CN219757095U - Plate heat exchanger frame and cleaning device - Google Patents

Abstract

The utility model discloses a plate heat exchanger frame and a cleaning device, which comprise fixed clamping plates, wherein a plurality of groups of corner holes are respectively formed in the fixed clamping plates, the bottom of one side of each fixed clamping plate is fixedly connected with a lower sliding rail, and one side of each lower sliding rail, which is far away from the fixed clamping plates, is fixedly connected with a bracket; and, movable splint's bottom and lower slide rail sliding connection, the inner structure of support has the drive assembly who is used for driving movable splint and removes, and, the inlet tube, the below of inlet tube is provided with the wet return, inlet tube and wet return are fixed in multiunit angular aperture inside and intercommunication respectively, the internally mounted of inlet tube has the butterfly valve that intakes, the internally mounted of wet return has the butterfly valve that returns, the back flush subassembly is installed to inlet tube one side and the place ahead that is located the butterfly valve that intakes, and this kind of mode is through opening, switching valve operation, furthest has reduced the influence to the system, and the security is high.

Description

Plate heat exchanger frame and cleaning device

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to a plate heat exchanger frame and a cleaning device.

Background

The plate heat exchanger has the advantages of compact structure, large effective cooling area, corrosion resistance, high heat exchange efficiency and the like, and the plate heat exchanger has the characteristics of meeting the requirements of different occasions and capacity expansion rapidly only by changing the number of the plates according to different heat exchange amounts, and the system operation mode is flexible. Therefore, the plate heat exchanger has been widely and commonly applied to water-water, water-oil and other heat exchange systems in modern large-scale coal-fired thermal power plants instead of the traditional surface heat exchanger

The prior plate heat exchanger is mainly characterized in that a plate sheet and a rubber pad sheet are fixed between a fixed compression plate and a movable compression plate in a sealing way through a clamping bolt and a clamping nut, so that the gap between the plate sheet and the plate sheet is limited while the plate heat exchanger has the advantage of compact structure, and the heat exchange surface is extremely easy to dirty and block due to unavoidable carrying dirt of working media in operation, so that the heat exchange efficiency is reduced, and accordingly, the disassembly and cleaning measures have to be taken. However, the plate heat exchanger is frequently disassembled and cleaned, so that the workload is high, and the sealing rubber strips of the plate heat exchanger plates are easy to age and damage.

Disclosure of Invention

This section is intended to summarize some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments, which may be simplified or omitted in this section, as well as the description abstract and the title of the utility model, to avoid obscuring the objects of this section, description abstract and the title of the utility model, which is not intended to limit the scope of this utility model.

The present utility model has been made in view of the above and/or problems occurring in the prior art.

Therefore, the technical problem to be solved by the utility model is that the movable clamping plate is limited and fixed through a large number of bolts in the prior art, so that the operation is laborious and difficult to install and detach quickly and efficiently.

In order to solve the technical problems, the utility model provides the following technical scheme: the plate heat exchanger frame comprises a fixed clamping plate, wherein a plurality of groups of corner holes are respectively formed in the fixed clamping plate, a lower sliding rail is fixedly connected to the bottom of one side of the fixed clamping plate, and a bracket is fixedly connected to one side, away from the fixed clamping plate, of the lower sliding rail; the method comprises the steps of,

the bottom of the movable clamp plate is in sliding connection with the lower sliding rail, and a driving assembly for driving the movable clamp plate to move is arranged in the bracket.

As a preferred embodiment of the plate heat exchanger frame according to the utility model, wherein: the driving assembly comprises a screw rod which is in threaded connection with the inside of the bracket, and one end of the screw rod is rotationally connected with one side of the movable clamping plate.

As a preferred embodiment of the plate heat exchanger frame according to the utility model, wherein: one end of the screw rod, which is far away from the movable clamping plate, is fixedly connected with a handle.

As a preferred embodiment of the plate heat exchanger frame according to the utility model, wherein: the top fixedly connected with of support and fixed splint goes up the slide rail, movable splint's top and last slide rail sliding connection.

As a preferred embodiment of the plate heat exchanger frame according to the utility model, wherein: clamping grooves are respectively formed in the two ends of the fixed clamping plate and the two ends of the movable clamping plate, a plurality of groups of screw rods are movably connected into the clamping grooves respectively, nut blocks are connected to the two ends of the screw rods respectively in a threaded mode, and the nut blocks are in abutting contact with the fixed clamping plate and the movable clamping plate respectively.

