CN215218529U

CN215218529U - Protection assembly of photoelectric smoke detector

Info

Publication number: CN215218529U
Application number: CN202121659170.2U
Authority: CN
Inventors: 缪雪平
Original assignee: Individual
Current assignee: Beijing Jiananda Fire Safety Engineering Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-12-17
Anticipated expiration: 2031-07-21

Abstract

The utility model belongs to the technical field of fire detector equipment, a protection subassembly of photoelectric smoke detector is disclosed, its technical essential is: including the fixed plate, the fixed plate is inside to be seted up the control chamber, and fixed plate surface mounting has the smoke detector body, body fixed plate surface mounting all around has clean mechanism, clean mechanism is including clearance portion and rotating part, clearance portion contacts with the body surface, the rotating part is connected with clearance portion and is used for controlling clearance portion rotatory around the body, installs protection machanism in the fixed plate, protection machanism is including occlusion part and pars contractilis, the occlusion part is located the body both sides and is used for protecting the body, the pars contractilis is connected with the occlusion part and is used for controlling the occlusion part.

Description

Protection assembly of photoelectric smoke detector

Technical Field

The utility model relates to a fire detector equipment technical field specifically is a protection subassembly of photoelectric smoke detector.

Background

The smoke detector is a fire detection device, the existing smoke detector is the most commonly used detector in the world at present, and the smoke detector is widely applied to places such as houses, markets, hotels, office buildings, dance halls, warehouses and the like. In an office building, decoration work is performed for a period of time whenever a new company is parked.

In the decoration process, a large amount of cuttings can be generated by cutting of the plates and drilling of the wall, the cuttings are scattered in the air, and the smoke detector is easily triggered by mistake, so that unnecessary manpower consumption can be caused to conduct troubleshooting work. Now, for the situation, the worker can stick the plastic bag around the smoke detector through the adhesive tape, so that the air environment around the smoke detector is not communicated with the external environment.

But this kind of measure of current, thoroughly will feel the cigarette ware and external isolated, can't detect the smog that needs were handled, when the conflagration breaing out, can't handle the very first time, current equipment can't protect the cigarette ware of feeling in addition, will feel that cigarette ware surface adheres to dust, cuttings and carry out high-efficient clearance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection subassembly of photoelectric smoke detector to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a protection component of photoelectric smoke detector, includes the fixed plate, and the fixed plate is inside to have seted up the control chamber, and fixed plate surface mounting has the smoke detector body, body fixed plate surface mounting all around has clean mechanism, clean mechanism is including clearance portion and rotating part, clearance portion and body surface contact, the rotating part is connected with clearance portion and is used for controlling clearance portion around the body is rotatory, installs protection machanism in the fixed plate, protection machanism is including occlusion part and pars contractilis, occlusion part is located the body both sides and is used for protecting the body, pars contractilis is are connected with occlusion part and is used for controlling occlusion part.

As a further aspect of the present invention: the cleaning part comprises a fixed column fixedly mounted at the bottom of the body, a rotating shaft is fixedly mounted on the surface of the fixed column, a rotating ring located around the body is slidably mounted on the surface of the fixed plate, a plurality of groups of cleaning rods fixedly connected with the rotating shaft are fixedly mounted on the surface of the rotating ring, soft brushes which are uniformly distributed and tightly attached to the surface of the body are arranged on the surface of each cleaning rod, and the rotating ring is connected with the rotating part.

As a further aspect of the present invention: the rotating part is including the annular and rotating ring sliding connection's that fixed plate surface inwards seted up revolving chute, and the fixed surface that the rotating ring is located the revolving chute installs annular ring gear, and the inside fixed mounting of control chamber has first motor, and fixed mounting has the transmission fluted disc of being connected with the ring gear meshing on the output shaft of first motor.

As a further aspect of the present invention: the shielding part is provided with the shielding curtain including the spread groove that the fixed plate surface was seted up and control chamber intercommunication, the control intracavity, the shielding curtain is connected with flexible portion, the one end of shielding curtain passes the spread groove and extends to the fixed plate outside and fixedly connected with counterweight rod.

As a further aspect of the present invention: the telescopic part comprises a threaded rod rotatably mounted between the inner walls of the control cavity, the thread directions of the two sides of the threaded rod are opposite, the surface of the threaded rod is in threaded connection with two groups of sliding blocks fixedly connected with the shielding curtain respectively, a guide shaft matched with the shielding curtain is rotatably mounted in the control cavity, a second motor is fixedly mounted in the control cavity, a fluted disc is fixedly mounted on the surface of an output shaft of the second motor and the surface of the threaded rod respectively, and a transmission belt is connected between the two groups of fluted discs in a meshed manner.

Compared with the prior art, the beneficial effects of the utility model are that: through being provided with soft brush, the cleaning rod, the fixed column, the clearance portion that the swivel becket constitutes and by the swivelling chute, the ring gear, the rotating part that the driving gear dish constitutes mutually supports, can carry out the efficient to body surface adnexed dust and clean, mutually support through setting up occlusion part and pars contractilis, can be through adjusting the extension length of sheltering from the curtain and then protect the body, it thoroughly will feel cigarette ware and external isolated to have solved current processing method, can't detect the smog that needs were handled, when the conflagration breaing out, unable very first time is handled, and current equipment can't protect to feeling cigarette ware and will feel cigarette ware surface adnexed dust, the problem that the chalk carries out high-efficient clearance.

Drawings

Fig. 1 is a schematic structural diagram of a protection component of a photoelectric smoke detector.

Fig. 2 is an enlarged schematic view of a in fig. 1.

Fig. 3 is an enlarged structural diagram of B in fig. 1.

Wherein: the cleaning device comprises a fixed plate 1, a control cavity 2, a body 3, a cleaning mechanism 4, a cleaning part 41, a fixed column 411, a cleaning rod 412, a soft brush 413, a rotating ring 414, a rotating part 42, a rotating groove 421, a gear ring 422, a first motor 423, a transmission gear disc 424, a protection mechanism 5, a shielding part 51, a balance weight rod 511, a connecting groove 512, a shielding curtain 513, an expansion part 52, a threaded rod 521, a sliding block 522, a guide shaft 523, a second motor 524, a gear disc 525 and a transmission belt 526.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The following detailed description is provided for the specific embodiments of the present invention.

As shown in fig. 1, a structure diagram of a protection component of a photoelectric smoke detector provided for an embodiment of the present invention includes a fixed plate 1, a control chamber 2 is disposed inside the fixed plate 1, a smoke detector body 3 is disposed on a surface of the fixed plate 1, a cleaning mechanism 4 is disposed on a surface of the fixed plate 1 around the body 3, the cleaning mechanism 4 includes a cleaning portion 41 and a rotating portion 42, the cleaning portion 41 contacts a surface of the body 3, the rotating portion 42 is connected to the cleaning portion 41 to control the cleaning portion 41 to rotate around the body 3, a protection mechanism 5 is disposed in the fixed plate 1, the protection mechanism 5 includes a shielding portion 51 and a telescopic portion 52, the shielding portion 51 is disposed on two sides of the body 3 to protect the body 3, the telescopic portion 52 is connected to the shielding portion 51 to control the shielding portion 51, when in use, the body 3 performs smoke detection on an external environment, when external environment produced a large amount of dusts in the construction, start rotating part 42 and drive clearance portion 41 and rotate and then carry out the efficient to body 3 surface adnexed dust and clean around body 3, effectively keep body 3 surface clean and tidy, improve the response effect to the flue gas to adjust the extension length of shielding part 51 through pars contractilis 52 and can carry out effectual protection by body 3, when avoiding pedestrian's transport thing, the object of eminence leads to the fact the damage to body 3.

As shown in fig. 1 and 2, as a preferred embodiment of the present invention, the cleaning portion 41 includes a fixed column 411 fixedly mounted at the bottom of the body 3, a surface of the fixed column 411 is fixedly mounted with a rotating shaft, a surface of the fixing plate 1 is slidably mounted with a rotating ring 414 positioned around the body 3, a plurality of groups of cleaning rods 412 fixedly connected with the rotating shaft are fixedly mounted on the surface of the rotating ring 414, the surface of each cleaning rod 412 is provided with soft brushes 413 uniformly distributed and tightly attached to the surface of the body 3, the rotating ring 414 is connected with the rotating portion 42, when in use, the rotating portion 42 drives the rotating ring 414 to rotate and then drives the plurality of groups of cleaning rods 412 to rotate around the body 3, and the soft brushes 413 on the surface of the cleaning rods 412 efficiently clean dust on the surface of the body 3.

As shown in fig. 2, as a preferred embodiment of the present invention, the rotating portion 42 includes the annular rotating groove 421 with the rotating ring 414 sliding connection that fixed plate 1 surface inwards offered, the fixed surface that the rotating ring 414 is located the rotating groove 421 installs annular ring gear 422, the inside fixed mounting in control chamber 2 has first motor 423, fixed mounting has the driving gear disc 424 that is connected with ring gear 422 meshing on the output shaft of first motor 423, when using, start first motor 423 and drive driving gear disc 424 and rotate and then drive rotating ring 414 internal rotation in rotating groove 421 through meshing transmission with ring gear 422.

As shown in fig. 1, as a preferred embodiment of the present invention, the shielding portion 51 includes a connecting groove 512 formed on the surface of the fixing plate 1 and communicated with the control chamber 2, a shielding curtain 513 is disposed in the control chamber 2, the shielding curtain 513 is connected with the telescopic portion 52, one end of the shielding curtain 513 is passed through the connecting groove 512 and extended to the outside of the fixing plate 1 and is fixedly connected with a weight lever 511, and when in use, the telescopic portion 52 is used to adjust the extending length of the shielding curtain 513 and further control the protection of the body 3.

As shown in fig. 1 and 3, as a preferred embodiment of the present invention, the expansion portion 52 includes a threaded rod 521 rotatably installed between the inner walls of the control chamber 2, the directions of the threads on both sides of the threaded rod 521 are opposite, the threaded rod 521 is threadedly connected with two sets of sliders 522 fixedly connected to the shielding curtains 513 respectively, a guide shaft 523 mutually matched with the shielding curtains 513 is installed in the control chamber 2 for rotation, a second motor 524 is fixedly installed in the control chamber 2, a fluted disc 525 is fixedly installed on the output shaft of the second motor 524 and the surface of the threaded rod 521 respectively, a transmission belt 526 is engaged between the two sets of fluted discs 525, when in use, the second motor 524 is started to drive the fluted disc 525 to rotate so as to drive the threaded rod 521 to rotate through the transmission belt 526, and the extension length of the shielding curtains 513 is adjusted by controlling the positions of the sliders 522.

The utility model discloses a theory of operation is: when using, body 3 carries out the smoke detection to external environment, when external environment produced a large amount of dusts in the construction, start rotating part 42 and drive clearance portion 41 around body 3 is rotatory and then carry out the efficient to body 3 surface adnexed dust and clean, it is clean effectively to keep body 3 clean in surface, improve the response effect to the flue gas, and adjust the extension length of shielding part 51 through pars contractilis 52 and can carry out effectual protection by body 3, when avoiding the pedestrian to carry the thing, the object of eminence causes the damage to body 3.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a protection component of photoelectric smoke detector, includes the fixed plate, and the fixed plate is inside to have seted up the control chamber, and fixed plate surface mounting has the smoke detector body, a serial communication port, body fixed plate surface mounting all around has clean mechanism, clean mechanism is including clearance portion and rotating part, clearance portion and body surface contact, the rotating part is connected with clearance portion and is used for controlling clearance portion rotatory around the body, installs protection machanism in the fixed plate, protection machanism is including occlusion part and pars contractilis, occlusion part is located the body both sides and is used for protecting the body, pars contractilis is connected with occlusion part and is used for controlling occlusion part.

2. The protection assembly of the photoelectric smoke detector according to claim 1, wherein the cleaning part comprises a fixed column fixedly installed at the bottom of the body, a rotating shaft is fixedly installed on the surface of the fixed column, a rotating ring located around the body is slidably installed on the surface of the fixed plate, a plurality of groups of cleaning rods fixedly connected with the rotating shaft are fixedly installed on the surface of the rotating ring, soft brushes uniformly distributed and tightly attached to the surface of the body are arranged on the surface of each cleaning rod, and the rotating ring is connected with the rotating part.

3. The protection assembly of a photoelectric smoke detector according to claim 1, wherein the rotating part comprises an annular rotating groove formed in the surface of the fixed plate and connected with the rotating ring in a sliding manner, an annular gear ring is fixedly mounted on the surface of the rotating ring in the rotating groove, a first motor is fixedly mounted inside the control cavity, and a transmission gear disc meshed with the gear ring is fixedly mounted on an output shaft of the first motor.

4. The protection assembly of a photoelectric smoke detector according to claim 1, wherein the shielding portion comprises a connecting groove formed in the surface of the fixing plate and communicated with the control chamber, a shielding curtain is arranged in the control chamber and connected with the telescopic portion, and one end of the shielding curtain extends to the outer side of the fixing plate through the connecting groove and is fixedly connected with a weight rod.

5. The protection assembly of claim 1, wherein the expansion portion comprises a threaded rod rotatably mounted between inner walls of the control chamber, the threads on both sides of the threaded rod are opposite in direction, two sets of sliding blocks fixedly connected with the shielding curtain are in threaded connection with the surface of the threaded rod, a guide shaft mutually matched with the shielding curtain is rotatably mounted in the control chamber, a second motor is fixedly mounted in the control chamber, a fluted disc is fixedly mounted on the output shaft of the second motor and the surface of the threaded rod respectively, and a transmission belt is connected between the two sets of fluted discs in a meshing manner.