Antifreeze equipment for cooling tower

Abstract

The utility model discloses an antifreeze device for a cooling tower, and relates to the technical field of industrial equipment. The utility model comprises a cooling tower body, the top of the cooling tower body is connected with a ventilation pipe, and a circulation pipeline is arranged inside the cooling tower body; a heat collecting component is arranged on the top of the cooling tower, and the heat collecting component comprises a support plate, the top of the support plate is fixedly connected with a water tank, a solar heat absorbing plate is arranged on the top of the water tank, and a delivery pump is connected to one side of the solar heat absorbing plate. The utility model can collect and utilize solar energy through the arrangement of the heat collecting component, and preheat the water in the water tank through the solar heat absorbing plate. When the temperature in the cooling tower reaches the freezing point, hot water can be sprayed to the circulation pipeline through the spray pipe to increase the temperature of the circulation pipeline, so that the inside of the circulation pipeline is kept in a flowing state, which plays a role in preheating the cooling tower body, and then the equipment in the cooling tower is started and operated to improve the antifreeze effect.

Description

Technical Field

[0001] The utility model belongs to the technical field of industrial equipment, in particular to an antifreeze device for a cooling tower. Background Art

[0002] A cooling tower is an industrial device that is usually used to transfer heat from hot water or steam to a cooling medium in the atmosphere, such as air or water. They are widely used in industrial and commercial fields to cool boilers, air conditioning systems, power plants, and other equipment or fluids that need to be cooled. Cooling towers are usually designed to reduce the water temperature during the heat exchange process.

[0003] However, the cooling tower in the prior art lacks antifreeze function. In cold areas or in winter, water remains in the circulation pipeline of the cooling tower and is very easy to freeze. It will cause damage to the equipment during cold start, making the cooling tower unable to start or unable to operate normally. For this reason, we provide an antifreeze device for cooling towers to solve the above problems. Utility Model Content

[0004] The utility model aims to provide an antifreeze device for a cooling tower. By coordinating a heat collecting component and a driving component, the utility model solves the problem that the cooling tower in the prior art lacks an antifreeze function, the water retained in the cooling tower circulation pipeline is easy to freeze, and the equipment will be damaged during cold start.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is an antifreeze device for a cooling tower, comprising a cooling tower body, a ventilation pipe is connected to the top of the cooling tower body, and a circulation pipeline is arranged inside the cooling tower body;

[0007] A heat collecting assembly is arranged on the top of the cooling tower, and the heat collecting assembly includes a support plate, a water tank is fixedly connected to the top of the support plate, a solar heat absorbing plate is arranged on the top of the water tank, a delivery pump is connected to one side of the solar heat absorbing plate, and a pressure pump is connected to one side of the water tank. A spray pipe is arranged inside the cooling tower body, and the circulation pipeline is heated by the heat collecting assembly;

[0008] A driving assembly is provided on one side of the cooling tower body, and the spraying range of the spraying pipe is adjusted by the driving assembly.

[0009] The utility model is further configured that one side of the delivery pump is connected to a drainage pipe, and the other end of the drainage pipe is connected to a water tank.

[0010] The utility model is further configured that the water outlet of the pressure pump is connected to a delivery pipe, the other end of the delivery pipe is connected to a support box, and one end of the spray pipe passes through the outside of the cooling tower body and is connected to the support box.

[0011] The utility model is further configured that the driving assembly includes a driving motor, an output end of the driving motor is fixedly connected to a first gear, and a second gear is meshed on the top of the first gear.

[0012] The utility model is further configured such that the other end of the spray pipe penetrates the outside of the cooling tower body and is fixedly connected to the second gear, and the surface of the spray pipe is movably connected to the inner wall of the support box through a bearing.

[0013] The utility model is further configured that a heater is fixedly connected to one side of the support box, and one end of the heater penetrates into the interior of the spray pipe.

[0014] The utility model is further configured that a bracket is fixedly connected to the bottom of the solar heat absorbing plate, and the bottom of the bracket is fixedly connected to the support plate.

[0015] The utility model is further configured such that the bottom of the pressure pump is fixedly connected to the support plate, and the bottom of the delivery pump is fixedly connected to the support plate.

[0016] The utility model has the following beneficial effects:

[0017] The utility model can collect and utilize solar energy through the arrangement of the heat collecting component, and preheat the water in the water tank through the solar heat absorbing plate. When the temperature in the cooling tower reaches the freezing point, the hot water can be sprayed to the circulation pipeline through the spray pipe to increase the temperature of the circulation pipeline, so that the inside of the circulation pipeline can be kept in a flow state, which plays the role of preheating the cooling tower body. After that, the equipment in the cooling tower can be started and operated to improve the antifreeze effect.

