CN205278403U - Novel pipeline fire prevention valve - Google Patents
Novel pipeline fire prevention valve Download PDFInfo
- Publication number
- CN205278403U CN205278403U CN201620069772.5U CN201620069772U CN205278403U CN 205278403 U CN205278403 U CN 205278403U CN 201620069772 U CN201620069772 U CN 201620069772U CN 205278403 U CN205278403 U CN 205278403U
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- CN
- China
- Prior art keywords
- valve
- fire prevention
- novel pipeline
- plectane
- valve body
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- Expired - Fee Related
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Abstract
The utility model provides a novel pipeline fire prevention valve, including tubular valve body, circular valve block, locking mechanism, temperature fuse, center pin, firstly articulate, the second articulates, lead frame, reel, connecting axle, lead wire, separation blade and two and half garter springs. A fire prevention of novel pipeline, sets up reel, lead wire, can work as the back -fire relief valve and trigger the back, and rotatory reel drives the valve block through the lead wire and recovers initial condition, the convenient temperature fuse who more renews. The utility model has the advantages of simple structure, convenient operation, repeatedly usable, the beneficial effect that the maintenance cost that resets is low.
Description
Technical field
The utility model relates to fire-protection device field, particularly relates to a kind of Novel pipeline fire prevention valve.
Background technology
In order to reduce building pipeline fire harm, generally can fire prevention valve be set in pipeline. Existing fire prevention valve is generally divided into mechanical type fire prevention valve and automatically controlled fire prevention valve. Conventional mechanical type fire prevention valve is mainly dead-weight fire prevention valve, it is applied on the airduct of fire protection requirement and ventilation and air conditioning system, during presence of fire, gas flow temperature reaches 70 DEG C, meltable ring fuses, valve is automatically closed under elasticity potential energy or self-gravity action, the passage that the cut-out intensity of a fire and flue gas spread along airduct. And automatically controlled fire prevention valve generally comprises signal gathering unit, control unit and topworks, the environmental parameter signals such as signal gathering unit collection site temperature, flue gas concentration, and by signal transmission to control unit, control unit carries out signal parameter judgement, when reaching set action value, control topworks triggers. Automatically controlled fire prevention valve has higher modification scope, and range of application is more and more wider. But automatically controlled fire prevention valve is owing to adopting automatically controlled unit, so having unavoidable use safety hidden danger. Mechanical type fire prevention valve, owing to adopting full mechanical, therefore has the advantage compared to automatically controlled fire prevention valve greater security energy. But existing mechanical type fire prevention valve does not have automatic return function, when reaching triggering condition, valve triggers closes; When the intensity of a fire controlled, after flue gas dissipates, it is necessary to manually undertaken removing, resetting by whole fire prevention valve, install again after valve reset, substantially increase the prevent fires installation of valve, maintenance cost.
Summary of the invention
The utility model to be solved above technical problem, it is provided that a kind of Novel pipeline fire prevention valve, it has installation, the simple useful effect of maintenance procedures.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of Novel pipeline fire prevention valve, comprise tubular type valve body, circular valve block, closing organ, thermal fuse, central shaft, the first hitching frame, the 2nd hitching frame, lead frame, coiling wheel, coupling shaft, lead-in wire, gear sheet and two and half garter springs
Described central shaft is positioned at described valve body, described valve block and described central shaft are hinged, described valve block is divided into left plectane and right plectane by described central shaft along its diameter, described gear sheet is connected with described valve interior wall, described gear sheet is positioned at directly over described central shaft, and described valve body is also provided with opening, and described coupling shaft crosses described opening, described coiling wheel is connected with described coupling shaft
Described right plectane arranges described first hitching frame along described valve body length direction, described valve interior wall arranges described 2nd hitching frame along described valve body length direction, described 2nd hitching frame is positioned at below described right plectane, one end and the described first hitching frame button of described thermal fuse connect, the other end and the described 2nd hitching frame button of described thermal fuse connect, described thermal fuse can slide along described first hitching frame and described 2nd hitching frame, described valve block is formed and forces to fix by described thermal fuse, described left plectane is connected with described valve interior wall by described closing organ, described valve interior wall is also provided with described lead frame, described lead frame is positioned at below described left plectane, described lead frame is provided with pulley, one end of described lead-in wire is connected with described coiling wheel, the other end of described lead-in wire is walked around described pulley along described lead frame and is connected with described left plectane, one end of described half garter spring is provided with boss, two described half garter spring ring sets are at described valve outer wall, and link into an integrated entity by garter spring bolt, two described boss are connected to form cavity structure.
The end face of described half garter spring is provided with gasket seal.
Described closing organ is spring.
Described thermal fuse is fuse link.
Described valve block edge is provided with fire proof sealing strip.
Described valve interior wall is provided with hook, and described hook is positioned at above described right plectane, and one end of described spring is connected with described left plectane, and the other end of described spring is connected with described hook.
