CN203868465U - Manual and electric smoke fire damper executor - Google Patents
Manual and electric smoke fire damper executor Download PDFInfo
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- CN203868465U CN203868465U CN201420281632.5U CN201420281632U CN203868465U CN 203868465 U CN203868465 U CN 203868465U CN 201420281632 U CN201420281632 U CN 201420281632U CN 203868465 U CN203868465 U CN 203868465U
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- rotating shaft
- gear
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Abstract
A manual and electric smoke fire damper executor comprises a big base plate, a motor, a short base and a copper sleeve and is characterized in that a near control part base plate is arranged on the front side of the big base plate, an electric part base plate is arranged on the back side of the big base plate, a near control part is arranged on the near control part base plate, and an electric part is arranged on the electric part base plate; the near control part comprises a rotary shaft, a five-claw structure, a handle, a hook, a temperature controller, a connecting plate and a 25N electromagnet; the electric part comprises a motor, a cam and a transmission gear. The manual and electric smoke fire damper executor is simple and reasonable in structure, convenient to use, stable in performance and long in service life, has manual, electric and temperature control type fully automatic executing functions, and can be interlocked with a draught fan. The manual and electric smoke fire damper executor is applied to the field of building ventilation devices.
Description
Technical field
The utility model relates to building ventilation apparatus field, relates in particular to a kind of anti-fire smoke expelling valve pneumatic actuator.
Background technique
Existing technology only has the actuator that the patent No. is CN200410024862.4 that the Automatic Control function that is applicable to fire-closing valve is provided, but there is design deficiency, the arc groove that angle on this final controlling element utilization double-reduction gear reciprocal is 260 degree provides reset space, the intensity of whole gear is reduced greatly, because of closing of valve blade be under the effect of wind spring moment complete, without buffering, make the main shaft fan tooth of this one-level driving gear and this engagement will bear huge impact force, accelerated this premature failure to gear, there is the risk that causes whole final controlling element to scrap in advance in life cycle.The wind spring that makes in addition valve blade close, the moment providing is less, and declines to a great extent with the increase of valve blade keying number of times, even after a period of time, does not reach designing requirement completely, makes Actuators Failures.
Summary of the invention
The purpose of this utility model is to provide a kind of anti-fire smoke expelling valve and is manually with electric actuator, and it is simple and reasonable, easy to use, stable performance, and long service life, possesses manual, electronic, temp. controlled automatic thermal execution function, and can carry out interlocking with blower fan.
The utility model is achieved in that anti-fire smoke expelling valve is manually with electric actuator, comprises large base plate, motor, short seat, copper sheathing, it is characterized in that: before described large base plate, be provided with nearly control part base plate, after be provided with electronic part base plate; On nearly control part base plate, the left side is welded with rotating shaft axle sleeve, and rotating shaft axle sleeve right front is welded with hook pillar, and right back is welded with short seat; In described rotating shaft axle sleeve, be provided with rotating shaft, rotating shaft is provided with five pawls and handle from bottom to up; Described hook pillar is provided with hook torsion spring and hook from bottom to up; Described short seat passes through fixedly temp controller of annular knurl cap, on the plug of temp controller, cover has connecting plate, the afterbody of connecting plate is connected with hook by positioning screwn, between the head both sides of connecting plate and straight bracket, be provided with two temperature control reset tension springs, described straight bracket has been arranged on the right front of electronic part base plate, the temperature control reset tension spring left side is provided with 25N electromagnet, and electromagnetic core has been connected by screw connecting sheet, and connecting sheet is connected with hook by screw A; The hook pillar right side is provided with curved support, and hook pillar is connected with connecting plate by screw through curved support, and on hook, left end is provided with hand reset steel cable; Rotating shaft left back is closely controlled and on part base plate, is provided with three sensitive switches and switch press plate mechanism; The center-left sprocket drive spindle hole that rushes on described electronic part base plate, large base plate, in gear axis hole, stud with copper sheathing, be provided with gear shaft in copper sheathing, gear shaft bottom is welded with gearwheel, top is fastening by cam with screw, is provided with attachment post and single switch press plate on cam; The described electronic part base plate axle left side that cogs is provided with single sensitive switch, and the right side is provided with motor; The described large base plate axle right side that cogs is welded with middle gear pillar; On described middle gear pillar, be provided with from bottom to up small gear and middle gear; On described motor, be provided with motor gear.
Gear drive described in the utility model is arranged between electronic part base plate and large base plate, and described motor gear is meshed with middle gear, and small gear is meshed with gearwheel.
On five pawls described in the utility model, be also provided with attachment post, on five pawls, attachment post is connected by connecting rod with attachment post on cam, and connecting rod is through the through hole on two attachment posts, and connecting rod afterbody is fixed with nut.
Rotating shaft described in the utility model is free to rotate in rotating shaft axle sleeve, and five described pawls are welded in rotating shaft, and handle is bolted in rotating shaft.
Connecting plate afterbody described in the utility model is provided with kidney-shaped elongated slot, is provided with for limiting the rectangular groove of the hunting range of hook on curved support.
The utility model is simple and reasonable, easy to use, stable performance, and long service life, possesses manual, electronic, temp. controlled automatic thermal execution function, and can carry out interlocking with blower fan.
Accompanying drawing explanation
Fig. 1 is the plan view in structural representation of the present utility model;
Fig. 2 is the plan view in structural representation of the present utility model;
Fig. 3 is the A-A sectional view of Fig. 1;
Fig. 4 is the key plan of five pawls during manual unlocking valve in the utility model;
Fig. 5 is the key plan of five pawls during manual-lock valve in the utility model;
Fig. 6 is the electronic key plan of cam limit while opening valve in the utility model;
Fig. 7 is the electronic key plan of cam terminal while opening valve in the utility model;
Fig. 8 is the key plan of electronic in the utility model, temp. control closing valve Men Shiwu pawl, cam;
In figure 1, rotating shaft; 2, bolt; 3, terminal box; 4, three sensitive switches; 6, switch press plate mechanism; 7, five pawls; 8, single sensitive switch; 9, single switch press plate; 10, cam; 11, connecting rod; 12, temp controller; 13, attachment post; 14, electronic part base plate; 15, large base plate; 16, motor; 17, straight bracket; 18, temperature control reset tension spring; 19, annular knurl cap; 20,25N electromagnet; 21, connecting plate; 22, handle; 23, electromagnetic core; 24, screw; 25, curved support; 26, screw A; 27, connecting sheet; 28, hook torsion spring; 29, hand reset steel cable; 30, hook pillar; 31, hook; 32, nut; 33, closely control part base plate; 34, short seat; 35, motor gear; 36, middle gear; 37, small gear; 38, middle gear pillar; 39, gearwheel; 40, gear shaft; 41, copper sheathing; 42, rotating shaft axle sleeve.
During concrete enforcement,
Below in conjunction with accompanying drawing, the utility model is further described:
With reference to accompanying drawing, the utility model is comprised of nearly control part and electronic part, closely controls part base plate 33 and is screwed respectively on large base plate 15 with electronic part base plate 14, makes this one-tenth as a whole.On nearly control part base plate 33, be welded with rotating shaft axle sleeve 41, hook pillar 30 and for short 34 of fixing temp controller, rotating shaft 1 can rotate freely in axle sleeve 39, five pawls 7 be enclosed within rotating shaft 1 and 41 laminatings of lower plane and axle sleeve still rotatable after being welded in rotating shaft 1 with electric welding, hook torsion spring 28 is enclosed within on hook pillar 30, link up with 31 upper punches porose, make it and link up with that pillar 30 is moving to be coordinated, on hook 31, plane is equal with plane on five pawls 7, on hook 31 and five pawls 7, ratchet forms the relation of engagement, and 5 ratchets on five pawls 7 are because of the angle of the rotation adjustable gate of rotating shaft 1.The five pawl right sides are screwed at nearly control and electronic base plate for the electronic electromagnet of closing 20, electromagnetic core 23 use connecting sheets 27 form and are dynamically connected with hook 31, electromagnetic core 23 can adhesive after the interior energising of electromagnet 20, effect because of hook torsion spring 28 after power-off separates, thereby drive swing and five pawl 7 engagements and disengagement of hook 31, linking up with 31 right sides has curved support 25 to be screwed on nearly control part base plate 33, rectangular groove on curved support, for limiting the hunting range of hook, avoids electromagnetic core 23 because of the long reduction suction of stroke.Link up with 31 right side ends and be fixed with screw, screw can be free to slide in the elongated slot of connecting plate 21, and connecting plate 21 use temperature control reset tension springs 18 are connected with straight bracket 17, and straight bracket is screwed at electronic part base plate 14 right parts.In the short seat 34 on electromagnet 20 right sides, use fixedly temp controller 12 of annular knurl cap 19, the plug of temp controller is stretched in the afterbody intermediate hole of connecting plate 21, and temperature control reset tension spring makes to link up with the power of 31 disengagement five pawls 7 when therefore tension possesses temperature control action.Fig. 3 can clearly find out the driving mechanism of electronic part, motor 16 is screwed at electronic base plate 14 right parts, on large base plate 15, be welded with the middle gear pillar for middle gear location, middle gear 36 is enclosed within on middle gear pillar 38, electronic base plate 14,15 left side punchings of large base plate have the gear axis hole of gearwheel, edge copper sheathing 41 in axis hole, and gear shaft 40 can rotate in copper sheathing, gear shaft bottom is welded with gearwheel 39, screw fastening cam 10 for top.On motor 16, motor gear 35 drives middle gear 36 rotations on middle gear pillar 38, on middle gear pillar 38, small gear 37 drives rotation on gearwheel 39 and cam 10, on cam 10 and five pawls 7, be respectively provided with an attachment post 13, two attachment posts are connected by connecting rod 11, when cam rotates under the drive of motor, attachment post traction link rotation on cam, drive five pawl rotations, thereby drive rotating shaft 1 rotation, single switch press plate 9 on cam 10 is for controlling single sensitive switch 8 on side, switch press plate mechanism 6 use screws 5 are fixed on nearly control base plate 33 left backs, for controlling three sensitive switches 4 on side.
Operating principle: the implementation procedure of the existing various control functions for example detailed description final controlling element of take fire-closing valve, major part movement position as Figure 4-8.
Manual opening function is shown in Fig. 4: be rotated counterclockwise and be fixed on Square handle 22 in rotating shaft 1, the valve blade that makes to be connected with rotating shaft 1 goes to the angle of 90 degree or other fourth gear, the extension spring power that rotating shaft overcomes on valve body drives the respective teeth of five pawls 7 and hook 31 to mesh, hook drives the electromagnet core 23 of afterbody to electromagnet stroke initial position under the effect of torsion spring power, each part of mechanism arrives enable possition, flange compressing switch press plate mechanism 6 on five pawls 7 closes three sensitive switches 4, exports passive feedback signal simultaneously.
Manual-lock function is shown in Fig. 5: pull the steel cable 29 tangling in hook head portions, make to link up with 31 disengagement five pawls 7, rotating shaft 1 dextrorotation under the effect of valve body extension spring power turn 90 degrees, and mechanism closes.Groove on five pawls 7 goes to switch press plate mechanism 6 raised position, and three sensitive switches 4 are opened, and feedback signal is closed in output.
Electric opening function: control centre sends start signal, motor 16 is slowed down and is driven the cam 10 in Large Gear Shaft During to be rotated counterclockwise by secondary gear, attachment post 13 traction link 11 on cam are to pole location, as shown in Figure 6, five pawls 7 are just meshing with hook 31, valve blade is opened, motor 16 continues band moving cam 10 and moves to position shown in Fig. 7, switch press plate 9 on cam is depressed sensitive switch 8, disconnect motor power, motor is out of service, flange compressing switch press plate mechanism 6 on five pawls closes three sensitive switches 4 simultaneously, output passive feedback signal.
