CN208686650U - A kind of external air pipe device of FFU air inlet - Google Patents
A kind of external air pipe device of FFU air inlet Download PDFInfo
- Publication number
- CN208686650U CN208686650U CN201821303122.8U CN201821303122U CN208686650U CN 208686650 U CN208686650 U CN 208686650U CN 201821303122 U CN201821303122 U CN 201821303122U CN 208686650 U CN208686650 U CN 208686650U
- Authority
- CN
- China
- Prior art keywords
- air inlet
- fixed ring
- pipe
- blast pipe
- connecting tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Duct Arrangements (AREA)
Abstract
The utility model relates to a kind of external air pipe devices of FFU air inlet, including blast pipe, the blast pipe left end is equipped with fixed ring, and the fixed ring is structure as a whole with blast pipe, blind rivet is installed in the fixed ring, air inlet mesh enclosure is equipped on the left of the fixed ring, and the fixed ring is connect by blind rivet with air inlet mesh enclosure, the blast pipe two sides are symmetrically arranged with casing, described sleeve pipe inner cavity is connected with movable support rod, the air inlet tube cavity is equipped with connecting tube, the connection tube cavity is equipped with dust filter screen, abatvoix is equipped on the left of the dust filter screen, and the abatvoix is fixedly connected on connection inside pipe wall, the connecting tube right end is equipped with coupling tube, the transition tube cavity is equipped with protrusion, structure is simple, design is reasonable, it can be by spheronizator by fixed ring straight forming, reduce welding sequence, it simultaneously can The case where air-flow is dispersed, filter screen is avoided locally to be blocked.
Description
Technical field
The utility model relates to a kind of external air pipe devices of FFU air inlet, belong to outer air duct technical field.
Background technique
The outer air duct of traditional FFU is by welding fabrication, and blind rivet and air inlet mesh enclosure are fixed, and complex procedures are time-consuming and laborious,
Increase cost of labor, therefore, it is necessary to be further improved.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of external air pipe device of FFU air inlet, including blast pipe, the blast pipe left end are equipped with fixed ring, and described
Fixed ring is structure as a whole with blast pipe, and blind rivet is equipped in the fixed ring, is equipped with air inlet mesh enclosure on the left of the fixed ring,
And the fixed ring is connect by blind rivet with air inlet mesh enclosure, the blast pipe two sides are symmetrically arranged with casing, described sleeve pipe inner cavity
It is connected with movable support rod, the air inlet tube cavity is equipped with connecting tube, and the connection tube cavity is equipped with dust filter screen, institute
It states and is equipped with abatvoix on the left of dust filter screen, and the abatvoix is fixedly connected on connection inside pipe wall, the connecting tube right end is set
There is coupling tube, the transition tube cavity is equipped with protrusion, and fixed block, the fixed block and activity are symmetrically arranged on the outside of the coupling tube
Support rod right end is fixedly connected, and the coupling tube right end is fixedly connected with collecting pipe, and the opening of the collecting pipe, which is equipped with, to be intercepted
Net, the intercept net include cross bar and vertical bar, and the cross bar and vertical bar inner cavity are equipped with support rod, are equipped with and inhale on the outside of the support rod
Sound-absorbing layer, the sound absorbing layer outside are equipped with protective layer.
Furthermore, the collection inside pipe wall is equipped with lubricious with interception net surface.
Furthermore, the cross bar of the intercept net and the section of vertical bar are streamlined structure.
Furthermore, the air inlet tube cavity is symmetrically arranged with sliding slot, is equipped on the outside of the connecting tube matched with sliding slot
Sliding block.
Furthermore, the protrusion is staggered.
Furthermore, the blast pipe right end and connecting tube left end are equipped with sealing shroud.
The utility model is the utility model has the advantages that a kind of external air pipe device of FFU air inlet involved in the utility model, structure letter
Single, design rationally, can reduce welding sequence, while can divide air-flow by spheronizator by fixed ring straight forming
The case where dissipating, filter screen is avoided locally to be blocked can be supported connecting tube by setting casing and movable support rod, prevent
Only connecting tube run-off the straight during stretching, while the maximum length of connecting tube can also be limited, pass through setting
Dust filter screen can be filtered the air for entering blast pipe, prevent dust from entering in blast pipe, to the filtering function of device
Larger pressure can be caused, by setting protrusion, the air-flow into connecting tube can be made more to disperse, avoid in air flow collection, make ash
Dirt filter screen local stoppages, influence the service life of dust filter screen and the efficiency of filtering, by the way that abatvoix and sound absorbing layer is arranged,
Air-flow can be absorbed by the noise generated, blast pipe is avoided to issue larger noise.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
Fig. 1 is a kind of external air pipe device structure chart of FFU air inlet of the utility model.
Fig. 2 is a kind of external air pipe device blast pipe sectional view of FFU air inlet of the utility model.
Fig. 3 is a kind of external air pipe device connecting pipe structure figure of FFU air inlet of the utility model.
Fig. 4 is a kind of external air pipe device intercept net cross-sectional view of FFU air inlet of the utility model.
Figure label: 1, blast pipe；2, fixed ring；3, blind rivet；4, air inlet mesh enclosure；5, casing；6, movable support rod；7,
Connecting tube；8, dust filter screen；9, abatvoix；10, coupling tube；11, raised；12, fixed block；13, collecting pipe；14, intercept net；
15, cross bar；16, vertical bar；17, support rod；18, sound absorbing layer；19, protective layer；20, sliding slot；21, sliding block；22, sealing shroud.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
As Figure 1-Figure 4, a kind of external air pipe device of FFU air inlet, including blast pipe 1,1 left end of blast pipe are set
There is fixed ring 2, and the fixed ring 2 is structure as a whole with blast pipe 1, blind rivet 3, the fixation are installed in the fixed ring 2
Air inlet mesh enclosure 4 is equipped on the left of ring 2, and the fixed ring 2 is connect by blind rivet 3 with air inlet mesh enclosure 4,1 liang of the blast pipe
Side is symmetrically arranged with casing 5, and 5 inner cavity of described sleeve pipe is connected with movable support rod 6, can be supported, prevent to connecting tube 7
Run-off the straight during stretching of connecting tube 7, while the maximum length of connecting tube 7 can also be limited, the air inlet
1 inner cavity of pipe is equipped with connecting tube 7, and 7 inner cavity of connecting tube is equipped with dust filter screen 8, can carry out to the air for entering blast pipe 1
Filtering, prevents dust from entering in blast pipe 1, causes larger pressure to the filtering function of device, set on the left of the dust filter screen 8
There is abatvoix 9, and the abatvoix 9 is fixedly connected on 7 inner wall of connecting tube, 7 right end of connecting tube is equipped with coupling tube 10, described
10 inner cavity of coupling tube is equipped with protrusion 11, and the air-flow into connecting tube 7 can be made more to disperse, avoid in air flow collection, make dust mistake
8 local stoppages of strainer influence the service life of dust filter screen 8 and the efficiency of filtering, are symmetrically arranged on the outside of the coupling tube 10
Fixed block 12, the fixed block 12 are fixedly connected with 6 right end of movable support rod, and 10 right end of coupling tube is fixedly connected with collection
Pipe 13, the opening of the collecting pipe 13 are equipped with intercept net 14, and the intercept net 14 includes cross bar 15 and vertical bar 16, the cross bar
15 are equipped with support rod 17 with 16 inner cavity of vertical bar, are equipped with sound absorbing layer 18 on the outside of the support rod 17, can pass through generation to air-flow
Noise is absorbed, and is avoided blast pipe 1 from issuing larger noise, is equipped with protective layer 19 on the outside of the sound absorbing layer 18.
13 inner wall of collecting pipe is equipped with lubricious with 14 surface of intercept net, can reduce the resistance of air-flow, described
The cross bar 15 of intercept net 14 and the section of vertical bar 16 are streamlined structure, and 1 inner cavity of blast pipe is symmetrically arranged with sliding slot 20, institute
State on the outside of connecting tube 7 be equipped with the matched sliding block 21 of sliding slot 20, described raised 11 are staggered, 1 right end of blast pipe and company
7 left end of adapter tube is equipped with sealing shroud 22.
The left end of blast pipe 1: being fabricated to fixed ring 2 by spheronizator by utility model works principle, solid by blind rivet 3
Fixed molding, it is directly fixed with air inlet mesh enclosure 4, reduce the process of welding, according to the position of FFU air inlet, to connecting tube 7
Length is stretched, and casing 5 is supported connecting tube 7 with movable supporting pipe 6, and for air-flow by collecting pipe 13, intercept net 14 is right
Pipeline is protected, and is prevented foreign matter from entering pipeline, cross bar 15 and 16 streamlined structure of vertical bar, can be reduced gas-flow resistance, simultaneously
Noise is reduced to issue.
The above are the preferable embodiment of the utility model, the utility model those skilled in the art can also be to upper
It states embodiment to change and modify, therefore, the utility model is not limited to above-mentioned specific embodiment, all abilities
Field technique personnel made any conspicuous improvement, replacement or modification on the basis of the utility model belong to practical
Novel protection scope.
Claims (6)
1. a kind of external air pipe device of FFU air inlet, including blast pipe (1), which is characterized in that blast pipe (1) left end is set
Have fixed ring (2), and the fixed ring (2) is structure as a whole with blast pipe (1), blind rivet is installed on the fixed ring (2)
(3), air inlet mesh enclosure (4) are equipped on the left of the fixed ring (2), and the fixed ring (2) passes through blind rivet (3) and air inlet mesh enclosure
(4) it connects, blast pipe (1) two sides are symmetrically arranged with casing (5), and described sleeve pipe (5) inner cavity is connected with movable support rod
(6), blast pipe (1) inner cavity is equipped with connecting tube (7), and connecting tube (7) inner cavity is equipped with dust filter screen (8), the ash
Abatvoix (9) are equipped on the left of dirt filter screen (8), and the abatvoix (9) is fixedly connected on connecting tube (7) inner wall, the connection
It manages (7) right end and is equipped with coupling tube (10), coupling tube (10) inner cavity is equipped with raised (11), symmetrical on the outside of the coupling tube (10)
Equipped with fixed block (12), the fixed block (12) is fixedly connected with movable support rod (6) right end, and coupling tube (10) right end is solid
Surely it is connected with collecting pipe (13), the opening of the collecting pipe (13) is equipped with intercept net (14), and the intercept net (14) includes cross
Bar (15) and vertical bar (16), the cross bar (15) and vertical bar (16) inner cavity are equipped with support rod (17), on the outside of the support rod (17)
Equipped with sound absorbing layer (18), protective layer (19) are equipped on the outside of the sound absorbing layer (18).
2. a kind of external air pipe device of FFU air inlet according to claim 1, it is characterised in that: in the collecting pipe (13)
Wall is equipped with lubricious with intercept net (14) surface.
3. a kind of external air pipe device of FFU air inlet according to claim 1, it is characterised in that: the intercept net (14)
The section of cross bar (15) and vertical bar (16) is streamlined structure.
4. a kind of external air pipe device of FFU air inlet according to claim 1, it is characterised in that: blast pipe (1) inner cavity
It is symmetrically arranged with sliding slot (20), is equipped with and sliding slot (20) matched sliding block (21) on the outside of the connecting tube (7).
5. a kind of external air pipe device of FFU air inlet according to claim 1, it is characterised in that: the protrusion (11) is staggeredly
Setting.
6. a kind of external air pipe device of FFU air inlet according to claim 1, it is characterised in that: blast pipe (1) right end
Sealing shroud (22) are equipped with connecting tube (7) left end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821303122.8U CN208686650U (en) | 2018-08-14 | 2018-08-14 | A kind of external air pipe device of FFU air inlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821303122.8U CN208686650U (en) | 2018-08-14 | 2018-08-14 | A kind of external air pipe device of FFU air inlet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208686650U true CN208686650U (en) | 2019-04-02 |
Family
ID=65885098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821303122.8U Active CN208686650U (en) | 2018-08-14 | 2018-08-14 | A kind of external air pipe device of FFU air inlet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208686650U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206735A (en) * | 2019-05-09 | 2019-09-06 | 浙江东航消防泵业有限公司 | A kind of self priming pump |
-
2018
- 2018-08-14 CN CN201821303122.8U patent/CN208686650U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206735A (en) * | 2019-05-09 | 2019-09-06 | 浙江东航消防泵业有限公司 | A kind of self priming pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211599613U (en) | Flush valve, dust collector and dust collection system | |
| CN106237731A (en) | A kind of textile dust-removing equipment | |
| CN208686650U (en) | A kind of external air pipe device of FFU air inlet | |
| CN214480125U (en) | Air supply device of traction motor | |
| CN204799023U (en) | Bag -type dust -collector | |
| CN205803983U (en) | Fiber remover | |
| CN205878539U (en) | Air purifier's exhaust pipe | |
| CN205145898U (en) | Dedusting device | |
| CN212318394U (en) | Air inlet noise reduction device of ventilator | |
| CN215842081U (en) | Cyclone dust removal device | |
| CN109373434A (en) | Supply and exhaust pipe assembly and gas heating device | |
| CN109011898A (en) | The dust-proof processing unit of photovoltaic apparatus processing workshop | |
| CN212320000U (en) | Dust filtering and ventilating device for communication base station machine room | |
| CN209541102U (en) | A kind of noise-reduction type fresh air system | |
| CN208695902U (en) | A kind of textile printing and dyeing dust exhaust apparatus | |
| CN209501059U (en) | Dust filter unit | |
| CN207763022U (en) | A kind of integrated kitchen range bellows | |
| CN209423203U (en) | A kind of sack cleaner | |
| CN111577673A (en) | Air inlet noise reduction device of ventilator | |
| CN109708234A (en) | Ceiling mounting type Fresh air handling units for indoor air-changing | |
| CN112892869A (en) | Electrostatic dust removal equipment with internal circulation type self-cleaning system | |
| CN207356722U (en) | Workshop dust pelletizing system | |
| CN219378356U (en) | Secondary flue collection system is used in carborundum production | |
| CN110227307A (en) | Cabinet is used in a kind of communication | |
| CN218833946U (en) | Bag-type dust collector shunting mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |