CN207599902U - A kind of central air-conditioning fresh air purifying structure - Google Patents

Abstract

A fresh air purification structure for a central air conditioner, comprising a central air conditioner, a workshop air inlet pipe arranged at one end of the central air conditioner, a fresh air inlet pipe arranged at the other end of the central air conditioner, a housing device arranged on the fresh air inlet pipe, and a housing device The closing plate device inside, the filter device arranged on the shell device, the shell device includes the shell, the pipeline, the limit block, the closing plate device includes the closing plate, the fixing plate, the holding frame, the first spring, and the filtering device includes the filter Net, positioning block, abutment plate, grip ring, iron rod, magnet, the second spring positioned at the left and right sides of the iron rod, and the third spring positioned below the abutment plate. The utility model can effectively filter and purify the fresh air entering the central air conditioner, the purification effect is remarkable, and the dust is prevented from entering the interior of the central air conditioner, and the filter screen is easy to disassemble, saving the time and labor cost of the filter screen replacement, and at the same time the filter screen is cleaning You can continue to use it after finishing, saving cost.

Description

A central air-conditioning fresh air purification structure

technical field

The utility model relates to the technical field of central air conditioners, in particular to a fresh air purification structure for central air conditioners.

Background technique

The existing central air-conditioning fresh air purification structure mainly uses filter cotton cloth. However, the use of filter cotton cloth has the following disadvantages: 1. The filter cotton cloth needs to be replaced every 1-2 days, 2 pieces each time, about 40 yuan per piece, and monthly The cost is about 2400; 2. It takes 1-2 people to disassemble and install the filter cotton cloth each time, because the filter cotton is riveted with rivets, so the rivets must be removed and the old filter cotton cloth removed every time it is replaced; 3. Rivets should also be used when installing the filter cotton cloth. During installation, one person must hold the filter cotton cloth in place, and the other person must use rivets to fix the filter cotton cloth to the pipe opening; 4. It takes 2-3 Hours, the central air conditioner in the clean room needs to be turned off during disassembly and assembly, and cannot operate normally, resulting in unstable temperature and humidity in the production line; 5. Long disassembly and assembly time may lead to a decline in the environmental quality of the clean room; 6. Filter cotton cloth The dust on the cloth may enter the central air conditioner, resulting in a decline in the environmental quality of the clean room.

Therefore, it is necessary to provide a new technical solution to overcome the above defects.

Utility model content

The purpose of this utility model is to provide a central air-conditioning fresh air purification structure that can effectively solve the above-mentioned technical problems.

For reaching the purpose of the present utility model, adopt following technical scheme:

A fresh air purification structure for a central air conditioner, comprising a central air conditioner, a workshop air inlet pipe arranged at one end of the central air conditioner, and a fresh air inlet pipe arranged at the other end of the central air conditioner, and the fresh air purification structure for the central air conditioner also includes a The casing device on the fresh air inlet pipe, the closing plate device arranged in the casing device, the filter device arranged on the casing device, one end of the air inlet pipe of the workshop is connected with the central air conditioner, One end of the fresh air inlet pipe is connected to the central air conditioner. The housing device includes a housing, a pipe on the right side of the housing, and limiting blocks located on the left and right sides of the housing. The closing plate device It includes a closed plate, a fixed plate arranged on the closed plate, a holding frame located below the fixed plate, and a first spring located above the fixed plate. The positioning blocks on the left and right sides, the abutment plate above the filter net, the grip ring above the abutment plate, the iron rod on the right side of the filter net, the magnet above the iron rod, the The second spring on the left and right sides of the iron rod, and the third spring located below the abutment plate.

The housing is provided with a first through hole on its right surface, a second through hole on its left surface and several rectangular holes on its upper surface, the left end of the pipe is aligned with the first through hole and It is fixedly connected with the right surface of the casing, and the right end of the fresh air inlet pipe is aligned with the second through hole and fixedly connected with the left surface of the casing.

There are two limiting blocks, and one end of the limiting block is fixedly connected with the inner surface of the housing.

The side of the closing plate leans against the inner surface of the housing, the closing plate leans against the lower surface of the limiting block, and the closing plate is provided with a third through hole passing through its upper and lower surfaces .

