Counter-flow type evaporative condenser

Abstract

The utility model relates to the technical field of condensers, and discloses a reverse flow type evaporative condenser which comprises a shell, a condenser pipe and a water tank, a fan is arranged at the top of the shell, a dust cover is fixedly connected to the top of the fan, the condenser pipe is arranged in the shell, and the water tank is arranged in the shell. A condenser pipe is arranged in the shell, the two ends of the condenser pipe penetrate through the two sides of the inner wall of the shell correspondingly and extend out of the two sides of the shell, a water tank is arranged on the inner wall of the bottom of the shell, a spraying assembly is arranged on one side of the shell, a cleaning assembly is arranged in the shell, and the cleaning assembly comprises lifting components symmetrically arranged in the shell. According to the condenser pipe cleaning device, the electric guide rail is started and drives the electric sliding block to move, the electric sliding block drives the cleaning rod and the cleaning brush strip to move, the outer wall of the condenser pipe is cleaned, and the effects that the surface of the condenser pipe can be cleaned, scale is prevented from being generated on the surface of the condenser pipe, and the working efficiency of the condenser pipe is not affected are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of condensers, in particular to a countercurrent evaporative condenser. Background Art

[0002] As one of the main heat exchange equipment in the refrigeration, chemical and metallurgical industries, the condenser has a wide range of applications. Among them, the evaporative condenser is a new type of water-saving and electricity-saving heat exchange equipment with a very broad development prospect. The condensing coil is the main heat exchange component in the evaporative condenser, which is used for condensing gaseous media and cooling liquid media.

[0003] The current condenser does not have a device for filtering during operation, which makes it easy for scale to form inside the device. Secondly, there is no device for cleaning the condenser tube, which makes it very easy for dirt to form on the condenser tube. The above two points greatly affect the working efficiency of the condenser. Utility Model Content

[0004] The utility model aims to provide a countercurrent evaporative condenser, which can filter water and clean the surface of the condenser tube, thereby reducing the formation of scale and improving the working efficiency of the condenser.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a countercurrent evaporative condenser, comprising a shell, a condenser tube, and a water tank. A fan is arranged on the top of the shell, and a dust cover is fixedly connected to the top of the fan. The condenser tube is arranged inside the shell, and the two ends of the condenser tube respectively penetrate the two sides of the inner wall of the shell and extend to the outside of the two sides of the shell. A water tank is arranged on the bottom inner wall of the shell, and a water inlet pipe is arranged on one side of the water tank. The other end of the water inlet pipe penetrates the inner wall of the shell and extends to the outside of the shell and is provided with a valve. A spray assembly is arranged on one side of the shell, and a cleaning assembly is arranged inside the shell.

[0006] Preferably, the spray assembly comprises: a high-pressure pump fixedly mounted on one side outer wall of the shell.

[0007] Preferably, the input end of the high-pressure pump is connected to a water suction pipe, the other end of the water suction pipe passes through the outer wall of the shell and the outer wall of the water tank and extends to the inner wall of the water tank, the output end of the high-pressure pump is connected to a water outlet pipe 1, the other end of the water outlet pipe 1 is connected to a filter tube, a filter screen is fixedly installed inside the filter tube, a first filter layer is fixedly installed directly above the filter screen, an activated carbon base layer is fixedly installed directly above the first filter layer, the top of the filter tube is connected to a water outlet pipe 2, the other end of the water outlet pipe 2 is connected to a connecting pipe, one side of the connecting pipe is evenly connected to a connecting pipe, the other end of the connecting pipe passes through the outer wall of the shell and extends to one side of the inner wall of the shell, and is fixedly connected to one side of the inner wall of the shell, the bottom of the connecting pipe is evenly connected to a water outlet pipe 3, and the bottom of the water outlet pipe 3 is connected to a nozzle.

[0008] Preferably, the cleaning assembly includes: a lifting component symmetrically arranged inside the shell; and a cleaning component arranged on one side of the lifting component.

[0009] Preferably, the lifting component includes: a fixing plate 1, symmetrically installed on both sides of the inner wall of the shell; a fixing plate 2, fixedly installed directly below the fixing plate 1; and a motor, fixedly installed on the top of the fixing plate 1.

[0010] Preferably, a guide rod is symmetrically installed between the fixed plate one and the fixed plate two, the output end of the motor is fixedly connected to a bidirectional threaded rod, the other end of the bidirectional threaded rod passes through the top of the fixed plate one and extends to the top of the fixed plate two, and is rotatably connected to the fixed plate two through a bearing, the middle end of the bidirectional threaded rod is fixedly sleeved with a connecting block, the outer walls at both ends of the bidirectional threaded rod are respectively threadedly connected to limiting blocks, and the two ends of the limiting block are respectively slidably sleeved with the guide rod.

[0011] Preferably, the cleaning component includes: a connecting plate symmetrically installed between the limit blocks; and a water baffle fixedly installed on the top of the limit blocks.

[0012] Preferably, an electric guide rail is fixedly installed on the top of the connecting plate, an electric slider is slidably connected to the outer wall of the electric guide rail, a cleaning rod is fixedly connected to one side of the electric slider, and a cleaning brush strip is fixedly installed on the bottom of the cleaning rod.

[0013] The invention provides a countercurrent evaporative condenser. It has the following beneficial effects:

[0014] (1) The utility model starts a high-pressure pump, which transports the water in the water tank through a pumping pipe to a water outlet pipe 1. When the water enters the filter pipe, the water is first filtered out by a filter screen to remove larger impurities in the water. The water is then filtered through a first filter layer and an activated carbon base layer. The filtered water enters a connecting pipe through a water outlet pipe 2 and is evenly transported to the connecting pipe. Finally, the water is sprayed from a nozzle to a condenser through a water outlet pipe 3, thereby achieving the purpose of treating the water, improving the water quality, avoiding the formation of scale, and improving the working efficiency.

[0015] (2) The utility model starts the electric guide rail, which drives the electric slider to move, and the electric slider drives the cleaning rod and the cleaning brush to move, so as to clean the outer wall of the condenser tube, thereby cleaning the surface of the condenser tube and preventing scale from forming on the surface of the condenser tube, which would affect the working efficiency of the condenser tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of the utility model;

[0018] Figure 3 This is a cross-sectional view of the spray assembly structure of the utility model;

[0019] Figure 4 This is a structural view of the cleaning component of the utility model.

[0020] In the figure: 1 housing, 2 fan, 3 dust cover, 4 condenser, 5 water tank, 6 water inlet pipe, 7 valve, 8 spray assembly, 9 cleaning assembly;

[0021] 811 high pressure pump, 812 water pumping pipe, 813 water outlet pipe 1, 814 filter pipe, 815 filter screen, 816 first filter layer, 817 activated carbon base layer, 818 water outlet pipe 2, 819 connecting pipe, 8111 connecting pipe, 8112 water outlet pipe 3, 8113 nozzle;

[0022] 91 lifting component, 911 fixing plate 1, 912 fixing plate 2, 913 motor, 914 guide rod, 915 bidirectional threaded rod, 916 connecting block, 917 limiting block;

[0023] 92 cleaning components, 921 connecting plates, 922 electric guide rails, 923 electric slide blocks, 924 water retaining plates, 925 cleaning rods, and 926 cleaning brush strips. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0026] Example 1

[0027] A preferred embodiment of a countercurrent evaporative condenser provided by the utility model is as follows Figure 1-4 As shown: a countercurrent evaporative condenser comprises a shell 1, a condensing tube 4 and a water tank 5. A fan 2 is arranged on the top of the shell 1, a dust cover 3 is fixedly connected to the top of the fan 2, the condensing tube 4 is arranged inside the shell 1, two ends of the condensing tube 4 respectively penetrate the two sides of the inner wall of the shell 1 and extend to the outside of the two sides of the shell 1, a water tank 5 is arranged on the bottom inner wall of the shell 1, one side of the water tank 5 is connected with a water inlet pipe 6, the other end of the water inlet pipe 6 penetrates the inner wall of the shell 1 and extends to the outside of the shell 1, and a valve 7 is arranged, a spraying assembly 8 is arranged on one side of the shell 1, and a cleaning assembly 9 is arranged inside the shell 1, the spraying assembly 8 comprises: a high-pressure pump 811, fixedly mounted on one side of the outer wall of the shell 1; the input end of the high-pressure pump 811 is connected with a water pumping pipe 812, the other end of the water pumping pipe 812 penetrates the outer wall of the shell 1 and the outer wall of the water tank 5 and extends to the water tank 5 The inner wall of the housing 1 is connected to the output end of the high-pressure pump 811, and the other end of the water outlet pipe 813 is connected to a filter pipe 814. A filter screen 815 is fixedly installed inside the filter pipe 814, and a first filter layer 816 is fixedly installed just above the filter screen 815. An activated carbon base layer 817 is fixedly installed just above the first filter layer 816. The top of the filter pipe 814 is connected to a water outlet pipe 818, and the other end of the water outlet pipe 818 is connected to a connecting pipe 819. One side of the connecting pipe 819 is evenly connected to a connecting pipe 8111. The other end of the connecting pipe 8111 passes through the outer wall of the housing 1 and extends to one side of the inner wall of the housing 1, and is fixedly connected to one side of the inner wall of the housing 1. The bottom of the connecting pipe 8111 is evenly connected to a water outlet pipe 3 8112, and the bottom of the water outlet pipe 3 8112 is connected to a nozzle 8113.

[0028] Furthermore, in the embodiment, by starting the high-pressure pump 811, the high-pressure pump 811 transports the water in the water tank 5 to the outlet pipe 1 813 through the pumping pipe 812. When the water enters the filter pipe 814, the larger impurities in the water are first filtered out by the filter mesh 815, and then the water is filtered through the first filter layer 816 and the activated carbon base layer 817. The filtered water enters the connecting pipe 819 through the outlet pipe 2 818 and is evenly transported to the connecting pipe 8111. Finally, it passes through the outlet pipe 3 8112 and is sprayed toward the condenser 4 by the nozzle 8113.

[0029] Example 2

[0030] Based on Example 1, a preferred embodiment of a countercurrent evaporative condenser provided by the present invention is as follows: Figure 1-4 As shown: the cleaning assembly 9 includes: a lifting component 91, which is symmetrically arranged inside the shell 1; a cleaning component 92, which is arranged on one side of the lifting component 91; the lifting component 91 includes: a fixing plate 911, which is symmetrically installed on both sides of the inner wall of the shell 1; a fixing plate 912, which is fixedly installed just below the fixing plate 911; a motor 913, which is fixedly installed on the top of the fixing plate 911; a guide rod 914 is symmetrically installed between the fixing plate 911 and the fixing plate 912, and the output end of the motor 913 is fixedly connected with a bidirectional threaded rod 915, the other end of the bidirectional threaded rod 915 passes through the top of the fixing plate 911 and extends to the top of the fixing plate 912, and is rotatably connected to the fixing plate 912 through a bearing, and the middle end of the bidirectional threaded rod 915 is fixedly sleeved with a connecting block 916, and the outer walls of the two ends of the bidirectional threaded rod 915 are respectively threadedly connected to the limiting blocks 917, and the two ends of the limiting blocks 917 are respectively slidably sleeved with the guide rod 914.

[0031] Furthermore, in the embodiment, by starting the motor 913, the motor 913 drives the bidirectional threaded rod 915 to rotate, the bidirectional threaded rod 915 drives the limit blocks 917 at both ends to move in relative directions on the guide rod 914, and the limit blocks 917 drive the cleaning component 92 to move.

[0032] Example 3

[0033] Based on Example 1, a preferred embodiment of a countercurrent evaporative condenser provided by the present invention is as follows: Figure 1-4 As shown: the cleaning component 92 includes: a connecting plate 921, symmetrically installed between the limit blocks 917; a water baffle 924, fixedly installed on the top of the limit block 917; an electric guide rail 922 is fixedly installed on the top of the connecting plate 921, and an electric slider 923 is slidably connected to the outer wall of the electric guide rail 922, a cleaning rod 925 is fixedly connected to one side of the electric slider 923, and a cleaning brush strip 926 is fixedly installed on the bottom of the cleaning rod 925.

[0034] Furthermore, in the embodiment, by starting the electric guide rail 922, the electric guide rail 922 drives the electric slider 923 to move, and the electric slider 923 drives the cleaning rod 925 and the cleaning brush strip 926 to move, so as to clean the outer wall of the condenser tube 4.

[0035] When in use, the high-pressure pump is started, and the high-pressure pump transports the water in the water tank to the outlet pipe 1 through the pumping pipe. When entering the filter pipe, the larger impurities in the water are first filtered out through the filter net, and then the water is filtered through the first filter layer and the activated carbon base layer. The filtered water enters the connecting pipe through the outlet pipe 2 and is evenly transported to the connecting pipe. Finally, it is sprayed to the condenser through the nozzle through the outlet pipe 3. Due to the large number of nozzles, the contact surface between the water and the condenser is greatly increased, and the evaporation amount of the spray water outside the pipe is increased, thereby increasing the heat exchange inside and outside the pipe, and improving the condensation and cooling of the gas in the pipe. When the condenser stops running, the motor is started, and the motor drives the bidirectional threaded rod to rotate. The bidirectional threaded rod drives the limit blocks at both ends to move in relative directions on the guide rod, and the limit blocks drive the cleaning component to move. When the limit blocks move to contact with the connecting block, the electric guide rail is started, and the electric guide rail drives the electric slider to move. The electric slider drives the cleaning rod and the cleaning brush to move to clean the outer wall of the condenser. After the cleaning is completed, the motor is controlled to rotate in the opposite direction to drive the cleaning component to move outward.

[0036] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A countercurrent evaporative condenser, comprising a shell (1), a condenser tube (4), and a water tank (5), characterized in that: A fan (2) is arranged on the top of the shell (1), and a dust cover (3) is fixedly connected to the top of the fan (2). The condenser (4) is arranged inside the shell (1), and the two ends of the condenser (4) respectively penetrate the two sides of the inner wall of the shell (1) and extend to the outside of the two sides of the shell (1). A water tank (5) is arranged on the bottom inner wall of the shell (1), and a water inlet pipe (6) is arranged on one side of the water tank (5). The other end of the water inlet pipe (6) penetrates the inner wall of the shell (1) and extends to the outside of the shell (1), and a valve (7) is arranged. A spray assembly (8) is arranged on one side of the shell (1), and a cleaning assembly (9) is arranged inside the shell (1).

2. A countercurrent evaporative condenser according to claim 1, characterized in that: The spray assembly (8) comprises: The high-pressure pump (811) is fixedly mounted on an outer wall of one side of the housing (1).

3. A countercurrent evaporative condenser according to claim 2, characterized in that: The input end of the high-pressure pump (811) is connected to a water pumping pipe (812), the other end of which penetrates the outer wall of the housing (1) and the outer wall of the water tank (5) and extends to the inner wall of the water tank (5), the output end of the high-pressure pump (811) is connected to a water outlet pipe (813), the other end of which is connected to a filter pipe (814), a filter screen (815) is fixedly installed inside the filter pipe (814), a first filter layer (816) is fixedly installed directly above the filter screen (815), and an active filter (816) is fixedly installed directly above the first filter layer (816). A carbon-based layer (817), the top of the filter tube (814) is connected to a second water outlet pipe (818), the other end of the second water outlet pipe (818) is connected to a connecting pipe (819), one side of the connecting pipe (819) is evenly connected to a connecting pipe (8111), the other end of the connecting pipe (8111) passes through the outer wall of the shell (1) and extends to one side of the inner wall of the shell (1), and is fixedly connected to one side of the inner wall of the shell (1), the bottom of the connecting pipe (8111) is evenly connected to a third water outlet pipe (8112), and the bottom of the third water outlet pipe (8112) is connected to a nozzle (8113).

4. A countercurrent evaporative condenser according to claim 1, characterized in that: The cleaning component (9) comprises: A lifting component (91) is symmetrically arranged inside the housing (1); The cleaning component (92) is arranged on one side of the lifting component (91).

5. A countercurrent evaporative condenser according to claim 4, characterized in that: The lifting component (91) comprises: A fixing plate 1 (911) is symmetrically mounted on both sides of the inner wall of the housing (1); The second fixing plate (912) is fixedly installed just below the first fixing plate (911); The motor (913) is fixedly mounted on the top of the first fixing plate (911).

6. A countercurrent evaporative condenser according to claim 5, characterized in that: A guide rod (914) is symmetrically installed between the fixing plate 1 (911) and the fixing plate 2 (912); a bidirectional threaded rod (915) is fixedly connected to the output end of the motor (913); the other end of the bidirectional threaded rod (915) passes through the top of the fixing plate 1 (911) and extends to the top of the fixing plate 2 (912), and is rotatably connected to the fixing plate 2 (912) via a bearing; a connecting block (916) is fixedly sleeved at the middle end of the bidirectional threaded rod (915); the outer walls at both ends of the bidirectional threaded rod (915) are respectively threadedly connected to limit blocks (917); and the two ends of the limit block (917) are respectively slidably sleeved with the guide rod (914).

7. A countercurrent evaporative condenser according to claim 4, characterized in that: The cleaning component (92) comprises: A connecting plate (921) is symmetrically mounted between the limit blocks (917); The water retaining plate (924) is fixedly mounted on the top of the limiting block (917).

8. A countercurrent evaporative condenser according to claim 7, characterized in that: An electric guide rail (922) is fixedly mounted on the top of the connecting plate (921); an electric slider (923) is slidably connected to the outer wall of the electric guide rail (922); a cleaning rod (925) is fixedly connected to one side of the electric slider (923); and a cleaning brush strip (926) is fixedly mounted on the bottom of the cleaning rod (925).

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