CN2607154Y - Fire-preventino regulating valve - Google Patents
Fire-preventino regulating valve Download PDFInfo
- Publication number
- CN2607154Y CN2607154Y CN 03256635 CN03256635U CN2607154Y CN 2607154 Y CN2607154 Y CN 2607154Y CN 03256635 CN03256635 CN 03256635 CN 03256635 U CN03256635 U CN 03256635U CN 2607154 Y CN2607154 Y CN 2607154Y
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- axle
- vane
- valve
- blade
- base
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- Expired - Fee Related
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Abstract
The utility model relates to a fire resisting control valve, comprising a vane type valve and an actuating mechanism which are connected together with a universal axle bale. The vane type valve consists of an eternal frame, a vane, a vane axle, an axle housing, a vane bale, a vane reinforcing axle, an interlocking device, a vane locking baffle and a locking extension spring arranged on the valve gate; wherein, the vane axle is fixed on the shoulder bracket of the external frame; the actuating mechanism comprises a locking device and a heat detector; the starting lock plate of the locking device is arranged on the principal axis of the actuating mechanism. A U-type or basin-shaped stainless steel sealing reed is arranged between the vane and the shoulder bracket. When the temperature of airflow reaches the control temperature and then the eutectic device burns out, the heat detector runs, the valve of the utility model can automatically shut off and output the interlocking control signal; the valve gate can also be opened or closed manually, and the opening degree of the vane can also be regulated. The utility model has a great sealing performance, few leaking quantity and long life span, and can control the 1m<2> valve gate. Therefore, the utility model is suitable in the vent air-conditioner or at the right position of the smoke protecting-discharging system in the major building.
Description
Technical field
The utility model belongs to the firebreak device that a kind of building uses.
Background technology
In some important buildings, almost be equipped with automatic fire alarm system, need fire resisting damper be set at the response position of air conditioner and smoke control system.In use, smoke damper is often opened at ordinary times, and when breaking out of fire, air-flow reaches controlled temperature in the pipeline, fusible link fusing, and the heat detector action is closed valve automatically, stops fire spreading.The output interlock control signal behind the fire, is changed fusible link and is reopened fiery valve.Existing smoke damper connects executing agency by the vane type valve body, and technological deficiency: 1, actuator design is unreasonable, and the heat detector action is insensitive.2, extension spring is arranged on valve inner, and maintenance and replacing spring must be pulled down valve from pipeline, very inconvenient.3, blade does not adopt elongated axle to reinforce, and rigidity is low, be subjected to blast and be heated after all yielding, the valve inleakage is big, fire resistance is poor, and is especially obvious for big specification valve.4, sharf adopts common iron to make, because smoke damper is in non-action state after installing for a long time, less than two trienniums, sharf gets rusty, and blade promptly can not be opened or be closed, and smoke damper performs practically no function.5, place, the operation slit of valve blade and blade shaft shoulder support does not have reliable seal approach, and the valve inleakage is big.6, the unlatching handle of executing agency and blade main shaft adopt plain screw fastening, and bearing capacity is low, cause valve opening, when closing, and the blade angle degree easily produces displacement.
The utility model content
The utility model provides a kind of fire prevention control valve, it is unreasonable to solve actuator design, heat detector action is insensitive, change the extension spring inconvenience, the valve inleakage is big, fire resistance is poor, valve blade and place, sharf shoulder seam crack do not have the unlatching handle of reliable seal approach, executing agency and blade main shaft employing plain screw is fastening, bearing capacity is low, cause valve opening, when closing, the blade angle degree easily produces the problem of displacement.
The technical scheme of the utility model fire prevention control valve: connect vane type valve body and executing agency by the universal joint shaft clamp, the vane type valve body comprises outside framework, blade, sharf, axle sleeve, the blade clamping plate, blade is strengthened axle, linkage, blade is closed baffle plate and the extension spring of closing that is arranged on the valve, sharf penetrates on the shaft shoulder support that is fixed on the housing, executing agency comprises locking device and heat detector, it is characterized in that: the unlatching lockplate of locking device is arranged on mechanism's main shaft, staple for strap end and Removable hook are sealed, moving iron core hook is arranged on the bolster of base, its end and the axis of guide on the base support join, buckle end and Removable hook are sealed, one end of compression spring is arranged on the base, and the other end pastes mutually with Removable hook.Turriform compression spring housing is on the axis of guide, one end pastes mutually with moving iron core hook, torsionspring one end is fixed on the base, and the other end is fixed on to be opened on the lockplate, and heat detector is fixed on the base, the projecting shaft of heat detector is blocked by the heat detector baffle plate, baffle plate is set at the extension spring tension on the base support again, and the other end of heat detector baffle plate is arranged on the base, and manually pull hook is arranged on the base, the closely moving iron core hook of pull hook termination, microswitch contacts with the switch baffle plate.
Above-mentioned sharf is the stainless steel blade axle, is equipped with U-shaped or basin shape stainless steel elastic packing reed between blade and shaft shoulder support.
The above-mentioned extension spring of closing is arranged on the valve body outside.
Above-mentioned axle sleeve is the brass axle sleeve.
Be fixed with air quantity on the said mechanism main shaft and regulate orifice plate, regulate on the orifice plate that at air quantity the air quantity regulating handle being set.
Above-mentioned air quantity regulating handle is fastened on above the axle of universal joint shaft clamp by the recessed end holding screw of hexagonal in the high rigidity.
The connection clamp of going up of above-mentioned universal joint shaft clamp is arranged on the connecting axle, and following connection clamp is arranged on the stainless steel blade axle.
The advantage of this fire prevention control valve: valve was closed automatically when 1, gas flow temperature reached controlled temperature in the pipeline.2, output valve shutdown signal and interlock control signal.3, control valve blade opening angle.4, manually opened, close conveniently.5, to unload force rate big for mechanism design, has control 1m
2The valve ability.6, because of using stainless steel blade axle, brass axle sleeve valve to have long-term service life, do not need multipurpose lubricant.7, the moving iron core of stainless steel is linked up with, the stainless steel back shaft because of using, the stainless steel Removable hook, and executing agency has long-term service life.8, because of using stainless steel elastic packing spring leaf valve to have excellent sealing ability.9, the valve closing extension spring is arranged on the valve outside, and convenient for maintaining is changed spring.10, sharf adopts elongated axle, has excellent sealing ability and fire resistance.11, heat detector overcoat, heat detector axle all adopt stainless steel to make, and heat detector has long-term service life.12, because of being connected with valve body, executing agency adopt universal joint shaft clamp, valve blade to open, close flexible, fluent.13, because of the connecting axle of fastening air quantity regulating handle of the recessed end holding screw of hexagonal and universal joint shaft clamp in the employing high rigidity, bearing capacity is big, valve blade unlatching, unshift when closing, and the blade opening angle is constant all the time.Be applicable to the corresponding site setting of the air conditioner and the smoke control system of important building.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the profile of A-A among Fig. 1;
Fig. 3 is the upward view of Fig. 1;
Fig. 4 is the profile of B-B among Fig. 2;
Fig. 5 is the enlarged drawing of Fig. 1;
Fig. 6 is electric control theory figure of the present utility model;
Fig. 7 is the structural representation of the utility model executing agency;
Fig. 8 is the profile of C-C among Fig. 7.
The specific embodiment
As shown in Figure 1, 2: the vane type valve body of this fire prevention control valve is closed baffle plate 9 and is formed by outside framework 1, blade 2, stainless steel blade axle 3, stainless steel elastic packing reed 4, brass axle sleeve 5, blade clamping plate 6, blade reinforcement axle 7, linkage 8, blade.Executing agency 11 is connected with valve body and adopts universal coupling 12, and the recessed end holding screw 13 of hexagonal is fastened on air quantity regulating handle 31 above 12 of the universal couplings in the high rigidity.Heat detector 14 is arranged on valve inner.
As shown in Figure 3, the extension spring 10 of closing of valve body is arranged on the valve outside.
As shown in Figure 4, sharf 3 is stainless steel blade axles, is equipped with U-shaped or basin shape stainless steel elastic packing reed 4 between blade 2 and shaft shoulder support.Axle sleeve 5 is brass axle sleeves.
As shown in Figure 5, the connection clamp 33 of going up of universal joint shaft clamp is arranged on the connecting axle 34, and following connection clamp 35 is arranged on the stainless steel blade axle 3.
As shown in Figure 6, electric control circuit comprises microswitch 15 and heat-resisting wire 16.Also comprise terminal board 17, switch baffle plate 18 among Fig. 7.
Shown in Fig. 7,8, comprise the heat detector 14, the microswitch 15 that are located on the valve in the executing agency.Locking device comprises opens lockplate 19, Removable hook 20, moving iron core hook 21, compression spring 22, turriform compression spring 23, torsionspring 24.Unlatching lockplate 19 in the locking device is arranged on mechanism's main shaft 25, staple for strap end and Removable hook 20 are sealed, moving iron core hook 21 is arranged on the bolster of base 26, its end joins with the axis of guide 27 that is arranged on base 26 supports, buckle end and Removable hook 20 are sealed, one end of compression spring 22 is arranged on the base 26, the other end pastes mutually with Removable hook 20, turriform compression spring 23 is enclosed within on the axis of guide 27, one end pastes mutually with moving iron core hook 21, torsionspring 24 1 ends are fixed on the base 26, and the other end is fixed on to be opened on the lockplate 19.Heat detector 14 is fixed on the base 26, and the projecting shaft of heat detector 14 is blocked by heat detector baffle plate 28, and baffle plate 28 is set at extension spring 29 tensions on base 26 supports again, and the other end of heat detector baffle plate is arranged on the base 26.Manually pull hook 30 is arranged on the base 26, the closely moving iron core hook 21 of pull hook termination, and air quantity regulating handle 31 is arranged on air quantity and regulates on the orifice plate 32, and air quantity is regulated orifice plate 32 and is fixed on mechanism's main shaft 25.Microswitch 15 contacts with switch baffle plate 18.