The fixing plate is accommodated in the third through hole and is fixedly connected to the closing plate, both ends of the holding frame are fixedly connected to the fixing plate, and the lower end of the first spring is connected to the fixing plate Fixedly connected, the upper end of the first spring is fixedly connected with the inner surface of the housing.

There are several filter screens, the lower end of the filter screen passes through the rectangular hole and leans against the fixing plate, the filter screen is in sliding contact with the inner surface of the housing, and the positioning block The vertical section is a right triangle, the lower surface of the positioning block is fixedly connected with the upper surface of the fixing plate, the positioning block is against the side of the filter screen, and the support plate is against the filter screen on the upper surface.

The holding ring is curved, the two ends of the holding ring are fixedly connected to the upper surface of the abutment plate, the lower end of the iron rod is fixedly connected to the upper surface of the housing, and the iron rod runs through the The upper and lower surfaces of the abutment plate are in sliding contact with it.

The lower end of the third spring is fixedly connected to the housing, the upper end of the third spring is fixedly connected to the abutment plate, the upper end of the second spring is connected to the magnet, and the second spring The lower end is fixedly connected with the top backing plate.

Compared with the prior art, the utility model has the following beneficial effects: the central air-conditioning fresh air purification structure of the utility model can effectively filter and purify the fresh air entering the central air-conditioning, and the purification effect is remarkable, preventing cloth dust from entering the interior of the central air-conditioning, and The filter screen is easy to disassemble, which saves the time and labor cost of filter screen replacement. At the same time, the filter screen can continue to be used after cleaning, saving costs.

Description of drawings

Fig. 1 is a structural schematic diagram of the fresh air purification structure of the central air conditioner of the present invention.

Detailed ways

The fresh air purification structure of the central air conditioner of the present utility model will be clearly and completely explained below in conjunction with the accompanying drawings.

As shown in Figure 1, the central air-conditioning fresh air purification structure of the utility model includes a central air-conditioning 1, a workshop air inlet pipe 2 arranged at one end of the central air-conditioning 1, a fresh-air inlet pipe 3 arranged at the other end of the central air-conditioning 1, a set The casing device 4 on the fresh air inlet pipe 3 , the closing plate device 5 arranged in the casing device 4 , and the filter device 6 arranged on the casing device 4 .

As shown in FIG. 1 , the central air conditioner 1 is a common central air conditioner in the market, and it is a prior art, so it will not be repeated here. One end of the workshop air inlet pipe 2 is connected to the central air conditioner 1, and the other end of the workshop air inlet pipe 2 is placed in the workshop. One end of the fresh air inlet pipe 3 is connected to the central air conditioner 1 , so that the interior of the fresh air inlet pipe 3 communicates with the interior of the central air conditioner 1 . An air outlet (not shown) is also provided on the central air conditioner 1 to discharge the air inside it.

As shown in FIG. 1 , the housing device 4 includes a housing 41 , a pipe 42 located on the right side of the housing 41 , and limiting blocks 43 located on the left and right sides of the housing 41 . The housing 41 is a hollow cuboid, and the lower end of the housing 41 is provided with an opening so that the longitudinal section of the housing 41 is in an inverted concave shape. The housing 41 is provided with a first The through hole 411, the second through hole 412 on its left surface and several rectangular holes on its upper surface. The left end of the pipeline 42 is aligned with the first through hole 411 and fixedly connected with the right surface of the housing 41, so that the inside of the pipeline 42 communicates with the inside of the housing 41, and the inside of the pipeline 42 The right end is placed outdoors, and the right end of the fresh air inlet pipe 3 is aligned with the second through hole 412 and is fixedly connected with the left surface of the housing 41, so that the inside of the fresh air inlet pipe 3 and the housing 41 internal communication. The limiting block 43 is provided with two and located on the left and right sides of the housing 41 respectively, the limiting block 43 is a cuboid, one end of the limiting block 43 is fixedly connected to the inner surface of the housing 41, The limiting blocks 43 located on the left and right sides are at the same height.

