CN219390633U

CN219390633U - Petrochemical industry is heat exchanger of easy maintenance for equipment

Info

Publication number: CN219390633U
Application number: CN202320773594.4U
Authority: CN
Inventors: 孙龙兴
Original assignee: Shandong Senping Thermal Energy Technology Co ltd
Current assignee: Shandong Senping Thermal Energy Technology Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-07-21
Anticipated expiration: 2033-04-10

Abstract

The utility model discloses an easily maintained heat exchanger for petrochemical equipment, which comprises a shell, wherein two sides of the bottom of the shell are fixedly connected with support plates, the left side and the right side of the shell are fixedly connected with pipe boxes, one of the right sides of the pipe boxes is communicated with a flue gas outlet pipe, the bottom of the shell is communicated with a heat exchange liquid outlet, the left side of one of the pipe boxes is communicated with a flue gas inlet pipe, two sides of the surface of the shell are fixedly connected with tube plates, the top and the bottom of the opposite sides of the two tube plates are respectively provided with a clamping groove, and the top and the bottom of the opposite sides of the two pipe boxes are respectively fixedly connected with a handle. The utility model solves the problem that the existing heat exchanger which is easy to maintain for petrochemical equipment does not have the advantage of convenient integral disassembly and maintenance by arranging the shell, the supporting plate, the pipe box, the flue gas outlet pipe, the heat exchange liquid outlet, the flue gas inlet pipe, the pipe plate, the clamping groove, the handle, the fixing plate, the connecting hole, the heat exchange pipe and the disassembly mechanism for matching use.

Description

Petrochemical industry is heat exchanger of easy maintenance for equipment

Technical Field

The utility model belongs to the technical field of petrochemical equipment, and particularly relates to an easily-maintained heat exchanger for petrochemical equipment.

Background

Petrochemical equipment is short for petroleum and chemical equipment, and refers to the general term of equipment used in a series of processes from petroleum drilling and production to transportation until processing into chemical products, and mainly comprises static equipment including tower equipment, heat exchangers, reactors, storage tanks and various shell-mounted equipment and movable equipment for conveying media.

For example, application number: the utility model discloses an easy-maintenance heat exchanger for petrochemical equipment, which comprises a shell, two tube boxes and a bottom plate, wherein two ends of the shell are in threaded connection with one end of the tube boxes through tube plates, the other end of one tube box is fixedly connected with one end of a smoke inlet tube, the other end of the other tube box is in penetrating connection with one end of a smoke outlet tube, an outer ring of the smoke inlet tube is rotatably connected with an inner ring of a ferrule through a fixed ring, a heat exchange liquid inlet is formed in the top of the shell, the bottom of the shell is fixedly connected with one side of the top of the bottom plate through a base, and a heat exchange liquid outlet is formed in one end of the base.

Based on the search of the above patent and the discovery of the device in the prior art, the above device is convenient to clean and maintain the heat exchange tube when applied, but has no problem of convenient overall disassembly and maintenance.

The utility model relates to an easy-maintenance heat exchanger for petrochemical equipment, which is convenient to maintain the heat exchanger in the use process of the petrochemical equipment, but the general heat exchanger is inconvenient to detach, so that a great amount of time is needed for maintenance or repair, and the heat exchange tubes are replaced to influence the service efficiency.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides the easily maintained heat exchanger for the petrochemical equipment, which has the advantage of being convenient for the whole disassembly and maintenance, and solves the problem that the existing easily maintained heat exchanger for the petrochemical equipment does not have the advantage of being convenient for the whole disassembly and maintenance.

