CN218285385U

CN218285385U - Clamping operating handle of smoke exhaust air valve

Info

Publication number: CN218285385U
Application number: CN202221884720.5U
Authority: CN
Inventors: 张大伟; 郜丽明; 沈磊; 李春平
Original assignee: Fujian Ningde Nuclear Power Co Ltd
Current assignee: Fujian Ningde Nuclear Power Co Ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2023-01-13
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses a smoke exhaust air valve clamping operating handle, which comprises a handle main body and a clamping component matched with the handle main body, wherein a first clamping piece is arranged at the first end of the handle main body; the clamping assembly comprises a second clamping piece and a second operating piece, wherein the second clamping piece can move along the axial direction of the handle main body to match with the first clamping piece to clamp an article, and the second operating piece is connected with the second clamping piece to drive the second clamping piece to move. Consider from fire control safety, the blast gate of discharging fume arranges usually in the electric plate top, uses during the blast gate of discharging fume of the eminence that resets the utility model discloses a blast gate centre gripping operating handle of discharging fume then need not set up the scaffold frame or use the double ladder, and on-the-spot convenient to use practices thrift the cost, reduces the industrial safety risk or mistake and bumps the risk.

Description

Clamping operating handle of smoke exhaust air valve

Technical Field

The utility model relates to a centre gripping utensil field especially relates to a blast gate centre gripping operating handle discharges fume.

Background

A large amount of cables and electrical equipment are arranged in the industrial factory building of the power plant, and once a fire disaster occurs, a large amount of smoke can be generated, so that a smoke exhaust system is arranged in a room of the factory building, the smoke in the room can be timely exhausted within 3 to 5 minutes when a fire occurs, and fire fighting personnel can conveniently extinguish the fire.

The smoke exhaust air valve is arranged in the middle or at the tail end of the smoke exhaust pipeline, is in a closed state under the normal operation working condition, is electrically controlled to be opened only under the smoke exhaust working condition or the test working condition, smoke is exhausted through the smoke exhaust pipeline, and the smoke exhaust valve can be closed only through on-site manual reset. However, due to the different installation heights of the smoke exhaust valves in the room, a scaffold needs to be erected or a herringbone ladder needs to be used for resetting when the smoke exhaust valves are reset on site, and the smoke exhaust valves are not beneficial to executing on site.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in that, a blast gate centre gripping operating handle discharges fume is provided.

The utility model provides a technical scheme that its technical problem adopted is: the clamping operation handle for the smoke exhaust air valve comprises a handle main body and a clamping assembly matched with the handle main body, wherein a first clamping piece is arranged at a first end of the handle main body;

the clamping assembly comprises a second clamping piece and a second operating piece, wherein the second clamping piece can move axially along the handle main body to match the first clamping piece to clamp an article, and the second operating piece is connected with the second clamping piece to drive the second clamping piece to move.

Preferably, the handle main body is a hollow rod-shaped structure, and an opening is formed in the side wall of the first end of the handle main body; the second operating piece penetrates through the first end and the second end of the handle main body, and the second clamping piece extends outwards through the opening.

Preferably, the smoke exhaust air valve clamping operation handle further comprises a resetting piece, wherein the resetting piece is arranged in the handle main body and connected with the handle main body and the clamping assembly.

Preferably, the second operating member comprises a connecting rod and a traction rope, a first end of the connecting rod is fixedly connected with the second clamping member, a second end of the connecting rod is fixedly connected with a first end of the traction rope, and a second end of the traction rope penetrates through a second end of the handle body.

Preferably, the resetting piece comprises a baffle and an elastic piece, the baffle is fixedly connected to the inner wall of the handle main body, and a first through hole for the traction rope to penetrate through is formed in the center of the baffle; the first end of the elastic piece is connected with the connecting rod, and the second end of the elastic piece is connected with the baffle.

Preferably, the first clamping piece faces the direction of the opening and is arranged in an axially extending mode perpendicular to the handle body, and the second clamping piece is arranged in an extending mode parallel to the first clamping piece.

Preferably, the first clamping piece and the second clamping piece are of U-shaped structures.

Preferably, the second end of the handle main body is further provided with a first operating part, and the first operating part comprises a first extending part, a second extending part, a first handheld part and a third extending part which are sequentially connected end to end;

the first extension part is also provided with a second through hole for the traction rope to pass through; the inner sides of the second extending part and the third extending part are also provided with guide grooves which are parallel to each other.

Preferably, the second operating member further comprises a fourth extension and a second hand-held part;

the second handheld part is arranged in parallel to the first handheld part, and two ends of the second handheld part are clamped into the guide grooves;

the fourth extending part is connected to two ends of the second handheld part and protrudes towards the first extending part, so that a handheld space is formed between the fourth extending part and the second handheld part; the fourth extension part is also provided with a third through hole for the traction rope to penetrate through.

Preferably, the first extending portion protrudes toward the first clamping member, so that the fourth extending portion can be attached to the first extending portion.

Implement the utility model discloses following beneficial effect has: consider in the fire control safety, the blast gate of discharging fume arranges in the electric panel top usually, uses during the blast gate of discharging fume of the eminence that resets the utility model discloses a blast gate centre gripping operating handle of discharging fume then need not set up the scaffold frame or use the double ladder, and on-the-spot convenient to use practices thrift the cost, reduces industrial safety risk or mistake and bumps the risk.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic structural view of a smoke damper clamping operating handle according to some embodiments of the present invention;

fig. 2 is a schematic structural view of a portion of a smoke damper clamping operating handle in some embodiments of the present invention;

fig. 3 is a schematic structural view of another portion of the operating handle of the smoke damper clamp according to some embodiments of the present invention.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "back", "upper", "lower", "left", "right", "longitudinal", "horizontal", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", and the like are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present technical solution, and do not indicate that the device or element referred to must have a specific direction, and thus, should not be construed as limiting the present invention.

It should also be noted that, unless expressly specified or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are to be construed broadly and encompass, for example, fixed connections as well as removable connections or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "first", "second", "third", etc. are merely for convenience in describing the present technical solution and are not to be construed as indicating or implying any relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Fig. 1 illustrates a smoke damper clamping operating handle that may be used to reset an overhead smoke damper, which may include a handle body 10 and a clamping assembly 20, in some embodiments of the invention. The clamping assembly 20 is movably connected to the handle body 10 for cooperating with the handle body 10 to clamp the return mechanism of the smoke damper. The first end of the handle body 10 is provided with a first clamping member 11, and the clamping assembly 20 includes a second clamping member 21 and a second operating member 22. The second operating member 22 is connected to the second clamping member 21, and is configured to drive the second clamping member 21 to move axially along the handle body 10, so as to cooperate with the first clamping member 11 to clamp the reset mechanism of the smoke exhaust damper.

As shown in fig. 2, the handle body 10 is a hollow rod-shaped structure in some embodiments, and the sidewall of the first end of the handle body 10 is provided with an opening a; the second operating member 22 extends through the first and second ends of the handle body 10, and the second clamping member 21 extends outward through the opening a.

The smoke damper clamping operation handle may comprise a resetting member 30 in some embodiments, the resetting member 30 is disposed inside the handle main body 10, and connects the handle main body 10 and the clamping assembly 20, and is configured to drive the clamping assembly 20 to move toward the first end of the handle main body 10 under the condition that no external force is applied, so as to make the second clamping member 21 fit the first clamping member 11.

Preferably, the second operating member 22 may include a connecting rod 221 and a pulling string 222, a first end of the connecting rod 221 is fixedly connected to the second clamping member 21, a second end of the connecting rod 221 is fixedly connected to a first end of the pulling string 222, and a second end of the pulling string 222 passes through a second end of the handle body 10.

Preferably, the restoring member 30 may include a blocking plate 31 and an elastic member 32, the blocking plate 31 is fixedly connected to the inner wall of the handle body 10, and a first through hole 311 is formed in the center of the blocking plate 31 for the pulling rope 222 to pass through. The first end of the elastic member 32 is connected to the connecting rod 221, and the second end is connected to the blocking plate 31, so that the clamping assembly 20 is pushed to move toward the first end of the handle body 10 without applying an external force, and the second clamping member 21 is attached to the first clamping member 11.

The first clamping member 11 is in some embodiments arranged to extend axially in a direction towards the opening a and perpendicular to the handle body 10, and the second clamping member 21 is arranged to extend parallel to the first clamping member 11. Preferably, the first clamping member 11 and the second clamping member 21 are U-shaped for clamping a spherical or other shape smoke damper return mechanism. It is understood that the shapes of the first clamping member 11 and the second clamping member 21 can be correspondingly set according to the shapes of the clamped objects.

As shown in fig. 3, the second end of the handle main body 10 may include a first operating member 12 in some embodiments, and the first operating member 12 may include a first extending portion 121, a second extending portion 122, a first holding portion 123 and a third extending portion 124 which are connected end to end in sequence. The first extension 121 has a second through hole 1211 for the pulling rope 222 to pass through. The second extension 122 and the third extension 124 are provided with guide grooves 125 inside in parallel for the second operating member 22 to be snapped therein.

The second operating member 22 may include a fourth extension 223 and a second hand grip 224 in some embodiments. The second holding portion 224 is disposed parallel to the first holding portion 123, and both ends thereof are caught in the guide grooves 125, so that the second holding portion 224 can move only in the lengthwise direction of the second extension portion 122 and the third extension portion 124. The fourth extension 223 is connected to both ends of the second hand-held portion 224 and is protrudingly disposed toward the first extension 121 such that a hand-held space B is formed between the fourth extension 223 and the second hand-held portion 224 for the fingers of the operator to pass through. The fourth extension portion 223 has a third through hole 2241 for the pulling rope 222 to pass through.

The first extension 121 protrudes toward the first clamping member 11 in some embodiments, and the shape of the first extension 121 and the shape of the fourth extension 223 are matched with each other, so that the fourth extension 223 can fit the first extension 121.

With reference to fig. 1 to 3, the utility model discloses a method for using a clamping operation handle of a smoke exhaust air valve is as follows: operating personnel is through the handheld portion 123 of the first hand-held portion of gripping and the handheld portion 224 of second, and then drives second holder 21 and keep away from first holder 11 and form the centre gripping space, makes the blast gate canceling release mechanical system that discharges fume arrange in this centre gripping space, and operating personnel loosens the handheld portion 123 of first hand-held portion and the handheld portion 224 of second, can accomplish the centre gripping of blast gate canceling release mechanical system that discharges fume, then the pulling blast gate canceling release mechanical system that discharges fume can accomplish the reset operation of blast gate that discharges fume.

Consider in the fire control safety, the blast gate of discharging fume arranges in the electric panel top usually, uses during the blast gate of discharging fume of the eminence that resets the utility model discloses a blast gate centre gripping operating handle of discharging fume then need not set up the scaffold frame or use the double ladder, and on-the-spot convenient to use practices thrift the cost, reduces industrial safety risk or mistake and bumps the risk.

It is understood that the above examples only represent preferred embodiments of the present invention, which are described in more detail and detail, but are not to be construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. The clamping operation handle for the smoke exhaust air valve is characterized by comprising a handle main body (10) and a clamping assembly (20) matched with the handle main body (10), wherein a first clamping piece (11) is arranged at a first end of the handle main body (10);

the clamping assembly (20) comprises a second clamping piece (21) capable of axially moving along the handle body (10) to match the first clamping piece (11) to clamp the smoke exhaust air valve resetting mechanism, and a second operating piece (22) connected with the second clamping piece (21) to drive the second clamping piece (21) to move.

2. The smoke exhaust damper clamping operation handle according to claim 1, wherein the handle body (10) is a hollow rod-shaped structure, and the side wall of the first end of the handle body (10) is provided with an opening (a); the second operating piece (22) penetrates through the first end and the second end of the handle main body (10), and the second clamping piece (21) extends outwards through the opening (A).

3. The smoke exhaust damper clamping operating handle according to claim 2, further comprising a reset member (30), wherein the reset member (30) is disposed inside the handle body (10) and connects the handle body (10) and the clamping assembly (20).

4. The smoke exhaust damper clamping operating handle according to claim 3 wherein said second operating member (22) comprises a link (221) and a pull cord (222), a first end of said link (221) is fixedly connected to said second clamping member (21), a second end of said link (221) is fixedly connected to a first end of said pull cord (222), and a second end of said pull cord (222) passes through a second end of said handle body (10).

5. The smoke exhaust damper clamping operation handle according to claim 4, wherein the reset member (30) comprises a baffle plate (31) and an elastic member (32), the baffle plate (31) is fixedly connected to the inner wall of the handle body (10), and a first through hole (311) for the traction rope (222) to pass through is formed in the center of the baffle plate (31); the first end of the elastic piece (32) is connected with the connecting rod (221), and the second end of the elastic piece is connected with the baffle (31).

6. The smoke exhaust damper clamping operating handle according to claim 2, characterized in that said first clamping member (11) is arranged extending axially towards said opening (a) and perpendicular to said handle body (10), and said second clamping member (21) is arranged extending parallel to said first clamping member (11).

7. The smoke exhaust damper clamping operating handle according to claim 6, wherein said first clamping member (11) and said second clamping member (21) are of a U-shaped configuration.

8. The smoke evacuation damper clamping operation handle according to claim 4, wherein the second end of the handle body (10) is further provided with a first operation member (12), and the first operation member (12) comprises a first extension part (121), a second extension part (122), a first handheld part (123) and a third extension part (124) which are connected end to end in sequence;

the first extension part (121) is also provided with a second through hole (1211) for the traction rope (222) to pass through; the inner sides of the second extension part (122) and the third extension part (124) are also provided with guide grooves (125) which are parallel to each other.

9. The smoke exhaust damper clamping operating handle according to claim 8 wherein said second operating member (22) further comprises a fourth extension (223) and a second hand-held portion (224);

the second handheld part (224) is arranged in parallel to the first handheld part (123), and two ends of the second handheld part (224) are clamped into the guide grooves (125);

the fourth extension part (223) is connected to two ends of the second holding part (224) and protrudes towards the first extension part (121) so that a holding space (B) is formed between the fourth extension part (223) and the second holding part (224); the fourth extending part (223) is further provided with a third through hole (2241) for the traction rope (222) to penetrate through.

10. The smoke exhaust damper clamping operating handle according to claim 9, wherein said first extension (121) is protrudingly provided toward a direction of said first clamping piece (11) so that said fourth extension (223) can be fitted to said first extension (121).