CN216743095U - Smoke exhaust valve control equipment - Google Patents

Abstract

The utility model discloses a smoke damper controlgear relates to smoke damper actuating equipment technical field. The utility model discloses a mounting box, rotate on the mounting box and install the regulation pole, install the winding dish that is used for twining the cable on the regulation pole, install control on the mounting box adjust the pole folk prescription to the spacing subassembly of pivoted. The utility model discloses when needing to open the valve, remove spacing subassembly spacing to the regulation pole through adjusting the executive component, thereby make the regulation pole can just reverse, the door-hinge torsional spring on the valve of discharging fume this moment can reset under self elastic deformation's the condition, thereby the pulling cable, make the valve open, and when the pulling cable, the winding dish rotates and drives the regulation pole and rotates, because the feeler lever is contradicted at regulation pole periphery side, so when the feeler lever rotates, can not rotate rapidly because of the friction between the regulation pole, thereby be difficult to lead to the cable to hook other positions in inside, thereby reduce the emergence of trouble, consequently, the practicality more has.

Description

Smoke exhaust valve control equipment

Technical Field

The utility model relates to a smoke damper actuating equipment technical field, concretely relates to smoke damper controlgear.

Background

The smoke exhaust valve is a valve which is arranged at the end part (smoke suction inlet) of each branch pipe of the mechanical smoke exhaust system, is closed at ordinary times and meets the requirement of air leakage quantity, and is manually and electrically opened to play a smoke exhaust role in fire disasters or smoke exhaust needs

When the existing smoke exhaust valve control equipment is in a fire condition, an electromagnet is electrified, a mandrel retracts to draw the head end of a pulling swing rod, the tail end of the swing rod is lifted and separated from a swing frame, the swing frame which is not blocked by the swing rod swings in the forward direction under the action of a main torsion spring, a pawl is driven to be separated from a ratchet wheel, forward constraints on the ratchet wheel and a winch are loosened, the winch rotates in the forward direction, so that a stay cable is loosened, and a valve opens smoke exhaust under the action of a door spindle torsion spring; when the swing frame needs to be reset, the swing frame is reset reversely, the head end of the swing frame is clamped with the tail end of the swing rod again, the pawl and the ratchet wheel are synchronously clamped in the forward direction, finally, the ratchet wheel is rotated reversely by the wrench again, the inhaul cable is tensioned again, and the valve is closed; however, when in actual use, because the cable possesses certain elasticity, and the effort of door-hinge torsional spring is often limited, so, the length that the cable that suddenly loosens takes off from the pine of capstan winch is greater than the length that the door-hinge torsional spring pull out from the capstan winch far away, and this part length of richening can lead to the cable to expand suddenly, twines easily on inside rocker and other spare part, causes the trouble, for this reason, the utility model provides a valve controlgear discharges fume solves current not enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems in the background, the utility model provides a smoke exhaust valve control device.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a discharge fume valve controlgear, includes the mounting box, rotate on the mounting box and install the regulation pole, install the winding dish that is used for twining the cable on the regulation pole, install control on the mounting box adjust the spacing subassembly of pole folk prescription to pivoted, install on the mounting box and act on the executive component of spacing subassembly, through executive component is in order to relieve spacing subassembly is to the regulation pole, horizontal installation has the sleeve on the mounting box, sleeve one end activity is inserted and is equipped with the sleeve pipe, sleeve pipe one end activity is inserted and is equipped with the conflict pole, install the conflict spring in the sleeve pipe, through the conflict spring so that the conflict pole is contradicted adjust on the pole periphery side, install on the sleeve and be used for adjusting sleeve pipe sliding position's adjusting part.

Further, the adjusting component comprises a threaded rod inserted at one end of the sleeve in a threaded manner, and one end of the threaded rod is rotatably mounted on the sleeve.

Furthermore, an annular groove is formed in the outer peripheral side of the adjusting rod, and a contact arc plate which is in contact with the annular groove is installed at one end of the contact rod.

Further, spacing subassembly is including installing driven gear on the regulation pole, install on the mounting box with driven gear meshing's drive gear, drive gear one side central point puts and installs the ratchet, rotate through the pivot on the mounting box and install the gag lever post, rotate in the gag lever post pivot and install the pawl, the cover is equipped with torsion spring in the gag lever post pivot, torsion spring's one end with the pawl is connected, torsion spring's the other end with one side of gag lever post is connected, the executive component is used for control gag lever post pivoted position.

Further, the executive component is installed including rotating dwang on the mounting box, one side of dwang set firmly with the drive plate of gag lever post contact, rotate on the mounting box and install the limiting plate, set up the confession on the limiting plate the joint groove of gag lever post one end joint, rotate on the mounting box and install the poker rod, the cover is equipped with the driving plate on the poker rod, wear the groove has been seted up to one side of driving plate, one side of limiting plate sets firmly passes the body of rod of wearing the groove the gag lever post with install the extension spring that resets between the driving plate.

Furthermore, install the electro-magnet on the mounting box, the dabber activity of electro-magnet articulates on the limiting plate, the epaxial cover of electro-magnet is equipped with spacing spring, install micro-gap switch on the mounting box.

The beneficial effects of the utility model are as follows:

1. the utility model discloses when needing to open the valve, remove spacing subassembly spacing to the regulation pole through adjusting the executive component, thereby make the regulation pole can just reverse, the door-hinge torsional spring on the valve of discharging fume this moment can reset under self elastic deformation's the condition, thereby the pulling cable, make the valve open, and when the pulling cable, the winding dish rotates and drives the regulation pole and rotates, because the feeler lever is contradicted at regulation pole periphery side, so when the feeler lever rotates, can not rotate rapidly because of the friction between the regulation pole, thereby be difficult to lead to the cable to hook other positions in inside, thereby reduce the emergence of trouble, consequently, the practicality more has.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of another three-dimensional structure of the present invention;

FIG. 3 is an exploded view of a portion of the structure of the present invention;

FIG. 4 is an enlarged view of the structure of portion A of FIG. 3;

FIG. 5 is a schematic view of another part of the structure of the present invention;

FIG. 6 is a front view of the present invention;

fig. 7 is a sectional view taken along line B-B of fig. 6 in accordance with the present invention;

FIG. 8 is an enlarged view of the structure of FIG. 7;

reference numerals: 1. mounting a box; 2. adjusting a rod; 3. a winding disc; 4. a limiting component; 401. a driven gear; 402. a drive gear; 403. a ratchet wheel; 404. a limiting rod; 405. a pawl; 406. a torsion spring; 5. an execution component; 501. rotating the rod; 502. a drive plate; 503. a clamping groove; 504. a poke rod; 505. a drive plate; 506. penetrating a groove; 507. a limiting plate; 508. a rod body; 509. a return tension spring; 6. a sleeve; 7. a sleeve; 8. a touch bar; 9. an adjustment assembly; 901. a threaded rod; 10. an annular groove; 11. an abutting arc plate; 12. an electromagnet; 13. a limiting spring; 14. a microswitch; 15. against the spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

As shown in fig. 1-8, a smoke exhaust valve control device comprises a mounting box 1, an adjusting rod 2 is rotatably mounted on the mounting box 1, a winding disc 3 for winding a guy cable is mounted on the adjusting rod 2, a limiting component 4 for controlling the adjusting rod 2 to rotate in one direction is mounted on the mounting box 1, an actuating component 5 acting on the limiting component 4 is mounted on the mounting box 1, the limiting of the limiting component 4 on the adjusting rod 2 is relieved through the actuating component 5, a sleeve 6 is horizontally mounted on the mounting box 1, a sleeve 7 is movably inserted at one end of the sleeve 6, a touch rod 8 is movably inserted at one end of the sleeve 7, a touch spring 15 is mounted in the sleeve 7, the touch rod 8 touches the outer peripheral side of the adjusting rod 2 through the touch spring 15, an adjusting component 9 for adjusting the sliding position of the sleeve 7 is mounted on the sleeve 6, that is to say, the friction force between the touch rod 8 and the adjusting rod 2 can be adjusted through the adjusting component 9, before the device is used, the adjusting rod 2 is rotated in one direction through the limiting component 4, so that the inhaul cable on the winding disc 3 is tensioned through the rotating adjusting rod 2, the door spindle torsion spring on the smoke exhaust valve is in a tensioned state, the valve is in a closed state, when the valve needs to be opened, the limiting of the limiting component 4 on the adjusting rod 2 is relieved through the adjusting executing component 5, so that the adjusting rod 2 can rotate forwards and backwards, the door spindle torsion spring on the smoke exhaust valve can reset under the condition of self elastic deformation at the moment, so that the inhaul cable is pulled, the valve is opened, when the inhaul cable is pulled, the winding disc 3 rotates to drive the adjusting rod 2 to rotate, because the touch rod 8 is abutted to the outer peripheral side of the adjusting rod 2, when the touch rod 8 rotates, the touch rod cannot rotate rapidly due to the friction with the adjusting rod 2, the inhaul cable is not easily hooked at other positions in the device, and the occurrence of faults is reduced, therefore, the utility model has the advantages that the resetting is more practical, when the resetting is needed, the limiting rod 404 limits the adjusting rod 2 through the executing component 5, then the adjusting rod 2 is rotated to enable the door hinge torsion spring on the smoke exhaust valve to be in a tensioning state, and the valve is closed at the moment.

As shown in fig. 1, 4 and 8, in some embodiments, the adjusting assembly 9 includes a threaded rod 901 inserted in one end of the sleeve 6, one end of the threaded rod 901 is rotatably installed on the sleeve 7, that is, when the threaded rod 901 is rotated, the threaded rod 901 moves along its axis direction, because the threaded rod 901 and the sleeve 7 are rotatably engaged, the sleeve 7 can move, because the abutting rod 8 abuts against the adjusting rod 2, the sleeve 7 moves to press the abutting spring 15 inside the sleeve 7, so that the abutting force between the abutting rod 8 and the adjusting rod 2 can be adjusted, and the rotation speed of the adjusting rod 2 can be conveniently controlled.

As shown in fig. 1 and 2, in some embodiments, an annular groove 10 is opened on the outer periphery side of the adjusting rod 2, a collision arc plate 11 which collides in the annular groove 10 is installed at one end of the collision rod 8, and the collision arc plate 11 is located in the annular groove 10, so that when the threaded rod 901 rotates, the collision rod 8 cannot rotate due to the limitation of the annular groove 10, the annular groove 10 and the collision arc plate 11 are designed to increase the contact area, and the effect of increasing friction is achieved.

As shown in fig. 1, 2, 4 and 8, in some embodiments, the limiting component 4 includes a driven gear 401 mounted on the adjusting lever 2, a driving gear 402 engaged with the driven gear 401 is mounted on the mounting box 1, a ratchet 403 is mounted at a center position of one side of the driving gear 402, a limiting rod 404 is rotatably mounted on the mounting box 1 through a rotating shaft, a pawl 405 is rotatably mounted on the rotating shaft of the limiting rod 404, a torsion spring 406 is sleeved on the rotating shaft of the limiting rod 404, one end of the torsion spring 406 is connected with the pawl 405, the other end of the torsion spring 406 is connected with one side of the limiting rod 404, the actuating component 5 is used for controlling the rotating position of the limiting rod 404, when the valve is in a closed state and needs to be opened, the limiting rod 404 is rotated by adjusting the actuating component 5, so that the limiting rod 404 is disengaged from the pawl 405, at this time, a door shaft torsion spring on the smoke exhaust valve is reset, so that the valve is opened, when resetting, the actuator 5 causes the pawl 405 to engage with the ratchet 403, so that the adjusting rod 2 rotates in one direction, and the adjusting rod 2 is rotated to tighten the cable, thereby closing the valve.

As shown in fig. 1, 2, 4 and 8, in some embodiments, the actuating assembly 5 includes a rotating rod 501 rotatably mounted on the mounting box 1, a driving plate 502 contacting with the limiting rod 404 is fixedly disposed on one side of the rotating rod 501, a limiting plate 507 is rotatably mounted on the mounting box 1, a locking groove 503 for locking one end of the limiting rod 404 is formed on the limiting plate 507, a toggle rod 504 is rotatably mounted on the mounting box 1, a driving plate 505 is sleeved on the toggle rod 504, a through groove 506 is formed on one side of the driving plate 505, a rod 508 penetrating through the through groove 506 is fixedly disposed on one side of the limiting plate 507, a reset tension spring 509 is mounted between the limiting rod 404 and the driving plate 505, as shown in fig. 1, when the pawl 405 is required to be engaged with the ratchet 403, the rotating rod 501 is rotated clockwise to drive the driving plate 502 to move, so that the limiting rod 404 is rotated clockwise, the reset tension spring 509 is stretched, until the one end joint of gag lever post 404 in joint groove 503, the extension spring 509 that resets this moment is in tensile state, pawl 405 meshes with ratchet 403, rotate this moment and adjust pole 2, pawl 405 contradicts all the time on ratchet 403 when making winding dish 3 rotate because torsion spring 406's design, thereby make ratchet 403 can only the folk prescription to rotating, taut back, when the valve need be opened, only need stir poker rod 504, because body of rod 508 is located wearing groove 506, the pulling of poker rod 504 can drive driving plate 505 and move, thereby make driving plate 505 pulling limiting plate 507 rotate, thereby make gag lever post 404 break away from joint groove 503, the extension spring 509 that resets this moment resets, thereby make gag lever post 404 remove and break away from joint groove 503.

As shown in fig. 1, 4 and 5, in some embodiments, an electromagnet 12 is installed on a mounting box 1, a mandrel of the electromagnet 12 is movably hinged to a limiting plate 507, a limiting spring 13 is sleeved on the mandrel of the electromagnet 12, a microswitch 14 is installed on the mounting box 1, the electromagnet 12 is electrified to pull the mandrel to retract, so that the limiting plate 507 is pulled to rotate, a limiting rod 404 is separated from a clamping groove 503, so that a valve is opened, then the microswitch 14 is closed to reset the mandrel of the electromagnet 12, and the limiting plate 507 is remotely controlled.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. The utility model provides a smoke exhaust valve controlgear, which is characterized in that, includes mounting box (1), it installs regulation pole (2) to rotate on mounting box (1), install winding dish (3) that are used for twining the cable on regulation pole (2), install the control on mounting box (1) adjust pole (2) folk prescription to pivoted spacing subassembly (4), install on mounting box (1) and act on executive component (5) of spacing subassembly (4), through executive component (5) are in order to relieve spacing of spacing subassembly (4) to regulation pole (2), horizontal installation has sleeve (6) on mounting box (1), sleeve (6) one end activity is inserted and is equipped with sleeve pipe (7), sleeve pipe (7) one end activity is inserted and is equipped with and supports feeler lever (8), install conflict spring (15) in sleeve pipe (7), through conflict spring (15) so that conflict pole (8) are contradicted on adjusting pole (2) periphery side, install on sleeve (6) and be used for adjusting sleeve pipe (7) sliding position's adjusting part (9).

2. An exhaust valve control apparatus according to claim 1, wherein the adjusting assembly (9) comprises a threaded rod (901) threadedly inserted into one end of the sleeve (6), one end of the threaded rod (901) being rotatably mounted on the sleeve (7).

3. The smoke exhaust valve control equipment according to claim 1, wherein an annular groove (10) is formed on the outer periphery of the adjusting rod (2), and an abutting arc plate (11) abutting against the annular groove (10) is installed at one end of the abutting rod (8).

4. An exhaust valve control apparatus according to claim 1, wherein the limit stop assembly (4) comprises a driven gear (401) mounted on the adjustment rod (2), a driving gear (402) meshed with the driven gear (401) is arranged on the mounting box (1), a ratchet wheel (403) is arranged at the center of one side of the driving gear (402), a limiting rod (404) is rotatably arranged on the mounting box (1) through a rotating shaft, a pawl (405) is rotatably arranged on the rotating shaft of the limiting rod (404), a torsion spring (406) is sleeved on the rotating shaft of the limiting rod (404), one end of the torsion spring (406) is connected with the pawl (405), the other end of the torsion spring (406) is connected with one side of the limiting rod (404), the execution assembly (5) is used for controlling the rotation position of the limiting rod (404).

5. An exhaust valve control apparatus according to claim 4, wherein the actuating assembly (5) comprises a rotating lever (501) rotatably mounted on the mounting box (1), a driving plate (502) which is contacted with the limiting rod (404) is fixedly arranged on one side of the rotating rod (501), a limiting plate (507) is rotatably arranged on the mounting box (1), a clamping groove (503) for clamping one end of the limiting rod (404) is arranged on the limiting plate (507), a poke rod (504) is rotatably arranged on the mounting box (1), a transmission plate (505) is sleeved on the poke rod (504), a through groove (506) is formed in one side of the transmission plate (505), a rod body (508) penetrating through the through groove (506) is fixedly arranged on one side of the limiting plate (507), and a reset tension spring (509) is arranged between the limiting rod (404) and the transmission plate (505).

6. An exhaust valve control device according to claim 5, characterized in that an electromagnet (12) is installed on the installation box (1), a mandrel of the electromagnet (12) is movably hinged on the limiting plate (507), a limiting spring (13) is sleeved on the mandrel of the electromagnet (12), and a microswitch (14) is installed on the installation box (1).

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