CN214891797U - Central air conditioning unit convenient to change cassette - Google Patents

Abstract

The utility model relates to a central air conditioning unit technical field, specifically speaking relates to a central air conditioning unit convenient to change cassette, including the central air conditioning machine case, be provided with the ventilation hole of two mutual symmetries on the front side plate body of central air conditioning machine case, fixed mounting has the rectangle mount on the pore wall in ventilation hole, be provided with the cassette in the ventilation hole, still be provided with anticreep rectangle gasket in the ventilation hole, anticreep rectangle gasket compresses tightly the cassette on the rectangle mount, still be provided with on the central air conditioning machine case and compress tightly stop device, compress tightly stop device including setting up the pneumatic cylinder on the quick-witted incasement wall of central air conditioning, the last rectangle that is provided with two mutual symmetries of telescopic shaft of pneumatic cylinder compresses tightly the frame, the rectangle compresses tightly the frame and supports on the side that keeps away from the cassette at anticreep rectangle gasket. The utility model discloses be convenient for change the operation to the cassette, facilitate the use brings the facility for the staff.

Description

Central air conditioning unit convenient to change cassette

Technical Field

The utility model relates to a central air conditioning unit technical field, specifically speaking relates to a central air conditioning unit convenient to change cassette.

Background

The central air conditioning unit is a common device for refrigerating or heating operation, and generally comprises one or more cold and heat source systems and a plurality of air conditioning systems, wherein the refrigerating system generally adopts the principle of liquid gasification refrigeration to provide required cold for the air conditioning systems so as to offset the heat load of the indoor environment, the heating system generally provides required heat for the air conditioning systems so as to offset the cold and heat loads of the indoor environment, filter sheets for filtering air are generally installed in the central air conditioning unit, most of the filter sheets in the central air conditioning unit are fixedly installed in the central air conditioning unit by fastening screws, and the fixing mode has the defect that the filter sheets are not convenient to replace, thereby affecting the operation of workers and bringing inconvenience to users.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a central air conditioning unit convenient to change cassette to solve the defect that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a central air conditioning unit convenient to change cassette, includes central air conditioning machine case, be provided with the ventilation hole of two mutual symmetries on the front side plate body of central air conditioning machine case, fixed mounting has the rectangle mount on the pore wall in ventilation hole, be provided with the cassette in the ventilation hole, still be provided with anticreep rectangle gasket in the ventilation hole, anticreep rectangle gasket will the cassette compresses tightly on the rectangle mount, still be provided with on the central air conditioning machine case and compress tightly stop device, it is in including setting up pneumatic cylinder on the central air conditioning machine incasement wall to compress tightly stop device, the rectangle that is provided with two mutual symmetries on the telescopic shaft of pneumatic cylinder compresses tightly the frame and supports on the side that the cassette was kept away from to the anticreep rectangle gasket.

Preferably, the size of the filter plate and the size of the anti-falling rectangular gasket are matched with the size of the ventilation hole, so that the filter plate and the anti-falling rectangular gasket can be stably installed in the ventilation hole.

Preferably, two be linked together through the rectangular channel between the ventilation hole, be provided with the rectangular channel that is linked together with the external world on the rear side cell wall of rectangular channel, the telescopic shaft end of pneumatic cylinder is provided with the rectangle slide bar that is the level form and sets up, the rectangle slide bar be located in the rectangular channel and with sliding connection between the rectangular channel, the preceding tip of rectangle slide bar is provided with front side fixed plate, two the rectangle compresses tightly the frame fixed mounting respectively on the left and right sides face of front side fixed plate, be convenient for utilize pneumatic cylinder work, drive rectangle slide bar and front side fixed plate motion, finally realize driving the rectangle and compress tightly the frame motion, realize compressing tightly the cassette or loosen the operation more convenient, make things convenient for the staff to change the operation to the cassette.

Preferably, the width of front side fixed plate is greater than the width of rectangular hole, the size of rectangle slide bar with the size looks adaptation of rectangular hole guarantees that the rectangle slide bar can be stable slide in the rectangular hole, and the front side fixed plate can not slide to the rectangular hole in, avoids the too big distance that can not play of front side fixed plate backward movement to compress tightly the moving distance of frame to the rectangle to carry on spacingly.

