CN215893333U - U-shaped heat exchanger - Google Patents

Abstract

The utility model relates to a U-shaped heat exchanger belongs to heat exchange equipment technical field, and it includes body, heat exchange tube, tube head and tube sheet, the tube head is equipped with the intubate with the body department of being connected, the slot with intubate looks adaptation is seted up to the body, the intubate passes through the screw with the body and can dismantle the connection, the body outside is equipped with the clearance case, clearance mouth has been seted up to clearance case one end, it is connected with the pivot to be equipped with the rotation in the clearance case, the pivot outside is twined and is equipped with the wire that can follow the clearance mouth and stretch out, the wire outside is equipped with the cladding cover, the cladding cover outside evenly is equipped with a plurality of elastic clearance strips. This application has the effect of being convenient for clear up impurity.

Description

U-shaped heat exchanger

Technical Field

The application relates to the technical field of heat exchange equipment, in particular to a U-shaped heat exchanger.

Background

The U-shaped heat exchanger is one of shell-and-tube heat exchangers, and consists of tube plates, a shell, tube bundles and other parts. The tube bundle is U-shaped in the shell, and the U-shaped heat exchanger is only provided with one tube plate, so that the heat compensation performance of the U-shaped heat exchanger is good, and the application in industry is wide.

A related chinese patent publication No. CN203534281U discloses a U-shaped tube heat exchanger, comprising: the shell side barrel, the one end outside of shell side barrel is provided with the tube sheet of taking a plurality of tube holes, the outside of tube sheet is provided with the pipe case, be provided with the division board in the pipe case, be provided with first tube hole and the second tube hole that is used for the takeover on the pipe case lateral wall of division board both sides respectively, be provided with a plurality of U-shaped pipes in the shell side barrel, the both ends of U-shaped pipe are worn to establish respectively in the tube hole of tube sheet, and the both ends of every U-shaped pipe are located the both sides of division board respectively, the pipe case tip and the shell side barrel tip of tube sheet both sides are provided with respectively and are used for interconnect's pipe case flange and shell side barrel flange, the manhole has been seted up on the division board, the manhole upper cover keeps off has the detachable apron.

To the correlation technique among the above-mentioned, the inventor thinks that when using above-mentioned heat exchanger to carry out the heat exchange, the U-shaped intraductal long time is washed away by heat transfer medium, and the impurity in the heat transfer medium easily settles in the U-shaped intraductal, and impurity adheres to in the U-shaped intraductal, clears up comparatively inconveniently.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the clearance to adnexed impurity, this application provides a U-shaped heat exchanger.

The application provides a U-shaped heat exchanger adopts following technical scheme:

the utility model provides a U-shaped heat exchanger, includes body, heat exchange tube, tube head and tube sheet, the tube head is equipped with the intubate with the body junction, the body set up with the slot of intubate looks adaptation, the intubate passes through the screw with the body and can dismantle the connection, the body outside is equipped with the clearance case, clearance mouth has been seted up to clearance case one end, the clearance incasement is equipped with the rotation and is connected with the pivot, the pivot outside is twined and is equipped with the wire that can stretch out from the clearance mouth, the wire outside is equipped with the cladding cover, the cladding cover outside evenly is equipped with a plurality of elastic clearance strips.

Through adopting above-mentioned technical scheme, use above-mentioned heat exchanger to carry out the heat exchange to cold and hot medium and finish the back, the screw that will connect intubate and body is pulled down, part again between intubate and the body, the pivot of setting in the clearance incasement rotates, slowly unreel the wire, the wire that will unreel again slowly inserts in the heat exchange tube, the cladding cover sets up in the wire outside, the friction of reducible wire and heat exchange tube, and the cladding cover can play the mounting effect to the clearance strip, after the wire gets into the heat exchange tube, the clearance strip is inconsistent with the heat exchange tube inner wall, the pulling wire, the clearance strip can be cleared up the heat exchange tube inner wall, and then be convenient for carry out thorough clearance to the adnexed impurity of heat exchange tube inner wall.

Optionally, a motor is arranged on the outer side of the cleaning box, an output shaft of the motor is connected with a speed reducer, and a low-speed shaft of the speed reducer is connected with the rotating shaft coaxially.

Through adopting above-mentioned technical scheme, when needing to unreel or the rolling to the wire, starter motor, the speed reducer that links to each other with the motor can operate under the drive of motor, and then the low-speed axle of speed reducer can rotate, and the pivot that links to each other with the low-speed axle can rotate under the drive of low-speed axle, and then is convenient for carry out the rolling or unreel to the wire.

Optionally, the end part of the metal wire far away from the cleaning box is rotatably connected with a guide wheel, and the outer diameter of the guide wheel is smaller than the inner diameter of the heat exchange tube.

Through adopting above-mentioned technical scheme, set up the guide pulley at the wire tip, when inserting the wire in the heat exchange tube, be rolling friction between guide pulley and the heat exchange tube, be convenient for insert the wire in the heat exchange tube.

Optionally, a vertical sliding plate is arranged on the pipe body close to the cleaning opening, the sliding plate is connected with the pipe body in a sliding mode, and a sliding hole matched with the metal wire is formed in the sliding plate.

Through adopting above-mentioned technical scheme, when starter motor carried out the rolling to the wire, the sliding plate that slides about, the sliding plate can play the guide effect to the wire, and the even winding of the wire of being convenient for is established in the pivot outside.

Optionally, a mounting plate is arranged on the pipe body, the mounting plate is connected with a sliding plate in a sliding mode, a sliding strip is arranged at the position where the sliding plate abuts against the mounting plate, and a sliding groove matched with the sliding strip is formed in the mounting plate.

Through adopting above-mentioned technical scheme, set up the mounting panel in the body upper end, and mounting panel and sliding plate sliding connection, be convenient for carry out steady slip to the sliding plate, when the sliding plate slided for the mounting panel, the draw runner can slide in the spout, and draw runner and spout cooperation have improved gliding stability between mounting panel and the sliding plate.

Optionally, an air cylinder is arranged on the pipe body, and a piston rod of the air cylinder is connected with the sliding plate.

By adopting the technical scheme, when the sliding plate needs to be driven to slide, the cylinder is started, and the piston rod of the cylinder extends and contracts in a reciprocating manner, so that the sliding plate is driven to slide.

Optionally, the body lower extreme is equipped with the support frame, the tube head lower extreme is equipped with the carriage, the carriage lower extreme is equipped with the gyro wheel.

Through adopting above-mentioned technical scheme, the support frame can play the supporting role to the body, and the carriage can play the supporting role to the tube head, when need be with separately between body and the tube head, through the gyro wheel slip carriage of carriage lower extreme, and then be convenient for with separately between body and the tube head, and then be convenient for clear up in the heat transfer pipe.

Optionally, one end of the sliding frame, which is close to the support frame, is provided with at least two horizontal rods, the support frame is provided with a sliding hole, and one end of each horizontal rod, which penetrates through the sliding hole, is provided with a limiting plate.

Through adopting above-mentioned technical scheme, when the carriage slided, the horizon bar slided in the slide opening of support frame, and it is just right to set up the horizon bar and be convenient for make intubate and slot, and then the carriage of being convenient for slide links together tube head and body, sets up the limiting plate, the problem that drops between reducible horizon bar and the support frame.

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

1. the metal wire, the coating sleeve and the cleaning strip are arranged, so that impurities in the heat exchange tube can be cleaned conveniently;

2. this application is through setting up carriage and gyro wheel, slides the carriage through the gyro wheel, is convenient for part between tube head and the body, and then is convenient for clear up the heat transfer pipe.

Drawings

FIG. 1 is a schematic structural view of a U-shaped heat exchanger according to the present application;

FIG. 2 is a schematic cross-sectional view A-A of FIG. 1;

FIG. 3 is an enlarged schematic view of the structure B of FIG. 2;

FIG. 4 is a schematic structural view of a highlight cleaning box in the embodiment of the present application;

FIG. 5 is a schematic view showing the structure of a salient wire in the embodiment of the present application.

Description of reference numerals: 1. a pipe body; 11. a tube sheet; 12. a heat exchange pipe; 13. a heat medium inlet pipe; 14. a heat medium outlet pipe; 15. a slot; 2. a pipe head; 21. a cold medium outlet pipe; 22. a cold medium inlet pipe; 23. a baffle plate; 24. inserting a tube; 3. a cleaning mechanism; 31. a rotating shaft; 311. a metal wire; 312. coating a sleeve; 313. cleaning the strips; 314. a guide wheel; 32. cleaning the box; 321. cleaning the opening; 4. a motor; 41. a speed reducer; 5. mounting a plate; 51. a chute; 52. a sliding plate; 53. a slide hole; 54. a slide bar; 6. a support plate; 61. a cylinder; 7. a support mechanism; 71. a support frame; 711. a slide hole; 72. a carriage; 721. a roller; 722. a horizontal bar; 723. and a limiting plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a U-shaped heat exchanger.

Referring to fig. 1 and 2, a U-shaped heat exchanger includes a tube head 2, a tube body 1, a cleaning mechanism 3, and a support mechanism 7. Tube head 2 is linked together with body 1, and can dismantle the connection between body 1 and the tube head 2, is equipped with heat exchange tube 12 in the body 1, and clearance mechanism 3 sets up on body 1, unpacks apart the back between tube head 2 and the body 1, and clearance mechanism 3 can clear up in the heat exchange tube 12. The supporting mechanism 7 is arranged at the lower ends of the tube head 2 and the tube body 1, and the supporting mechanism 7 can support the tube head 2 and the tube body 1.

Referring to fig. 2, an opening is formed at one end of a tube body 1, a tube plate 11 is arranged at the opening of the tube body 1, the tube plate 11 is provided with a plurality of heat exchange holes, a heat exchange tube 12 is communicated with a tube head 2 through the heat exchange holes, the upper end of the tube head 2 is communicated with a cold medium outlet tube 21, the lower end of the tube head 2 is communicated with a cold medium inlet tube 22, a horizontal baffle 23 is arranged inside the tube head 2, the upper end of the tube body 1 is communicated with a hot medium inlet tube 13, the lower end of the tube body 1 is communicated with a hot medium outlet tube 14, after the tube head 2 and the tube body 1 are connected together, a cold medium is introduced into the cold medium inlet pipe 22, a hot medium is introduced into the hot medium inlet pipe 13, the cold medium can be discharged to the heat exchange pipe 12 through the pipe head 2, the hot medium is positioned in the pipe body 1 and exchanges heat with the cold medium positioned in the heat exchange pipe 12, after the heat exchange is finished, the heat medium having lost heat is discharged from the heat medium outlet pipe 14, and the cooling medium having obtained heat is discharged from the cooling medium outlet pipe 21.

Referring to fig. 2 and 3, an insertion tube 24 is arranged at a connection position of the tube head 2 and the tube body 1, the tube body 1 is provided with a slot 15 matched with the insertion tube 24, and the insertion tube 24 is detachably connected with the tube body 1 through a screw. When need to install tube head 2 and body 1 together, insert slot 15 with intubate 24 in, reuse the screw with tube head 2 and body 1 installation together can, install together through the mode of pegging graft between tube head 2 and the body 1, also be convenient for unpack apart between tube head 2 and the body 1 simultaneously.

Referring to fig. 4 and 5, the cleaning mechanism 3 includes a cleaning box 32 and a rotating shaft 31, the cleaning box 32 is disposed outside the tube body 1, a cleaning opening 321 is disposed at one end of the cleaning box 32 close to the tube plate 11, the rotating shaft 31 is rotatably connected in the cleaning box 32, a metal wire 311 is wound outside the rotating shaft 31, the metal wire 311 has certain deformation and resilience, a covering sleeve 312 is fixedly wrapped outside the metal wire 311, a plurality of cleaning strips 313 are fixedly disposed outside the covering sleeve 312, the covering sleeve 312 and the cleaning strips 313 are made of silica gel materials, and the cleaning mechanism also has certain deformation and resilience.

Referring to fig. 4 and 5, when the interior of the heat exchange tube 12 needs to be cleaned, the rotating shaft 31 is rotated to unreel the metal wire 311, then the metal wire 311 is slowly inserted into the heat exchange tube 12, the covering sleeve 312 and the cleaning strip 313 outside the metal wire 311 can clean impurities on the inner wall of the heat exchange tube 12, and the metal wire 311, the covering sleeve 312 and the cleaning strip 313 are arranged to facilitate cleaning of the impurities in the heat exchange tube 12.

Referring to fig. 4 and 5, the end of the wire 311 far from the rotating shaft 31 is rotatably connected with a guide wheel 314, the outer diameter of the guide wheel 314 is smaller than the inner diameter of the heat exchange tube 12, the guide wheel 314 is arranged at the end of the wire 311, the guide wheel 314 can guide the wire 311, the wire 311 can penetrate into the heat exchange tube 12 conveniently, the wire 311 can pass through the bent part of the heat exchange tube 12 conveniently, and then the heat exchange tube 12 can be cleaned thoroughly.

Referring to fig. 4 and 5, a motor 4 is arranged outside the cleaning box 32, an output shaft of the motor 4 is connected to a speed reducer 41, a low-speed shaft of the speed reducer 41 is coaxially connected to the rotating shaft 31, when the wire 311 needs to be wound and unwound, the motor 4 is started, the output shaft of the motor 4 rotates to drive the speed reducer 41 to operate, the low-speed shaft of the speed reducer 41 rotates to drive the rotating shaft 31 to rotate, and then the wire 311 is wound or unwound conveniently.

Referring to fig. 4 and 5, the upper end of the pipe body 1 is fixedly provided with the mounting plate 5, the mounting plate 5 is opposite to the cleaning port 321, the upper end of the mounting plate 5 is slidably connected with the sliding plate 52, the sliding plate 52 is also opposite to the cleaning port 321, the sliding plate 52 is provided with a sliding hole 53, the wire 311 passes through the sliding hole 53, after the wire 311 cleans the heat exchange tube 12, the motor 4 is started, when the wire 311 is wound, the sliding plate 52 slides simultaneously, and the sliding plate 52 can guide the wire 311, so that the wire 311 is wound on the outer side of the rotating shaft 31 uniformly.

Referring to fig. 5, a sliding bar 54 is arranged at a contact position of the sliding plate 52 and the mounting plate 5, the mounting plate 5 is provided with a sliding groove 51 matched with the sliding bar 54, when the sliding plate 52 slides at the upper end of the mounting plate 5, the sliding bar 54 slides in the sliding groove 51, and the sliding bar 54 is matched with the sliding groove 51, so that the sliding stability of the sliding plate 52 is improved.

Referring to fig. 4 and 5, the supporting plate 6 is disposed on the pipe body 1, the end of the supporting plate 6 is fixedly connected with the cylinder 61, the piston rod of the cylinder 61 is fixedly connected with the sliding plate 52, when the rotating shaft 31 rotates to wind the wire 311, the cylinder 61 is started, and the piston rod of the cylinder 61 extends and retracts to drive the sliding plate 52 to slide.

Referring to fig. 1, the supporting mechanism 7 includes a supporting frame 71 and a sliding frame 72, the supporting frame 71 is disposed at the lower end of the pipe body 1, the supporting frame 71 can support the pipe body 1, the sliding frame 72 is disposed at the lower end of the pipe head 2 and can support the pipe head 2, a roller 721 is disposed at the lower end of the sliding frame 72, when the pipe head 2 and the pipe body 1 need to be separated, the pipe head 2 can be slid through the roller 721, and then the pipe head 2 and the pipe body 1 can be separated.