Electronic closing function is shown in Fig. 8: control centre sends shutdown signal, and electromagnet 20 adhesives drive hook 31 to throw off five pawls 7, and rotating shaft 1 dextrorotation under the effect of valve body extension spring power turn 90 degrees, and mechanism closes.Groove on five pawls 7 goes to the raised position of switch press plate mechanism 6, and three sensitive switches 4 are opened, and feedback signal is closed in output.
Temperature control closing function is shown in Fig. 8: when fire occurs, interior space temperature reaches 70 ℃, the heat responsive element of the temp controller head in short seat 34 disconnects, temp controller plug is retracted under the effect of spring force, connecting plate 21 is recession rapidly under the effect of two temperature control reset tension spring 18 power, the hook 31 that drive is attached thereto swings around hook pillar 30, makes five pawls 7 return and turn 90 degrees disengagement clockwise, and valve blade is closed under the effect of valve body extension spring power.Groove on five pawls 7 goes to the raised position of switch press plate mechanism 6, and three sensitive switches 4 are opened, and feedback signal is closed in output.
The utility model provides a kind of automatic actuator of controlling fire-closing valve, the keying of exhaust smoke valve blade, and mechanism adopts modular construction, and Fen Liangge standalone feature district controls manually opened, electronic the closing of blade valve; Manually opened, manual-lock and the nearly control part that possesses function of temperature control, and utilize motor that power is provided, adopt gear transmission, the electronic part that main shaft is resetted, Liang Ge standalone feature district adopts connecting rod to link, thereby makes whole final controlling element possess full-automatic function.General open an account except possessing, close in executor circuit aspect in addition, one group of sensitive switch of the another increase of signal output has been realized interlock of fan function.The utility model, possesses manual, electronic, temp. controlled automatic thermal execution function, and can carry out interlocking with blower fan, the blade of exhaust smoke valve is opened or closed for controlling the fire-closing valve of tall building ventilation system.While being arranged on fire-closing valve, temperature sensor is 70 ℃, and while being arranged on smoke exhaust fire damper, temperature sensor is 280 ℃.Be specially adapted to being arranged on tall building top layer, the fire-closing valve that hand reset is wasted time and energy, exhaust smoke valve provide electronic reset operation, for debugging and user provide safer, operating method more efficiently.Compared with prior art, the power that the utility model adopts valve closing is extension spring, and extension spring is arranged on valve body, compares with wind spring, and it is large and much stable that the power that extension spring provides is wanted; Electronic closing function, what originally adopt is 15N electromagnet, and what the utility model adopted is that 25N electromagnet is realized, and the power performance of whole final controlling element is therefore more advantageous, and the valve body area that final controlling element is controlled is corresponding being increased also.What gear transmission adopted is full angle rotation, has overcome concentrated wear, the phenomenon losing efficacy in advance.The mechanical structure of this final controlling element is also comparatively simple, avoids because the complicated mechanism performance destabilizing factor increasing of production process.
