CN216051275U

CN216051275U - A alarm device for reminding dust concentration

Info

Publication number: CN216051275U
Application number: CN202121980097.9U
Authority: CN
Inventors: 傅华林; 胡晨; 曹桢罡
Original assignee: Zhejiang Junhong Machinery Co ltd
Current assignee: Zhejiang Junhong Machinery Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-03-15
Anticipated expiration: 2031-08-23

Abstract

The utility model relates to the technical field of dust concentration detectors, and discloses an alarm device for reminding dust concentration, which comprises a host, a mounting plate, a blocking net and a bottom cover, wherein the host is connected with the mounting plate through a fixing ring, an air inlet groove is formed in the side surface of the host, the air inlet groove is connected with the blocking net through a mounting screw, and the bottom cover is in threaded connection with the bottom end of the host. This an alarm device for reminding dust concentration, through the host computer, the mounting panel, solid fixed ring, the air inlet duct, keep off the net, the bottom, first toroidal tube, the foundation ring, communicating pipe, first even pipe, the second toroidal tube, the second is even managed, miniature air pump, the air duct, mutually support between first spout and the second spout, the effect of avoiding dust concentration detector air inlet to be blockked up has been reached, it arranges dust environment in for a long time to have solved current dust concentration detector, the air inlet of detector can be blockked up by the dust, influence the air input, cause the problem of interference to the testing result.

Description

A alarm device for reminding dust concentration

Technical Field

The utility model relates to the technical field of dust concentration detectors, in particular to an alarm device for reminding dust concentration.

Background

The metal can produce a large amount of dusts in the dehydrogenation processing procedure, if remove dust untimely, after the dust reaches certain concentration, just dust explosion accident takes place easily, influence personal safety, so need install the dust detector in the workshop that there is the dust to produce, the dust concentration of dust detector mainly used monitoring environment, its theory of operation is the light scattering principle, produce the scattered light on the suspension dust granule in the light shines to the air, the intensity of scattered light is proportional to its mass concentration, so through measuring the intensity of scattered light and through corresponding conversion processing, just can convert dust concentration signal into the signal of telecommunication, after dust concentration exceeded the setting value, the detector just can send out the police dispatch newspaper.

The dust environment need be arranged in for a long time to current online dust concentration detector, can be continuous monitor the dust content in the environment, and the inlet port of some dust concentration detector bottoms is less, arrange the dust environment in for a long time, the air inlet has the risk of blockking up, after the air inlet is blockked up, just can influence normal air input, thereby cause the interference to the testing result of detector, so need develop one kind and avoid the dust concentration alarm device that the air inlet blockked up, in order to satisfy the long-term demand of using of detector.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the alarm device for reminding the dust concentration, which has the advantage of avoiding the blockage of the air inlet of the dust concentration detector and solves the problems that the air inlet of the detector is possibly blocked by dust, the air inlet amount is influenced and the detection result is interfered when the existing dust concentration detector is placed in a dust environment for a long time.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an alarm device for reminding dust concentration, includes host computer, mounting panel, keeps off net and bottom, the host computer is connected with the mounting panel through solid fixed ring, the air inlet tank has been seted up to the side surface of host computer, the air inlet tank passes through mounting screw and keeps off the net and be connected, the bottom threaded connection of bottom and host computer, the inside of host computer sets up first toroidal tube and foundation ring, the bottom of foundation ring is provided with first spout, first toroidal tube is connected with the foundation ring through communicating pipe, the side surface of communicating pipe is provided with the second spout, the side surface of host computer is fixed to have cup jointed the second toroidal tube, the second toroidal tube is connected with first toroidal tube through first connecting pipe, the left side of host computer is provided with miniature air pump, the gas vent of miniature air pump is connected with the air duct, the air duct is connected with the second toroidal tube through the second connecting pipe.

Preferably, the side surface of host computer and solid fixed ring's inside fixed connection, gu fixed ring's inside and the inside of mounting panel all set up threaded hole, fastening screw and the inside threaded connection of screw hole, gu fixed ring passes through fastening screw and screw hole and is connected with the mounting panel, has played the effect of the dismouting host computer of being convenient for, can install the host computer fast.

Preferably, the top of second connecting pipe runs through the bottom of mounting panel and extends to the upside of mounting panel, the through-hole has been seted up to solid fixed ring's inside, and the through-hole both has played the effect of auxiliary host location again for the second connecting pipe provides accommodation space, the second connecting pipe is located the inside of through-hole.

Preferably, the end of the first connecting pipe, which is far away from the host, is connected with the bottom of the second annular pipe, the end of the first connecting pipe, which is far away from the second annular pipe, is fixedly connected with the side surface of the first annular pipe, the first connecting pipe is fixedly connected with the inner wall of the host, and the first connecting pipe connects the inside of the first annular pipe and the inside of the second annular pipe into a whole.

Preferably, the side surface of the communicating pipe is fixedly connected with the inner wall of the host, the first nozzle is positioned right above the bottom cover, and the end surface of the air outlet of the second nozzle faces the surface of the baffle net.

Preferably, the air inlet of the micro air pump is provided with a micro filter, and the micro filter can prevent dust in the air from entering the inside of the main machine along with the air flow.

Compared with the prior art, the utility model provides an alarm device for reminding dust concentration, which has the following beneficial effects:

1. this an alarm device for reminding dust concentration, through the host computer, the mounting panel, solid fixed ring, the air inlet duct, keep off the net, the bottom, first toroidal tube, the foundation ring, communicating pipe, first even pipe, the second toroidal tube, the second is even managed, miniature air pump, the air duct, mutually support between first spout and the second spout, the effect of avoiding dust concentration detector air inlet to be blockked up has been reached, it arranges dust environment in for a long time to have solved current dust concentration detector, the air inlet of detector can be blockked up by the dust, influence the air input, cause the problem of interference to the testing result.

2. This an alarm device for reminding dust concentration, through host computer, mounting panel, solid fixed ring, air inlet duct, mounting screw, keep off mutually supporting between net and the bottom, attached to a large amount of stains on bottom or fender net, can not use the back, can change both fast, reached the change of being convenient for and kept off the effect of net and bottom, solved and kept off the net and attached to the problem that is difficult for cleaing away the stain with the bottom surface.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of a bottom cover structure according to the present invention;

FIG. 3 is a partial cross-sectional view of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of the utility model at B of FIG. 3;

FIG. 6 is a schematic view of the structure of the empty slot of the present invention;

FIG. 7 is an enlarged view of the utility model at C of FIG. 6.

Wherein: 1. a host; 2. mounting a plate; 3. a fixing ring; 4. an air inlet groove; 5. blocking the net; 6. a bottom cover; 7. a first annular tube; 8. a bottom ring; 9. a communicating pipe; 10. a first connecting pipe; 11. a second annular tube; 12. a second connecting pipe; 13. a micro air pump; 14. a micro-filter; 15. an air duct; 16. a first nozzle; 17. and a second nozzle.

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.

Referring to fig. 1-7, an alarm device for reminding dust concentration comprises a host 1, a mounting plate 2, a blocking net 5 and a bottom cover 6, wherein the host 1 is an online dust concentration detector and is usually used in working environments which are easy to generate dust, such as environment monitoring, mine metallurgy and mechanical manufacturing, and the like, the host 1 is connected with the mounting plate 2 through a fixing ring 3, the side surface of the host 1 is fixedly connected with the inside of the fixing ring 3, the inside of the fixing ring 3 and the inside of the mounting plate 2 are both provided with threaded holes, fastening screws are in threaded connection with the inside of the threaded holes, the mounting plate 2 is connected with a wall body or a bracket of a space to be monitored, the side surface of the host 1 is provided with air inlet grooves 4, the number of the air inlet grooves 4 is three, the air inlet grooves 4 are spaced by one hundred twenty degrees from each other, the air inlet grooves 4 are connected with the blocking net 5 through the mounting screws, and the air inlet grooves 4 are too large, which can cause large external impurities to enter the host 1, cause the damage of host computer 1 internal component, bottom 6 and the bottom threaded connection of host computer 1, the inside fender net 5 that is provided with of bottom 6 equally, the inside of host computer 1 sets up first ring form pipe 7 and foundation ring 8, first ring form pipe 7 is located the upside of foundation ring 8, first ring form pipe 7, annular air duct has been seted up to the inside of foundation ring 8, the bottom of foundation ring 8 is provided with first spout 16, the size of bottom 6 is decided according to the quantity of first spout 16, first spout 16 is located directly over bottom 6, first ring form pipe 7 is connected with foundation ring 8 through communicating pipe 9, the side surface of communicating pipe 9 and the inner wall fixed connection of host computer 1, communicating pipe 9 communicates the inside of first ring form pipe 7 with the inside of annular air duct, the total nine of the quantity of communicating pipe 9, each intake duct 4 all is furnished with three communicating pipe 9, the side surface of communicating pipe 9 is provided with second spout 17, the quantity of second spout 17 is decided according to the size of intake duct 4.