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

1. the utility model discloses a set up compress tightly stop device and anticreep rectangle gasket, guarantee when using, utilize the rectangle to compress tightly the frame and compress tightly anticreep rectangle gasket and cassette on the rectangle mount, accomplish the fixed mounting operation, when dismantling and change, utilize the rectangle to compress tightly the outside motion of frame, take off the anticreep rectangle gasket again and change the cassette, conveniently change the operation, and convenient to use, the cassette of having solved most central air conditioning unit is and adopts fastening screw fixed mounting in central air conditioning unit, this kind of fixed mode exists the defect that is not convenient for change the cassette, influence staff's operation, bring inconvenient problem for the user.

2. The utility model discloses a baffle of setting to be provided with the external world on the baffle and block the net, guarantee when using, can utilize the external world to block that the net plays and blocks the effect that external object dropped to the ventilation hole, facilitate the use.

Drawings

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

fig. 2 is a schematic diagram of the explosion structure of the present invention;

FIG. 3 is one of the partial structural schematic diagrams of the present invention;

fig. 4 is an explosion structure diagram of the compressing and limiting device of the present invention;

fig. 5 is a second partial schematic structural diagram of the present invention.

In the figure: 1. a central air-conditioning cabinet; 10. a vent hole; 11. a rectangular fixing frame; 12. a rectangular groove; 13. a rectangular hole; 2. a filter disc; 3. an anti-drop rectangular gasket; 4. a compression limiting device; 40. a hydraulic cylinder; 41. a rectangular slide bar; 42. a front side fixing plate; 43. a baffle plate; 431. an outside blocking net; 44. a rectangular compacting frame; 45. a connecting rod.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a central air-conditioning unit convenient for replacing a filter plate comprises a central air-conditioning case 1, wherein two ventilation holes 10 which are symmetrical to each other and communicated with the outside are arranged on a front side plate body of the central air-conditioning case 1, a rectangular fixing frame 11 is tightly welded on the hole wall of each ventilation hole 10, the rectangular fixing frame 11 is in a hollow rectangular shape, the filter plate 2 is arranged in each ventilation hole 10, an anti-falling rectangular gasket 3 is further arranged in each ventilation hole 10, the filter plate 2 is pressed on the front side surface of each rectangular fixing frame 11 through the anti-falling rectangular gasket 3, a pressing and limiting device 4 is further arranged on the central air-conditioning case 1, each pressing and limiting device 4 comprises a hydraulic cylinder 40 arranged on the inner wall of the central air-conditioning case 1, two rectangular pressing frames 44 which are symmetrical to each other are arranged on a telescopic shaft of the hydraulic cylinder 40, each rectangular pressing frame 44 is also in a hollow rectangular shape, and each rectangular pressing frame 44 abuts against the side surface, far away from the filter plate 2, of the anti-falling rectangular gasket 3, guarantee when using, utilize pneumatic cylinder 40 work, telescopic shaft on it shortens to drive the rectangle and compresses tightly frame 44 and compress tightly anticreep rectangle gasket 3 and cassette 2 on rectangle mount 11, accomplishes the fixed mounting operation, when changing, utilizes pneumatic cylinder 40 work, and telescopic shaft extension on it drives the rectangle and compresses tightly frame 44 and outwards move, takes out anticreep rectangle gasket 3 again, changes cassette 2.

In this embodiment, the size of cassette 2 and the size of anticreep rectangle gasket 3 all with the size looks adaptation in ventilation hole 10, guarantee that cassette 2 and anticreep rectangle gasket 3 can be stable install in ventilation hole 10.

Specifically, be linked together through rectangular channel 12 between two ventilation holes 10, be provided with the rectangular hole 13 that is linked together with the external world on the rear side cell wall of rectangular channel 12, the last inseparable welding of telescopic shaft of pneumatic cylinder 40 has the rectangle slide bar 41 that is the level form setting, rectangle slide bar 41 be located rectangular hole 13 and with between the rectangular hole 13 sliding connection, the preceding tip inseparable welding of rectangle slide bar 41 has front side fixed plate 42, two rectangles compress tightly frame 44 and respectively inseparable welding on the left and right sides face of front side fixed plate 42, be convenient for utilize pneumatic cylinder 40 work, drive rectangle slide bar 41 and front side fixed plate 42 motion, finally realize driving the rectangle and compress tightly the frame 44 motion, it is more convenient to realize compressing tightly or loosening the operation to cassette 2, make things convenient for the staff to change the operation to cassette 2.