Referring to fig. 1, two horizontal rods 722 are disposed at one end of the sliding frame 72 close to the supporting frame 71, the horizontal rods 722 are disposed horizontally, the supporting frame 71 is provided with a sliding hole 711, the horizontal rods 722 penetrate through the sliding hole 711 of the supporting frame 71, when the tube head 2 slides, the horizontal rods 722 slide in the sliding hole 711, the horizontal rods 722 are matched with the sliding hole 711, and when the tube head 2 and the tube body 1 are fastened together, the fastening accuracy is improved. A limiting plate 723 is arranged at one end of the horizontal rod 722 penetrating through the sliding hole 711, and the problem that the horizontal rod 722 and the supporting frame 71 fall off is solved by the limiting plate 723.

The implementation principle of the U-shaped heat exchanger in the embodiment of the application is as follows: when needing to clear up in the heat exchange tube 12, pull down the screw between intubate 24 and the body 1 earlier, slide tube head 2 again, make separately between tube head 2 and the body 1, then starter motor 4, motor 4 drive pivot 31 is rotatory, unreel wire 311, the wire 311 after will unreeling, slowly insert in the heat exchange tube 12, clearance strip 313 is inconsistent with heat exchange tube 12 inner wall, can clear up heat exchange tube 12 inner wall, finish the heat exchange tube 12 clearance in proper order after, restart motor 4, motor 4 drives the pivot 31 rotation, it is rotatory to roll up wire 311, slide tube head 2 makes intubate 24 insert in slot 15, it can to use the screw to link together intubate 24 and body 1 again.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, 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 (8)

1. The utility model provides a U-shaped heat exchanger, includes body (1), heat exchange tube (12), tube head (2) and tube sheet (11), its characterized in that: tube head (2) are equipped with intubate (24) with body (1) department of being connected, slot (15) with intubate (24) looks adaptation are seted up in body (1), intubate (24) can be dismantled with body (1) through the screw and be connected, body (1) outside is equipped with clearance case (32), clearance mouth (321) have been seted up to clearance case (32) one end, it is connected with pivot (31) to be equipped with in clearance case (32) to rotate, the pivot (31) outside is twined and is equipped with wire (311) that can follow clearance mouth (321) and stretch out, the wire (311) outside is equipped with cladding cover (312), the cladding cover (312) outside evenly is equipped with a plurality of elastic clearance strips (313).

2. A U-shaped heat exchanger according to claim 1 wherein: the cleaning box (32) is provided with a motor (4) on the outer side, an output shaft of the motor (4) is connected with a speed reducer (41), and a low-speed shaft of the speed reducer (41) is connected with the rotating shaft (31) in a coaxial manner.

3. A U-shaped heat exchanger according to claim 1 wherein: the end part of the metal wire (311) far away from the cleaning box (32) is rotatably connected with a guide wheel (314), and the outer diameter of the guide wheel (314) is smaller than the inner diameter of the heat exchange tube (12).

4. A U-shaped heat exchanger according to claim 1 wherein: a vertical sliding plate (52) is arranged at the position, close to the cleaning opening (321), of the pipe body (1), the sliding plate (52) is connected with the pipe body (1) in a sliding mode, and a sliding hole (53) matched with the metal wire (311) is formed in the sliding plate (52).

5. A U-shaped heat exchanger according to claim 4 wherein: the pipe body (1) is provided with a mounting plate (5), the mounting plate (5) is in sliding connection with a sliding plate (52), a sliding strip (54) is arranged at the position where the sliding plate (52) is abutted to the mounting plate (5), and the mounting plate (5) is provided with a sliding groove (51) matched with the sliding strip (54).

6. A U-shaped heat exchanger according to claim 4 wherein: an air cylinder (61) is arranged on the pipe body (1), and a piston rod of the air cylinder (61) is connected with the sliding plate (52).

7. A U-shaped heat exchanger according to claim 1 wherein: body (1) lower extreme is equipped with support frame (71), tube head (2) lower extreme is equipped with carriage (72), carriage (72) lower extreme is equipped with gyro wheel (721).

8. A U-shaped heat exchanger according to claim 7 wherein: one end of the sliding frame (72) close to the supporting frame (71) is provided with at least two horizontal rods (722), the supporting frame (71) is provided with a sliding hole (711), and one end of each horizontal rod (722) penetrating through the sliding hole (711) is provided with a limiting plate (723).

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