CN205226522U - Fireproof valve - Google Patents
Fireproof valve Download PDFInfo
- Publication number
- CN205226522U CN205226522U CN201521120355.0U CN201521120355U CN205226522U CN 205226522 U CN205226522 U CN 205226522U CN 201521120355 U CN201521120355 U CN 201521120355U CN 205226522 U CN205226522 U CN 205226522U
- Authority
- CN
- China
- Prior art keywords
- blade
- valve
- fire
- valve body
- connecting rod
- 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
- Safety Valves (AREA)
Abstract
The utility model relates to a fire equipment technical field especially relates to a fireproof valve. The utility model discloses a fireproof valve, including the valve body, the valve body is inside to be provided with the window, still includes the valve member, and the valve member includes first blade and second blade including fire prevention blade, blade axle, main pivot, connecting rod and temperature fuse, fire prevention blade, and a blade retention is in the blade axle and arrange in the window that main pivot keeps the linkage through connecting rod and blade axle, and the connecting rod sets up in the outside of valve body, the 2nd blade retention just arranges in the window in main pivot, temperature fuse keeps the valve member in the open mode. The utility model discloses a fireproof valve avoids smog or flame to burn out the connecting rod and leads to the fact the connecting rod to lose efficacy, and avoids connecting rod and main pivot and blade axle coupling point to be clogged by the smog dust, and the intensity of fire prevention blade is high, and the blade of effectively avoiding preventing fires is out of shape when being assaulted by heat wave.
Description
Technical field
The utility model relates to fire protection equipment technical field, particularly relates to a kind of fire-closing valve.
Background technique
Fire-protection valve is installed on the pipeline of ventilation, the sending of air-conditioning system, return air or mechanical smoke extraction system.At ordinary times in opening state, close when gas in pipelines temperature reaches uniform temperature during fire, can meet within a certain period of time and leak smoke which and fire integrity demands, play the effect every cigarette back-fire relief.Current fire-proof valve structure intensity difference, during breaking out of fire, scene of a fire high temperature can make into plane metal blade and produce distortion, occurs comparatively wide arc gap, therefore effectively can not stop spreading of flame and high temperature, can cause larger disaster.
Therefore be necessary to provide a kind of structural stability, the fire-closing valve that flameproof effect is good.
Model utility content
The purpose of this utility model is to provide a kind of fire-closing valve for the deficiencies in the prior art, and intensity is high, stable performance.
For achieving the above object, a kind of fire-closing valve of the present utility model, comprise valve body, valve inner is provided with window, also comprises valve member, valve member comprises fire prevention blade, sharf, main shaft, connecting rod and temperature fuse, fire prevention blade comprises the first blade and the second blade, and the first blade is fixed on sharf and is arranged in window, and sharf is rotatably arranged at valve body, main shaft keeps linking by connecting rod and sharf, and connecting rod is arranged at the outside of valve body; Second blade is fixed on main shaft and is arranged in window; Valve body is fixed in one end of temperature fuse, and the other end of temperature fuse is fixed on the second blade or main shaft, and valve member is remained on open mode by temperature fuse.
Preferably, described temperature fuse to be fusing-off temperature the be temperature fuse of 70 degrees Celsius.
Preferably, described valve member also comprises the extension spring being arranged at valve body outside, and one end of extension spring is arranged at valve body, and the other end of extension spring is arranged at connecting rod.
Preferably, described valve member also comprises several copper sheathings, and copper sheathing is arranged at valve body, and sharf is or/and main shaft is arranged in copper sheathing.
Preferably, described valve member also comprises actuator, and actuator is fixed on one end of main shaft and is arranged on the outside of valve body.
Preferably, described valve member also comprises the first demarcation strip, first demarcation strip is fixed on valve body and window is divided into left window and right window, sharf and main shaft are arranged in the first demarcation strip, first blade is provided with two, and two the first blades are arranged at left side and the right side of the first demarcation strip respectively; Second blade is provided with two, and two the second blades are arranged at left side and the right side of the first demarcation strip respectively.
Preferably, described valve member is provided with two groups, and two groups of valve members are juxtaposed on valve body.
Preferably, also comprise the second demarcation strip being arranged at valve body, the second demarcation strip is arranged between two groups of valve members.
Preferably, also comprise sealing steel plate, sealing steel plate is arranged at valve body and is arranged in the side of fire prevention blade.
