CN212198966U - Deionized water medium supercritical electric heating device - Google Patents
Deionized water medium supercritical electric heating device Download PDFInfo
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- CN212198966U CN212198966U CN201922034412.8U CN201922034412U CN212198966U CN 212198966 U CN212198966 U CN 212198966U CN 201922034412 U CN201922034412 U CN 201922034412U CN 212198966 U CN212198966 U CN 212198966U
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According to the deionized water medium supercritical electric heating device, a plurality of linear section pipelines are fixedly supported by a frame and are mutually connected in series through a plurality of elbows and three-way joints to form a high-pressure circulation channel, an electric heater circularly heats deionized water, and supercritical high-temperature high-pressure deionized water washes, circularly heats and decomposes sludge sundries and garbage; the protective shell and the heat-insulating filling layer are arranged outside the framework, the electric heating power close to the water inlet is higher than that close to the water outlet, the electric heaters in the plurality of linear section pipelines can work simultaneously and can also independently run to heat independently, automatic constant temperature control is adopted, the heating power can be adjusted according to the use requirement, the heat flux and the heat exchange efficiency are effectively improved, the temperature rise is uniform, the heating effect is good, and the efficiency is high; the small-caliber flow channel type container replaces the original integral container which is large in size and heavy, reduces the consumption of raw materials, is small in size, light in weight and convenient to operate, and saves the investment of equipment cost.
Description
Technical Field
The invention relates to a deionized water medium supercritical electric heating device.
Background
Along with the rapid development of scientific technology and the living standard of residents, the social environment improvement strength is increased day by day, the treatment difficulty of garbage, sewage and sludge is increased continuously, sludge sundries, garbage and the like are heated and then decomposed in the prior art, a heating device with a traditional structure adopts heat conduction oil, molten salt and the like as heating media, a plurality of groups of heater tube bundles are arranged in a large container, an integral simultaneous heating mode is adopted, heat is transferred through the heating media in the container, a mechanical support structure is complex, the size is large and heavy, the consumption of raw materials is large, and the investment of equipment cost is high; the sludge sundries and garbage treatment working temperature and working pressure are high, the heat flux of the traditional structure is poor, the heat exchange efficiency is low, the heat transfer and temperature rise are not uniform, the heat preservation effect is not good, the overhauling and maintenance operations are inconvenient, and the heating power cannot be adjusted according to the use requirements.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the deionized water medium supercritical electric heating device which can adjust the heating power according to the use requirement, has small volume, light weight, uniform temperature rise, high efficiency, good heat preservation effect, convenient maintenance and operation and equipment cost saving.
The invention discloses a deionized water medium supercritical electric heating device, which is characterized in that: comprises a frame formed by a plurality of vertical supporting columns, horizontal beams, a plurality of high-pressure straight line section pipelines, a plurality of elbows and three-way joints, wherein the plurality of high-pressure straight line section pipelines extend along the horizontal direction and are fixedly arranged in the frame, the plurality of straight line section pipelines are regularly distributed in a multi-layer and multi-row matrix form, the plurality of straight line section pipelines are mutually connected in series through the plurality of elbows and the three-way joints to form a high-pressure circulation channel, the rear end of one straight line section pipeline, which is close to one side edge of the top of the frame, in the straight line section pipeline at the uppermost layer extends out of the rear side of the frame and is provided with a, wherein the heating power of the electric heater in the linear section pipeline provided with the water inlet is greater than that of the electric heater in the linear section pipeline provided with the water outlet; a protective shell is arranged outside the frame, and a heat-insulating filling layer is filled inside the protective shell; a safety valve interface is connected to the position, close to the front end, of the linear section pipeline provided with the water outlet, and an emptying valve interface is connected to the position, close to the rear end, of the linear section pipeline; the middle part of a straight line section pipeline close to one side edge of the bottom of the frame is connected with a drain valve interface; the outer circumferential surfaces of the water inlet and the water outlet are respectively connected with a temperature monitoring device;
the frame is internally and fixedly provided with 20 straight line section pipelines, and the 20 straight line section pipelines are distributed in a matrix form of five layers and four columns; an electric heater consisting of 5-30 electric heating pipes is arranged in each linear section pipeline, the electric heating pipes extend into the linear section pipeline from the front end of each linear section pipeline respectively, an explosion-proof junction box is arranged on the outer side of the front end of each linear section pipeline, and the front end of each electric heating pipe is inserted into the explosion-proof junction box to be connected with a power line;
among the 20 straight line section pipelines distributed in the form of a five-layer and four-column matrix, the rear ends of two straight line section pipelines positioned at the edges of two sides of the first layer from top to bottom are respectively provided with a water inlet and a water outlet; the front ends of two linear section pipelines at the edges of two sides of each layer are respectively connected to the front ends of two linear section pipelines at the middle of each layer through an equal-diameter tee joint, the rear ends of two linear section pipelines at the middle of the first layer and the third layer are respectively connected to the rear ends of two linear section pipelines at the second layer and the fourth layer through 180-degree bends, the rear ends of two linear section pipelines at the edges of two sides of the second layer and the fourth layer are respectively connected to the rear ends of two linear section pipelines at the edges of two sides of the third layer and the fifth layer through 180-degree bends, and the rear ends of two linear section pipelines at the middle of the fifth layer are mutually communicated through 180-degree bends;
an electric heater consisting of 6U-shaped electric heating pipes is arranged in each straight line section pipeline, and the front ends of the 6U-shaped electric heating pipes are regularly arranged according to a pyramid matrix;
the electric heating pipe of each straight-line pipeline electric heater is fixedly installed at the front end of the straight-line pipeline in a limiting mode through a flange pipe plate, the part, extending out of the front side of the straight-line pipeline, of each electric heating pipe is a cold area, at least one radiation protection plate is arranged in the cold area of each electric heating pipe, and the diameter of each radiation protection plate is consistent with the maximum diameter of the flange pipe plate;
the frame comprises a front supporting column, a rear supporting column, a longitudinal frame, a transverse frame and five cross beams, wherein the longitudinal frame and the transverse frame are connected between the supporting columns, the five cross beams are connected between the two supporting columns at the front end of the frame, the five cross beams are respectively provided with a connecting hole which penetrates through the five cross beams from top to bottom, and the front end of each linear section pipeline is limited and fixed by penetrating through the connecting hole through a U-shaped pipe clamp; a cross beam is fixedly connected to the upper part between the two support columns at the rear end of the frame, and the rear ends of the two linear section pipelines at the edges of the two sides of the first layer are also limited and fixed by passing through the connecting holes through U-shaped pipe clamps respectively;
the middle part of the frame is provided with at least a left auxiliary supporting rod and a right auxiliary supporting rod, five cross beams are respectively connected between the two auxiliary supporting rods, connecting holes which penetrate through the five cross beams up and down are respectively arranged on the five cross beams, and the middle section of each linear section pipeline also passes through the connecting holes for limiting and fixing through a U-shaped pipe clamp;
a heat insulation pad is arranged between the upper surface of each cross beam and each straight line section pipeline;
lifting lugs are connected to the top ends of the four supporting columns respectively;
the temperature monitoring devices on the outer circumferential surfaces of the water inlet and the water outlet are K-type thermocouples respectively, and the K-type thermocouples are fixedly installed through temperature protection sleeves.
The invention relates to a deionized water medium supercritical electric heating device.A plurality of straight line section pipelines are fixedly supported by a frame and are mutually connected in series through a plurality of elbows and three-way joints to form a high-pressure circulation channel, a deionized water medium is conveyed from a water inlet to a water outlet, an electric heater circularly heats deionized water, and supercritical high-temperature high-pressure deionized water washes, circularly heats and decomposes sludge sundries and garbage; the protective shell and the heat-insulating filling layer are arranged outside the framework, the electric heating power close to the water inlet is higher than that close to the water outlet, the electric heaters in the plurality of linear section pipelines can work simultaneously and can also independently run to heat independently, automatic constant temperature control is adopted, the heating power can be adjusted according to the use requirement, the heat flux and the heat exchange efficiency are effectively improved, the temperature rise is uniform, the heating effect is good, and the efficiency is high; the small-caliber flow channel type container replaces the original integral container with large volume and heavy weight, reduces the consumption of raw materials, has small volume, light weight, good heat preservation effect, convenient production, manufacture, installation, debugging, maintenance and operation, simplified process and saves the investment of equipment cost; the device is detected by a product quality supervision and inspection center of distribution equipment in Jiangsu province, the whole device can bear the requirements of working pressure of 18.5MPa, design pressure of 20 MPa and hydrostatic test pressure of 38MPa, the working temperature of 350 ℃ and the design temperature of 380 ℃ and is integrated with intelligent sludge treatment equipment to form a sludge treatment, heating and recycling system, and the device can also be popularized and applied to other occasions requiring supercritical high-temperature and high-pressure heating of media.
Drawings
FIG. 1 is a schematic perspective view of a deionized water medium supercritical electric heating apparatus according to an embodiment of the present invention after removing the housing;
FIG. 2 is a schematic diagram of a schematic planar structure of a deionized water medium supercritical electric heating apparatus according to an embodiment of the present invention after removing the housing;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a top view of FIG. 2;
FIG. 5 is a schematic perspective view of a frame of a deionized water medium supercritical electric heating apparatus according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a planar structure of a deionized water medium supercritical electric heating apparatus according to an embodiment of the present invention after removing the housing and the frame;
FIG. 7 is an enlarged schematic view of the left side view structure of FIG. 6;
FIG. 8 is a top view of FIG. 6;
FIG. 9 is a schematic diagram of a planar structure of a flow channel of a DI water medium supercritical electric heating apparatus according to an embodiment of the present invention;
FIG. 10 is a left side view of FIG. 9;
FIG. 11 is a top view of FIG. 9;
FIG. 12 is a schematic plan view of an electric heater of the deionized water medium supercritical electric heating apparatus according to the embodiment of the present invention;
fig. 13 is a schematic plan view and a schematic enlarged sectional view of a flange tube plate of a deionized water medium supercritical electric heating device according to an embodiment of the invention.
Detailed Description
As shown in the figure, the overall plan scheme of the deionized water medium supercritical electric heating device is as follows: a supporting frame 1 main body is formed by a plurality of vertical supporting columns, horizontal cross beams which are combined vertically and horizontally and fixedly connected, a plurality of high-pressure straight line section pipelines 2 extending along the horizontal direction are fixedly installed inside the frame 1, the plurality of straight line section pipelines 2 are regularly distributed in a multi-layer and multi-row matrix form, the plurality of straight line section pipelines 2 are mutually connected in series through a plurality of elbows and tee joints to form a high-pressure circulation channel, the rear end of one straight line section pipeline close to one side edge of the top of the frame in the uppermost straight line section pipeline 2 extends out of the rear side of the frame and is provided with a water inlet N1, the rear end of one straight line section pipeline close to the other side edge of the top of the frame extends out of the rear side of the frame and is provided with a water outlet N2, deionized water medium is conveyed to the water outlet from the water inlet, the heat-insulating device has the advantages of small volume, light weight, good heat-insulating effect, convenient production, manufacture, installation, debugging, overhaul, maintenance and operation, simplified process and saved equipment cost investment; a set of electric heater formed by combining a plurality of electric heating pipes is respectively arranged in each linear section pipeline 2, wherein the heating power of the electric heater in the linear section pipeline provided with the water inlet N1 is greater than that of the electric heater in the linear section pipeline provided with the water outlet N2, automatic constant temperature control is carried out through a control cabinet, the heat flux is good, the efficiency is high, and the temperature rise is uniform; the protective shell 11 is arranged outside the frame, the inner cavity of the protective shell 1 is filled with a heat-insulating filling layer, and the heat-insulating filling layer is made of composite aluminum silicate heat-insulating cotton, so that the heat-insulating effect is improved, and the energy is saved; a safety valve interface N3 is connected to the position close to the front end of a straight line section pipeline provided with a water outlet, an emptying valve interface N4 is connected to the position close to the rear end, a drain valve interface N5 is connected to the middle of a straight line section pipeline close to one side edge of the bottom of the frame, and K-type thermocouples 9 are fixedly installed on the outer circumferential surfaces of the water inlet N1 and the water outlet N2 through temperature protection sleeves 90 respectively to serve as a real-time temperature monitoring device of a medium, so that the system performance is stable, and the operation is safe and reliable.
Wherein heating device adopts and to set up the electric heater who comprises 5 ~ 30 electric heating pipe respectively in every straight line section pipeline inside, many electric heating pipe stretch into to the straight line section pipeline inside from every straight line section pipeline front end respectively, set up an explosion-proof junction box 3 in the front end outside of every straight line section pipeline 2, every electric heating pipe front end inserts to explosion-proof junction box 3 in and connects the power cord, be connected to control center or external control cabinet through explosion-proof junction box, and constitute sludge treatment heating cyclic utilization system with intelligent sludge treatment equipment integration, through the automatic thermostatic control of control system, electrical heating high temperature high pressure deionized water, wash circulation heating resoluble processing to mud class debris and rubbish.
In the embodiment, 20S 30408I (0 Cr18Ni 9) straight-line-segment pipelines 2 are fixedly arranged in a frame 1, the 20 straight-line-segment pipelines are distributed in a matrix form of five layers and four columns, a tee joint adopts an equal-diameter tee 50, and an elbow adopts a 180-degree elbow; in 20 straight line section pipelines distributed in a five-layer and four-row matrix form, the rear ends of two straight line section pipelines positioned at the edges of two sides of the first layer from top to bottom are respectively provided with a water inlet N1 and a water outlet N2; the front ends of two straight line section pipelines at two side edges of each layer are fixedly connected to the front ends of two straight line section pipelines at the middle part of each layer through an equal-diameter tee 50, the rear ends of two straight line section pipelines at the middle part of the first layer and the third layer are fixedly connected to the second layer through 180-degree elbow 5 respectively, the rear ends of two straight line section pipelines at the middle part of the fourth layer are fixedly connected to the third layer through 180-degree elbow 5 respectively, the rear ends of two straight line section pipelines at two side edges of the fifth layer are fixedly connected to the rear ends of two straight line section pipelines at two side edges of the fifth layer, and the rear ends of two straight line section pipelines at the middle part of the fifth layer are fixedly connected through 180-degree elbow 5 mutually to form an integral circulation channel.
An electric heater consisting of 6U-shaped magnesia powder phi 14 electric heating pipes is respectively arranged in each straight line section pipeline 2, as shown in figure 7, a water inlet is positioned at the rear end of the first straight line section pipeline on the right side of the first layer, a water outlet is positioned at the rear end of the first two line section pipeline on the left side of the first layer,
the power of three electric heaters A1 in the first straight line section pipeline on the right side of the first layer, the first straight line section pipeline on the right side of the second layer and the first straight line section pipeline on the right side of the third layer is the maximum, the power is 75KW, and an explosion-proof junction box B type DN200 is adopted;
the power of two electric heaters A2 in the second straight line section pipeline on the right side of the first layer and the second straight line section pipeline on the right side of the second layer is also 75KW, and an explosion-proof junction box A type is adopted;
the power of two electric heaters B2 in the second straight line section pipeline on the right side of the third layer and the second straight line section pipeline on the right side of the fourth layer is 65KW, and an explosion-proof junction box A type is adopted;
the power of two electric heaters B1 in the first straight line section pipeline on the right side of the fourth layer and the first straight line section pipeline on the right side of the fifth layer is 65KW, and an explosion-proof junction box B type DN200 is adopted;
the power of three electric heaters C2 in the second straight line section pipeline on the right side of the fifth layer, the first straight line section pipeline on the left side of the fifth layer and the first straight line section pipeline on the left side of the fourth layer is 58KW, and an explosion-proof junction box A type is adopted;
the power of an electric heater C1 in the second straight line section pipeline on the left side of the fifth layer is 58KW, and an explosion-proof junction box B type DN200 is adopted;
the power of two electric heaters D1 in the second linear section pipeline on the left side of the third layer and the second linear section pipeline on the left side of the fourth layer is 52KW, and an explosion-proof junction box B type DN200 is adopted;
the power of two electric heaters E1 in the second linear section pipeline on the left side of the first layer and the second linear section pipeline on the left side of the second layer is 48KW, and an explosion-proof junction box B type DN200 is adopted;
the power of two electric heaters D2 in the first straight line section pipeline on the left side of the second layer and the first straight line section pipeline on the left side of the third layer is 52KW, and an explosion-proof junction box A type is adopted;
the power of an electric heater E2 in the first straight line section pipeline on the left side of the first layer is 48KW, and an explosion-proof junction box A type is adopted;
the electric heating tube material in each electric heater is 321+ MgO, wherein 5 of the electric heating tube materials are 7881.68 in length, 1 of the electric heating tube materials is 7991.37 in length, and the specific installation structure of the electric heating tube material basically adopts a tube bundle structure of a conventional electric heater; the front end of each straight-line section pipeline is fixedly connected with a phi 208 multiplied by 38-T (S) equal-diameter tee 50 made of S30408 III materials, the front end of each equal-diameter tee 50 is hermetically connected with a phi 214 multiplied by 70 flange tube plate 7 made of S30408 III materials through welding, 12 electric heating tube mounting through holes phi 21.5 are arranged in the middle of the flange tube plate 7 and are regularly arranged according to a pine-tower-shaped matrix, and 12 front sections of 6U-shaped electric heating tubes respectively penetrate through the mounting through holes in the flange tube plate 7 to be positioned and fixed and extend into the straight-line section pipeline from the front end of each straight-line section pipeline; the part of the electric heating pipe extending out of the front side of the straight line pipeline is a cold area, two radiation-proof plates 10 are arranged in the cold area of the electric heating pipe, and the diameter of each radiation-proof plate 10 is consistent with the maximum diameter of the flange tube plate 7; the middle part of a flange tube plate 7 protrudes backwards, the protruding part is matched with and plugged in the front end of a linear section pipeline, three blind holes with the diameter of 6.5 and the depth of 15 are arranged in the circumferential direction, the blind holes extend inwards from the rear end face, three pull rods 13 with the diameter of 6 and the length of L being 3500 are fixedly connected through the blind holes, 9 fixing nets 11 are uniformly arranged on the pull rods 13 according to the 350 distance, and the electric heating tube is fixedly limited and supported, so that the stability is good; two connecting through holes with the diameter of 21.5 are also arranged, a long probe protection tube and a short probe protection tube 12 with the length of L1520R and L3520R are connected, and probes for monitoring the temperature of the electric heating tubes in real time are respectively installed.
The specific structure of the frame is firstly provided with a front support column and a rear support column 101, a longitudinal frame 102 and a transverse frame 105 which are connected between the support columns 101, and five cross beams 104 which are connected between the two support columns 101 at the front end of the frame, wherein the five cross beams 104 are respectively provided with a connecting hole which penetrates through the five cross beams from top to bottom, and the front end of an equal-diameter tee joint of each straight line section pipeline respectively penetrates through the connecting hole for limiting and fixing through a U-shaped pipe clamp of DN200 (phi 248); the upper part of the first layer is fixedly connected with a cross beam between two support columns at the rear end of the framework, and the rear ends of two straight line section pipelines at the edges of the two sides of the first layer are respectively limited and fixed by a U-shaped pipe clamp of DN175 (phi 218) through a connecting hole;
furthermore, the left side and the right side of the middle part of the frame are respectively provided with two auxiliary supporting rods 103, five cross beams are respectively connected between the two auxiliary supporting rods 103 which respectively correspond to the left side and the right side, connecting holes which penetrate through the five cross beams up and down are respectively arranged on the five cross beams, and the middle section of each straight line section pipeline also passes through the connecting holes for limiting and fixing through a U-shaped pipe clamp of DN175 (phi 218);
a heat insulation pad 107 is arranged between the upper surface of each beam and each straight line section pipeline, so that energy is saved, and temperature rise is uniform; the top ends of the four supporting columns are respectively connected with a lifting lug 106, so that the lifting is convenient.
The invention relates to a deionized water medium supercritical electric heating device.A plurality of straight line section pipelines are fixedly supported by a frame and are mutually connected in series through a plurality of elbows and three-way joints to form a high-pressure circulation channel, a deionized water medium is conveyed from a water inlet to a water outlet, an electric heater circularly heats deionized water, and supercritical high-temperature high-pressure deionized water washes, circularly heats and decomposes sludge sundries and garbage; the protective shell and the heat-insulating filling layer are arranged outside the framework, the electric heating power close to the water inlet is higher than that close to the water outlet, the electric heaters in the plurality of linear section pipelines can work simultaneously and can also independently run to heat independently, automatic constant temperature control is adopted, the heating power can be adjusted according to the use requirement, the heat flux and the heat exchange efficiency are effectively improved, the temperature rise is uniform, the heating effect is good, and the efficiency is high; the small-caliber flow channel type container replaces the original integral container with large volume and heavy weight, reduces the consumption of raw materials, has small volume, light weight, good heat preservation effect, convenient production, manufacture, installation, debugging, maintenance and operation, simplified process and saves the investment of equipment cost; the device is detected by a product quality supervision and inspection center of distribution equipment in Jiangsu province, the whole device can bear the requirements of working pressure of 18.5MPa, design pressure of 20 MPa and hydrostatic test pressure of 38MPa, the working temperature of 350 ℃ and the design temperature of 380 ℃ and is integrated with intelligent sludge treatment equipment to form a sludge treatment, heating and recycling system, and the device can also be popularized and applied to other occasions requiring supercritical high-temperature and high-pressure heating of media.
Claims (10)
1. The utility model provides a deionized water medium supercritical electric heating device which characterized in that: comprises a frame formed by a plurality of vertical supporting columns, horizontal beams, a plurality of high-pressure straight line section pipelines, a plurality of elbows and three-way joints, wherein the plurality of high-pressure straight line section pipelines extend along the horizontal direction and are fixedly arranged in the frame, the plurality of straight line section pipelines are regularly distributed in a multi-layer and multi-row matrix form, the plurality of straight line section pipelines are mutually connected in series through the plurality of elbows and the three-way joints to form a high-pressure circulation channel, the rear end of one straight line section pipeline, which is close to one side edge of the top of the frame, in the straight line section pipeline at the uppermost layer extends out of the rear side of the frame and is provided with a, wherein the heating power of the electric heater in the linear section pipeline provided with the water inlet is greater than that of the electric heater in the linear section pipeline provided with the water outlet; a protective shell is arranged outside the frame, and a heat-insulating filling layer is filled inside the protective shell; a safety valve interface is connected to the position, close to the front end, of the linear section pipeline provided with the water outlet, and an emptying valve interface is connected to the position, close to the rear end, of the linear section pipeline; the middle part of a straight line section pipeline close to one side edge of the bottom of the frame is connected with a drain valve interface; the outer circumferential surfaces of the water inlet and the water outlet are respectively connected with a temperature monitoring device.
2. The deionized water medium supercritical electric heating apparatus according to claim 1, characterized in that: the frame is internally and fixedly provided with 20 straight line section pipelines, and the 20 straight line section pipelines are distributed in a matrix form of five layers and four columns; every sharp section pipeline is inside to be provided with the electric heater who comprises 5 ~ 30 electric heating pipe respectively, and inside many electric heating pipe stretched into to the straight section pipeline from every sharp section pipeline front end respectively, the straight section pipeline front end outside is provided with explosion-proof junction box, and every electric heating pipe front end inserts to explosion-proof junction box internal connection power cord.
