CN216957141U

CN216957141U - Length-adjustable auxiliary frame for point type photoelectric smoke-sensing fire detector

Info

Publication number: CN216957141U
Application number: CN202122841023.3U
Authority: CN
Inventors: 刘建林
Original assignee: Shanghai Jingchen Fire Engineering Co ltd
Current assignee: Shanghai Jingchen Fire Engineering Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-07-12
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a length-adjustable auxiliary frame for a point type photoelectric smoke-sensing fire detector, which comprises a bottom plate, a supporting plate, a limiting block and a fan, wherein the supporting plate is installed at the top of the bottom plate, a first rod is installed at the top of the limiting block, the bottom of the first rod extends into the limiting block, a second rod is installed on the outer wall of the limiting block, one end of the second rod extends into the limiting block, a groove is formed in the bottom of the limiting block, and the fan is installed on the bottom wall of the inner part of the bottom plate. The length can be adjusted and the position can be fixed by installing the limiting block and the threaded rod, when the length is adjusted, the threaded rod is rotated, the threaded rod rotates to drive the limiting block to move, the limiting block moves to realize the function of adjusting the installation length, after the position is adjusted, the blade breaks the tough film and the storage bag in a sliding mode, the adhesive in the storage bag flows out, the limiting block is fixed, and the fixing function is realized.

Description

Length-adjustable auxiliary frame for point type photoelectric smoke-sensing fire detector

Technical Field

The utility model relates to the technical field of fire detectors, in particular to an auxiliary frame with adjustable length for a point type photoelectric smoke-sensing fire detector.

Background

The point type smoke detector is a fire detector which responds to solid particles generated by combustion or heat medium, can directly or indirectly change the property or strength of certain physical quantity according to the smoke particles, can be divided into an ion type, a photoelectric type, a laser type, a capacitance type semiconductor type and the like, and is generally suitable for places such as restaurants, hotels, teaching buildings, electronic computer rooms, communication machine rooms, halls of office buildings, bedrooms, office bookstores, archives and the like.

The existing auxiliary frame has the following defects:

1. patent document CN110822224A discloses an installation auxiliary device of a linear temperature-sensing fire detector, which is a protection right item, and comprises an elastic support fixed on an angle steel cable support, a clamping component arranged on the elastic support, and a blocking sheet fixed at the end part of the elastic support, wherein a clamping cavity for fixing the linear temperature-sensing fire detector is formed in the clamping component. The utility model effectively solves the problem of damage of the fire detector caused by improper laying of the fire detector in the prior art, and only needs to clamp the elastic bracket on the angle steel cable bracket during installation, thereby having small construction difficulty and convenient operation, being easy to adjust the position of the fire detector, but the length of the device can not be adjusted, and the device needs to be replaced when installing detectors of other types, and being very inconvenient;

2. most of the existing auxiliary frames do not have a dust removal structure, so that dust is accumulated, and the using effect of the device is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an auxiliary frame for a point type photoelectric smoke-sensing fire detector with adjustable length, which aims to solve the problems of length adjustment and dust removal structure in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a length-adjustable auxiliary frame for a point type photoelectric smoke-sensing fire detector comprises a bottom plate, a supporting plate, a limiting block and a fan, wherein the supporting plate is arranged at the top of the bottom plate;

a threaded rod penetrates through the outer wall of the supporting plate, and a semicircular limiting block is arranged at one end of the threaded rod;

a pole is installed at stopper top, and the bottom of a pole extends into the inside of stopper, No. two poles are installed to the outer wall of stopper, and the one end of No. two poles extends into the inside of stopper, the bottom of stopper is equipped with the fluting, the fan is installed to the inside diapire of bottom plate.

Preferably, the outer wall of the limiting block is provided with an inserting rod in a penetrating mode, and the outer wall of the inserting rod is provided with a first spring in a surrounding mode.

Preferably, the outer wall of a pole encircles and installs the second spring, and the fixture block is installed to the bottom of a pole, and the gag lever post is installed to the outer wall of a pole, and the movable rod is installed to the inner wall of stopper, and the third spring is installed to the outer wall of movable rod, and the one end of third spring and the interior wall connection of stopper, the pole that blocks of L type is installed to the inner wall of stopper.

Preferably, the connecting rod is installed to No. two pole bottoms, and the blade is all installed to the one end of connecting rod and No. two poles, and the storage bag is installed to the inner wall of stopper.

Preferably, the inner wall of the slot is provided with a flexible membrane.

Preferably, the output end of the fan is provided with a telescopic pipe, the top of the telescopic pipe extends out of the top of the bottom plate, and one end of the telescopic pipe is provided with a spray head.

Preferably, the top of the bottom plate is provided with a cable hole, and the top of the bottom plate is provided with a bolt in a penetrating manner.

Compared with the prior art, the utility model has the beneficial effects that:

1. the length can be adjusted and the position is fixed through installing the limiting block and the threaded rod, when the length is adjusted, the threaded rod is rotated, the threaded rod rotates to drive the limiting block to move, the limiting block moves to realize the function of adjusting the installation length, after the position is adjusted, the fire detector is installed in the limiting block, the inserted rod contracts and extends firstly to fix the fire detector below the inserted rod, the first spring extends, then the first rod is pressed, the first rod moves downwards to drive the second spring to extend the limiting rod to impact the movable rod, the third spring contracts and then the limiting rod is blocked by the movable rod, the blocking rod limits the movable rod, so that the clamping block is positioned between the inserted rod and the inner wall of the limiting block, the inserted rod is blocked to contract, then the second rod is pressed to move to drive the connecting rod to move, the cutter blade slips the tough film and the storage bag, the adhesive in the storage bag flows out to fix the limiting block, the fixing function is realized.

2. The dust removal device can remove dust by installing the fan and the spray head, the fan drives air to flow, the air is sprayed out from the spray head through the telescopic pipe, the position of the telescopic pipe is adjusted, the spray head is aligned to the top of the bottom plate, and the flowing air blows off dust, so that the dust removal function is realized.

Drawings

FIG. 1 is a schematic view of the external structure of the present invention;

FIG. 2 is a schematic view of a stopper according to the present invention;

FIG. 3 is a schematic view of the structure of part A of FIG. 2 according to the present invention;

fig. 4 is a schematic structural view of a fan part of the present invention.

In the figure: 1. a base plate; 101. a cable hole; 102. a bolt; 2. a support plate; 201. a threaded rod; 3. a limiting block; 301. inserting a rod; 302. a first spring; 4. a first rod; 401. a second spring; 402. a clamping block; 403. a limiting rod; 404. a movable rod; 405. a blocking lever; 406. a third spring; 5. a second rod; 501. a connecting rod; 502. a storage bladder; 6. grooving; 601. a tough film; 7. a fan; 701. a telescopic pipe; 702. and (4) a spray head.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

Example 1: please refer to fig. 1, a length-adjustable auxiliary frame for point-type photoelectric smoke detector, comprising a base plate 1, a supporting plate 2, a limiting block 3 and a fan 7, the supporting plate 2 is installed at the top of the base plate 1, a cable hole 101 is arranged at the top of the base plate 1, a bolt 102 is installed at the top of the base plate 1 in a penetrating manner, a rod 4 is installed at the top of the limiting block 3, the bottom of the rod 4 extends into the inside of the limiting block 3, a rod 5 is installed on the outer wall of the limiting block 3, one end of the rod 5 extends into the inside of the limiting block 3, a slot 6 is arranged at the bottom of the limiting block 3, the fan 7 is installed at the inner bottom wall of the base plate 1, the cable hole 101 can facilitate cable connection, the fan 7 can drive air flow, dust removal is performed on the device, and the base plate 1 can support the device at the top.

Example 2: referring to fig. 2 and 3, a length-adjustable auxiliary frame for a point-type photoelectric smoke fire detector, a threaded rod 201 is installed on the outer wall of a supporting plate 2 in a penetrating manner, a semicircular limiting block 3 is installed at one end of the threaded rod 201, an inserting rod 301 is installed on the outer wall of the limiting block 3 in a penetrating manner, a first spring 302 is installed on the outer wall of the inserting rod 301 in a surrounding manner, a second spring 401 is installed on the outer wall of a first rod 4 in a surrounding manner, a clamping block 402 is installed at the bottom of the first rod 4, a limiting rod 403 is installed on the outer wall of the first rod 4, a movable rod 404 is installed on the inner wall of the limiting block 3, a third spring 406 is installed on the outer wall of the movable rod 404, one end of the third spring 406 is connected with the inner wall of the limiting block 3, an L-shaped blocking rod 405 is installed on the inner wall of the limiting block 3, a connecting rod is installed at the bottom of the second rod 5, blades are installed at one ends of the connecting rod 501 and the second rod 5, a storage bag 502 is installed on the inner wall of the limiting block 3, the inner wall of the slot 6 is provided with a tough film 601, when the length is adjusted, the threaded rod 201 is rotated, the threaded rod 201 rotates to drive the limiting block 3 to move, the limiting block 3 moves to realize the function of adjusting the installation length, after the position is adjusted, the fire detector is installed inside the limiting block 3, the insertion rod 301 contracts and then extends to fix the fire detector below the insertion rod 301, the first spring 302 extends, then the first rod 4 is pressed, the first rod 4 moves downwards to drive the second spring 401 to extend the limiting rod 403 to impact the movable rod 404, the third spring 406 contracts and then the limiting rod 403 is blocked by the movable rod 404, the blocking rod 405 limits the movable rod 404, so that the clamping block 402 is positioned between the insertion rod 301 and the inner wall of the limiting block 3 to block the contraction of the insertion rod 301, then the second rod 5 is pressed to move to drive the connecting rod 501 to move, the cutter blade breaks the tough film 601 and the storage bag 502, and the adhesive inside the storage bag 502 flows out, the limiting block 3 is fixed, and the fixing function is achieved.

Example 3: referring to fig. 1 and 4, in the auxiliary frame for a point-type photoelectric smoke fire detector with adjustable length, an extension pipe 701 is installed at an output end of a fan 7, the top of the extension pipe 701 extends out of the top of a base plate 1, a spray head 702 is installed at one end of the extension pipe 701, the fan 7 drives air to flow, the air is sprayed out from the spray head 702 through the extension pipe 701, the position of the extension pipe 701 is adjusted, the spray head 702 is aligned with the top of the base plate 1, and the flowing air blows off dust, so that a dust removal function is realized.

The working principle is that when the length is adjusted, the threaded rod 201 is rotated, the threaded rod 201 rotates to drive the limiting block 3 to move, the limiting block 3 moves to realize the function of adjusting the installation length, after the position is adjusted, the fire detector is installed inside the limiting block 3, the inserting rod 301 contracts and then extends to fix the fire detector below the inserting rod 301, the first spring 302 extends, then the first rod 4 is pressed, the first rod 4 moves downwards to drive the second spring 401 to extend to impact the movable rod 404, the third spring 406 contracts, then the limiting rod 403 is blocked by the movable rod 404, the blocking rod 405 limits the movable rod 404, the clamping block 402 is located between the inserting rod 301 and the inner wall of the limiting block 3 to block the inserting rod 301 from contracting, then the second rod 5 is pressed, the second rod 5 moves to drive the connecting rod 501 to move, the blade slides the tough film 601 and the storage bag 502, the adhesive inside the storage bag 502 flows out, the limiting block 3 is fixed to achieve a fixing function, the fan 7 drives air to flow, the air is sprayed out from the spray head 702 through the telescopic pipe 701, the position of the telescopic pipe 701 is adjusted, the spray head 702 is aligned to the top of the bottom plate 1, and the flowing air blows off dust to achieve a dust removal function.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a length adjustable point type photoelectric sensing cigarette auxiliary frame for fire detector, includes bottom plate (1), backup pad (2), stopper (3) and fan (7), its characterized in that: the top of the bottom plate (1) is provided with a support plate (2);

a threaded rod (201) is installed on the outer wall of the supporting plate (2) in a penetrating mode, and a semicircular limiting block (3) is installed at one end of the threaded rod (201);

no. one pole (4) are installed at stopper (3) top, and the bottom of a pole (4) extends into the inside of stopper (3), No. two pole (5) are installed to the outer wall of stopper (3), and the one end of No. two pole (5) extends into the inside of stopper (3), the bottom of stopper (3) is equipped with fluting (6), fan (7) are installed to the inside diapire of bottom plate (1).

2. The auxiliary frame for a point type photoelectric smoke fire detector with adjustable length according to claim 1, wherein: the outer wall of stopper (3) runs through and installs inserted bar (301), and the outer wall of inserted bar (301) encircles and installs first spring (302).

3. The auxiliary frame for a point type photoelectric smoke fire detector with adjustable length according to claim 1, wherein: no. one the outer wall of pole (4) encircles and installs second spring (401), fixture block (402) are installed to the bottom of a pole (4), gag lever post (403) are installed to the outer wall of a pole (4), movable rod (404) are installed to the inner wall of stopper (3), third spring (406) are installed to the outer wall of movable rod (404), and the one end of third spring (406) and the interior wall connection of stopper (3), the pole (405) that blocks of L type is installed to the inner wall of stopper (3).

4. The auxiliary frame for a point type photoelectric smoke fire detector with adjustable length according to claim 1, wherein: connecting rod (501) is installed to No. two pole (5) bottoms, and the blade is all installed to the one end of connecting rod (501) and No. two pole (5), and storage bag (502) are installed to the inner wall of stopper (3).

5. The auxiliary frame for a point type photoelectric smoke fire detector with adjustable length according to claim 1, wherein: the inner wall of the slot (6) is provided with a flexible film (601).

6. The auxiliary frame for a point type photoelectric smoke fire detector with adjustable length according to claim 1, wherein: the output end of the fan (7) is provided with a telescopic pipe (701), the top of the telescopic pipe (701) extends out of the top of the bottom plate (1), and one end of the telescopic pipe (701) is provided with a spray head (702).

7. The auxiliary frame for a point type photoelectric smoke fire detector with adjustable length according to claim 1, wherein: the cable hole (101) is formed in the top of the bottom plate (1), and the bolt (102) penetrates through the top of the bottom plate (1).