CN111720928A - A new type of cooling and heat exchange system for HVAC - Google Patents

Abstract

The invention discloses a new type of cold and heat exchange system for HVAC, which relates to the technical field of heat exchangers, and solves the problem that the cold and heat exchange system of HVAC is inconvenient to repair and maintain, and it is inconvenient to filter incoming and outgoing gases, which leads to long service life. low problem. A new type of cold and heat exchange system for HVAC includes a protective shell, a filter shell is fixedly installed on both sides of the protective shell, and two connection ports are fixedly installed on one side of the filter shell. Both ends are movably connected with side plates, the lower end of the protective shell is slidably connected with two lower plates, the lower end of the lower plate is fixedly installed with a handle, the lower end of the filter shell is fixedly installed with a telescopic column, the telescopic The lower end of the column is fixedly installed with an adjustment block, and the upper ends of both sides of the adjustment block are fixedly installed with a filter frame. The present invention improves the service life by facilitating maintenance and maintenance, and facilitating the filtering of incoming and outgoing gases.

Description

A new type of cooling and heat exchange system for HVAC

technical field

The invention relates to the technical field of heat exchangers, in particular to a new type of cold and heat exchange system for HVAC.

Background technique

With the rapid development of social economy, HVAC is an air conditioner with functions of heating, ventilation and air conditioning. Since the main functions of HVAC include: heating, ventilation and air conditioning, the abbreviation takes the comprehensive abbreviation of these three functions, that is, HVAC. HVAC needs to use heat exchangers for operation. It is a device used to transfer heat from a hot fluid to a cold fluid to meet the specified process requirements. It is an industrial application of convective heat transfer and heat conduction. Heat exchangers can be classified in different ways and can be divided according to their operation process. It is divided into three categories: partition type, hybrid type and regenerative type; according to the compactness of its surface, it can be divided into two types: compact type and non-compact type.

However, the existing cold and heat exchange system of HVAC is inconvenient to repair and maintain, and it is inconvenient to filter the incoming and outgoing gas, resulting in a low service life; therefore, it does not meet the existing needs, so we propose a new type of heating and cooling system. Ventilation and air conditioning cooling and heat exchange system.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a new type of cold and heat exchange system for HVAC, in order to solve the problem that the cold and heat exchange system of HVAC proposed in the above background technology is inconvenient to repair and maintain, and it is inconvenient to filter the incoming and outgoing gas, resulting in the use of low lifespan, etc.

In order to achieve the above purpose, the present invention provides the following technical solutions: a novel HVAC system for cold and heat exchange, comprising a protective shell, both sides of the protective shell are fixedly installed with filter shells, and one side of the filter shell is fixed Two connection ports are installed, both ends of the protective shell are movably connected with side plates, the lower end of the protective shell is slidably connected with two lower plates, and the lower end of the lower plate is fixedly installed with a handle;

A telescopic column is fixedly installed at the lower end of the filter shell, an adjustment block is fixedly installed at the lower end of the telescopic column, a filter frame is fixedly installed at the upper ends of both sides of the adjustment block, and a first filter frame is fixedly installed on one side of the filter frame. A rack plate, one end of the upper end of the first rack plate is meshed and connected with a first gear, the inner side of the first gear is fixedly installed with a bevel gear column, and the upper end and the lower end of one side of the bevel gear column are meshed and connected with The first bevel gear, the upper end of one of the first bevel gears and the lower end of the other one of the first bevel gears are fixedly installed with a first screw rod, and the outer surface of the first screw rod is movably connected with a square block , a sealing plate is fixedly installed on one side of the square block;