As a preferred embodiment of the plate heat exchanger frame according to the utility model, wherein: the top of going up the slide rail is fixed with the baffle, the inside construction of baffle has the multiunit ventilation hole.

The utility model has the beneficial effects that: the screw rod is driven to rotate through the rotating handle, the movable clamping plate is driven to be close to the fixed clamping plate so as to compress the plate and the rubber gasket, installation is completed, the clamping grooves of the fixed clamping plate and the movable clamping plate are penetrated by a plurality of groups of screws, the nut blocks at two ends of the plurality of groups of screws are rotated to support and fix the fixed clamping plate and the movable clamping plate secondarily, stability is improved, and the baffle plate is arranged to block ash at the top of the plate and the rubber gasket.

In view of the above-mentioned plate heat exchanger frame, which is inconvenient to clean the heat exchanger during operation, a cleaning device has been proposed.

In order to solve the technical problems, the utility model also provides the following technical scheme: a cleaning device, characterized in that: comprises the plate heat exchanger frame; and the water inlet pipe, the below of water inlet pipe is provided with the wet return, inlet pipe and wet return are fixed in multiunit angular hole inside and intercommunication respectively, the internally mounted of inlet pipe has the butterfly valve that intakes, the internally mounted of wet return has the butterfly valve that backwaters, the backwash subassembly is installed to inlet pipe one side and be located the place ahead of intaking the butterfly valve.

As a preferred embodiment of the cleaning device according to the utility model, wherein: the back flush assembly comprises a water inlet connecting pipe fixedly connected to one side of the water inlet pipe and positioned in front of the water inlet butterfly valve, the other end of the water inlet connecting pipe is fixedly connected with the water return pipe and positioned at the rear of the water return butterfly valve, one end, close to the water inlet pipe and the water return pipe, of the water inlet connecting pipe is provided with a water inlet valve and a water inlet valve respectively, and the bottom of the water inlet pipe is provided with a water return assembly at the rear of the water inlet butterfly valve.

As a preferred embodiment of the cleaning device according to the utility model, wherein: the water return assembly comprises a water discharge connecting pipe which is fixed at the bottom of the water inlet pipe and is positioned behind the water inlet butterfly valve, the other end of the water discharge connecting pipe is fixedly connected to the top of the water return pipe and the front of the water return butterfly valve, and a water discharge first valve and a water discharge second valve are respectively connected to the two ends, close to the water inlet pipe and the water return pipe, of the water discharge connecting pipe.

As a preferred embodiment of the cleaning device according to the utility model, wherein: one side of the fixed clamping plate is circumferentially and symmetrically provided with another group of water inlet pipes and water return pipes, and backwash assemblies are respectively constructed.

The utility model has another beneficial effect: through closing water inlet butterfly valve and return water butterfly valve, intercommunication inlet tube water inlet, open water intaking valve and play water valve in proper order for the inflow flows through the inlet tube and receives in the inlet connecting pipe along getting into the heat transfer board through the return water pipe through the blocking of water intaking butterfly valve, then flows into in from the inlet pipe and gets into return water pipe exit through the return water pipe and discharge, thereby accomplishes the back flush, and this kind of mode has reduced the influence to the system through opening, closing the valve operation furthest, and the security is high.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

FIG. 1 is a schematic diagram of a communication structure according to the present utility model

FIG. 2 is a schematic diagram of the structure of the clamping plate and the sliding clamping plate according to the present utility model;

FIG. 3 is a schematic view of the backwash assembly of example 3 according to the present utility model;

fig. 4 is a schematic diagram of a system structure of a cleaning device in embodiment 3 provided by the present utility model.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

In the following detailed description of the embodiments of the present utility model, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration only, and in which is shown by way of illustration only, and in which the scope of the utility model is not limited for ease of illustration. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

Further still, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1-2, a first embodiment of the present utility model provides a plate heat exchanger frame for facilitating the sealing and fixing of a plate, rubber gasket between a fixed clamping plate 100 and a movable clamping plate 200.