As shown in Figure 1, the closing plate device 5 includes a closing plate 51, a fixing plate arranged on the closing plate 51, a holding frame 52 located below the fixing plate, a first Spring 53. The closing plate 51 is in the shape of a cuboid, the side of the closing plate 51 leans against the inner surface of the housing 41, the closing plate 51 leans against the lower surface of the limiting block 43, the closing plate 51 51 is provided with a third through hole 511 passing through its upper and lower surfaces, the third through hole 511 is square, and the closing plate 51 is made of sealing material. The fixing plate is in the shape of a cuboid, and the fixing plate is accommodated in the third through hole 511 and fixedly connected with the closing plate 51 . The holding frame 52 is in a concave shape, and both ends of the holding frame 52 are fixedly connected with the fixing plate. The lower end of the first spring 53 is fixedly connected to the fixing plate, and the upper end of the first spring 53 is fixedly connected to the inner surface of the housing 41, so that the closing plate 51 is tightly against the defined on block 43.

As shown in FIG. 1 , the filter device 6 includes a filter screen 61 , positioning blocks 62 located on the left and right sides of the filter screen 61 , a support plate 63 located above the filter screen 61 , and a support plate 63 located on the top of the filter screen 63 . The grip ring 64 above, the iron rod 65 on the right side of the filter screen 61, the magnet 66 above the iron rod 65, the second spring 67 on the left and right sides of the iron rod 65, and the abutment plate 63 The third spring 68 below. Described filter screen 61 is provided with several, and the quantity of described filter screen 61 is identical with the quantity of described rectangular hole, and described filter screen 61 is cuboid, and the lower end of described filter screen 61 passes through described rectangular hole and leans against On the fixing plate, the filter screen 61 is in sliding contact with the inner surface of the housing 41 , and the air entering the housing 41 must be filtered by the filter screen 61 . The positioning block 62 is provided with several, the longitudinal section of the positioning block 62 is a right triangle, the lower surface of the positioning block 62 is fixedly connected with the upper surface of the fixing plate, and the positioning block 62 leans against the filter On the side of net 61, play the effect of positioning to filter net 61. The abutment plate 63 is rectangular parallelepiped and placed horizontally, and the abutment plate 63 abuts against the upper surface of the filter screen 61, so that the filter screen 61 can be stably abutted against the fixed plate, and the filter screen 61 play a fixed role. The holding ring 64 is curved, and the two ends of the holding ring 64 are fixedly connected with the upper surface of the abutting plate 63 , which is convenient for users to hold. The iron rod 65 is a cuboid, the lower end of the iron rod 65 is fixedly connected to the upper surface of the housing 41, the iron rod 65 penetrates the upper and lower surfaces of the abutment plate 63 and is in sliding contact with it, so that the abutment plate 63 can vertically move up and down on iron rod 65, and described iron rod 65 adopts metallic iron material to make. A lower end of the third spring 68 is fixedly connected to the housing 41 , and an upper end of the third spring 68 is fixedly connected to the abutting plate 63 . The magnet 66 is in the shape of a cuboid, and the magnet 66 is adsorbed on the upper end of the iron rod 65 . Described second spring 67 is provided with two, and the upper end of described second spring 67 is connected with described magnet 66, and the lower end of described second spring 67 is fixedly connected with described abutment plate 63, and described second spring 67 and the third spring 68 make the abutting plate 63 abut against the filter screen 61 stably.

As shown in Figure 1, when the fresh air purification structure of the central air conditioner of the utility model is used, when the fresh air enters the housing 41 from the pipeline 42, the air entering the housing 41 enters after being filtered and purified by multiple filter screens 61. into the fresh air inlet pipe 3, and then into the central air conditioner 1. When there are many impurities and dust on the filter screen 61, the user holds the grip ring 64 and moves upwards, so that the abutment plate 63 moves upwards, and the magnet 66 breaks away from the upper end of the iron rod 65 until it abuts against the upper end of the iron rod 65. The plate 63 is detached from the upper end of the iron rod 65, and then the filter screen 61 is pulled out for cleaning. The operation is simple and convenient. When there are many impurities in the housing 41, the user holds the holding frame 52 and moves downward, and the closing plate 51 is moved downward. Then, the inside of the closing plate 51 and the housing 41 can be cleaned, so as to remove the dust and impurities accumulated inside the housing 41 . After cleaning, the closing plate 51 is reinstalled in the housing 41, and the filter screen 61 is repassed through the rectangular hole and leaned against the fixing plate, and the leaning plate 63 is installed on the iron rod 65, and the magnet 66 is adsorbed on the upper end of the iron rod 65, so that the abutment plate 63 is tightly abutted against the filter screen 61, and then the fresh air can be continued to be filtered. So far, the use process of the central air-conditioning fresh air purification structure of the present utility model has been described.

Claims (8)

1. A central air conditioner fresh air purification structure, comprising a central air conditioner, a workshop air inlet pipe arranged at one end of the central air conditioner, and a fresh air inlet pipe arranged at the other end of the central air conditioner, characterized in that: the central air conditioner fresh air purification The structure also includes a casing device arranged on the fresh air inlet pipe, a closing plate device arranged in the casing device, a filter device arranged on the casing device, and one end of the workshop air inlet pipe is connected to the The central air conditioner is connected, one end of the fresh air inlet pipe is connected to the central air conditioner, and the housing device includes a housing, a pipe on the right side of the housing, and limiting blocks located on the left and right sides of the housing , the closing plate device includes a closing plate, a fixing plate arranged on the closing plate, a holding frame located below the fixing plate, and a first spring located above the fixing plate, and the filtering device includes a filter screen , the positioning blocks located on the left and right sides of the filter net, the support plate located above the filter net, the grip ring located above the support plate, the iron rod located on the right side of the filter net, the iron rod located on the The magnet above, the second spring positioned at the left and right sides of the iron rod, and the third spring positioned below the abutment plate. 2. The central air-conditioning fresh air purification structure as claimed in claim 1, characterized in that: the housing is provided with a first through hole on its right surface, a second through hole on its left surface, and a second through hole on its upper surface. several rectangular holes, the left end of the pipe is aligned with the first through hole and fixedly connected with the right surface of the housing, the right end of the fresh air inlet pipe is aligned with the second through hole and connected with the housing The left surface of the body is fixedly connected. 3. The central air-conditioning fresh air purification structure according to claim 2, wherein there are two limiting blocks, and one end of the limiting block is fixedly connected to the inner surface of the housing. 4. The central air-conditioning fresh air purification structure according to claim 3, characterized in that: the side of the closing plate leans against the inner surface of the housing, and the closing plate leans against the bottom of the limiting block On the surface, the closing plate is provided with a third through hole passing through its upper and lower surfaces. 5. The central air-conditioning fresh air purification structure according to claim 4, wherein the fixing plate is accommodated in the third through hole and fixedly connected with the closing plate, and the two ends of the holding frame are connected to the The fixing plate is fixedly connected, the lower end of the first spring is fixedly connected to the fixing plate, and the upper end of the first spring is fixedly connected to the inner surface of the housing. 6. The central air-conditioning fresh air purification structure as claimed in claim 5, characterized in that: the filter screen is provided with several, the lower end of the filter screen passes through the rectangular hole and leans against the fixed plate, The filter screen is in sliding contact with the inner surface of the housing, the longitudinal section of the positioning block is a right triangle, the lower surface of the positioning block is fixedly connected with the upper surface of the fixing plate, and the positioning block is against the On the sides of the filter screen, the abutment plate abuts against the upper surface of the filter screen. 7. The central air-conditioning fresh air purification structure according to claim 6, characterized in that: the holding ring is curved, and the two ends of the holding ring are fixedly connected to the upper surface of the abutment plate, and the The lower end of the iron rod is fixedly connected with the upper surface of the housing, and the iron rod penetrates the upper and lower surfaces of the abutting plate and is in sliding contact with it. 8. The central air-conditioning fresh air purification structure according to claim 7, characterized in that: the lower end of the third spring is fixedly connected to the housing, the upper end of the third spring is fixedly connected to the abutment plate, The upper end of the second spring is connected to the magnet, and the lower end of the second spring is fixedly connected to the abutting plate.