The inner sides of the two filter racks are slidably connected with filter plates, the upper and lower ends of the filter plates are both provided with two sockets, and the upper and lower ends of the inner wall of the filter racks are fixedly installed with second connection sleeves. The inner sides of each of the second connecting sleeves are slidably connected with second clamping columns, and adjustment plates are fixedly installed on the upper end of one of the second clamping columns and the lower end of the other second clamping column, and one of the second clamping columns is fixedly installed with an adjustment plate. Both ends of the upper end of the adjustment plate and the two ends of the lower end of one of the adjustment plates are fixedly installed with posts, one side of the two adjustment plates is fixedly installed with a connecting block, and one side of the connecting block is fixedly installed with a first Two pull ropes, the upper ends of the second pull ropes are movably connected with adjustment wheels, wherein the lower ends of the two second connecting sleeves are movably connected with second pull ropes, and one side of the second pull ropes is fixedly installed with a connection The lower end of the connecting block is fixedly installed with a connecting plate, the outer surface of the connecting plate is slidably connected with an adjusting block, the inner side of the connecting plate is movably connected with a filter frame, and both ends of the filter frame are slidably connected with a first pull rope, one end of the first pull rope is fixedly installed with a first clamping column, and the outer surface of the first clamping column is slidably connected with a first connecting sleeve;

Both ends of the lower plate are fixedly installed with a second rack plate, both ends of the second rack plate are meshed and connected with a second gear, and the inner side of the second gear is fixedly installed with a second screw rod, The second screw rod is connected with the side plate through a connecting block.

Preferably, the telescopic column includes a large shaft sleeve, a connecting rod and an adjusting spring, an adjusting spring is fixedly installed on the inner side of the large shaft sleeve, and a connecting rod is fixedly installed on the lower end of the adjusting spring.

Preferably, the bevel gear column includes a transmission bevel gear, a bearing and a transmission rod, one side of the transmission rod is fixedly mounted with the transmission bevel gear, and the other side of the transmission rod is movably connected with a bearing.

Preferably, the thread directions of the two first screw rods are opposite, and the screw thread directions of the two square blocks are the same, the first screw rod and the square block are threadedly connected, and the first screw rod and the filter shell pass through Bearing connection.

Preferably, the inner diameter of the insertion hole is exactly the same as the diameter of the insertion post, the outer surface of the lower end of the second clamping post is welded to the upper end of one side of the second pulling rope, and the second clamping post is connected to The second connecting sleeve is connected by a spring.

Preferably, one side of the adjusting wheel and one side of the inner side of the filter frame are fixed by threads, two limit pulleys are fixedly installed on both ends of the inner side of the adjusting block, and the outer surface of one side of the second pulling rope Connect with the limit pulley through the card slot.

Preferably, both ends of the lower end of the filter shell are provided with clamping holes, the inner diameter of the clamping holes is exactly the same as the diameter of the first clamping column, and the outer surface of the first clamping column is the same as the first connection sleeve. The inner side is connected by an adjusting spring, one end of the first clamping column and one end of the first pulling rope are fixed by welding, and the first pulling rope and the filter frame are connected through a chute.

Preferably, a sealing gasket is fixedly installed on one side of the upper end of the lower position plate, a sealing gasket is fixedly installed at the upper end of the inner side of the side position plate, a sealing groove is arranged on the lower end of one side of the side position plate, and the lower end of the lower position plate is provided with a sealing gasket. The width is greater than the width of the side panel.

Preferably, the inner side of the large bushing is completely fitted with the upper end of the adjusting spring, the large bushing and the adjusting spring are fixed by welding, the lower end of the adjusting spring is completely fitted with the upper end of the connecting rod, and the adjusting spring The connecting rod is fixed by welding, and the lower end of the connecting rod and the upper end of the adjusting block are fixed by screws.

Preferably, one side of the transmission rod is completely fitted with one side of the transmission bevel gear, the transmission rod and the transmission bevel gear are fixed by welding, and the other side of the transmission rod is completely fitted with the inner side of the bearing, so The transmission rod is connected with the bearing through the slot.

