CN220959712U - Closed cooling tower - Google Patents

Abstract

The utility model relates to the technical field of cooling towers, in particular to a closed cooling tower, which comprises a closed box, wherein an anti-blocking mechanism is arranged on the closed box and comprises a spray pipe, one end of the spray pipe extends to the outside of the closed box, the other end of the spray pipe fixedly penetrates into the closed box, a spray header is communicated with the penetrating end of the spray pipe, two sides of one end of the spray header, which is far away from the spray pipe, are respectively connected with a connecting plate, a sliding hole is formed in each connecting plate, an output shaft of the spray header can drive a reciprocating screw rod to rotate through a starting motor, then the screw rod sliding arm is driven to slide in a reciprocating manner, and the collision arm moves along with and extrudes a U arm, so that the U arm rises under the limiting action of the sliding rod, and then the needle ends of the dredging needles are driven to enter the inner cavity of the spray header, water impurities in the spray header are cleaned, and the risk of blocking is avoided.

Description

Closed cooling tower

Technical Field

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

Background

The closed cooling tower is characterized in that a tubular heat exchanger is arranged in the tower, and the cooling effect is ensured through heat exchange of circulated air, spray water and circulating water.

According to chinese patent publication No. CN216925207U, this patent provides a closed cooling tower, including closed cooling tower body and rain shielding subassembly, closed cooling tower body top is provided with the air outlet, the rain shielding subassembly includes rain shield, slide piece, lifting part, setting element, first pendulum rod, second pendulum rod, driving piece and first articulated lever, rain shield one side sets up the opening, the rain shield is located the air outlet upside, when normal weather, according to opposite order, starts the driving piece, promotes the swing of rain shield, and the high end of rain shield rises, increases the clearance between rain shield and the air outlet, improves closed cooling tower's radiating effect, and then effectively improves the problem that rain and snow weather rainwater and snow get into closed cooling tower and normal weather enlarge the air outlet clearance.

However, in the use process of the closed cooling tower, spray water is repeatedly utilized, and impurities contained in the water are easy to block the spray holes of the spray header, so that water is not uniformly distributed during spraying, uneven cooling and heating of the cooling coil are caused, and the service life of the cooling coil is shortened. In view of this, we propose a closed cooling tower.

Disclosure of utility model

The utility model aims to provide a closed cooling tower, which solves the problems that impurities in spray water are easy to block water spraying holes of a spray header, so that water is not distributed uniformly during spraying, the cooling coils are uneven in heat and cold, and the service life of the cooling coils is shortened.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a closed cooling tower, includes the closed case, be provided with on the closed case and prevent blockking up the mechanism, and prevent blockking up the mechanism and include the shower, the one end of shower extends to the outside of closed case, and the other end of shower is fixed runs through to the inside of closed case, the intercommunication is provided with the shower on the penetrating end of shower, the shower is kept away from the one end both sides of shower and all is connected with connecting plate one, every all seted up the slide hole on the connecting plate one to sliding connection has a slide bar respectively through the slide hole, every the top of slide bar is connected with spacing piece respectively, every the bottom of slide bar is connected with connecting plate two respectively, every be connected with a spring between connecting plate two and the adjacent connecting plate one respectively, be connected with the U arm between the connecting plate two, the inner wall of U arm is connected with the mediation needle, and the one end that the U arm was kept away from to the mediation needle is the needle end, the needle end of mediation needle and the inner chamber alignment setting of shower.

Preferably, the closed box is provided with a descaling mechanism and comprises a frame, the frame is installed on one side of the outer wall of the closed box, a motor is installed on the frame, one end of a reciprocating screw rod is connected to an output shaft of the motor, the other end of the reciprocating screw rod movably penetrates through the inside of the closed box and is rotationally connected to one side of the inner wall of the closed box through a bearing, a screw rod sliding arm is sleeved on the reciprocating screw rod in a threaded manner, the bottom of the screw rod sliding arm is connected with a descaling brush, the top of the screw rod sliding arm is connected with one end of a support arm, one end of the support arm, far away from the screw rod sliding arm, is connected with a collision arm, two limiting rods are sequentially connected between the inner walls of the closed box, and two limiting holes are formed in the screw rod sliding arm and are slidably connected to the limiting rods through the limiting holes.

Preferably, a water filtering net is connected between the inner walls of the closed box, and the brush hair part of the descaling brush movably penetrates through meshes of the water filtering net.

Preferably, the water collector is installed at the inner wall top of closed case, the fan is installed at the top of closed case, the inside of closed case is through water collector and fan intercommunication setting.

