CN219914146U

CN219914146U - Sand prevention device of cooling tower

Info

Publication number: CN219914146U
Application number: CN202222701402.7U
Authority: CN
Inventors: 杨洁
Original assignee: Xinjiang Jinmaoxin Energy Co ltd
Current assignee: Xinjiang Jinmaoxin Energy Co ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-10-27
Anticipated expiration: 2032-10-13

Abstract

The utility model relates to the technical field of cooling towers, in particular to a sand prevention device of a cooling tower, which comprises a cooling tower body, wherein an air inlet of the cooling tower body is communicated with an air inlet pipe, a longitudinally penetrating groove is formed in the air inlet pipe, a fixed frame is inserted in the inside of the penetrating groove in a sealing manner, a first filter screen is fixedly connected to the inside of the fixed frame, the width of the first filter screen is equal to that of the fixed frame, a sealing sleeve is fixedly sleeved outside the fixed frame, the outer side wall of the sealing sleeve is in sealing contact with the side wall of the penetrating groove, the side end of the sealing sleeve is flush with the side end of the fixed frame, a trapezoid rubber strip is fixedly connected to the bottom end of the sealing sleeve, a plurality of trapezoid grooves are formed in positions of the top end of the sealing sleeve, which correspond to the trapezoid strips, and an extrusion assembly is arranged on the air inlet pipe; the cooling tower is convenient to replace in the working process of the cooling tower body, ensures the cooling continuity of the cooling tower body, ensures that the machine equipment needing cooling is in a proper temperature range, and ensures the service life of the machine equipment needing cooling.

Description

Sand prevention device of cooling tower

Technical Field

The utility model relates to the technical field of cooling towers, in particular to a sand prevention device of a cooling tower.

Background

As is well known, cooling towers are devices that use water as a circulating coolant to absorb heat from a system and release it to the atmosphere to reduce the temperature of the water; the cooling device is an evaporation heat dissipation device which utilizes the principles of evaporation heat dissipation, convection heat transfer, radiation heat transfer and the like to dissipate waste heat generated in industry or refrigeration air conditioner to reduce water temperature by utilizing the heat generated by the evaporation heat dissipation, convection heat transfer, radiation heat transfer and the like to carry out cold-heat exchange after water and air flow contact, and the lower part of the tower body of the evaporation heat dissipation device is always provided with an air inlet, but because the working environment of a large machine is always outdoor, the influence of sand and dust weather is easily received, if sand and dust enter the inside of the cooling tower, the inside of the cooling tower is easily blocked by a cooling filler to influence the cooling effect, so people install a corresponding dustproof device on the cooling tower to avoid the sand and dust from entering the inside of the cooling tower.

Through searching, the utility model patent with the Chinese patent number of CN201821013022.1 discloses a sand prevention device of a cooling tower, which comprises a pipe fitting, wherein an installation plate is installed in the pipe fitting in a matched manner, an opening is formed in the side surface of the installation plate, a filter screen is installed in the opening in a matched manner, a plurality of fixing mechanisms are connected between the filter screen and the installation plate, and when the sand prevention device is used, the filter screen is added for filtering sand in air, so that the sand prevention is prevented from being counted into the cooling tower, and a protection effect is achieved on the cooling tower; through adding fixed establishment, make things convenient for the fixed and dismantlement of filter screen, be convenient for change or maintain the filter screen, but its in-process that changes the filter screen, the dust of absorption on the filter screen can drop, if change the filter screen at the in-process of work at the cooling tower, the inside of getting into the cooling tower is easy to the sand and dust in the outside air that drops from the filter screen, if stop the cooling tower work when changing the filter screen, then it can not play refrigerated effect in this section of time of changing, lead to the temperature rise of the mechanical equipment that needs refrigerated easily, influence the life of the mechanical equipment that needs refrigerated.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a sand prevention device of a cooling tower, which aims to solve the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sand control device of cooling tower, includes the cooling tower body, the air intake department intercommunication of cooling tower body has the air-supply line, be provided with the longitudinal groove of wearing on the air-supply line, the inside seal of wearing the groove has inserted fixed frame, the inside fixedly connected with first filter screen of fixed frame, the width of first filter screen equals with the width of fixed frame, the outside fixed cover of fixed frame is equipped with the seal cover, the lateral wall of seal cover and the lateral wall sealing contact of wearing the groove, the side of seal cover flushes with the side of fixed frame, the bottom fixedly connected with trapezoidal rubber strip of seal cover, the top of seal cover is provided with a plurality of trapezoidal grooves with the position that a plurality of trapezoidal strips correspond, install extrusion subassembly on the air-supply line, the side upside and the side downside of wearing the groove all are provided with the spout, the inside slip of spout is provided with the roof, the one end rotation connection has the screw rod of fixed frame is kept away from to the roof, the screw rod rotates with the air-supply line to be connected.

Preferably, an air outlet of the cooling tower body is communicated with an air outlet pipe, a fan is fixedly connected in the air outlet pipe, and a second filter screen is fixedly connected at the inner pipe orifice of the air outlet pipe.

Further, the extrusion subassembly includes the stripper plate, the inside front side and the inside right side of air-supply line all are provided with logical groove, the inside equal fixedly connected with fixed plate of logical groove, and the top of fixed plate is provided with the sliding tray, and the inside slip of sliding tray is provided with the slide, and the bottom fixedly connected with connecting plate of slide, the bottom of connecting plate extends to the below of air-supply line, the top of stripper plate and the bottom fixed connection of two connecting plates, the bottom fixedly connected with a plurality of compression springs of slide, the bottom of a plurality of compression springs all supports tightly with the bottom of sliding tray.

Still further, the top of fixed plate is connected with the closing plate through screw fixed.

Further scheme, one side fixedly connected with stock guide of cooling tower body is kept away from to the inside bottom of air-supply line, and the side end of stock guide contacts with the side end of fixed frame and first filter screen.

On the basis of the scheme, the side end of the screw is fixedly connected with a rotating handle.

(III) beneficial effects

Compared with the prior art, the utility model provides a sand prevention device of a cooling tower, which comprises the following components

The beneficial effects are that:

this sand control device of cooling tower, when needs change first filter screen, anticlockwise rotation screw rod, the relative air-supply line of screw rod moves to the outside, the screw rod pulls the roof and moves to the outside, make roof and fixed frame separation, then will install the fixed frame top of new filter screen and be located the fixed frame that connects on the air-supply line, and make a plurality of trapezoidal rubber strips insert the inside of a plurality of dovetail groove respectively, then promote fixed frame and move down, the fixed frame of will originally installing pushes away the below to the air-supply line, make new fixed frame push away to the inside of air-supply line, because the side of seal cover flushes with the side of seal cover, seal cover and fixed frame and the side sealing contact of wearing groove, and be in the extruded state all the time through the effect of extrusion subassembly between two fixed frames, because the cooperation of trapezoidal rubber strip and dovetail groove makes two fixed frame contacts also be in the sealed state, consequently, in the in-process of changing first, two fixed frames and air-supply line are in the sealed state all the time, can avoid the dust to get into the inside of air-supply line, it is convenient for change in the cooling tower body work's below, guarantee that it is continuous in the cooling device that needs cooling down equipment of cooling needs the cooling down, the equipment life of its cooling tower, guarantee the cooling device.

Drawings

FIG. 1 is a schematic cross-sectional view of the present utility model;

FIG. 2 is a schematic side view of the air inlet pipe and the extrusion mechanism of the present utility model;

FIG. 3 is a schematic cross-sectional view of a fixing plate according to the present utility model;

fig. 4 is a schematic view of a partial enlarged structure at a in fig. 1 according to the present utility model.

In the figure: 1. a cooling tower body; 2. an air inlet pipe; 3. a fixed frame; 4. a first filter screen; 5. sealing sleeve; 6. a top plate; 7. a screw; 8. an air outlet pipe; 9. a blower; 10. a second filter screen; 11. an extrusion plate; 12. a fixing plate; 13. a slide plate; 14. a connecting plate; 15. a compression spring; 16. a sealing plate; 17. a material guide plate; 18. a rotating handle; 19. a trapezoid rubber strip.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to FIGS. 1-4, a sand prevention device of a cooling tower, which comprises a cooling tower body 1, air outlet department intercommunication of cooling tower body 1 has tuber pipe 8, the inside fixedly connected with fan 9 of tuber pipe 8, the inside mouth of pipe department fixedly connected with second filter screen 10 of tuber pipe 8, when cooling tower body 1 is not in operation, avoid sand and dust to drop to the inside of cooling tower body 1 through tuber pipe 8, air inlet department intercommunication of cooling tower body 1 has air-supply line 2, be provided with the penetrating groove that runs through vertically on air-supply line 2, the inside seal of penetrating groove has fixed frame 3, the inside fixedly connected with first filter screen 4 of fixed frame 3, first filter screen 4 is in taut state, the width of first filter screen 4 equals with the width of fixed frame 3, the inside bottom of air-supply line 2 keeps away from the side fixedly connected with stock guide 17 of cooling tower body 1, the side end and fixed frame 3 and the side end contact of first filter screen 4, the side of dropping from first 4 can fall on stock guide 17, because the side end of stock guide 17 sets up the inclined to set up, the side seal cover 5 is equipped with the seal cover that the side seal cover is equipped with the side seal cover 5 from the top of fixed frame 5 to the side of fixed frame 3, seal sleeve 5 is arranged at the side seal sleeve 5, seal sleeve assembly that is arranged at the side seal sleeve 5, seal sleeve 5 is contacted with the outside of the side seal sleeve 5, seal sleeve 5 is arranged at the side seal sleeve 5, seal sleeve 5 is contacted with the outside of seal sleeve 5, seal sleeve 5 is contacted with the side end of seal sleeve 5, seal sleeve 5 is pressed down is equipped with seal sleeve 5, seal end and seal sleeve 5 is equipped with seal end and seal end is equipped with seal 5, the screw rod 7 is rotationally connected to one end of the top plate 6 far away from the fixed frame 3, the screw rod 7 is rotationally connected with the air inlet pipe 2, the rotating handle 18 is fixedly connected to the side end of the screw rod 7, the screw rod 7 is convenient to rotate, when the first filter screen 4 needs to be replaced, the screw rod 7 is rotated anticlockwise, the screw rod 7 moves outwards relative to the air inlet pipe 2, the screw rod 7 pulls the top plate 6 to move outwards, the top plate 6 is separated from the fixed frame 3, then the fixed frame 3 provided with a new filter screen is propped against the upper side of the fixed frame 3 connected on the air inlet pipe 2, a plurality of trapezoid rubber strips 19 are respectively inserted into a plurality of trapezoid grooves, then the fixed frame 3 is pushed to move downwards, the fixed frame 3 originally installed is pushed to the lower part of the air inlet pipe 2, the new fixed frame 3 is pushed into the air inlet pipe 2, because the side of seal cover 5 holds with the side of seal cover 5 flushes, seal cover 5 and fixed frame 3 and wear the side sealing contact in groove to be in extruded state throughout through the effect of extrusion subassembly between two fixed frames 3, because trapezoidal rubber strip 19 and trapezoidal groove's cooperation makes two fixed frame 3 contact department also be in sealed state, consequently in the in-process of changing first filter screen 4, two fixed frames 3 are in sealing connection's state all the time with air-supply line 2, can avoid sand and dust to get into the inside of air-supply line 2, it is convenient for change at the process of cooling tower body 1 work, guarantee its refrigerated continuity, guarantee that the mechanical equipment that needs to cool is in suitable temperature range, guarantee the life of the mechanical equipment that needs to cool.

It should be further noted that the extrusion assembly includes extrusion plate 11, the inside front side and the inside right side of air-supply line 2 all are provided with logical groove, the inside of logical groove is equal fixedly connected with fixed plate 12, the top of fixed plate 12 is provided with the sliding tray, screw fixedly connected with closing plate 16 is passed through on the top of fixed plate 12, seal the sliding tray through closing plate 16, the inside slip of sliding tray is provided with slide 13, the bottom fixedly connected with connecting plate 14 of slide 13, the bottom of connecting plate 14 extends to the below of air-supply line 2, the top of extrusion plate 11 and the bottom fixed connection of two connecting plates 14, the bottom fixedly connected with a plurality of compression springs 15 of slide 13, the bottom of a plurality of compression springs 15 all supports with the bottom of sliding tray tightly, promote slide 13 upward movement through compression spring 15's effect, slide 13 drives connecting plate 14 and extrusion plate 11 upward movement, extrude fixed frame 3 through extrusion plate 11, when changing first filter screen 4, make between two fixed frames 3 tightly seal.

In summary, in the sand prevention device of the cooling tower, when the first filter screen 4 needs to be replaced, the screw 7 is rotated anticlockwise, the screw 7 moves outwards relative to the air inlet pipe 2, the screw 7 pulls the top plate 6 to move outwards, so that the top plate 6 is separated from the fixed frame 3, then the fixed frame 3 with a new filter screen is propped against the upper side of the fixed frame 3 connected to the air inlet pipe 2, a plurality of trapezoid rubber strips 19 are respectively inserted into the trapezoid grooves, then the fixed frame 3 is pushed to move downwards, the fixed frame 3 which is originally installed is pushed to the lower side of the air inlet pipe 2, so that the new fixed frame 3 is pushed to the inside of the air inlet pipe 2, and as the side end of the sealing sleeve 5 is flush with the side end of the sealing sleeve 5, the sealing sleeve 5 and the fixed frame 3 are in sealing contact with the side end of the penetrating groove, the two fixing frames 3 are always in an extrusion state through the action of the extrusion component, and the contact position of the two fixing frames 3 is also in a sealed state due to the matching of the trapezoid rubber strip 19 and the trapezoid groove, so that the two fixing frames 3 and the air inlet pipe 2 are always in a sealed connection state in the process of replacing the first filter screen 4, after the fixing frames 3 needing to be replaced are pushed to the lower part of the air inlet pipe 2, the screw rod 7 is rotated clockwise, the screw rod 7 moves towards the side close to the fixing frames 3 relative to the air inlet pipe 2, the screw rod 7 drives the top plate 6 to move towards the side close to the fixing frames 3, the top plate 6 is used for compressing and fixing the fixing frames 3, then the extrusion plate 11 is pulled to move downwards for a distance, and then the fixing frames 3 needing to be replaced are taken down, so that the replacement of the first filter screen 4 is completed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sand control device of cooling tower, includes cooling tower body (1), its characterized in that: the utility model discloses a cooling tower, including cooling tower body (1), air intake department intercommunication has air-supply line (2), be provided with the vertical groove of wearing that runs through on air-supply line (2), the inside seal in groove has been inserted fixed frame (3), the inside fixedly connected with first filter screen (4) of fixed frame (3), the width of first filter screen (4) equals with the width of fixed frame (3), the outside fixed cover of fixed frame (3) is equipped with seal cover (5), the lateral wall and the lateral wall sealing contact in groove of seal cover (5), the lateral end of seal cover (5) flushes with the lateral end of fixed frame (3), the bottom fixedly connected with trapezoidal rubber strip (19) of seal cover (5), the top of seal cover (5) is provided with a plurality of trapezoidal grooves with the position that a plurality of trapezoidal strips correspond, install extrusion subassembly on air-supply line (2), the lateral end upside and the lateral end downside in groove all are provided with the spout, the inside slip of spout is provided with roof (6), the one end rotation that fixed frame (3) was kept away from to roof (6) is connected with screw rod (7), screw rod (7) and air-supply line (2) rotation connection.

2. A sand control device for a cooling tower as claimed in claim 1, wherein: an air outlet pipe (8) is communicated with the air outlet of the cooling tower body (1), a fan (9) is fixedly connected to the inside of the air outlet pipe (8), and a second filter screen (10) is fixedly connected to the inner pipe orifice of the air outlet pipe (8).

3. A sand control device for a cooling tower as claimed in claim 2, wherein: the extrusion subassembly includes extrusion board (11), the inside front side and the inside right side of air-supply line (2) all are provided with logical groove, and the inside of logical groove is equal fixedly connected with fixed plate (12), and the top of fixed plate (12) is provided with the sliding tray, and the inside slip of sliding tray is provided with slide (13), and the bottom fixedly connected with connecting plate (14) of slide (13), the bottom of connecting plate (14) extends to the below of air-supply line (2), the top of extrusion board (11) and the bottom fixed connection of two connecting plates (14), the bottom fixedly connected with a plurality of compression springs (15) of slide (13), the bottom of a plurality of compression springs (15) all supports tightly with the bottom of sliding tray.

4. A sand control device for a cooling tower according to claim 3, wherein: the top end of the fixing plate (12) is fixedly connected with a sealing plate (16) through a screw.

5. The sand control device of a cooling tower as defined in claim 4, wherein: one side of the inner bottom end of the air inlet pipe (2) far away from the cooling tower body (1) is fixedly connected with a material guide plate (17), and the side end of the material guide plate (17) is contacted with the side ends of the fixed frame (3) and the first filter screen (4).

6. A sand control device for a cooling tower as defined in claim 5, wherein: the side end of the screw rod (7) is fixedly connected with a rotating handle (18).