Claims (5)
1. anti-fire smoke expelling valve is manually with electric actuator, comprise large base plate (15), motor (16), short seat (34), copper sheathing (40), it is characterized in that: described large base plate (15) is provided with nearly control part base plate (33) above, after be provided with electronic part base plate (14), the upper left side of nearly control part base plate (33) is welded with rotating shaft axle sleeve (42), and rotating shaft axle sleeve (42) right front is welded with hook pillar (30), and right back is welded with short seat (34), in described rotating shaft axle sleeve (42), be provided with rotating shaft (1), rotating shaft (1) is provided with five pawls (7) and handle (22) from bottom to up, described hook pillar (30) is provided with hook torsion spring (28) and hook (31) from bottom to up, described short seat (34) passes through fixedly temp controller (12) of annular knurl cap (19), on the plug of temp controller, cover has connecting plate (21), the afterbody of connecting plate is connected with hook (31) by positioning screwn, between the head both sides of connecting plate (21) and straight bracket (17), be provided with two temperature control reset tension springs (18), described straight bracket (17) has been arranged on the right front of electronic part base plate (14), temperature control reset tension spring (18) left side is provided with 25N electromagnet (20), electromagnetic core (23) is connected with connecting sheet (27) by screw (24), connecting sheet (27) is by screw A(26) be connected with hook (31), hook pillar (30) right side is provided with curved support (25), and hook pillar is connected with connecting plate (21) by screw through curved support (25), and on hook, left end is provided with hand reset steel cable (29), rotating shaft (1) left back is closely controlled and on part base plate (33), is provided with three sensitive switches (4) and switch press plate mechanism (6), described electronic part base plate (14), the upper center-left sprocket drive spindle hole that rushes of large base plate (15), in gear axis hole, stud with copper sheathing (41), in copper sheathing (41), be provided with gear shaft (40), gear shaft bottom is welded with gearwheel (39), top is fastening by cam (10) with screw, is provided with attachment post (13) and single switch press plate (9) on cam (10), described electronic part base plate (14) axle (40) left side that cogs is provided with single sensitive switch (8), and the right side is provided with motor (16), described large base plate (15) axle (40) right side that cogs is welded with middle gear pillar (38), on described middle gear pillar (38), be provided with from bottom to up small gear (37) and middle gear (36), on described motor (16), be provided with motor gear (35).
2. anti-fire smoke expelling valve according to claim 1 is manually with electric actuator, it is characterized in that: described gear drive is arranged between electronic part base plate (14) and large base plate (15), described motor gear (35) is meshed with middle gear (36), and small gear (37) is meshed with gearwheel (39).
3. anti-fire smoke expelling valve according to claim 1 is manually with electric actuator, it is characterized in that: on described five pawls (7), be also provided with attachment post (13), the upper attachment post (13) of five pawls (7) is connected by connecting rod (11) with the upper attachment post (13) of cam (10), connecting rod (11) is through the through hole on two attachment posts (13), and connecting rod afterbody is fixed with nut.
4. anti-fire smoke expelling valve according to claim 1 is manually with electric actuator, it is characterized in that: described rotating shaft (1) is free to rotate in rotating shaft axle sleeve (42), it is upper that described five pawls (7) are welded on rotating shaft (1), and handle (22) is fixed in rotating shaft (1) by bolt (2).
5. anti-fire smoke expelling valve according to claim 1 is manually with electric actuator, it is characterized in that: described connecting plate (21) afterbody is provided with kidney-shaped elongated slot, is provided with for limiting the rectangular groove of the hunting range of hook on curved support (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420281632.5U CN203868465U (en) | 2014-05-29 | 2014-05-29 | Manual and electric smoke fire damper executor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420281632.5U CN203868465U (en) | 2014-05-29 | 2014-05-29 | Manual and electric smoke fire damper executor |
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| Publication Number | Publication Date |
|---|---|
| CN203868465U true CN203868465U (en) | 2014-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420281632.5U Active CN203868465U (en) | 2014-05-29 | 2014-05-29 | Manual and electric smoke fire damper executor |
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| CN (1) | CN203868465U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994263A (en) * | 2014-05-28 | 2014-08-20 | 靖江市八达暖通设备制造有限公司 | Manual and electric actuator of fireproof smoke exhaust damper |
-
2014
- 2014-05-29 CN CN201420281632.5U patent/CN203868465U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994263A (en) * | 2014-05-28 | 2014-08-20 | 靖江市八达暖通设备制造有限公司 | Manual and electric actuator of fireproof smoke exhaust damper |
| CN103994263B (en) * | 2014-05-28 | 2018-08-17 | 靖江市八达暖通设备制造有限公司 | A kind of manual band Electric Actuator of anti-fire smoke expelling valve |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |