CN112483861A

CN112483861A - Fire alarm device convenient to installation is dismantled

Info

Publication number: CN112483861A
Application number: CN202011369904.3A
Authority: CN
Inventors: 王玺
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-03-12

Abstract

The invention discloses a fire alarm device convenient to mount and dismount, which comprises a mounting seat, a protective cover and an alarm body, wherein the top end of the mounting seat is provided with a through hole, a double-shaft motor is arranged at the bottom end in the through hole, and first rotating shafts are respectively and fixedly mounted at the output ends of the left end and the right end of the double-shaft motor; set up the safety cover and can protect the alarm body, can not influence the work of alarm body, can increase the life of alarm body, this device is convenient to be dismantled and install the alarm body, facilitates the use, and the practicality is strong.

Description

Fire alarm device convenient to installation is dismantled

Technical Field

The invention relates to the technical field of fire-fighting alarm devices, in particular to a fire-fighting alarm device convenient to mount and dismount.

Background

The fire alarm device is one of the most important means for preventing fire, and is used for detecting that a great amount of smoke causes fire to generate an alarm, and the sensitivity of the smoke alarm device is considered according to the geographical position and the application environment, so that the effect which a user should have can be achieved.

At the in-process that uses the fire control siren, common fire control siren is not convenient for install, and the installation procedure is loaded down with trivial details, often needs two staff cooperations directly to hold the fire control siren and install it, and the installation is wasted time and energy, has greatly increased staff's work burden to when needs are dismantled and are maintained, also be convenient for dismantle.

Disclosure of Invention

The invention aims to provide a fire-fighting alarm device convenient to mount and dismount so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a fire-fighting alarm device convenient to mount and dismount, which comprises a mounting seat, a protective cover and an alarm body, the top end of the mounting seat is provided with a through hole, the bottom end in the through hole is provided with a double-shaft motor, the output ends of the left and right ends of the double-shaft motor are respectively and fixedly provided with a first rotating shaft, one end of the first rotating shaft is connected with a second bevel gear, the top end of the second bevel gear is engaged with a first bevel gear, a second rotating shaft is arranged at the axis of the first bevel gear, a threaded pipe is arranged at the top end of the second rotating shaft, a first threaded rod is connected with the inner thread of the threaded pipe, a fixing plate is horizontally arranged at the top end of the first threaded rod, a soft disc is fixedly arranged at the top end of the fixed plate, suckers are distributed on the top end of the soft disc in an array manner, mounting screws are arranged at the top end of the mounting seat and at the two ends of the flexible disk and used for fixedly mounting the mounting seat;

the protective cover is arranged at the bottom of the mounting seat, the protective covers are mounted at two ends of the mounting seat, pipe bodies are welded at two ends of the mounting seat respectively, circular rings are welded inside the pipe bodies, first springs are welded at the inner ends of the circular rings, insertion columns are welded at the inner ends of the first springs, the insertion columns penetrate through the tail ends of the protective covers and through holes matched with the protective covers on the mounting seat, so that the protective covers are fixed on the mounting seat, first pull rods are welded at the outer sides of the insertion columns, and the outer ends of the first pull rods penetrate through the circular rings;

the alarm body is arranged in the protective cover, the top end of the alarm body is fixedly provided with an installation plate, the top end of the mounting plate is fixedly connected with a fixed rod, the top end of the fixed rod is fixedly connected with a second threaded rod, the bottom of the mounting seat is provided with a thread groove matched with the second threaded rod, the bottom of the thread groove is provided with a positioning groove matched with the fixed rod, the left end and the right end of the positioning groove are provided with second fixing components, the second fixing components comprise limiting plates, limiting grooves and sliding grooves, the number of the limiting grooves is two, the limiting grooves are symmetrically arranged relative to the positioning groove, the two limiting grooves are respectively connected with a limiting plate in the opposite direction, the limiting plates are inserted into through holes matched with the limiting plates, which are formed in the fixing rod, the two limiting plates are connected with second pull rods in opposite directions respectively, and second springs are sleeved on parts, located in the limiting grooves, of the second pull rods.

As a further scheme of the invention: the second pull rod penetrates through the mounting seat at one end far away from the limiting plate, extends to the outer side and is fixedly connected with a pull ring.

As a further scheme of the invention: the upper and lower both sides of spacing groove all are provided with the spout, and are located two relative orientations of spacing groove, sliding connection has the slider on the spout, both sides about slider fixed connection just is located two relative one end that the limiting plate is carried on the back of the body on the limiting plate.

As a further scheme of the invention: the protective cap is sleeved on the outer thread of the pipe body.

As a further scheme of the invention: the outer side of the first pull rod is provided with anti-skid grains.

As a further scheme of the invention: draw-in grooves have been seted up respectively at the both ends of mounting panel, the bottom of mount pad and the both ends that are located the mounting panel are equipped with the recess respectively, the level is equipped with the connecting rod in the recess, the connecting rod is close to the one end fixedly connected with stopper of draw-in groove, the other end of connecting rod runs through the recess and extends to outside and fixedly connected with arm-tie.

As a further scheme of the invention: and a compression spring is sleeved on the part of the connecting rod, which is positioned in the groove.

Compared with the prior art, the invention has the beneficial effects that: according to the fire alarm device convenient to mount and dismount, the mounting seat can be fixed on the wall surface firstly by arranging the double-shaft motor, the threaded pipe, the first threaded rod and the sucker, then an operator can mount the mounting seat at the position where the alarm needs to be mounted by using the mounting screw, the mounting is not required to be assisted by the operator during mounting, manpower is greatly saved, and the operation is convenient; set up the safety cover and can protect the alarm body, can not influence the work of alarm body, can increase the life of alarm body, this device is convenient to be dismantled and install the alarm body, facilitates the use, and the practicality is strong.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a second fixing assembly in the first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a first fixing assembly according to a second embodiment of the present invention.

In the figure: 1-protective cover, 2-alarm body, 3-mounting plate, 4-first fixing component, 41-pulling plate, 42-connecting rod, 43-groove, 44-compression spring, 45-limiting block, 5-second fixing component, 51-pulling ring, 52-second pulling rod, 53-second spring, 54-limiting plate, 55-limiting groove, 56-sliding groove, 57-sliding block, 6-clamping groove, 7-fixing rod, 8-mounting seat, 9-plug column, 10-pipe body, 11-first spring, 12-first pulling rod, 13-protective cap, 14-mounting screw, 15-fixing plate, 16-sucking disc, 17-floppy disk, 18-first threaded rod, 19-threaded pipe, 20-biaxial motor, 21-a first rotating shaft, 22-a second rotating shaft, 23-a first bevel gear, 24-a second bevel gear, 25-a thread groove, 26-a second threaded rod, 27-a positioning groove and 28-a circular ring.

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.

Example 1

Referring to fig. 1-2, in the embodiment of the present invention, an installation and disassembly facilitating fire alarm device includes an installation base 8, a protection cover 1 and an alarm body 2, a through hole is formed at a top end of the installation base 8, a dual spindle motor 20 is disposed at a bottom end in the through hole, first rotating shafts 21 are respectively fixedly mounted at output ends of left and right ends of the dual spindle motor 20, one end of the first rotating shaft 21 is connected with a second bevel gear 24, a first bevel gear 23 is engaged at a top end of the second bevel gear 24, a second rotating shaft 22 is disposed at an axial center of the first bevel gear 23, a threaded pipe 19 is disposed at a top end of the second rotating shaft 22, a first threaded rod 18 is connected to the threaded pipe 19 in an internal thread manner, a fixing plate 15 is horizontally disposed at a top end of the first threaded rod 18, a flexible disk 17 is fixedly mounted at a top end of the, mounting screws 14 are arranged at the top end of the mounting seat 8 and at the two ends of the flexible disk 17 and used for fixedly mounting the mounting seat 8;

the protective cover comprises a mounting seat 8, and is characterized in that a protective cover 1 is arranged at the bottom of the mounting seat 8, the protective cover 1 is arranged at two ends of the mounting seat 8, pipe bodies 10 are welded at two ends of the mounting seat 8 respectively, a circular ring 28 is welded inside the pipe bodies 10, first springs 11 are welded at the inner ends of the circular rings 28, splicing columns 9 are welded at the inner ends of the first springs 11, the splicing columns 9 penetrate through holes matched with the tail ends of the protective cover 1 and the mounting seat 8 so as to fix the protective cover 1 on the mounting seat 8, first pull rods 12 are welded at the outer sides of the splicing columns 9, the outer ends of the first pull rods 12 penetrate through the circular rings 28, protective caps 13 are sleeved on external threads of the pipe bodies 10 to prevent mistakenly pulling the first pull rods 12, and anti-slip threads are arranged at the outer sides of the first pull;

the alarm body 2 is arranged in the protective cover 1, the mounting plate 3 is fixedly arranged at the top end of the alarm body 2, the fixing rod 7 is fixedly connected at the top end of the mounting plate 3, the second threaded rod 26 is fixedly connected at the top end of the fixing rod 7, the threaded groove 25 matched with the second threaded rod 26 is formed in the bottom of the mounting seat 8, the positioning groove 27 matched with the fixing rod 7 is formed in the groove bottom of the threaded groove 25, the second fixing component 5 is arranged at the left end and the right end of the positioning groove 27, each second fixing component 5 comprises a limiting plate 54, a limiting groove 55 and a sliding groove 56, the number of the limiting grooves 55 is two, the two limiting grooves 55 are symmetrically arranged relative to the positioning groove 27, the two limiting plates 45 are respectively connected in opposite directions, the limiting plates 45 are inserted in matched through holes formed in the fixing rod 7, the two limiting plates 54 are respectively connected with second pull rods 52 in opposite directions, a second spring 53 is sleeved on a part, located in the limiting groove 55, of the second pull rod 52, one end, far away from the limiting plate 54, of the second pull rod 52 penetrates through the mounting seat 8, extends to the outer side and is fixedly connected with a pull ring 51, sliding grooves 56 are formed in the upper side and the lower side of one end, in the opposite direction, of the two limiting grooves 55, sliding blocks 57 are connected onto the sliding grooves 56 in a sliding mode, the sliding blocks 57 are fixedly connected onto the limiting plate 54 and located in the upper side and the lower side of the opposite end of the two limiting plates 54, the limiting plate 54 can be positioned, and the limiting plate 54 is enabled to be more stable;

example 2

Referring to fig. 3 to 4, in order to fix the alarm body 2 of the fire alarm device convenient to mount and dismount, the following improvements are made in the embodiment: draw-in groove 6 has been seted up respectively at the both ends of mounting panel 3, the bottom of mount pad 8 and the both ends that are located mounting panel 3 are equipped with recess 43 respectively, the level is equipped with connecting rod 42 in the recess 43, connecting rod 42 is close to the one end fixedly connected with stopper 45 of draw-in groove 6, the other end of connecting rod 42 runs through recess 43 and extends to the outside and fixedly connected with arm-tie 41, the cover is equipped with compression spring 44 on the part that connecting rod 42 is located recess 43.

The working principle of the invention is as follows: when the fire alarm device convenient to mount and dismount is used, the double-shaft motor 20 is started to drive the first rotating shafts 21 on two sides to rotate, the first rotating shafts 21 drive the second rotating shafts 22 to rotate through the first bevel gears 23 and the second bevel gears 24, the fixing plates 15 are driven to move upwards through the threaded pipes 19 and the first threaded rods 18, the suckers 16 are fixed on the wall surface, then an operator can mount the mounting base at a position where an alarm needs to be mounted through the mounting screws 14, auxiliary mounting of personnel is not needed during mounting, labor is greatly saved, and the fire alarm device is convenient to operate;

further, if the alarm body 2 needs to be disassembled for maintenance and replacement, the first pull rod 12 is firstly pulled, the first pull rod 12 drives the insertion column 9 to move outwards, so as to separate from the protection cover 1, at the moment, the protection cover 1 can be disassembled, the alarm body 2 can be protected by arranging the protection cover 1, the work of the alarm body 2 cannot be influenced, the service life of the alarm body 2 can be prolonged, then the pull plate 41 and the pull ring 51 are pulled, the pull plate 41 drives the limit block 45 to move outwards through the connecting rod 42 to separate from the clamping groove 6, the pull ring 51 drives the limit plate 54 to move outwards through the second pull rod 52, so that the limit plate 54 separates from the fixed rod 7, then the fixed rod 7 is rotated, the second threaded rod 26 is screwed out from the threaded groove 25, the disassembly of the alarm body 2 can be completed, the reverse operation can be carried out during the installation and the disassembly, the device is convenient for disassembling, convenient to use, the practicality is strong.

It will be evident to those skilled in the art that the invention 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 invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The fire alarm device convenient to mount and dismount comprises a mounting seat (8), a protective cover (1) and an alarm body (2), and is characterized in that a through hole is formed in the top end of the mounting seat (8), a double-shaft motor (20) is arranged at the bottom end in the through hole, a first rotating shaft (21) is fixedly mounted at the output ends of the left end and the right end of the double-shaft motor (20) respectively, one end of the first rotating shaft (21) is connected with a second bevel gear (24), the top end of the second bevel gear (24) is meshed with a first bevel gear (23), a second rotating shaft (22) is arranged at the axis of the first bevel gear (23), a threaded pipe (19) is arranged at the top end of the second rotating shaft (22), a first threaded rod (18) is in threaded connection with the threaded pipe (19), and a fixing plate (15) is horizontally arranged at the top end, a flexible disk (17) is fixedly mounted at the top end of the fixing plate (15), suckers (16) are distributed at the top end of the flexible disk (17) in an array manner, and mounting screws (14) are arranged at the top end of the mounting seat (8) and at two ends of the flexible disk (17) and used for fixedly mounting the mounting seat (8);

the protective cover is characterized in that a protective cover (1) is arranged at the bottom of the mounting seat (8), the protective covers (1) are arranged at two ends of the mounting seat (8), pipe bodies (10) are welded at two ends of the mounting seat (8) respectively, circular rings (28) are welded inside the pipe bodies (10), first springs (11) are welded at the inner ends of the circular rings (28), inserting columns (9) are welded at the inner ends of the first springs (11), the inserting columns (9) penetrate through holes matched with the tail ends of the protective covers (1) and the mounting seat (8) so as to fix the protective covers (1) on the mounting seat (8), first pull rods (12) are welded at the outer sides of the inserting columns (9), and the outer ends of the first pull rods (12) penetrate through the circular rings (28);

the alarm comprises a protection cover (1), and is characterized in that the alarm body (2) is arranged in the protection cover (1), a mounting plate (3) is fixedly arranged at the top end of the alarm body (2), a fixing rod (7) is fixedly connected to the top end of the mounting plate (3), a second threaded rod (26) is fixedly connected to the top end of the fixing rod (7), a threaded groove (25) matched with the second threaded rod (26) is formed in the bottom of the mounting seat (8), a positioning groove (27) matched with the fixing rod (7) is formed in the bottom of the threaded groove (25), second fixing components (5) are arranged at the left end and the right end of the positioning groove (27), each second fixing component (5) comprises a limiting plate (54), a limiting groove (55) and a sliding groove (56), the number of the limiting grooves (55) is two, the two limiting plates (45) are symmetrically arranged about the positioning groove (27), and the two limiting, the limiting plates (45) are inserted into through holes which are formed in the fixing rod (7) and matched with the fixing rod, the two limiting plates (54) are connected with second pull rods (52) in opposite directions respectively, and second springs (53) are sleeved on parts, located in the limiting grooves (55), of the second pull rods (52).

2. A fire alarm device convenient to mount and dismount as claimed in claim 1, wherein the second pull rod (52) extends through the mounting seat (8) to the outside at the end far away from the limit plate (54) and is fixedly connected with a pull ring (51).

3. The fire alarm device convenient to mount and dismount as claimed in claim 1, wherein sliding grooves (56) are formed in the upper side and the lower side of each limiting groove (55) and located in the opposite directions of the two limiting grooves (55), sliding blocks (57) are connected onto the sliding grooves (56) in a sliding manner, and the sliding blocks (57) are fixedly connected onto the limiting plates (54) and located in the upper side and the lower side of the opposite ends of the two limiting plates (54).

4. A fire alarm device convenient for mounting and dismounting as claimed in claim 1, wherein the external thread of the pipe body (10) is sheathed with a protective cap (13).

5. A fire alarm device convenient to mount and dismount as claimed in claim 1, wherein the outer side of the first pull rod (12) is provided with anti-skid threads.

6. The fire alarm device convenient to install and detach as claimed in claim 1, wherein the clamping grooves (6) are respectively formed at two ends of the mounting plate (3), the grooves (43) are respectively formed in the bottom of the mounting seat (8) and at two ends of the mounting plate (3), the connecting rod (42) is horizontally arranged in each groove (43), the connecting rod (42) is close to one end of each clamping groove (6) and is fixedly connected with a limiting block (45), and the other end of the connecting rod (42) penetrates through each groove (43) and extends to the outer side and is fixedly connected with a pulling plate (41).

7. A fire alarm device facilitating mounting and dismounting according to claim 6, wherein a compression spring (44) is sleeved on a portion of the connecting rod (42) located in the groove (43).