The beneficial effects of the utility model: a kind of fire-closing valve of the present utility model, connecting rod is arranged at the outside of valve body, avoids smog or flare to burn out connecting rod and causes connecting rod to lose efficacy, and avoids connecting rod and main shaft and sharf hinge point to be clogged by smog dust; There is no smog or on fire time, a kind of fire-closing valve of the present utility model stays open state, can be used for ventilation, when having smog or flare scurries into window, this fire-closing valve is closed, and then avoids smog or flare through this fire-closing valve.Fire prevention blade is arranged at sharf or main shaft, improves the intensity of fire prevention blade, is out of shape when avoiding fire prevention blade to be impacted by heat wave.
Accompanying drawing explanation
Fig. 1 is forward sight structural representation of the present utility model.
Fig. 2 is left TV structure schematic diagram of the present utility model.
Fig. 3 is right TV structure schematic diagram of the present utility model.
Fig. 4 is the sectional structure schematic diagram in B-B direction in Fig. 1.
Fig. 5 is the partial enlargement structural representation at A place in Fig. 1.
Reference character comprises:
1-valve body
2-valve member
21-sharf, 22-main shaft, 23-connecting rod
24-the first blade 25-the second blade 26-extension spring
27-handle, 28-copper sheathing, 29-temperature fuse
3-the first demarcation strip 4-the second demarcation strip 5-sealing steel plate.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
As shown in Fig. 1 ~ 5, a kind of fire-closing valve of the present utility model, comprise valve body 1, valve body 1 inside is provided with window, also comprise valve member 2, valve member 2 comprises fire prevention blade, sharf 21, main shaft 22, connecting rod 23 and temperature fuse 29, and fire prevention blade comprises the first blade 24 and the second blade 25, first blade 24 is fixed on sharf 21 and is arranged in window, and sharf 21 is rotatably arranged at valve body 1; Main shaft 22 keeps linking by connecting rod 23 and sharf 21, when main shaft or sharf 21 have one to rotate, synchronous axial system is there is in another under the drive of connecting rod 23, connecting rod 23 is arranged at the outside of valve body 1, avoiding smog or flare to burn out connecting rod 23 causes connecting rod 23 to lose efficacy, and avoids connecting rod 23 to be clogged by smog dust with main shaft 22 and sharf 21 hinge point; Second blade 25 is fixed on main shaft 22 and is arranged in window; Valve body 1 is fixed in one end of temperature fuse 29, and the other end of temperature fuse 29 is fixed on the second blade 25 or main shaft 22, and valve member 2 is remained on open mode by temperature fuse 29.There is no smog or on fire time, a kind of fire-closing valve of the present utility model stays open state, can be used for ventilation, when having smog or flare scurries into window, smog or flare make the temperature of temperature fuse 29 raise, after the temperature of temperature fuse 29 reaches fusing-off temperature, temperature fuse 29 ruptures, and fire prevention blade loses the restriction of temperature fuse 29, deflects under the effect of self gravitation or external impetus mechanism, thus window is closed, and then avoid smog or flare through this fire-closing valve.Fire prevention blade is arranged at sharf 21 or main shaft 22, improves the intensity of fire prevention blade, is out of shape when avoiding fire prevention blade to be impacted by heat wave; Concrete, window is " mouth " font, also can arrange dividing plate at window, and dividing plate makes window be separated into " day " font or sphere of movements for the elephants shape, and membrane support main shaft 22, or/and sharf 21, improves main shaft 22 or/and the intensity of sharf 21.
Specifically also can arrange a circle burn-out-proof rubber ring at the edge of fire prevention blade, burn-out-proof rubber ring improves the interlobate sealing effect of adjacent fire prevention, avoids passage of smoke, further increases the flameproof effect of this fire-closing valve.
Preferably, described temperature fuse 29 to be fusing-off temperatures the be temperature fuse of 70 degrees Celsius, when the temperature of smog reaches 70 degrees Celsius, temperature fuse 29 melts fracture, and valve member 2 makes window close, and avoids this fire-closing valve of passage of smoke.
As shown in Figure 1,3, described valve member 2 also comprises the extension spring 26 being arranged at valve body 1 outside, one end of extension spring 26 is arranged at valve body 1, the other end of extension spring 26 is arranged at connecting rod 23, after temperature fuse 29 melts fracture, extension spring 26 will be prevented fires blade drawing, thus window is closed, avoid when the impact force of smog to fire prevention blade is larger, occur that the gravity of fire prevention blade cannot by phenomenon closed for window, it is outside that extension spring 26 is arranged at valve body 1, avoids smog or flare to burn out extension spring 26 and cause extension spring 26 to lose efficacy, improve the reliability and stability of this fire-closing valve.
As shown in Figure 1,5, described valve member 2 also comprises several copper sheathings 28, copper sheathing 28 is arranged at valve body 1, sharf 21 is or/and main shaft 22 is arranged in copper sheathing 28, smog humidity is larger, particularly when the temperature of smog is not high, when temperature fuse 29 does not fuse by the temperature of smog, fire-closing valve can not cause people and go maintenance, and now the moisture of smog easily makes sharf 21 or/and corrosion occurs in the position that valve body 1 is rotationally connected main shaft 22, make sharf 21 or/and main shaft 22 is easily stuck, cause window to close; Copper sheathing 28 avoids sharf 21 or/and corrosion occurs main shaft 22, avoids sharf 21 or/and main shaft 22 is stuck, improves the safety and reliability of this fire-closing valve.
Preferably, described valve member 2 also comprises actuator, and actuator is fixed on one end of main shaft 22 and is arranged on the outside of valve body 1, and actuator can be used for the opening angle of manual tune fire prevention blade.
Preferably, described valve member 2 also comprises the first demarcation strip 3, first demarcation strip 3 is fixed on valve body 1 and window is divided into left window and right window, sharf 21 and main shaft 22 are arranged in the first demarcation strip 3, first blade 24 is provided with two, and two the first blades 24 are arranged at left side and the right side of the first demarcation strip 3 respectively; Second blade 25 is provided with two, and two the second blades 25 are arranged at left side and the right side of the first demarcation strip 3 respectively.When the width of this fire-closing valve is larger, the first demarcation strip 3, for strengthening the rigidity of sharf 21 and main shaft 22, is avoided sharf 21 or main shaft 22 to deform and is caused fire prevention blade stuck, and then avoids fire prevention blade to open.
As shown in Figure 1, described valve member 2 is provided with two groups, and two groups of valve members 2 are juxtaposed on valve body 1, are convenient to the length expanding this fire-closing valve, improves flameproof effect.
As shown in Figure 1, also comprising the second demarcation strip 4, second demarcation strip 4 being arranged at valve body 1 is arranged between two groups of valve members 2, can arrange and seal steel plate 5 between the second demarcation strip 4 and fire prevention blade, improve sealing effect, avoid smog or flare through this fire-closing valve.
As shown in Fig. 1,4, also comprise sealing steel plate 5, sealing steel plate 5 is arranged at valve body 1 and is arranged in the side of fire prevention blade, is connected to sealing steel plate 5 after fire prevention blade is closed.Specifically flanging can be set at the edge of sealing steel plate 5, after fire prevention blade is closed, be connected to this flanging, sealing steel plate 5 makes the sealing effect of fire prevention blade and valve body 1 better, avoid smog to pass from the gap between fire prevention blade and valve body 1, further increase the sealing effect of this fire-closing valve.
Known the utility model is have above-described good characteristic in sum, is made it in use, promotes in conventional art the usefulness that do not have and has practicability, becoming the product that has use value.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (8)
1. a fire-closing valve, comprise valve body (1), valve body (1) inside is provided with window, it is characterized in that: also comprise valve member (2), valve member (2) comprises fire prevention blade, sharf (21), main shaft (22), connecting rod (23) and temperature fuse (29), fire prevention blade comprises the first blade (24) and the second blade (25), first blade (24) is fixed on sharf (21) and is arranged in window, sharf (21) is rotatably arranged at valve body (1), main shaft (22) keeps linking by connecting rod (23) and sharf (21), connecting rod (23) is arranged at the outside of valve body (1), second blade (25) is fixed on main shaft (22) and is arranged in window, valve body (1) is fixed in one end of temperature fuse (29), and the other end of temperature fuse (29) is fixed on the second blade (25) or main shaft (22), and valve member (2) is remained on open mode by temperature fuse (29).
2. a kind of fire-closing valve according to claim 1, is characterized in that: described temperature fuse (29) to be fusing-off temperature the be temperature fuse of 70 degrees Celsius.