The air outlet end of the second nozzle 17 is opposite to the blocking net 5, a second annular pipe 11 is fixedly sleeved on the side surface of the host 1, the second annular pipe 11 is connected with the first annular pipe 7 through a first connecting pipe 10, one end of the first connecting pipe 10, which is far away from the host 1, is connected with the bottom of the second annular pipe 11, one end of the first connecting pipe 10, which is far away from the second annular pipe 11, is fixedly connected with the side surface of the first annular pipe 7, the inside of the first annular pipe 7 is communicated with the inside of the second annular pipe 11 through the first connecting pipe 10, a miniature air pump 13 is arranged on the left side of the host 1, an air outlet of the miniature air pump 13 is connected with an air guide pipe 15, the air guide pipe 15 is connected with the second annular pipe 11 through a second connecting pipe 12, the top end of the second connecting pipe 12 penetrates through the bottom of the mounting plate 2 and extends to the upper side of the mounting plate 2, a through hole is formed in the fixing ring 3, and the second connecting pipe 12 is positioned in the through hole, the second connecting pipe 12 and the air duct 15 connect the exhaust port of the micro air pump 13 with the interior of the second annular pipe 11, the air inlet of the micro air pump 13 is provided with a micro filter 14, the micro filter 14 can filter most dust in the air, the alarm device for reminding dust concentration achieves the effect of avoiding the blockage of the air inlet of the dust concentration detector through the mutual matching of the host 1, the mounting plate 2, the fixing ring 3, the air inlet groove 4, the blocking net 5, the bottom cover 6, the first annular pipe 7, the bottom ring 8, the communicating pipe 9, the first connecting pipe 10, the second annular pipe 11, the second connecting pipe 12, the micro air pump 13, the air duct 15, the first nozzle 16 and the second nozzle 17, solves the problem that the existing dust concentration detector is arranged in a dust environment for a long time, the air inlet of the detector can be blocked by dust, the air inflow is influenced, and the interference to the detection result is caused.

When the host 1 is used and is placed in a high-dust environment for a long time, the air inlet on the surface of the host 1 may be blocked by dust accumulated for a long time, and at this time, only the micro air pump 13 needs to be opened, the air suction port of the micro air pump 13 can filter the dust through the micro filter 14, and clean air is introduced into the air duct 15, and then, the air passes through the second connecting pipe 12, the second annular pipe 11 and the first connecting pipe 10 along the air duct 15 in sequence and finally enters the first annular pipe 7, then, the airflow goes down along each communicating tube 9, when the airflow passes through the communicating tube 9, a part of the airflow is ejected from the first ejection port 16, and blowing dust to the blocking net 5 to blow off the dust accumulated in the pores of the blocking net 5, wherein the other part of the airflow enters the second annular pipe 11 until the airflow is sprayed out from a second nozzle 17 at the bottom of the second annular pipe 11, so that the dust blowing operation of the grid part of the bottom cover 6 is completed.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an alarm device for reminding dust concentration, includes host computer (1), mounting panel (2), keeps off net (5) and bottom (6), its characterized in that: the air pump is characterized in that the main machine (1) is connected with the mounting plate (2) through a fixing ring (3), an air inlet groove (4) is formed in the side surface of the main machine (1), the air inlet groove (4) is connected with the baffle net (5) through a mounting screw, the bottom cover (6) is in threaded connection with the bottom end of the main machine (1), a first annular pipe (7) and a bottom ring (8) are arranged inside the main machine (1), a first nozzle (16) is arranged at the bottom of the bottom ring (8), the first annular pipe (7) is connected with the bottom ring (8) through a communicating pipe (9), a second nozzle (17) is arranged on the side surface of the communicating pipe (9), a second annular pipe (11) is fixedly sleeved on the side surface of the main machine (1), the second annular pipe (11) is connected with the first annular pipe (7) through a first connecting pipe (10), and a miniature air pump (13) is arranged on the left side of the main machine (1), the air outlet of the miniature air pump (13) is connected with an air duct (15), and the air duct (15) is connected with the second annular tube (11) through a second connecting tube (12).

2. An alarm device for alerting of dust concentration as claimed in claim 1, wherein: the side surface of the main machine (1) is fixedly connected with the inside of the fixing ring (3), the inside of the fixing ring (3) and the inside of the mounting plate (2) are both provided with threaded holes, and the fastening screws are connected with the internal threads of the threaded holes.

3. An alarm device for alerting of dust concentration as claimed in claim 1, wherein: the top of second connecting pipe (12) runs through the bottom of mounting panel (2) and extends to the upside of mounting panel (2), the through-hole has been seted up to the inside of solid fixed ring (3), second connecting pipe (12) are located the inside of through-hole.

4. An alarm device for alerting of dust concentration as claimed in claim 1, wherein: one end, far away from host computer (1), of first connecting pipe (10) is connected with the bottom of second ring pipe (11), the one end that second ring pipe (11) were kept away from in first connecting pipe (10) is connected with the side surface fixed connection of first ring pipe (7).

5. An alarm device for alerting of dust concentration as claimed in claim 1, wherein: the side surface of the communicating pipe (9) is fixedly connected with the inner wall of the host (1), the first nozzle (16) is positioned right above the bottom cover (6), and the air outlet end surface of the second nozzle (17) faces the surface of the baffle net (5).

6. An alarm device for alerting of dust concentration as claimed in claim 1, wherein: and a micro filter (14) is arranged at the air inlet of the micro air pump (13).