5: threaded connection between terminal box seat 8 and terminal box 9, and be provided with seal gasket 12 between the upper end of terminal box seat 8 and the terminal box 9, the one end and the fixed joint 6 threaded connection of bellows 7, the other end and the lower extreme threaded connection of terminal box seat 8, and all be provided with seal gasket 12 between bellows 7 and the terminal box seat 8 and between bellows 7 and the fixed joint 6. In this embodiment, sealing gasket 12 is an annealed copper gasket.
As shown in fig. 6: the left end of installation pipe 3 is provided with fixed joint 6, and fixed joint 6 sets up along the radial of installation pipe 3, and sealing connection between fixed joint 6 and the installation pipe 3. The corrugated pipe 7 is in threaded connection with the fixed joint 6, and the sealing gasket 12 is arranged between the corrugated pipe 7 and the fixed joint 6, so that a good sealing effect between the fixed joint 6 and the sealing gasket 12 is ensured.
As shown in fig. 7: the junction box base 8 is provided with a leakage stopping cover 15 in a matching way, the leakage stopping cover 15 is a cylinder with the upper end being sealed, when gas in the junction box base 8 enters the junction box 9, the junction box 9 and the junction box base 8 are disconnected, then the leakage stopping cover 15 is in threaded connection with the upper end of the junction box base 8, and a sealing gasket 12 is arranged between the leakage stopping cover 15 and the junction box base 8, so that the sealing leakage of the junction box base 8 is realized.
The leakage stoppage cover 15 can also be used in cooperation with the fixed joint 6, namely the leakage stoppage cover 15 is detachably connected with the fixed joint 6, when air pressure enters the junction box 9, the corrugated pipe 7 and the fixed joint 6 are unscrewed, the leakage stoppage cover 15 is in threaded connection with the fixed joint 6, and the sealing gasket 12 is arranged between the leakage stoppage cover 15 and the fixed joint 6, so that the fixed joint 6 is sealed.
Example 2
As shown in FIGS. 8 to 9: example 2 differs from example 1 in that: a high-pressure ball valve 16 is arranged at the upper end of the fixed joint 6, one end of the corrugated pipe 7 is connected with the upper end of the high-pressure ball valve 16, and a signal wire (a coupling wire) sequentially penetrates through the fixed joint 6 and the high-pressure ball valve 16 and then enters the corrugated pipe 7. When leakage still occurs after the stopcock 11 is closed, the high pressure ball valve 16 cuts off the signal line, and the upper end of the fixed joint 6 is closed. If leakage still occurs at this time, the terminal block 9 is removed and connected to the upper end of the terminal block holder 8 through the leakage blocking cover 15, and the upper end of the terminal block holder 8 is closed.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. Take gasifier temperature measuring device of valve, its characterized in that: the temperature measuring thermocouple comprises a temperature measuring thermocouple (1), a mounting assembly, a wiring assembly and a stop valve, wherein the stop valve is arranged between the mounting assembly and the wiring assembly, and the temperature measuring thermocouple (1) penetrates through a valve core of the stop valve and then is connected with the wiring assembly.
2. The gasification furnace temperature measuring device with the valve according to claim 1, characterized in that: the stop valve is a plug valve (11).
3. The gasification furnace temperature measuring device with the valve according to claim 1 or 2, characterized in that: the temperature measuring thermocouple is characterized in that an installation pipe (3) is arranged between the stop valve and the wiring assembly, a compression type sealing assembly is arranged between the installation pipe (3) and the stop valve, and the temperature measuring thermocouple (1) penetrates through a valve core of the stop valve and then is connected with the installation pipe (3) in a sealing mode.
4. The gasification furnace temperature measuring device with the valve according to claim 3, characterized in that: compression seal assembly include graphite rope (14), compress tightly stopper (13) and packing chamber (4), packing chamber (4) set up between installation pipe (3) and the stop valve, be provided with sealed hole (402) on packing chamber (4), the one end diameter of sealed hole (402) is greater than the other end diameter, graphite rope (14) set up in the main aspects of sealed hole (402), compress tightly the tip of stopper (13) and stretch into in the main aspects of sealed hole (402) to compress tightly graphite rope (14).
5. The gasification furnace temperature measuring device with the valve according to claim 3, characterized in that: a movable joint (101) of the temperature thermocouple (1) is in threaded connection with the mounting tube (3), and a sealing gasket (12) is arranged between the movable joint (101) and the mounting tube (3).
6. The gasification furnace temperature measuring device with the valve according to claim 3, characterized in that: the installation pipe (3) on be provided with fixed joint (6), wiring subassembly and fixed joint (6) sealing connection.
7. The gasification furnace temperature measuring device with the valve according to claim 1, characterized in that: the temperature measuring device also comprises an air cylinder (5), and a piston rod of the air cylinder (5) is connected with the temperature measuring thermocouple (1).
8. The gasification furnace temperature measuring device with the valve according to claim 1, characterized in that: the mounting assembly comprises a companion flange (2).
9. The gasification furnace temperature measuring device with the valve according to claim 1, characterized in that: the wiring assembly comprises a wiring box (9), a wiring box seat (8) and a corrugated pipe (7), the corrugated pipe (7) is arranged between the wiring box seat (8) and the stop valve, and the wiring box (9) is detachably connected with the wiring box seat (8).
10. The gasification furnace temperature measuring device with a valve according to claim 9, wherein: the plugging device also comprises a plugging cover (15), wherein the plugging cover (15) is a cylinder with one closed end, and the plugging cover (15) is detachably connected with the junction box base (8) and seals the port of the junction box base (8).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022676560 | 2020-11-18 | ||
| CN2020226765602 | 2020-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214200415U true CN214200415U (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120544675.8U Active CN214200415U (en) | 2020-11-18 | 2021-03-17 | Gasifier temperature measuring device with valve |
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| CN (1) | CN214200415U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113884610A (en) * | 2021-09-29 | 2022-01-04 | 浙江希谱检测技术有限公司 | Automatic calibration device applied to gas chromatograph and special gas leakage prevention device for zero gas input tube |
| CN114459631A (en) * | 2021-12-30 | 2022-05-10 | 江苏芯锐传感科技有限公司 | Thin-sheet type hot water tank temperature sensor with in-furnace high-pressure monitoring effect |
-
2021
- 2021-03-17 CN CN202120544675.8U patent/CN214200415U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113884610A (en) * | 2021-09-29 | 2022-01-04 | 浙江希谱检测技术有限公司 | Automatic calibration device applied to gas chromatograph and special gas leakage prevention device for zero gas input tube |
| CN114459631A (en) * | 2021-12-30 | 2022-05-10 | 江苏芯锐传感科技有限公司 | Thin-sheet type hot water tank temperature sensor with in-furnace high-pressure monitoring effect |
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