CN218469652U

CN218469652U - Dustproof screen window of closed cooling tower

Info

Publication number: CN218469652U
Application number: CN202222656875.XU
Authority: CN
Inventors: 李明明; 王超; 王春蕾
Original assignee: Shandong Kaixiang Heat Transfer Technology Co ltd
Current assignee: Shandong Kaixiang Heat Transfer Technology Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-02-10
Anticipated expiration: 2032-10-10

Abstract

The utility model relates to the technical field of closed cooling tower devices, in particular to a dustproof screen window of a closed cooling tower, wherein an air inlet grid is arranged at the bottom window of the front wall and the rear wall of a closed cooling tower box body, and an upper slide rail and a lower slide rail are respectively fixed at the positions of the front wall and the rear wall of the closed cooling tower box body, which are positioned at the upper side and the lower side of the window; the two screen window assemblies respectively comprise an outer frame body and a filter screen fixed at the inner edge of the outer frame body; the bottoms of the hoisting pieces are respectively fixed on the top surface of the outer frame body; the tops of the supporting pieces are respectively fixed on the bottom surface of the outer frame body; the front side and the rear side of the bottom surface of the upper sliding rail are parallelly provided with notches matched with the top of the hoisting piece in a sliding clamping manner, the top of the lower sliding rail is a guide rail which is arranged in front and at the rear and is mutually parallel, the bottoms of the supporting pieces are respectively correspondingly and slidably clamped to the guide rail, and the side parts of the screen window assemblies are respectively provided with a positioning assembly which is detachably and fixedly connected with the outer wall of the closed cooling tower box body; the problem of closed cooling tower grid department dust screen be not convenient for wash and dismouting is solved.

Description

Dustproof screen window of closed cooling tower

Technical Field

The utility model relates to a closed cooling tower technical field specifically is a dustproof screen window of closed cooling tower.

Background

In a closed cooling tower (also called an evaporative air cooler, a closed cooling tower or a closed cooling tower), a tubular heat exchanger is arranged in the tower, and the cooling effect is ensured by the heat exchange of circulating air, spray water outside the pipe and circulating water inside the pipe. Because the circulating water is in-pipe closed circulation, the water quality can be ensured not to be polluted, the efficient operation of the main equipment is well protected, and the service life is prolonged. With the implementation of national energy-saving and emission-reducing policies and the increasing shortage of water resources, closed cooling towers are widely applied to the industries such as ferrous metallurgy, power electronics, machining, air conditioning systems and the like in recent years.

The working principle of the closed cooling tower is as follows: the cold water is heat exchanged by mechanisms such as a device heat exchanger to generate hot water, the hot water enters a closed copper coil pipe in the cooling tower to circulate, a secondary side circulating water circulating system is arranged at the bottom of the cooling tower, circulating water in the tower pool is pumped by a water pump to spray from the top of the tower downwards to the copper coil pipe, and then the heat is taken away by the draught of a fan at the top of the tower.

Because the air inlet grid of the closed cooling tower is generally exposed outside, in order to avoid dust from being sucked into the cooling tower, a dust screen is additionally arranged on the air inlet grid of the cooling tower. However, when the existing dust screen is installed at the air inlet grid on the cooling tower, the dust screen is generally fixed by screws or directly welded to the air inlet grid, so that the dust screen needs to be detached when the air inlet grid of the cooling tower is overhauled, and then the dust screen is installed again after the overhauling is finished, and the process is complicated. And such dust screens are inconvenient to clean.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem of closed cooling tower air inlet grid department dust screen be not convenient for wash and dismouting among the solution prior art, designed a closed cooling tower dustproof screen window.

In order to achieve the above object, the utility model provides a following technical scheme: a dust-proof screen window of a closed cooling tower comprises a closed cooling tower box body and an air inlet grid arranged at a window at the bottom of the front wall and the rear wall of the closed cooling tower box body, wherein an upper slide rail is fixed at the position, at the upper side of the window, of the front wall and the rear wall of the closed cooling tower box body along the horizontal direction; the lower sliding rail is fixed at the position, at the lower side of the window, of the front wall and the rear wall of the closed cooling tower box body along the horizontal direction; the two screen window assemblies respectively comprise an outer frame body and a filter screen fixed at the inner edge of the outer frame body; the bottoms of the hoisting pieces are respectively fixed on the top surface of the outer frame body; the tops of the supporting pieces are respectively fixed on the bottom surface of the outer frame body;

the front side and the rear side of the bottom surface of the upper sliding rail are parallelly provided with notches matched with the top of the hoisting part in a sliding clamping manner, the top of the lower sliding rail is a guide rail which is arranged in the front and the rear and is parallel to each other, the bottom of the supporting part is correspondingly clamped in the guide rail in a sliding manner, and the side part of the screen window component is respectively provided with a positioning component which is detachably and fixedly connected with the outer wall of the closed cooling tower box body.

Preferably, the positioning assembly comprises a fixing plate fixed on one side of the outer frame body and a positioning bolt sleeved with threads on the front wall and the rear wall of the fixing plate close to the outer end, and screw holes matched with the threads at the rear end of the positioning bolt are respectively formed in positions, located on the outer side of the window, of the front wall and the rear wall of the closed cooling tower box body.

Preferably, a handle is fixed on the outer wall of the fixing plate at a position inside the positioning bolt.

Preferably, the upper slide rail is located the position on notch top is equipped with sliding chamber along the axial respectively, hoist and mount spare by the bottom surface be fixed in the T piece that falls of outer frame body top surface and rotate install in the gyro wheel at wall top before the T piece is fallen forms of the back is constituteed, the gyro wheel corresponds the support respectively sliding chamber inner chamber bottom surface is located the position of notch front and back side.

Preferably, the lower slide rail further comprises a groove body fixed on the front wall and the rear wall of the closed cooling tower box body, the guide rails are respectively fixed on the front part and the rear part of the top surface of the groove body along the axial direction, the supporting piece is composed of a pi-shaped piece fixedly connected to the bottom surface of the outer frame body and a grooved wheel rotatably installed between the front wall and the rear wall of the inner cavity of the pi-shaped piece, and the grooved wheel is correspondingly and rotatably clamped on the guide rails.

Preferably, the top of the air inlet grid is hinged to the top of the window corresponding to the front wall and the rear wall of the closed cooling tower box body.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model relates to a closed cooling tower dustproof screen window, which can be conveniently disassembled and assembled through the sliding of a screen window component relative to an upper sliding rail and a lower sliding rail, thereby being convenient for cleaning a filter screen; in addition, when the two screen window assemblies slide and are in a superposed state, part of the air inlet grids can be exposed respectively, so that the air inlet grids can be maintained conveniently.

Drawings

Fig. 1 is a schematic overall front view structure diagram of the present invention;

fig. 2 is a schematic view of a screen window assembly of the present invention;

fig. 3 is a schematic cross-sectional structure view of the upper slide rail of the present invention;

fig. 4 is a schematic cross-sectional structure view of the lower slide rail of the present invention;

fig. 5 is a schematic view of the three-dimensional structure of the hoisting member of the present invention;

fig. 6 is a schematic perspective view of the supporting member of the present invention.

In the figure: 1-closed cooling tower box body;

2-an air intake grid;

3-sliding the upper rail; 31-a sliding cavity; 32-notches;

4-lower slide rail; 41-groove body; 42-a guide rail;

5-a screen assembly; 51-an outer frame body; 52-a filter screen; 53-fixing plate; 54-a handle; 55-positioning bolts;

6-hoisting parts; 61-an inverted T-piece; 62-a roller;

7-a support; 71-pi shaped piece; 72-sheave.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the utility model provides a technical solution, a closed cooling tower dustproof screen window, which comprises a closed cooling tower box body 1 and an air inlet grid 2 arranged at the bottom window of the front wall and the rear wall of the closed cooling tower box body 1, wherein an upper slide rail 3 is fixed at the position of the front wall and the rear wall of the closed cooling tower box body 1 at the upper side of the window along the horizontal direction; the lower slide rail 4 is fixed at the position of the lower side of the window on the front and rear walls of the closed cooling tower box body 1 along the horizontal direction; the two screen assemblies 5 respectively comprise an outer frame body 51 and a filter screen 52 fixed at the inner edge of the outer frame body 51; the bottoms of the hoisting pieces 6 are respectively fixed on the top surface of the outer frame body 51; the tops of the plurality of supporters 7 are fixed to the bottom surface of the outer frame 51;

go up the front and back side parallel of 3 bottom surfaces of slide rail and be equipped with the notch 32 that matches with 6 top slip joint of hoist and mount piece, the top of lower slide rail 4 sets up and guide rail 42 that is parallel to each other for the front and back, and support piece 7's bottom corresponds the slip joint respectively and connects in guide rail 42, and 5 lateral parts of screen window subassembly are equipped with respectively can dismantle fixed connection's locating component with closed cooling tower box 1 outer wall.

In summary, the hanging piece 6 and the supporting piece 7 at the top and bottom ends of one screen window assembly 5 are respectively and correspondingly clamped in the notch 32 at the front side of the upper slide rail 3 and the guide rail 42 at the front side of the lower slide rail 4; the hoisting piece 6 and the supporting piece 7 at the top and bottom ends of the other screen window component 5 are correspondingly clamped in the notch 32 at the rear side of the upper slide rail 3 and the guide rail 42 at the rear side of the lower slide rail 4 in a sliding way respectively; the two screen window assemblies 5 are arranged in a staggered position, so that the two screen window assemblies 5 can smoothly and independently slide left and right; the two screen window assemblies 5 keep surface contact when sliding relatively, and the inner side parts of the two screen window assemblies 5 are partially overlapped so as to ensure that the filter screen 52 can completely cover the air inlet grid 2; sliding the screen window components 5 to make the two screen window components 5 in a completely overlapped state, namely, to expose a half part of the air inlet grille 2; because the end of the notch 32 and the end of the guide rail 42 are not provided with a plug structure, the screen window assemblies 5 can be conveniently disassembled and assembled through sliding, and therefore the effects that the maintenance work on the open air inlet grille 2 and the cleaning of the filter screen 52 are convenient are achieved.

In this embodiment, the positioning assembly includes a fixing plate 53 fixed on one side of the outer frame 51 and a positioning bolt 55 screwed on the front and rear walls of the fixing plate 53 near the outer end, and screw holes screwed on the rear end of the positioning bolt 55 are respectively provided on the front and rear walls of the closed cooling tower box 1 outside the window; when the two screen window assemblies 5 slide to the two end positions respectively, the positioning bolts 55 on the fixing plates 53 correspond to the screw holes on the front wall and the rear wall of the closed cooling tower box 1 respectively, and the positioning bolts 55 are screwed, so that the two screen window assemblies 5 can be fixed respectively.

In this embodiment, a handle 54 is fixed to the outer wall of the fixing plate 53 at a position inside the positioning bolt 55; sliding the screen assembly 5 from side to side is facilitated by the handle 54.

In this embodiment, the upper slide rail 3 is provided with a slide cavity 31 at the top of the notch 32 along the axial direction, the lifting member 6 is composed of an inverted T-shaped member 61 with a bottom surface fixed to the top surface of the outer frame 51 and a roller 62 rotatably mounted on the top of the front and rear walls of the inverted T-shaped member 61, and the roller 62 is correspondingly supported at the bottom of the inner cavity of the slide cavity 31 at the front and rear sides of the notch 32.

In this embodiment, the lower slide rail 4 further includes a groove 41 fixed to the front and rear walls of the closed cooling tower tank 1, the guide rail 42 is respectively fixed to the front and rear portions of the top surface of the groove 41 along the axial direction, the support member 7 is composed of a pi-shaped member 71 whose top surface is fixedly connected to the bottom surface of the outer frame 51 and a grooved pulley 72 rotatably installed between the front and rear walls of the inner cavity of the pi-shaped member 71, and the grooved pulley 72 is respectively and correspondingly rotatably engaged with the guide rail 42.

In this embodiment, the top of the air inlet grille 2 is hinged to the top of the window corresponding to the front and rear walls of the closed cooling tower box 1, and the exposed air inlet grille 2 is turned up, so that the parts in the inner cavity of the closed cooling tower box 1 can be overhauled and maintained.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dustproof screen window of closed cooling tower, includes closed cooling tower box (1) and locates air inlet grid (2) of wall bottom window department around closed cooling tower box (1), its characterized in that still includes:

the upper sliding rail (3) is fixed at the position, on the upper side of the window, of the front wall and the rear wall of the closed cooling tower box body (1) along the horizontal direction;

the lower sliding rail (4), the lower sliding rail (4) is fixed at the position, below the window, of the front wall and the rear wall of the closed cooling tower box body (1) along the horizontal direction;

the screen window assembly comprises two screen window assemblies (5), wherein each screen window assembly (5) comprises an outer frame body (51) and a filter screen (52) fixed on the inner edge of the outer frame body (51);

the bottoms of the hoisting pieces (6) are respectively fixed on the top surface of the outer frame body (51); and

a plurality of supporting pieces (7), wherein the tops of the supporting pieces (7) are respectively fixed on the bottom surface of the outer frame body (51);

the front side and the rear side of the bottom surface of the upper sliding rail (3) are parallelly provided with notches (32) matched with the sliding clamping of the top of the hoisting piece (6), the top of the lower sliding rail (4) is a guide rail (42) which is arranged in the front and the rear and is parallel to each other, the bottom of the support piece (7) is correspondingly clamped with the guide rail (42) in a sliding manner, and the side part of the screen window component (5) is respectively provided with a positioning component which is detachably and fixedly connected with the outer wall of the closed cooling tower box body (1).

2. The dust screen of closed cooling tower as claimed in claim 1, wherein: the positioning assembly comprises a fixing plate (53) fixed on one side of the outer frame body (51) and a positioning bolt (55) sleeved with threads at the position, close to the outer end, of the front wall and the rear wall of the fixing plate (53), and screw holes matched with the positioning bolt (55) in threaded sleeve connection are respectively formed in the positions, located on the outer side of the window, of the front wall and the rear wall of the closed cooling tower box body (1).

3. The dust screen of a closed cooling tower of claim 2, wherein: and a handle (54) is fixed on the outer wall of the fixing plate (53) at the inner side of the positioning bolt (55).

4. The dust screen of closed cooling tower as claimed in claim 1, wherein: go up slide rail (3) and be located the position on notch (32) top is equipped with sliding chamber (31) along the axial respectively, hoist and mount piece (6) are fixed in by the bottom surface the T-shaped piece (61) of falling of outer frame (51) top surface and rotate install in gyro wheel (62) at wall top before the T-shaped piece (61) are constituteed, gyro wheel (62) correspond respectively and support sliding chamber (31) inner chamber bottom surface is located the position of notch (32) front and back side.

5. The dust screen of closed cooling tower as claimed in claim 1, wherein: lower slide rail (4) are still including being fixed in cell body (41) of wall behind closed cooling tower box (1), guide rail (42) are fixed in along the axial respectively the anteroposterior part of cell body (41) top surface, support piece (7) by top surface fixed connection in pi shape piece (71) and the rotation of outer frame body (51) bottom surface install in sheave (72) between the wall constitute before pi shape piece (71) inner chamber, sheave (72) respectively correspond rotate the joint in on guide rail (42).

6. The dust screen of closed cooling tower as claimed in claim 1, wherein: the top of the air inlet grid (2) is hinged to the top of the window corresponding to the front wall and the rear wall of the closed cooling tower box body (1).