CN217178805U

CN217178805U - Intermittent air exhaust pressure difference adjusting device

Info

Publication number: CN217178805U
Application number: CN202220515072.XU
Authority: CN
Inventors: 韩俊锋; 梁梦甲; 赵冰; 耿家兴; 刘梦洋; 段俊企; 侯迪
Original assignee: Henan Tongrui Purification Engineering Co ltd
Current assignee: Henan Tongrui Purification Engineering Co ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-08-12
Anticipated expiration: 2032-03-10

Abstract

The utility model discloses an intermittent type nature pressure differential adjusting device that airs exhaust relates to toilet technical field, inside for solving current staff frequent discrepancy toilet, leads to the inside atmospheric pressure of toilet to change, makes the problem that outside air flowed in the toilet. The utility model discloses a novel air compressor, including initiative support, first exhaust fan, second exhaust fan, inside return flow pressure supplementing fan, the externally mounted of return circuit pipeline has first control valve, the externally mounted of initiative support has the second control valve, the inside mounting panel is installed to one side of initiative support upper end, the first exhaust fan is installed to the inside one side of initiative support, the internally mounted of return circuit pipeline has the backward flow pressure supplementing fan, the externally mounted of return circuit pipeline has first control valve, the externally mounted of initiative support has the second control valve, the inside mounting panel is installed to one side of initiative support lower extreme, inside mounting panel and initiative support fixed connection, the outside mounting panel is installed to the opposite side of initiative support lower extreme, the internally mounted of outside mounting panel has outdoor air pressure sensor.

Description

Intermittent air exhaust pressure difference adjusting device

Technical Field

The utility model relates to a toilet technical field specifically is intermittent type nature differential pressure adjusting device that airs exhaust.

Background

The clean room system refers to a space with better tightness for controlling parameters such as air cleanliness, temperature, humidity, pressure, noise and the like according to needs, pressure difference is established when balance is achieved between the air feeding amount and the air discharging amount + the differential pressure air amount (residual air amount) of the clean room, and the air discharging amount comprises: the air exhaust amount and the air return amount which need to be exhausted outdoors; for the direct current system, the fresh air quantity is two air discharge quantities plus differential pressure air quantity; for the circulation system, the fresh air quantity, the return air quantity, the exhaust air quantity and the differential pressure air quantity are adopted, so that the pressure difference is substantially as follows: fresh air volume, secondary exhaust air volume and differential pressure air volume.

However, the existing workers frequently go in and out of the clean room, so that the air pressure in the clean room changes, and the outside air flows into the clean room; therefore, the existing requirements are not met, and an intermittent air exhaust pressure difference adjusting device is proposed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intermittent type nature differential pressure adjusting device that airs exhaust to inside the staff who proposes frequently cominging in and going out the toilet in solving above-mentioned background art, lead to the inside atmospheric pressure of toilet to change, make the problem that the outside air flowed into the toilet.

In order to achieve the above object, the utility model provides a following technical scheme: intermittent air exhaust pressure difference adjusting device, comprising a driving support, wherein one side of the upper end of the driving support is provided with a loop pipeline, one side of the interior of the driving support is provided with a first exhaust fan, one side of the interior of the driving support is provided with a second exhaust fan, the interior of the loop pipeline is provided with a backflow pressure supplementing fan, the exterior of the loop pipeline is provided with a first control valve, the exterior of the driving support is provided with a second control valve, one side of the lower end of the driving support is provided with an internal mounting plate, the internal mounting plate is fixedly connected with the driving support, the other side of the lower end of the driving support is provided with an external mounting plate, the interior of the external mounting plate is provided with an outdoor air pressure sensor, the outdoor air pressure sensor is fixedly connected with the external mounting plate, and the interior of the internal mounting plate is provided with an indoor air pressure sensor, and the indoor air pressure sensor is fixedly connected with the internal mounting plate.

Preferably, a first wind speed sensor is installed on the other side of the interior of the driving support, the first wind speed sensor is fixedly connected with the driving support, a second wind speed sensor is installed at the upper end of the loop pipeline, the second wind speed sensor is fixedly connected with the loop pipeline, the loop pipeline is fixedly connected with the driving support, and the backflow pressure supplementing fan is fixedly connected with the loop pipeline.

Preferably, the installing support is installed to the lower extreme of initiative support, installing support and initiative support fixed connection, first control valve and return circuit pipeline fixed connection, second control valve and initiative support fixed connection, outside mounting panel and initiative support fixed connection.

Preferably, a clamping screw rod is arranged inside the lower end of the mounting bracket and is in threaded connection with the mounting bracket.

Preferably, the clamping plate is installed at one end of the clamping screw rod, and the clamping plate is rotatably connected with the clamping screw rod through a bearing.

Preferably, the controller is installed to the upper end that inside mounting panel is close to outside mounting panel one side, controller and inside mounting panel fixed connection.

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

1. the utility model discloses an installation first exhaust fan and second exhaust fan can make indoor air discharge to the external world, reach the purpose that reduces the inside atmospheric pressure of device, the practicality of reinforcing device, installation backward flow pressure compensating fan can make the air flow backward indoor, improve indoor air pressure, the practicality of reinforcing device, installation first control valve and second control valve can control the device break-make, guarantee the functional completeness of device, installation outdoor air pressure sensor and indoor air pressure sensor can detect indoor and outdoor atmospheric pressure, the device of being convenient for maintains the stability of indoor atmospheric pressure through backward flow pressure compensating fan, first exhaust fan and second exhaust fan, prevent that the staff from frequently coming in and going out the toilet inside, lead to the inside atmospheric pressure of toilet to change, make the outside air flow into the toilet inside;

2. the utility model discloses an whether the first air velocity transducer of installation and second air velocity transducer can detection device steady operation, guarantee the functional complete of device, this device is fixed in the staff installation that can be convenient for of installation centre gripping lead screw, and it is more convenient to make the device installation get up.

Drawings

FIG. 1 is a schematic structural view of an intermittent air exhaust pressure difference adjusting device of the present invention;

FIG. 2 is a front view of the intermittent air-discharge pressure difference adjusting device of the present invention;

fig. 3 is an enlarged view of a portion a of the present invention.

In the figure: 1. an active support; 2. an external mounting plate; 3. a first wind speed sensor; 4. a loop conduit; 5. a backflow pressure-supplementing fan; 6. a second wind speed sensor; 7. a first control valve; 8. a second control valve; 9. a first exhaust fan; 10. a second exhaust fan; 11. an inner mounting plate; 12. a controller; 13. mounting a bracket; 14. clamping a screw rod; 15. a clamping plate; 16. an outdoor air pressure sensor; 17. an indoor air pressure sensor.

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.

Referring to fig. 1-3, the present invention provides an embodiment: an intermittent air exhaust pressure difference adjusting device comprises a driving support 1, a loop pipeline 4 is installed on one side of the upper end of the driving support 1, the loop pipeline 4 is fixedly connected with the driving support 1, a first exhaust fan 9 is installed on one side inside the driving support 1, a second exhaust fan 10 is installed on one side inside the driving support 1, the first exhaust fan 9 and the second exhaust fan 10 are installed to enable indoor air to be exhausted to the outside, the purpose of reducing the air pressure inside the device is achieved, the practicability of the device is enhanced, a backflow pressure supplementing fan 5 is installed inside the loop pipeline 4, the backflow pressure supplementing fan 5 is installed to enable the air to flow back into a room, the indoor air pressure is improved, the practicability of the device is enhanced, the backflow pressure supplementing fan 5 is fixedly connected with the loop pipeline 4, a first control valve 7 is installed outside the loop pipeline 4, and the first control valve 7 is fixedly connected with the loop pipeline 4, the second control valve 8 is arranged outside the driving support 1, the first control valve 7 and the second control valve 8 are arranged to control the on-off of the device, the functional integrity of the device is ensured, the second control valve 8 is fixedly connected with the driving support 1, one side of the lower end of the driving support 1 is provided with an inner mounting plate 11, the inner mounting plate 11 is fixedly connected with the driving support 1, the other side of the lower end of the driving support 1 is provided with an outer mounting plate 2, the outer mounting plate 2 is fixedly connected with the driving support 1, the outer mounting plate 2 is internally provided with an outdoor air pressure sensor 16, the outdoor air pressure sensor 16 and the indoor air pressure sensor 17 can detect the indoor and outdoor air pressure, the device can maintain the stability of the indoor air pressure through the backflow pressure supplementing fan 5, the first exhaust fan 9 and the second exhaust fan 10, and the frequent access of workers to the interior of the clean room is prevented, the air pressure in the clean room is changed, so that the outside air flows into the clean room, the outdoor air pressure sensor 16 is fixedly connected with the external mounting plate 2, the indoor air pressure sensor 17 is mounted in the internal mounting plate 11, and the indoor air pressure sensor 17 is fixedly connected with the internal mounting plate 11.

Further, a first wind speed sensor 3 is installed on the other side of the inside of the driving support 1, the first wind speed sensor 3 is fixedly connected with the driving support 1, a second wind speed sensor 6 is installed at the upper end of the loop pipeline 4, the second wind speed sensor 6 is fixedly connected with the loop pipeline 4, and the first wind speed sensor 3 and the second wind speed sensor 6 can be installed to detect whether the device stably runs or not, so that the functional integrity of the device is guaranteed.

Further, installing support 13 is installed to the lower extreme of initiative support 1, installing support 13 and initiative support 1 fixed connection, the internally mounted of installing support 13 lower extreme has centre gripping lead screw 14, centre gripping lead screw 14 passes through threaded connection with installing support 13, grip block 15 is installed to the one end of centre gripping lead screw 14, grip block 15 passes through bearing swivelling joint with centre gripping lead screw 14, controller 12 is installed to the upper end that inside mounting panel 11 is close to 2 one side of outside mounting panel, controller 12 and inside mounting panel 11 fixed connection, installation centre gripping lead screw 14 can be convenient for the staff to install this device fixedly, it is more convenient to make the device install.

The working principle is as follows: when the device is used, when a worker goes in and out of a clean room, the outdoor air pressure sensor 16 and the indoor air pressure sensor 17 detect the difference between indoor air and outdoor air, then the second control valve 8 is closed, the first control valve 7 and the backflow pressure supplementing fan 5 are opened to enable the air to flow back into the room, so that the reduction of the indoor air pressure is ensured when the worker opens the clean room, and the outdoor air is prevented from flowing into the room, the device is provided with the first exhaust fan 9 and the second exhaust fan 10 to enable the indoor air to be discharged to the outside, the purpose of reducing the internal air pressure of the device is achieved, the practicability of the device is enhanced, the backflow pressure supplementing fan 5 is arranged to enable the air to flow back into the room, the indoor air pressure is improved, the practicability of the device is enhanced, the device can be controlled by arranging the first control valve 7 and the second control valve 8 to control the on-off of the device, the functional integrity of the device is ensured, and the indoor air pressure sensor 16 and the indoor air pressure sensor 17 can detect the indoor air and the outdoor air pressure, the device of being convenient for is through backward flow pressure supplementing fan 5, the stability of indoor atmospheric pressure is maintained to first exhaust fan 9 and second exhaust fan 10, prevent that the staff from frequently cominging in and going out inside the toilet, lead to the inside atmospheric pressure of toilet to change, make outside air flow into inside the toilet, whether the first air velocity transducer 3 of installation and second air velocity transducer 6 can detection device steady operation, guarantee the functional complete of device, the installation centre gripping lead screw 14 can be convenient for the staff installation and fix this device, it is more convenient to make the device installation get up.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Intermittent type nature differential pressure adjusting device that airs exhaust, including initiative support (1), its characterized in that: loop pipe (4) is installed to one side of initiative support (1) upper end, first exhaust fan (9) is installed to the inside one side of initiative support (1), second exhaust fan (10) is installed to the inside one side of initiative support (1), the internally mounted of loop pipe (4) has backward flow to mend pressure fan (5), the externally mounted of loop pipe (4) has first control valve (7), the externally mounted of initiative support (1) has second control valve (8), inside mounting panel (11) is installed to one side of initiative support (1) lower extreme, inside mounting panel (11) and initiative support (1) fixed connection, outside mounting panel (2) is installed to the opposite side of initiative support (1) lower extreme, the internally mounted of outside mounting panel (2) has outdoor air pressure sensor (16), outdoor air pressure sensor (16) and exterior mounting panel (2) fixed connection, the internally mounted of inside mounting panel (11) has indoor air pressure sensor (17), indoor air pressure sensor (17) and inside mounting panel (11) fixed connection.

2. The intermittent air discharge differential pressure regulating device according to claim 1, characterized in that: first air velocity transducer (3) are installed to the inside opposite side of initiative support (1), first air velocity transducer (3) and initiative support (1) fixed connection, second air velocity transducer (6) are installed to the upper end of return circuit pipeline (4), second air velocity transducer (6) and return circuit pipeline (4) fixed connection, return circuit pipeline (4) and initiative support (1) fixed connection, return flow benefit pressure fan (5) and return circuit pipeline (4) fixed connection.

3. The intermittent air discharge differential pressure regulating device according to claim 1, characterized in that: installing support (13) are installed to the lower extreme of initiative support (1), installing support (13) and initiative support (1) fixed connection, first control valve (7) and return line (4) fixed connection, second control valve (8) and initiative support (1) fixed connection, outside mounting panel (2) and initiative support (1) fixed connection.

4. The intermittent air discharge differential pressure regulating device according to claim 3, characterized in that: the clamping screw rod (14) is installed inside the lower end of the mounting support (13), and the clamping screw rod (14) is connected with the mounting support (13) through threads.

5. The intermittent air discharge differential pressure regulating device according to claim 4, characterized in that: and a clamping plate (15) is installed at one end of the clamping screw rod (14), and the clamping plate (15) is rotatably connected with the clamping screw rod (14) through a bearing.

6. The intermittent air discharge differential pressure regulating device according to claim 1, characterized in that: inside mounting panel (11) are close to the upper end of outside mounting panel (2) one side and install controller (12), controller (12) and inside mounting panel (11) fixed connection.