3. The deionized water medium supercritical electric heating apparatus according to claim 2, characterized in that: among the 20 straight line section pipelines distributed in the form of a five-layer and four-column matrix, the rear ends of two straight line section pipelines positioned at the edges of two sides of the first layer from top to bottom are respectively provided with a water inlet and a water outlet; the front ends of two straight line section pipelines at two side edges of each layer are respectively connected to the front ends of two straight line section pipelines at the middle part of each layer through an equal-diameter tee joint, the rear ends of the two straight line section pipelines at the middle part of the first layer and the third layer are respectively connected to the second layer through 180-degree bends, the rear ends of the two straight line section pipelines at the middle part of the fourth layer are respectively connected to the third layer through 180-degree bends, the rear ends of the two straight line section pipelines at two side edges of the fifth layer are respectively connected to the rear ends of the two straight line section pipelines at two side edges of the fifth layer, and the rear ends of the two straight line section pipelines at the middle part of the fifth layer are mutually communicated through 180-degree bends.
4. The supercritical electric heating apparatus for deionized water medium according to claims 1 to 3, characterized in that: an electric heater consisting of 6U-shaped electric heating pipes is arranged in each straight line section pipeline, and the front ends of the 6U-shaped electric heating pipes are regularly arranged according to a pyramid matrix.
5. The deionized water medium supercritical electric heating apparatus according to claim 4, characterized in that: the electric heating pipe of each straight-line pipeline electric heater is fixedly installed at the front end of the straight-line pipeline in a limiting mode through a flange pipe plate, the part, extending out of the front side of the straight-line pipeline, of the electric heating pipe is a cold area, at least one radiation protection plate is arranged in the cold area of the electric heating pipe, and the diameter of the radiation protection plate is consistent with the maximum diameter of the flange pipe plate.
6. The deionized water medium supercritical electric heating apparatus according to claim 5, characterized in that: the frame comprises a front supporting column, a rear supporting column, a longitudinal frame, a transverse frame and five cross beams, wherein the longitudinal frame and the transverse frame are connected between the supporting columns, the five cross beams are connected between the two supporting columns at the front end of the frame, the five cross beams are respectively provided with a connecting hole which penetrates through the five cross beams from top to bottom, and the front end of each linear section pipeline is limited and fixed by penetrating through the connecting hole through a U-shaped pipe clamp; a cross beam is fixedly connected to the upper portion of the frame between the two supporting columns at the rear end of the frame, and the rear ends of the two straight line section pipelines of the first layer located at the edges of the two sides are also limited and fixed through the connecting holes respectively through U-shaped pipe clamps.
7. The deionized water medium supercritical electric heating apparatus according to claim 6, characterized in that: the middle part of the frame is provided with at least a left auxiliary supporting rod and a right auxiliary supporting rod, five cross beams are respectively connected between the two auxiliary supporting rods, connecting holes which penetrate through the five cross beams from top to bottom are respectively formed in the five cross beams, and the middle section of each straight line section pipeline also penetrates through the connecting holes through U-shaped pipe clamps to be limited and fixed.
8. The apparatus of claim 6 or 7, wherein: and a heat insulation pad is arranged between the upper surface of each cross beam and each straight line section pipeline.
9. The deionized water medium supercritical electric heating apparatus according to claim 8, characterized in that: the top ends of the four support columns are respectively connected with lifting lugs.
10. The deionized water medium supercritical electric heating apparatus according to claim 8, characterized in that: the temperature monitoring devices on the outer circumferential surfaces of the water inlet and the water outlet are K-type thermocouples respectively, and the K-type thermocouples are fixedly installed through temperature protection sleeves.
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| CN201922034412.8U CN212198966U (en) | 2019-11-22 | 2019-11-22 | Deionized water medium supercritical electric heating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110845108A (en) * | 2019-11-22 | 2020-02-28 | 镇江裕太防爆电加热器有限公司 | Deionized water medium supercritical electric heating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110845108A (en) * | 2019-11-22 | 2020-02-28 | 镇江裕太防爆电加热器有限公司 | Deionized water medium supercritical electric heating device |
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