CN220268596U

CN220268596U - Novel remote actuating mechanism of smoke exhaust valve

Info

Publication number: CN220268596U
Application number: CN202321788779.9U
Authority: CN
Inventors: 徐传宝
Original assignee: Hangzhou Jingfan Fire Equipment Co ltd
Current assignee: Hangzhou Jingfan Fire Equipment Co ltd
Priority date: 2023-07-07
Filing date: 2023-07-07
Publication date: 2023-12-29
Anticipated expiration: 2033-07-07

Abstract

The utility model discloses a novel remote actuating mechanism of a smoke exhaust valve, which relates to the field of smoke exhaust valves and comprises a mechanism shell, a cover plate and a handle, wherein an inner cavity is formed in the mechanism shell, a valve shaft and a manual rotating shaft are rotatably arranged in the inner cavity, a first gear is fixedly connected to the valve shaft, a second gear is fixedly connected to the manual rotating shaft, and the second gear is meshed with the first gear.

Description

Novel remote actuating mechanism of smoke exhaust valve

Technical Field

The utility model relates to the field of smoke exhaust valves, in particular to a novel smoke exhaust valve remote actuating mechanism.

Background

Smoke exhaust fire protection valves are usually installed in smoke exhaust pipelines of high-rise buildings and underground facilities. The smoke exhaust fireproof valve is in a closed state at ordinary times, and when a fire disaster occurs, the fire disaster control center controls an actuating mechanism of the smoke exhaust fireproof valve, the actuating mechanism opens the valve and simultaneously starts a smoke exhaust fan to exhaust smoke, so that time is provided for people in a building to evacuate, and when the control failure occurs, the fire disaster control center needs to be opened manually;

at present, when the electric control fails, the existing remote actuating mechanism is manually opened, and the electric control driving part is still meshed and connected with the valve shaft part, so that larger resistance is generated when the electric control driving part is manually opened, people with smaller strength are not easy to open, the use of the smoke exhaust valve is greatly influenced, and potential safety hazards are caused.

Disclosure of Invention

The utility model aims to provide a novel remote actuating mechanism of a smoke exhaust valve, which aims to solve the problems in the background technology.

The utility model solves the technical problems by adopting the following technical scheme:

the utility model provides a novel remote actuating mechanism of smoke exhaust valve, includes mechanism's casing, apron and handle, be provided with the inner chamber in the mechanism's casing, rotation installation has valve shaft and manual pivot in the inner chamber, the epaxial fixedly connected with first gear of valve, fixedly connected with second gear in the manual pivot, the second gear with mesh between the first gear, inner chamber upper side wall fixed mounting has the electro-magnet, electro-magnet telescopic end fixedly connected with riser, riser left end face fixedly connected with horizontal drive board, riser right-hand member face with fixedly connected with compression spring between the inner chamber right-hand member wall, sliding through installs the meshing board in the horizontal drive board, meshing board up end diaphragm with be connected with the spring in the left and right sides respectively between the horizontal drive board, the meshing board lower terminal surface is provided with the meshing tooth, and with mesh between the first gear, meshing board surface is opened and is provided with the removal spout, bar open slot has been seted up on the surface, slidable mounting has the slider terminal surface fixedly connected with riser after the slider, sliding connection has the sliding connection to get into between the slider and the cylinder and is connected with between the slider and the cylinder sliding connection.

Preferably, the tail end of the steel wire rope penetrates through the through hole at the bottom of the mechanism shell and is fixedly connected with a pull ring, and a rubber sleeve is coated on the surface of the steel wire rope at a position close to the pull ring.

Preferably, a protective cover is slidably mounted at the bottom of the mechanism housing, and the center of the protective cover and the center of the pull ring are positioned on the same horizontal line.

Preferably, the cover plate covers the surface layer of the mechanism shell, and two sides of the cover plate are fixedly connected through bolts.

Preferably, the manual rotating shaft penetrates through the cover plate and is fixedly connected with the handle.

Preferably, an electrical component is fixedly arranged on the upper end face of the mechanism shell, and the electrical component is electrically connected with the electromagnet.

Preferably, a wire guide wheel is fixedly arranged on the left side wall of the inner cavity, and the wire rope passes through the wire guide wheel.

The utility model has the advantages and positive effects that:

according to the utility model, the meshing part connected with the electric control is firstly disconnected when the manual opening is carried out, so that when the second gear is rotated when the manual opening is carried out, the second gear drives the first gear to rotate, the first gear is not meshed with the meshing plate, the resistance encountered when the manual opening is greatly reduced, the manual opening is smoother, and when the steel wire rope is not pulled, the handle needs larger force to rotate, so that the handle is effectively prevented from being opened by being mistakenly touched in the process of cleaning the fireproof valve in daily maintenance.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic diagram showing the internal structure of a novel remote actuator for a smoke exhaust valve according to the present utility model;

FIG. 2 is a schematic diagram of the whole structure of a novel remote actuator of the smoke exhaust valve;

FIG. 3 is a side elevation view of a novel remote actuator for a smoke evacuation valve of the present utility model;

FIG. 4 is a schematic view of the structure of the present utility model shown in FIG. 1 at a partially enlarged scale;

FIG. 5 is a schematic view of the structure of the component transverse driving plate 27 and the component engaging plate 30 of FIG. 4 according to the present utility model;

FIG. 6 is a schematic view of the structure of the component transverse driving plate 27 and the component engaging plate 30 of FIG. 4 according to the present utility model;

fig. 7 is a schematic view of the structure of the engagement plate 30 of the present utility model shown in fig. 1.

The index marks in the drawings are as follows: a mechanism housing 10; a cover plate 11; a handle 12; an electrical component 13; a protective cover 14; a pull ring 15; a rubber sleeve 16; a manual spindle 17; a lumen 20; a valve shaft 21; a first gear 22; a second gear 23; an electromagnet 24; a wire guide wheel 25; a riser 26; a lateral drive plate 27; a wire rope 28; a slider 29; engagement plate 30; a strip-shaped open groove 31; a moving chute 32; sliding cylinder 33.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

The utility model will now be described in detail with reference to fig. 1-7, wherein for convenience of description, the orientations described below are now defined as follows: the vertical, horizontal, vertical, front-to-back directions described below are the same as the vertical, horizontal, vertical, and horizontal directions of the view of fig. 1. Fig. 1 is a front view of the device of the present utility model, and the direction of fig. 1 is the same as the vertical, horizontal, vertical, front-to-back, horizontal, and horizontal directions of the device of the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically linked, may be directly linked, may be indirectly linked through an intermediary, and may be in communication with the interior of at least two elements or in an interaction relationship between at least two elements, unless explicitly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Embodiments of the utility model are described in further detail below with reference to the attached drawing figures:

referring to fig. 1-7, an embodiment of the present utility model is provided: the novel remote actuating mechanism of the smoke exhaust valve comprises a mechanism shell 10, a cover plate 11 and a handle 12, wherein an inner cavity 20 is arranged in the mechanism shell 10, the cover plate 11 is just covered on an opening of the inner cavity 20, two sides of the cover plate are fixed by bolts, a valve shaft 21 and a manual rotating shaft 17 are rotatably arranged in the inner cavity 20, a first gear 22 is fixedly connected to the valve shaft 21, a second gear 23 is fixedly connected to the manual rotating shaft 17, the manual rotating shaft 17 penetrates through the cover plate 11 and is fixedly connected with the handle 12, the second gear 23 is meshed with the first gear 22, the valve shaft 21 is initially in a blade normally closed state corresponding to the position of the smoke exhaust fire prevention valve, and the handle 12 is used as a manual starting mode, and the handle 12 is manually rotated to drive the valve shaft 21 to rotate so as to open the smoke exhaust valve;

the upper side wall of the inner cavity 20 is fixedly provided with an electromagnet 24, the telescopic end of the electromagnet 24 is fixedly connected with a vertical plate 26, the left end surface of the vertical plate 26 is fixedly connected with a transverse driving plate 27, the right end surface of the vertical plate 26 and the right side wall of the inner cavity 20 are fixedly connected with compression springs, an engagement plate 30 is installed in the transverse driving plate 27 in a sliding penetrating manner, springs are respectively connected between the upper end surface transverse plate of the engagement plate 30 and the transverse driving plate 27 at the left side and the right side, the lower end surface of the engagement plate 30 is provided with engagement teeth and engaged with the first gear 22, the surface of the engagement plate 30 is provided with a moving chute 32, the surface of the transverse driving plate 27 is provided with a strip-shaped opening groove 31, a sliding block 29 is slidably installed in the strip-shaped opening groove 31, the rear end surface of the sliding block 29 is fixedly connected with a sliding cylinder 33, the sliding cylinder 33 penetrates into the moving chute 32 and is slidably connected with the moving chute 32, a reset spring is connected between the right end surface of the sliding block 29 and the vertical plate 26, the surface of the sliding block 29 is fixedly connected with the surface of the sliding plate 29, a wire rope 28 is fixedly connected with the surface of the sliding plate 28, when the sliding plate 28 is required to rotate the sliding plate 24, the sliding plate 24 is driven by the sliding cylinder, the sliding cylinder 32 is driven by the sliding rod, the sliding cylinder 32, the sliding cylinder is further the sliding cylinder 32 is opened by the sliding a wire rope, the sliding rod is driven by the sliding cylinder, the sliding rod to the sliding cylinder 32, the sliding cylinder 32 is driven by the sliding a wire rope to the sliding cylinder, the sliding a wire rope is driven by the sliding a moving valve, and the sliding a wire rod, and the sliding valve is moved along the sliding rod, and the sliding cylinder, and the sliding cylinder 32, and the sliding a moving the sliding cylinder is moved along the sliding side 32, and the sliding 20, and thereby the sliding 20, and the sliding 20 is opened by the sliding 20, and is moved along the sliding side and thereby and the sliding side and is moved, and the side and thereby and the sliding side and is moved, and moved 20. So that the engagement plate 30 is disengaged from the first gear 22, and the handle 12 is rotated by the hand, thereby rotating the first gear 22 and opening the vane of the fire damper.

Referring to fig. 1, 2 and 3, it is worth mentioning that the end of the steel wire rope 28 passes through the bottom through hole of the mechanism housing 10 and is fixedly connected with a pull ring 15, the rubber sleeve 16 is wrapped on the surface of the steel wire rope 28 at a position close to the pull ring 15, the protective cover 14 is slidably mounted at the bottom of the mechanism housing 10, the center of the protective cover 14 and the center of the pull ring 15 are located on the same horizontal line, the pull ring 15 can be placed in the inner cavity of the protective cover 14 in a normal state, the protective cover 14 is slid to cover the hole for protection, and when the protective cover 14 is required to be opened manually, the protective cover 14 is pushed open, the pull ring 15 is pulled to rotate the handle 12, and the protection is increased, so that the mistaken touch in the routine maintenance process can be prevented.

In addition, in one embodiment, the upper end surface of the mechanism housing 10 is fixedly provided with an electrical component 13, the electrical component 13 is electrically connected with the electromagnet 24, and the electrical component 13 is electrically connected with an external control center, so that remote control can be performed.

In addition, in one embodiment, the left side wall of the inner cavity 20 is fixedly provided with a wire guiding wheel 25, the wire guiding wheel 25 is penetrated by the wire guiding rope 28, and the wire guiding wheel 25 is adopted to prevent the wire guiding rope 28 from being deviated and blocked in the pulling process.

During the implementation, when carrying out long-range start, control electro-magnet 24 starts, makes riser 26 slides to the left, thereby drives transversely drive the board 27 and move together, at this moment the meshing board 30 moves to the left, drives first gear 22 rotates, thereby makes valve shaft 21 rotates, and then opens the blade of fire prevention valve, and when the conflagration leads to remote control to break away from the trouble, needs the manual work to open this moment, then through pulling pull ring 15 drives wire rope 28 to let slider 29 slides to the left, at this moment slide cylinder 33 slide in moving spout 32, thereby can drive meshing board 30 slides upwards, makes meshing board 30 with first gear 22 breaks away from the meshing, and the reuse hand holds handle 12 rotates, thereby drives first gear 22 rotates, thereby opens the blade of fire prevention valve, through will break away from with automatically controlled connection meshing part first time when opening manually when making the manual work rotates second gear 23, second gear 23 drives first gear 22 rotates, thereby can not meet the manual work when opening the handle 12 and more smoothly when the manual work rotates, thereby the hand prevention valve is opened, and the hand can avoid the great need to open the manual work to meet the hand prevention valve to open greatly when the handle is opened, and the manual work is more smooth and easy to avoid the need to meet the hand protection valve to open when the manual work is opened and the handle is opened to be more clear when the hand required to be opened to the hand more clear and the hand 12.

It should be emphasized that the examples described herein are illustrative rather than limiting, and therefore the utility model is not limited to the examples described in the detailed description, but rather falls within the scope of the utility model as defined by other embodiments derived from the technical solutions of the utility model by those skilled in the art.

Claims

1. The utility model provides a novel remote actuating mechanism of smoke exhaust valve, includes mechanism's casing (10), apron (11) and handle (12), be provided with inner chamber (20) in mechanism's casing (10), valve shaft (21) and manual pivot (17) are installed in the inner chamber (20) rotation, fixedly connected with first gear (22) on valve shaft (21), fixedly connected with second gear (23) on manual pivot (17), second gear (23) with mesh between first gear (22), its characterized in that: the utility model provides a wire rope, including inner chamber (20) upper side wall fixed mounting has electro-magnet (24), electro-magnet (24) telescopic end fixedly connected with riser (26), riser (26) left end face fixedly connected with horizontal drive board (27), riser (26) right-hand member face with fixedly connected with compression spring between inner chamber (20) right side wall, sliding through installs engagement board (30) in horizontal drive board (27), engagement board (30) up end diaphragm with be connected with the spring between horizontal drive board (27) in left and right sides respectively, engagement board (30) lower terminal surface be provided with the meshing tooth, and with mesh between first gear (22), engagement board (30) surface is opened and is provided with removal spout (32), bar open slot (31) have been seted up on horizontal drive board (27) surface, slidable mounting has slider (29) in bar open slot (31), sliding cylinder (33) are connected with in the rear end face fixed connection behind slider (29), sliding cylinder (33) run through get into in removal spout (32) and be connected with between slider (29) and the fixed surface between slider (28) and the fixed connection between slider (29).

2. The novel remote actuator for a smoke evacuation valve of claim 1, wherein: the tail end of the steel wire rope (28) penetrates through a through hole at the bottom of the mechanism shell (10) and is fixedly connected with a pull ring (15), and a rubber sleeve (16) is arranged on the surface of the steel wire rope (28) at a position close to the pull ring (15) in a coating mode.

3. The novel remote actuator for a smoke evacuation valve of claim 2, wherein: the bottom of the mechanism shell (10) is slidably provided with a protective cover (14), and the center of the protective cover (14) and the center of the pull ring (15) are positioned on the same horizontal line.

4. The novel remote actuator for a smoke evacuation valve of claim 1, wherein: the cover plate (11) covers the surface layer of the mechanism shell (10), and two sides of the cover plate are fixedly connected through bolts.

5. The novel remote actuator for a smoke evacuation valve of claim 1, wherein: the manual rotating shaft (17) penetrates through the cover plate (11) and is fixedly connected with the handle (12).

6. The novel remote actuator for a smoke evacuation valve of claim 1, wherein: an electric appliance component (13) is fixedly arranged on the upper end face of the mechanism shell (10), and the electric appliance component (13) is electrically connected with the electromagnet (24).

7. The novel remote actuator for a smoke evacuation valve of claim 1, wherein: the wire guide wheel (25) is fixedly arranged on the left side wall of the inner cavity (20), and the wire rope (28) passes through the wire guide wheel (25).