CN211231783U

CN211231783U - Anti-corrosion smoke exhaust valve actuating mechanism

Info

Publication number: CN211231783U
Application number: CN201921172974.2U
Authority: CN
Inventors: 王文远
Original assignee: Jingjiang Wenyuan Air Conditioning Equipment Co ltd
Current assignee: Jingjiang Wenyuan Air Conditioning Equipment Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-08-11
Anticipated expiration: 2029-07-24

Abstract

The utility model relates to the technical field of smoke exhaust valves, in particular to an anti-corrosion smoke exhaust valve actuating mechanism, which solves the problem that the smoke exhaust valve actuating mechanism in the prior art can not sense the external smoke concentration, the problem that the starting of the smoke exhaust valve cannot be controlled comprises a mounting seat, an anti-corrosion shell, a temperature sensor, a smoke sensor and a manual rod, wherein the anti-corrosion shell is fixed on the mounting seat, a controller is arranged in the inner cavity of the anti-corrosion shell, the controller is electrically connected with a temperature sensor and a smoke sensor, a fixing plate is fixed in the inner cavity of the anti-corrosion shell through bolts, an electric push rod is arranged on the fixed plate, the movable cylinder body end of the electric push rod is connected on the push plate, under the connecting action of the bearing rod and the spring, the contacts on the third contact plate and the fourth contact plate are mutually contacted and then electrified, and the smoke exhaust valve of the fire-fighting equipment electrically connected with the smoke exhaust valve is started.

Description

Anti-corrosion smoke exhaust valve actuating mechanism

Technical Field

The utility model relates to a smoke damper technical field especially relates to an anticorrosion smoke damper actuating mechanism.

Background

With the development of fire protection industry and the safety of people's lives and properties, more and more ventilation air conditioning systems of industrial and civil buildings and the like in explosive gas environment and corrosive and humid environment need to be provided with fireproof smoke exhaust valves, although the actuating mechanism of the fireproof smoke exhaust valve in the prior art can meet the requirements of the ventilation systems of the industrial and civil buildings and the like on fire prevention and smoke exhaust.

Various smoke exhaust valves have been fully utilized in smoke exhaust prevention systems for a long time. Because the actuating mechanism adopts the metal casing, not corrosion-resistant, not explosion-proof and high temperature resistant, take place the deformation easily under the high temperature of scene of a fire, lead to normally opening and close, the performance is unstable. In addition traditional exhaust port adopts temperature-sensing to drive the exhaust port and opens, however when harmful gas reveals or indoor smog is diffused, does not have the phenomenon of temperature rise, and traditional smoke damper just can not be opened, also can not carry out the work of ventilating of discharging fume voluntarily.

Disclosure of Invention

The utility model aims at solving the problem that the smoke exhaust valve actuating mechanism in the prior art cannot sense the external smoke concentration condition, cannot control the defect of starting the smoke exhaust valve, and provides an anti-corrosion smoke exhaust valve actuating mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an anti-corrosion smoke exhaust valve actuating mechanism comprises a mounting seat, an anti-corrosion shell, a temperature sensor, a smoke sensor and a manual rod, wherein the anti-corrosion shell is fixed on the mounting seat, a controller is arranged in an inner cavity of the anti-corrosion shell, the controller is electrically connected with the temperature sensor and the smoke sensor, a fixing plate is fixed in the inner cavity of the anti-corrosion shell through a bolt, an electric push rod is arranged on the fixing plate, the movable cylinder body end of the electric push rod is connected onto a push plate, two fixing blocks are arranged on the side wall of the push plate, which is opposite to the electric push rod, and the fixing blocks are movably hinged with a first connecting rod and a second connecting rod correspondingly, the first connecting rod and the second connecting rod are both sleeved on a;

one side of the first connecting rod and one side of the second connecting rod are correspondingly connected with a third contact plate and a fourth contact plate through a receiving rod, the upper portion of the third contact plate is provided with the second contact plate through an installation rod, and the upper portion of the second contact plate is provided with the first contact plate.

Preferably, the upper portion of the first contact plate is provided with a vertical rod, and one end of the vertical rod penetrates through the anti-corrosion shell and extends to the manual rod to the outside.

Preferably, the spring is welded at the bottom of the third contact plate, and one end of the spring is welded on the fourth contact plate.

Preferably, the first contact plate, the second contact plate, the third contact plate and the fourth contact plate are all provided with contacts, the contacts on the first contact plate and the second contact plate are opposite to each other, and the contacts on the third contact plate and the fourth contact plate are opposite to each other.

Preferably, the controller is electrically connected to the first contact plate, the second contact plate, the third contact plate, and the fourth contact plate.

The utility model has the advantages that:

1. the utility model discloses, under the connection effect of adapting rod and spring, make the contact on third contact board and the fourth contact board circular telegram after the contact contacted each other, to the fire-fighting equipment smoke damper through electric connection with it start.

2. The utility model discloses, the contact on first contact board and the second contact board contacts each other, starts the fire-fighting equipment smoke damper through electric connection with it.

Drawings

FIG. 1 is a schematic view of a front view structure of an anti-corrosion smoke exhaust valve actuator according to the present invention;

fig. 2 is a left side view structural diagram of the push plate, the first connecting rod and the second connecting rod of the anti-corrosion smoke exhaust valve actuating mechanism provided by the utility model.

In the figure: the device comprises a mounting seat 1, a first connecting rod 2, a cross rod 3, an electric push rod 4, a fixing plate 5, a push plate 6, a manual rod 7, a vertical rod 8, a first contact plate 9, a second contact plate 10, a temperature sensor 11, a controller 12, a third contact plate 13, a smoke sensor 14, a fourth contact plate 15, a receiving rod 16, a fixing rod 17, a fixing block 18, a second connecting rod 19 and an anticorrosive shell 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example (b): referring to fig. 1-2, an anti-corrosion smoke exhaust valve actuating mechanism comprises a mounting base 1, an anti-corrosion shell 20, a temperature sensor 11, a smoke sensor 14 and a manual rod 7, wherein the anti-corrosion shell 20 is fixed on the mounting base 1, a controller 12 is arranged in an inner cavity of the anti-corrosion shell, the controller 12 is electrically connected with the temperature sensor 11 and the smoke sensor 14, a fixing plate 5 is fixed in the inner cavity of the anti-corrosion shell 20 through bolts, an electric push rod 4 is arranged on the fixing plate 5, a movable cylinder body end of the electric push rod 4 is connected to a push plate 6, two fixing blocks 18 are arranged on the side wall of the push plate 6, which faces away from the electric push rod 4, the fixing blocks 18 are movably hinged with a first connecting rod 2 and a second connecting rod 19 correspondingly, the first connecting rod 2 and the second connecting rod 19 are both sleeved on a;

one side of each of the first connecting rod 2 and the second connecting rod 19 is correspondingly connected with a third contact plate 13 and a fourth contact plate 15 through a bearing rod 16, the upper part of the third contact plate 13 is provided with a second contact plate 10 through a mounting rod, the upper part of the second contact plate 10 is provided with a first contact plate 9, the second contact plate 10, the third contact plate 13 and the fourth contact plate 15 are all provided with contacts, the contacts on the first contact plate 9 and the second contact plate 10 are opposite to each other, the contacts on the third contact plate 13 and the fourth contact plate 15 are opposite to each other, the bottom of the third contact plate 13 is welded with a spring, one end of the spring is welded on the fourth contact plate 15, and the controller 12 is electrically connected with the first contact plate 9, the second contact plate 10, the third contact plate 13 and the fourth contact plate 15;

the upper part of the first contact plate 9 is provided with a vertical rod 8, and one end of the vertical rod 8 passes through the corrosion protection shell 20 and extends to the outside to the manual rod 7.

The working principle is as follows: when the temperature sensor 11 can detect that the room temperature reaches a set temperature, or the smoke sensor 14 detects that the indoor smoke concentration reaches a set standard, the temperature sensor 11 and the smoke sensor 14 transmit signals to the controller 12, the controller 12 controls the electric push rod 4 to do stretching movement, so that the movable cylinder end of the electric push rod 4 pushes the push plate 6 to move along the cross rod 3, and the movable hinged relation between the fixing block 18 and the first connecting rod 2 and the second connecting rod 19 is utilized, and the first connecting rod 2 and the second connecting rod 19 can rotate around the fixing rod 17, and under the connecting action of the bearing rod 16 and the spring, the contacts on the third contact plate 13 and the fourth contact plate 15 are mutually contacted and then electrified, and a smoke exhaust valve of fire fighting equipment electrically connected with the contacts is started;

a manual operation step; the manual rod 7 can be pressed, so that the manual rod 7 pushes the vertical rod 8 and is linked with the first contact plate 9 to move to the second contact plate 10 at a fixed position, so that contacts on the first contact plate 9 and the second contact plate 10 are contacted with each other, and a smoke exhaust valve of the fire-fighting equipment electrically connected with the smoke exhaust valve is started;

preferably, a carbon fiber material is sprayed on the outer surface of the corrosion protection shell 20 to increase the corrosion protection capability of the actuator housing.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An anti-corrosion smoke exhaust valve actuating mechanism comprises a mounting seat (1), an anti-corrosion shell (20), a temperature sensor (11), a smoke sensor (14) and a manual rod (7), wherein the anti-corrosion shell (20) is fixed on the mounting seat (1), a controller (12) is arranged in an inner cavity of the anti-corrosion shell, the controller (12) is electrically connected with the temperature sensor (11) and the smoke sensor (14), the anti-corrosion smoke exhaust valve actuating mechanism is characterized in that a fixing plate (5) is fixed in the inner cavity of the anti-corrosion shell (20) through bolts, an electric push rod (4) is arranged on the fixing plate (5), the movable cylinder body end of the electric push rod (4) is connected onto a push plate (6), two fixing blocks (18) are arranged on the side wall of the electric push rod (4) back to the push plate (6), and the fixing blocks (18) are correspondingly and movably hinged to be connected with a first, the first connecting rod (2) and the second connecting rod (19) are sleeved on a fixing rod (17), and the fixing rod (17) is fixed on the cross rod (3) through bolts;

one side of the first connecting rod (2) and one side of the second connecting rod (19) are correspondingly connected with a third contact plate (13) and a fourth contact plate (15) through a bearing rod (16), the upper part of the third contact plate (13) is provided with a second contact plate (10) through a mounting rod, and the upper part of the second contact plate (10) is provided with a first contact plate (9).

2. An anti-corrosion smoke exhaust valve actuator according to claim 1 wherein said first contact plate (9) is provided with a vertical rod (8) at its upper part and one end of said vertical rod (8) extends through said anti-corrosion housing (20) to the outside onto said manual lever (7).

3. An anti-corrosion smoke exhaust valve actuator according to claim 1 wherein said third contact plate (13) is welded at its bottom with a spring and one end of the spring is welded to the fourth contact plate (15).

4. An anti-corrosion smoke exhaust valve actuator according to claim 1 wherein contacts are provided on said first contact plate (9), said second contact plate (10), said third contact plate (13) and said fourth contact plate (15), and wherein contacts on said first contact plate (9) and said second contact plate (10) are opposed to each other and contacts on said third contact plate (13) and said fourth contact plate (15) are opposed to each other.

5. An anti-corrosion smoke exhaust valve actuator according to claim 1 wherein said controller (12) is electrically connected to a first contact plate (9), a second contact plate (10), a third contact plate (13) and said fourth contact plate (15).