CN216900105U

CN216900105U - Miniature high-sensitivity smoke detection device

Info

Publication number: CN216900105U
Application number: CN202122757507.XU
Authority: CN
Inventors: 史涛
Original assignee: Nanjing Yayou Technology Co ltd
Current assignee: Nanjing Yayou Technology Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-07-05
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a miniature high-sensitivity smoke detection device, which comprises a detection instrument body and also comprises: the detecting instrument comprises a detecting instrument body, a connecting piece and an air inlet cover, wherein the detecting instrument body is provided with a lower end face, the connecting piece is arranged on the lower end face of the detecting instrument body and comprises a slot fixed on the lower end face of the detecting instrument body, a slot is formed in the inner cavity of the slot, inserting rods are sleeved and inserted on two sides of the slot, a first spring is fixed between each inserting rod and the surface of the slot, the air inlet cover is arranged in the slot, and an anti-blocking assembly is arranged on the surface of the detecting instrument body. According to the utility model, the area of the air inlet end of the device can be increased through the air inlet cover, the gas can be charged into the device at multiple angles through the annular air inlet mesh enclosure, the detection of the device on smoke is accelerated, the sensitivity of the device on smoke detection is effectively improved, early warning is timely carried out, the cleaning brush can be driven to scratch the surface of the air inlet cover by pulling the lantern ring, the long-term use can be prevented, the surface of the air inlet cover is blocked by dust accumulation, and the smoke inlet speed is influenced.

Description

Miniature high-sensitivity smoke detection device

Technical Field

The utility model relates to the technical field of smoke detection equipment, in particular to a miniature high-sensitivity smoke detection device.

Background

Smoke-sensitive detector realizes the conflagration prevention through the concentration of monitoring smog, smoke detector inside adopts ion formula smoke sensing, ion formula smoke sensor is a technological advance, the reliable and stable sensor of job, flee the outer ionization chamber when smog, the normal motion of charged particle has been disturbed, the electric current, voltage just can change, the balance between the inside and outside ionization chamber has been destroyed, then wireless transmitter sends wireless alarm signal, transmit alarm information away, by wide application to fire alarm system, be called the necessary device of fire control, the flue gas passes through the inlet end and gets into in the detector, detect in the response again.

The existing miniature smoke detection device has the advantages that in the using process, the area of an air inlet port of the miniature smoke detection device is small, the speed of smoke entering is influenced, the smoke detection is influenced when the device detects smoke, and smoke cannot enter the device from the rear end of an air inlet of the device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a miniature high-sensitivity smoke detection device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a miniature high-sensitivity smoke detection device comprises a detection instrument body and further comprises:

the connecting piece is arranged on the lower end face of the detecting instrument body and comprises a slot fixed on the lower end face of the detecting instrument body, a clamping groove is formed in the inner cavity of the slot, inserting rods are sleeved and inserted on two sides of the slot, and a first spring is fixed between each inserting rod and the surface of the slot

Locate the inlet hood in the draw-in groove, detection instrument body surface mounting has the anti-clogging subassembly.

Preferably, the air inlet cover is formed by combining a cover body, a bottom plate and an alignment hole.

Preferably, the cover body is sleeved with the clamping groove inner cavity, the bottom plate is fixed on the lower end face of the cover body, and the alignment holes are formed in two sides of the cover body.

Preferably, the anti-clog assembly comprises:

the detection instrument comprises a detection instrument body and is characterized in that a connecting ring is fixed on the surface of the detection instrument body, a spring II is fixed on the lower end face of the connecting ring, a lantern ring is fixed on the lower end face of the spring II, a spring III is fixed in the inner cavity of the lantern ring, an arc-shaped plate is fixed at the extension end of the spring III, and a cleaning brush is fixed at the extension end of the arc-shaped plate, so that the cleaning brush can be tightly attached to the surface of the cover body.

Preferably, the cleaning brush is connected with the surface of the cover body and used for scraping and cleaning impurities in the cover body.

Preferably, the installation component is installed to detection instrument body up end, the installation component is including being fixed in the outer pole of detection instrument body up end, outer pole inner chamber threaded engagement has interior pole, interior pole up end is fixed with the mounting panel, the mounting panel inner chamber has seted up the mounting hole.

Preferably, the cover body forms a fixable structure through the alignment hole, the inserted bar and the slot, so that the cover body and the slot can be conveniently mounted and dismounted.

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

according to the utility model, the area of the air inlet end of the device can be increased through the air inlet cover, the gas can be charged into the device at multiple angles through the annular air inlet mesh enclosure, the detection of the device on smoke is accelerated, the sensitivity of the device on smoke detection is effectively improved, early warning is timely carried out, the cleaning brush can be driven to scratch the surface of the air inlet cover by pulling the lantern ring, the long-term use can be prevented, the surface of the air inlet cover is blocked by dust accumulation, and the smoke inlet speed is influenced.

Drawings

Fig. 1 is a schematic perspective view of a miniature high-sensitivity smoke detector according to the present invention;

FIG. 2 is a schematic view of a connector structure of a miniature high-sensitivity smoke detector according to the present invention;

FIG. 3 is a schematic view of an air inlet cover of the miniature high-sensitivity smoke detector of the present invention;

FIG. 4 is a schematic structural view of an anti-clog assembly of the miniature high-sensitivity smoke detector according to the present invention;

fig. 5 is a schematic structural diagram of a mounting assembly of the miniature high-sensitivity smoke detection device provided by the utility model.