Described valve body end face is provided with the flange with flanging.
The advantage that the utility model has and positively effect be: a kind of Novel pipeline fire prevention, arranges coiling wheel, lead-in wire, can work as after fire insulation valve triggers, and spinning-reel, by lead-in wire band moving valve plate recovery original state, is convenient for changing new thermal fuse. The utility model has the useful effect that structure is simple, easy to operate, reusable, reset maintenance cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Novel pipeline fire prevention valve;
Fig. 2 is structural representation after a kind of Novel pipeline fire prevention valve triggers.
In figure:
1, valve body 2, closing organ 3, thermal fuse
4, central shaft 5, first hitching frame 6, the 2nd hitching frame
7, lead frame 8, coiling wheel 9, coupling shaft
10, go between 11, gear sheet 12, half garter spring
13, left plectane 14, right plectane 15, opening
16, pulley 17, boss 18, hook
19, flange
Embodiment
Below in conjunction with accompanying drawing, specific embodiment of the utility model is elaborated.
As shown in Figure 1-2, a kind of Novel pipeline fire prevention valve, comprise tubular type valve body 1, circular valve block, closing organ 2, thermal fuse 3, central shaft 4, first hitching frame 5, the 2nd hitching frame 6, lead frame 7, coiling wheel 8, coupling shaft 9, lead-in wire 10, gear sheet 11 and two and half garter springs 12
Described central shaft 4 is positioned at described valve body 1, described valve block and described central shaft 4 are hinged, described valve block is divided into left plectane 13 and right plectane 14 by described central shaft 4 along its diameter, described gear sheet 11 is connected with described valve body 1 inwall, described gear sheet 11 is positioned at directly over described central shaft 4, and described valve body 1 is also provided with opening 15, and described coupling shaft 9 crosses described opening 15, described coiling wheel 8 is connected with described coupling shaft 9
Described right plectane 14 arranges described first hitching frame 5 along described valve body 1 length direction, described valve body 1 inwall arranges described 2nd hitching frame 6 along described valve body 1 length direction, described 2nd hitching frame 6 is positioned at below described right plectane 14, one end and described first hitching frame 5 button of described thermal fuse 3 connect, the other end and described 2nd hitching frame 6 button of described thermal fuse 3 connect, described thermal fuse 3 can slide along described first hitching frame 5 and described 2nd hitching frame 6, described valve block is formed and forces to fix by described thermal fuse 3, described left plectane 13 is connected with described valve body 1 inwall by described closing organ 2, described valve body 1 inwall is also provided with described lead frame 7, described lead frame 7 is positioned at below described left plectane 13, described lead frame 7 is provided with pulley 16, one end of described lead-in wire 10 is taken turns 8 with described coiling and is connected, the other end of described lead-in wire 10 is walked around described pulley 16 along described lead frame 7 and is connected with described left plectane 13, one end of described half garter spring 12 is provided with boss 17, two described half garter spring 12 ring sets are at described valve body 1 outer wall, and link into an integrated entity by garter spring bolt, two described boss 17 are connected to form cavity structure.
The end face of described half garter spring 12 is provided with gasket seal.
Described closing organ 2 is spring.
Described thermal fuse 3 is fuse link.
Described valve block edge is provided with fire proof sealing strip.
Described valve body 1 inwall is provided with hook 18, and described hook 18 is positioned at above described right plectane 14, and one end of described spring is connected with described left plectane 13, and the other end of described spring is connected with described hook 18.
Described valve body 1 end face is provided with the flange 19 with flanging.
A kind of Novel pipeline fire prevention valve, valve block is formed and forces to fix by thermal fuse 3, when the flue dust temperature in valve body 1 reaches fusing-off temperature, thermal fuse 3 fuses, and valve block loses to be forced to fix, closing organ 2 band moving valve plate turns clockwise, being stopped until valve block keeps off sheet 11, now valve block is almost in vertical state, and circular valve block and tubular type valve body 1 shape cooperatively interact, flue gas and flame, to forming barrier layer in valve body 1, are blocked in side by valve block. Circular valve block edge end face is provided with fire proof sealing strip, it is to increase fire prevention, Smoke prevention effect. After the intensity of a fire is decorporated, by opening two and half garter springs 12, spinning-reel 8, driving lead-in wire 10 to move, the left plectane 13 of the 10 band moving valve plates that go between is rotated counterclockwise, and now closing organ 2 is in stretched state. When valve block is in horizontality, by opening 15, thermal fuse 3 is inserted between the first hitching frame 5 and the 2nd hitching frame 6, valve block is played pressure fixed action by thermal fuse 3, make the horizontal original state of valve block maintenance, unclamping coiling wheel 8 in time, valve block also can keep horizontality under the pressure effect of thermal fuse 3. Take turns 8 by coiling, go between 10, fire insulation valve can be realized reset function. The pulley 16 of 8 one end is taken turns in coiling, serves the effect changing lead-in wire 8 action directions and reducing frictional force. One end of half garter spring 12 is provided with boss 17, and two and half garter springs 12 merge noose when valve body 1 outer wall, and two boss 17 form cavity structure, and this cavity structure just forms the activity space of coiling wheel 8. The end face of half garter spring 12 is provided with gasket seal, adds the sealing effect of half garter spring 12. Valve body 1 end face is provided with the flange 19 with flanging, is conveniently connected with smoke discharging pipe.
Above embodiment of the present utility model is described in detail, but described content is only better embodiment of the present utility model, the practical range for limiting the present invention can not be considered to. All equalizations done according to the utility model scope change and improvement etc., all should still belong within this patent covering scope.
Claims (7)
1. a Novel pipeline fire prevention valve, it is characterised in that: comprise tubular type valve body, circular valve block, closing organ, thermal fuse, central shaft, the first hitching frame, the 2nd hitching frame, lead frame, coiling wheel, coupling shaft, lead-in wire, gear sheet and two and half garter springs,
Described central shaft is positioned at described valve body, described valve block and described central shaft are hinged, described valve block is divided into left plectane and right plectane by described central shaft along its diameter, described gear sheet is connected with described valve interior wall, described gear sheet is positioned at directly over described central shaft, and described valve body is also provided with opening, and described coupling shaft crosses described opening, described coiling wheel is connected with described coupling shaft
Described right plectane arranges described first hitching frame along described valve body length direction, described valve interior wall arranges described 2nd hitching frame along described valve body length direction, described 2nd hitching frame is positioned at below described right plectane, one end and the described first hitching frame button of described thermal fuse connect, the other end and the described 2nd hitching frame button of described thermal fuse connect, described thermal fuse can slide along described first hitching frame and described 2nd hitching frame, described valve block is formed and forces to fix by described thermal fuse, described left plectane is connected with described valve interior wall by described closing organ, described valve interior wall is also provided with described lead frame, described lead frame is positioned at below described left plectane, described lead frame is provided with pulley, one end of described lead-in wire is connected with described coiling wheel, the other end of described lead-in wire is walked around described pulley along described lead frame and is connected with described left plectane, one end of described half garter spring is provided with boss, two described half garter spring ring sets are at described valve outer wall, and link into an integrated entity by garter spring bolt, two described boss are connected to form cavity structure.
2. a kind of Novel pipeline fire prevention valve according to claim 1, it is characterised in that: the end face of described half garter spring is provided with gasket seal.
3. a kind of Novel pipeline fire prevention valve according to claim 1, it is characterised in that: described closing organ is spring.
4. a kind of Novel pipeline fire prevention valve according to claim 1, it is characterised in that: described thermal fuse is fuse link.
5. a kind of Novel pipeline fire prevention valve according to claim 1, it is characterised in that: described valve block edge is provided with fire proof sealing strip.
6. a kind of Novel pipeline fire prevention valve according to claim 3, it is characterized in that: described valve interior wall is provided with hook, described hook is positioned at above described right plectane, and one end of described spring is connected with described left plectane, and the other end of described spring is connected with described hook.
7. a kind of Novel pipeline fire prevention valve according to claim 1, it is characterised in that: described valve body end face is provided with the flange with flanging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620069772.5U CN205278403U (en) | 2016-01-25 | 2016-01-25 | Novel pipeline fire prevention valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620069772.5U CN205278403U (en) | 2016-01-25 | 2016-01-25 | Novel pipeline fire prevention valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205278403U true CN205278403U (en) | 2016-06-01 |
Family
ID=56062981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620069772.5U Expired - Fee Related CN205278403U (en) | 2016-01-25 | 2016-01-25 | Novel pipeline fire prevention valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205278403U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107642626A (en) * | 2016-07-22 | 2018-01-30 | 宝钢特钢有限公司 | A kind of device and its application method for preventing pipe backfire phenomenon |
| CN114033891A (en) * | 2021-11-16 | 2022-02-11 | 浙江黄氏建设工程有限公司 | Building monitoring device that discharges fume based on thing networking |
-
2016
- 2016-01-25 CN CN201620069772.5U patent/CN205278403U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107642626A (en) * | 2016-07-22 | 2018-01-30 | 宝钢特钢有限公司 | A kind of device and its application method for preventing pipe backfire phenomenon |
| CN107642626B (en) * | 2016-07-22 | 2019-02-26 | 宝钢特钢有限公司 | A kind of device preventing pipe backfire phenomenon and its application method |
| CN114033891A (en) * | 2021-11-16 | 2022-02-11 | 浙江黄氏建设工程有限公司 | Building monitoring device that discharges fume based on thing networking |
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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: 20160601 Termination date: 20170125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |