CN2607162Y - Smoke-proof regulating valve - Google Patents
Smoke-proof regulating valve Download PDFInfo
- Publication number
- CN2607162Y CN2607162Y CN 03256638 CN03256638U CN2607162Y CN 2607162 Y CN2607162 Y CN 2607162Y CN 03256638 CN03256638 CN 03256638 CN 03256638 U CN03256638 U CN 03256638U CN 2607162 Y CN2607162 Y CN 2607162Y
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- blade
- axle
- vane
- valve
- hook
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- Expired - Fee Related
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Abstract
The utility model relates to a smokeproof control valve, comprising a vane type valve, a universal interlocking plate and an actuating mechanism which are connected in sequence. The control valve consists of an external frame, a vane, a stainless vane axle, an elastic stainless sealing reed, a brass bush, a vane bale, a vane reinforcing axle, an interlocking device, a vane locking baffle and an extension spring positioned at the external side of the valve gate. The direct current electromagnet of the electrical control circuit is in parallel with a diode; the starting lock plate arranged on the locking device is arranged on the principal axis; the vane axle is stainless; A U-type or basin-shaped stainless steel sealing reed is arranged between the vane and the shoulder bracket. Through the central control, the valve of the utility model can automatically shut off and drive the ventilating air-conditioner fan to run; the valve gate can also be opened or closed manually, and the opening degree of the vane can also be regulated; moreover, the utility model can prevent the damage of over-voltage; therefore, the electrical component are effectively protected. The utility model has a great sealing performance, few air-leaking quantity and long life span, and can control the 1 m <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.
Description
Technical field
The utility model belongs to the Smoke prevention device that a kind of building uses.
Background technology
In some important buildings, almost be equipped with automatic fire alarm system, need smoke damper be set at the response position of air conditioner and smoke control system.In use, smoke damper is often opened at ordinary times, when breaking out of fire, sends the signal of telecommunication by fire protection control center and makes executing agency's action, and valve is closed automatically, stops fire spreading.The output interlock control signal behind the fire, reopens smoke damper.Existing smoke damper is linked in sequence and is formed by vane type valve body, universal joint shaft card, plate executing agency three parts, and following technological deficiency is arranged: 1, extension spring is arranged on valve inner, and maintenance and replacing spring must be pulled down valve from pipeline, very inconvenient.2, 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.3, 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.4, place, the operation slit of valve blade and blade shaft shoulder support does not have reliable seal approach, and the valve inleakage is big.5, 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.6, the inner hook of executing agency, back shaft adopt common iron to make, and the back executing agency of getting rusty is a cisco unity malfunction.7, in the actuating mechanism controls circuit, diode overvoltage protection loop is not set.DC electromagnet action finishes, and originally the coil of connecting with DC voltage disconnects suddenly, and the overvoltage that the induction of coil two ends produces will be destroyed and insulate and the adverse consequences of generation damage executing agency and control centre's electrical equipment.
Send out the utility model content
The utility model provides a kind of improved Smoke prevention control valve, maintenance of solution extension spring and replacing are inconvenient, the valve inleakage is big, fire resistance is poor, service life is short, bearing capacity is low, cause valve opening, when closing, the blade angle degree easily produces displacement, the flimsy problem of executing agency.
The technical scheme of the utility model Smoke prevention control valve: by the vane type valve body, the universal joint shaft card, plate executing agency three parts are linked in sequence and form, the vane type valve body comprises housing, blade, sharf, axle sleeve, extension spring, executing agency comprises mechanism's main shaft, locking device, the switch baffle plate, and electric control circuit, the DC electromagnet that connects microswitch is arranged in the electric control circuit, microswitch connects terminal board, it is characterized in that: Smoke prevention control valve valve body comprises outside framework, blade, the stainless steel blade axle, stainless steel elastic packing reed, the brass axle sleeve, the blade clamping plate, blade is strengthened axle, linkage, blade is closed baffle plate, be arranged on the extension spring of closing on the valve, DC electromagnet in the electric control circuit is in parallel with diode, locking device comprises the unlatching lockplate, Removable hook, moving iron core hook, the compression spring, turriform compression spring, torsionspring, unlatching lockplate in the 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 DC electromagnet join, buckle end and Removable hook are sealed, one end of compression spring is arranged on the base, the other end pastes mutually with Removable hook, turriform compression spring housing is on DC electromagnet, one end pastes mutually with moving iron core hook, torsionspring one end is fixed on the base, the other end is fixed on to be opened on the lockplate, 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 Smoke prevention control valve: 1, realize closing automatically by the fire protection control center by-pass valve control.2, output valve shutdown signal.3, many deck valves door can realize moving simultaneously or connecting action.4, control valve blade opening angle.5, manually opened, close conveniently.6, to unload force rate big for mechanism design, has control 1m
2The valve ability.7, the DC electromagnet operating current only needs 0.4A.8, because of using stainless steel blade axle, brass axle sleeve valve to have long-term service life, need not use lubricating oil.9, 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.10, because of using stainless steel elastic packing reed valve to have excellent sealing ability.11, the valve closing extension spring is arranged on the valve outside, and convenient for maintaining is changed spring.12, sharf adopts elongated axle, has excellent sealing ability and fire resistance.13, be provided with diode overvoltage protection loop in the electric control circuit and can effectively protect executing agency, the fire protection control center electrical equipment is not damaged.14, because of being connected with valve body, executing agency adopt universal joint shaft clamp, valve blade to open, close flexible, fluent.15, 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 actuating mechanism;
Fig. 8 is the profile of C-C among Fig. 7.
