CN214065801U - Take riser heat transfer device of wall temperature monitoring - Google Patents
Take riser heat transfer device of wall temperature monitoring Download PDFInfo
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- CN214065801U CN214065801U CN202022395474.4U CN202022395474U CN214065801U CN 214065801 U CN214065801 U CN 214065801U CN 202022395474 U CN202022395474 U CN 202022395474U CN 214065801 U CN214065801 U CN 214065801U
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Abstract
The utility model relates to a take tedge heat transfer device of wall temperature monitoring. The heat exchange device comprises an inner cylinder, a clamping sleeve, an outer cylinder, an upper temperature measuring device and a lower temperature measuring device; the upper surfaces of the inner cylinder, the clamping sleeve and the outer cylinder are provided with upper connecting flanges, and the lower surfaces of the inner cylinder, the clamping sleeve and the outer cylinder are provided with lower connecting flanges; the wall of the inner cylinder is provided with a lower recess and an upper recess, the lower connecting flange is provided with a lower through hole communicated with the lower recess, and the upper connecting flange is provided with an upper through hole communicated with the upper recess; the upper temperature measuring device comprises an upper temperature sensing head and an upper temperature display device, and the upper temperature sensing head passes through the upper through hole and the upper recess and is attached to the wall of the inner cylinder; the lower temperature measuring device comprises a lower temperature sensing head and a lower temperature display device, and the lower temperature sensing head penetrates through the lower through hole and the lower recess and is attached to the wall of the inner barrel. The ascending tube heat exchange device with the wall temperature monitoring function can measure the wall temperature of the inner tube in real time, timely process the temperature overtemperature, prevent the ascending tube heat exchanger from being damaged due to overhigh temperature, and has high safety, good stability and long service life.
Description
Technical Field
The utility model belongs to the technical field of heat exchanger equipment, concretely relates to take tedge heat transfer device of wall temperature monitoring.
Background
At present, the domestic coking process mainly comprises the steps of heating and dry distilling coking coal in a coke oven by isolated air to generate coke and simultaneously generating a large amount of volatilized raw coke gas. Wherein the temperature of red coke pushed out by the coke oven carbonization chamber is 950-1050 ℃, the temperature of coke oven raw gas is 650-800 ℃, and the temperature of coke oven flue gas is 180-230 ℃.
The riser heat exchanger in the prior art comprises a water jacket layer, an inner cylinder, a heat insulation layer, a shell and the like, and generates steam by exchanging heat between water and high-temperature raw coke oven gas. The inner barrel of the ascending tube heat exchanger is acted by internal and external pressure, once the temperature is over-high, the stress of the inner barrel can be rapidly reduced, and the inner barrel can be unstably caused under the action of the external pressure, so that the inner barrel bulges and the use is influenced. At present, the operation state of the riser is monitored according to the temperature of the shell, and the temperature of the shell cannot directly reflect the temperature of the inner barrel because a heat exchange layer and a heat preservation layer are arranged between the shell and the inner barrel, so that whether the temperature of the inner barrel is in a proper range cannot be determined. At present, a coke oven riser heat exchange device capable of monitoring the wall temperature of an inner cylinder in real time is urgently needed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: to the above defect, the utility model provides a take tedge heat transfer device of wall temperature monitoring, the device can real-time measurement inner tube wall temperature, in time handles when the temperature overtemperature, prevents to cause the tedge heat exchanger to damage because of the high temperature, and the tedge heat transfer device safety in utilization is high, and stability is good, longe-lived.
The utility model provides a technical scheme that its technical problem adopted as follows: a kind of rising pipe heat exchanger with monitoring of wall temperature, including inner cylinder, clamping sleeve, outer cylinder; a jacket heat exchange layer is arranged between the inner cylinder and the jacket cylinder, a heat insulation layer is arranged between the jacket sleeve and the outer cylinder, the upper surfaces of the inner cylinder, the jacket sleeve and the outer cylinder are provided with upper connecting flanges, and the lower surfaces of the inner cylinder, the jacket sleeve and the outer cylinder are provided with lower connecting flanges;
the lower end face of the cylinder wall of the inner cylinder is provided with a lower recess, the upper end face of the cylinder wall of the inner cylinder is provided with an upper recess, the lower connecting flange is provided with a lower through hole communicated with the lower recess, and the upper connecting flange is provided with an upper through hole communicated with the upper recess;
the temperature measuring device comprises an upper temperature sensing head and an upper temperature display device, the upper temperature sensing head penetrates through the upper through hole and the upper recess and is attached to the wall of the inner barrel, and the upper temperature display device is arranged outside the outer barrel; the lower temperature measuring device comprises a lower temperature sensing head and a lower temperature display device, the lower temperature sensing head penetrates through the lower through hole and the lower recess and is attached to the wall of the inner barrel, and the lower temperature display device is arranged outside the outer barrel;
a water inlet is arranged below the jacket heat exchange layer, and a water outlet is arranged above the jacket heat exchange layer.