Specifically, the fixed splint 100, the inside of the fixed splint 100 is respectively configured with a plurality of groups of angle holes 104, the bottom of one side of the fixed splint 100 is fixedly connected with the lower slide rail 102, and one side of the lower slide rail 102 far away from the fixed splint 100 is fixedly connected with the bracket 101; and the movable clamping plate 200, the bottom of the movable clamping plate 200 is in sliding connection with the lower sliding rail 102, a driving component for driving the movable clamping plate 200 to move is constructed in the bracket 101, the driving component comprises a screw rod 201 which is in threaded connection with the bracket 101, and one end of the screw rod 201 is rotatably connected with one side of the movable clamping plate 200.

Wherein, the end of the screw rod 201 far away from the movable clamping plate 200 is fixedly connected with a handle 202.

In summary, by placing the plate and the rubber pad between the lower slide rail 102 and the upper slide rail 103 and slidingly connecting them, the screw rod 201 is driven to rotate by the rotating handle 202, and the movable clamping plate 200 is driven to gradually approach the fixed clamping plate 100 to compress the plate and the rubber pad, so that the installation is completed.

Example 2

Referring to fig. 1-2, a second embodiment of the present utility model is based on the previous embodiment, except that the sheet and rubber pad are made to withstand dust fall while enhancing the stability of the fixation between the sheet and rubber pad.

Specifically, the top of the bracket 101 and the fixed clamping plate 100 are fixedly connected with an upper sliding rail 103, the top of the movable clamping plate 200 is slidably connected with the upper sliding rail 103, clamping grooves are respectively formed at two ends of the fixed clamping plate 100 and the movable clamping plate 200, a plurality of groups of screw rods 203 are respectively movably connected in the clamping grooves, and two ends of the screw rods 203 are respectively in threaded connection with a nut block 204.

Wherein, the plurality of nut blocks 204 are respectively abutted against the fixed clamping plate 100 and the movable clamping plate 200.

In summary, the plurality of sets of screws 203 penetrate through the clamping grooves of the fixed clamping plate 100 and the movable clamping plate 200, and the nut blocks 204 at the two ends of the plurality of sets of screws 203 are rotated to secondarily support and fix the fixed clamping plate 100 and the movable clamping plate 200, so that the stability of the movable clamping plate is improved, and the baffle 105 is arranged to block ash at the top of the plate and the rubber gasket.

Example 3

Referring to fig. 1 to 4, a third embodiment of the present utility model provides a cleaning apparatus for improving heat exchange efficiency of a rapid cleaning device.

Specifically, the inlet tube 300, the below of inlet tube 300 is provided with wet return 301, inlet tube 300 and wet return 301 are fixed in multiunit angular aperture 104 inside and intercommunication respectively, the internally mounted of inlet tube 300 has water inlet butterfly valve 302, the internally mounted of wet return 301 has water return butterfly valve 303, back flush subassembly is installed to inlet tube 300 one side and be located the place ahead of water inlet butterfly valve 302, back flush subassembly includes fixed connection in inlet tube 300 one side and be located the water inlet connecting pipe 307 in the place ahead of water inlet butterfly valve 302, the other end and the wet return 301 of water inlet connecting pipe 307 are located the rear fixed connection of water return butterfly valve 303, water inlet one valve 309 and water inlet two valve 308 are installed to the one end that is close to inlet tube 300 and wet return 301 respectively to water inlet connecting pipe 307, water return subassembly is constructed to the rear of water inlet butterfly valve 300 bottom and be located water inlet butterfly valve 302, water return subassembly is including being fixed in the water inlet butterfly valve 300 bottom and being located water outlet connecting pipe 304, the other end fixed connection of connecting pipe 304 is in the place ahead of wet return butterfly valve 301 top and water return 303, water connecting pipe 304 is close to both ends of water inlet tube 300 and wet return 301 respectively are connected with a valve 305 and two valves 306.

The other set of water inlet pipe 300 and water return pipe 301 are circumferentially symmetrical at one side of the fixed clamping plate 100, and are both configured with back flushing components.

In summary, by closing the water inlet butterfly valve 302 and the water return butterfly valve 303, the water inlet pipe 300 is communicated to feed water, and the water inlet valve 309, the water inlet valve 308, the water outlet valve 305 and the water outlet valve 306 are sequentially opened, so that the water inlet flow is blocked by the water inlet butterfly valve 302 through the water inlet pipe 300, enters the water inlet connecting pipe 307 and enters the heat transfer plate through the water return pipe 301, then flows into the water inlet pipe 300 and enters the outlet of the water return pipe 301 through the water outlet connecting pipe 304 to be discharged, thereby finishing back flushing.

It is important to note that the construction and arrangement of the utility model as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present utility model. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility models. Therefore, the utility model is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the utility model, or those not associated with practicing the utility model).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (10)

1. A plate heat exchanger frame, characterized in that: comprising the steps of (a) a step of,

the fixing clamp plate (100), the inside of the fixing clamp plate (100) is respectively provided with a plurality of groups of angle holes (104), the bottom of one side of the fixing clamp plate (100) is fixedly connected with a lower sliding rail (102), and one side of the lower sliding rail (102) far away from the fixing clamp plate (100) is fixedly connected with a bracket (101); the method comprises the steps of,

the movable clamping plate (200), the bottom of movable clamping plate (200) is connected with lower slide rail (102) in a sliding way, and the inside of support (101) is constructed with the drive assembly who is used for driving movable clamping plate (200) to remove.

2. The plate heat exchanger frame of claim 1, wherein: the driving assembly comprises a screw rod (201) which is connected to the inside of the bracket (101) in a threaded mode, and one end of the screw rod (201) is connected to one side of the movable clamping plate (200) in a rotating mode.

3. A plate heat exchanger frame according to claim 2, wherein: one end of the screw rod (201) far away from the movable clamping plate (200) is fixedly connected with a handle (202).

4. A plate heat exchanger frame according to claim 2, wherein: the top of support (101) and fixed splint (100) fixedly connected with goes up slide rail (103), the top and last slide rail (103) sliding connection of movable splint (200).

5. The plate heat exchanger frame according to claim 1 or 4, wherein: clamping grooves are respectively formed in two ends of the fixed clamping plate (100) and the movable clamping plate (200), a plurality of groups of screw rods (203) are movably connected in the clamping grooves respectively, nut blocks (204) are connected to two ends of the screw rods (203) in a threaded mode respectively, and the nut blocks (204) are in abutting contact with the fixed clamping plate (100) and the movable clamping plate (200) respectively.

6. The plate heat exchanger frame of claim 4, wherein: the top of going up slide rail (103) is fixed with baffle (105), the inside construction of baffle (105) has multiunit ventilation hole.

7. A cleaning device, characterized in that: a plate heat exchanger frame comprising any one of claims 1 to 6; the method comprises the steps of,

the water inlet pipe (300), the below of inlet pipe (300) is provided with wet return (301), inlet pipe (300) and wet return (301) are fixed in multiunit angular aperture (104) inside and intercommunication respectively, internally mounted of inlet pipe (300) has water inlet butterfly valve (302), internally mounted of wet return (301) has water return butterfly valve (303), backwash assembly is installed in the place ahead of water inlet butterfly valve (302) and is located water inlet (300) one side.

8. The cleaning device of claim 7, wherein: the back flush assembly comprises a water inlet connecting pipe (307) fixedly connected to one side of a water inlet pipe (300) and positioned in front of a water inlet butterfly valve (302), the other end of the water inlet connecting pipe (307) is fixedly connected with a water return pipe (301) and positioned at the rear of the water return butterfly valve (303), one end, close to the water inlet pipe (300) and the water return pipe (301), of the water inlet connecting pipe (307) is provided with a water inlet valve (309) and a water inlet valve (308), and a water return assembly is arranged at the bottom of the water inlet pipe (300) and positioned at the rear of the water inlet butterfly valve (302).

9. The cleaning device of claim 8, wherein: the water return assembly comprises a water discharge connecting pipe (304) fixed at the bottom of the water inlet pipe (300) and positioned behind the water inlet butterfly valve (302), the other end of the water discharge connecting pipe (304) is fixedly connected to the top of the water return pipe (301) and the front of the water return butterfly valve (303), and two ends, close to the water inlet pipe (300) and the water return pipe (301), of the water discharge connecting pipe (304) are respectively connected with a water discharge one valve (305) and a water discharge two valve (306).

10. The cleaning device of claim 8, wherein: one side of the fixed clamping plate (100) is circumferentially and symmetrically provided with the other group of water inlet pipes (300) and water return pipes (301) and are respectively provided with a back flushing assembly.