Full-automatic jet cleaning device for heat exchanger

Abstract

The utility model discloses a full-automatic jet flow cleaning device for a heat exchanger, which relates to the field of heat exchanger cleaning and comprises cleaning equipment, a supporting frame is movably mounted at the top of the cleaning equipment, a cleaning main body is arranged in the supporting frame, a pipe outlet ring is arranged on one side of the cleaning main body, and a pipe inlet ring is mounted at one end of the cleaning main body. A water pipe is installed in the cleaning body, an ejector is connected to the end of the water pipe, and a cleaning brush is arranged on the outer wall of the ejector. High-pressure water flow jetted by the fourth jet orifice dissolves dirt at the front end of the ejector, so that the dirt in a heat exchanger pipeline is prevented from blocking the ejector and moving towards the inside of the pipeline, and the third jet orifice primarily jets and cleans the dirt on the inner wall of the pipeline. The ejector rotates at a high speed, so that the cleaning brush on the outer wall of the ejector removes dirt difficult to spray and clean on the inner wall of the heat exchanger pipeline, and high-pressure water flow sprayed out of the first spraying opening flushes the dirt removed by the cleaning brush.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat exchanger cleaning field, concretely is full automatic jet cleaning device of heat exchanger. BACKGROUND

[0002] The heat exchanger is a kind of heat exchange equipment widely used in industrial production and many other fields, and its main function is to transfer heat from one fluid to another fluid to realize heating, cooling, condensation, evaporation and other processes, in chemical industry, the temperature of reactant can be controlled by heat exchanger, to ensure that chemical reaction is carried out under suitable conditions, and the types of heat exchanger are various, and common ones include tube-shell heat exchanger, plate heat exchanger, fin heat exchanger and the like.

[0003] With the long-time operation of heat exchanger, dirt will gradually accumulate on its internal surface, and the formation of dirt is mainly due to the deposition of impurities in fluid, the adhesion of chemical reaction products and the breeding of microorganisms, etc., which will seriously affect the heat transfer efficiency of heat exchanger, increase the flow resistance of fluid, and thus lead to the rise of energy consumption, the decline of equipment performance and even cause failure, so it is necessary to clean the inside of heat exchanger regularly, and the cleaning of the inside of heat exchanger mainly relies on manual or simple tools to clean the inside of heat exchanger, for the internal cleaning of tube-shell heat exchanger, the head or tube box of heat exchanger usually needs to be removed first, and then high-pressure water gun is inserted into the heat exchanger tube by manual to clean, and the high-pressure water jet sprayed by high-pressure water gun flushes the dirt inside the heat exchanger tube.

[0004] The existing heat exchanger cleaning equipment mainly includes high-pressure water gun and water supply pipe, and the high-pressure water jet sprayed by high-pressure water gun is mainly used as the main way to clean the dirt in pipe, although high-pressure water gun can remove dirt by using the impact force of high-pressure water flow, but there may be some dirt in the heat exchanger tube that is difficult to clean by spraying, resulting in poor cleaning effect of high-pressure water gun spraying cleaning device on the dirt inside the heat exchanger. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model provides heat exchanger full automatic jet cleaning device to solve the technical problem of poor cleaning effect of the existing heat exchanger cleaning equipment on the dirt in heat exchanger tube.

[0006] To achieve the above object, the utility model provides the following technical scheme: Heat exchanger full -automaticity jet cleaning device, including cleaning equipment, the top of cleaning equipment is movably installed with support frame, the inside of support frame is provided with cleaning main part, the side of cleaning main part is provided with the pipe ring of going out, the one end of cleaning main part is installed with the pipe ring of going in, the inside of cleaning main part is installed with water pipe, the end of water pipe is connected with injector, the outer wall of injector is provided with cleaning brush, the inside of injector is provided with first jet port, the bottom of cleaning equipment is provided with universal wheel, one side of cleaning equipment is installed with control box.

[0007] By adopting the above technical scheme, the technical problem of the poor cleaning effect of the heat exchange pipe cleaning equipment on the dirt in the heat exchanger pipe is solved, the high-pressure water flow sprayed from the fourth jet port cleans and dissolves the dirt in front of the injector, preventing the dirt in the heat exchanger pipe from blocking the movement of the injector into the pipe, the third jet port preliminarily sprays and cleans the dirt on the inner wall of the pipe, the high-pressure water flow sprayed from the first jet port rinses the dirt removed by the cleaning brush.

[0008] The utility model further sets up that the inside of cleaning equipment is installed with lead screw, the end of lead screw is connected with first motor.

[0009] By adopting the above technical scheme, the first motor drives the lead screw to rotate, and since the lead screw is connected with the edge side of the support frame through threads, the rotation of the lead screw drives the support frame to move up and down to adjust the cleaning main part.

[0010] The utility model further sets up that the inside of cleaning equipment is fixed with limit rod, and the limit rod penetrates one side of support frame.

[0011] By adopting the above technical scheme, the limit rod controls the position of the support frame, so that the support frame does not shake during the up and down movement.

[0012] The utility model further sets up that the inside of cleaning main part is provided with drive belt, the inside of drive belt is connected with drive column, and the end of drive column is installed with second motor.

[0013] By adopting the above technical scheme, the second motor drives the drive belt to rotate through the drive column, and the drive belt transmits the injector to the inside of the heat exchanger pipe through the water pipe.

[0014] The utility model further sets up that the inside of cleaning main part is installed with roller, and the roller is located at the top of water pipe.

[0015] By adopting the above technical scheme, when the driving belt drives the water pipe, the roller installed on the top of the water pipe can reduce the friction between the water pipe and the cleaning main body.

[0016] The utility model further sets up, one side of the roller is fixed with extrusion block, the top of extrusion block is connected with spring.

[0017] By adopting the above technical scheme, the spring extrudes the extrusion block downward, and the extrusion block extrudes the water pipe downward through the roller, so that the water pipe is closely attached to the driving belt.

[0018] The utility model further sets up, the end of water pipe is fixed with connector, one end of ejector is connected with connecting block.

[0019] By adopting the above technical scheme, the ejector is combined and connected with the connector of the water pipe through the connecting block of the end, which is convenient for personnel to install and dismount the ejector.

[0020] The utility model further sets up, the end of ejector is provided with limit ring, and the connecting block is sleeved on the outer wall of limit ring.

[0021] By adopting the above technical scheme, the connecting block is fixedly connected with the water pipe through the connector, and the connecting block is sleeved on the outer wall of the ejector, so that the ejector can rotate freely.

[0022] The utility model further sets up, the outer wall of ejector is provided with second injection port, and the second injection port is spirally arranged.

[0023] By adopting the above technical scheme, since the second injection port is spirally arranged, the water source sprayed from the second injection port can be used as a power source for the high-speed rotation of the ejector.

[0024] The utility model further sets up, the top of ejector is provided with third injection port and fourth injection port.

[0025] By adopting the above technical scheme, the high-pressure water stream sprayed from the fourth injection port can clean and dissolve the dirt in front of the ejector, prevent the dirt in the heat exchanger pipe from blocking the movement of the ejector into the pipe, and the third injection port can preliminarily spray and clean the dirt on the inner wall of the pipe.

[0026] In summary, the utility model mainly has the following beneficial effects:

[0027] 1. This utility model solves the technical problem of poor cleaning effect of current heat exchanger tube cleaning equipment on the dirt inside the heat exchanger tubes by setting up a cleaning device, a cleaning body, an ejector, a cleaning brush and a first jet port. The high-pressure water jet from the fourth jet port cleans and dissolves the dirt at the front end of the ejector, preventing the dirt inside the heat exchanger tubes from blocking the ejector and moving into the tubes. The third jet port performs preliminary spray cleaning of the dirt on the inner wall of the tubes. The high-speed rotation of the ejector causes the cleaning brush on the outer wall of the ejector to remove the dirt that is difficult to spray and clean on the inner wall of the heat exchanger tubes. The high-pressure water jet from the first jet port rinses the dirt removed by the cleaning brush.

[0028] 2. This utility model, by setting a second jet port, a cleaning brush and an ejector, uses the spiral arrangement of the second jet port to make the water jetted from the second jet port a power source for the ejector to rotate at high speed. The high-speed rotation of the ejector enables the cleaning brush on the outer wall of the ejector to remove dirt that is difficult to spray and clean from the inner wall of the heat exchanger pipe. Attached Figure Description

[0029] Figure 1 This is a schematic diagram of the main body of the device of this utility model;

[0030] Figure 2 This is a partial sectional view of the cleaning equipment of this utility model;

[0031] Figure 3 This is an internal sectional view of the cleaning body of this utility model;

[0032] Figure 4 This is a diagram showing the connection structure of the injector of this utility model;

[0033] Figure 5 This is a structural diagram of the injector of this utility model;

[0034] Figure 6 This is a schematic diagram of the installation of the shielding device of this utility model.

[0035] In the diagram: 1. Cleaning equipment; 101. Caster wheel; 102. Controller; 2. Support frame; 201. Limiting rod; 202. Lead screw; 203. First motor; 3. Cleaning body; 301. Outlet pipe ring; 302. Inlet pipe ring; 310. Drive belt; 311. Drive column; 312. Second motor; 320. Roller; 321. Extrusion block; 322. Spring; 4. Water pipe; 401. Connector; 5. Sprayer; 501. Connecting block; 502. Limiting ring; 503. First jet port; 504. Cleaning brush; 505. Second jet port; 506. Third jet port; 507. Fourth jet port; 6. Blocker. Detailed Implementation

[0036] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0037] The embodiments of this utility model will be described below based on its overall structure.

[0038] Example 1

[0039] Fully automated jet cleaning device for heat exchangers, such as Figure 1 - Figure 5 As shown, the system includes a cleaning device 1, a support frame 2 movably mounted on the top of the cleaning device 1, a cleaning body 3 housed inside the support frame 2, an outlet pipe ring 301 on one side of the cleaning body 3, an inlet pipe ring 302 at one end of the cleaning body 3, a water pipe 4 installed inside the cleaning body 3, an ejector 5 connected to the end of the water pipe 4, a cleaning brush 504 on the outer wall of the ejector 5, a first spray port 503 inside the ejector 5, casters 101 at the bottom of the cleaning device 1, and a control box 102 mounted on one side of the cleaning device 1. This system solves the current heat exchange... The technical problem of poor cleaning effect of tube cleaning equipment on the dirt inside heat exchanger tubes is addressed by the high-pressure water jet from the fourth spray port 507, which cleans and dissolves the dirt at the front end of the ejector 5, preventing the dirt inside the heat exchanger tubes from blocking the ejector 5 and allowing it to move into the tubes. The third spray port 506 performs preliminary spray cleaning of the dirt on the inner wall of the tubes. The high-speed rotation of the ejector 5 causes the cleaning brush 504 on the outer wall of the ejector 5 to remove the dirt that is difficult to spray and clean on the inner wall of the heat exchanger tubes. The high-pressure water jet from the first spray port 503 rinses the dirt removed by the cleaning brush 504.

[0040] Please see Figure 2 The cleaning equipment 1 is equipped with a lead screw 202. The end of the lead screw 202 is connected to a first motor 203. The first motor 203 drives the lead screw 202 to rotate. Since the lead screw 202 is connected to one side of the support frame 2 by a thread, the rotation of the lead screw 202 drives the support frame 2 to move the cleaning body 3 up and down for adjustment.

[0041] Please see Figure 2 The cleaning equipment 1 has a fixed limit rod 201 inside, and the limit rod 201 passes through one side of the support frame 2. The limit rod 201 limits the support frame 2 so that the support frame 2 will not shake during the up and down movement.

[0042] Please see Figure 3The inside of the cleaning body 3 is provided with a driving belt 310, the inside of the driving belt 310 is connected with a driving column 311, the end of the driving column 311 is provided with a second motor 312, the second motor 312 drives the driving belt 310 to rotate through the driving column 311, and the driving belt 301 is transmitted to the inside of the heat exchanger pipe through the water pipe 4.

[0043] Please refer to Figure 3 The inside of the cleaning body 3 is provided with a driving belt 310, the inside of the driving belt 310 is connected with a driving column 311, the end of the driving column 311 is provided with a second motor 312, the second motor 312 drives the driving belt 310 to rotate through the driving column 311, and the driving belt 301 is transmitted to the inside of the heat exchanger pipe through the water pipe 4.

[0044] Please refer to Figure 3 One side of the roller 320 is fixedly provided with an extrusion block 321, the top end of the extrusion block 321 is connected with a spring 322, the spring 322 extrudes the extrusion block 321 downward, and the extrusion block 321 extrudes the water pipe 4 downward through the roller 320, so that the water pipe 4 is closely attached to the driving belt 310.

[0045] Please refer to Figure 4 The end of the water pipe 4 is fixedly provided with a connector 401, one end of the ejector 5 is connected with a connecting block 501, the ejector 5 is combined and connected with the connector 401 of the water pipe through the connecting block 501 at the end, so that the ejector 5 is convenient to install and disassemble.

[0046] Please refer to Figure 5 The end of the ejector 5 is provided with a limiting ring 502, the connecting block 501 is sleeved on the outer wall of the limiting ring 502, the connecting block 501 is fixedly connected with the water pipe 4 through the connector 401, and the connecting block 501 is sleeved on the outer wall of the ejector 5, so that the ejector 5 can rotate freely.

[0047] Please refer to Figure 5 The outer wall of the ejector 5 is provided with a second ejecting port 505, and the second ejecting port 505 is spirally arranged. Since the second ejecting port 505 is spirally arranged, the water source ejected from the second ejecting port 505 can be used as a power source for high-speed rotation of the ejector 5.

[0048] Please refer to Figure 4 The top of the ejector 5 is provided with a third ejecting port 506 and a fourth ejecting port 507. The high-pressure water flow ejected from the fourth ejecting port 507 can clean and dissolve the dirt at the front end of the ejector 5, so as to prevent the dirt in the heat exchanger pipe from blocking the movement of the ejector 5 into the pipe. The third ejecting port 506 can preliminarily spray and clean the dirt on the inner wall of the pipe.

[0049] Example two

[0050] The heat exchanger full-automatic jet cleaning device, like Figure 6As shown, the technical scheme and parts of the embodiment are basically same as those of the first embodiment, and the same parts are not described herein again, and the difference is that a shield 6 is arranged on one side of the outlet pipe ring 301, the shield 6 is arranged in a conical shape, when the injector 5 is inserted into the inside of the heat exchanger pipe, the shield 6 covers the port of the heat exchanger pipe, when the injector 5 cleans the inside of the heat exchanger, a large amount of sewage is sprayed from the inside of the heat exchanger pipe, the shield 5 can shield the sewage, and prevent the sewage sprayed from the inside of the heat exchanger pipe from splashing everywhere.

[0051] The working principle of the utility model is as follows: first, personnel controls the position of the cleaning main body 3 through the controller 102, the first motor 203 drives the screw rod 202 to rotate, because the screw rod 202 is connected with the edge side of the support frame 2 through the thread, the rotation of the screw rod 202 drives the support frame 2 to drive the cleaning main body 3 to displace up and down, the injector 5 on one side of the cleaning main body 3 is aligned with the port of the heat exchanger pipe, then the second motor 312 drives the driving belt 310 to rotate through the driving column 311, because the roller 320 vertically presses the water pipe 4 downward, the bottom of the water pipe 4 is tightly attached to the top end of the driving belt 310, the driving belt 301 drives the injector 5 to move to the inside of the heat exchanger pipe through the water pipe 4, at the same time, the water pipe 4 transports the high-pressure water source to the inside of the injector 5, the high-pressure water flow sprayed from the fourth injection port 507 cleans and dissolves the dirt in front of the injector 5, prevents the dirt in the heat exchanger pipe from blocking the movement of the injector 5 to the inside of the pipe, the third injection port 506 preliminarily sprays and cleans the dirt on the inner wall of the pipe, because the second injection port 505 is arranged in a spiral shape, the water source sprayed from the second injection port 505 is used as a power source for the high-speed rotation of the injector 5, the high-speed rotation of the injector 5 makes the cleaning brush 504 on the outer wall of the injector 5 clean the dirt on the inner wall of the heat exchanger pipe, then the high-pressure water flow sprayed from the first injection port 503 rinses the dirt cleaned by the cleaning brush 504.

[0052] Although the embodiments of the utility model have been shown and described, the specific embodiments are only an explanation of the utility model, and are not a limitation of the utility model, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way, and the person skilled in the art can make modifications, replacements and variations of the embodiments without creative contribution after reading the specification without departing from the principles and the purpose of the utility model, but as long as in the claim range of the utility model, it is protected by the patent law.

Claims

1. A full-automatic jet cleaning device for heat exchanger, comprising a cleaning device (1), characterized in that: The top of the cleaning equipment (1) is movably provided with a supporting frame (2), the inside of the supporting frame (2) is provided with a cleaning main body (3), one side of the cleaning main body (3) is provided with an outlet pipe ring (301), one end of the cleaning main body (3) is provided with an inlet pipe ring (302), the inside of the cleaning main body (3) is provided with a water pipe (4), the end of the water pipe (4) is connected with an ejector (5), the outer wall of the ejector (5) is provided with a cleaning brush (504), the inside of the ejector (5) is provided with a first spraying port (503), the bottom of the cleaning equipment (1) is provided with a universal wheel (101), one side of the cleaning equipment (1) is provided with a control box (102).

2. The full-automatic jet cleaning device for heat exchanger according to claim 1, characterized in that: The inside of the cleaning equipment (1) is provided with a lead screw (202), the end of the lead screw (202) is connected with a first motor (203).

3. The full-automatic jet cleaning device for heat exchanger according to claim 1, characterized in that: The inside of the cleaning equipment (1) is fixedly provided with a limiting rod (201), and the limiting rod (201) penetrates through one side of the supporting frame (2).

4. The full-automatic jet cleaning device for heat exchanger according to claim 1, characterized in that: The inside of the cleaning main body (3) is provided with a driving belt (310), the inside of the driving belt (310) is connected with a driving column (311), and the end of the driving column (311) is provided with a second motor (312).

5. The full-automatic jet cleaning device for heat exchanger according to claim 1, characterized in that: The inside of the cleaning main body (3) is provided with a roller (320), and the roller (320) is located at the top of the water pipe (4).

6. The full-automatic jet cleaning device for heat exchanger according to claim 5, characterized in that: One side of the roller (320) is fixedly provided with an extrusion block (321), and the top end of the extrusion block (321) is connected with a spring (322).

7. The full-automatic jet cleaning device for heat exchanger according to claim 1, characterized in that: The end of the water pipe (4) is fixedly provided with a connector (401), and one end of the ejector (5) is connected with a connecting block (501).

8. The full-automatic jet cleaning device for heat exchanger according to claim 7, characterized in that: The end of the ejector (5) is provided with a limiting ring (502), and the connecting block (501) is sleeved on the outer wall of the limiting ring (502).

9. The full-automatic jet cleaning device for heat exchanger according to claim 1, characterized in that: The outer wall of the ejector (5) is provided with a second spraying port (505), and the second spraying port (505) is spirally arranged.

10. The full-automatic jet cleaning device for heat exchanger according to claim 1, characterized in that: The top of the ejector (5) is provided with a third spraying port (506) and a fourth spraying port (507).

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