Preferably, the heat exchange coil is installed in the closed box, two ends of the heat exchange coil are fixedly penetrated to the outside of one side of the closed box, and the heat exchange coil is provided with fillers in a staggered manner.

Preferably, the bottom opening of the closed box is provided, the bottom is provided with a spraying water tank, and an air inlet grille is connected between the notch of the spraying water tank and the bottom opening of the closed box.

Preferably, the number of the anti-blocking mechanisms is two, the two anti-blocking mechanisms are sequentially arranged on the closed box, the two spray pipes are arranged at one end of the outer portion of the closed box in a communicated mode, a water outlet pipe is arranged at each water outlet pipe in a communicated mode, a booster pump is respectively arranged on each water outlet pipe, and one end, away from the spray pipe, of each water outlet pipe is respectively connected to one side of the outer wall of the spray water tank and is communicated with the spray water tank.

By means of the technical scheme, the utility model provides a closed cooling tower. Comprises at least the following

The beneficial effects are that:

(1) According to the utility model, the output shaft of the motor can drive the reciprocating screw rod to rotate through the starting motor, then the screw rod sliding arm is driven to slide reciprocally, the collision arm moves along with the reciprocating screw rod sliding arm and extrudes the U arm, so that the U arm rises under the limit action of the sliding rod, and then the needle ends of the dredging needles are driven to enter the inner cavity of the spray header, so that water impurities in the spray header are cleaned, and the risk of blockage is avoided.

(2) According to the utility model, in the sliding process of the lead screw sliding arm, the scale removing brush at the bottom repeatedly brushes scale on the water filtering net, so that corrosion damage caused by adhesion of the scale on the water filtering net is avoided, after the collision arm is far away from the U arm, the elastic force of the spring can push the connecting plate II to drive the U arm to reset, the dredging needle is far away from the inner cavity of the spray header, and each spray pipe can carry out two dredging processes in the one-time reciprocating motion process of the lead screw sliding arm, so that the inner cavity of the spray pipe is kept unblocked at any time, and the water distribution uniformity is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model, illustrate and together with the description serve to explain a part of the utility model:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional elevation view of the present utility model;

FIG. 3 is a front view of an anti-jam mechanism of the present utility model;

fig. 4 is a cross-sectional top view of the closed box of the present utility model.

In the figure: 1. a closed box; 2. an anti-blocking mechanism; 201. a shower pipe; 202. a spray header; 203. a first connecting plate; 204. a slide bar; 205. a limiting piece; 206. a second connecting plate; 207. a spring; 208. a U-arm; 209. a dredging needle; 3. a scale removal mechanism; 301. a frame; 302. a motor; 303. a reciprocating screw rod; 304. a screw rod slide arm; 305. a descaling brush; 306. a support arm; 307. a striker arm; 308. a limit rod; 4. a water filter screen; 5. a water collector; 6. a blower; 7. a heat exchange coil; 8. a filler; 9. a spray water tank; 10. an air inlet grille; 11. a water outlet pipe; 12. and a booster pump.

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.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a closed cooling tower, including closed case 1, be provided with anti-clogging mechanism 2 on the closed case 1, and anti-clogging mechanism 2 includes shower 201, the one end of shower 201 extends to the outside of closed case 1, and the other end of shower 201 is fixed runs through to the inside of closed case 1, the intercommunication is provided with shower head 202 on the penetrating end of shower 201, water sprays to the inside of closed case 1 from shower head 202, shower head 202 keeps away from the one end both sides of shower 201 and all is connected with connecting plate one 203, all seted up the slide opening on every connecting plate one 203, and slide opening is connected with a slide bar 204 respectively, the top of every slide bar 204 is connected with spacing piece 205 respectively, the bottom of every slide bar 204 is connected with connecting plate two 206 respectively, be connected with a spring 207 between every connecting plate two 206 and adjacent connecting plate one 203, be connected with U arm 208 between two connecting plate two 206, the inner wall connection of U arm 208 has the mediation needle 209, spring 207 can promote U arm 208 to reset, and make the hydrophobic needle 209 keep away from shower head 202 inner chamber, and the one end that just keep away from U arm 209 is that U arm 202 is equipped with the tip 11 to keep away from the water outlet pipe 12 on two outer wall of shower pipe 11, the end of each end of shower pipe 11 is connected with a booster pump 11 in proper order, the end is located the water outlet pipe 11 is connected with two outer side of the water outlet pipe 11, the water outlet pipe 11 is connected with two end of the water outlet pipe 11, the water pipe is connected with the water outlet pipe 11, the end of the water pipe is connected with the water pipe 11, and is connected with the water outlet pipe 11, and is connected with the water inlet pipe 11, and has the end of water pipe 11, and has been connected to the water inlet pipe and has the water inlet pipe 11, and has been connected to the water supply channel, and has the water supply station and has been connected to the water supply station and has the efficiency to the efficiency and the efficiency.

In this embodiment, be provided with scale removal mechanism 3 on closed case 1, and including frame 301, frame 301 installs in the outer wall one side of closed case 1, install motor 302 on the frame 301, frame 301 is used for providing holding power to motor 302, be connected with the one end of reciprocal lead screw 303 on the output shaft of motor 302, the other end activity of reciprocal lead screw 303 runs through to inside the closed case 1, and connect in the inner wall one side of closed case 1 through the bearing rotation, starter motor 302 can make its output shaft drive reciprocal lead screw 303 rotatory, then drive lead screw arm 304 and slide reciprocally along the lead screw wall, the threaded sleeve on reciprocal lead screw 303 is equipped with lead screw arm 304, the bottom of lead screw arm 304 is connected with scale removal brush 305, scale removal brush 305 repeatedly brushes scale deposit on the filter screen 4, avoid the adhesion to cause corrosion damage on the filter screen 4, the top of lead screw arm 304 is connected with the one end of 306, be kept away from on the one end of lead screw arm 304 to be connected with ram 307, two spacing bars 308 have been connected gradually between the inner wall of closed case 1, two spacing holes have been seted up on the lead screw arm 304, and pass through spacing hole sliding connection carries out the reciprocal screen 308 along the reciprocal sliding of lead screw wall, the filter screen 4 is avoided the scale deposit on the filter screen 4 to slide, the scale removal brush 305 is misplaced.

Notably, the water collector 5 is installed at the inner wall top of closed case 1, water collector 5 is used for absorbing heat exchange vapor inclusion, thereby this soda can continue liquefaction and drip downwards, guaranteed water utilization is retrieved, avoid causing a large amount of extravagant, fan 6 is installed at the top of closed case 1, the inside of closed case 1 is through water collector 5 and fan 6 intercommunication setting, the internally mounted of closed case 1 has heat exchange coil 7, and the both ends of heat exchange coil 7 are all fixed to run through to the outside of one side of closed case 1, the packing 8 is installed to the crisscross packing 8 that installs on the heat exchange coil 7, water cover packing 8 carries out heat exchange work with heat exchange coil 7, the bottom opening setting of closed case 1, and the bottom is provided with spray flume 9, be connected with air inlet grille 10 between the notch of spray flume 9 and the bottom opening of closed case 1, fan 6 work makes the inside of closed case 1 through air inlet grille 10 suction outside air, thereby form the wind-force flow of covering state, and carry out the forced air cooling to spray water.

The working principle is that one end of a spray pipe 201 in the closed box 1, which is far away from the outside of the closed box 1, is communicated with a water injection pipeline, the water injection pipeline simultaneously penetrates through the outer wall of one side of the closed box 1, which is far away from the rack 301, water is injected into the spray pipe 201 after being opened through an external adjusting valve through the water injection pipeline, at the moment, water is sprayed into the closed box 1 from a spray header 202, scale impurities are filtered through a water filtering net 4, water continuously covers a filler 8 and performs heat exchange work with a heat exchange coil 7, so that water drops Wen Laru spray a water tank 9, a fan 6 works, the closed box 1 sucks external air through an air inlet grid 10, wind power flow in a covering state is formed, air cooling is performed on spray water, the water in the spray water tank 9 continuously enters a booster pump 12 through a water outlet pipe 11, and is conveyed to the spray pipe 201 again through the booster pump 12, and the spray pipe 201 is sprayed again, after the regulating valve is arranged on the water injection pipeline is closed, a self-cooling water circulation system is formed in the closed box 1 at the moment, water can be continuously circulated in the closed box 1 so as to reach the required standard temperature, the water receiver 5 is used for absorbing water vapor inclusion in heat exchange, the steam water can be continuously liquefied so as to drop downwards, water utilization recovery is ensured, a great amount of waste is avoided, in the spraying process, the intermittent starting motor 302 can drive the output shaft of the intermittent starting motor 302 to drive the reciprocating screw 303 to rotate, then the screw sliding arm 304 is driven to slide along the screw wall in a reciprocating manner, the limiting rod 308 is used for limiting the sliding, the screw sliding arm 304 is prevented from rotating and dislocating, the scale on the water filtering net 4 is prevented from being repeatedly brushed by the scale brush 305 at the bottom of the screw sliding arm 304 in the sliding process, the scale is prevented from adhering to the water filtering net 4 to cause corrosion damage, simultaneously, the support arm 306 moves along with the screw rod slide arm 304 and drives the collision arm 307 to move simultaneously, the side surface of the collision arm 307 is of an inclined surface structure which is attached to two ear ends of the U arm 208, and simultaneously, the U arm 208 is provided with a chamfering structure, the U arm 208 can be moved and extruded through the collision arm 307, so that lifting action is generated under the limiting action of the slide rod 204, the needle end of each dredging needle 209 is driven to enter the inner cavity of the spray header 202, water impurities are dredged, the risk of blockage is avoided, after the collision arm 307 is far away from the U arm 208, the elastic force of the spring 207 pushes the connecting plate II 206 to drive the U arm 208 to reset, the dredging needle 209 is far away from the inner cavity of the spray header 202, and two dredging processes can be carried out on each spray pipe 201 in one reciprocating motion process of the screw rod slide arm 304, so that the inner cavity of the spray pipe 201 is kept unblocked at any time, and the water distribution uniformity is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (7)

1. A closed cooling tower comprising a closed box (1), characterized in that: be provided with on closed case (1) and prevent blockking up mechanism (2), and prevent blockking up mechanism (2) including shower (201), the one end of shower (201) extends to the outside of closed case (1), and the other end of shower (201) is fixed to run through to the inside of closed case (1), the intercommunication is provided with shower (202) on the penetrating end of shower (201), shower (202) are kept away from one end both sides of shower (201) and all are connected with connecting plate one (203), every all offered the slide opening on connecting plate one (203) to sliding connection has a slide bar (204) respectively through the slide opening, every the top of slide bar (204) is connected with spacing piece (205) respectively, every the bottom of slide bar (204) is connected with connecting plate two (206) respectively, every be connected with a spring (207) between connecting plate two (206), be connected with U arm (208) between connecting plate two (206), the inner wall connection of U arm (208) has needle (209) to the mediation end of needle (209), and the mediation end of needle (209) is kept away from needle (209).

2. A closed cooling tower according to claim 1, wherein: be provided with scale removal mechanism (3) on closed case (1) to including frame (301), frame (301) are installed in outer wall one side of closed case (1), install motor (302) on frame (301), be connected with the one end of reciprocal lead screw (303) on the output shaft of motor (302), the other end activity of reciprocal lead screw (303) runs through to inside closed case (1) to through bearing rotation connection in inner wall one side of closed case (1), the screw thread cover is equipped with lead screw arm (304) on reciprocal lead screw (303), the bottom of lead screw arm (304) is connected with scale removal brush (305), the top of lead screw arm (304) is connected with the one end of support arm (306), be connected with on the one end that lead screw arm (304) were kept away from to support arm (306) hits arm (307), two spacing poles (308) have been connected gradually between the inner wall of closed case (1), two spacing holes have been seted up on lead screw arm (304) to through spacing hole sliding connection on spacing pole (308).

3. A closed cooling tower according to claim 2, wherein: a water filtering net (4) is connected between the inner walls of the closed box (1), and brush hair parts of the descaling brushes (305) movably penetrate through meshes of the water filtering net (4).

4. A closed cooling tower according to claim 1, wherein: the water collector (5) is installed at the inner wall top of closed case (1), fan (6) are installed at the top of closed case (1), the inside of closed case (1) is through water collector (5) and fan (6) intercommunication setting.

5. A closed cooling tower according to claim 1, wherein: the inside of closed case (1) is installed heat exchange coil (7), and the both ends of heat exchange coil (7) are all fixed run through to the outside of one side of closed case (1), staggered mounting has filler (8) on heat exchange coil (7).

6. A closed cooling tower according to claim 1, wherein: the bottom opening of closed case (1) sets up, and the bottom is provided with spray basin (9), be connected with air inlet grid (10) between the notch of spray basin (9) and the bottom opening of closed case (1).

7. A closed cooling tower according to claim 1, wherein: the anti-blocking mechanism is characterized in that the number of the anti-blocking mechanisms (2) is two, the two anti-blocking mechanisms (2) are sequentially arranged on the closed box (1), the two spraying pipes (201) are arranged at one end of the outer portion of the closed box (1) in a communicated mode, the water outlet pipes (11) are respectively provided with a booster pump (12), and the water outlet pipes (11) are respectively connected to one side of the outer wall of the spraying water tank (9) at one end, far away from the spraying pipes (201), of each water outlet pipe (11) and are connected with the inner connection of the spraying water tank (9).