Compared with the prior art, the beneficial effects of the present invention are:

1. The present invention uses the filter plate inside the filter frame to filter the gas to ensure purity and improve the service life of the device. The first rack plate on one side of the filter frame is used to drive the first gear to rotate, and the first gear drives the bevel gear. The column rotates, the bevel gear column drives the two first bevel gears to rotate, and the first bevel gear drives the first screw rod to rotate. Since the thread directions of the two first screw rods are opposite, the thread directions of the two square blocks are the same, so that it drives the first screw rod to rotate. One of the sealing plates is lowered, and the other is raised, so that the two sealing plates are closed together, so that the through holes on the inner side of the connection port are blocked, so that the gas will not flow, so as to ensure that when the filter plate is replaced and cleaned, it will not flow. There will be gas flowing into the inner side of the protective shell, and the sealing performance is good;

2. The present invention drives the two lower plates to unfold by pulling the two handles. When the lower plate moves, it drives the second rack plate to move, the second rack plate drives the second gear to rotate, and the second gear drives the second rack. When the screw rod rotates, the second screw rod drives the connecting block to move, so that the connecting block drives the side plate to move up and down, so that it opens the side plate, so that the device is convenient for maintenance.

Description of drawings

Fig. 1 is the overall structural representation of the present invention;

Fig. 2 is the side view of the whole of the present invention;

Fig. 3 is the partial structure schematic diagram of the telescopic column of the present invention;

Fig. 4 is the partial structure schematic diagram of the filter housing of the present invention;

Fig. 5 is the partial structure schematic diagram of the filter frame of the present invention;

FIG. 6 is a schematic diagram of the partial structure of the lateral position plate of the present invention.

In the figure: 1. Protective shell; 2. Filter shell; 3. Side plate; 4. Lower plate; 5. Connection port; 6. Handle; 7. Adjustment block; 8. Pull rod; 9. Filter frame; 10. a connecting sleeve; 11, the first clamping column; 12, the first pulling rope; 13, the connecting plate; 14, the connecting block; 15, the second pulling rope; 16, the limit pulley; 17, the second connecting sleeve; 18, The second clamping column; 19, the adjustment plate; 20, the connection block; 21, the plug; 22, the second pull rope; 23, the adjustment wheel; 24, the filter plate; 25, the sealing block; 26, the socket; 27, the sealing plate; 28, square block; 29, first screw rod; 30, first bevel gear; 31, first rack plate; 32, first gear; 33, bevel gear column; 34, second rack plate; 35 , the second gear; 36, the second screw; 37, the connecting block; 38, the telescopic column.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.

Please refer to FIG. 1 to FIG. 6 , an embodiment provided by the present invention: a new type of cold and heat exchange system for HVAC, including a protective shell 1, a filter shell 2 is fixedly installed on both sides of the protective shell 1, and the filter shell Two connecting ports 5 are fixedly installed on one side of the protective shell 1 , and side plates 3 are movably connected to both ends of the protective shell 1 . handle 6;

The lower end of the filter housing 2 is fixedly installed with a telescopic column 38, the lower end of the telescopic column 38 is fixedly installed with an adjustment block 7, the upper ends of both sides of the adjustment block 7 are fixedly installed with a filter frame 9, and one side of the filter frame 9 is fixedly installed with a first tooth. One end of the upper end of the first rack plate 31 is meshed with a first gear 32, the inner side of the first gear 32 is fixedly installed with a bevel gear column 33, and the upper end and the lower end of the bevel gear column 33 are meshed and connected with a first gear. A bevel gear 30, the upper end of one of the first bevel gears 30 and the lower end of the other first bevel gear 30 are fixedly mounted with a first lead screw 29, and the outer surface of the first lead screw 29 is movably connected with a square block 28, A sealing plate 27 is fixedly installed on one side of the square block 28;

The inner sides of the two filter racks 9 are slidably connected with filter plates 24, the upper and lower ends of the filter plates 24 are provided with two insertion holes 26, and the upper and lower ends of the inner walls of the filter racks 9 are fixedly installed with a second connection sleeve 17, The inner side of each of the second connecting sleeves 17 is slidably connected with the second clamping pillars 18 , and the upper end of one of the second clamping pillars 18 and the lower end of the other second clamping pillar 18 are fixedly mounted with an adjustment plate 19 , and one of the adjustment plates 19 Both ends of the upper end and the two ends of the lower end of one of the adjustment plates 19 are fixedly installed with posts 21, one side of the two adjustment plates 19 is fixedly installed with a connecting block 20, and one side of the connecting block 20 is fixedly installed with a second pull rope 22. An adjustment wheel 23 is movably connected to the upper end of the second pulling rope 22, wherein the lower ends of the two second connecting sleeves 17 are movably connected to a second pulling rope 15, and one side of the second pulling rope 15 is fixedly installed with a connecting block 14, The lower end of the connecting block 14 is fixedly installed with the connecting plate 13, the outer surface of the connecting plate 13 is slidably connected with the adjusting block 7, the inner side of the connecting plate 13 is movably connected with the filter frame 9, and both ends of the filter frame 9 are slidably connected with the first pulley. The rope 12, one end of the first pulling rope 12 is fixedly installed with the first clamping column 11, the outer surface of the first clamping column 11 is slidably connected with the first connecting sleeve 10, the pipe is connected with the connection port 5, the power is turned on, and the connection The port 5 transmits the gas, passes through the inner side of the filter shell 2, the gas passes through the inner side of the filter frame 9, and uses the filter plate 24 on the inner side of the filter frame 9 to filter the gas to ensure purity and improve the service life of the device. , the pull rod 8 rotates on the inner side of the connecting plate 13, the pull rod 8 drives the first pull rope 12 to rotate, and the first pull rope 12 pulls the first clamping column 11, so that the first clamping column 11 is arranged from the two ends of the lower end of the filter shell 2. The inner side of the card hole is taken out. Since the telescopic column 38 includes a large shaft sleeve, a connecting rod and an adjustment spring, the telescopic column 38 is used to drive the adjustment block 7 to pop out of the inner side of the filter housing 2. When the adjustment block 7 is ejected, it will drive the two filter frames 9 from The inner side of the filter housing 2 pops up, and the first rack plate 31 on the side of the filter frame 9 drives the first gear 32 to rotate, the first gear 32 drives the bevel gear column 33 to rotate, and the bevel gear column 33 drives the two first bevel gears 30 Rotating, the first bevel gear 30 drives the first screw rod 29 to rotate, because the thread directions of the two first screw rods 29 are opposite, and the thread directions of the two square blocks 28 are the same, so that it drives one of the sealing plates 27 to descend, and the other One sealing plate 27 is lifted up, so that the two sealing plates 27 are closed together, so that the through hole inside the connection port 5 is blocked, so that the gas will not flow, so as to ensure that when the filter plate 24 is replaced and cleaned, there will be no gas flow. Enter the inner side of the protective shell 1, and by pulling the pull rod 8, it drives the connecting plate 13 to press down. Since the first pulling rope 12 is connected with the filter frame 9 through the slider, the first pulling rope 12 remains stationary. Both ends of 13 are fixedly installed with limit sliders, so that the connecting plate 13 slides, the connecting plate 13 drives the connecting block 14 to slide, and the connecting block 14 drives the two second pull ropes 15 to move, and the second pull ropes 15 pass through the limit pulley. 16 Pull one of the second clamps 1 8. Make one of the second clamping posts 18 slide on the inner side of the second connecting sleeve 17, so that it pulls one of the adjusting plates 19 to press down, one of the adjusting plates 19 will drive one of the connecting blocks 20 to press down, and the connecting block 20 Pull the second pull rope 22, the second pull rope 22 pulls the other adjustment plate 19 through the adjustment wheel 23, so that the other adjustment plate 19 is lifted, and the pin 21 is driven by the adjustment plate 19 to move out of the inner side of the socket 26 to make it When the sealing block 25 loses its position, by pulling the sealing block 25, it drives the filter plate 24 to be taken out from the inner side of the filter frame 9, so that the device is convenient to replace the filter plate 24;

Both ends of the lower plate 4 are fixedly installed with a second rack plate 34, both ends of the second rack plate 34 are meshed and connected with a second gear 35, and the inner side of the second gear 35 is fixedly installed with a second screw 36. The second screw rod 36 is connected with the side plate 3 through the connecting block 37. By pulling the two handles 6, it drives the two lower plates 4 to unfold, and the lower plate 4 will drive the second rack plate 34 to move when moving. The second rack plate 34 drives the second gear 35 to rotate, the second gear 35 drives the second screw 36 to rotate, and the second screw 36 drives the connecting block 37 to move, so that the connecting block 37 drives the side plate 3 to lift and open it. The side plate 3 makes the device convenient for maintenance.

Further, the telescopic column 38 includes a large shaft sleeve, a connecting rod and an adjusting spring, the inner side of the large shaft sleeve is fixedly installed with an adjusting spring, and the lower end of the adjusting spring is fixedly installed with a connecting rod. , using the telescopic column 38 to drive the adjusting block 7 to pop out of the inner side of the filter housing 2, so that the device is convenient to use.

Further, the bevel gear column 33 includes a transmission bevel gear, a bearing and a transmission rod. One side of the transmission rod is fixedly installed with a transmission bevel gear, and the other side of the transmission rod is movably connected with a bearing. With the cooperation of the gears 32, the first gear 32 drives the bevel gear column 33 to rotate, the bevel gear column 33 drives the two first bevel gears 30 to rotate, and the first bevel gear 30 drives the first screw rod 29 to rotate, making the device convenient for transmission.

Further, the thread directions of the two first screw rods 29 are opposite, and the screw threads of the two square blocks 28 are in the same direction. Through the cooperation of the first screw rod 29 and the square block 28, the device drives the two first bevel gears 30 to rotate through the bevel gear column 33, and the first bevel gear 30 drives the first screw rod 29 to rotate. The thread direction of the 29 is opposite, and the thread direction of the two square blocks 28 is the same, so that it drives one of the sealing plates 27 to descend, and the other sealing plate 27 rises, so that the two sealing plates 27 are closed together, so that the connection port is closed. 5. The through hole on the inner side is blocked so that the gas will not flow, so as to ensure that when the filter plate 24 is replaced and cleaned, no gas will flow into the inner side of the protective shell 1, so that the device has good sealing performance.

Further, the inner diameter of the insertion hole 26 is exactly the same as the diameter of the insertion post 21, the outer surface of the lower end of the second clamping post 18 is fixed to the upper end of the second pulling rope 15 by welding, and the second clamping post 18 is connected to the second connecting sleeve. 17 is connected by a spring. The device cooperates with the insertion post 21 through the installation hole 26, and drives the insertion post 21 to move out of the inner side of the insertion hole 26 through the adjusting plate 19, so that the sealing block 25 loses its limit. It drives the filter plate 24 to be taken out from the inner side of the filter frame 9 , so that the device is convenient to replace the filter plate 24 .

Further, one side of the adjusting wheel 23 and one side of the inner side of the filter frame 9 are fixed by threads, and both ends of the inner side of the adjusting block 7 are fixedly installed with two limit pulleys 16. The pulley 16 is connected by the slot, and the device cooperates with the filter frame 9 by installing the adjusting wheel 23. One of the adjusting plates 19 will drive one of the connecting blocks 20 to press down, and the connecting block 20 pulls the second pulling rope 22. The pulling rope 22 pulls the other adjusting plate 19 through the adjusting wheel 23, so that the other adjusting plate 19 is lifted up, so that the device is convenient to use.

Further, both ends of the lower end of the filter housing 2 are provided with clamping holes, the inner diameter of the clamping holes is exactly the same as the diameter of the first clamping column 11, and the outer surface of the first clamping column 11 and the inner side of the first connecting sleeve 10 are adjusted by adjusting Spring connection, one end of the first clamping column 11 and one end of the first pulling rope 12 are fixed by welding, the first pulling rope 12 and the filter frame 9 are connected through the chute, and the device is connected to the first clamping column 11 by installing one end of the first clamping column 11. For the cooperation of the pull rope 12, by rotating the pull rod 8, the pull rod 8 rotates on the inner side of the connecting plate 13, the pull rod 8 drives the first pull rope 12 to rotate, and the first pull rope 12 pulls the first clamping column 11 to make the first clamping column 11 It is taken out from the inside of the clamping holes provided at both ends of the lower end of the filter shell 2, so that the device is convenient to use.

Further, one side of the upper end of the lower position plate 4 is fixedly installed with a sealing gasket, the upper end of the inner side of the side position plate 3 is fixedly installed with a sealing gasket, the lower end of one side of the side position plate 3 is provided with a sealing groove, and the width of the lower position plate 4 is larger than that of the side position plate. 3 width, the device installs the lower plate 4 to cooperate with the side plate 3, and pulls the two handles 6 to drive the two lower plates 4 to unfold, and the lower plate 4 will drive the second rack plate 34 when moving. Moving, the second rack plate 34 drives the second gear 35 to rotate, the second gear 35 drives the second screw 36 to rotate, the second screw 36 drives the connecting block 37 to move, so that the connecting block 37 drives the side plate 3 to move up and down, Make it open the side panel 3, so that the device is convenient for maintenance.

Further, the inner side of the large bushing is completely fitted with the upper end of the adjusting spring, the large bushing and the adjusting spring are fixed by welding, the lower end of the adjusting spring is completely fitted with the upper end of the connecting rod, the adjusting spring and the connecting rod are fixed by welding, and the connecting rod is The lower end of the device and the upper end of the adjusting block 7 are fixed by screws, so that the device is convenient for transmission.

Further, one side of the transmission rod is completely fitted with one side of the transmission bevel gear, the transmission rod and the transmission bevel gear are fixed by welding, the other side of the transmission rod is completely fitted with the inner side of the bearing, and the transmission rod and the bearing are connected by a slot. , making the device easy to drive.

Working principle: When using, check the usage of each mechanism, move the device to the working area, connect the pipeline to the connection port 5, turn on the power supply, use the connection port 5 to transmit the gas, pass through the inner side of the filter shell 2, and the gas passes through The inner side of the filter frame 9 uses the filter plate 24 on the inner side of the filter frame 9 to filter the gas to ensure purity and improve the service life of the device. When the pull rope 12 is rotated, the first pull rope 12 pulls the first clamping column 11, so that the first clamping column 11 is taken out from the inner side of the clamping holes provided at both ends of the lower end of the filter shell 2. The rod and the adjustment spring use the telescopic column 38 to drive the adjustment block 7 to pop out of the inner side of the filter housing 2. When the adjustment block 7 pops up, it will drive the two filter frames 9 to pop out from the inner side of the filter housing 2. A rack plate 31 drives the first gear 32 to rotate, the first gear 32 drives the bevel gear column 33 to rotate, the bevel gear column 33 drives the two first bevel gears 30 to rotate, and the first bevel gear 30 drives the first screw 29 to rotate. Since the thread directions of the two first screw rods 29 are opposite, the thread directions of the two square blocks 28 are the same, so that it drives one of the sealing plates 27 to descend, and the other of the sealing plates 27 rises, so that the two sealing plates 27 are closed at the At the same time, make it block the through hole inside the connection port 5, so that the gas will not flow, to ensure that when the filter plate 24 is replaced and cleaned, no gas will flow into the inner side of the protective shell 1, and the pull rod 8 is pulled to drive it. When the connecting plate 13 is pressed down, since the first pulling rope 12 is connected with the filter frame 9 through the slider, the first pulling rope 12 remains stationary. Since the two ends of the connecting plate 13 are fixedly installed with limit sliders, the connection is made. The plate 13 slides, the connection plate 13 drives the connection block 14 to slide, the connection block 14 drives the two second pull ropes 15 to move, and the second pull rope 15 pulls one of the second clamping posts 18 through the limit pulley 16, so that one of the second pulleys 15 is pulled. The two clamping posts 18 slide on the inner side of the second connecting sleeve 17, so that it pulls one of the adjusting plates 19 to press down, one of the adjusting plates 19 drives one of the connecting blocks 20 to press down, and the connecting block 20 pulls the second pulling rope 22, The second pulling rope 22 pulls the other adjusting plate 19 through the adjusting wheel 23, so that the other adjusting plate 19 is lifted, and the adjusting plate 19 drives the post 21 to move out of the inner side of the insertion hole 26, so that the sealing block 25 loses its limit, By pulling the sealing block 25, it drives the filter plate 24 to be taken out from the inner side of the filter frame 9, so that the device is convenient to replace the filter plate 24. By pulling the two handles 6, it drives the two lower plates 4 to unfold, and the lower plate 4 is in When moving, it drives the second rack plate 34 to move, the second rack plate 34 drives the second gear 35 to rotate, the second gear 35 drives the second screw rod 36 to rotate, and the second screw rod 36 drives the connecting block 37 to move, so that The connecting block 37 drives the side plate 3 to rise and fall, so that the side plate 3 is opened, so that the device is convenient for maintenance.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the appended claims. All changes within the meaning and range of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

Claims (10)

1. The utility model provides a novel heating and ventilation air conditioner's cold and heat exchange system, includes protective housing (1), its characterized in that: the filter shell (2) is fixedly arranged on each of two sides of the protective shell (1), two connectors (5) are fixedly arranged on one side of the filter shell (2), side plates (3) are movably connected to two ends of the protective shell (1), two lower plates (4) are slidably connected to the lower end of the protective shell (1), and a handle (6) is fixedly arranged at the lower end of each lower plate (4);

the lower end of the filter shell (2) is fixedly provided with a telescopic column (38), the lower end of the telescopic column (38) is fixedly provided with an adjusting block (7), the upper ends of the two sides of the adjusting block (7) are fixedly provided with a filter frame (9), one side of the filter frame (9) is fixedly provided with a first rack plate (31), one end of the upper end of the first rack plate (31) is engaged and connected with a first gear (32), a bevel gear column (33) is fixedly arranged on the inner side of the first gear (32), the upper end and the lower end of one side of the bevel gear column (33) are respectively connected with a first bevel gear (30) in a meshing way, the upper end of one of the first bevel gears (30) and the lower end of the other one of the first bevel gears (30) are fixedly provided with a first screw rod (29), the outer surface of the first screw rod (29) is movably connected with a square block (28), and a sealing plate (27) is fixedly arranged on one side of the square block (28);

the inner sides of the two filter frames (9) are connected with filter plates (24) in a sliding manner, the upper ends and the lower ends of the filter plates (24) are respectively provided with two insertion holes (26), the upper ends and the lower ends of the inner walls of the filter frames (9) are respectively fixedly provided with a second connecting sleeve (17), the inner sides of the two second connecting sleeves (17) are connected with second clamping columns (18) in a sliding manner, the upper end of one of the second clamping columns (18) and the lower end of the other one of the second clamping columns (18) are respectively fixedly provided with an adjusting plate (19), the two ends of the upper end of one of the adjusting plates (19) and the two ends of the lower end of one of the adjusting plates (19) are respectively fixedly provided with an insertion column (21), one side of the two adjusting plates (19) is fixedly provided with a connecting block (20), one side of the connecting block (20) is fixedly provided with a second pull rope (22, the lower ends of the two second connecting sleeves (17) are movably connected with second pull ropes (15), one side of each second pull rope (15) is fixedly provided with a connecting block (14), the lower end of each connecting block (14) is fixedly provided with a connecting disc (13), the outer surface of each connecting disc (13) is connected with an adjusting block (7) in a sliding mode, the inner side of each connecting disc (13) is movably connected with a filter frame (9), the two ends of each filter frame (9) are both connected with first pull ropes (12) in a sliding mode, one end of each first pull rope (12) is fixedly provided with a first clamping column (11), and the outer surface of each first clamping column (11) is connected with a first connecting sleeve (10) in a sliding mode;

the equal fixed mounting in both ends of lower position board (4) has second rack board (34), the equal meshing in both ends of second rack board (34) is connected with second gear (35), the inboard fixed mounting of second gear (35) has second lead screw (36), second lead screw (36) are connected through connecting block (37) with side board (3).

2. The heat exchange system of the novel heating, ventilating and air conditioning as claimed in claim 1, wherein: the telescopic column (38) comprises a large shaft sleeve, a connecting rod and an adjusting spring, the adjusting spring is fixedly mounted on the inner side of the large shaft sleeve, and the connecting rod is fixedly mounted at the lower end of the adjusting spring.

3. The heat exchange system of the novel heating, ventilating and air conditioning as claimed in claim 1, wherein: the bevel gear column (33) comprises a transmission bevel gear, a bearing and a transmission rod, wherein the transmission bevel gear is fixedly arranged on one side of the transmission rod, and the bearing is movably connected to the other side of the transmission rod.

4. The heat exchange system of the novel heating, ventilating and air conditioning as claimed in claim 1, wherein: the thread directions of the two first screw rods (29) are opposite, the thread directions of the two square blocks (28) are the same, the first screw rods (29) are in threaded connection with the square blocks (28), and the first screw rods (29) are connected with the filter shell (2) through bearings.

5. The heat exchange system of the novel heating, ventilating and air conditioning as claimed in claim 1, wherein: the inner diameter of the insertion hole (26) is identical to the diameter of the insertion column (21), the outer surface of the lower end of the second clamping column (18) is welded and fixed to the upper end of one side of the second pull rope (15), and the second clamping column (18) is connected with the second connecting sleeve (17) through a spring.

6. The heat exchange system of the novel heating, ventilating and air conditioning as claimed in claim 1, wherein: one side of regulating wheel (23) and one side of filtering frame (9) inboard pass through the thread tightening, the equal fixed mounting in both ends of regulating block (7) inboard has two spacing pulley (16), the surface and the spacing pulley (16) of second stay cord (15) one side are connected through the draw-in groove.

7. The heat exchange system of the novel heating, ventilating and air conditioning as claimed in claim 1, wherein: both ends of crossing filter shell (2) lower extreme all are provided with the card hole, the internal diameter size in card hole is the same with the diameter size of first card post (11), the surface of first card post (11) passes through adjusting spring with the inboard of first connecting sleeve (10) to be connected, the one end of first card post (11) is passed through welded fastening with the one end of first stay cord (12), first stay cord (12) are passed through the spout with filtering frame (9) and are connected.

8. The heat exchange system of the novel heating, ventilating and air conditioning as claimed in claim 1, wherein: one side fixed mounting of lower position board (4) upper end has sealed the pad, the inboard upper end fixed mounting of side board (3) has sealed the pad, the lower extreme of side board (3) one side is provided with the seal groove, the width of lower position board (4) is greater than the width of side board (3).

9. The heat exchange system of the novel heating, ventilating and air conditioning as claimed in claim 2, wherein: the inboard of big axle sleeve laminates with adjusting spring's upper end completely, big axle sleeve passes through welded fastening with adjusting spring, adjusting spring's lower extreme laminates with the upper end of connecting rod completely, adjusting spring passes through welded fastening with the connecting rod, the lower extreme of connecting rod passes through the fix with screw with the upper end of regulating block (7).

10. The heat exchange system of the novel heating, ventilating and air conditioning as claimed in claim 3, wherein: one side of the transmission rod is completely attached to one side of the transmission bevel gear, the transmission rod and the transmission bevel gear are fixed through welding, the other side of the transmission rod is completely attached to the inner side of the bearing, and the transmission rod is connected with the bearing through a clamping groove.

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