CN217847253U

CN217847253U - Photoelectric smoke fire detector with split structure

Info

Publication number: CN217847253U
Application number: CN202221769423.6U
Authority: CN
Inventors: 黄群
Original assignee: Quanzhou Xifeng Electronic Technology Co ltd
Current assignee: Quanzhou Xifeng Electronic Technology Co ltd
Priority date: 2022-07-09
Filing date: 2022-07-09
Publication date: 2022-11-18
Anticipated expiration: 2032-07-09

Abstract

The utility model discloses a photoelectric smoke fire detector with a split-mounting structure, which comprises a mounting plate, wherein the bottom of the mounting plate is fixedly connected with a split-mounting positioning mechanism, and a photoelectric smoke fire detector body is clamped on the split-mounting positioning mechanism; the sub-packaging positioning mechanism comprises a fixed seat, the fixed seat is fixedly connected to the bottom of the mounting plate, first cavities are symmetrically arranged in the interior of the fixed seat, a second cavity is formed in the position, between two corresponding first cavities, of the fixed seat, and first bearings are installed on the inner wall, away from one side of the second cavity, of each first cavity. This photoelectric smoke fire detector of partial shipment structure, structural design is reasonable, and convenient to use adopts the partial shipment structure to realize fixed to fire detector, has avoided the inconvenient problem of dismantling the maintenance that traditional bolt installation brought, and then maximized improvement maintenance efficiency, and can not cause destruction to the wall, can satisfy people's user demand.

Description

Photoelectric smoke fire detector with split structure

Technical Field

The utility model relates to a fire detection technical field specifically is a photoelectric smoke fire detector of split charging structure.

Background

The fire detector is used in automatic fire alarm system to detect fire and to monitor whether fire occurs or not, and once the fire occurs, the detector converts the physical parameters of fire, such as temperature, smoke, gas and radiation light intensity, into electric signals and sends alarm signal to the fire alarm controller.

At present, the photoelectric smoke fire detector in the prior art mostly adopts bolts to carry out fixed mounting, and when dismantling and overhauling the photoelectric smoke fire detector, a worker is required to carry tools to spend a large amount of time and energy to operate, thereby wasting time and energy, and also can damage the wall and influence the overhauling efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a photoelectric smoke fire detector of split charging structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a photoelectric smoke fire detector with a split-mounting structure comprises a mounting plate, wherein a split-mounting positioning mechanism is fixedly connected to the bottom of the mounting plate, and a photoelectric smoke fire detector body is clamped on the split-mounting positioning mechanism;

the partial shipment positioning mechanism includes the fixing base, fixing base fixed connection is in the bottom of mounting panel, first cavity is installed to the inside symmetry of fixing base, the second cavity has been seted up to the inside position that corresponds between two first cavities of fixing base, first cavity is kept away from and is installed first bearing on the inner wall of second cavity one side, swing joint has the screw rod in the first bearing, the one end of screw rod runs through to the inside fixedly connected with first gear of second cavity, and the screw rod surface thread that is located first cavity inside is connected with the swivel nut, the bottom fixed mounting of swivel nut has the link, the one end of link runs through the fixing base and installs the centre gripping cover, the second bearing is installed at the top of second cavity inner wall, swing joint has the transfer line in the second bearing, the bottom fixedly connected with of transfer line and the second gear that two first gear cooperations were used, the fixed surface of transfer line is connected with the third gear, the position that the fixing base right side corresponds the third gear is equipped with the actuating lever, the left end of actuating lever runs through the fixing base and extends to the inside fixedly connected with the fourth gear that uses with the cooperation with the third gear with the second cavity inside.

Preferably, the mounting plate is provided with four mounting holes, and the four mounting holes are respectively arranged at four corners of the mounting plate.

Preferably, the inboard fixedly connected with chucking piece of centre gripping cover, the outside fixedly connected with of photoelectric sensing cigarette fire detector body and the chucking groove of chucking piece cooperation use.

Preferably, the right end of the driving rod is fixedly connected with a rotating handle, and anti-skid grains are formed in the surface of the rotating handle.

Preferably, the right side of the fourth gear is fixedly connected with an annular inserting plate, and an annular slot matched with the annular inserting plate is formed in the position, corresponding to the annular inserting plate, on the right side of the inner wall of the second cavity.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses utilize mounting hole and screw can be fixed in the mounting panel on the wall, when fixing the installation of inductance of setting a fire disaster detector body, just to the fixing base bottom with it, the chucking groove of both sides is just to two chucking pieces, after rotatory to the actuating lever, the fourth gear drives the third gear rotation, and then it rotates under the connection of second bearing to drive the transfer line, meanwhile second gear rotation, two first gears with it meshing drive two screw rods rotatory under the connection of first bearing, threaded connection is on the swivel nut passes through the connection of link, it moves to the inboard to drive the centre gripping cover, make the chucking piece insert the chucking inslot, form fixedly, pull out the actuating lever to the outside slightly at last, make annular picture peg card go into to annular slot in can, the photoelectric smoke fire detector of this partial shipment structure, structural design is reasonable, high durability and convenient use, adopt the partial shipment structure to realize fixing fire detector, the inconvenient problem of dismantling the maintenance that traditional bolt installation brought has been avoided, and then maximized improvement maintenance efficiency, and can not cause destruction to the wall, can satisfy user demand.

2. The utility model discloses a set up the mounting hole, can cooperate the bolt to realize the fixed of mounting panel, through setting up chucking piece and chucking groove, can be when the centre gripping cover moves to the inboard for the chucking piece inserts the chucking groove, thereby realize the fixed of photoelectricity smoke fire detector body, through setting up rotatory handle, the person of facilitating the use rotates the actuating lever, through setting up the annular picture peg, can be when need not the dismouting and overhaul, go into its card to the annular slot in, prevent the free drive of third gear and fourth gear.

Drawings

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a sectional view of the sub-packaging positioning mechanism of the present invention;

fig. 4 isbase:Sub>A partially enlarged view ofbase:Sub>A-base:Sub>A in fig. 3 according to the present invention.

In the figure: the device comprises a mounting plate 1, a split-charging positioning mechanism 2, a fixed seat 21, a first cavity 22, a second cavity 23, a first bearing 24, a screw rod 25, a first gear 26, a threaded sleeve 27, a connecting frame 28, a clamping sleeve 29, a second bearing 210, a transmission rod 211, a second gear 212, a third gear 213, a driving rod 214, a fourth gear 215, a clamping block 216, a rotating handle 217, an annular inserting plate 218, a photoelectric smoke fire detector body 3, a mounting hole 4 and a clamping groove 5.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a photoelectric smoke fire detector with a split-mount structure includes a mounting plate 1, a split-mount positioning mechanism 2 fixedly connected to the bottom of the mounting plate 1, and a photoelectric smoke fire detector body 3 clamped to the split-mount positioning mechanism 2.

The sub-assembly positioning mechanism 2 comprises a fixed seat 21, the fixed seat 21 is fixedly connected to the bottom of the mounting plate 1, first cavities 22 are symmetrically arranged inside the fixed seat 21, a second cavity 23 is formed in the position, corresponding to the position between the two first cavities 22, of the fixed seat 21, first cavities 22 are far away from the inner wall of one side of the second cavity 23, first bearings 24 are internally and movably connected with screws 25, one ends of the screws 25 penetrate through the first gears 26 fixedly connected inside the second cavity 23, the screws 25 located inside the first cavities 22 are connected with screw sleeves 27 in a threaded manner, connecting frames 28 are fixedly installed at the bottoms of the screw sleeves 27, one ends of the connecting frames 28 penetrate through the fixed seat 21 and are provided with clamping sleeves 29, second bearings 210 are installed at the tops of the inner wall of the second cavity 23, transmission rods 211 are movably connected inside the second bearings 210, the bottom ends of the transmission rods 211 are fixedly connected with second gears 212 matched with the two first gears 26, third driving rods 213 are fixedly connected to the surfaces of the

transmission rods

211, 214 are arranged at positions, corresponding to the right sides of the fixed seat 21 and extend to the second cavities 23 and are connected with fourth gears 215 matched with the third gears 213.

Specifically, mounting hole 4 has been seted up on mounting panel 1, and the quantity of mounting hole 4 is four and sets up respectively in the four corners department of mounting panel 1, through setting up mounting hole 4, can cooperate the bolt to realize mounting panel 1's fixed.

Specifically, the inside fixedly connected with chucking piece 216 of clamping sleeve 29, the outside fixedly connected with of photoelectric smoke fire detector body 3 and the chucking groove 5 that chucking piece 216 cooperation was used through setting up chucking piece 216 and chucking groove 5, can be when clamping sleeve 29 moves to the inboard for chucking piece 216 inserts chucking groove 5, thereby realizes the fixed of photoelectric smoke fire detector body 3.

Specifically, the right end of the driving rod 214 is fixedly connected with a rotating handle 217, anti-slip threads are arranged on the surface of the rotating handle 217, and a user can rotate the driving rod 214 conveniently by arranging the rotating handle 217.

Specifically, the right side of the fourth gear 215 is fixedly connected with an annular insert plate 218, an annular insert slot matched with the annular insert plate 218 is formed in the position, corresponding to the annular insert plate 218, on the right side of the inner wall of the second cavity 23, and by arranging the annular insert plate 218, the annular insert plate can be clamped into the annular insert slot 218 when the disassembly, assembly and maintenance are not needed, so that the free transmission of the third gear 213 and the fourth gear 215 is prevented.

This photoelectric smoke fire detector of partial shipment structure, structural design is reasonable, and convenient to use adopts the partial shipment structure to realize fixed to fire detector, has avoided the inconvenient problem of dismantling the maintenance that traditional bolt installation brought, and then maximized improvement maintenance efficiency, and can not cause destruction to the wall, can satisfy people's user demand.

When the optical inductance smoke and fire detector body 3 is installed and fixed, the mounting plate 1 can be fixed on a wall surface through the mounting holes 4 and the screws, when the optical inductance smoke and fire detector body 3 is installed and fixed, the mounting plate is opposite to the bottom of the fixing seat 21, the clamping grooves 5 on two sides are opposite to the two clamping blocks 216, after the driving rod 214 rotates, the fourth gear 215 drives the third gear 213 to rotate, further the driving rod 211 is driven to rotate under the connection of the second bearing 210, meanwhile, the second gear 212 rotates, the two first gears 26 meshed with the second gear 26 drive the two screw rods 25 to rotate under the connection of the first bearing 24, the screw sleeve 27 in threaded connection with the screw sleeve drives the clamping sleeve 29 to move inwards through the connection of the connecting frame 28, the clamping blocks 216 are inserted into the clamping grooves 5 to form fixation, finally, the driving rod 214 is slightly pulled outwards, the annular inserting plate 218 is clamped into the annular inserting groove, and the steps are reversely operated when the optical inductance smoke and fire detector body is similarly disassembled.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a photoelectric smoke fire detector of split charging structure, includes mounting panel (1), its characterized in that: the bottom of the mounting plate (1) is fixedly connected with a sub-assembly positioning mechanism (2), and a photoelectric smoke fire detector body (3) is clamped on the sub-assembly positioning mechanism (2);

the split-mounting positioning mechanism (2) comprises a fixing seat (21), the fixing seat (21) is fixedly connected to the bottom of the mounting plate (1), first cavities (22) are symmetrically arranged in the fixing seat (21), a second cavity (23) is formed in the position, corresponding to the position between the two first cavities (22), of the fixing seat (21), a first bearing (24) is arranged on the inner wall, away from one side of the second cavity (23), of the first cavity (22), a screw rod (25) is movably connected in the first bearing (24), one end of the screw rod (25) penetrates through the first gear (26) fixedly connected in the second cavity (23), a threaded sleeve (27) is connected to the surface of the screw rod (25) located in the first cavity (22), a connecting frame (28) is fixedly installed at the bottom of the threaded sleeve (27), a clamping sleeve (29) is installed on the fixing seat (21) by penetrating through one end of the connecting frame (28), a second bearing (210) is installed at the top of the inner wall of the second cavity (23), a transmission rod (211) is movably connected in the second bearing (210), the bottom of the transmission rod (211) is connected with the first gear (26), and a third gear (213) and a transmission rod (213) is connected with the first gear (26), the position that fixing base (21) right side corresponds third gear (213) is equipped with actuating lever (214), the left end of actuating lever (214) runs through fixing base (21) and extends to the inside fixedly connected with of second cavity (23) and fourth gear (215) that cooperate the use with third gear (213).

2. A photoelectric smoke fire detector of a split-mount structure according to claim 1, wherein: mounting hole (4) have been seted up on mounting panel (1), the quantity of mounting hole (4) is four and sets up respectively in the four corners department of mounting panel (1).

3. A photoelectric smoke fire detector of a split structure according to claim 2, wherein: the inboard fixedly connected with chucking piece (216) of centre gripping cover (29), the outside fixedly connected with of photoelectric sensing smoke fire detector body (3) is with chucking groove (5) that chucking piece (216) cooperation was used.

4. A photoelectric smoke fire detector of a split structure according to claim 3, wherein: the right end of the driving rod (214) is fixedly connected with a rotating handle (217), and anti-skid grains are formed in the surface of the rotating handle (217).

5. The photoelectric smoke fire detector of a split-mount structure of claim 4, wherein: the right side of the fourth gear (215) is fixedly connected with an annular inserting plate (218), and an annular inserting groove matched with the annular inserting plate (218) is formed in the position, corresponding to the annular inserting plate (218), on the right side of the inner wall of the second cavity (23).