The course of work:
One, valve opening action: manually opened valve, the manual air quantity of staff is adjusted handle, adjusts the valve blade opening, to desired location.Driving handle is the rotating mechanism main shaft counterclockwise, be arranged on the unlatching lockplate on mechanism's main shaft, promote the swing of Removable hook and moving iron core hook, after the valve blade is opened into given position, under compression spring and the effect of turriform spring force, unlatching lockplate, Removable hook, moving iron core hook are mutually locked, and the Open valve blade is to desired location.
Two, door closing motion
1, heat detector action valve-off: when fire takes place, air-flow reaches controlled temperature in the pipeline, fuse sheet fusing on the heat detector, the heat detector main shaft is thrown off to bottom offset and heat detector baffle plate, under the extension spring effect, the heat detector baffle plate promotes moving iron core hook and rotates counterclockwise and the Removable hook disengagement, under the effect of valve main shaft spring force, lockplate opened by mechanism's main shaft and Removable hook is thrown off, and valve is closed rapidly clockwise.
2, valve-off manually: when the staff pulled the key circle, manually pull hook drove moving iron core hook and throws off with Removable hook, and under the effect of valve main shaft spring force, mechanism's main shaft is opened lockplate and Removable hook disengagement, and valve is closed rapidly clockwise.Behind the valve closing binding post 1., 2. output action signal, 3., 4. binding post exports interlock control signal.
Claims (7)
1, a kind of fire prevention control valve, connect vane type valve body and executing agency by the universal joint shaft clamp, the vane type valve body comprises outside framework, blade, sharf, axle sleeve, the blade clamping plate, blade is strengthened axle, linkage, blade is closed baffle plate and the extension spring of closing that is arranged on the valve, sharf penetrates on the shaft shoulder support that is fixed on the housing, executing agency comprises locking device and heat detector, it is characterized in that: the unlatching lockplate of locking device is arranged on mechanism's main shaft, staple for strap end and Removable hook are sealed, moving iron core hook is arranged on the bolster of base, its end and the axis of guide on the base support join, buckle end and Removable hook are sealed, one end of compression spring is arranged on the base, and the other end pastes mutually with Removable hook.Turriform compression spring housing is on the axis of guide, one end pastes mutually with moving iron core hook, torsionspring one end is fixed on the base, and the other end is fixed on to be opened on the lockplate, and heat detector is fixed on the base, the projecting shaft of heat detector is blocked by the heat detector baffle plate, baffle plate is set at the extension spring tension on the base support again, and the other end of heat detector baffle plate is arranged on the base, and manually pull hook is arranged on the base, the closely moving iron core hook of pull hook termination, microswitch contacts with the switch baffle plate.
2, fire prevention control valve according to claim 1 is characterized in that: described sharf is the stainless steel blade axle, is equipped with U-shaped or basin shape stainless steel elastic packing reed between blade and shaft shoulder support.
3, fire prevention control valve according to claim 1 is characterized in that: the described extension spring of closing is arranged on the valve body outside.
4, fire prevention control valve according to claim 1 is characterized in that: described axle sleeve is the brass axle sleeve.
5, fire prevention control valve according to claim 1 is characterized in that: be fixed with air quantity on the described mechanism main shaft and regulate orifice plate, regulate on the orifice plate that at air quantity the air quantity regulating handle being set.
6, fire prevention control valve according to claim 5 is characterized in that: described air quantity regulating handle is fastened on above the axle of universal joint shaft clamp by the recessed end holding screw of hexagonal in the high rigidity.
7, fire prevention control valve according to claim 1 is characterized in that: the connection clamp of going up of described universal joint shaft clamp is arranged on the connecting axle, and following connection clamp is arranged on the stainless steel blade axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03256635 CN2607154Y (en) | 2003-04-30 | 2003-04-30 | Fire-preventino regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03256635 CN2607154Y (en) | 2003-04-30 | 2003-04-30 | Fire-preventino regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2607154Y true CN2607154Y (en) | 2004-03-24 |
Family
ID=34169717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03256635 Expired - Fee Related CN2607154Y (en) | 2003-04-30 | 2003-04-30 | Fire-preventino regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2607154Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108763809A (en) * | 2018-06-07 | 2018-11-06 | 中国石油大学(北京) | A kind of stopping transportation method of the complexity controlling methodology of oil pipeline in leakage accident |
-
2003
- 2003-04-30 CN CN 03256635 patent/CN2607154Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108763809A (en) * | 2018-06-07 | 2018-11-06 | 中国石油大学(北京) | A kind of stopping transportation method of the complexity controlling methodology of oil pipeline in leakage accident |
| CN108763809B (en) * | 2018-06-07 | 2020-08-25 | 中国石油大学(北京) | Method for stopping transmission of complex oil pipeline system in case of leakage accident |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |