CN218583847U

CN218583847U - Centralized exhaust and pollution discharge type heat exchange unit

Info

Publication number: CN218583847U
Application number: CN202222803789.7U
Authority: CN
Inventors: 栾坤; 许宁; 孙巧燕
Original assignee: Shandong Haitelande Heat Exchange Equipment Co ltd
Current assignee: Shandong Haitelande Heat Exchange Equipment Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-03-07
Anticipated expiration: 2032-10-24

Abstract

The utility model relates to a concentrate exhaust blowdown formula heat exchanger unit relates to heat exchanger unit technical field, it includes the unit body, the unit body includes two frame boards, one of them frame board is established to the fixed plate, a plurality of round holes with a plurality of slab intercommunication are seted up to the fixed plate, the pipeline that is connected with the round hole intercommunication can be dismantled to the fixed plate, the below of a plurality of pipelines all communicates there is the blow off pipe, the blow off pipe all is equipped with the blowoff valve, the pipeline intercommunication has the blast pipe, the blast pipe is equipped with discharge valve, the pipeline is equipped with first back flush valve, first back flush valve communicates with the blow off pipe that corresponds, the pipeline still is equipped with second back flush valve, second back flush valve communicates with the blow off pipe that corresponds, the lower tip of unit body is equipped with blowdown house steward, blow off pipe and blast pipe all communicate with blowdown house steward. This application can guarantee the heat transfer effect of unit body in follow-up use.

Description

Centralized exhaust and pollution discharge type heat exchange unit

Technical Field

The application relates to the technical field of heat exchange units, in particular to a centralized exhaust and pollution discharge type heat exchange unit.

Background

The plate type heat exchanger unit is characterized in that a channel is formed between adjacent plates for heat exchange as the name suggests, and through holes are formed at four corners of each plate; different flow channels are formed by different rubber strips on the plate. Under the condition of the same pressure loss, the heat transfer coefficient of the heat exchanger is 3-5 times higher than that of the tubular heat exchanger, the occupied area of the heat exchanger is one third of that of the tubular heat exchanger, and the heat recovery rate can reach more than 90 percent.

The chinese patent that the related art can refer to and bulletin number is CN201844743U discloses a plate heat exchanger, including frame and slab, the frame includes fixed pressure strip, activity pressure strip, upper guide arm, lower guide arm and clamping bolt, is equipped with the angular hole on the slab, and slab surface swing joint has the drainage layer, is equipped with the drainage tooth on the drainage layer, and the drainage tooth is the corrugate, and the utility model discloses change heat transfer coefficient size that can be more nimble to satisfy the demand of different technologies, effectively improved work efficiency simultaneously.

Aiming at the related technology, scale can appear in the heat exchanger in the long-term use process, and the scale is attached to the plates or the inlet and outlet pipelines, if the dirt existing between the plates of the heat exchanger and in the inlet and outlet pipelines is more, the heat exchange effect of the heat exchanger is poor, and even the heat exchanger is blocked seriously.

SUMMERY OF THE UTILITY MODEL

In order to guarantee the heat transfer effect, this application provides and concentrates exhaust blowdown formula heat exchanger unit.

The application provides concentrate exhaust blowdown formula heat exchanger group adopts following technical scheme:

concentrate exhaust blowdown formula heat exchanger unit, the steam turbine comprises a unit body, the unit body includes two frame plates, one of them frame plate is established to the fixed plate, a plurality of round holes with a plurality of slab intercommunications are seted up to the fixed plate, the pipeline with the round hole intercommunication can be dismantled to the fixed plate and be connected with, the below of a plurality of pipelines all communicates there is the blow off pipe, the blow off pipe all is equipped with the blowoff valve, the pipeline intercommunication has the blast pipe, the blast pipe is equipped with discharge valve, the pipeline is equipped with first back flush valve, first back flush valve communicates with the blow off pipe that corresponds, the pipeline still is equipped with the second back flush valve, the second back flush valve communicates with the blow off pipe that corresponds, the lower tip of unit body is equipped with the blowdown house steward, blow off pipe and blast pipe all communicate with the blowdown house steward.

By adopting the technical scheme, in the use process of the heat exchange unit, if the pressure in the unit body is too high, a user opens the exhaust valve so as to relieve the pressure of the unit body, and the occurrence of accidents or damage to the service life of the heat exchange unit is reduced; after the heat exchanger unit is used, a user can also clean the plate sheets between the two frame plates in a back washing mode to clean scale between the plate sheets, so that the heat exchange effect of the unit body in subsequent use is ensured.

Optionally, a plurality of clearance holes have been seted up to the fixed plate, a plurality of clearance holes communicate with the through-hole of a plurality of slab, fixed plate swing joint with be equipped with the baffle that is used for switch clearance hole, a plurality of driving motor of unit body fixedly connected with, a plurality of driving motor and fixed plate mutually perpendicular, a plurality of driving motor's output shaft can dismantle and be connected with the first clean pole that is used for clearing up the pipeline.

Through adopting above-mentioned technical scheme, the user at first opens the baffle, then inserts first clean pole from the clearance hole, then opens driving motor and clears up the pipeline, and then guarantees the heat exchange efficiency of unit body in subsequent use.

Optionally, the frame plate includes the fly leaf, and the fly leaf is parallel to each other with the fixed plate, and the one end that first cleaning rod is close to the fly leaf is equipped with the brush hair, and the brush hair is arranged along the circumference of first cleaning rod, and a plurality of connecting holes have been seted up to the one end that first cleaning rod is close to the driving motor output shaft, and driving motor's output shaft has a plurality of connecting blocks that are used for being connected with the connecting hole along circumference sliding connection, connecting block and connecting hole adaptation.

By adopting the technical scheme, a user can connect the connecting hole of the cleaning rod with the connecting block of the driving motor, so that the structure is simple, and the disassembly and the assembly are convenient; then the user opens driving motor, and the clean pole rotates along with the rotation of driving motor output shaft, and the brush hair is cleared up the lateral wall of pipeline, and then guarantees the heat exchange efficiency of unit body in follow-up use.

Optionally, a plurality of cylinders of unit body fixedly connected with, the piston rod of cylinder can be dismantled and be connected with the clean pole of second, and the one end that the clean pole of second is close to the fly leaf is equipped with the butt dish, butt dish and pipeline adaptation, the lateral wall butt of butt dish and pipeline.

Through adopting above-mentioned technical scheme, the user is with the clean pole of second from clean downthehole putting into the unit body, then is connected the clean pole of second and the piston rod of cylinder, and the user opens the cylinder, and along with stretching out of cylinder output shaft, the disc scrapes the dirt of pipeline lateral wall, and then guarantees the unit body in follow-up heat transfer effect.

Optionally, the first cleaning rod is a telescopic rod, and the bristles of the first cleaning rod are located at one end, close to the movable plate, of the telescopic rod.

Through adopting above-mentioned technical scheme, the user can be according to the plate heat exchanger group of different slab quantities, adjusts the length of first cleaning rod, and then can improve the suitability of first cleaning rod.

Optionally, the width direction of the first cleaning rod is slidably connected with a protrusion, and the first cleaning rod is further provided with a clamping hole matched with the protrusion.

Through adopting above-mentioned technical scheme, the telescopic link stretches out the back, and the user puts into the card hole with the arch, and then improves the stability when the telescopic link stretches out.

Optionally, the edge of the connecting block is provided with a fillet.

Through adopting above-mentioned technical scheme, the user holds first clean pole, then removes clean pole to the direction of driving motor output shaft and can accomplish the installation, and when dismantling, the user removes clean pole along driving motor's circumference and then removes first clean pole to the direction of keeping away from driving motor and can accomplish the dismantlement, improves the convenience of clean pole dismouting.

Optionally, the plurality of sewage pipes are communicated with a through pipe.

Through adopting above-mentioned technical scheme, the user opens a plurality of blow off pipes when the blowdown, and the water that has the scale flows to the siphunculus in from the blow off pipe, dyes red unified row to the blowdown header pipe in, unified discharge to the unit outside, need not the user and further accomodate the incrustation scale, uses manpower sparingly, accomodates the convenience.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the heat exchange unit is used, if the pressure in the unit body is too high, a user opens the exhaust valve, so that the pressure is relieved for the unit body, and the occurrence of accidents or damage to the service life of the heat exchange unit is reduced; after the heat exchange unit is used, a user can also clean the plate sheets between the two frame plates in a back washing mode to clean scale between the plate sheets so as to ensure the heat exchange efficiency of the unit body in subsequent use;

2. a user puts a second cleaning rod into the unit body from the cleaning hole, then connects the second cleaning rod with a piston rod of the cylinder, and opens the cylinder, and the disc scrapes off dirt on the side wall of the pipeline along with the extension of an output shaft of the cylinder, so that the subsequent heat exchange effect of the unit body is ensured;

3. the user opens a plurality of blow off pipes when the blowdown, and the water that has the scale flows to the siphunculus in from the blow off pipe, dyes red unified row to the blowdown header pipe in, unified discharge to the unit outside, need not the user and further accomodate the scale, uses manpower sparingly, accomodates the convenience.

Drawings

Fig. 1 is a schematic overall structure diagram of the first embodiment.

Fig. 2 is a schematic cross-sectional view of the first embodiment.

FIG. 3 is an enlarged partial schematic view highlighting the first cleaning rod attachment structure.

FIG. 4 is a schematic view highlighting the cleaning aperture and the baffle.

Fig. 5 is a schematic view of the overall structure of the second embodiment.

FIG. 6 is a schematic sectional view of the second embodiment.

Fig. 7 is an enlarged partial schematic view of the highlighted interface disk.

Description of reference numerals: 100. a plate sheet; 1. a unit body; 11. a frame plate; 111. a fixing plate; 1111. cleaning the holes; 1112. a baffle plate; 112. a movable plate; 113. a circular hole; 114. a flange; 115. a pipeline; 1151. a heat source water inlet pipe; 1152. a heat source water outlet pipe; 1153. a cold source inlet pipe; 1154. a cold source water outlet pipe; 1155. an exhaust pipe; 1156. an exhaust valve; 1157. a blow-off pipe; 1158. a blowoff valve; 12. a main sewer; 2. a first cleaning rod; 21. brushing; 22. connecting holes; 23. a drive motor; 231. connecting blocks; 24. a protrusion; 241. a clamping hole; 3. a cylinder; 31. a second cleaning rod; 311. a butting tray; 4. a first backwash valve; 5. a second backwash valve; 6. pipe passing; 7. and a support plate.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses concentrate exhaust blowdown formula heat exchanger group.

The first embodiment is as follows:

referring to fig. 1 and 2, the concentrated exhaust and blowdown type heat exchange unit comprises a unit body 1 and two frame plates 11, wherein the two frame plates 11 are respectively set as a movable plate 112 and a fixed plate 111, a user sequentially puts a plurality of plates 100 into the frame plates 11 and then clamps the frame plates 11; the movable plate 112 is provided with a plurality of round holes 113 communicated with the through holes of the plurality of plates 100, one side of the fixed plate 111 far away from the movable plate 112 is fixedly connected with a plurality of flanges 114, and a user can connect the pipeline 115 with the flanges 114 through threads; the pipeline 115 includes a heat source inlet pipe 1151, a heat source outlet pipe 1152, a cold source inlet pipe 1153 and a cold source outlet pipe 1154, a user injects hot fluid from the heat source inlet pipe 1151, and injects cold fluid from the cold source inlet pipe 1153 to use the plate heat exchanger set.

Referring to fig. 1 and 2, a heat source water inlet pipe 1151 is communicated with an exhaust pipe 1155, and the exhaust pipe 1155 is provided with an exhaust valve 1156 for opening and closing the exhaust pipe 1155; when the heat exchanger unit operates, if the pressure in the heat exchanger unit is too high, a user can open the exhaust valve 1156 to release pressure of the heat exchanger unit, so that the normal operation of the heat exchanger unit is ensured, the exhaust pipe 1155 is communicated with the sewage discharge main pipe 12, and gas is discharged to the outside of the unit from the sewage discharge main pipe 12.

Referring to fig. 3 and 4, the unit body 1 further includes a support plate 7, the support plate 7 is located on one side of the movable plate 112 far away from the fixed plate 111, the support plate 7 is fixedly connected with four driving motors 23, output shafts of the driving motors 23 penetrate through the support plate 7, the output shafts of the driving motors 23 extend to one side of the support plate 7 close to the movable plate 112, the movable plate 112 is provided with four cleaning holes 1111, the cleaning holes 1111 are in one-to-one correspondence with the round holes 113, and the fixed plate 111 is movably connected with a baffle 1112 for opening and closing the cleaning holes 1111; after the heat exchanger package is in use or when cleaning is required, the user opens the baffle 1112.

Referring to fig. 2 and 3, driving motor 23 can be dismantled and be connected with first clean pole 2, first clean pole 2 is the telescopic link, first clean pole 2 sliding connection has protruding 24, first clean pole 2 still offers the card hole 241 with protruding 24 adaptation, the user stretches out first clean pole 2 back, protruding 24 can enter into to the card hole 241 that corresponds in, the user stretches first clean pole 2 to the length with the pipeline 115 adaptation, then with first clean pole 2 put into pipeline 115.

Referring to fig. 2 and 3, two connecting blocks 231 are circumferentially arranged on an output shaft of the driving motor 23, an elastic member is fixedly connected between the connecting blocks 231 and the output shaft of the driving motor 23, a connecting hole 22 matched with the connecting blocks 231 is circumferentially and slidably connected to the first cleaning rod 2, the connecting blocks 231 are arranged in a round angle, a user slides the first cleaning rod 2 towards the driving motor 23, the connecting blocks 231 retract after contacting with one ends of the cleaning rods, then the user continues to move the first cleaning rod 2 towards the driving motor 23, the connecting blocks 231 are placed in the corresponding connecting holes 22 after entering the connecting holes 22, the connecting blocks 231 are ejected outwards, and the first cleaning rod 2 is mounted.

Referring to fig. 2, the brush 21 is disposed at one end of the first cleaning rod 2 close to the movable plate 112, the brush 21 is arranged along the circumferential direction of the first cleaning rod 2, the user turns on the driving motor 23, the first cleaning rod 2 rotates along with the rotation of the driving motor 23, the brush 21 abuts against the side wall of the pipeline 115, and the scale flies down to the side wall of the pipeline 115 along the rotation direction of the brush 21 along with the rotation of the brush 21.

Referring to fig. 1, first backwash valves 4 are respectively arranged at ends of a cold source inlet pipe 1153 and a heat source inlet pipe 1151 close to a movable plate 112, second backwash valves 5 are respectively arranged at ends of the cold source outlet pipe 1154 and a heat source outlet pipe 1152 far from the movable plate 112, a user opens the first backwash valves 4 and the second backwash valves 5 after cleaning is finished, then water or cleaning liquid is injected from the cold source inlet pipe 1153 and the heat source inlet pipe 1151, water scale in a pipeline 115 is discharged from the two first backwash valves 4, then the two first backwash valves 4 are closed, water injection can be stopped when the water or cleaning liquid is discharged from the second backwash valve 5, the water or cleaning liquid flows into a sewage discharge main pipe 12 and is discharged to the outside of the unit together, cleaning is finished, and the heat exchange effect of a subsequent heat exchange unit is further ensured.

Referring to fig. 1, a cold source inlet pipe 1153 is provided with a first backwashing valve 4, after the heat exchanger unit is used, a user firstly closes all pipelines 115, then opens the first backwashing valve 4, then opens the cold source inlet pipe 1153 and a cold source outlet pipe 1154, the user can inject water or cleaning solution from the cold source inlet pipe 1153, the water or cleaning solution reversely flows along the flow channel of the adjacent plate 100, the scale on the plate 100 is cleaned, the water with the scale flows out of a blow-off pipe 1157 after being backflushed, the blow-off pipes 1157 are communicated with a through pipe 6, the water with the scale flows into the through pipe 6, then flows into a blow-off main pipe 12 uniformly, and is discharged outside the unit body 1 uniformly from the blow-off main pipe 12.

Referring to fig. 1, a user closes the first backwash valve 4, the cold source inlet pipe 1153 and the cold source outlet pipe 1154; the heat source water inlet pipe 1151 is provided with a second backwashing valve 5, a user opens the second backwashing valve 5, then the heat source water inlet pipe 1151 and the heat source water outlet pipe 1152 are opened, the user can inject water or cleaning fluid from the heat source water inlet pipe 1151, the water or cleaning fluid reversely flows along the flow channel of the adjacent plate 100 to clean the scale on the plate 100, the water with the scale flows into the through pipe 6 from the sewage discharge pipe 1157 after backwashing, then flows into the sewage discharge main pipe 12, and is uniformly discharged out of the unit body 1 from the sewage discharge main pipe 12.

The implementation principle of the concentrated exhaust and pollution discharge type heat exchange unit in the embodiment of the application is as follows: when the heat exchanger unit is used, if the pressure exceeds the standard, a user can open the exhaust valve 1156 to release the pressure of the heat exchanger unit, the gas is exhausted to the lower blowdown header pipe 12 and then is exhausted to the outside of the box body, after the use of the heat exchanger unit is finished, the user closes all the pipelines 115 and then performs back flushing on the cold and hot pipelines 115 respectively; after the back washing, the user puts the first cleaning rod 2 into the pipeline 115, then connects with the driving motor 23, starts the driving motor 23 to clean the scale on the side wall of the pipeline 115 by using the rotating brush hairs 21, and then the user further ensures the subsequent heat exchange effect of the heat exchanger unit.

Example two:

referring to fig. 5 and 6, the second embodiment is different from the first embodiment in that the cleaning rod is driven in a different manner, the supporting plate 7 is fixedly connected with four cylinders 3, the piston rod of each cylinder 3 is slidably connected with two sliding blocks, the second piston rod is detachably connected with a second cleaning rod 31, and the second cleaning rod 31 is provided with a mounting hole matched with the sliding blocks; the user puts into unit body 1 with the second piston rod in, then moves second cleaning rod 31 to the direction that is close to second cylinder 3, and the user puts into the mounting hole with the sliding block.

Referring to fig. 6 and 7, one end of the second cleaning rod 31, which is far away from the second cylinder 3, is provided with a butting disk 311 matched with the pipeline 115, the butting disk 311 is butted against the side wall of the pipeline 115, the user opens the second cylinder 3, and along with the extension of the piston rod of the second cylinder 3, the butting disk 311 slides along the length direction of the pipeline 115, so that the scale in the pipeline 115 is cleaned, and the heat exchange effect of the subsequent heat exchanger is ensured.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Concentrate exhaust blowdown formula heat exchanger unit, including unit body (1), its characterized in that: the unit body (1) comprises two frame plates (11), wherein one frame plate (11) is set as a fixed plate (111), a plurality of round holes (113) communicated with a plurality of plates (100) are formed in the fixed plate (111), the fixed plate (111) is detachably connected with pipelines (115) communicated with the round holes (113), blow-off pipes (1157) are communicated below the pipelines (115), blow-off valves (1158) are arranged on the blow-off pipes (1157), exhaust pipes (1155) are communicated with the pipelines (115), exhaust pipes (1155) are provided with exhaust valves (1156), the pipelines (115) are provided with first back-washing valves (4), the first back-washing valves (4) are communicated with corresponding blow-off pipes (1157), the pipelines (115) are further provided with second back-washing valves (5), the second back-washing valves (5) are communicated with corresponding blow-off pipes (1157), the lower end portion of the unit body (1) is provided with a main blow-off pipe (12), and both the blow-off pipes (1157) and the exhaust pipes (1155) are communicated with the main pipe (11512).

2. The concentrated exhaust and blowdown heat exchanger unit according to claim 1, wherein: a plurality of clearance holes (1111) have been seted up in fixed plate (111), a plurality of clearance holes (1111) and the through-hole intercommunication of a plurality of slab (100), fixed plate (111) swing joint with be equipped with baffle (1112) that are used for switch clearance hole (1111), a plurality of driving motor (23) of unit body (1) fixedly connected with, a plurality of driving motor (23) and fixed plate (111) mutually perpendicular, the output shaft of a plurality of driving motor (23) can be dismantled and be connected with first clean pole (2) that are used for clearing up pipeline (115).

3. The concentrated exhaust and blowdown heat exchanger unit according to claim 2, wherein: frame plate (11) are including fly leaf (112), fly leaf (112) are parallel to each other with fixed plate (111), the one end that first cleaning rod (2) are close to fly leaf (112) is equipped with brush hair (21), brush hair (21) are arranged along the circumference of first cleaning rod (2), a plurality of connecting holes (22) have been seted up to one end that first cleaning rod (2) are close to driving motor (23) output shaft, the output shaft of driving motor (23) has a plurality of connecting blocks (231) that are used for being connected with connecting hole (22) along circumference sliding connection, connecting block (231) and connecting hole (22) adaptation.

4. The concentrated exhaust and blowdown heat exchanger unit according to claim 1, wherein: the unit body (1) is fixedly connected with a plurality of cylinders (3), a piston rod of each cylinder (3) is detachably connected with a second cleaning rod (31), one end, close to the movable plate (112), of each second cleaning rod (31) is provided with a butt joint disc (311), the butt joint discs (311) are matched with the pipeline (115), and the butt joint discs (311) are abutted to the side walls of the pipeline (115).

5. The concentrated exhaust and blowdown heat exchanger unit according to claim 3, wherein: the first cleaning rod (2) is a telescopic rod, and the bristles (21) of the first cleaning rod (2) are located at one end, close to the movable plate (112), of the telescopic rod.

6. The concentrated exhaust and blowdown heat exchanger unit according to claim 2, wherein: the width direction sliding connection of first clean pole (2) has arch (24), and first clean pole (2) still seted up with protruding (24) adaptation card hole (241).

7. The concentrated exhaust and blowdown heat exchanger unit according to claim 3, wherein: the edge of the connecting block (231) is provided with a round angle.

8. The concentrated exhaust and blowdown heat exchanger unit according to claim 1, wherein: the plurality of sewage discharge pipes (1157) are mutually communicated with a through pipe (6).