Spiral plate type heat exchanger

Abstract

The utility model provides a heat exchanger adopting a spiral plate, which relates to the technical field of heat exchangers and comprises a heat exchanger body, and a first input end is arranged on the outer surface of the heat exchanger body. When the spiral plate type heat exchanger is used, one input end of the heat exchanger body is fixedly communicated with the filtering assembly, heat exchange media containing impurities can be filtered, the impurities are prevented from blocking the spiral plate type heat exchanger body, the flowability of fluid is guaranteed, the U-shaped rods can be loosened from the surfaces of the clamping blocks by pushing the rotating blocks upwards, and the heat exchange efficiency is improved. According to the filtering device, the filtering tank body can be conveniently opened by personnel to clean the interior of the filtering tank body, and after cleaning is completed, an upper tank body overturning cover is buckled on the top of the lower tank body, a U-shaped rod is buckled in a groove of a clamping block, and a turnup rotating block is pressed, so that the clamping block can be tensioned through the U-shaped rod, and the upper tank body is tightly buckled on the top of the lower tank body for sealing; and personnel can conveniently and quickly clean impurities filtered in the two tank bodies.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat exchanger technical field especially relates to a kind of heat exchanger using spiral plate. BACKGROUND

[0002] Spiral plate heat exchanger is a kind of high-efficiency heat exchanger equipment, suitable for steam-steam, steam-liquid, liquid-liquid, liquid heat transfer, it is applicable to chemical, petroleum, solvent, pharmaceutical, food, light industry, textile, metallurgy, steel rolling, coking and other industries, according to structural form can be divided into undetachable type (I type) spiral plate and detachable type (II type, III type) spiral plate heat exchanger.

[0003] In prior art, such as Chinese patent CN210664074U spiral plate heat exchanger used in petrochemical industry, it includes spiral plate heat exchanger body and liquid inlet pipe, the spiral plate heat exchanger body surface wall is connected with liquid inlet pipe, and the top surface flange of liquid inlet pipe is connected with filter, and the top surface flange of filter is connected with communication pipe. Advantage: the utility model has filter, filter is connected by upper tank and lower tank, it is convenient to open and clean, filter is provided with two layers of filter plates inside, fluid is filtered clean, avoid the impurities in fluid to block spiral plate heat exchanger body, ensure fluid flow, at the same time, when filtering, motor drives rotating rod to rotate through bevel gear set, rotating rod drives bristle to rotate and brush upper layer filter plate top surface, avoid impurities to block upper layer filter plate, avoid filter blockage, ensure the smoothness of filter filtration, ensure continuous work, improve anti-blocking efficiency, greatly improve operation stability.

[0004] In the above patent, although the filter of upper tank and lower tank can be disassembled is set, the fluid medium entering the spiral plate separator is filtered, the impurities in the fluid are prevented from blocking the spiral plate heat exchanger body, the fluid flow is ensured, at the same time, when filtering, motor drives bristle to rotate and brush upper layer filter plate top surface, avoid impurities to block upper layer filter plate, avoid filter blockage, but the upper tank and lower tank of filter are connected by multiple fixed bolts and nuts, when cleaning the impurities retained in the filter, tools are needed to disassemble multiple fixed bolts in turn before opening and cleaning, and multiple bolts are fixed after cleaning is completed, the disassembly and assembly steps are relatively complex, which affects the cleaning speed. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem that in prior art, the upper tank and lower tank of filter are connected by multiple fixed bolts and nuts, when cleaning the impurities retained in the filter, tools are needed to disassemble multiple fixed bolts in turn before opening and cleaning, and multiple bolts are fixed after cleaning is completed, the disassembly and assembly steps are relatively complex, which affects the cleaning speed, and proposes a kind of heat exchanger using spiral plate.

[0006] In order to achieve the above object, the utility model adopts the following technical scheme: a heat exchanger adopting spiral plate type, comprising: heat exchanger body, the outer surface of heat exchanger body is provided with first input, the outer surface of heat exchanger body is provided with second input at the position away from first input, the top of first input is provided with filter assembly;Filter assembly, the filter assembly includes lower jar body, upper jar body and ring block, one side outer surface of lower jar body is fixedly connected with fixed seat, the outer surface of fixed seat is rotatably connected with rotating block, the inner surface wall of rotating block is rotatably connected with rotating rod, the outer surface of rotating rod is fixedly connected with U-shaped rod, the other side outer surface of lower jar body is fixedly connected with fixed block, one side outer surface of upper jar body is fixedly connected with clamping block, the other side outer surface of upper jar body is fixedly connected with rotating frame.