3. a kind of fire-closing valve according to claim 1, it is characterized in that: described valve member (2) also comprises the extension spring (26) being arranged at valve body (1) outside, one end of extension spring (26) is arranged at valve body (1), and the other end of extension spring (26) is arranged at connecting rod (23).
4. a kind of fire-closing valve according to claim 1, is characterized in that: described valve member (2) also comprises several copper sheathings (28), and copper sheathing (28) is arranged at valve body (1), and sharf (21) is or/and main shaft (22) is arranged in copper sheathing (28).
5. a kind of fire-closing valve according to claim 1, is characterized in that: described valve member (2) also comprises actuator, and actuator is fixed on one end of main shaft (22) and is arranged on the outside of valve body (1).
6. a kind of fire-closing valve according to claim 1, it is characterized in that: described valve member (2) also comprises the first demarcation strip (3), first demarcation strip (3) is fixed on valve body (1) and window is divided into left window and right window, sharf (21) and main shaft (22) are arranged in the first demarcation strip (3), first blade (24) is provided with two, and two the first blades (24) are arranged at left side and the right side of the first demarcation strip (3) respectively; Second blade (25) is provided with two, and two the second blades (25) are arranged at left side and the right side of the first demarcation strip (3) respectively.
7. a kind of fire-closing valve according to claim 1, is characterized in that: described valve member (2) is provided with two groups, and two groups of valve members (2) are juxtaposed on valve body (1).
8. a kind of fire-closing valve according to claim 7, is characterized in that: also comprise the second demarcation strip (4) being arranged at valve body (1), and the second demarcation strip (4) is arranged between two groups of valve members (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521120355.0U CN205226522U (en) | 2015-12-30 | 2015-12-30 | Fireproof valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521120355.0U CN205226522U (en) | 2015-12-30 | 2015-12-30 | Fireproof valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205226522U true CN205226522U (en) | 2016-05-11 |
Family
ID=55901588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521120355.0U Active CN205226522U (en) | 2015-12-30 | 2015-12-30 | Fireproof valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205226522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494587A (en) * | 2018-10-12 | 2019-03-19 | 宿迁中电电气有限公司 | A kind of multiple spot monitoring security against fire substation |
-
2015
- 2015-12-30 CN CN201521120355.0U patent/CN205226522U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494587A (en) * | 2018-10-12 | 2019-03-19 | 宿迁中电电气有限公司 | A kind of multiple spot monitoring security against fire substation |
| CN109494587B (en) * | 2018-10-12 | 2024-05-10 | 高博 | Multi-point monitoring fire-fighting safety transformer substation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205226519U (en) | Smoke exhaust fireproof valve | |
| CN204729704U (en) | Fire-closing valve | |
| CN201271442Y (en) | Enclosed type fireproofing and smoke-discharging valve | |
| CN205226522U (en) | Fireproof valve | |
| CN202001630U (en) | Leakage prevention device used for blade end and support of fire resisting damper | |
| CN201487338U (en) | Gas temperature control cut-off valve | |
| CN205226523U (en) | High leakproofness valve of preventing fires | |
| CN219128102U (en) | Flame arrester for natural gas pipeline | |
| CN205260865U (en) | Smoke damper of linkage dependable performance | |
| CN205504012U (en) | Smoke -discharging fireproof valve | |
| CN205298584U (en) | Novel fire prevention valve | |
| CN203082305U (en) | Check valve of fireproof flue | |
| CN212455536U (en) | Easily-closed smoke-discharging fire-proof valve | |
| CN111911644B (en) | Cylindrical rotary opening fire-fighting fire-proof valve | |
| CN201037561Y (en) | Fireproof check valve | |
| CN204073190U (en) | Gas pipeline fire arrester | |
| CN204628684U (en) | Be applied to the high-air-tightness fire-closing valve of ventilation system and purging system | |
| CN204739306U (en) | Explosion -proof fire prevention valve | |
| CN205226392U (en) | Smoke exhausting valve | |
| CN205244417U (en) | Fire -resistant fire prevention valve of high airtight height | |
| CN205698983U (en) | A kind of self-closing air inlet of high temperature | |
| CN209398270U (en) | A kind of aluminium alloy fire window | |
| CN206637075U (en) | A kind of anti-jamming fire resisting damper of high-air-tightness | |
| CN206831743U (en) | A kind of fire and smoke exhaust valve of building ventilation | |
| CN105240544A (en) | Cold and hot air hose valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |