CN206973845U - A kind of VMC rainproof hood through walls - Google Patents
A kind of VMC rainproof hood through walls Download PDFInfo
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- CN206973845U CN206973845U CN201720813179.1U CN201720813179U CN206973845U CN 206973845 U CN206973845 U CN 206973845U CN 201720813179 U CN201720813179 U CN 201720813179U CN 206973845 U CN206973845 U CN 206973845U
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Abstract
A kind of VMC rainproof hood through walls, including tube-like piece, cap body are the utility model is related to, cap body includes disk, the pipe being fixedly connected with disk end face, the hollow hemisphere being arranged on circular tube end face, and disk, pipe, the inner chamber of hollow hemisphere communicate；Relative on the inwall of pipe to be provided with several bar shaped projections, the bar shaped projection extends to the axis direction of pipe；Relative on the outer wall of tube-like piece to be provided with several buckling grooves, bar shaped projection engages with buckling groove；Tube-like piece includes the first pipeline section, the second pipeline section and the 3rd pipeline section, the inner chamber of 3rd pipeline section includes contraction section, venturi and diffuser, one end connection contraction section of venturi, the other end connects diffuser, the inner chamber of 3rd pipeline section causes the air into tube-like piece to have certain negative pressure, is outwardly discharged to accelerate room air.The utility model has that good heat preservation performance, rain and snow effect are good, and the effect with certain negative pressure.
Description
Technical field
The utility model belongs to building ventilating system, and in particular to a kind of VMC rainproof hood through walls.
Background technology
At present, the importance of fresh-air ventilation has been to be concerned by more and more people, the air draft of building aeration device and air intake
Connection with outdoor swaps indoor and outdoors air mainly by being punched on wall, and in order to prevent in rain
In the case of snowy day gas, outdoor sleet gets in ventilation shaft by the hole, influences the normal use of aeration device, generally exists
One rainproof hood is installed on skin wall, the hole is blocked, prevents sleet from entering.
Unidirectional air channel is only applicable in order to solve common rainproof hood, it is impossible to be used in the problem of two-way air channel, the patent No.
For 201420532800.3 utility model, a kind of fresh air air purifier rainproof hood is disclosed, the patent is by connecting
Be arranged in parallel multiple arcuate blocking pieces in section, and linkage section diameter coordinates with the ventilation shaft on building, and linkage section is not only suitable for
On Unidirectional air conduit, also be adapted for being arranged on double wind direction ventilation shafts with central dividing plate, due to arcuate blocking piece and
The end face of linkage section has certain angle, therefore arcuate blocking piece can effectively block sleet, play a part of rain and snow.This is special
The rainproof hood of profit is although easy for installation, but heat insulating ability is poor, and the air in pipeline is easily influenceed by ambient temperature.
In order to solve the problems, such as existing ventilation unit installation inconvenience, for a long time poor, the patent No. using easy to fall off and sealing effectiveness
For 201621320171.3 utility model patent, a kind of wind cap is disclosed, the patent sets top on cylindrical body
Portion's exhaust outlet and side wall exhaust outlet, side wall exhaust outlet bottom are provided with the rubber seal being socketed on body, and sealing ring is down right
Body is incubated, and heat-insulation layer is fixedly connected with body outer wall by zigzag double wedge.Though the wall-penetrating type side wall blast cap of the patent
Right install convenient safety, there is certain heat insulating ability, but the anti-wind and snow effect of exhaust outlet is poor.
Utility model content
It is good and through walls anti-with certain negative pressure that the purpose of this utility model is to provide a kind of good heat preservation performance, rain and snow effect
Rain blast cap.
In order to achieve the above object, the technical solution of the utility model is as follows：
A kind of VMC rainproof hood through walls, including for the tube-like piece through wall, be fixed on wall outer wall
Cap body, the tube-like piece includes the first pipeline section, the second pipeline section and the 3rd pipeline section, one end and the first pipeline section of second pipeline section
Connection, the other end are connected with the 3rd pipeline section, and first pipeline section, the second pipeline section are set in cap body, and the 3rd pipeline section is worn
Connected after crossing wall with indoor, the tube-like piece is used for the air for discharging interior；
Several arcuate blocking pieces for being parallel to each other and equidistantly arranging, the arch are installed with the inwall of first pipeline section
Baffle plate is used to prevent the dust storm sleet in the external world from getting in；
The outer wall of 3rd pipeline section is provided with muff, anti-skidding sealing shroud, and the anti-skidding sealing shroud is close to the second pipeline section
Set, the muff is set on the inside of wall, has gap between the muff, anti-skidding sealing shroud；
The cap body includes the circle for being fixedly connected with wall and having the disk of cavity structure, being fixedly connected with disk end face
The hollow hemisphere managed, be arranged on circular tube end face, the disk, pipe, the inner chamber of hollow hemisphere communicate, to by tubulose
Air discharge in part；
Relative on the inwall of the pipe to be provided with several bar shaped projections, the bar shaped projection prolongs to the axis direction of pipe
Stretch；Relative on the outer wall of the tube-like piece to be provided with several buckling grooves, the bar shaped projection engages with buckling groove, to by tubulose
Part is fixed as one with cap body；
The disk is provided with multiple fixing holes, and multiple fixing holes are evenly arranged along disk axis, and fixture passes through
Fixing hole enters wall so that cap body is fixedly connected with wall；
The inner chamber of 3rd pipeline section includes contraction section, the venturi of straight tube structure and the diffuser of taper of back taper, institute
One end connection contraction section of venturi is stated, other end connection diffuser, the inner chamber of the 3rd pipeline section causes the sky into tube-like piece
Gas has certain negative pressure, is outwardly discharged to accelerate room air.
A kind of above-mentioned VMC rainproof hood through walls, the outer wall of the 3rd pipeline section is provided with anti-skidding for fixing
The annular groove of sealing shroud, the anti-skidding sealing shroud are bellows made of PVC material, the inwall and annular groove of the bellows
Bottom land contact, adhesive layer is provided between the end face of the bellows and the side wall of annular groove.
A kind of above-mentioned VMC rainproof hood through walls, the muff include heat insulation layer and insulation outer jacket, institute
The wall contacts of heat insulation layer and the 3rd pipeline section are stated, the insulation outer jacket is installed on the outer wall of heat insulation layer；
The insulation outer jacket is rolled by curled protection board and formed, the curled protection board include aluminium lamination,
The plastic layer of aluminium lamination both sides is arranged on, the aluminium lamination is fixedly connected with the plastic layer by tack coat.
A kind of above-mentioned VMC rainproof hood through walls, the cap body outer wall contacted with the second pipeline section are provided with hose clamp,
The hose clamp fastens tube-like piece and cap body；
The hose clamp is made up of stainless steel material.
A kind of above-mentioned VMC rainproof hood through walls, filter assemblies are additionally provided with the inwall of first pipeline section,
The filter assemblies include screen pack and filter cotton, and the screen pack is fixedly connected with the inwall of the first pipeline section, and the filtering
Net is located at the inner side of arcuate blocking piece；
The filter cotton is fixed between screen pack and arcuate blocking piece, and the filter cotton is used to filter out the impurity in air.
The beneficial effects of the utility model：
1. the utility model sets muff and anti-skidding sealing shroud on the 3rd pipeline section so that anti-airduct cap has good
Heat insulation effect, also, muff of the present utility model is made up of heat insulation layer, insulation outer jacket, and insulation outer jacket is by aluminium lamination, setting
Aluminium lamination both sides plastic layer form so that the utility model while with preferable heat insulation effect, high temperature resistant, it is corrosion-resistant,
Friction resistant effect is more preferable；
2. the utility model on the first pipeline section, the second pipeline section by being arranged the cap body being made of stainless steel so that this reality
There is good rain and snow effect with new, the utility model sets filter cotton and screen pack on the inwall of the second pipeline section, pipe
Shape part can filter out the impurity in air, reach the purpose of purge pipe air；
3. the utility model makes to enter tube-like piece by setting contraction section, venturi and diffuser in the inner chamber of the 3rd pipeline section
Interior air has certain negative pressure, so as to reach the purpose that air flows out in accelerating chamber.
The utility model is described in further details below with reference to drawings and Examples.
Brief description of the drawings
Fig. 1 is the scheme of installation of rainproof hood through walls.
Fig. 2 is the half-section diagram of tube-like piece.
Fig. 3 is Fig. 2 A-A sectional views.
Fig. 4 is Fig. 2 B-B sectional views.
Fig. 5 is the structural representation of cap body.
Fig. 6 is the sectional view of cap body.
In figure：1. tube-like piece；11. the first pipeline section；11-1. arcuate blocking pieces；12. the second pipeline section；121. buckling groove；13. the
Three pipeline sections；13-1. diffusers；13-2. venturis；13-3. contraction sections；131. anti-skidding sealing shroud；132. muff；2. cap body；21.
Disk；211. fixing hole；22. pipe；221. bar shaped projections；23. hollow hemisphere；100. wall.
Embodiment
For the technological means and effect that the utility model is reached predetermined purpose and taken is expanded on further, below in conjunction with accompanying drawing
And embodiment describes in detail as follows to specific embodiment of the present utility model, architectural feature and its effect.
In order to solve the problems, such as that existing VMC blast cap rain and snow effect is poor, heat insulating ability is bad, the present embodiment carries
For a kind of VMC rainproof hood through walls, as shown in figure 1, the rainproof hood through walls of the present embodiment includes being used for through wall
The tube-like piece 1 of body 100, the cap body 2 being fixed on the outer wall of wall 100, wherein, one end of tube-like piece 1 passes through the air draft of wall 100
It is fixedly connected after mouthful with the cap body 2 being fixed on wall 100, cap body 2 has been mainly to prevent wind and rain from entering in tube-like piece 1, and then
The air of interior is polluted.
Specifically, reference picture 2, the tube-like piece 1 of the present embodiment include the first pipeline section 11, the second pipeline section 12 and the 3rd pipeline section
13, one end of the second pipeline section 12 is connected with the first pipeline section 11, and the other end is connected with the 3rd pipeline section 13, the first pipeline section 11, second pipe
Section 12 is set in cap body 2, and the 3rd pipeline section 13 connects after passing through wall 100 with indoor, and tube-like piece 1 is used for the sky for discharging interior
Gas；
As shown in figure 3, several arch gears for being parallel to each other and equidistantly arranging are installed with the inwall of the first pipeline section 11
Plate 11-1, arcuate blocking piece 11-1 are used to prevent the dust storm sleet in the external world from getting in；
The outer wall of 3rd pipeline section 13 is provided with muff 132, anti-skidding sealing shroud 131, and anti-skidding sealing shroud 131 is close to the second pipe
Section 12 is set, and muff 132 is set close to the inner side of wall 100, has gap between muff 132, anti-skidding sealing shroud 131.
The purpose that the present embodiment sets muff 132 and anti-skidding sealing shroud 131 on the 3rd pipeline section 13 is in order that windproof
Pipe cap has good heat insulation effect.
Wherein, be additionally provided with filter assemblies on the inwall of first pipeline section 11 of the present embodiment, filter assemblies include screen pack and
Filter cotton, screen pack are fixedly connected with the inwall of the first pipeline section 11, and screen pack is located at arcuate blocking piece 11-1 inner side；Filter cotton
It is fixed between screen pack and arcuate blocking piece 11-1, the filter cotton is used to filter out the impurity in air.The filter pulp of the present embodiment and
Screen pack enables tube-like piece 1 to filter out the impurity in air, reaches the purpose of purge pipe air.
The muff 132 of the present embodiment includes heat insulation layer and insulation outer jacket, and the outer wall of heat insulation layer and the 3rd pipeline section 13 connects
Touch, insulation outer jacket is installed on the outer wall of heat insulation layer；
Insulation outer jacket is rolled by curled protection board to be formed, and curled protection board includes aluminium lamination, is arranged on aluminium
The plastic layer of layer both sides, aluminium lamination are fixedly connected with plastic layer by tack coat.
The muff 132 of the present embodiment by heat insulation layer, insulation outer jacket form, insulation outer jacket by aluminium lamination, be arranged on aluminium
The plastic layer of layer both sides is formed so that the present embodiment is while with preferable heat insulation effect, high temperature resistant, corrosion-resistant, friction resistant
Effect is more preferable.
Reference picture 3, several arcuate blocking pieces for being parallel to each other and equidistantly arranging are installed with the inwall of the first pipeline section 11
11-1, arcuate blocking piece 11-1 are used to prevent the dust storm sleet in the external world from getting in；In the present embodiment, cap body 2 is considered as
It is the barrier of first of rain and snow, Fig. 3 arcuate blocking piece 11-1 then constitutes the barrier that second prevents sleet from entering.Twice are prevented
The design of wind and snow causes the ability that the tube-like piece 1 of the present embodiment has preferably defence sleet.
As shown in figure 5, the cap body 2 of the present embodiment includes being fixedly connected with wall 100 and the disk 21 with cavity structure,
The pipe 22 being fixedly connected with the end face of disk 21, the hollow hemisphere 23 being arranged on the end face of pipe 22, disk 21, pipe 22,
The inner chamber of hollow hemisphere 23 communicates, the air in tube-like piece 1 to be discharged.
The hollow hemisphere 23 of the present embodiment can play shielding action to the wind and rain in the external world, can effectively prevent the wind in the external world
Rain is got in.
As shown in Fig. 4, Fig. 6, the present embodiment is relative on the inwall of pipe 22 to be provided with several bar shaped projections 221, this
Shape projection 221 extends to the axis direction of pipe 22；Relative on the outer wall of tube-like piece 1 to be provided with several buckling grooves 121, bar shaped is convex
Block 221 engages with buckling groove 121, tube-like piece 1 and cap body 2 to be fixed as one.
The present embodiment only just need to can realize tube-like piece 1 and cap body by way of bar shaped projection 221 and buckling groove 121 coordinate
2 are fixedly connected, and therefore, the present embodiment has the effect of assembly and disassembly safety easy for installation.
In the present embodiment, after in order to prevent service life long, released between tube-like piece 1 and cap body 2, the present embodiment is excellent
The outer wall of cap body 2 for being selected in the contact of the second pipeline section 12 is provided with hose clamp, and the hose clamp fastens tube-like piece 1 and cap body 2；Hose clamp is by stainless
Steel material is made.
Reference picture 5, the present embodiment are provided with multiple fixing holes 211 on disk 21, and multiple fixing holes 211 are along the axis of disk 21
It is evenly arranged, fixture enters wall 100 through fixing hole 211 so that cap body 2 is fixedly connected with wall 100.
Reference picture 2, in order that the air in tube-like piece 1 has certain negative pressure, so as to accelerate room air and the external world
Circulation, in the present embodiment, the inner chamber of the 3rd pipeline section 13 include the contraction section 13-3 of back taper, straight tube structure venturi 13-2 and
The diffuser 13-1 of taper, venturi 13-2 one end connection contraction section 13-3, other end connection diffuser 13-1, the 3rd pipeline section 13
Inner chamber cause the air into tube-like piece 1 that there is certain negative pressure, outwardly discharged to accelerate room air.
The present embodiment is made by setting contraction section 13-3, venturi 13-2 and diffuser 13-1 in the inner chamber of the 3rd pipeline section 13
There is certain negative pressure into the air in tube-like piece 1, so as to reach the purpose that air flows out in accelerating chamber.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (5)
1. a kind of VMC rainproof hood through walls, including for through wall（100）Tube-like piece（1）, be fixed on wall
（100）Cap body on outer wall（2）, the tube-like piece（1）Including the first pipeline section（11）, the second pipeline section（12）With the 3rd pipeline section
（13）, second pipeline section（12）One end and the first pipeline section（11）Connection, the other end and the 3rd pipeline section（13）Connection, described the
One pipeline section（11）, the second pipeline section（12）It is set in cap body（2）It is interior, the 3rd pipeline section（13）Through wall（100）Afterwards with room
Interior connection, the tube-like piece（1）For discharging the air of interior；
First pipeline section（11）Inwall on be installed with several arcuate blocking pieces for being parallel to each other and equidistantly arranging（11-1）,
The arcuate blocking piece（11-1）For preventing the dust storm sleet in the external world from getting in；
3rd pipeline section（13）Outer wall be provided with muff（132）, anti-skidding sealing shroud（131）, the anti-skidding sealing shroud
（131）Close to the second pipeline section（12）Set, the muff（132）Close to wall（100）Inner side is set, the muff
（132）, anti-skidding sealing shroud（131）Between there is gap；It is characterized in that：
The cap body（2）Including with wall（100）It is fixedly connected and there is the disk of cavity structure（21）With disk（21）End face
The pipe being fixedly connected（22）, be arranged on pipe（22）Hollow hemisphere on end face（23）, the disk（21）, pipe
（22）, hollow hemisphere（23）Inner chamber communicate, to by tube-like piece（1）Interior air discharge；
The pipe（22）Inwall on relative be provided with several bar shaped projections（221）, the bar shaped projection（221）To pipe（22）
Axis direction extension；The tube-like piece（1）Outer wall on relative be provided with several buckling grooves（121）, the bar shaped projection
（221）With buckling groove（121）Engaging, to by tube-like piece（1）With cap body（2）It is fixed as one；
The disk（21）It is provided with multiple fixing holes（211）, multiple fixing holes（211）Along disk（21）The uniform cloth of axis
Put, fixture passes through fixing hole（211）Into wall（100）So that cap body（2）With wall（100）It is fixedly connected；
3rd pipeline section（13）Inner chamber include the contraction section of back taper（13-3）, straight tube structure venturi（13-2）And taper
Diffuser（13-1）, the venturi（13-2）One end connection contraction section（13-3）, other end connection diffuser（13-1）, institute
State the 3rd pipeline section（13）Inner chamber to enter tube-like piece（1）Air there is certain negative pressure, to accelerate room air to
External world's discharge.
2. VMC as claimed in claim 1 rainproof hood through walls, it is characterised in that：3rd pipeline section（13）It is outer
Wall, which is provided with, to be used to fix anti-skidding sealing shroud（131）Annular groove, the anti-skidding sealing shroud（131）For made of PVC material
Bellows, the inwall of the bellows contact with the bottom land of annular groove, the end face of the bellows and the side wall of annular groove it
Between be provided with adhesive layer.
3. VMC as claimed in claim 1 or 2 rainproof hood through walls, it is characterised in that：The muff（132）Bag
Include heat insulation layer and insulation outer jacket, the heat insulation layer and the 3rd pipeline section（13）Wall contacts, it is described insulation outer jacket be installed in
On the outer wall of heat insulation layer；
The insulation outer jacket is rolled by curled protection board to be formed, and the curled protection board includes aluminium lamination, set
Plastic layer in aluminium lamination both sides, the aluminium lamination are fixedly connected with the plastic layer by tack coat.
4. VMC as claimed in claim 1 rainproof hood through walls, it is characterised in that：With the second pipeline section（12）Contact
Cap body（2）Outer wall is provided with hose clamp, and the hose clamp is by tube-like piece（1）With cap body（2）Fastening；The hose clamp is by stainless steel material system
Into.
5. VMC as claimed in claim 1 rainproof hood through walls, it is characterised in that：First pipeline section（11）It is interior
Filter assemblies are additionally provided with wall, the filter assemblies include screen pack and filter cotton, the screen pack and the first pipeline section（11）'s
Inwall is fixedly connected, and the screen pack is located at arcuate blocking piece（11-1）Inner side；
The filter cotton is fixed on screen pack and arcuate blocking piece（11-1）Between, the filter cotton is used to filter out the impurity in air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720813179.1U CN206973845U (en) | 2017-07-06 | 2017-07-06 | A kind of VMC rainproof hood through walls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720813179.1U CN206973845U (en) | 2017-07-06 | 2017-07-06 | A kind of VMC rainproof hood through walls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206973845U true CN206973845U (en) | 2018-02-06 |
Family
ID=61407733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720813179.1U Active CN206973845U (en) | 2017-07-06 | 2017-07-06 | A kind of VMC rainproof hood through walls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206973845U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537888A (en) * | 2018-10-30 | 2019-03-29 | 中建新疆建工（集团）有限公司 | A kind of taper can be used in turn wall-punching equipment |
| CN109631286A (en) * | 2018-12-14 | 2019-04-16 | 中国人民解放军63921部队 | Exterior wall windproof and rain proof tuyere device |
| WO2019184508A1 (en) * | 2018-03-30 | 2019-10-03 | 珠海格力电器股份有限公司 | Outdoor adapter structure and air conditioner indoor unit having same |
-
2017
- 2017-07-06 CN CN201720813179.1U patent/CN206973845U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019184508A1 (en) * | 2018-03-30 | 2019-10-03 | 珠海格力电器股份有限公司 | Outdoor adapter structure and air conditioner indoor unit having same |
| CN109537888A (en) * | 2018-10-30 | 2019-03-29 | 中建新疆建工（集团）有限公司 | A kind of taper can be used in turn wall-punching equipment |
| CN109631286A (en) * | 2018-12-14 | 2019-04-16 | 中国人民解放军63921部队 | Exterior wall windproof and rain proof tuyere device |
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