The specific embodiment
As shown in Figure 1, 2: this Smoke prevention control valve valve body 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 joint shaft clamp 12, and the recessed end holding screw 13 of hexagonal is fastened on the air quantity regulating handle above 12 of the universal joint shaft clamps in the high rigidity.
As shown in Figure 3: valve closing extension spring 10 is arranged on the valve outside.
Shown in 4 figure: sharf 3 is stainless steel blade axles, is equipped with 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 31 of going up of universal joint shaft clamp is arranged on the connecting axle 32, and following connection clamp 33 is arranged on the stainless steel blade axle 3.
As shown in Figure 6: electric control circuit comprises DC electromagnet 14, diode 15, microswitch 16, heat-resisting wire 17, and heat-resisting wire 17 is connected with terminal board 18.
Shown in Fig. 7,8: 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 and DC electromagnet 14 join, 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 DC electromagnet 14, 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.Manually pull hook 27 is arranged on the base 26, the closely moving iron core hook 21 of pull hook termination, air quantity regulating handle 28 is arranged on air quantity and regulates on the orifice plate 29, air quantity is regulated orifice plate 29 and is fixed on mechanism's main shaft 25, microswitch 16 be installed on the base 26 be installed in unlatching lockplate 19 on switch baffle plate 30 contact.
The course of work:
One, door breakdown action: manually opened valve, the manual air quantity of staff is adjusted handle, adjusts the valve blade opening.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, electronic valve-off, when fire protection control center sends the signal of telecommunication (DC24V) by 1. and 2. input dc power magnet of binding post, DC electromagnet moves the iron core adhesive, affect moving iron core hook to throw off with Removable hook, executing agency's main shaft is opened lockplate and Removable hook disengagement under the effect of valve main shaft spring force, and valve is closed rapidly clockwise.When 2, the valve-off staff pulled the key circle manually, manually pull hook drove moving iron core hook, threw off with Removable hook, and 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.Behind the valve closing binding post 1., 2. output action signal, 3., 4. binding post exports interlock control signal.
Claims (7)
1. Smoke prevention control valve, by the vane type valve body, the universal joint shaft card, plate executing agency three parts are linked in sequence and form, the vane type valve body comprises housing, blade, sharf, axle sleeve, extension spring, executing agency comprises mechanism's main shaft, locking device, the switch baffle plate, and electric control circuit, the DC electromagnet that connects microswitch is arranged in the electric control circuit, microswitch connects terminal board, it is characterized in that: Smoke prevention control valve valve body comprises outside framework, blade, the stainless steel blade axle, stainless steel elastic packing reed, the brass axle sleeve, the blade clamping plate, blade is strengthened axle, linkage, blade is closed baffle plate, be arranged on the extension spring of closing on the valve, DC electromagnet in the electric control circuit is in parallel with diode, locking device comprises the unlatching lockplate, Removable hook, moving iron core hook, the compression spring, turriform compression spring, torsionspring, unlatching lockplate in the 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 DC electromagnet join, buckle end and Removable hook are sealed, one end of compression spring is arranged on the base, the other end pastes mutually with Removable hook, turriform compression spring housing is on DC electromagnet, one end pastes mutually with moving iron core hook, torsionspring one end is fixed on the base, the other end is fixed on to be opened on the lockplate, 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, Smoke 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, Smoke 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, Smoke prevention control valve according to claim 1 is characterized in that: described axle sleeve is the brass axle sleeve.
5, Smoke 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, Smoke 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, Smoke 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 03256638 CN2607162Y (en) | 2003-04-30 | 2003-04-30 | Smoke-proof regulating valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 03256638 CN2607162Y (en) | 2003-04-30 | 2003-04-30 | Smoke-proof regulating valve |
Publications (1)
Publication Number | Publication Date |
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CN2607162Y true CN2607162Y (en) | 2004-03-24 |
Family
ID=34169720
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 03256638 Expired - Fee Related CN2607162Y (en) | 2003-04-30 | 2003-04-30 | Smoke-proof regulating valve |
Country Status (1)
Country | Link |
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CN (1) | CN2607162Y (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105202212A (en) * | 2015-10-27 | 2015-12-30 | 浙江省东阳市华东暖通设备有限公司 | High-temperature-resistant air duct valve |
-
2003
- 2003-04-30 CN CN 03256638 patent/CN2607162Y/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105202212A (en) * | 2015-10-27 | 2015-12-30 | 浙江省东阳市华东暖通设备有限公司 | High-temperature-resistant air duct valve |
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Legal Events
Date | Code | Title | Description |
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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 |