CN206221380U - A kind of roof ventilator - Google Patents
A kind of roof ventilator Download PDFInfo
- Publication number
- CN206221380U CN206221380U CN201621245755.9U CN201621245755U CN206221380U CN 206221380 U CN206221380 U CN 206221380U CN 201621245755 U CN201621245755 U CN 201621245755U CN 206221380 U CN206221380 U CN 206221380U
- Authority
- CN
- China
- Prior art keywords
- threaded rod
- air duct
- blast cap
- threaded
- suspension ring
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of roof ventilator, including air duct, blast cap, threaded rod, suspension ring, the groove matched near one end of threaded rod with suspension ring is provided with the outer wall of blast cap, threaded rod is threaded with the first nut pushed against in blast cap inwall on one end of blast cap, and threaded rod is connected with two and pushes against respectively in the second nut of the upper and lower two side of air duct near the threaded one end of air duct.The utility model has advantages below and effect：Suspension ring on threaded rod are embedded into groove, using the position of the fixed suspension ring of groove stabilization, it is to avoid suspension ring are unnecessary to be rocked, so as to indirectly fix the threaded rod of suspension ring lower end；It is tightened on the inwall of blast cap after being connected on threaded rod using the first nut thread, one end that threaded rod is used to connect blast cap is further effectively fixed in blast cap, reaches the effect for avoiding threaded rod from offseting；It is fixed on air duct using two the second nuts near one end of air duct in threaded rod simultaneously, realizes the fastening in threaded rod on air duct.
Description
Technical field
The utility model is related to blower fan field, more particularly to a kind of roof ventilator.
Background technology
At present, Publication No. CN102400936A, the day for announcing is the Chinese patent of on April 4th, 2012《Rain-proof type roof wind
Machine》A kind of rain-proof type roof fan, including rainhat, bird prevention net, air duct, frame, base, installation foundation are disclosed, air duct goes out
The bird prevention net perpendicular to barrel is provided with mouthful, bird prevention net is fixed by threaded rod with air duct outer wall, and threaded rod is vertical with bird prevention net
Connection, bird prevention net is covered with rainhat with air duct top, and rainhat is provided with suspension ring, the supporter of air duct with the junction of threaded rod
It is frame, the bottom of frame is provided with connected base and installation foundation, and the top of air duct is welded with waterproof flange, and air duct and frame are welded
One is connected in, base side is by fixing bolt and installation foundation lateral connection.This kind of rain-proof type roof fan overcomes tradition
Roof ventilator is easily caused the present situation of roof roof leaking, extends the service life of roof ventilator, improves roof ventilator radiating, row
The operating efficiency of wind.
Be placed on rainhat on air duct first in assembling by this kind of rain-proof type roof fan, followed by suspension ring lower section
Threaded rod be fed through after rainhat is fed through air duct again rainhat and air duct are linked together using nut, but due to anti-
The wall thickness of rain cap is often relatively thin, will occur after threaded rod is fed through rainhat under certain skew can not be aligned well
Hole on square air duct.
Utility model content
The purpose of this utility model is to provide a kind of roof ventilator, with the effect for preventing threaded rod from offseting.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of roof ventilator, bag
Include air duct, the blast cap being arranged on above the air duct, set and for connecting the wind along the circumferential uniform intervals of the air duct
Multiple threaded rods of cap and the air duct, it is arranged on suspension ring of the threaded rod on described blast cap outer wall one end, the wind
The groove matched near one end of the threaded rod with the suspension ring is provided with the outer wall of cap, the threaded rod is near the wind
It is threaded with one end of cap and is pushed against in the first nut of the blast cap inwall, the threaded rod is near one end of the air duct
Two are threaded with to push against respectively in the second nut of the upper and lower two side of the air duct.
By using above-mentioned technical proposal, multiple spiral shells that this kind of roof ventilator is set using the circumferential uniform intervals along air duct
Rasp bar connects blast cap and air duct, in assembling, threaded rod is fed through into blast cap first, and the suspension ring on threaded rod are embedded into groove
It is interior, using the position of the fixed suspension ring of groove stabilization, it is to avoid suspension ring are unnecessary to be rocked, so as to indirectly fix the spiral shell of suspension ring lower end
Rasp bar；Then it is tightened on the inwall of blast cap after being connected on threaded rod using the first nut thread, further uses threaded rod
It is effectively fixed on blast cap in one end of connection blast cap, reaches the effect for avoiding threaded rod from offseting；Simultaneously in threaded rod near wind
One end of cylinder is fixed on air duct using two the second nuts, realizes the fastening on threaded rod air duct.
It is of the present utility model to be further arranged to：The suspension ring include retainer ring, positioned at the retainer ring near described
One end of threaded rod and with the locating piece of the recess.
By using above-mentioned technical proposal, suspension ring include retainer ring and locating piece, when suspension ring are near one end of threaded rod
When being embedded into groove, it is only necessary to be embedded into groove using locating piece, it is to avoid retainer ring is embedded into groove, so as to keep away
Exempt from retainer ring inner ring it is whole submerge or a part is submerged in groove, facilitate suspension hook to be fed through the inner ring of retainer ring.
It is of the present utility model to be further arranged to：The section of the groove is in circular arc, is provided with the groove and supplies institute
State the first screwed hole of threaded rod threaded connection.
By using above-mentioned technical proposal, threaded rod is threaded in the first screwed hole so that threaded rod and blast cap
Connection is even closer, while being in the groove of circular arc using section so that suspension ring have a guiding when being embedded into groove
Cambered surface, facilitate the locating piece on suspension ring to be embedded into groove.
It is of the present utility model to be further arranged to：Second for threaded rod threaded connection is provided with the locating piece
Screwed hole.
By using above-mentioned technical proposal, using the second screwed hole set on locating piece so that threaded rod can be with
Suspension ring are threaded togather, convenient when suspension ring by suspension hook when drawing damage is hung, it is only necessary to which the suspension ring of damage are back-outed
Replacing to suspension ring, while suspension ring can also utilize section to be screwed on threaded rod in the groove of circular arc.
It is of the present utility model to be further arranged to：The 3rd spiral shell for screwed pipe threaded connection is provided with the air duct
Pit, the 3rd screwed hole is circumferentially provided with intilted guiding surface near the end face of the blast cap.
By using above-mentioned technical proposal, caused between threaded rod and air duct using being threaded in using the 3rd screwed hole
Together, threaded rod is even closer with the connection of air duct, while when threaded rod will be fed through three screwed holes, using the 3rd screw thread
The circumferentially disposed guiding surface on blast cap end face in hole plays guide effect, facilitates threaded rod to be more quickly directed at the 3rd spiral shell
Pit.
It is of the present utility model to be further arranged to：It is fixedly connected on the threaded rod between the blast cap and the air duct
There is the 3rd nut for rotating the threaded rod.
By using above-mentioned technical proposal, using the 3rd nut being fixedly connected on threaded rod, when needing to rotate screw thread
During bar, operating personnel only need to hand-held spanner and turn the 3rd nut, and operation more facilitates.
In sum, the utility model has the advantages that：Suspension ring on threaded rod are embedded into groove, using recessed
The position of the fixed suspension ring of groove stabilization, it is to avoid suspension ring are unnecessary to be rocked, so as to indirectly fix the threaded rod of suspension ring lower end；Then
It is tightened on the inwall of blast cap after being connected on threaded rod using the first nut thread, is further used to threaded rod connect blast cap
One end be effectively fixed on blast cap, reach avoid threaded rod offset effect；It is simultaneously sharp near one end of air duct in threaded rod
It is fixed on air duct with two the second nuts, realizes the fastening in threaded rod on air duct；It is embedded into groove using locating piece
Retainer ring is avoided to be embedded into groove, the inner ring of retainer ring is whole to submerge or a part is submerged in groove so as to avoid, with
Just suspension hook is fed through the inner ring of retainer ring.
Brief description of the drawings
Fig. 1 is the utility model roof ventilator structural representation；
Fig. 2 is the utility model roof ventilator structure sectional view；
Fig. 3 is the enlarged drawing in A portions in Fig. 2；
Fig. 4 is the enlarged drawing in B portions in Fig. 2.
In figure：1st, air duct；11st, the 3rd screwed hole；111st, guiding surface；2nd, blast cap；21st, groove；211st, the first screwed hole；
3rd, threaded rod；31st, the first nut；32nd, the second nut；33rd, the 3rd nut；4th, suspension ring；41st, retainer ring；42nd, locating piece；421、
Second screwed hole.
Specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
A kind of roof ventilator, reference picture 1, this kind of roof ventilator is divided into blast cap 2 and air duct 1, blast cap 2 and the profit of air duct 1 up and down
It is threaded togather with multiple threaded rods 3, multiple threaded rods 3 are distributed along the circumferential uniform intervals of air duct 1, are installed in air duct 1
There is motor, impeller is installed on motor, using the rotation of impeller to taking a breath within doors.
Reference picture 2, Fig. 3, Fig. 4, offers multiple along the circumferential uniform intervals redistribution grooves 21 of blast cap 2 on the outer wall of blast cap 2,
The section of groove 21 is in circular arc, while offering the first screwed hole 211 at the center of groove 21；Multiple is offered on air duct 1
Along the 3rd screwed hole 11 that the circumferential uniform intervals of air duct 1 are distributed, the 3rd screwed hole 11 circumferentially opens up oriented near the end face of blast cap 2
The guiding surface 111 of the inner inclination of the 3rd screwed hole 11.
Reference picture 1, Fig. 2, Fig. 3, the threaded one end of threaded rod 3 is connected in the first screwed hole 211, and the first spiral shell of threaded connection
One end of pit 211 protrudes from the outer wall of blast cap 2, and the other end of threaded rod 3 is threaded in the 3rd screwed hole 11, and screw thread connects
The one end for being connected on the 3rd threaded rod 3 protrudes from the outer wall of air duct 1；The threaded one end that threaded rod 3 protrudes from the outer wall of blast cap 2 is connected with and hangs
Ring 4, is threaded with end face and pushes against in the first nut 31 on the inwall of blast cap 2 on threaded rod 3, threaded rod 3 is near air duct 1
Threaded one end is connected with two and pushes against respectively in the second nut 32 of air duct two side about 1, between blast cap 2 and air duct 1
The 3rd nut 33 is welded with threaded rod 3.
Suspension ring 4 include retainer ring 41 and the locating piece 42 positioned at retainer ring 41 on the one end of threaded rod 3, retainer ring 41
It is wholely set with locating piece 42, locating piece 42 matches with groove 21, section is also in circular arc, is offered in locating piece 42 and supplies screw thread
Second screwed hole 421 of the threaded connection of bar 3.
Assembling principle：Reference picture 2, Fig. 3, Fig. 4, first operating personnel turn the 3rd nut 33 using spanner, by threaded rod 3
One end be screwed into the first screwed hole 211, the other end is screwed into the 3rd screwed hole 11, then turns the first nut 31,
One nut 31 is pushed against on the inwall of blast cap 2, turns two the second nuts 32 so that two the second nuts 32 are pushed against wind respectively
On about 1 two side of cylinder, finally suspension ring 4 are screwed on threaded rod 3, until the locating piece 42 on suspension ring 4 is embedded into groove 21
It is interior.
Specific embodiment is only that, to explanation of the present utility model, it is not to limitation of the present utility model, this area
Technical staff can make the modification without creative contribution to the present embodiment as needed after this specification is read, but only
All to be protected by Patent Law in right of the present utility model.
Claims (6)
1. a kind of roof ventilator, including air duct（1）, be arranged on the air duct（1）The blast cap of top（2）, along the air duct（1）'s
Circumferential uniform intervals are set and for connecting the blast cap（2）With the air duct（1）Multiple threaded rods（3）, be arranged on it is described
Threaded rod（3）Positioned at the blast cap（2）Suspension ring on outer wall one end（4）, it is characterised in that：The blast cap（2）Outer wall on set
It is equipped with and the suspension ring（4）Near the threaded rod（3）One end match groove（21）, the threaded rod（3）Near described
Blast cap（2）One end on be threaded with and push against in the blast cap（2）First nut of inwall（31）, the threaded rod（3）Lean on
The nearly air duct（1）Threaded one end be connected with two and push against respectively in the air duct（1）Second nut of upper and lower two side
（32）.
2. a kind of roof ventilator according to claim 1, it is characterised in that：The suspension ring（4）Include retainer ring（41）、
Positioned at the retainer ring（41）Near the threaded rod（3）One end and with the groove（21）The locating piece of matching（42）.
3. a kind of roof ventilator according to claim 2, it is characterised in that：The groove（21）Section be in circular arc,
The groove（21）Inside it is provided with for the threaded rod（3）First screwed hole of threaded connection（211）.
4. a kind of roof ventilator according to claim 3, it is characterised in that：The locating piece（42）On be provided with for described
Threaded rod（3）Second screwed hole of threaded connection（421）.
5. a kind of roof ventilator according to claim 4, it is characterised in that：The air duct（1）On be provided with for the spiral shell
3rd screwed hole of line pipe screw thread connection（11）, the 3rd screwed hole（11）Near the blast cap（2）End face it is circumferentially disposed
There is intilted guiding surface（111）.
6. a kind of roof ventilator according to claim 5, it is characterised in that：The blast cap（2）With the air duct（1）Between
The threaded rod（3）On be fixedly connected with for rotating the threaded rod（3）The 3rd nut（33）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621245755.9U CN206221380U (en) | 2016-11-17 | 2016-11-17 | A kind of roof ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621245755.9U CN206221380U (en) | 2016-11-17 | 2016-11-17 | A kind of roof ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206221380U true CN206221380U (en) | 2017-06-06 |
Family
ID=58790399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621245755.9U Expired - Fee Related CN206221380U (en) | 2016-11-17 | 2016-11-17 | A kind of roof ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206221380U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377459A (en) * | 2020-11-16 | 2021-02-19 | 江苏双菊风机有限公司 | Roof fan |
-
2016
- 2016-11-17 CN CN201621245755.9U patent/CN206221380U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377459A (en) * | 2020-11-16 | 2021-02-19 | 江苏双菊风机有限公司 | Roof fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170606 Termination date: 20211117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |