Multi-channel heat exchanger

Abstract

The utility model relates to the technical field of heat exchangers, and discloses a multi-channel heat exchanger which comprises a shell, and the top surface of the shell is fixedly connected with a first water inlet pipe. According to the multi-channel heat exchanger, through the arrangement of the dismounting assembly and the sealing assembly, during installation, the protective shell extrudes the sealing gasket, at the moment, an extrusion spring is in a compressed state, certain counter-acting force is generated, the sealing gasket and the protective shell are tightly attached, and therefore liquid is prevented from leaking out of a connector; the moving block drives the sleeve to move, the sleeve moves to enable the extension spring to be in a stretching state, the rotating rod is rotated to the position between the clamping plates, the moving block is loosened, the extension spring drives the sleeve to reset, the sleeve is clamped to the clamping plates, and therefore the protective shell is fixed, and the protective shell can be rapidly mounted and dismounted; and a worker can conveniently overhaul and replace the heat conduction pipe and the like in the device.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat exchanger technical field especially relates to a multi -pass heat exchanger. BACKGROUND

[0002] As a kind of high-efficiency energy conversion device, multi-pass heat exchanger is increasingly widely used in modern industrial field, especially under the background of pursuing energy saving and environmental protection and resource efficient utilization, it shows its unique advantages and potential. Next, we will analyze the core value of multi-pass heat exchanger from its development history, key technology and working principle.

[0003] Most of the existing devices are connected by flange and bolt when using, when the inside of device is overhauled, it is more troublesome to need the help of screwdriver and other tools. UTILITY MODEL CONTENT

[0004] (1) technical problem solved

[0005] The utility model aims at providing a kind of multi-pass heat exchanger, to solve the problem that most of the existing devices are connected by flange and bolt when using in the above background technology, when the inside of device is overhauled, it is more troublesome to need the help of screwdriver and other tools.

[0006] (2) technical scheme

[0007] To achieve the above purpose, the utility model is realized by the following technical scheme: a kind of multi-pass heat exchanger, including shell, the top surface of the shell is fixedly connected with first water inlet pipe, the outer side of the first water inlet pipe is fixedly connected with first filter assembly, the surface of the shell is fixedly connected with four groups of disassembly components, the side of the shell is fixedly connected with mounting block, the inside of the mounting block is provided with sealing assembly, the inside of the shell is provided with second filter assembly, the first filter assembly includes the filter box fixedly connected on the outer side of first water inlet pipe, the inside of the filter box is slidably connected with two groups of filter frame, the inside of two groups of filter frame is fixedly connected with first filter screen;Four groups of the disassembly components all include the fixed block fixedly connected on the surface of shell, the inside of four groups of fixed block is all rotatably connected with rotating rod, the end of four groups of rotating rod is all fixedly connected with stretch spring, the end of four groups of stretch spring is all fixedly connected with sleeve, the end of four groups of sleeve is all fixedly connected with moving block;The sealing assembly includes the extrusion spring of several groups arranged in the inside of mounting block, the end of several groups of extrusion spring is fixedly connected with sealing pad;The second filter assembly includes the installation frame arranged in the inside of shell, the inside of the installation frame is threadedly connected with several groups of bolts, the inside of the installation frame is fixedly connected with second filter screen.

[0008] As a further scheme of the utility model, the top surface of the shell is fixedly connected with two groups of pull plates, and the inside of the two groups of pull plates is provided with connecting holes.

[0009] As a further scheme of the utility model, one end of the mounting block is fixedly connected with a protective shell, and the outer side of the protective shell is fixedly connected with a plurality of groups of clamping plates.

[0010] As a further scheme of the utility model, one end of the protective shell is connected with a second water inlet pipe, and one end of the second water inlet pipe is fixedly connected with a second connecting disc.

[0011] As a further scheme of the utility model, the other end of the shell is fixedly connected with a second water outlet pipe, one end of the second water outlet pipe is fixedly connected with a second flange plate, the bottom surface of the shell is connected with a first water outlet pipe, one end of the first water outlet pipe is fixedly connected with a first connecting disc.

[0012] As a further scheme of the utility model, the bottom surface of the shell is fixedly connected with two groups of supporting plates, the surface of the two groups of supporting plates is provided with a plurality of groups of threaded holes, the inside of the plurality of groups of threaded holes is screw-connected with screws, and the supporting plates are arranged to support the device.

[0013] As a further scheme of the utility model, the inside of the shell is provided with a plurality of groups of flow guide plates, the inside of the plurality of groups of flow guide plates is fixedly connected with a plurality of groups of heat exchange pipes, and the surface of the plurality of groups of flow guide plates is provided with a plurality of groups of water flow holes.

[0014] (Three) beneficial effects

[0015] The utility model provides a kind of multi-channel heat exchanger, with following beneficial effects:

[0016] 1. The multi-channel heat exchanger, through the setting of the disassembly assembly and the sealing assembly, when installing, the protective shell extrudes the sealing gasket, at this time the compression spring is in the compressed state, generates certain reaction force, makes the sealing gasket and the protective shell closely fit, thereby avoiding liquid from leaking out of the interface, when installing, pull the moving block, the moving block drives the sleeve to move, the sleeve moves and makes the tension spring be in the stretched state, rotate the rotating rod, the rotating rod is rotated to the clamping plate, loosen the moving block, the tension spring drives the sleeve to reset, the sleeve is clamped on the clamping plate, thereby fixing the protective shell, so that the protective shell can be quickly installed and disassembled, and the staff can conveniently overhaul and replace the heat-conducting pipe in the device.

[0017] 2. The multi-channel heat exchanger, through the setting of the first filter assembly and the second filter assembly, the first filter screen and the second filter screen filter the cold water and the hot water entering the device, can prevent impurities from entering the device, avoid the channel in the device being blocked, thereby ensuring the normal flow of fluid and heat exchange, and can also protect the heat exchange pipe and other key components in the heat exchanger, prevent the impurities from wearing or corroding the components, thereby prolonging the service life of the device. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is overall structure schematic view of the utility model;

[0019] Figure 2 It is sealing assembly structure schematic view of the utility model;

[0020] Figure 3 It is second filter assembly structure schematic view of the utility model;

[0021] Figure 4 It is disassembly assembly structure schematic view of the utility model;

[0022] Figure 5 It is first filter assembly structure schematic view of the utility model.

[0023] In the drawing: 1, shell;2, first water inlet pipe;3, first filter assembly;301, filter box;302, filter frame;303, first filter screen;4, disassembly assembly;401, fixed block;402, rotating rod;403, tension spring;404, sleeve;405, moving block;5, mounting block;6, sealing assembly;601, compression spring;602, sealing gasket;7, second filter assembly;701, mounting frame;702, bolt;703, second filter screen;8, pull plate;9, protective shell;10, clamping plate;11, second water inlet pipe;12, second connecting disc;13, second water outlet pipe;14, second flange plate;15, first water outlet pipe;16, first connecting disc;17, support plate;18, screw;19, guide plate;20, heat exchange pipe. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figures 1 to 5 The utility model provides a kind of technical scheme: a kind of multi-channel heat exchanger, including shell 1, the top surface of shell 1 is fixedly connected with first water inlet pipe 2, the outside of first water inlet pipe 2 is fixedly connected with first filter assembly 3, the surface of shell 1 is fixedly connected with four groups of disassembly component 4, by the setting of disassembly component 4, staff can overhaul inside device, one side of shell 1 is fixedly connected with mounting block 5, sealing assembly 6 is arranged in the inside of mounting block 5, by the setting of sealing assembly 6, avoid liquid from interface leakage, the inside of shell 1 is provided with second filter assembly 7, first filter assembly 3 includes the filter box 301 of being fixedly connected to the outside of first water inlet pipe 2, two groups of filter frame 302 are slidably connected in the inside of filter box 301, the inside of two groups of filter frame 302 is fixedly connected with first filter screen 303;Four groups of disassembly component 4 all include fixed block 401 fixedly connected to the surface of shell 1, four groups of fixed block 401 all are rotatably connected with rotating rod 402 in the inside, one end of four groups of rotating rod 402 is all fixedly connected with stretch spring 403, one end of four groups of stretch spring 403 is all fixedly connected with sleeve 404, one end of four groups of sleeve 404 is all fixedly connected with moving block 405;Sealing assembly 6 includes the extrusion spring 601 of being arranged in the inside of mounting block 5, one end of several groups of extrusion spring 601 is fixedly connected with sealing pad 602;Second filter assembly 7 includes installation frame 701 arranged in the inside of shell 1, several groups of bolts 702 are threadedly connected in the inside of installation frame 701, second filter screen 703 is fixedly connected in the inside of installation frame 701;

[0026] The top surface of shell 1 is fixedly connected with two groups of pull plate 8, the inside of two groups of pull plate 8 is all set with connecting hole, by the setting of pull plate 8, it plays the role that can be connected with external device;

[0027] One end of mounting block 5 is fixedly connected with protective shell 9, the outside of protective shell 9 is fixedly connected with several groups of clamping plate 10, by the setting of clamping plate 10, it plays the role of fixed protective shell 9;

[0028] One end of protective shell 9 is connected with second water inlet pipe 11, one end of second water inlet pipe 11 is fixedly connected with second connecting disc 12, by the setting of second connecting disc 12, it plays the role of connecting with external pipeline;

[0029] The other end of the outer shell 1 is fixedly connected to a second water outlet pipe 13, one end of the second water outlet pipe 13 is fixedly connected to a second flange 14, the bottom surface of the outer shell 1 is connected to a first water outlet pipe 15, one end of the first water outlet pipe 15 is fixedly connected to a first connecting plate 16, the first water outlet pipe 15 is used to discharge the water after the exchange inside the device.

[0030] Two sets of support plates 17 are fixedly connected to the bottom surface of the outer casing 1. Several sets of threaded holes are opened on the surface of the two sets of support plates 17. Screws 18 are threaded into the interior of the several sets of threaded holes. The support plates 17 serve to support the device.

[0031] The outer casing 1 has several sets of guide plates 19 inside, and several sets of heat exchange tubes 20 are fixedly connected inside the several sets of guide plates 19. Several sets of water flow holes are opened on the surface of the several sets of guide plates 19. The arrangement of heat exchange tubes 20 enables the device to perform heat exchange.

[0032] In this invention, the working steps of the device are as follows:

[0033] First step: During installation, the protective shell 9 compresses the sealing gasket 602. At this time, the compression spring 601 is in a compressed state, generating a certain reaction force, so that the sealing gasket 602 and the protective shell 9 fit tightly together, thereby preventing liquid from leaking out from the interface. During installation, the moving block 405 is pulled, and the moving block 405 drives the sleeve 404 to move. The movement of the sleeve 404 causes the tension spring 403 to be in a stretched state. The rotating rod 402 is rotated to the position between the locking plates 10. The moving block 405 is released, and the tension spring 403 drives the sleeve 404 to return to its original position. The sleeve 404 is locked onto the locking plate 10, thereby fixing the protective shell 9, so that the protective shell 9 can be quickly installed and removed.

[0034] The second step involves filtering the cold and hot water entering the device using the first filter screen 303 and the second filter screen 703. This prevents impurities from entering the device and avoids clogging the internal channels.

[0035] It should be noted that the device structure and accompanying drawings of this utility model mainly describe the principle of this utility model. In terms of the technical aspects of this design principle, the setting of the power mechanism, power supply system and control system of the device is not fully described. However, under the premise that those skilled in the art understand the principle of the above utility model, the specific details of its power mechanism, power supply system and control system can be clearly understood. The control method in the application document is automatic control through a controller. The control circuit of the controller can be implemented by those skilled in the art through simple programming.

[0036] The standard parts used in the application can be purchased from the market, and can be ordered according to the description and the drawings. The specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art. The mechanical parts and equipment adopt the conventional type in the prior art, and the components known to the person skilled in the art are known to the person skilled in the art through technical manual or conventional experimental method.

[0037] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application. The scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A multi-pass heat exchanger comprising a housing (1), characterised in that: The top surface of the shell (1) is fixedly connected with a first water inlet pipe (2), the outer side of the first water inlet pipe (2) is fixedly connected with a first filter assembly (3), the surface of the shell (1) is fixedly connected with four groups of disassembly assemblies (4), one side of the shell (1) is fixedly connected with a mounting block (5), the inside of the mounting block (5) is provided with a sealing assembly (6), the inside of the shell (1) is provided with a second filter assembly (7), The first filter assembly (3) comprises a filter box (301) fixedly connected to the outer side of the first water inlet pipe (2), the inside of the filter box (301) is slidably connected with two groups of filter frames (302), the inside of the two groups of filter frames (302) is fixedly connected with a first filter screen (303); The four groups of disassembly assemblies (4) all comprise a fixed block (401) fixedly connected to the surface of the shell (1), the inside of the four groups of fixed blocks (401) is rotatably connected with a rotating rod (402), one end of the four groups of rotating rods (402) is fixedly connected with a tension spring (403), one end of the four groups of tension springs (403) is fixedly connected with a sleeve (404), one end of the four groups of sleeves (404) is fixedly connected with a moving block (405); The sealing assembly (6) comprises a plurality of groups of extrusion springs (601) arranged in the inside of the mounting block (5), one end of the plurality of groups of extrusion springs (601) is fixedly connected with a sealing gasket (602); The second filter assembly (7) comprises a mounting frame (701) arranged in the inside of the shell (1), the inside of the mounting frame (701) is threadedly connected with a plurality of groups of bolts (702), the inside of the mounting frame (701) is fixedly connected with a second filter screen (703).

2. A multi-pass heat exchanger as claimed in claim 1, wherein: The top surface of the shell (1) is fixedly connected with two groups of pull plates (8), the inside of the two groups of pull plates (8) is provided with a connecting hole.

3. A multi-pass heat exchanger as claimed in claim 1, wherein: One end of the mounting block (5) is fixedly connected with a protective shell (9), the outer side of the protective shell (9) is fixedly connected with a plurality of groups of clamping plates (10).

4. A multi-pass heat exchanger as claimed in claim 3, wherein: One end of the protective shell (9) is throughly connected with a second water inlet pipe (11), one end of the second water inlet pipe (11) is fixedly connected with a second connecting disc (12).

5. A multi-pass heat exchanger as claimed in claim 1, wherein: The other end of the shell (1) is fixedly connected with a second water outlet pipe (13), one end of the second water outlet pipe (13) is fixedly connected with a second flange disc (14), the bottom surface of the shell (1) is throughly connected with a first water outlet pipe (15), one end of the first water outlet pipe (15) is fixedly connected with a first connecting disc (16).

6. A multi-pass heat exchanger as claimed in claim 1, wherein: The bottom surface of the shell (1) is fixedly connected with two groups of supporting plates (17), the surface of the two groups of supporting plates (17) is provided with a plurality of groups of threaded holes, the inside of the plurality of groups of threaded holes is threadedly connected with a plurality of groups of screws (18).

7. A multi-pass heat exchanger as claimed in claim 1, wherein: The inside of the shell (1) is provided with a plurality of groups of guide plates (19), the inside of the plurality of groups of guide plates (19) is fixedly connected with a plurality of groups of heat exchange pipes (20), the surface of the plurality of groups of guide plates (19) is provided with a plurality of groups of water flow holes.

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