The heat exchange device with the wall temperature monitoring function for the riser pipe is characterized in that an upper temperature measuring device and a lower temperature measuring device are respectively attached to the wall of an inner cylinder through an upper through hole, an upper recess, a lower through hole and a lower recess to monitor the wall temperature, and the monitoring is real-time, so that the safe operation of the riser pipe is guaranteed; the temperature measuring part does not contact with a heat exchange medium and raw gas, is not easy to damage and has high measuring accuracy; the accessible increases the inflow and strengthens the heat transfer when the temperature overtemperature, reduces the wall temperature, through timely handling, prevents to lead to the riser heat exchanger to damage because of the temperature is too high causes the interior section of thick bamboo of riser to warp, swell, and riser heat transfer device safety in utilization is high, and stability is good, longe-lived.
Furthermore, a first distributor is arranged at one end, in contact with the jacket heat exchange layer, of the water inlet, and a second distributor is arranged at one end, in contact with the jacket heat exchange layer, of the water outlet.
Furthermore, the jacket heat exchange layer is also provided with a third distributor and a fourth distributor, the third distributor is arranged in the jacket heat exchange layer at the same level as the first distributor, and the fourth distributor is arranged in the jacket heat exchange layer at the same level as the second distributor.
The distributor with the corresponding number is introduced to treat the heat exchange medium water entering the jacket heat exchange layer, so that the accurate flow velocity of the heat exchange medium is provided, the heat exchange medium is uniformly distributed, and the heat exchange process is stable and controllable.
Furthermore, a discharge opening penetrating through the outer cylinder is formed in the outer portion of the clamping sleeve. The introduced discharge port can discharge pressure when the temperature of the inner barrel wall is higher, so that the inner barrel can operate without pressure, the inner barrel in the ascending tube can not deform and bulge, and the pressure of the heat exchange space can be adjusted according to the change of the wall temperature, so that the safe operation of the ascending tube heat exchange device can be ensured.
Furthermore, an inner expansion joint is arranged in the middle of the jacket barrel, and an outer expansion joint corresponding to the inner expansion joint is arranged in the middle of the outer barrel. The corresponding inner expansion joint and the outer expansion joint are introduced into the clamping sleeve and the outer barrel, so that the axial expansion of the ascending pipe pipeline and the axial rotation at any angle can be compensated, the compensation amount is large, and the service life of the ascending pipe heat exchange device is long.
Further, the inner cylinder is made of heat-resistant alloy steel, and the heat-resistant alloy steel is a seamless steel pipe; the heat preservation is aerogel fibrofelt. The contact part of the inner cylinder processed by the heat-resistant alloy steel of the seamless steel pipe and the raw coke oven gas has no any welding seam, the anti-corrosion effect is good, and the service life of the riser is long; introduce aerogel fibrofelt as heat preservation, multilayer structure makes ambient temperature effectively reduced on the one hand, the environmental protection, and on the other hand makes the heat not dispel outward, guarantees inside and carries out abundant heat exchange.
Further, the inner surface of the inner barrel is also provided with a heat conduction layer, and the heat conduction layer is made of a ceramic-based nano material. The inner surface of the inner cylinder is coated with the heat conduction layer made of the ceramic-based nano material, so that the heat conduction layer is high-temperature resistant, corrosion resistant, high in heat conduction speed, good in heat exchange effect, safe and reliable.
The utility model has the advantages that:
1. the heat exchange device with the wall temperature monitoring function for the riser pipe is characterized in that an upper temperature measuring device and a lower temperature measuring device are respectively attached to the wall of an inner cylinder through an upper through hole, an upper recess, a lower through hole and a lower recess to monitor the wall temperature, and the monitoring is real-time, so that the safe operation of the riser pipe is guaranteed; the temperature measuring part does not contact with a heat exchange medium and raw gas, is not easy to damage and has high measuring accuracy; the heat exchange can be enhanced by increasing the water inflow when the temperature is over-high, the wall temperature is reduced, the damage of the heat exchanger of the ascending tube caused by the deformation and the bulge of the inner tube of the ascending tube due to over-high temperature is prevented by timely processing, and the heat exchanger of the ascending tube has high use safety, good stability and long service life; the distributor with the corresponding number is introduced to treat the heat exchange medium water entering the jacket heat exchange layer, so that the accurate flow velocity of the heat exchange medium is provided, the heat exchange medium is uniformly distributed, and the heat exchange process is stable and controllable.
2. The introduced discharge port can discharge pressure when the temperature of the inner cylinder wall is higher, so that the inner cylinder can operate without pressure, the inner cylinder in the ascending tube can not deform and bulge, and the pressure of a heat exchange space can be adjusted according to the change of the wall temperature, so that the safe operation of the ascending tube heat exchange device can be ensured; the corresponding inner expansion joint and the outer expansion joint are introduced into the clamping sleeve and the outer barrel, so that the axial expansion of the ascending pipe pipeline and the axial rotation at any angle can be compensated, the compensation amount is large, and the service life of the ascending pipe heat exchange device is long.
3. The contact part of the inner cylinder processed by the heat-resistant alloy steel of the seamless steel pipe and the raw coke oven gas has no any welding seam, the anti-corrosion effect is good, and the service life of the riser is long; the aerogel fiber felt is introduced to serve as a heat insulation layer and has a multilayer structure, so that the external temperature is effectively reduced, the environment is protected, heat is not dissipated, and sufficient heat exchange is guaranteed to be carried out inside the heat insulation layer; the inner surface of the inner cylinder is coated with the heat conduction layer made of the ceramic-based nano material, so that the heat conduction layer is high-temperature resistant, corrosion resistant, high in heat conduction speed, good in heat exchange effect, safe and reliable.
Drawings
The foregoing and other objects, features, and advantages of the invention will be apparent from the following detailed description taken in conjunction with the accompanying drawings.
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic top view of the cross-sectional structure of the present invention;
wherein: 1 is an inner cylinder, 11 is a lower recess, 12 is an upper recess, 13 is a heat conduction layer, 2 is a clamping sleeve, 21 is an inner expansion joint, 3 is an outer cylinder, 31 is an outer expansion joint, 4 is a clamping sleeve heat exchange layer, 41 is a water outlet, 42 is a water inlet, 43 is a first distributor, 44 is a second distributor, 45 is a third distributor, 46 is a fourth distributor, 47 is a discharge port, 5 is a heat insulation layer, 6 is an upper connecting flange, 61 is an upper through hole, 7 is a lower connecting flange, 71 is a lower through hole, 8 is an upper temperature measuring device, 81 is an upper temperature sensing head, 82 is an upper temperature display device, 9 is a lower temperature measuring device, 91 is a lower temperature sensing head, and 92 is a lower temperature display device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and 2, the ascending tube heat exchange device with wall temperature monitoring comprises an inner tube 1, a jacket tube 2 and an outer tube 3; a jacket heat exchange layer 4 is arranged between the inner cylinder 1 and the jacket cylinder 2, a heat insulation layer 5 is arranged between the jacket cylinder 2 and the outer cylinder 3, an inner expansion joint 21 is arranged in the middle of the jacket cylinder 2, and an outer expansion joint 31 corresponding to the inner expansion joint 21 is arranged in the middle of the outer cylinder 3; the upper surfaces of the inner cylinder 1, the jacket cylinder 2 and the outer cylinder 3 are provided with upper connecting flanges 6, and the lower surfaces are provided with lower connecting flanges 7;
the inner cylinder 1 is made of heat-resistant alloy steel, and the heat-resistant alloy steel is a seamless steel pipe; the heat-insulating layer 5 is an aerogel fiber felt; the inner surface of the inner barrel 1 is also provided with a heat conduction layer 13, and the heat conduction layer 13 is made of a ceramic-based nano material;
a lower recess 11 is formed in the lower end face of the cylinder wall of the inner cylinder 1, an upper recess 12 is formed in the upper end face of the cylinder wall of the inner cylinder 1, a lower through hole 71 communicated with the lower recess 11 is formed in the lower connecting flange 7, and an upper through hole 61 communicated with the upper recess 12 is formed in the upper connecting flange 6;
the temperature measuring device comprises an upper temperature measuring device 8 and a lower temperature measuring device 9, wherein the upper temperature measuring device 8 comprises an upper temperature sensing head 81 and an upper temperature display device 82, the upper temperature sensing head 81 passes through the upper through hole 61 and the upper recess 12 and is attached to the wall of the inner cylinder 1, and the upper temperature display device 82 is arranged outside the outer cylinder 3; the lower temperature measuring device 9 comprises a lower temperature sensing head 91 and a lower temperature display device 92, the lower temperature sensing head 91 passes through the lower through hole 71 and the lower recess 11 and is attached to the wall of the inner cylinder 1, and the lower temperature display device 92 is arranged outside the outer cylinder 3;
a water inlet 42 is arranged below the jacket heat exchange layer 4, a water outlet 41 is arranged above the jacket heat exchange layer 4, a first distributor 43 is arranged at one end, in contact with the jacket heat exchange layer 4, of the water inlet 42, and a second distributor 44 is arranged at one end, in contact with the jacket heat exchange layer 4, of the water outlet 41; the jacketed heat exchange layer 4 is also internally provided with a third distributor 45 and a fourth distributor 46, the third distributor 45 is arranged in the jacketed heat exchange layer 4 at the same horizontal line with the first distributor 43, and the fourth distributor 46 is arranged in the jacketed heat exchange layer 4 at the same horizontal line with the second distributor 44; the outside of the clamping sleeve 2 is provided with a discharge opening 47 through the outer cylinder 3.
The upper temperature measuring device 8 and the lower temperature measuring device 9 are attached to the middle of the wall of the inner barrel 1, do not contact with a heat exchange medium and raw gas, are not easy to damage and have high measurement accuracy; when the detection temperature is high, the four distributors are adjusted or the discharge port 47 is opened, so that the heat exchange quantity of the heat exchange medium or the pressure of a discharge system is improved, the heat exchange medium is timely treated, the damage of the ascending tube heat exchanger caused by overhigh temperature is prevented, and the ascending tube heat exchange device is high in safety, good in stability and long in service life.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. A kind of rising pipe heat exchanger with monitoring of wall temperature, including inner cylinder, clamping sleeve, outer cylinder; the method is characterized in that: a jacket heat exchange layer is arranged between the inner cylinder and the jacket cylinder, a heat insulation layer is arranged between the jacket sleeve and the outer cylinder, the upper surfaces of the inner cylinder, the jacket sleeve and the outer cylinder are provided with upper connecting flanges, and the lower surfaces of the inner cylinder, the jacket sleeve and the outer cylinder are provided with lower connecting flanges;
the lower end face of the cylinder wall of the inner cylinder is provided with a lower recess, the upper end face of the cylinder wall of the inner cylinder is provided with an upper recess, the lower connecting flange is provided with a lower through hole communicated with the lower recess, and the upper connecting flange is provided with an upper through hole communicated with the upper recess;
the temperature measuring device comprises an upper temperature sensing head and an upper temperature display device, the upper temperature sensing head penetrates through the upper through hole and the upper recess and is attached to the wall of the inner barrel, and the upper temperature display device is arranged outside the outer barrel; the lower temperature measuring device comprises a lower temperature sensing head and a lower temperature display device, the lower temperature sensing head penetrates through the lower through hole and the lower recess and is attached to the wall of the inner barrel, and the lower temperature display device is arranged outside the outer barrel;
a water inlet is arranged below the jacket heat exchange layer, and a water outlet is arranged above the jacket heat exchange layer.
2. The riser heat exchange device with wall temperature monitoring of claim 1, wherein: the water inlet is provided with a first distributor at one end contacting with the jacket heat exchange layer, and the water outlet is provided with a second distributor at one end contacting with the jacket heat exchange layer.
3. The riser heat exchange device with wall temperature monitoring of claim 2, wherein: the jacket heat exchange layer is also internally provided with a third distributor and a fourth distributor, the third distributor is arranged in the jacket heat exchange layer on the same horizontal line with the first distributor, and the fourth distributor is arranged in the jacket heat exchange layer on the same horizontal line with the second distributor.
4. The riser heat exchange device with wall temperature monitoring of claim 1, wherein: and a discharge port penetrating through the outer cylinder is arranged outside the clamping sleeve.
5. The riser heat exchange device with wall temperature monitoring of claim 1, wherein: an inner expansion joint is arranged in the middle of the clamping sleeve, and an outer expansion joint corresponding to the inner expansion joint is arranged in the middle of the outer barrel.
6. The riser heat exchange device with wall temperature monitoring of claim 1, wherein: the inner cylinder is made of heat-resistant alloy steel, and the heat-resistant alloy steel is a seamless steel pipe; the heat preservation is aerogel fibrofelt.
7. The riser heat exchange device with wall temperature monitoring of claim 1, wherein: the inner surface of the inner barrel is also provided with a heat conduction layer, and the heat conduction layer is made of a ceramic-based nano material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022395474.4U CN214065801U (en) | 2020-10-26 | 2020-10-26 | Take riser heat transfer device of wall temperature monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022395474.4U CN214065801U (en) | 2020-10-26 | 2020-10-26 | Take riser heat transfer device of wall temperature monitoring |
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| Publication Number | Publication Date |
|---|---|
| CN214065801U true CN214065801U (en) | 2021-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022395474.4U Active CN214065801U (en) | 2020-10-26 | 2020-10-26 | Take riser heat transfer device of wall temperature monitoring |
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| CN (1) | CN214065801U (en) |
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- 2020-10-26 CN CN202022395474.4U patent/CN214065801U/en active Active
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