The utility model discloses an easily maintained heat exchanger for petrochemical equipment, which comprises a shell, wherein two sides of the bottom of the shell are fixedly connected with support plates, the left side and the right side of the shell are fixedly connected with pipe boxes, one of the right sides of the pipe boxes is communicated with a flue gas outlet pipe, the bottom of the shell is communicated with a heat exchange liquid outlet, the left side of one of the pipe boxes is communicated with a flue gas inlet pipe, two sides of the surface of the shell are fixedly connected with pipe plates, the top and the bottom of the opposite sides of the two pipe plates are respectively provided with a clamping groove, the top and the bottom of the opposite sides of the two pipe boxes are respectively fixedly connected with a handle, two sides of an inner cavity of the shell are respectively fixedly connected with a fixing plate, the surfaces of the two fixing plates are respectively provided with a connecting hole, the inner cavity of the connecting holes is penetrated and provided with a heat exchange pipe, the front side and the rear side of the inner cavity of the shell are respectively fixedly connected with a disassembling mechanism, and the disassembling mechanism comprises two fixing grooves, and the left side of the top of the shell is communicated with a heat exchange liquid inlet.

As the preferable mode of the utility model, the two sides of the inner cavities of the two fixing grooves are fixedly connected with the positioning rods, the surfaces of the four positioning rods are sleeved with gears, one side of the two gears opposite to each other is meshed with the toothed plate, and the other side of the two toothed plates opposite to each other is fixedly connected with the two fixing plates.

As the preferable mode of the utility model, the top and the bottom of the opposite sides of the two pipe boxes are fixedly connected with clamping blocks, and the surfaces of the two clamping blocks are movably connected with the inner cavity of the clamping groove.

As the preferable mode of the utility model, bolts are connected with two sides of the opposite sides of the two tube boxes in a threaded manner, nuts are fixedly connected with the front sides and the rear sides of the two tube plates, and the right sides of the two bolts are connected with the two nuts in a threaded manner.

Preferably, the surface of the heat exchange liquid outlet is provided with threads, and the surface of the heat exchange liquid outlet is connected with a screw cap in a threaded manner.

As the preferable mode of the utility model, the opposite sides of the two supporting plates are fixedly connected with positioning blocks, and the tops of the two positioning blocks are provided with through holes.

As the preferable mode of the utility model, the top of the heat exchange liquid inlet is fixedly connected with a locating plate, and a locating hole is formed in the surface of the locating plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model solves the problem that the existing heat exchanger which is easy to maintain for petrochemical equipment does not have the advantage of convenient integral disassembly and maintenance by arranging the shell, the supporting plate, the pipe box, the flue gas outlet pipe, the heat exchange liquid outlet, the flue gas inlet pipe, the pipe plate, the clamping groove, the handle, the fixing plate, the connecting hole, the heat exchange pipe and the disassembly mechanism for matching use.

2. According to the utility model, the fixing groove, the locating rod, the gear and the toothed plate are arranged, and the fixing plate is pulled to drive the heat exchange tube to move while the fixing plate moves, and meanwhile, the fixing plate drives the toothed plate to carry out meshing sliding extraction on the surface of the gear, so that the heat exchange tube can be maintained.

3. According to the utility model, the clamping block is movably connected with the inner cavity of the clamping groove to clamp the tube box, the bolt is arranged, the threaded connection of the bolt and the nut is used for fixing the clamped position of the tube box and the tube plate, the screwing cover is arranged to facilitate the disassembly of the threaded connection of the screwing cover and the heat exchange liquid outlet, the positioning block is arranged, the through holes are formed in the surface of the positioning block, when the shell is installed and used, the supporting plate, the positioning block and the through holes are arranged to fixedly install and use the device, and the positioning plate is provided with the positioning holes to facilitate the connection of the heat exchange liquid inlet and other pipelines.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a left-hand cross-sectional structure provided by an embodiment of the present utility model;

fig. 3 is a schematic cross-sectional view of a disassembly mechanism according to an embodiment of the present utility model.

Fig. 4 is a schematic view of an expanded structure of a box pipe according to an embodiment of the present utility model.

In the figure: 1. a housing; 2. a support plate; 3. a tube box; 4. a flue gas outlet pipe; 5. a heat exchange liquid outlet; 6. a flue gas inlet pipe; 7. a tube sheet; 8. a clamping groove; 9. a handle; 10. a fixing plate; 11. a connection hole; 12. a heat exchange tube; 13. a dismounting mechanism; 1301. a fixing groove; 1302. a positioning rod; 1303. a gear; 1304. a toothed plate; 14. a heat exchange liquid inlet; 15. a clamping block; 16. a bolt; 17. a nut; 18. screwing the cover; 19. a positioning block; 20. a through hole; 21. a positioning sheet; 22. and positioning holes.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the easy-maintenance heat exchanger for petrochemical equipment provided by the embodiment of the utility model comprises a shell 1, wherein two sides of the bottom of the shell 1 are fixedly connected with a supporting plate 2, the left side and the right side of the shell 1 are fixedly connected with a tube box 3, the right side of one tube box 3 is communicated with a flue gas outlet tube 4, the bottom of the shell 1 is communicated with a heat exchange liquid outlet 5, the left side of one tube box 3 is communicated with a flue gas inlet tube 6, two sides of the surface of the shell 1 are fixedly connected with tube plates 7, the top and the bottom of the opposite sides of the two tube plates 7 are respectively provided with a clamping groove 8, the top and the bottom of the opposite sides of the two tube boxes 3 are respectively fixedly connected with a handle 9, two sides of an inner cavity of the shell 1 are respectively fixedly connected with a fixing plate 10, the surfaces of the two fixing plates 10 are respectively provided with a connecting hole 11, the inner cavity of the connecting hole 11 is penetrated and provided with a heat exchange tube 12, the front side and the rear side of the inner cavity of the shell 1 are respectively fixedly connected with a disassembling mechanism 13, the disassembling mechanism 13 comprises two fixing grooves 1301, and the left side of the top of the shell 1 is communicated with a heat exchange liquid inlet 14.

Referring to fig. 2 and 3, two sides of the inner cavity of the two fixing grooves 1301 are fixedly connected with positioning rods 1302, gears 1303 are sleeved on the surfaces of the four positioning rods 1302, toothed plates 1304 are engaged and connected on opposite sides of the two gears 1303, and opposite sides of the two toothed plates 1304 are fixedly connected with the two fixing plates 10.

The scheme is adopted: through setting up fixed slot 1301, locating lever 1302, gear 1303 and pinion rack 1304, through setting up pulling fixed plate 10, drive heat exchange tube 12 and remove when fixed plate 10 removes, simultaneously fixed plate 10 drives pinion rack 1304 and carries out the meshing slip and take out on the surface of gear 1303 can maintain heat exchange tube 12.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the top and the bottom of two opposite sides of tube boxes 3 are all fixedly connected with fixture blocks 15, the surface of two fixture blocks 15 all with the inner chamber swing joint of draw-in groove 8, the equal threaded connection in both sides of two opposite sides of tube boxes 3 has bolts 16, the equal fixedly connected with nuts 17 in front side and the rear side of two tube sheets 7, the right side of two bolts 16 all with two nuts 17 threaded connection, the surface of heat exchange fluid export 5 is equipped with the screw thread, the surface threaded connection of heat exchange fluid export 5 has screw cap 18, the equal fixedly connected with locating piece 19 in one side of two backup pads 2, through-hole 20 has all been seted up at the top of two locating pieces 19, locating piece 21 has been seted up to the top fixedly connected with locating piece 21 on the surface of locating piece 21.

The scheme is adopted: through setting up fixture block 15, fixture block 15 and draw-in groove 8 inner chamber swing joint have played the chucking effect to the tube-box 3, through setting up bolt 16, the screwed connection of bolt 16 and nut 17 has played the effect that the position after 3 and tube sheet 7 chucking was fixed, through setting up screw cap 18, screw cap 18 and heat exchange fluid outlet 5's screwed connection have played convenient to detach's effect, through setting up locating piece 19 surface all set up through-hole 20 when installing casing 1 and use, through setting up backup pad 2 and locating piece 19 and through-hole 20 carry out fixed mounting to equipment and use, through setting up spacer 21, spacer 21 surface has seted up locating hole 22 and has played the effect that is convenient for heat exchange fluid inlet 14 and other pipe connections.

The working principle of the utility model is as follows:

when the heat exchanger is used, firstly, the equipment is fixedly installed through the support plate 2, the positioning block 19 and the through holes 20, then when a user needs to maintain the inside, firstly, any one of the two tube boxes 3 can be disassembled, the bolt 16 is firstly disassembled in the inner cavity of the nut 17, then the tube box 3 and the clamping block 15 are driven by twisting the handle 9 anticlockwise to rotate to the top point in the inner cavity of the clamping groove 8, and then the tube box 3 can be disassembled, the single heat exchange tube 12 can be maintained or replaced through the plurality of connecting holes 11 without integral disassembly, if the user needs to integrally disassemble the internal heat exchange tube 12, the fixing plate 10 is pulled outwards, the toothed plate 1304 is driven to be meshed and extracted with the surface of the gear 1303 in the inner cavity of the fixing groove 1301 when the fixing plate 10 is moved, and therefore the problem that the existing heat exchanger easy to maintain for petrochemical equipment does not have the convenience in integral disassembly and maintenance is solved.

To sum up: this petrochemical industry is heat exchanger of easy maintenance for equipment, through setting up casing 1, backup pad 2, pipe case 3, flue gas exit tube 4, heat transfer liquid export 5, flue gas income pipe 6, tube sheet 7, draw-in groove 8, handle 9, fixed plate 10, linking hole 11, heat exchange tube 12 and the cooperation of detaching mechanism 13 use, solved the problem that the current heat exchanger of easy maintenance for equipment of petrochemical industry does not possess the whole dismantlement maintenance of being convenient for.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a petrochemical industry is heat exchanger of easy maintenance for equipment, includes casing (1), its characterized in that: the utility model discloses a heat exchange device, including casing (1), joint hole (11) are all offered on the surface of casing (1), casing (1) bottom's both sides equal fixedly connected with backup pad (2), the equal fixedly connected with pipe case (3) in left side and the right side of casing (1), one of them the right side intercommunication of pipe case (3) has flue gas exit (4), one of them the left side intercommunication of pipe case (3) has flue gas income pipe (6), draw-in groove (8) have all been offered at the top and the bottom of two tube sheets (7) opposite sides, the equal fixedly connected with handle (9) in top and the bottom of two opposite sides of pipe case (3), joint hole (11) have all been offered on the surface of two fixed plates (10) in the both sides of casing (1) inner chamber, the inner chamber through-mounting of joint hole (11) has heat exchange tube (12), the front side and the equal fixedly connected with disassembly body (13) in rear side of casing (1) inner chamber, disassembly body (13) include two left side (1301) and have heat exchange liquid entry (14).

2. A readily maintainable heat exchanger for petrochemical plants as defined in claim 1, wherein: two sides of the inner cavity of the two fixing grooves (1301) are fixedly connected with positioning rods (1302), gears (1303) are sleeved on the surfaces of the four positioning rods (1302), toothed plates (1304) are connected to opposite sides of the two gears (1303) in a meshed mode, and opposite sides of the two toothed plates (1304) are fixedly connected with the two fixing plates (10).

3. A readily maintainable heat exchanger for petrochemical plants as defined in claim 1, wherein: the top and the bottom of two opposite sides of pipe case (3) are all fixedly connected with fixture block (15), and the surface of two fixture blocks (15) all with the inner chamber swing joint of draw-in groove (8).

4. A readily maintainable heat exchanger for petrochemical plants as defined in claim 1, wherein: two sides of the opposite sides of the two tube boxes (3) are respectively connected with a bolt (16) in a threaded manner, the front sides and the rear sides of the two tube plates (7) are respectively fixedly connected with a nut (17), and the right sides of the two bolts (16) are respectively connected with the two nuts (17) in a threaded manner.

5. A readily maintainable heat exchanger for petrochemical plants as defined in claim 1, wherein: the surface of the heat exchange liquid outlet (5) is provided with threads, and the surface of the heat exchange liquid outlet (5) is in threaded connection with a screwing cap (18).

6. A readily maintainable heat exchanger for petrochemical plants as defined in claim 1, wherein: the opposite sides of the two support plates (2) are fixedly connected with positioning blocks (19), and through holes (20) are formed in the tops of the two positioning blocks (19).

7. A readily maintainable heat exchanger for petrochemical plants as defined in claim 1, wherein: the top of the heat exchange liquid inlet (14) is fixedly connected with a locating plate (21), and a locating hole (22) is formed in the surface of the locating plate (21).