[0018] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 The present invention is a structural stereogram of an antifreeze device for a cooling tower.

[0021] Figure 2 The figure is a rear view of an antifreeze device for a cooling tower.

[0022] Figure 3 The present invention is a partial cross-sectional view of a cooling tower body in an antifreeze device for a cooling tower.

[0023] Figure 4 The present invention is a top cross-sectional view of a spray pipe in an antifreeze device for a cooling tower.

[0024] Figure 5 for Figure 4 A is an enlarged view of the middle image.

[0025] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0026] 1. Cooling tower body; 2. Ventilation pipe; 3. Circulation pipeline; 4. Support plate; 5. Water tank; 6. Solar heat absorbing plate; 7. Delivery pump; 8. Pressure pump; 9. Spray pipe; 10. Drain pipe; 11. Delivery pipe; 12. Support box; 13. Drive motor; 14. First gear; 15. Second gear; 16. Heater; 17. Bracket. DETAILED DESCRIPTION

[0027] 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 of 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. Specific embodiment 1

[0029] See also Figure 1-5 The utility model is an antifreeze device for a cooling tower, comprising a cooling tower body 1, a ventilation pipe 2 is connected to the top of the cooling tower body 1, and a circulation pipeline 3 is arranged inside the cooling tower body 1;

[0030] A heat collecting assembly is arranged on the top of the cooling tower, and the heat collecting assembly includes a support plate 4, a water tank 5 is fixedly connected to the top of the support plate 4, a solar heat absorbing plate 6 is arranged on the top of the water tank 5, a delivery pump 7 is connected to one side of the solar heat absorbing plate 6, a booster pump 8 is connected to one side of the water tank 5, and a spray pipe 9 is arranged inside the cooling tower body 1, and the circulation pipeline 3 is heated by the heat collecting assembly;

[0031] A driving assembly is provided on one side of the cooling tower body 1 , and the spraying range of the spraying pipe 9 is adjusted by the driving assembly.

[0032] Specifically, the surface of the solar heat absorbing plate 6 is covered with a heat-absorbing coating, which can increase the absorption of solar radiation. When sunlight shines on the surface of the solar heat absorbing plate 6, the solar heat absorbing plate 6 will absorb the light energy in the solar radiation and convert it into heat energy. The delivery pump 7 can pump the water in the water tank 5 into the solar heat absorbing plate 6 to achieve the effect of circulating heating. The booster pump 8 can pump the preheated water into the spray pipe 9 to improve the delivery efficiency. The bottom of the spray pipe 9 is located inside the cooling tower body 1 and is connected to a nozzle, which can spray hot water into the circulation pipeline 3. Specific embodiment 2

[0034] See also Figure 1-5 On the basis of the specific embodiment 1, one side of the delivery pump 7 is connected to a drain pipe 10, the other end of the drain pipe 10 is connected to the water tank 5, the water outlet of the booster pump 8 is connected to a delivery pipe 11, the other end of the delivery pipe 11 is connected to a support box 12, one end of the spray pipe 9 passes through the outside of the cooling tower body 1 and is connected to the support box 12, the driving assembly includes a driving motor 13, the output end of the driving motor 13 is fixedly connected to a first gear 14, and the top of the first gear 14 is meshed with a second gear 15.

[0035] Specifically, the other side of the solar heat absorbing panel 6 is connected to the water tank 5 through a pipeline to realize the circulation effect. The drain pipe 10 is connected between the delivery pump 7 and the water tank 5, and the water in the water tank 5 can be discharged. The delivery pipe 11 is connected between the support box 12 and the booster pump 8, and the hot water delivered by the booster pump 8 can be introduced into the support box 12. The surface of the spray pipe 9 is movably connected with the inner wall of the support box 12 through a bearing to ensure that the water in the support box 12 can be introduced into the spray pipe 9 without restricting the rotation of the spray pipe 9. Specific embodiment three

[0037] See also Figure 1-5 On the basis of the first and second specific embodiments, the other end of the spray pipe 9 passes through the outside of the cooling tower body 1 and is fixedly connected to the second gear 15. The surface of the spray pipe 9 is movably connected to the inner wall of the support box 12 through a bearing. A heater 16 is fixedly connected to one side of the support box 12. One end of the heater 16 passes through the inside of the spray pipe 9. A bracket 17 is fixedly connected to the bottom of the solar heat absorbing panel 6. The bottom of the bracket 17 is fixedly connected to the support plate 4. The bottom of the booster pump 8 is fixedly connected to the support plate 4. The bottom of the delivery pump 7 is fixedly connected to the support plate 4.

[0038] Specifically, the second gear 15 is meshed with the first gear 14, and the angle of the spray pipe 9 can be adjusted under the drive of the drive motor 13. One end of the heater 16 extends into the inside of the spray pipe 9, and the support box 12 and the inside of the spray pipe 9 can be preheated to avoid ice inside the pipeline. The bracket 17 is used to connect the solar heat absorbing panel 6 and the support plate 4 to play a supporting role.

[0039] The working principle of the utility model is as follows: the staff starts the delivery pump 7 through the external controller, and the delivery pump 7 cooperates with the drainage pipe 10 to pump the water in the water tank 5 into the solar heat absorbing plate 6, and the solar heat absorbing plate 6 can absorb the light energy in the solar radiation and convert it into heat energy to achieve the effect of circulating heating, and discharge the hot water into the water tank 5 for storage;

[0040] When the cooling tower body 1 needs to be started and the ambient temperature is relatively low, at the freezing point, the booster pump 8 can be started first, the booster pump 8 draws the hot water in the water tank 5 into the delivery pipe 11, and then injects it into the support box 12 and the spray pipe 9, and the hot water is sprayed to the circulation pipeline 3 through the spray pipe 9, thereby increasing the temperature of the circulation pipeline 3 and avoiding ice formation inside the circulation pipeline 3, and then the drive motor 13 is driven, and the drive motor 13 cooperates with the first gear 14 to drive the second gear 15 to rotate, and the second gear 15 drives the spray pipe 9 to rotate, thereby increasing the range of spraying hot water, improving the preheating effect of the circulation pipeline 3, and playing the role of preheating the cooling tower body 1, and then starting the equipment in the cooling tower body 1 to improve the antifreeze effect.

[0041] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0042] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An antifreeze device for a cooling tower, comprising a cooling tower body (1), characterized in that: The top of the cooling tower body (1) is connected to a ventilation pipe (2), and a circulation pipeline (3) is arranged inside the cooling tower body (1); A heat collecting assembly is arranged on the top of the cooling tower, and the heat collecting assembly comprises a support plate (4), a water tank (5) is fixedly connected to the top of the support plate (4), a solar heat absorbing plate (6) is arranged on the top of the water tank (5), one side of the solar heat absorbing plate (6) is connected to a delivery pump (7), and one side of the water tank (5) is connected to a booster pump (8), a spray pipe (9) is arranged inside the cooling tower body (1), and the circulation pipeline (3) is heated by the heat collecting assembly; A driving assembly is provided on one side of the cooling tower body (1), and the spraying range of the spraying pipe (9) is adjusted by the driving assembly.

2. The antifreeze device for a cooling tower according to claim 1, characterized in that: One side of the delivery pump (7) is connected to a drainage pipe (10), and the other end of the drainage pipe (10) is connected to a water tank (5).

3. The antifreeze device for a cooling tower according to claim 1, characterized in that: The water outlet of the booster pump (8) is connected to a delivery pipe (11), the other end of the delivery pipe (11) is connected to a support box (12), and one end of the spray pipe (9) passes through the outside of the cooling tower body (1) and is connected to the support box (12).

4. The antifreeze device for a cooling tower according to claim 1, characterized in that: The driving assembly comprises a driving motor (13), the output end of the driving motor (13) is fixedly connected to a first gear (14), and the top of the first gear (14) is meshed with a second gear (15).

5. The antifreeze device for a cooling tower according to claim 4, characterized in that: The other end of the spray pipe (9) passes through the outside of the cooling tower body (1) and is fixedly connected to the second gear (15); the surface of the spray pipe (9) is movably connected to the inner wall of the support box (12) via a bearing.

6. The antifreeze device for a cooling tower according to claim 3, characterized in that: A heater (16) is fixedly connected to one side of the support box (12), and one end of the heater (16) penetrates into the interior of the spray pipe (9).

7. The antifreeze device for a cooling tower according to claim 1, characterized in that: The bottom of the solar heat absorbing plate (6) is fixedly connected to a bracket (17), and the bottom of the bracket (17) is fixedly connected to the support plate (4).

8. The antifreeze device for a cooling tower according to claim 1, characterized in that: The bottom of the pressure pump (8) is fixedly connected to the support plate (4), and the bottom of the delivery pump (7) is fixedly connected to the support plate (4).

Images