In the figure: 1. a detector body; 2. a connecting member; 201. a slot; 202. a card slot; 203. inserting a rod; 204. a first spring; 3. an air intake hood; 301. a cover body; 302. a base plate; 303. aligning holes; 4. an anti-clog assembly; 401. a connecting ring; 402. a second spring; 403. a collar; 404. a third spring; 405. an arc-shaped plate; 406. a cleaning brush; 5. mounting the component; 501. an outer rod; 502. an inner rod; 503. mounting a plate; 504. and (7) installing holes.

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.

Referring to fig. 1-3, a miniature high-sensitivity smoke detection device comprises a detector body 1 and a connecting piece 2 arranged on the lower end face of the detector body 1, wherein the connecting piece 2 comprises a slot 201 fixed on the lower end face of the detector body 1, a slot 202 is formed in the inner cavity of the slot 201, an insertion rod 203 is inserted in two sides of the slot 201 in a sleeved mode, a first spring 204 is fixed between the insertion rod 203 and the surface of the slot 201, an air inlet cover 3 is arranged in the slot 202, an anti-blocking assembly 4 is arranged on the surface of the detector body 1, the air inlet cover 3 is formed by combining a cover body 301, a bottom plate 302 and a registration hole 303, the cover body 301 is sleeved with the inner cavity of the slot 202, the bottom plate 302 is fixed on the lower end face of the cover body 301, the registration hole 303 is arranged on two sides of the cover body 301, and the anti-blocking assembly 4 comprises: a connecting ring 401 fixed on the surface of the detecting instrument body 1, a spring II 402 fixed on the lower end surface of the connecting ring 401, a lantern ring 403 fixed on the lower end surface of the spring II 402, a spring III 404 fixed in the inner cavity of the lantern ring 403, an arc plate 405 fixed on the extension end of the spring III 404, a cleaning brush 406 fixed on the extension end of the arc plate 405, the cleaning brush 406 connected with the surface of the cover 301 for scraping and cleaning impurities in the cover 301, the cover 301 forming a fixable structure with the slot 201 through the alignment hole 303 and the inserted rod 203, pulling the inserted rod 203 to insert the upper end of the cover 301 into the slot 202 and make the alignment hole 303 opposite to the inserted rod 203, making the inserted rod 203 socket pass through the alignment hole 303 through the elastic characteristic of the spring I204, fixing the cover 301 into the slot 202, making the gas enter the detecting instrument body 1 through the cover 301, monitoring through the detecting head of the detecting instrument body 1, pulling the lantern ring 403 downwards, the cleaning brush 406 arranged in the arc-shaped plate 405 scrapes on the surface of the cover body 301 to clean and scrape impurities in the cover body 301;

the mounting assembly 5 is mounted on the upper end face of the detecting instrument body 1, the mounting assembly 5 comprises an outer rod 501 fixed on the upper end face of the detecting instrument body 1, an inner rod 502 is in threaded engagement with the inner cavity of the outer rod 501, a mounting plate 503 is fixed on the upper end face of the inner rod 502, a mounting hole 504 is formed in the inner cavity of the mounting plate 503, the mounting plate 503 can be rotated to enable the inner rod 502 to rotate, stretch and move in the outer rod 501, the distance between the mounting plate 503 and the detecting instrument body 1 is adjusted, and the mounting height of the detecting instrument body 1 can be adjusted.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a miniature high sensitive smoke detection device, includes detector body (1), its characterized in that still includes:

the connecting piece (2) is arranged on the lower end face of the detecting instrument body (1), the connecting piece (2) comprises a slot (201) fixed on the lower end face of the detecting instrument body (1), a slot (202) is formed in the inner cavity of the slot (201), an inserting rod (203) is inserted into two sides of the slot (201) in a sleeved mode, and a first spring (204) is fixed between the inserting rod (203) and the surface of the slot (201); and

locate inlet hood (3) in draw-in groove (202), detector body (1) surface mounting has anti-clogging subassembly (4).

2. A miniature high-sensitivity smoke detector as claimed in claim 1, wherein said air inlet hood (3) is composed of a hood body (301), a base plate (302) and an alignment hole (303).

3. The miniature high-sensitivity smoke detection device according to claim 2, wherein the cover body (301) is sleeved with the inner cavity of the clamping groove (202), the bottom plate (302) is fixed on the lower end face of the cover body (301), and the alignment holes (303) are formed in two sides of the cover body (301).

4. A miniature high-sensitivity smoke detection device according to claim 1, wherein said anti-clog assembly (4) comprises:

the detection instrument body is characterized by comprising a connecting ring (401) fixed on the surface of the detection instrument body (1), a second spring (402) is fixed on the lower end face of the connecting ring (401), a sleeve ring (403) is fixed on the lower end face of the second spring (402), a third spring (404) is fixed in the inner cavity of the sleeve ring (403), an arc-shaped plate (405) is fixed at the extension end of the third spring (404), and a cleaning brush (406) is fixed at the extension end of the arc-shaped plate (405).

5. A miniature high-sensitivity smoke detection device according to claim 4, wherein said cleaning brush (406) is attached to the surface of the housing (301) for scraping and cleaning impurities in the housing (301).

6. The miniature high-sensitivity smoke detection device according to claim 1, wherein a mounting component (5) is mounted on the upper end surface of the detector body (1), the mounting component (5) comprises an outer rod (501) fixed on the upper end surface of the detector body (1), an inner rod (502) is in threaded engagement with the inner cavity of the outer rod (501), a mounting plate (503) is fixed on the upper end surface of the inner rod (502), and a mounting hole (504) is formed in the inner cavity of the mounting plate (503).

7. A miniature high-sensitivity smoke detector as claimed in claim 2, wherein said cover (301) is configured to be fixed to said socket (201) via said alignment hole (303), said insertion rod (203).