Further, the width of front side fixed plate 42 is greater than the width of rectangular hole 13, and the size of rectangle slide bar 41 and the size looks adaptation of rectangular hole 13 guarantee that rectangle slide bar 41 can be stable slide in rectangular hole 13, and front side fixed plate 42 can not slide to rectangular hole 13 in, and the distance of avoiding front side fixed plate 42 to move backward is too big can not play and compresses tightly the moving distance of frame 44 to the rectangle and carry on spacingly.

In addition, the rectangle compresses tightly the front side of frame 44 and still is provided with baffle 43, and the central point of baffle 43 puts an integrated into one piece and has external blocking net 431, and external blocking net 431 is porous structure, and baffle 43 and rectangle compress tightly between the frame 44 that the welding has a plurality of connecting rods 45 that are the matrix and arrange, through the external blocking net 431 that sets up, can play certain effect that prevents that external object from dropping to in the ventilation hole 10.

It should be noted that the hydraulic cylinder 40 in the present embodiment is conventional in the art, and will not be described herein.

When the central air conditioning unit convenient for replacing the filter disc of the utility model is used, firstly, the hydraulic cylinder 40 is started and is enabled to work, the hydraulic cylinder 40 works, the extension shaft on the hydraulic cylinder extends to drive the rectangular slide bar 41 and the front side fixing plate 42 to move outwards, the front side fixing plate 42 moves outwards to drive the rectangular pressing frame 44 to move outwards, at the moment, the rectangular pressing frame 44 no longer presses the anti-falling rectangular gasket 3 and the filter disc 2 on the rectangular fixing frame 11, the worker takes off the anti-falling rectangular gasket 3 and replaces the filter disc 2, after the replacement is finished, the anti-falling rectangular gasket 3 is continuously clamped into the ventilation hole 10 and is propped against the front side of the filter disc 2, then the hydraulic cylinder 40 is continuously started and enabled to work, the hydraulic cylinder 40 works, the extension shaft on the hydraulic cylinder is shortened to drive the rectangular slide bar 41 and the front side fixing plate 42 to move inwards, the front side fixing plate 42 moves inwards to drive the rectangular pressing frame 44 to press the anti-falling rectangular gasket 3 and the filter disc 2 on the rectangular fixing frame 11, accomplish the fixed mounting operation, facilitate the use, the cassette of having solved in the most central air conditioning unit adopts fastening screw fixed mounting in the central air conditioning unit, and this kind of fixed mode exists the defect that is not convenient for change the cassette, influences the staff operation, brings inconvenient problem for the user.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (4)

1. The utility model provides a central air conditioning unit convenient to change cassette, includes central air conditioning machine case (1), its characterized in that: two symmetrical ventilation holes (10) are arranged on the front side plate body of the central air-conditioning cabinet (1), a rectangular fixing frame (11) is fixedly arranged on the hole wall of the ventilation hole (10), a filter sheet (2) is arranged in the ventilation hole (10), an anti-falling rectangular gasket (3) is also arranged in the ventilation hole (10), the filter sheet (2) is pressed on the rectangular fixing frame (11) by the anti-falling rectangular gasket (3), the central air-conditioning cabinet (1) is also provided with a compressing and limiting device (4), the pressing and limiting device (4) comprises a hydraulic cylinder (40) arranged on the inner wall of the central air-conditioning case (1), two mutually symmetrical rectangular pressing frames (44) are arranged on a telescopic shaft of the hydraulic cylinder (40), the rectangular pressing frame (44) abuts against the side face, far away from the filter sheet (2), of the anti-falling rectangular gasket (3).

2. The central air conditioning unit convenient for replacing the filter disc as claimed in claim 1, wherein: the size of the filter disc (2) and the size of the anti-falling rectangular gasket (3) are matched with the size of the ventilation hole (10).

3. The central air conditioning unit convenient for replacing the filter disc as claimed in claim 1, wherein: two be linked together through rectangular channel (12) between ventilation hole (10), be provided with rectangular hole (13) that are linked together with the external world on the rear side cell wall of rectangular channel (12), the telescopic shaft end of pneumatic cylinder (40) is provided with rectangle slide bar (41) that is the level form setting, rectangle slide bar (41) are located in rectangular hole (13) and with sliding connection between rectangular hole (13), the front end of rectangle slide bar (41) is provided with front side fixed plate (42), two rectangle compress tightly frame (44) fixed mounting respectively on the left and right sides face of front side fixed plate (42).

4. The central air conditioning unit convenient for replacing the filter disc as claimed in claim 3, wherein: the width of the front side fixing plate (42) is larger than that of the rectangular hole (13), and the size of the rectangular sliding rod (41) is matched with that of the rectangular hole (13).

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