CN218630973U - Dustproof shell structure of smoke detector - Google Patents
Dustproof shell structure of smoke detector Download PDFInfo
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- CN218630973U CN218630973U CN202222936688.7U CN202222936688U CN218630973U CN 218630973 U CN218630973 U CN 218630973U CN 202222936688 U CN202222936688 U CN 202222936688U CN 218630973 U CN218630973 U CN 218630973U
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Abstract
The utility model relates to a smoke detector's dust-proof housing structure, including the detector body, a plurality of smoke inlet has been seted up to the inside of detector body, the bottom fixedly connected with quantity of detector body is two connecting plates, two the equal fixedly connected with fixed block of the relative one side of connecting plate, two the equal sliding connection in inside of fixed block has a sliding block, two the same filter screen of the relative one side fixedly connected with of sliding block. According to the dustproof shell structure of the smoke detector, when smoke enters the inside of a labyrinth from a smoke inlet, a filter screen can play a role of filtering dust, and meanwhile, a circuit board in a protective shell is detected, and a buzzer is started and gives out light to alarm when the circuit board exceeds a detection threshold value; when needs are changed the filter screen, through two bolt poles of pulling, make its phase place removal under the effect of first spring, let two sliding blocks break away from the constraint of bolt pole, then the pulling apron with the filter screen follow two fixed blocks take out can.
Description
Technical Field
The utility model relates to a dustproof technical field of detector is felt to the cigarette, specifically is a smoke detector's dustproof shell structure is felt to cigarette.
Background
Smoke detectors, also known as smoke detectors, smoke-sensitive fire detectors, smoke probes and smoke sensors, are mainly applied to fire protection systems and also applied to security system construction. Smoke detectors use a radioactive element called americium-241 to detect smoke or harmful gases. When oxygen and nitrogen particles in normal air pass through a smoke detector, americium-241 ionizes them, thereby generating an electric current. If smoke particles enter the detector, the chemical reaction is destroyed, triggering an alarm.
According to the Chinese patent CN201822156617.9, the dustproof shell structure of the smoke detector has the innovation point that the smoke inlet hole is formed in the upper part of the shell, and the labyrinth is correspondingly upward. The smoke inlet hole is close to the top of the wall, and dust is not easy to fall into the smoke inlet hole. The device has the effect that smoke and dust can not be filtered after entering the inside of the detector, so that the dustproof effect can not reach an ideal state. Therefore, the dustproof shell structure of the smoke detector is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a smoke detector's dustproof shell structure possesses dustproof effectual, and the filter screen advantage such as convenient the changing, has solved the dustproof effect of current smoke detector not good, the problem that detector life reduces.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dustproof shell structure of smoke detector, includes the detector body, a plurality of smoke inlet has been seted up to the inside of detector body, the bottom fixedly connected with quantity of detector body is two connecting plates, two the relative equal fixedly connected with fixed block of one side of connecting plate, two the equal sliding connection in inside of fixed block has a sliding block, two the same filter screen of the relative one side fixedly connected with of sliding block, two the equal fixedly connected with sleeve of the looks one side of separating of connecting plate, two the first spring of the equal fixedly connected with of the inside of telescopic, two the equal fixedly connected with movable block of the relative one end of first spring, two the equal fixedly connected with bolt pole in inside of movable block, two the same protecting crust of bottom swing joint of connecting plate, the inside of protecting crust has been seted up quantity and has been two spread grooves, the inside fixedly connected with quantity of protecting crust is the second spring of two, two the second spring is the equal fixedly connected with card post of one end mutually.
Further, two the shape of connecting plate is the arc, two the sliding tray has all been seted up to the inside of fixed block, two the sliding block all slides through two sliding trays in the inside of two fixed blocks.
Further, bolt rod holes are formed in the two sleeves and the two connecting plates, the two bolt rods slide in the two sleeves and the two connecting plates through the bolt rod holes, and one ends of the two bolt rods, which are far away from each other, are fixedly connected with pull rings.
Further, two the first spring one end and two of keeping away from each other telescopic inner wall fixed connection, the positive fixedly connected with apron of filter screen, the shape of apron is rectangular shaped plate.
Furthermore, the top fixed connection maze of protective housing, the inside of protective housing is provided with the circuit board, the protective housing is located the bottom of two connecting plates through two spread grooves.
Further, an installation cavity is formed in the protection shell, the second spring is located in the protection shell through the installation cavity, and the two clamping columns are arc-shaped.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
1. according to the dustproof shell structure of the smoke detector, when smoke enters the inside of a labyrinth from a smoke inlet, a filter screen can play a role of filtering dust, and meanwhile, a circuit board in a protective shell is detected, and a buzzer is started and gives out light to alarm when the circuit board exceeds a detection threshold value; when needs are changed the filter screen, through two bolt poles of pulling, make its phase place removal under the effect of first spring, let two sliding blocks break away from the constraint of bolt pole, then the pulling apron with the filter screen follow two fixed blocks take out can.
2. This smoke detector's dustproof housing structure through seting up the spread groove in that the protecting crust is inside, sets up the installation cavity in the inside of protecting crust and is, makes the protecting crust when through second spring and two card posts and two connecting plate joints, the protecting crust can convenient and fast more when dismantling. Through seting up the sliding tray in two fixed blocks inside for the filter screen is when taking out, and the slip of two sliding blocks is more stable, guarantees after the clearance smoke and dust, and the filter screen is located the inside of two fixed blocks more easily.
Drawings
FIG. 1 is a main sectional view of the structure of the present invention;
FIG. 2 is a front view of the filter net of the present invention;
fig. 3 is a partial bottom view of the structure of the present invention.
In the figure: 1 detector body, 2 advance cigarette hole, 3 connecting plates, 4 fixed blocks, 5 sliding blocks, 6 filter screens, 7 sleeves, 8 first springs, 9 movable blocks, 10 bolt poles, 11 protecting crust, 12 spread grooves, 13 second springs, 14 card posts.
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. 1-3, the dust-proof housing structure of the smoke detector in this embodiment includes a detector body 1, a plurality of smoke inlet holes 2 are formed inside the detector body 1, two connecting plates 3 are fixedly connected to the bottom of the detector body 1, and the two connecting plates 3 are arc-shaped plates.
Two equal fixedly connected with fixed blocks 4 of 3 relative one sides of connecting plate, the equal sliding connection in inside of two fixed blocks 4 has sliding block 5, and the sliding tray has all been seted up to the inside of two fixed blocks 4, and two sliding blocks 5 all slide in the inside of two fixed blocks 4 through two sliding trays.
The opposite surfaces of the two sliding blocks 5 are fixedly connected with the same filter screen 6, the front surface of the filter screen 6 is fixedly connected with a cover plate, and the cover plate is a rectangular plate; two connecting plates 3 leave the equal fixedly connected with sleeve 7 of one side mutually, and the bolt pole hole has all been seted up with two connecting plates 3's inside to two sleeves 7, the equal fixedly connected with first spring 8 in two sleeves 7's inside, and two first springs 8 leave the inner wall fixed connection of one end and two sleeves 7 mutually.
The equal fixedly connected with movable block 9 of the relative one end of two first springs 8, the equal fixedly connected with bolt pole 10 in inside of two movable blocks 9, two bolt poles 10 leave the equal fixedly connected with pull ring of one end mutually, and two bolt poles 10 all slide in the inside of two sleeves 7 and two connecting plates 3 through the bolt pole hole.
The bottom swing joint of two connecting plates 3 has same protecting crust 11, and the top fixed connection maze of protecting crust 11, the inside of protecting crust 11 are provided with the circuit board, and the inside of protecting crust 11 has been seted up quantity and has been two spread grooves 12, and protecting crust 11 is located the bottom of two connecting plates 3 through two spread grooves 12.
The inside fixedly connected with quantity of protecting crust 11 is two second spring 13, and the installation cavity has been seted up to the inside of protecting crust 11, and second spring 13 is located the inside of protecting crust 11 through the installation cavity, and two second springs 13 are separated the equal fixedly connected with card post 14 of one end mutually, and two shapes that block post 14 are circular-arcly.
In this embodiment, through seting up the sliding tray in two fixed blocks 4 for filter screen 6 is when taking out, and the slip of two sliding blocks 5 is more stable, guarantees after the clearance smoke and dust, and filter screen 6 is located the inside of two fixed blocks 4 more easily.
In this embodiment, through seting up spread groove 13 in protecting crust 11 is inside, it is to set up the installation cavity in protecting crust 11's inside, makes protecting crust 11 when through second spring 13 and two card posts 14 and two connecting plates 3 joints, protecting crust 11 can be convenient and fast more when dismantling.
The working principle of the embodiment is as follows:
according to the dustproof shell structure of the smoke detector, when smoke enters the inside of a labyrinth from a smoke inlet, the filter screen 6 can play a role of filtering dust, and meanwhile, a circuit board in the protective shell 11 is detected, and a buzzer is started and gives out light to alarm when the circuit board exceeds a detection threshold value; when needs are changed filter screen 6, through pulling two bolt poles 10, make its phase place removal under first spring 8's effect, let two sliding blocks 5 break away from the constraint of bolt pole 10, then the pulling apron is taken out filter screen 6 from two fixed blocks can.
It should be noted that all the standard parts used in the application can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the description of the attached drawings, the specific connection mode of each part adopts mature bolts, rivets, welding and the like in the prior art, and the conventional means, machines, parts and equipment adopt the conventional models in the prior art; the circuit connections are conventional in the art and will not be described in detail herein, and those not described in detail are well known in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
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 (6)
1. The utility model provides a smoke detector's dust-proof housing structure, includes detector body (1), its characterized in that: a plurality of smoke inlet hole (2) has been seted up to the inside of detector body (1), the bottom fixedly connected with quantity of detector body (1) is connecting plate (3) two, two the equal fixedly connected with fixed block (4) of the relative one side of connecting plate (3), two the equal sliding connection in inside of fixed block (4) has sliding block (5), two the same filter screen (6) of the relative one side fixedly connected with of sliding block (5), two the equal fixedly connected with sleeve (7), two of the looks of connecting plate (3) the equal fixedly connected with first spring (8) in inside of sleeve (7), two the equal fixedly connected with movable block (9) of the relative one end of first spring (8), two the equal fixedly connected with bolt pole (10) in inside of movable block (9), two the same protecting crust (11) of the bottom swing joint of connecting plate (3), quantity has been seted up for two spread groove (12) in the inside of protecting crust (11), the second spring (13) that the inside fixedly connected with quantity of protecting crust (11) is two, two the equal fixedly connected with card post (14) of second spring (13) looks.
2. The dust-proof housing structure of a smoke detector according to claim 1, wherein: two the shape of connecting plate (3) is the arc, two the sliding tray has all been seted up to the inside of fixed block (4), two sliding block (5) all slide through two sliding trays in the inside of two fixed blocks (4).
3. The dust-proof housing structure of a smoke detector according to claim 1, wherein: bolt rod holes are formed in the two sleeves (7) and the two connecting plates (3), the two bolt rods (10) slide in the two sleeves (7) and the two connecting plates (3) through the bolt rod holes, and the two bolt rods (10) are separated from each other and are provided with pull rings.
4. The dust-proof housing structure of a smoke detector according to claim 1, wherein: two first spring (8) leave one end and two the inner wall fixed connection of sleeve (7), the positive fixedly connected with apron of filter screen (6), the shape of apron is rectangular shaped plate.
5. The dust-proof housing structure of a smoke detector according to claim 1, wherein: the top fixed connection maze of protective housing (11), the inside of protective housing (11) is provided with the circuit board, protective housing (11) are located the bottom of two connecting plates (3) through two spread groove (12).
6. The dust-proof housing structure of a smoke detector according to claim 1, wherein: the mounting cavity is formed in the protective shell (11), the second spring (13) is located in the protective shell (11) through the mounting cavity, and the clamping columns (14) are arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222936688.7U CN218630973U (en) | 2022-11-04 | 2022-11-04 | Dustproof shell structure of smoke detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222936688.7U CN218630973U (en) | 2022-11-04 | 2022-11-04 | Dustproof shell structure of smoke detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218630973U true CN218630973U (en) | 2023-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222936688.7U Active CN218630973U (en) | 2022-11-04 | 2022-11-04 | Dustproof shell structure of smoke detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218630973U (en) |
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2022
- 2022-11-04 CN CN202222936688.7U patent/CN218630973U/en active Active
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