CN212962037U - Positive pressure air supply and air exchange system - Google Patents
Positive pressure air supply and air exchange system Download PDFInfo
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- CN212962037U CN212962037U CN202021698067.4U CN202021698067U CN212962037U CN 212962037 U CN212962037 U CN 212962037U CN 202021698067 U CN202021698067 U CN 202021698067U CN 212962037 U CN212962037 U CN 212962037U
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Abstract
The utility model provides a malleation air supply and air exchange system, constitute including malleation air supply system, air exchange system and supply-air duct, malleation air supply system comprises box, fire prevention valve, supply-air outlet elbow, electronic blast gate, flexible coupling, explosion-proof centrifugal fan, air intake connection case, salt fog filter, air intake elbow that lead to of at least one air outlet and an air intake, and air exchange system comprises roof scavenger fan and air exchange duct. The utility model discloses have explosion-proof, anticorrosion effect, be particularly suitable for water conservancy diversion and need ventilation's occasion, also be applicable to the inconvenient ventilation of deep environment such as basement and storeroom of arranging of air conditioner, can expand the import and export wind channel, simple to operate, the ventilation efficiency is high.
Description
Technical Field
The utility model relates to a ventilation equipment, concretely relates to malleation air supply and air exchange system.
Background
In daily life or industrial production, ventilation is required for a relatively closed space. The positive pressure air supply of the central air conditioner is a technological requirement of the air conditioner and ventilation, namely, the air pressure of a place needing the air conditioner is larger than the air pressure of a critical area, and fresh air needs to be continuously supplemented on the premise of ensuring the air conditioner. At present, a plurality of places using the air conditioner and the ventilation system exist, but all explosion protection and corrosion protection requirements of the existing places are met, and the existing air conditioner and the ventilation system cannot solve the special problems.
Disclosure of Invention
The utility model aims to solve the technical problem that a malleation air supply and air exchange system is provided, utilize this system, not only can solve relative enclosure's ventilation problem, can guarantee explosion-proof not burning on fire and the problem of corruption moreover.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is: a positive pressure air supply and exchange system comprises a positive pressure air supply system, an exchange system and an air supply pipeline, wherein the positive pressure air supply system consists of a multi-way box body with at least one air outlet and one air inlet, a fire valve, an air supply outlet elbow, an electric air valve, a flexible connection, an explosion-proof centrifugal fan, an air inlet connecting box, a salt mist filter and an air inlet elbow; the air outlet of the multi-way box body is connected with an air supply outlet elbow through a fire damper, and the other end of the air supply outlet elbow is connected with an air supply channel; the ventilation system consists of a roof ventilator and a ventilation pipeline.
The air inlet elbow is characterized in that a filtering bin is arranged in the bottom of the air inlet elbow, filter cotton is arranged in the filtering bin, the filtering bin is a side face-to-face type square hole, and a C-shaped guide rail is respectively arranged on the upper side and the lower side of the inner side of the square hole and is used as a channel for putting in and taking out the filter cotton.
The filter bin is characterized in that nuts are arranged on the upper side and the lower side of the square hole of the filter bin, filter bin pressing plates are symmetrically arranged on the outer sides of the square hole of the filter bin, round holes corresponding to the nuts of the square hole of the filter bin are formed in the filter bin pressing plates, and screws on the filter bin pressing plates are fixed after filter cotton is placed into the filter bin.
The filter cotton material is the non-woven fabrics, adopts the metal frame around.
An electric interlocking exists between the electric air valve and the explosion-proof centrifugal fan, and the electric air valve and the explosion-proof centrifugal fan can be suitable for explosion-proof environment.
And an installation support is arranged below the explosion-proof centrifugal fan, and a rubber shock pad is arranged at the bottom of the installation support.
The fire prevention valve is equipped with temperature monitoring probe.
The air supply channel is divided into a vertical channel and a horizontal channel, the vertical channel can be fixed on a wall and can also run in an air shaft, and the horizontal channel can be hoisted to the top of a building or a cabin.
The utility model adopts the above technical scheme a malleation air supply and air exchange system that designs has following beneficial effect:
1. the structure is simple, the installation is convenient, and the ventilation efficiency is high;
2. the multi-way box body of the utility model can facilitate the expansion of the inlet and outlet air channels according to the field situation, thereby achieving better practicability;
3. the utility model discloses have explosion-proof, anticorrosion effect, be particularly suitable for water transport, need ventilation's occasion, also be applicable to the ventilation of deep environment such as the inconvenient basement of arranging of air conditioner and storeroom.
Drawings
Fig. 1 shows a schematic structural view of the positive pressure air supply system of the present invention;
fig. 2 shows a schematic structural view of the air inlet elbow of the present invention;
FIG. 3 is a schematic front view of a ship according to embodiment 1 of the present invention;
FIG. 4 shows a schematic view of the direction A-A in FIG. 3;
FIG. 5 shows a schematic diagram of the marine operation of embodiment 1 of the present invention;
fig. 6 shows a top view of a mall and an underground garage in embodiment 2 of the present invention;
FIG. 7 shows a cross-sectional view taken along line B-B of FIG. 6;
FIG. 8 shows a cross-sectional view of C-C of FIG. 7;
FIG. 9 shows an enlarged partial view of FIG. 8;
fig. 10 shows the working schematic diagram of the underground garage of the market in embodiment 2 of the present invention.
In the figure: 1-explosion-proof centrifugal fan, 2-flexible connection, 3-electric air valve, 4-three-way box body, 5-fire-proof valve, 6-air supply outlet elbow, 7-rubber shock pad, 8-air inlet connecting box, 9-salt fog filter, 10-air inlet elbow, 101-filter bin pressure plate, 102-guide rail, 103-filter cotton, 104-nut, 11-ship, 12-roof ventilator, 13-air supply channel, 131-air supply horizontal pipeline, 132-air supply vertical pipe, 133-air supply window, 14-market skirt building, 141-market, 142-underground garage, 15-air supply channel, 151-air supply horizontal pipeline, 152-flanged air supply vertical pipe and 153-air supply window;
for convenience of description, the air supply system of the present invention, which is composed of 1-10, is replaced with the reference number I in the partial view.
Detailed Description
The positive pressure air supply and ventilation system of the present invention will be specifically described with reference to the accompanying drawings.
The utility model relates to a malleation air supply and air exchange system embodiment 1 is applied to the malleation air supply and air exchange system of marine occasion, refers to fig. 1 to fig. 5, mainly comprises air exchange system and supply air duct 13 that malleation air supply system I, roof scavenger fan 12 and corresponding pipeline of taking a breath constitute. The positive pressure air supply system I is composed of a three-way box body 4 (the three-way box body is most commonly used, and the three-way box body is used for replacing a multi-way box body) in the embodiment, a fire valve 5, an air supply outlet elbow 6, an electric air valve 3, a flexible connection 2, an anti-explosion centrifugal fan 1, an air inlet connecting box 8, a salt mist filter 9 and an air inlet elbow 10. The air inlet of the three-way box body 4 is connected with the air outlet of the explosion-proof centrifugal fan 1 through the electric air valve 3 and the flexible connection 2 through screws, and the electric air valve 3 and the explosion-proof centrifugal fan 1 are electrically interlocked and can be suitable for explosion-proof environment. The flexible connection 2 is connected with the electric air valve 3 and the air outlet of the explosion-proof centrifugal fan 1 and used for damping and buffering adjustment. An installation support is arranged below the anti-explosion centrifugal fan 1 and used for being fixed on an installation table at the top of the ship 11, and a rubber shock pad 7 is arranged at the bottom of the installation support to achieve the shock absorption purpose. The air inlet of the explosion-proof centrifugal fan 1 is connected with the salt mist filter 9 through the air inlet connecting box 8, and the salt mist filter 9 is used for filtering salt in the air to prevent the corrosion and deterioration of products. The other end of the salt spray filter 9 is connected with an air inlet elbow 10, a filtering bin is arranged in the bottom of the air inlet elbow 10, filtering cotton 103 is arranged in the filtering bin, the filtering bin is a side-face-to-face type square hole, and a C-shaped guide rail 102 is respectively arranged at the upper part and the lower part of the inner side of the square hole and is used as a channel for putting in and taking out the filtering cotton. The upper side and the lower side of the square hole of the filtering bin are provided with nuts 104, the outer side of the square hole of the filtering bin is symmetrically provided with a pressing plate 101 of the filtering bin, the pressing plate 101 of the filtering bin is provided with a round hole corresponding to the nut of the square hole of the filtering bin, and the screw on the pressing plate of the filtering bin is fixed after the filtering cotton 103 is placed into the filtering bin. The filter cotton 103 is generally made of non-woven fabric, and a metal outer frame is arranged around the filter cotton for filtering water vapor, impurities and winged insects, so that the water vapor, the impurities and the winged insects are prevented from entering a relatively closed space through a pipeline to cause unnecessary harm. The air outlet of the three-way box body 4 is connected with an air supply outlet elbow 6 through a fire damper 5, the other end of the air supply outlet elbow 6 is connected with an air supply channel 13, and fresh moisture-free corrosive air is delivered into the cabin of the ship 11 through the air supply channel 13. The air supply channel 13 is connected with the flange of the air supply outlet elbow 6 of the positive pressure air supply system I through a bolt by an air supply vertical pipe 132 with a flange, the air supply vertical pipe 132 is connected with an air supply horizontal pipeline 131 through a bolt, and an air supply window 133 is arranged on the air supply horizontal pipeline 131. The air supply channel 13 is designed with a specific position and an appropriate air supply window 133 according to the cabin structure and requirements of the ship 11, so as to achieve the optimal air supply purpose. The fire damper 5 is provided with a temperature monitoring probe, when the temperature in the fire damper 5 reaches 70 ℃, the fire damper 5 is automatically closed, a ventilation channel is cut off, and the purpose of safe ventilation is achieved.
The utility model discloses malleation air supply system I will install in the place that has sufficient fresh air, and intake elbow 10 that corresponds can connect the intake stack in addition according to particular case.
The utility model discloses a ventilation system comprises roof scavenger fan 12 and the pipeline of taking a breath, and the pipeline of taking a breath of this embodiment saves, constitutes ventilation system by several roof scavenger fans 12, installs in the top of ship 11. The roof ventilator 12 is powered by a motor, and the fan is covered by a mushroom-shaped top cover, so that the roof ventilator has a waterproof function.
The utility model relates to a malleation air supply and air exchange system embodiment 2 is applied to market and underground garage with malleation air supply and air exchange system, refers to fig. 1, fig. 2, fig. 6 to fig. 10, mainly comprises malleation air supply system I, roof scavenger fan 12 and the air exchange system and the supply air duct 13 that corresponding air exchange pipeline constitutes. The positive pressure air supply system I is composed of a three-way box body 4, a fire prevention valve 5, an air supply outlet elbow 6, an electric air valve 3, a flexible connection 2, an anti-explosion centrifugal fan 1, an air inlet connection box 8, a salt mist filter 9 and an air inlet elbow 10. The air inlet of the three-way box body 4 is connected with the air outlet of the explosion-proof centrifugal fan 1 through the electric air valve 3 and the flexible connection 2 through screws, an electric interlocking exists between the electric air valve 3 and the explosion-proof centrifugal fan 1, and the electric interlocking and the explosion-proof centrifugal fan can be suitable for explosion-proof environment. The flexible connection 2 is connected with the electric air valve 3 and the air outlet of the explosion-proof centrifugal fan 1 and used for damping and buffering adjustment. And an installation support is arranged below the explosion-proof centrifugal fan 1 and is used for being fixed on an installation table at the top of the mall skirt building 14, and a rubber shock pad 7 is arranged at the bottom of the installation support to achieve the shock absorption purpose. The air inlet of the explosion-proof centrifugal fan 1 is connected with the salt mist filter 9 through the air inlet connecting box 8, and the salt mist filter 9 is used for filtering salt in the air to prevent the corrosion and deterioration of products. The other end of the salt spray filter 9 is connected with an air inlet elbow 10, a filtering bin is arranged in the bottom of the air inlet elbow 10, filtering cotton 103 is arranged in the filtering bin, the filtering bin is a side-face-to-face type square hole, and a C-shaped guide rail 102 is respectively arranged at the upper part and the lower part of the inner side of the square hole and is used as a channel for putting in and taking out the filtering cotton. The upper side and the lower side of the square hole of the filtering bin are provided with nuts 104, the outer side of the square hole of the filtering bin is symmetrically provided with a pressing plate 101 of the filtering bin, the pressing plate 101 of the filtering bin is provided with a round hole corresponding to the nut of the square hole of the filtering bin, and the screw on the pressing plate of the filtering bin is fixed after the filtering cotton 103 is placed into the filtering bin. The filter cotton 103 is generally made of non-woven fabric, and a metal outer frame is arranged around the filter cotton for filtering water vapor, impurities and winged insects, so that the water vapor, the impurities and the winged insects are prevented from entering a relatively closed space through a pipeline to cause unnecessary harm. The air outlet of the three-way box body 4 is connected with an air supply outlet elbow 6 through a fire damper 5, the other end of the air supply outlet elbow 6 is connected with an air supply channel 15, and fresh, moisture-free and corrosive air is respectively supplied to a market 141 and an underground garage 142 through the air supply channel 15, so that the air is kept fresh in the period. The air supply channel 15 is formed by connecting a vertical air supply pipe 151 with a flange of an air supply outlet elbow 6 of the positive pressure air supply system I through a bolt, the vertical air supply pipe 151 is connected with a horizontal air supply pipeline 152 through a bolt, and an air supply window 153 is arranged on the horizontal air supply pipeline 152. The air supply channel 15 is designed with a specific position and an appropriate air supply window 153 according to the requirements of markets and underground garages, so that the optimal air supply purpose is achieved. The fire damper 5 is provided with a temperature monitoring probe, when the temperature in the fire damper 5 reaches 70 ℃, the fire damper 5 is automatically closed, a ventilation channel is cut off, and the purpose of safe ventilation is achieved.
The utility model discloses malleation air supply system I will install in the place that has sufficient fresh air, and intake elbow 10 that corresponds can connect the intake stack in addition according to particular case.
The utility model discloses a ventilation system comprises roof scavenger fan 12 and the pipeline of taking a breath, and the pipeline of taking a breath of this embodiment saves, comprises ventilation system by several roof scavenger fans 12, installs in 14 tops of market skirt building. The roof ventilator 12 is powered by a motor, and the fan is covered by a mushroom-shaped top cover, so that the roof ventilator has a waterproof function.
The utility model discloses simple to operate, application scope is wide, and is most to the not high occasion of refrigeration requirement, can replace central air conditioning to be suitable for, and economic benefits is showing, possesses energy saving and emission reduction effect.
Claims (8)
1. A positive pressure air supply and exchange system comprises a positive pressure air supply system, an exchange system and an air supply pipeline, and is characterized in that the positive pressure air supply system consists of a multi-way box body with at least one air outlet and one air inlet, a fire valve, an air supply outlet elbow, an electric air valve, a flexible connection, an explosion-proof centrifugal fan, an air inlet connecting box, a salt mist filter and an air inlet elbow, wherein the air inlet of the multi-way box body is connected with the air outlet of the explosion-proof centrifugal fan through the electric air valve and the flexible connection; the air outlet of the multi-way box body is connected with an air supply outlet elbow through a fire damper, and the other end of the air supply outlet elbow is connected with an air supply channel; the ventilation system consists of a roof ventilator and a ventilation pipeline.
2. The positive pressure air supply and exchange system according to claim 1, wherein the bottom of the air inlet elbow is provided with a filter bin, filter cotton is contained in the filter bin, the filter bin is a square hole with a side surface facing through, and a C-shaped guide rail is respectively arranged at the upper part and the lower part of the inner side of the square hole and is used as a channel for putting in and taking out the filter cotton.
3. The positive pressure air supply and exchange system according to claim 2, wherein nuts are provided on the upper and lower sides of the square hole of the filter bin, a filter bin pressure plate is symmetrically provided outside the square hole of the filter bin, a circular hole corresponding to the nut of the square hole of the filter bin is provided on the filter bin pressure plate, and a screw on the filter bin pressure plate is fixed after the filter cotton is put into the filter bin.
4. The positive pressure ventilation system of claim 2, wherein the filter cotton is made of non-woven fabric, and a metal frame is used around the filter cotton.
5. The positive pressure air supply and exchange system as claimed in claim 1, wherein the electric air valve and the anti-explosion centrifugal fan are electrically interlocked and both are suitable for an anti-explosion environment.
6. The positive pressure air supply and exchange system according to claim 1, wherein a mounting support is provided under the anti-explosion centrifugal fan, and a rubber shock pad is provided at the bottom of the mounting support.
7. The positive pressure ventilation system as claimed in claim 1, wherein said fire damper is provided with a temperature monitoring probe.
8. The positive pressure air supply and exchange system according to claim 1, wherein the air supply duct is divided into a vertical duct and a horizontal duct, the vertical duct can be fixed to a wall and can also be used in an air shaft, and the horizontal duct can be hung on a roof or a cabin top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021698067.4U CN212962037U (en) | 2020-08-14 | 2020-08-14 | Positive pressure air supply and air exchange system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021698067.4U CN212962037U (en) | 2020-08-14 | 2020-08-14 | Positive pressure air supply and air exchange system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212962037U true CN212962037U (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021698067.4U Active CN212962037U (en) | 2020-08-14 | 2020-08-14 | Positive pressure air supply and air exchange system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212962037U (en) |
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2020
- 2020-08-14 CN CN202021698067.4U patent/CN212962037U/en active Active
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