CN217685712U

CN217685712U - Low-energy-consumption heating and ventilation system for large-space constant-temperature workshop

Info

Publication number: CN217685712U
Application number: CN202221057536.3U
Authority: CN
Inventors: 张鸿龙
Original assignee: Xingding Engineering Shenzhen Co ltd
Current assignee: Xingding Engineering Shenzhen Co ltd
Priority date: 2022-05-06
Filing date: 2022-05-06
Publication date: 2022-10-28
Anticipated expiration: 2032-05-06

Abstract

The utility model relates to a big space constant temperature field, and disclose big space constant temperature workshop low energy consumption heating and ventilation system, including building subject structure stand, building subject wall, two static pressure casees, the rain-proof tripe of new trend, new trend air conditioner fan, this big space constant temperature workshop low energy consumption heating and ventilation system, the exhaust fan frequency is according to program logic, comes the gradual upbeat through the time, realize thirty-five to fifty hertz's process, avoid the too big negative pressure that leads to of indoor pressure fluctuation, according to the comparison of indoor temperature more than indoor three meters and outdoor temperature, time switch, open the exhaust fan according to the settlement time, the exhaust fan needs to be upbeat gradually and avoids the not enough indoor negative pressure that leads to of new trend, exhaust twenty minutes (can set for) the back and close the exhaust fan again, with this cycle switch exhaust fan, this scheme is inside has reduced the use of a large amount of refrigeration plant and calorifics exhaust equipment, according to keep away from the temperature cycle of carrying out upper and lower space, the effectual waste of the energy that has reduced, the constant temperature effect has been increased.

Description

Low-energy-consumption heating and ventilation system for large-space constant-temperature workshop

Technical Field

The utility model relates to a big space constant temperature field specifically is big space constant temperature workshop low energy consumption warm logical system.

Background

The workshop is a production space used for working and processing, the size of the workshop is built according to different actual production contents, a large space is needed in part of the workshop to be used for carrying or running equipment such as a gantry, but the problem of covering the temperature environment in the large space is complex, and a plurality of groups of refrigerating and air-out equipment are arranged in part of the workshop to ensure that the temperature in the workshop is proper, so that the equipment is used more and the energy is wasted, and therefore the large-space constant-temperature workshop low-energy-consumption heating and ventilation system is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a warm logical system of low energy consumption in big space constant temperature workshop has solved foretell problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the low-energy-consumption heating ventilation system for the large-space constant-temperature workshop comprises a building main structure upright post, a building main wall, two static pressure boxes, fresh air rainproof shutters and a fresh air conditioning fan, wherein two spaces are formed by the building main structure upright post and the building main wall, the total height of the building main structure upright post and the building main wall is nine meters, color steel plate return air column walls are arranged on two sides in the space formed by the building main structure upright post and the building main wall, three return air shutters are arranged in the color steel plate return air column walls, one color steel plate return air column wall in the space formed by the building main structure upright post and the building main wall is connected with the static pressure boxes through an air quantity regulating valve and an air outlet pipeline, the various steel sheet air return column wall of the other side in the space that building major structure stand and building major structure wall are constituteed passes through air regulation valve and intake stack way connection static pressure case, be provided with the air supply check valve on the intake stack between various steel sheet air return column wall and the static pressure case, the rain-proof tripe of static pressure case connection new trend and new trend air conditioner fan, new trend air conditioner fan passes through in the space that tube coupling to building major structure stand and building major structure wall are constituteed, all be provided with two tripes of airing exhaust in the space that building major structure stand and building major structure wall are constituteed, the tripe of airing exhaust passes through air-out pipe connection exhaust fan, when setting for the temperature when workshop upper strata temperature is higher than twenty-seven degrees, open the efficiency of the thirty percent of airing exhaust to eighty, whole air conditioning system adopts PLC control system, thermostatic control: the system compares the actual value of the return air temperature and humidity with a set value (can be set), calculates the refrigerating, heating and dehumidifying demand, controls the investment of a cold water valve and an electric heating device to realize constant temperature and humidity control, and sets a color steel plate return air column wall in an indoor three-meter space according to the principle that the cold air has higher density and sinks and the hot air rises, and the color steel plate return air column walls are staggered respectively to ensure that the return air is uniformly distributed; when the exhaust fan operates, the fresh air conditioner fan is interlocked with the electric comparison adjusting valve of the exhaust fan according to the fresh air electric proportion adjusting valve, and the fresh air valve is increased if the exhaust valve is increased, so that fresh air supplement is larger than the exhaust volume, and the indoor positive pressure of a workshop is ensured. (total height of the workshop is nine meters), the starting and stopping of an exhaust fan are controlled: the variable-frequency starting of the exhaust fan is realized, the exhaust fan is started when the exhaust fan is started under any conditions, the frequency of the exhaust fan is gradually increased through time according to program logic when the exhaust fan runs, the thirty-five to fifty hertz process is realized, and negative pressure caused by overlarge indoor pressure fluctuation is avoided, wherein the conditions are as follows: according to the comparison between the indoor temperature of more than three meters indoors and the outdoor temperature, the second condition is as follows: the timing switch is used for starting the exhaust fan according to the set time, the exhaust fan needs to be gradually increased in frequency to avoid indoor negative pressure caused by insufficient fresh air, and the exhaust fan is closed after twenty minutes (can be set) of exhaust, so that the exhaust fan is circularly switched on and off.

Preferably, the rain-proof tripe of new trend includes external frame and internal frame, external frame is square frame shape, internal frame sets up the inside at external frame, the inside of internal frame is transversely installed the blade of multiunit downward sloping, be provided with the cleaning device who is used for clearing up the blade among the internal frame, the inside of external frame is provided with and is used for driving the drive arrangement that cleaning device carries out the removal, when the rain-proof tripe of new trend is in the use, in the time of need clearing up the blade, start drive arrangement, drive cleaning device clears up, clear up adnexed unnecessary dust and debris on the blade, it piles up to reduce the dust.

Preferably, cleaning device includes connecting rod and slope piece, and the slope piece is the same with the quantity of blade, and every slope piece keeps laminating with corresponding blade surface respectively, and the slope piece is in the same place with connecting rod fixed connection, and a lateral wall face that the slope piece and blade laminated is provided with the brush.

Preferably, drive arrangement includes the motor, conical gear one, the lead screw, conical gear two and screw ring, the bar groove of through type is seted up at inside frame's top, the lead screw is installed to the inside rotation in bar groove, the fixed surface of lead screw installs conical gear two, the rectangle recess has been seted up on corresponding conical gear two positions on outside frame's the inner wall, motor fixed mounting is in the inside of rectangle recess, fixed mounting conical gear one on the output shaft of motor, conical gear one keeps meshing with conical gear two, threaded connection has the screw ring on the lead screw, and the screw ring is the rectangle, threaded hole has been seted up on the screw ring, the screw ring is in the same place with bar groove sliding clamping.

Preferably, the bottom fixed mounting of screw ring has the dead lever, the dead lever is L shape, the dead lever is in the same place with connecting rod fixed connection, when the starter motor, motor drive conical gear is rotatory, conical gear drives two rotations of conical gear, it is rotatory to drive the lead screw when conical gear is two rotatory, because the lead screw is in the same place with screw ring threaded connection, from this drive screw ring carries out the horizontal slip in the inside in bar groove, it removes to drive the slope piece, thereby make cleaning device carry out the friction clearance on the surface of a plurality of blades, accomplish the clearance process.

(III) advantageous effects

Compared with the prior art, the utility model provides a low energy consumption heating and ventilation system in big space constant temperature workshop possesses following beneficial effect:

1. according to the low-energy-consumption heating and ventilation system for the large-space constant-temperature workshop, when the exhaust fan operates, the frequency of the exhaust fan is gradually increased according to program logic and time, the process of thirty-five to fifty hertz is realized, and negative pressure caused by overlarge indoor pressure fluctuation is avoided.

2. This low energy consumption of big space constant temperature workshop warms up logical system, when the rain-proof tripe of new trend is using, when needing to clear up the blade, start drive arrangement, drive cleaning device clears up, gets off adnexed unnecessary dust and debris clearance on the blade, reduces the dust and piles up, has prevented to block up between two tripes, influences the use.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the new air rainproof louver of the utility model;

FIG. 3 is a schematic cross-sectional view of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 3.

In the figure: 1. building main structure columns; 2. building a main body wall; 3. three-side air return shutter; 4. a color steel plate air return column wall; 5. An air supply check valve; 6. an air volume adjusting valve; 7. air exhaust shutters; 8. a static pressure box; 9. fresh air rainproof shutter; 10. a fresh air conditioning fan; 11. an exhaust fan; 12. an inner frame; 13. fixing the rod; 14. a blade; 15. a connecting rod; 16. an inclined block; 17. An outer frame; 18. a motor; 19. a first conical gear; 20. a screw rod; 21. a strip-shaped groove; 22. a second bevel gear; 24. a threaded ring.

Detailed Description

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

Referring to fig. 1-4, the large space constant temperature workshop low energy consumption heating ventilation system comprises a building main structure upright post 1, a building main wall 2, two plenum boxes 8, a fresh air rainproof louver 9 and a fresh air conditioning fan 10, wherein the building main structure upright post 1 and the building main wall 2 form two spaces, the total height of the building main structure upright post 1 and the building main wall 2 is nine meters, color steel plate air return column walls 4 are respectively arranged at two sides in the space formed by the building main structure upright post 1 and the building main wall 2, three-side air return louvers 3 are respectively arranged in the color steel plate air return column walls 4, one side color steel plate air return column wall 4 in the space formed by the building main structure upright post 1 and the building main wall 2 is connected with the plenum boxes 8 through an air quantity regulating valve 6 and an air outlet pipeline, the color steel plate air return column wall 4 of the other side in the space that building major structure stand 1 and building major structure wall 2 constitute passes through air regulation valve 6 and intake manifold connection static pressure case 8, be provided with air supply check valve 5 on the intake manifold between color steel plate air return column wall 4 and the static pressure case 8, static pressure case 8 connects rain-proof tripe of new trend 9 and new trend air conditioner fan 10, new trend air conditioner fan 10 is through tube coupling to in the space that building major structure stand 1 and building major structure wall 2 constitute, all be provided with two tripe 7 of airing exhaust in the space that building major structure stand 1 and building major structure wall 2 constitute, tripe 7 of airing exhaust passes through air-out pipe connection exhaust fan 11, when the workshop upper strata temperature is higher than the temperature setting of twenty-seven degrees, open thirty to eighty percent's efficiency of airing exhaust, whole air conditioning system adopts PLC control system, thermostatic control: the system compares the actual value of the return air temperature and humidity with a set value (can be set), calculates the refrigerating, heating and dehumidifying demand, controls the input of a cold water valve and an electric heating device to realize constant temperature and humidity control, and sets a color steel plate return air column wall 4 in an indoor three-meter space according to the principle that the cold air has higher density and sinks and the hot air rises, and the color steel plate return air column wall 4 is staggered respectively to ensure the uniform distribution of the return air, the three-side return air shutter 3 is arranged at the upper end (side air supply) of the color steel plate return air column wall 4, the three-side return air shutter 3 is arranged at the lower end (side return air) of the color steel plate return air column wall 4, and simultaneously, the exhaust shutter 7 is arranged at the top end of the workshop, when the hot air rises to an area more than three meters, the temperature is detected by a temperature sensor and transmitted to the exhaust fan 11, the exhaust fan 11 is started and stopped according to the temperature control, and the operating frequency is adjusted by a frequency converter; when the exhaust fan 11 runs, the fresh air-conditioning fan 10 is interlocked with the electric comparison adjusting valve of the exhaust fan 11 according to the fresh air electric proportional adjusting valve, and the fresh air valve is enlarged when the exhaust valve is enlarged, so that fresh air supplement is larger than the exhaust air volume, and the indoor positive pressure of a workshop is ensured. (total height of the workshop is nine meters), the start and stop control of the exhaust fan 11: the variable frequency starting of the exhaust fan 11, the starting of the exhaust fan 11 has the following arbitrary conditions, when the exhaust fan 11 runs, the frequency of the exhaust fan 11 gradually rises according to program logic through time, the process of thirty-five to fifty hertz is realized, and the negative pressure caused by the overlarge indoor pressure fluctuation is avoided, wherein the condition is as follows: according to the comparison between the indoor temperature of more than three meters indoors and the outdoor temperature, the second condition is as follows: the timing switch is used for starting the exhaust fan 11 according to the set time, the exhaust fan 11 needs to be gradually increased in frequency to avoid indoor negative pressure caused by insufficient fresh air, and the exhaust fan 11 is closed after twenty minutes of exhaust (can be set), so that the exhaust fan 11 is circularly switched.

Further, rain-proof tripe 9 of new trend includes outer frame 17 and inner frame 12, outer frame 17 is the square frame shape, inner frame 12 sets up the inside at outer frame 17, the inside of inner frame 12 is transversely installed the blade 14 of multiunit downward sloping, be provided with the cleaning device who is used for clearing up blade 14 in the inner frame 12, the inside of outer frame 17 is provided with and is used for driving the drive arrangement that cleaning device carries out the removal, when rain-proof tripe 9 of new trend is in the use, when needing to clear up blade 14, start drive arrangement, drive cleaning device clears up, clear up adnexed unnecessary dust and debris on the blade 14, it piles up to reduce the dust.

Further, the cleaning device comprises connecting rods 15 and inclined blocks 16, the number of the inclined blocks 16 is the same as that of the blades 14, each inclined block 16 is kept attached to the corresponding surface of the corresponding blade 14, the inclined blocks 16 are fixedly connected with the connecting rods 15, and a side wall face, attached to the blades 14, of each inclined block 16 is provided with a brush.

Further, drive arrangement includes motor 18, bevel gear 19, lead screw 20, two bevel gear 22 and screw ring 24, the bar groove 21 of run-through formula is seted up at the top of inner frame 12, bar groove 21's inside rotation

installs lead screw

20, 20 fixed surface of lead screw installs two bevel gear 22, rectangular groove has been seted up on corresponding two bevel gear 22 positions on the inner wall of

outer frame

17, 18 fixed mounting of motor is in the inside of rectangular groove, one fixed mounting bevel gear 19 on 18's the output shaft of motor, one bevel gear 19 keeps meshing with two bevel gear 22, threaded connection has screw ring 24 on the lead screw 20, and screw ring 24 is the rectangle, threaded hole has been seted up on screw ring 24, screw ring 24 and bar groove 21 slip joint together.

Further, the bottom fixed mounting of screw ring 24 has dead lever 13, dead lever 13 is the L shape, dead lever 13 is in the same place with connecting rod 15 fixed connection, when starting motor 18, motor 18 drive bevel gear 19 is rotatory, bevel gear 19 drives bevel gear two 22 rotatory, it is rotatory to drive lead screw 20 when bevel gear two 22 is rotatory, because lead screw 20 and screw ring 24 threaded connection are in the same place, it slides from side to drive screw ring 24 in the inside of bar groove 21 from this, it removes to drive inclined block 16, thereby make cleaning device rub the clearance on a plurality of blades 14's surface, accomplish the clearance process.

The working principle is as follows: when the upper temperature of the workshop is higher than twenty-seven degrees and the temperature is set, the efficiency of thirty to eighty percent of air exhaust is started, the whole air conditioning system adopts a PLC control system and is controlled at constant temperature: the system compares the actual value of the return air temperature and humidity with a set value (can be set), calculates the refrigerating, heating and dehumidifying demand, controls the input of a cold water valve and an electric heating device to realize constant temperature and humidity control, and sets a color steel plate return air column wall 4 in an indoor three-meter space according to the principle that the cold air has higher density and sinks and the hot air rises, and the color steel plate return air column wall 4 is staggered respectively to ensure the uniform distribution of the return air, the three-side return air shutter 3 is arranged at the upper end (side air supply) of the color steel plate return air column wall 4, the three-side return air shutter 3 is arranged at the lower end (side return air) of the color steel plate return air column wall 4, and simultaneously, the exhaust shutter 7 is arranged at the top end of the workshop, when the hot air rises to an area more than three meters, the temperature is detected by a temperature sensor and transmitted to the exhaust fan 11, the exhaust fan 11 is started and stopped according to the temperature control, and the operating frequency is adjusted by a frequency converter; when the exhaust fan 11 runs, the fresh air-conditioning fan 10 is interlocked with the electric comparison adjusting valve of the exhaust fan 11 according to the fresh air electric proportional adjusting valve, and the fresh air valve is enlarged when the exhaust valve is enlarged, so that fresh air supplement is larger than the exhaust air volume, and the indoor positive pressure of a workshop is ensured. (total height of the workshop is nine meters), the start and stop control of the exhaust fan 11: the variable-frequency starting of the exhaust fan 11 is realized, the exhaust fan 11 is started when the exhaust fan 11 is started under any condition, the frequency of the exhaust fan 11 is gradually increased through time according to program logic when the exhaust fan 11 runs, the thirty-five to fifty hertz process is realized, and negative pressure caused by overlarge indoor pressure fluctuation is avoided, wherein the condition is as follows: according to the comparison between the indoor temperature of more than three meters indoors and the outdoor temperature, the second condition is as follows: the timing switch is used for starting the exhaust fan 11 according to the set time, the exhaust fan 11 needs to be gradually increased in frequency to avoid indoor negative pressure caused by insufficient fresh air, and the exhaust fan 11 is closed after twenty minutes of exhaust (can be set), so that the exhaust fan 11 is circularly switched.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Big space constant temperature workshop low energy consumption heating leads to system, including building major structure stand (1), building major wall (2), two static pressure case (8), rain-proof tripe of new trend (9), new trend air conditioner fan (10), its characterized in that: the building main structure upright post (1) and the building main wall (2) form two spaces, the total height of the building main structure upright post (1) and the building main wall (2) is nine meters, color steel plate air return column walls (4) are arranged on two sides in the space formed by the building main structure upright post (1) and the building main wall (2), three-side air return shutters (3) are installed in the color steel plate air return column walls (4), one of the color steel plate air return column walls (4) in the space formed by the building main structure upright post (1) and the building main wall (2) is connected with a plenum box (8) through an air quantity regulating valve (6) and an air outlet pipeline, the color steel plate air return column wall (4) on the other side in the space formed by the building main structure upright post (1) and the building main wall (2) is connected with an air inlet check valve (5) through an air quantity regulating valve (6) and a plenum connecting box (8), the shutter plenum box (8) is connected with a rain-proof plenum (9) and a fresh air fan (10), and two air conditioning fans in the building main structure upright post (2) are connected with an air inlet pipeline (7), the air exhaust shutter (7) is connected with an air exhaust fan (11) through an air outlet pipeline.

2. The large-space constant-temperature workshop low-energy consumption heating and ventilating system according to claim 1, characterized in that: rain-proof tripe of new trend (9) includes external frame (17) and internal frame (12), external frame (17) are square frame shape, internal frame (12) set up the inside in external frame (17), the inside of internal frame (12) is transversely installed blade (14) of multiunit downward sloping, be provided with the cleaning device who is used for clearing up blade (14) in internal frame (12), the inside of external frame (17) is provided with and is used for driving the drive arrangement that cleaning device carries out the removal.

3. The large-space constant-temperature workshop low-energy consumption heating and ventilating system according to claim 2, characterized in that: the cleaning device comprises a connecting rod (15) and inclined blocks (16), the number of the inclined blocks (16) is the same as that of the blades (14), each inclined block (16) is respectively attached to the surface of the corresponding blade (14), the inclined blocks (16) are fixedly connected with the connecting rod (15), and a side wall face, attached to the blades (14), of each inclined block (16) is provided with a brush.

4. The large-space constant-temperature workshop low-energy consumption heating and ventilating system according to claim 3, characterized in that: the driving device comprises a motor (18), a first conical gear (19), a screw rod (20), a second conical gear (22) and a threaded ring (24), a penetrating type strip-shaped groove (21) is formed in the top of the inner frame (12), the screw rod (20) is installed in the strip-shaped groove (21) in a rotating mode, the second conical gear (22) is fixedly installed on the surface of the screw rod (20), a rectangular groove is formed in the inner wall of the outer frame (17) in a position corresponding to the second conical gear (22), the motor (18) is fixedly installed in the rectangular groove, the first conical gear (19) is fixedly installed on an output shaft of the motor (18), the first conical gear (19) is meshed with the second conical gear (22), the screw rod (20) is connected with the threaded ring (24) in a threaded mode, the threaded ring (24) is rectangular, a threaded hole is formed in the threaded ring (24), and the threaded ring (24) is in sliding and clamped with the strip-shaped groove (21).

5. The large-space constant-temperature workshop low-energy consumption heating and ventilating system according to claim 4, characterized in that: the bottom of the threaded ring (24) is fixedly provided with a fixing rod (13), the fixing rod (13) is L-shaped, and the fixing rod (13) is fixedly connected with the connecting rod (15).