CN221684750U - Air conditioner constant temperature and humidity control cabinet based on PLC control - Google Patents

Abstract

The utility model discloses an air conditioner constant temperature and humidity control cabinet based on PLC control, which comprises a cabinet body and a mounting plate, wherein a radiating fan and a dustproof net are respectively fixed on the outer wall of one side of the cabinet body through bolts, the dustproof net cover is arranged outside the radiating fan, a first hydraulic cylinder is fixed on the outer wall of the top of the dustproof net through bolts, a cleaning box is arranged at the output end of the first hydraulic cylinder, a dust collection groove is formed in the outer wall of one side of the cleaning box, and a cleaning brush is fixed on the outer wall of one side of the cleaning box through bolts. According to the utility model, the first hydraulic cylinder can drive the cleaning brush to move up and down to clean dust on the dust screen, the exhaust fan can suck the cleaned dust into the cleaning box through the dust collection groove, so that the dust can not enter the interior of the cabinet body, the inclined filter screen filters the dust, the dust falls into the interior of the dust collection box along the inclined filter screen, the dust screen can be cleaned, and the influence of the excessive dust on the dust screen on the air quantity to the heat dissipation effect can be avoided.

Description

A constant temperature and humidity control cabinet for air conditioning based on PLC control

Technical Field

The utility model relates to the technical field of air-conditioning control cabinets, and in particular to an air-conditioning constant temperature and humidity control cabinet based on PLC control.

Background Art

The central air conditioning system consists of one or more cold and heat source systems and multiple air conditioning systems. This system is different from traditional refrigerant air conditioning. It centrally processes air to meet comfort requirements and uses the principle of liquid vaporization refrigeration to provide the required cooling for the air conditioning system to offset the heat load of the indoor environment. The heating system provides the required heat for the air conditioning system to offset the heating and cooling loads of the indoor environment. The central air conditioning needs to be adjusted using a central air conditioning control cabinet when performing constant temperature and humidity operations.

For example, a central air-conditioning control cabinet with a better heat dissipation effect and an announcement number of CN213630863U and an authorization announcement date of 2021.07.06 includes a control cabinet body, a connecting box is fixedly connected to the control cabinet body, a third motor is fixedly connected to the top wall of the connecting box, a threaded rod is fixedly connected to the output end of the third motor, the other end of the threaded rod is rotatably connected to the bottom wall of the connecting box, two sleeves are threadedly connected to the threaded rod, a second motor is fixedly connected to the sleeve, and a rotating fan is fixedly connected to the output end of the second motor, and an installation box is placed on the side wall of the control cabinet body.

In the above-mentioned and prior art, a dustproof net is provided, but after the control cabinet has been used for a period of time, dust will fall on the dustproof net, which will reduce the ventilation volume and affect the heat dissipation inside the control cabinet. Some control cabinets are also provided with a dust cleaning structure, but during cleaning, dust will also enter the interior of the control cabinet. Therefore, it is urgent to design an air-conditioning constant temperature and humidity control cabinet based on PLC control to solve the above-mentioned problems.

Utility Model Content

The utility model aims to provide an air-conditioning constant temperature and humidity control cabinet based on PLC control to solve the above-mentioned deficiencies in the prior art.

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

A PLC-controlled constant temperature and humidity control cabinet for an air conditioner comprises a cabinet body and a mounting plate, a cooling fan and a dust screen are respectively fixed to the outer wall of one side of the cabinet body by bolts, and the dust screen covers the outside of the cooling fan, a first hydraulic cylinder is fixed to the outer wall of the top of the dust screen by bolts, and a cleaning box is arranged on the output end of the first hydraulic cylinder, a dust suction groove is opened on the outer wall of one side of the cleaning box, and a cleaning brush is fixed to the outer wall of one side of the cleaning box by bolts, an exhaust fan is fixed to the outer wall of one side of the cleaning box by bolts, and an inclined filter is fixed to the inner wall of the cleaning box by bolts, a dust collecting box is inserted in the cleaning box, and a ventilation net is arranged on the outer wall of the cabinet body on the other side away from the cooling fan.

Furthermore, vertical plates are fixed to the inner walls of the top and bottom of the cabinet by bolts, and a PLC controller is fixed to the outer wall of one side of the mounting plate by bolts.

Furthermore, both ends of the mounting plate are integrally connected with a fixed box, and the interior of the fixed box is slidably connected with a movable plate, a plurality of plug rods are integrally connected to the outer wall of one side of the movable plate, a plurality of sockets are opened on the outer walls on both sides of the vertical plate, and the plug rods are inserted into the inside of the sockets.

Furthermore, a push plate extending to the outside of the fixed box is provided on the outer wall of one side of the movable plate, and a guide rod is provided on the inner wall of the fixed box, the movable plate is slidably sleeved on the outside of the guide rod, and a spring connected to the movable plate is provided on the inner wall of the fixed box, and the spring is sleeved on the outside of the guide rod.

Furthermore, the cabinet body is slidably connected to an internal threaded cylinder, and a movable wheel is fixed to the bottom end of the internal threaded cylinder by bolts. The bottom of the cabinet body is rotatably connected to a screw rod by a bearing. The internal threaded cylinder is threadedly sleeved on the outside of the screw rod, and a bevel gear is welded to the top end of the screw rod.

Furthermore, a rotating rod is rotatably connected to the bottom of the cabinet through a bearing, and a conical gear ring is welded on the outer wall of the rotating rod, and the conical gear ring and the conical gear are meshed with each other.

Furthermore, a transmission gear is welded on the outer wall of the rotating rod, a second hydraulic cylinder is fixed to the outer wall of the front side of the cabinet by bolts, and a toothed plate is arranged on the output end of the second hydraulic cylinder, and the toothed plate and the transmission gear are meshed with each other.

In the above technical scheme, the utility model provides an air-conditioning constant temperature and humidity control cabinet based on PLC control, (1) through the dustproof net, the first hydraulic cylinder, the cleaning box, the dust suction groove, the exhaust fan, the inclined filter, the dust collection box and the cleaning brush, the first hydraulic cylinder can drive the cleaning brush to move up and down to clean the dust on the dustproof net, the exhaust fan sucks the cleaned dust into the interior of the cleaning box through the dust suction groove, so that the dust will not enter the interior of the cabinet, the inclined filter filters the dust, and the dust falls into the interior of the dust collection box along the inclined filter, so that the dustproof net can be cleaned, and it can be avoided that the dust on the dustproof net is too much, which will reduce the air volume and affect the heat dissipation effect; (2) through the vertical plate, the mounting plate, the PLC controller, the fixed box, the movable plate, the plug rod, the jack, the push plate, the guide rod and the spring are set The plate can drive the moving plate and the plug rod to move, and can move the plug rod out from the inside of the socket, and can move the installation plate up and down, and can adjust the distance between the upper and lower adjacent installation plates, so as to meet the installation requirements of devices of different sizes; (3) through the provision of the internal threaded barrel, bevel gear, rotating rod, bevel gear ring, transmission gear, second hydraulic cylinder, toothed plate and moving wheel, starting the second hydraulic cylinder can drive the toothed plate to move and engage with the transmission gear, and the transmission gear will drive the rotating rod and the bevel gear ring to rotate, and the bevel gear ring will engage with the bevel gear to make the screw rotate and thread with the internal threaded barrel, so that the internal threaded barrel can drive the moving wheel to descend, so that the moving wheel is slightly lower than the ground of the cabinet, and the cabinet can be lifted up so that the bottom surface of the cabinet is higher than the ground, and the cabinet can be conveniently moved by the moving wheel without manual lifting, thus saving time and effort.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

FIG1 is a schematic diagram of the three-dimensional structure of an air-conditioning constant temperature and humidity control cabinet embodiment based on PLC control provided by the utility model.

FIG2 is a schematic diagram of the internal structure of an air-conditioning constant temperature and humidity control cabinet embodiment based on PLC control provided by the present utility model.

FIG3 is a schematic diagram of the structure of a dustproof net provided in an embodiment of an air-conditioning constant temperature and humidity control cabinet based on PLC control of the utility model.

FIG4 is a schematic diagram of a mounting plate fixing structure provided in an embodiment of an air-conditioning constant temperature and humidity control cabinet based on PLC control of the utility model.

Description of reference numerals:

1. Cabinet; 2. Cooling fan; 3. Dust screen; 4. First hydraulic cylinder; 5. Cleaning box; 6. Dust suction slot; 7. Exhaust fan; 8. Inclined filter; 9. Dust box; 10. Ventilation net; 11. Vertical plate; 12. Mounting plate; 13. PLC controller; 14. Fixed box; 15. Moving plate; 16. Insert rod; 17. Socket; 18. Push plate; 19. Guide rod; 20. Spring; 21. Internal threaded barrel; 22. Bevel gear; 23. Rotating rod; 24. Bevel gear ring; 25. Transmission gear; 26. Second hydraulic cylinder; 27. Tooth plate; 28. Moving wheel; 29. Cleaning brush; 30. Screw.

DETAILED DESCRIPTION

In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

As shown in Figures 1-4, an embodiment of the utility model provides an air-conditioning constant temperature and humidity control cabinet based on PLC control, including a cabinet body 1 and a mounting plate 12, a cooling fan 2 and a dust screen 3 are respectively fixed to the outer wall of one side of the cabinet body 1 by bolts, and the dust screen 3 covers the outside of the cooling fan 2, a first hydraulic cylinder 4 is fixed to the outer wall of the top of the dust screen 3 by bolts, and a cleaning box 5 is arranged on the output end of the first hydraulic cylinder 4, a dust suction groove 6 is opened on the outer wall of one side of the cleaning box 5, and a cleaning brush 29 is fixed to the outer wall of one side of the cleaning box 5 by bolts, an exhaust fan 7 is fixed to the outer wall of one side of the cleaning box 5 by bolts, and an inclined filter screen 8 is fixed to the inner wall of the cleaning box 5 by bolts, a dust collecting box 9 is inserted into the cleaning box 5, and a ventilation net 10 is arranged on the outer wall of the cabinet body 1 away from the cooling fan 2.

The utility model provides an air-conditioning constant temperature and humidity control cabinet based on PLC control, comprising a cabinet body 1 and a mounting plate 12, a heat dissipation fan 2 and a dust-proof net 3 are respectively fixed to the outer wall of one side of the cabinet body 1 by bolts, and the dust-proof net 3 covers the outside of the heat dissipation fan 2, a first hydraulic cylinder 4 is fixed to the outer wall of the top of the dust-proof net 3 by bolts, and a cleaning box 5 is arranged on the output end of the first hydraulic cylinder 4, a dust suction groove 6 is opened on the outer wall of one side of the cleaning box 5, and a cleaning brush 29 is fixed to the outer wall of one side of the cleaning box 5 by bolts, and an exhaust fan 7 is fixed to the outer wall of one side of the cleaning box 5 by bolts, And an inclined filter screen 8 is fixed on the inner wall of the cleaning box 5 by bolts, a dust box 9 is inserted into the interior of the cleaning box 5, and a ventilation net 10 is arranged on the outer wall of the cabinet 1 away from the cooling fan 2. The first hydraulic cylinder 4 is started to drive the cleaning brush 29 to move up and down, so as to clean the dust on the dustproof net 3, and the exhaust fan 7 sucks the cleaned dust into the interior of the cleaning box 5 through the dust suction groove 6. The inclined filter screen 8 filters the dust, and the dust falls into the interior of the dust box 9 along the inclined filter screen 8, so as to clean the dustproof net 3, pull the dust box 9 out of the cleaning box 5, and pour out the dust.

Beneficial effect: The first hydraulic cylinder 4 can drive the cleaning brush 29 to move up and down to clean the dust on the dustproof net 3. The exhaust fan 7 can suck the cleaned dust into the interior of the cleaning box 5 through the dust suction groove 6, so that the dust will not enter the interior of the cabinet 1. The inclined filter 8 filters the dust, and the dust falls along the inclined filter 8 to the interior of the dust collecting box 9, which can clean the dustproof net 3 and avoid excessive dust on the dustproof net 3, which will reduce the air volume and affect the heat dissipation effect.

In an embodiment of the present invention, as shown in FIG. 1 and FIG. 4 , a vertical plate 11 is fixed to the inner wall of the top and bottom of the cabinet 1 by bolts, and a PLC controller 13 is fixed to the outer wall of one side of the mounting plate 12 by bolts.

In another embodiment of the present invention, as shown in Figures 1 and 4, both ends of the mounting plate 12 are integrally connected with a fixing box 14, and the interior of the fixing box 14 is slidably connected with a movable plate 15, a plurality of plug rods 16 are integrally connected to the outer wall of one side of the movable plate 15, a plurality of insertion holes 17 are opened on the outer walls on both sides of the vertical plate 11, and the insertion rods 16 are inserted into the interior of the insertion holes 17, so as to fix the mounting plate 12.

In another embodiment of the utility model, as shown in Figure 4, a push plate 18 extending to the outside of the fixed box 14 is provided on the outer wall of one side of the movable plate 15, and a guide rod 19 is provided on the inner wall of the fixed box 14. The movable plate 15 is slidably sleeved on the outside of the guide rod 19, and a spring 20 connected to the movable plate 15 is provided on the inner wall of the fixed box 14, and the spring 20 is sleeved on the outside of the guide rod 19. The guide rod 19 can guide the movable plate 15.

In one embodiment of the present invention, as shown in FIG. 2 , an internally threaded barrel 21 is slidably connected to the interior of the cabinet 1, and a moving wheel 28 is fixed to the bottom end of the internally threaded barrel 21 by bolts, and a screw rod 30 is rotatably connected to the bottom of the cabinet 1 by a bearing, and the internally threaded barrel 21 is threadedly sleeved on the outside of the screw rod 30, and a bevel gear 22 is welded to the top end of the screw rod 30, and the moving wheel 28 is driven to rise and fall when the internally threaded barrel 21 is raised and lowered.

In another embodiment provided by the utility model, as shown in Figure 2, the bottom of the cabinet 1 is rotatably connected to a rotating rod 23 through a bearing, and a conical gear ring 24 is welded on the outer wall of the rotating rod 23. The conical gear ring 24 and the conical gear 22 are meshed with each other, so that the conical gear 22 can drive the screw 30 to rotate and thread with the internal threaded barrel 21.

In another embodiment of the present invention, as shown in Figures 1 and 2, a transmission gear 25 is welded on the outer wall of the rotating rod 23, a second hydraulic cylinder 26 is fixed to the outer wall of the front side of the cabinet 1 by bolts, and a toothed plate 27 is provided on the output end of the second hydraulic cylinder 26, the toothed plate 27 is meshed with the transmission gear 25, and the second hydraulic cylinder 26 can drive the toothed plate 27 to move.

Working principle: when in use, the cooling fan 2 can blow air to the inside of the cabinet 1, and can dissipate heat for the components inside the cabinet 1. The heat is dissipated through the ventilation net 10. The dustproof net 3 can prevent dust from entering the inside of the cabinet 1. After a period of time, dust will fall on the dustproof net 3. Start the first hydraulic cylinder 4 to drive the cleaning brush 29 to move up and down to clean the dust on the dustproof net 3. The exhaust fan 7 can suck the cleaned dust into the inside of the cleaning box 5 through the dust suction groove 6. The inclined filter 8 filters the dust. The dust falls into the inside of the dust collecting box 9 along the inclined filter 8, and the dustproof net 3 can be cleaned. It can prevent the dust on the dustproof net 3 from being too much, which will reduce the air volume and affect the heat dissipation effect. Pull the dust collecting box 9 out of the cleaning box 5 and pour out the dust. Because the sizes of the components to be installed inside the cabinet 1 are different, it is necessary to install the upper and lower adjacent components. When the distance between the plates 12 is adjusted, pushing the push plate 18 can drive the moving plate 15 and the insertion rod 16 to move, and can make the insertion rod 16 move out from the inside of the socket 17, and can move the mounting plate 12 up and down, and can adjust the distance between the upper and lower adjacent mounting plates 12, so as to meet the installation requirements of devices of different sizes. When it is necessary to move the cabinet 1, starting the second hydraulic cylinder 26 can drive the tooth plate 27 to move and engage with the transmission gear 25, and the transmission gear 25 will drive the rotating rod 23 and the conical gear ring 24 to rotate, and the conical gear ring 24 will engage with the conical gear 22 to make the screw 30 rotate and thread with the internal threaded tube 21, so that the internal threaded tube 21 can drive the moving wheel 28 to descend, so that the moving wheel 28 is slightly lower than the ground of the cabinet 1, and the cabinet 1 can be raised above the ground. The cabinet 1 can be moved by the moving wheel 28, which is very convenient.

The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims (7)

1. The utility model provides an air conditioner constant temperature and humidity switch board based on PLC control, includes the cabinet body (1) and mounting panel (12), its characterized in that, be equipped with radiator fan (2) and dust screen (3) through the bolt fastening on the outer wall of cabinet body (1) one side respectively, and dust screen (3) cover is in the outside of radiator fan (2), be provided with first pneumatic cylinder (4) through the bolt fastening on the outer wall at dust screen (3) top, and be provided with cleaning box (5) on the output of first pneumatic cylinder (4), dust absorption groove (6) have been seted up on the outer wall of cleaning box (5) one side, and be equipped with cleaning brush (29) through the bolt fastening on the outer wall of cleaning box (5) one side, be equipped with air exhauster (7) through the bolt fastening on the inner wall of cleaning box (5), cleaning box (5) inside has been inserted dust box (9), be provided with ventilation net (10) on the outer wall that the radiator fan (2) opposite side was kept away from to cabinet body (1).

2. The air conditioner constant temperature and humidity control cabinet based on PLC control according to claim 1, wherein a vertical plate (11) is fixed on the inner walls of the top and the bottom of the cabinet body (1) through bolts, and a PLC controller (13) is fixed on the outer wall of one side of the mounting plate (12) through bolts.

3. The air conditioner constant temperature and humidity control cabinet based on PLC control according to claim 2, wherein both ends of the mounting plate (12) are integrally connected with a fixed box (14), the inside of the fixed box (14) is slidably connected with a movable plate (15), a plurality of inserting rods (16) are integrally connected to the outer wall of one side of the movable plate (15), a plurality of inserting holes (17) are formed in the outer walls of both sides of the vertical plate (11), and the inserting rods (16) are inserted into the inserting holes (17).

4. The air conditioner constant temperature and humidity control cabinet based on PLC control according to claim 3, wherein a push plate (18) extending to the outside of the fixed box (14) is arranged on the outer wall of one side of the movable plate (15), a guide rod (19) is arranged on the inner wall of the fixed box (14), the movable plate (15) is in sliding sleeve connection with the outside of the guide rod (19), a spring (20) connected with the movable plate (15) is arranged on the inner wall of the fixed box (14), and the spring (20) is in sleeve connection with the outside of the guide rod (19).

5. The air conditioner constant temperature and humidity control cabinet based on PLC control according to claim 4, wherein an internal thread cylinder (21) is slidably connected in the cabinet body (1), a movable wheel (28) is fixed at the bottom end of the internal thread cylinder (21) through a bolt, a screw (30) is rotatably connected to the bottom of the cabinet body (1) through a bearing, threads of the internal thread cylinder (21) are sleeved on the outer portion of the screw (30), and a bevel gear (22) is welded at the top end of the screw (30).

6. The air conditioner constant temperature and humidity control cabinet based on PLC control according to claim 5 is characterized in that a rotating rod (23) is rotatably connected to the bottom of the cabinet body (1) through a bearing, a conical gear ring (24) is welded on the outer wall of the rotating rod (23), and the conical gear ring (24) is meshed with the conical gear (22).

7. The air conditioner constant temperature and humidity control cabinet based on PLC control according to claim 6, wherein a transmission gear (25) is welded on the outer wall of the rotating rod (23), a second hydraulic cylinder (26) is fixed on the outer wall of the front face of the cabinet body (1) through bolts, and a toothed plate (27) is arranged at the output end of the second hydraulic cylinder (26), and the toothed plate (27) is meshed with the transmission gear (25).