[0007] Preferably, the front surface of the heat exchanger body is provided with a first output, and the rear surface of the heat exchanger body is provided with a second output.

[0008] Preferably, the bottom of the lower jar body is fixedly connected with an output pipe, the top of the upper jar body is fixedly connected with an input pipe, and the output pipe is fixedly connected to the top of the first input.

[0009] Preferably, the top of the clamping block is symmetrically provided with a groove, the clamping block is matched with the U-shaped rod, and the outer surface of the rotating frame is rotatably connected with the inner surface of the fixed block.

[0010] Preferably, the ring block is provided with two, the inner surfaces of the upper jar body and the lower jar body are fixedly connected with two ring blocks respectively, and the opposite surfaces of the two ring blocks are provided with filter plates.

[0011] Preferably, a plurality of threaded rods are fixedly connected to the opposite surfaces of the two ring blocks at equal distances near the edges, the plurality of threaded rods are provided with two groups, and the outer surfaces of the two groups of threaded rods are threadedly connected with threaded sleeves.

[0012] Preferably, the two groups of threaded rods are movably penetrated through the two filter plates respectively, and the outer surfaces of the two filter plates are uniformly provided with a plurality of filter holes respectively.

[0013] Compared with the prior art, the utility model has the advantages and positive effects that,

[0014] 1. In use, the filter assembly is fixedly connected to one of the input ends of the heat exchanger body, so that the heat exchange medium containing impurities can be filtered, avoiding the impurities from blocking the spiral plate heat exchanger body, and ensuring the fluidity of the fluid.

[0015] 2. In cleaning, the filter plate is tightly attached to the surface of the filter plate by being movably penetrated by a plurality of threaded rods, and is fixed by a plurality of threaded sleeves and threaded rods, so that the fixed filter plate can be disassembled by sequentially twisting the plurality of threaded sleeves, facilitating personnel to disassemble, replace and clean the filter plate. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A perspective view of a spiral plate heat exchanger is provided for the utility model;

[0017] Figure 2 A side view of a spiral plate heat exchanger is provided for the utility model;

[0018] Figure 3 A filter assembly structure diagram of a spiral plate heat exchanger is provided for the utility model;

[0019] Figure 4 A lower tank structure diagram of a spiral plate heat exchanger is provided for the utility model;

[0020] Figure 5 An upper tank structure diagram of a spiral plate heat exchanger is provided for the utility model;

[0021] Figure 6 A filter plate structure diagram of a spiral plate heat exchanger is provided for the utility model.

[0022] Legend: 1, heat exchanger body; 2, filter assembly; 201, lower tank; 202, upper tank; 203, output pipe; 204, input pipe; 205, fixed seat; 206, rotating block; 207, rotating rod; 208, U-shaped rod; 209, fixed block; 210, rotating frame; 211, filter hole; 212, clamping block; 213, ring block; 214, filter plate; 215, threaded sleeve; 216, threaded rod; 3, first input end; 4, second input end; 5, first output end; 6, second output end. Detailed Implementation

[0023] To better understand the above-mentioned objectives, features, and advantages of this utility model, the present utility model will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0024] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0025] Example 1: As Figures 1-6 As shown, this utility model provides a spiral plate heat exchanger, including: a heat exchanger body 1, a first input end 3 disposed on the outer surface of the heat exchanger body 1, a second input end 4 disposed on the outer surface of the heat exchanger body 1 away from the first input end 3, and a filter assembly 2 disposed on the top of the first input end 3; the filter assembly 2 includes a lower tank 201, an upper tank 202, and an annular block 213, a fixed base 205 fixedly connected to one side of the outer surface of the lower tank 201, a rotating block 206 rotatably connected to the outer surface of the fixed base 205, a rotating rod 207 rotatably connected between the inner walls of the rotating block 206, a U-shaped rod 208 fixedly connected to the outer surface of the rotating rod 207, a fixed block 209 fixedly connected to the other side of the outer surface of the lower tank 201, and a filter assembly 209 fixedly connected to one side of the upper tank 202. A locking block 212 is fixedly connected to the upper tank 202. A rotating frame 210 is fixedly connected to the other outer surface of the upper tank 202. A first output end 5 is provided on the front surface of the heat exchanger body 1, and a second output end 6 is provided on the rear surface of the heat exchanger body 1. An output pipe 203 is fixedly connected to the bottom of the lower tank 201, and an input pipe 204 is fixedly connected to the top of the upper tank 202. The output pipe 203 is fixedly connected to the top of the first input end 3. Grooves are symmetrically provided on the top of the locking block 212. The locking block 212 is matched with the U-shaped rod 208. The outer surface of the rotating frame 210 is rotatably connected to the inner surface of the fixing block 209. Two ring blocks 213 are provided. The two ring blocks 213 are fixedly connected to the inner surfaces of the upper tank 202 and the lower tank 201, respectively. Filter plates 214 are provided on the opposite surfaces of the two ring blocks 213.

[0026] The effect achieved by the whole embodiment 1 is that when the heat exchange between the hot and cold medium is exchanged, the medium containing impurities enters the filter composed of the upper tank body 202 and the lower tank body 201 from the input pipe 204, the inner surfaces of the lower tank body 201 and the upper tank body 202 are respectively provided with filter plates 214, the filter holes 211 uniformly arranged on the surfaces of the filter plates 214 can filter and block the particulate matters in the flowing medium, and the filtered medium is discharged from the output pipe 203 into the first input end 3 arranged on the surface of the heat exchanger body 1, and then flows in the heat exchanger body 1 and is discharged from the first output end 5. Another heat exchange medium enters the second input end 4 of the heat exchanger, flows in the heat exchanger body 1 for heat exchange, and is discharged from the second output end 6. When it is necessary to clean the inside of the filter, the handle arranged on the surface of the rotating block 206 is held and pushed upward, so that the rotating block 206 is rotated and flipped on the outer surface of the fixed seat 205. The upwardly flipped rotating block 206 drives the rotating rod 207 to rotate, so that the U-shaped rod 208 can be loosened from the groove at the top of the clamping block 212. When the upper tank body 202 is flipped, the rotating frame 210 is rotated on the inner surface of the fixed block 209 to open the inside for cleaning the filtered impurities. After cleaning, the upper tank body 202 is buckled on the top of the lower tank body 201, rubber sealing gaskets are arranged between the end faces of the two tank bodies, and when the U-shaped rod 208 is clamped in the groove of the clamping block 212, the handle is pressed downward to be raised, so that the U-shaped rod 208 is tensioned to the clamping block 212, the upper tank body 202 is tightly buckled on the top of the lower tank body 201 for sealing. This facilitates personnel to quickly clean the filtered impurities in the two tank bodies, and solves the problem in the background art that the disassembly and assembly steps of the tank body are relatively complex and it is not convenient to quickly clean the filter tank.

[0027] Embodiment 2: As shown in Figures 1-6 The opposite surfaces of the two ring blocks 213 are fixedly connected with a plurality of threaded rods 216 at equal intervals near the edges, the plurality of threaded rods 216 are provided in two groups, the outer surfaces of the two groups of threaded rods 216 are threadedly connected with threaded sleeves 215, and the two groups of threaded rods 216 are respectively movably penetrated through the two filter plates 214. The outer surfaces of the two filter plates 214 are uniformly provided with a plurality of filter holes 211.

[0028] The effect achieved by the whole embodiment 2 is that when cleaning, the filter plate 214 is movably penetrated through by the plurality of threaded rods 216 and tightly adheres to the surface of the filter plate 214, and is fixed by the plurality of threaded sleeves 215 and the threaded rods 216. Only by sequentially twisting the plurality of threaded sleeves 215, the fixed filter plate 214 can be disassembled, which facilitates personnel to disassemble, replace and clean the filter plate.

[0029] Working principle: in the heat exchange of hot and cold medium, the medium containing impurities enters the filter composed of the upper tank body 202 and the lower tank body 201 from the input pipe 204, the inner surfaces of the lower tank body 201 and the upper tank body 202 are respectively provided with filter plates 214, the filter holes 211 uniformly arranged on the surfaces of the filter plates 214 can filter and block the particulate matters in the flowing medium, and the filtered medium is discharged from the output pipe 203 to the first input end 3 arranged on the surface of the heat exchanger body 1, and then discharged from the first output end 5 after flowing in the heat exchanger body 1, another heat exchange medium enters the second input end 4 of the heat exchanger, and is discharged from the second output end 6 after heat exchange in the heat exchanger body 1, when it is necessary to clean the inside of the filter, the handle arranged on the surface of the rotating block 206 is held and pushed upward, so that the rotating block 206 is rotated and turned over on the outer surface of the fixed seat 205, the upwardly turned rotating block 206 drives the rotating rod 207 to rotate, so that the U-shaped rod 208 can be loosened from the groove in the top of the clamping block 212, when the upper tank body 202 is turned over, the rotating frame 210 is rotated on the inner surface of the fixed block 209 to open the inside for cleaning the filtered impurities, after cleaning, the upper tank body 202 is buckled on the top of the lower tank body 201, rubber sealing pads are arranged between the end faces of the two tank bodies, when the U-shaped rod 208 is buckled in the groove of the clamping block 212, the handle is pressed downward to be raised, the U-shaped rod 208 can be tensioned to the clamping block 212, so that the upper tank body 202 is tightly buckled on the top of the lower tank body 201 for sealing, which facilitates personnel to quickly clean the impurities filtered in the two tank bodies, when cleaning, the filter plates 214 are fixed by being movably penetrated by the plurality of threaded rods 216 and tightly adhered to the surfaces of the filter plates 214, and the plurality of threaded sleeves 215 are threadedly connected with the threaded rods 216, so that the filter plates 214 can be disassembled by sequentially hand-tightening the plurality of threaded sleeves 215, which facilitates personnel to disassemble, replace and clean the filter plates 214.

[0030] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made on the basis of the technical essence of the present application to the above embodiments still falls within the protection scope of the present application.

Claims

1. A heat exchanger of a spiral plate type, characterized by comprising: The application relates to a heat exchanger body (1), an outer surface of the heat exchanger body (1) is provided with a first input end (3), an outer surface of the heat exchanger body (1) is provided with a second input end (4) at a position away from the first input end (3), and a filter assembly (2) is arranged at the top of the first input end (3). The filter assembly (2) comprises a lower jar body (201), an upper jar body (202) and a ring block (213), one side of the lower jar body (201) is fixedly connected with a fixed seat (205), an outer surface of the fixed seat (205) is rotationally connected with a rotating block (206), inner wall surfaces of the rotating block (206) are rotationally connected with a rotating rod (207), an outer surface of the rotating rod (207) is fixedly connected with a U-shaped rod (208), the other side of the lower jar body (201) is fixedly connected with a fixed block (209), one side of the upper jar body (202) is fixedly connected with a clamping block (212), and the other side of the upper jar body (202) is fixedly connected with a rotating frame (210). A front surface of the heat exchanger body (1) is provided with a first output end (5), and a rear surface of the heat exchanger body (1) is provided with a second output end (6).

2. The heat exchanger according to claim 1, wherein: The bottom of the lower jar body (201) is fixedly connected with an output pipe (203), the top of the upper jar body (202) is fixedly connected with an input pipe (204), and the output pipe (203) is fixedly connected at the top of the first input end (3).

3. The heat exchanger according to claim 2, wherein: The top of the clamping block (212) is symmetrically provided with a groove, the clamping block (212) is in matched arrangement with the U-shaped rod (208), and an outer surface of the rotating frame (210) is rotationally connected with an inner surface of the fixed block (209).

4. The heat exchanger according to claim 3, wherein: The ring block (213) is arranged in two, the two ring blocks (213) are fixedly connected with the inner surfaces of the upper jar body (202) and the lower jar body (201) respectively, and the opposite surfaces of the two ring blocks (213) are provided with filter plates (214).

5. The heat exchanger according to claim 4, wherein: The opposite surfaces of the two ring blocks (213) are fixedly connected with a plurality of threaded rods (216) at equal intervals near edges, the plurality of threaded rods (216) are arranged in two groups, and outer surfaces of the threaded rods (216) in the two groups are threadedly connected with threaded sleeves (215).

6. The heat exchanger according to claim 5, wherein: The two groups of threaded rods (216) respectively pass through the two filter plates (214) in a movable mode, and outer surfaces of the two filter plates (214) are uniformly provided with a plurality of filter holes (211).

7. The heat exchanger according to claim 6, wherein: ​

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