CN213120178U - Heat exchanger - Google Patents

Abstract

The utility model discloses a heat exchange device, including shell body and holding in heat exchange tube in the shell body still includes the fixed plate, be provided with the heat exchange tube in the shell body, be provided with the trompil on the outer wall of shell body, the tip of heat exchange tube has the pipe joint, the pipe joint is followed the trompil is stretched out the shell body, the pipe joint stretches out the part of shell body is connecting portion, the lateral wall of connecting portion is provided with positioning groove, the outward flange of fixed plate is provided with the location bayonet socket, positioning groove chucking in the location bayonet socket, the utility model discloses can carry out prepositioning to the heat exchange tube tip, it is more convenient when connecting other pipe joints, pipeline, and the workman need not pull the heat exchange tube tip with the hand always, avoids it to drop back in the shell body.

Description

Heat exchanger

Technical Field

The utility model relates to a heat exchange equipment especially relates to a heat transfer device.

Background

The heat exchanger includes shell and heat exchange tube, when the equipment, generally put into the shell with the heat exchange tube in, can reserve the vacancy on the shell, outwards stretch out the tip follow the vacancy of reserving of shell with the heat exchange tube again, so can conveniently be connected other pipelines and heat exchange tube, when the tip of heat exchange tube stretches out in the shell, the workman generally need be with the tip of one hand heat exchange tube, avoid the tip of heat exchange tube to fall into again in the shell, some workman directly with the tip card of heat exchange tube in reserving vacancy department, the heat exchange tube drops again to the shell under the action of gravity of self easily, so make whole assembling process very inconvenient, be difficult to improve the packaging efficiency to the heat exchange tube.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat transfer device to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.

The technical scheme adopted for solving the technical problems is as follows:

the heat exchange device comprises a shell, a heat exchange tube and a fixing plate, wherein the heat exchange tube is contained in the shell, a hole is formed in the outer wall of the shell, a pipeline joint is arranged at the end part of the heat exchange tube and extends out of the shell from the hole, the part of the pipeline joint extending out of the shell is a connecting part, a positioning groove is formed in the outer side wall of the connecting part, a positioning bayonet is formed in the outer edge of the fixing plate, and the positioning groove is clamped in the positioning bayonet.

The technical scheme at least has the following beneficial effects: the tip of heat exchange tube has positioning groove, when the tip of heat exchange tube outwards stretches out from the trompil, remove the fixed plate to the direction that is close to heat exchange tube connecting portion, the location bayonet socket on the fixed plate can keep away the space to the tip of heat exchange tube, thereby the fixed plate can continue to remove, utilize the inward flange card of location bayonet socket in the positioning groove of connecting portion, the up-and-down activity of heat exchange tube tip has been restricted, make the tip of heat exchange tube can not drop to the shell body again from the trompil, and can carry out the prepositioning to the heat exchange tube tip, connect other pipe joints, it is more convenient during the pipeline, the workman need not pull the heat exchange tube tip with the hand always, avoid it to drop back in.

As the further improvement of the technical proposal, the utility model discloses still include the linker, the linker with pipe joint sealing connection. The communicating vessels are used for connecting a plurality of pipe joints with each other or connecting the pipe joints with other pipes.

As a further improvement of the technical scheme, the communicating device cover is arranged outside the pipeline joint, a sealing groove is formed in the outer side wall of the pipeline joint or the inner side wall of the communicating device, and a sealing ring is arranged in the sealing groove. The sealing performance of the pipeline joint and the communicating vessel in connection can be improved by utilizing the sealing ring.

As a further improvement of the above technical solution, two sealing grooves are arranged along the length extending direction of the pipe joint, and the two sealing grooves are respectively located at two sides of the positioning groove. When the sealing ring close to one side of the port of the pipeline joint is used for connecting an external pipeline to the pipeline joint, the connection sealing performance between the sealing ring and the pipeline joint is enhanced, and the sealing ring far away from one side of the port of the pipeline joint is used for enhancing the sealing between the pipeline joint and the inner wall of the opening, so that condensed water in the outer shell cannot flow out, and the structure is more compact and reliable.

As a further improvement of the technical scheme, the fixing plate and the communicating vessel are correspondingly provided with fixing holes, and the outer wall of the outer shell is correspondingly provided with fixing screw holes at positions right opposite to the fixing holes. The screw is driven into the fixing hole and connected to the fixing screw hole, and the fixing plate can be further installed and fixed on the outer shell, so that the integral structure is more stable.

As a further improvement of the above technical solution, the heat exchange tube includes a first spiral heat exchange tube, the tube joint includes a first tube joint and a second tube joint, two ends of the first spiral heat exchange tube are respectively provided with the first tube joint and the second tube joint, and the first tube joint and the second tube joint face the same side of the outer shell. The both ends of first spiral heat exchange tube all have this pipe joint, usable fixed plate is direct to be blocked the tip of first spiral heat exchange tube in trompil department, it is more convenient to assemble, the fixed plate of here can be one or two, when only a fixed plate, can directly set up two location bayonets on a fixed plate, directly block the both ends of first spiral heat exchange tube on same fixed plate, when two fixed plates, all be provided with a location bayonet socket on every fixed plate, the both ends of first spiral heat exchange tube can block respectively on two fixed plates, and first pipe joint pipe sets up with second pipe joint homonymy, it is easier during the equipment.

As a further improvement of the above technical solution, the heat exchange tube further comprises a second spiral heat exchange tube, the second spiral heat exchange tube is located outside the first spiral heat exchange tube, the tube joint comprises a third tube joint and a fourth tube joint, two ends of the second spiral heat exchange tube are respectively provided with the third tube joint and the fourth tube joint, the fourth tube joint faces the same side of the outer shell, and the second tube joint and the fourth tube joint are connected to communicate the first spiral heat exchange tube with the second spiral heat exchange tube. Similarly, the two ends of the second spiral heat exchange tube are provided with the tube joints, the fixing plate can be used for directly clamping the end part of the second spiral heat exchange tube at the hole, the assembly is more convenient, the fixing plate can be one or two, when only one fixing plate is provided, two positioning bayonets can be directly arranged on one fixing plate, the two ends of the second spiral heat exchange tube can be directly clamped on the same fixing plate, when two fixing plates are provided, each fixing plate is provided with one positioning bayonet, the two ends of the first spiral heat exchange tube can be respectively clamped on the two fixing plates, the third tube joint tube and the fourth tube joint are arranged at the same side, the assembly is easier, after the first spiral heat exchange tube and the second spiral heat exchange tube are mutually communicated, a medium needing heat exchange can flow into the first spiral heat exchange tube after passing through the second spiral heat exchange tube, the preheating and the heating are realized, the heat exchange efficiency is improved.

As a further improvement of the above technical solution, the communicating vessel includes a communicating water box, the second pipe joint and the fourth pipe joint are hermetically connected through the communicating water box, and the fixing plate corresponding to the communicating water box is provided with the positioning bayonets arranged in parallel. Utilize the intercommunication water box to carry out the high-speed joint with two heat exchange tubes, the dismouting is more convenient, and intercommunication water box reconnects to rather than corresponding fixed plate on, overall structure is more firm.

As a further improvement of the above technical solution, the heat exchange device includes two second spiral heat exchange tubes, and the second pipe joint is located between two fourth pipe joints. The pressure can be dispersed by the structural design, and when the heat exchange medium flows out from the two fourth pipeline joints, the resistance can be reduced due to the dispersion at the two ends of the second pipeline joint.

As a further improvement of the above technical solution, the outer shell includes an end cover plate and an outer shell body, the communicating vessel includes a water outlet joint and a water inlet joint, the first pipe joint is connected with the water outlet joint in a sealing manner, the water outlet joint is located in the end cover plate, the third pipe joint is connected with the water inlet joint in a sealing manner, and the water inlet joint is located in the outer shell body. Go out water swivel and dispose respectively to different main parts on, be convenient for manage respectively to connecting both, reduce the pipeline winding when connecting peripheral hardware water pipe.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is an overall perspective view of the present invention;

FIG. 2 is a schematic view of the inner structure of the pipe joint of the present invention cooperating with the outer shell and the fixing plate;

FIG. 3 is a schematic view of the overall internal structure of the present invention;

fig. 4 is an overall perspective view in another direction of the present invention.

In the drawings: 100-outer shell, 110-outer shell body, 120-end cover plate, 201-first pipeline joint, 202-second pipeline joint, 203-third pipeline joint, 204-fourth pipeline joint, 210-positioning groove, 220-sealing groove, 300-fixing plate, 310-positioning bayonet, 400-communicating water box, 510-water inlet joint, 520-water outlet joint, 610-first spiral heat exchange tube, 620-second spiral heat exchange tube, 630-first baffle, 640-second baffle.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 2, a heat exchange device includes an outer shell 100 and a fixing plate 300, a heat exchange tube is arranged in the outer shell 100, an opening is formed in an outer wall of the outer shell 100, a pipe joint is arranged at an end portion of the heat exchange tube, the pipe joint extends out of the outer shell 100 from the opening, a portion of the pipe joint extending out of the outer shell 100 is a connecting portion, a positioning groove 210 is arranged on an outer side wall of the connecting portion, a positioning bayonet 310 is arranged on an outer edge of the fixing plate 300, and the positioning groove 210 is clamped. Because the tip of heat exchange tube has positioning groove 210, when the tip of heat exchange tube outwards stretched out from the trompil, remove fixed plate 300 to the direction that is close to heat exchange tube connecting portion, location bayonet 310 on the fixed plate 300 can keep away the space to the tip of heat exchange tube, thereby fixed plate 300 can continue to remove, utilize the inward flange card of location bayonet 310 in positioning groove 210 of connecting portion, the activity from top to bottom at the heat exchange tube tip has been restricted, make the tip of heat exchange tube can not drop to shell body 100 again from the trompil, and can carry out the prepositioning to the heat exchange tube tip, connect other pipe joints, it is more convenient during the pipeline, the workman need not pull the heat exchange tube tip with the hand always, avoid it to drop back in shell body 100, the efficiency of whole.

The utility model discloses still include the linker, linker and pipe joint sealing connection. The communicating vessels are used for connecting a plurality of pipe joints with each other or connecting the pipe joints with other pipes.

In order to improve the sealing performance of the pipeline joint, the communicating device cover is arranged outside the pipeline joint, a sealing groove 220 is arranged on the outer side wall of the pipeline joint or the inner side wall of the communicating device, and a sealing ring is arranged in the sealing groove 220. The sealing performance of the pipeline joint and the communicating vessel in connection can be improved by utilizing the sealing ring.

As a further embodiment of the structural design of the sealing groove 220, two sealing grooves 220 are arranged along the length extension direction of the pipe joint, and the two sealing grooves 220 are respectively located at two sides of the positioning groove 210. When the sealing ring close to one side of the port of the pipeline joint is used for connecting an external pipeline to the pipeline joint, the connection sealing performance between the sealing ring and the pipeline joint is enhanced, and the sealing ring far away from one side of the port of the pipeline joint is used for enhancing the sealing between the pipeline joint and the inner wall of the opening, so that condensed water in the outer shell 100 cannot flow out, and the structure is more compact and reliable.

The fixing plate 300 is pre-fixed on the outer casing 100 by being clamped with the positioning groove 210, in order to further fasten the fixing plate 300 on the outer casing 100, the fixing plate 300 and the communicating vessel are correspondingly provided with fixing holes, and the outer wall of the outer casing 100 is correspondingly provided with fixing screw holes at positions corresponding to the fixing holes. The fixing plate 300 can be further fixed to the housing body 100 by driving screws into the fixing holes and connecting the fixing screws to the fixing holes, so that the overall structure is more stable.

In some embodiments, the heat exchange tube comprises a first spiral heat exchange tube 610, the pipe joints comprise a first pipe joint 201 and a second pipe joint 202, the first spiral heat exchange tube 610 is provided with the first pipe joint 201 and the second pipe joint 202 at two ends, respectively, and the first pipe joint 201 and the second pipe joint 202 face the same side of the outer shell 100. Both ends of first spiral heat exchange tube 610 all have this pipe joint, usable fixed plate 300 is direct with the tip card of first spiral heat exchange tube 610 in trompil department, it is more convenient to assemble, fixed plate 300 here can be one or two, when only one fixed plate 300, can directly set up two location bayonets 310 on a fixed plate 300, directly block the both ends of first spiral heat exchange tube 610 on same fixed plate 300, when two fixed plates 300, all be provided with a location bayonet 310 on every fixed plate 300, the both ends of first spiral heat exchange tube 610 can block respectively on two fixed plates 300, and first pipe joint 201 pipe and second pipe joint 202 homonymy set up, it is easier during the equipment.

In some embodiments, the heat exchange tube further comprises a second spiral heat exchange tube 620, the second spiral heat exchange tube 620 is located at the outer side of the first spiral heat exchange tube 610, the tube joints comprise a third tube joint 203 and a fourth tube joint 204, both ends of the second spiral heat exchange tube 620 are respectively provided with the third tube joint 203 and the fourth tube joint 204, the fourth tube joint 204 and the first tube joint 201 face the same side of the outer casing 100, and the second tube joint 202 and the fourth tube joint 204 are connected to communicate the first spiral heat exchange tube 610 with the second spiral heat exchange tube 620. Similarly, the two ends of the second spiral heat exchanging pipe 620 are provided with the pipe joints, the fixing plate 300 can be used to directly clamp the end of the second spiral heat exchanging pipe 620 at the opening, the assembly is more convenient, the fixing plate 300 can be one or two, when only one fixing plate 300 is provided, two positioning bayonets 310 can be directly arranged on one fixing plate 300, the two ends of the second spiral heat exchanging pipe 620 can be directly clamped on the same fixing plate 300, when two fixing plates 300 are provided, each fixing plate 300 is provided with one positioning bayonet 310, the two ends of the first spiral heat exchanging pipe 610 can be respectively clamped on the two fixing plates 300, the pipe of the third pipe joint 203 and the pipe of the fourth pipe joint 204 are arranged on the same side, the assembly is easier, after the first spiral heat exchanging pipe 610 and the second spiral heat exchanging pipe 620 are communicated with each other, the medium needing heat exchanging can flow into the first spiral heat exchanging pipe 610 after passing through the second spiral, preheating is carried out first and then heating is carried out, and heat exchange efficiency is improved.

As shown in fig. 3, further, a first baffle 630 may be disposed between the first spiral heat exchanging tube 610 and the second spiral heat exchanging tube 620, a first flue gas through hole is disposed on the first baffle 630, a second baffle 640 is disposed on the outer side of the second spiral heat exchanging tube 620, and a second flue gas through hole is disposed on the second baffle 640. High-temperature flue gas is introduced into the inner side of the first spiral heat exchange tube 610 and diffuses in the direction from the first spiral heat exchange tube 610 to the second spiral heat exchange tube 620, the flue gas firstly passes through the peripheral wall of the first spiral heat exchange tube 610, is gathered near a first flue gas through hole of the first baffle 630, then flows to the second spiral heat exchange tube 620 after passing through the first flue gas through hole, passes through the peripheral wall of the second spiral heat exchange tube 620, is finally gathered near a second flue gas through hole of the second baffle 640, and is discharged after passing through the second flue gas through hole, in the process, the flue gas is blocked by the baffles after passing through any spiral heat exchange tube, the flow velocity of the flue gas is reduced, the heat exchange time of the flue gas and the spiral heat exchange tubes is prolonged, when the flue gas is gathered near the flue gas through holes, the temperature of the flue gas after heat exchange can be uniformly mixed, when the flue gas after uniform mixing is discharged from the first flue gas through, whole process flue gas temperature distribution is more even, and the heat exchange is more abundant, and the medium that needs the heat transfer lets in second spiral heat exchange tube 620 from the interface of intaking in, preheats earlier, flows into first spiral heat exchange tube 610 again and heats, discharges from the interface of going out water at last, can carry out make full use of to the heat of flue gas, reduces thermal waste, has greatly improved heat exchange efficiency.

As a further embodiment of the communicating vessel, the communicating vessel includes a communicating water box 400, the second pipe joint 202 and the fourth pipe joint 204 are hermetically connected through the communicating water box 400, and the fixing plate 300 corresponding to the communicating water box 400 is provided with the positioning bayonets 310 arranged in parallel. Utilize intercommunication water box 400 to carry out the high-speed joint with two heat exchange tubes, the dismouting is more convenient, and intercommunication water box 400 is reconnected to rather than corresponding fixed plate 300 on, overall structure is more firm.

As a further example of the heat exchange tube structure, the heat exchange device comprises two second spiral heat exchange tubes 620, and the second tube connector 202 is located between the two fourth tube connectors 204. The structural design can disperse pressure, and when the heat exchange medium flows out of the two fourth pipe joints 204, the resistance can be reduced due to the dispersion at the two ends of the second pipe joint 202.

In the above embodiment, the water outlet joint 520 and the water inlet joint 510 may be respectively disposed on the end cover plate 120 or the housing body 110, as shown in fig. 4, in this embodiment, the housing body 100 includes the end cover plate 120 and the housing body 110, the communicating device includes the water outlet joint 520 and the water inlet joint 510, the first pipe joint 201 is hermetically connected with the water outlet joint 520, the water outlet joint 520 is located on the end cover plate 120, the third pipe joint 203 is hermetically connected with the water inlet joint 510, and the water inlet joint 510 is located on the housing body 110. The water outlet joint 520 and the water inlet joint 510 are respectively configured on different main bodies, so that the connection between the water outlet joint and the water inlet joint is convenient to manage, and the pipeline winding when external water pipes are connected is reduced.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.

Claims (10)

1. A heat exchange device comprising an outer shell (100) and a heat exchange tube housed within the outer shell (100), characterized in that: still include fixed plate (300), be provided with the heat exchange tube in shell body (100), be provided with the trompil on the outer wall of shell body (100), the tip of heat exchange tube has pipe joint, pipe joint follows the trompil is stretched out shell body (100), pipe joint stretches out the part of shell body (100) is connecting portion, the lateral wall of connecting portion is provided with positioning groove (210), the outward flange of fixed plate (300) is provided with location bayonet socket (310), positioning groove (210) chucking in location bayonet socket (310).

2. A heat exchange apparatus according to claim 1, wherein: the pipeline joint is characterized by further comprising a communicating vessel, and the communicating vessel is connected with the pipeline joint in a sealing mode.

3. A heat exchange apparatus according to claim 2, wherein: the communicating device cover is arranged outside the pipeline connector, a sealing groove (220) is formed in the outer side wall of the pipeline connector or the inner side wall of the communicating device, and a sealing ring is arranged in the sealing groove (220).

4. A heat exchange unit according to claim 3, wherein: two sealing grooves (220) are arranged along the length extending direction of the pipeline joint, and the two sealing grooves (220) are respectively positioned at two sides of the positioning groove (210).

5. A heat exchange apparatus according to claim 2, wherein: the fixing plate (300) and the communicating vessel are correspondingly provided with fixing holes, and the outer wall of the outer shell (100) is correspondingly provided with fixing screw holes at positions right opposite to the fixing holes.

6. A heat exchange apparatus according to claim 2, wherein: the heat exchange tube comprises a first spiral heat exchange tube (610), the tube joint comprises a first tube joint (201) and a second tube joint (202), two ends of the first spiral heat exchange tube (610) are respectively provided with the first tube joint (201) and the second tube joint (202), and the first tube joint (201) and the second tube joint (202) face towards the same side of the outer shell (100).

7. A heat exchange unit according to claim 6, wherein: the heat exchange tube further comprises a second spiral heat exchange tube (620), the second spiral heat exchange tube (620) is located on the outer side of the first spiral heat exchange tube (610), the tube joint comprises a third tube joint (203) and a fourth tube joint (204), two ends of the second spiral heat exchange tube (620) are respectively provided with the third tube joint (203) and the fourth tube joint (204), the fourth tube joint (204) faces the first tube joint (201) towards the same side of the outer shell (100), and the second tube joint (202) and the fourth tube joint (204) are connected to enable the first spiral heat exchange tube (610) to be communicated with the second spiral heat exchange tube (620).

8. A heat exchange unit according to claim 7, wherein: the communicating vessel comprises a communicating water box (400), the second pipeline joint (202) and the fourth pipeline joint (204) are in sealing connection with the communicating water box (400), and the fixing plate (300) corresponding to the communicating water box (400) is provided with the positioning bayonets (310) in parallel.

9. A heat exchange unit according to claim 7, wherein: the heat exchange device comprises two second spiral heat exchange tubes (620), and the second pipeline joint (202) is positioned between the two fourth pipeline joints (204).

10. A heat exchange unit according to claim 7, wherein: the shell body (100) comprises an end cover plate (120) and a shell body (110), the communicating vessel comprises a water outlet joint (520) and a water inlet joint (510), the first pipeline joint (201) is connected with the water outlet joint (520) in a sealing mode, the water outlet joint (520) is located on the end cover plate (120), the third pipeline joint (203) is connected with the water inlet joint (510) in a sealing mode, and the water inlet joint (510) is located on the shell body (110).

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