CN204403458U - For the check valve of flue - Google Patents
For the check valve of flue Download PDFInfo
- Publication number
- CN204403458U CN204403458U CN201420822881.0U CN201420822881U CN204403458U CN 204403458 U CN204403458 U CN 204403458U CN 201420822881 U CN201420822881 U CN 201420822881U CN 204403458 U CN204403458 U CN 204403458U
- Authority
- CN
- China
- Prior art keywords
- pipe end
- air door
- chimb
- valve body
- little pipe
- 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
Links
Landscapes
- Check Valves (AREA)
- Air-Flow Control Members (AREA)
Abstract
The utility model discloses a kind of check valve for flue, comprise valve body, described valve body comprises the inner little pipe end forming cavity, annular mounting plate is formed in the outer wall side of described little pipe end, the large pipe end described annular mounting plate being formed corresponding groove and oppositely extends with described little pipe end, by the port of little pipe end the inner forms T-shaped card article in described large pipe end, gap is formed to install ventilation duct between described card article and described large pipe end inwall, described cavity inwall is formed the chimb of the annular that is inclined to set, described chimb is provided with air door, the both sides of described air door are connected by revolute pair with valve body, this revolute pair is arranged on air door (or siphunculus) diameter with the position of upper part, utilize centripetal moment to realize air door to rotate, under described air door one small end is buckled in above chimb, another large end is buckled in chimb, the utility model can solve deficiency of the prior art, and smoke evacuation is convenient, prevents oil smoke from running helter-skelter, and can reduce manufacture cost, simplified structure simultaneously.
Description
Technical field
The utility model relates to a kind of check valve for flue.
Background technique
At present, along with the raising of living standards of the people, range hood is extensive use, and people more and more pay attention to the air quality of domestic environment and indoor.But the family kitchen common flue caused due to a variety of causes falls taste, taint of odour phenomenon still very generally, fails effectively to be solved, has had a strong impact on the quality of life of resident always.Mounted smoke-backflow-proof device in the residential building of new payment, some complex structures are impracticable, and what have is poorly sealed, and effect is poor.The illusory function had, few of practical use; Deficiency on smoke-backflow-proof apparatus design all directly affects the air quality of household!
With regard to this China Patent No. ZL201220242510.6, disclose a kind of check valve for flue.Described check valve for flue comprises base, check valve, reducing and magnet, and one end of wherein said check valve is connected with base, and the other end is connected with reducing; Described check valve is cylindrical, is combined form by valve body and air door; Check valve inner chamber is equipped with a complete board type metal air door, and this air door is fixed in valve body by a positioning shaft, and air door does around positioning shaft and opens and closes motion, and described magnet is fixed on check valve internal chamber wall, and absorption air door becomes closed condition; Described base is made up of square plate and cylinder, the hollow shell-like communicated in front and back; The hollow shell-like that described reducing also communicates in front and back.But this structure also exists corresponding deficiency, complex structure, to be formed, overall weight weight by three sections fit, consume material is many, and the many manufacture costs of component are high, and cooking-fume discharging poor effect, is unfavorable for long-run development simultaneously.
Model utility content
The purpose of this utility model is to provide a kind of check valve for flue, can solve deficiency of the prior art, and smoke evacuation is convenient, prevents oil smoke from running helter-skelter, and can reduce manufacture cost, simplified structure simultaneously.
To achieve these goals, the technical solution of the utility model is as follows:
For the check valve of flue, it is characterized in that: comprise valve body, described valve body comprises the inner little pipe end forming cavity, annular mounting plate is formed in the outer wall side of described little pipe end, the large pipe end described annular mounting plate being formed corresponding groove and oppositely extends with described little pipe end, by the port of little pipe end the inner forms T-shaped card article in described large pipe end, gap is formed to install ventilation duct between described card article and described large pipe end inwall, described cavity inwall is formed the chimb of the annular that is inclined to set, described chimb is provided with air door, the both sides of described air door are connected by revolute pair with valve body, this revolute pair is arranged on air door (or siphunculus) diameter with the position of upper part, utilize centripetal moment to realize air door to rotate, described air door one small end is buckled in above chimb, another large end is buckled in below chimb, and the large end of described air door is provided with magnet, and described chimb is provided with the iron plate arranged that to match with magnet.
Do further preferably the utility model, described annular nib is downward-sloping 10-45 degree.
Compared with prior art, the beneficial effects of the utility model:
The utility model comprises integrated valve body, described valve body comprises the inner little pipe end forming cavity, annular mounting plate is formed in the outer wall side of described little pipe end, the large pipe end described annular mounting plate being formed corresponding groove and oppositely extends with described little pipe end, by the port of little pipe end the inner forms T-shaped card article in described large pipe end, gap is formed to install ventilation duct between described card article and described large pipe end inwall, in order to prevent return air oil smoke, play good oil return cigarette effect, described cavity inwall is formed the chimb of the annular that is inclined to set, described chimb is provided with air door, the both sides of described air door are connected by revolute pair with valve body, this revolute pair is arranged on air door (or siphunculus) diameter with the position of upper part, utilize centripetal moment to realize air door to rotate, such vibrational power flow, as long as very little cooking-fume discharging wind-force can open air door, resistance is little, can discharge oil smoke rapidly, and market exists some check valve for flue to open air door hard, needs certain smoke evacuation wind-force just can open, so cooking-fume discharging compares effort.
The utility model is buckled in above chimb at described air door one small end, another large end is buckled in below chimb, the large end of described air door is provided with magnet, described chimb is provided with the iron plate arranged that to match with magnet, by the setting of iron plate and magnet, air door can be prevented disorderly dynamic, air door can not be there is in their cooking-fume discharging process rock and have oil smoke to run helter-skelter, go to indoor.
The utility model adopts integrated valve body in addition, and add and independently arrange rotating air door, overall structure simplifies greatly, and low in cost manufacture, technique also simplifies, and also facilitates even if client oneself installs, also easy in maintenance.
As from the foregoing, the utility model can solve deficiency of the prior art, and smoke evacuation is convenient, prevents oil smoke from running helter-skelter, and can reduce manufacture cost, simplified structure simultaneously.
In order to explain the technical solution of the utility model further, below by specific embodiment, the utility model is elaborated.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in Figure 1, the utility model relates to a kind of check valve for flue, it is characterized in that: comprise valve body 1, described valve body 1 comprises the inner little pipe end 3 forming cavity 2, annular mounting plate 4 is formed in the outer wall side of described little pipe end 2, the large pipe end 6 described annular mounting plate 4 being formed corresponding groove and oppositely extends with described little pipe end 3, by the port of little pipe end 3 the inner forms T-shaped card article 7 in described large pipe end 6, gap 5 is formed to install ventilation duct between described card article 7 and described large pipe end 6 inwall, described cavity 2 inwall is formed the chimb 8 of the annular that is inclined to set, described chimb 8 is provided with air door 9, the both sides of described air door 9 are connected by revolute pair 10 with valve body 1, this revolute pair 10 is arranged on air door 9(or siphunculus) diameter is with the position of upper part, utilize centripetal moment to realize air door 9 to rotate, described air door 9 one small end is buckled in above chimb 8, another large end is buckled in below chimb 8, the large end of described air door 9 is provided with magnet 11, described chimb 8 is provided with the iron plate 12 arranged that to match with magnet 11, and the chimb 8 of described annular is in downward-sloping 10-45 degree.
The utility model is when as installed, large pipe end 6 is connected with cooking fume exhaust pipe, little pipe end 3 and being connected with flue, as long as air door 9 just can back down by wind-force more a little when kitchen ventilator is in smoke evacuation, the magnetic of magnet 11 can not be too strong, as long as there is some magnetic just passable, such wind-force is little also can push air door 9 open, can discharge fume rapidly.When there being other resident families at cooking-fume discharging in flue, air door 9 inwardly can be pushed away, and the setting of magnet 11, air door 9 can not be opened because the oil smoke of flue inside is run helter-skelter back and forth, in addition, add that described air door 9 one small end is buckled in above chimb 8, another large end is buckled in below chimb 8, air door 9 is just more difficult to be opened, oil smoke would not run into resident family inside, affects in normal use.
The foregoing is only an embodiment of the present utility model, not to the restriction of this case design, all equivalent variations done according to the design key of this case, all fall into the protection domain of this case.
Claims (2)
1. for the check valve of flue, it is characterized in that: comprise valve body, described valve body comprises the inner little pipe end forming cavity, annular mounting plate is formed in the outer wall side of described little pipe end, the large pipe end described annular mounting plate being formed corresponding groove and oppositely extends with described little pipe end, by the port of little pipe end the inner forms T-shaped card article in described large pipe end, gap is formed to install ventilation duct between described card article and described large pipe end inwall, described cavity inwall is formed the chimb of the annular that is inclined to set, described chimb is provided with air door, the both sides of described air door are connected by revolute pair with valve body, this revolute pair is arranged on air door or siphunculus diameter with the position of upper part, utilize centripetal moment to realize air door to rotate, described air door one small end is buckled in above chimb, another large end is buckled in below chimb, and the large end of described air door is provided with magnet, and described chimb is provided with the iron plate arranged that to match with magnet.
2. according to claim 1 for the check valve of flue, it is characterized in that: described annular nib is downward-sloping 10-45 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420822881.0U CN204403458U (en) | 2014-12-23 | 2014-12-23 | For the check valve of flue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420822881.0U CN204403458U (en) | 2014-12-23 | 2014-12-23 | For the check valve of flue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204403458U true CN204403458U (en) | 2015-06-17 |
Family
ID=53427318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420822881.0U Expired - Fee Related CN204403458U (en) | 2014-12-23 | 2014-12-23 | For the check valve of flue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204403458U (en) |
-
2014
- 2014-12-23 CN CN201420822881.0U patent/CN204403458U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201954632U (en) | Automatic open-close air inlet damper of integrated stove | |
| CN204403458U (en) | For the check valve of flue | |
| CN109163366A (en) | Fill smoke exhaust | |
| CN203131918U (en) | Novel kitchen smoke extraction device for high-rise building | |
| CN201680472U (en) | Near-suction type range hood with exhaust fume collecting hood with easy disassembly and assembly | |
| CN203797726U (en) | Air door adjusting device for integrated stove | |
| CN203501172U (en) | Bottom cup assembly of upper air inlet burner and gas stove with bottom cup assembly | |
| CN102913973B (en) | Range hood outlet housing capable of assisting in quickly opening valve plates | |
| CN201866816U (en) | Integrated kitchen range integrated with gas water heater | |
| CN205690471U (en) | A kind of automatic panel-turnover structure of smoking expanded metals plate | |
| CN202209701U (en) | Gas cooker | |
| CN201967622U (en) | Drying oven | |
| CN203215734U (en) | Energy-saving heated kang wall | |
| CN202359797U (en) | Thermal pressure jet-induced exhaust duct | |
| CN205939250U (en) | Portable heating installation kitchen | |
| CN201569040U (en) | Stove cavity fire-proof structure of deep well ring absorbing type furnace | |
| CN204950777U (en) | Inhale stink closestool | |
| CN202915471U (en) | Air conditioner with perfuming function | |
| CN203940470U (en) | A kind of coal furnace | |
| CN203463732U (en) | Combined check valve capable of preventing smoke back flow | |
| CN203147781U (en) | Low-noise gas boiler | |
| CN203385025U (en) | Stove synergism device | |
| CN202647936U (en) | Range hood | |
| CN203132039U (en) | Novel wall-type ventilator | |
| CN204202112U (en) | The air inlet duct in kitchen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20151223 |
|
| EXPY | Termination of patent right or utility model |