CN210514024U

CN210514024U - Dust concentration automatic checkout device in operational environment

Info

Publication number: CN210514024U
Application number: CN201921264135.3U
Authority: CN
Inventors: 王培宇
Original assignee: Wuxi Xihui Testing Technology Co Ltd
Current assignee: Wuxi Xihui Testing Technology Co Ltd
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-05-12
Anticipated expiration: 2029-08-06

Abstract

The utility model discloses a dust concentration automatic checkout device in operational environment, concretely relates to occupational health detection area, including the cushion chamber, the one end fixedly connected with sampling pipe of cushion chamber, the one end fixedly connected with dust cage of cushion chamber is kept away from to the sampling pipe, the one end fixedly connected with dust detector of sampling pipe is kept away from to the cushion chamber, the bottom swing joint of cushion chamber has accepts the funnel, accept the inner wall fixedly connected with direction funnel of funnel, and the bottom swing joint who accepts the funnel has the connecting pipe, the bottom swing joint of connecting pipe has the purification chamber, the bottom threaded connection who purifies the chamber has the filter chamber. The utility model discloses an air after the drive pump drives filtration is through the pressurization of pressurization head to spout fast from jet head, the air current drives the water that the atomising head department flows, and arranges to the external world from the diffusion cover department, makes the dust condense, thereby realizes the high-efficient purpose that reduces dust concentration.

Description

Dust concentration automatic checkout device in operational environment

Technical Field

The utility model relates to an occupational health detects technical field, more specifically says, the utility model relates to a dust concentration automatic checkout device in operational environment.

Background

In the fields of mines, metallurgy, power plants, chemical manufacturing and the like, the working environment of workers is filled with a lot of dust, the dust can not only damage the health of the workers and cause respiratory diseases, but also explode when the concentration of some dust is too high, and the life of the workers is threatened, so that the dust content in the working environment needs to be monitored at any time, and the danger is prevented.

Patent application publication No. CN 201820549113.0's patent discloses a dust concentration automatic checkout device in operational environment, and this utility model discloses a set up purifier, when dust concentration was too high, the controlling box control started purifier, opened the second check valve, carries out filtration purification to the gas dust in the operational environment to reduce dust concentration in the air, give the sufficient time of manual intervention, reduce the probability that danger takes place.

However, in practical use, the above technical solutions still have many disadvantages, such as filtering the air and discharging the dried air, and the efficiency of reducing the gas dust concentration in the working environment is too slow and the time consumption is long.

Therefore, there is a need for an automatic dust concentration detection device in a working environment for efficiently reducing the dust concentration.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a dust concentration automatic checkout device in operational environment, the air after driving the filtration through the drive pump is through the pressurization of pressurization head to spout fast from jet head, the air current drives the water that the atomising head department flows, and arranges to the external world from diffusion cover department, makes the dust condense, thereby realizes the high-efficient purpose that reduces dust concentration, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic detection device for dust concentration in a working environment comprises a buffer cavity, wherein one end of the buffer cavity is fixedly connected with a sampling pipe, one end of the sampling pipe, which is far away from the buffer cavity, is fixedly connected with a dust collection hood, one end of the buffer cavity, which is far away from the sampling pipe, is fixedly connected with a dust detector, the bottom of the buffer cavity is movably connected with a receiving funnel, the inner wall of the receiving funnel is fixedly connected with a guide funnel, the bottom of the receiving funnel is movably connected with a connecting pipe, the bottom of the connecting pipe is movably connected with a purification cavity, the bottom of the purification cavity is in threaded connection with a filter cavity, the bottom of the purification cavity is fixedly connected with an air outlet pipe, the middle of the filter cavity is fixedly connected with an air;

the atomizing assembly comprises an atomizing box, the atomizing box is fixedly connected to the bottom of the filter cavity, a driving pump is fixedly connected to the inside of the atomizing box, an air inlet pipe penetrates through the atomizing box and is fixedly connected with the input end of the driving pump, the output end of the driving pump is fixedly connected with an exhaust pipe, one end, away from the driving pump, of the exhaust pipe is fixedly connected with a pressure head, one end, away from the exhaust pipe, of the pressure head is provided with an air nozzle, the atomizing box is fixedly connected with a water supply assembly corresponding to the middle of the air nozzle, one end, away from the air inlet pipe, of the atomizing box is fixedly connected with a diffusion cover, one end of the water supply assembly is fixedly connected with a water inlet pipe, the bottom of the atomizing box;

the water supply assembly comprises a water supply ring, the water supply ring is fixedly connected to the middle of the atomizing box, a water storage cavity is formed in the middle of the water supply ring, and an atomizing head is arranged inside the water supply ring.

In a preferred embodiment, the inside of the sampling tube is respectively communicated with the inside of the buffer cavity and the dust collection cover, a one-way valve is arranged in the middle of the sampling tube, the detection head of the dust detector penetrates through and extends to the inside of the buffer cavity, and the diameter of the buffer cavity is larger than that of the sampling tube.

In a preferred embodiment, the bottom of the surface of the buffer cavity is provided with a threaded groove, and the bottom of the surface of the buffer cavity is in threaded connection with a nut which is fixedly connected to the top of the receiving funnel.

In a preferred embodiment, the bottom of the receiving funnel is rotatably connected to the surface of the connecting tube by a bearing, and the diameter of the bottom opening of the guide funnel is smaller than the inner diameter of the connecting tube, and the bottom opening of the guide funnel is located inside the connecting tube.

In a preferred embodiment, the bottom of the surface of the connecting pipe is provided with a thread groove, the purifying cavity is in threaded connection with the surface of the bottom of the connecting pipe, and a filtering filling layer is arranged inside the purifying cavity and is any one of an activated carbon layer, a HEPA filtering layer and a filter screen.

In a preferred embodiment, the inside of the filter chamber is provided with the purification liquid, the bottom of the air outlet pipe is positioned below the liquid level of the purification liquid, and the top opening of the air inlet pipe is positioned above the liquid level of the purification liquid.

In a preferred embodiment, the middle part of the pressure head is provided with a pressure through hole, the inner diameter of the pressure through hole is smaller than that of the exhaust pipe, the inside of the air nozzle is communicated with the inside of the pressure through hole in the middle part of the pressure head, and the inside of the atomizing head is communicated with the inside of the water storage cavity.

In a preferred embodiment, the water inlet pipe penetrates through the water supply ring and extends to the water storage cavity, the interior of the water inlet pipe is communicated with the interior of the water storage cavity, and the top of one end of the water storage tank is provided with an air vent.

The utility model discloses a technological effect and advantage:

1. the utility model drives the filtered air to be pressurized by the pressurizing head and quickly sprayed out from the air spraying head through the driving pump, and the airflow drives the water flowing out from the atomizing head and is discharged to the outside from the diffusion cover, so that the dust is condensed, thereby realizing the purpose of efficiently reducing the dust concentration;

2. the nut at the top of the receiving funnel is matched with the buffer cavity in a threaded connection mode, and the matched purification cavity is respectively in threaded connection with the connecting pipe and the filter cavity, so that the device is convenient to disassemble and clean.

Drawings

Fig. 1 is an overall structure front view of the present invention.

Fig. 2 is a front sectional view of the overall structure of the present invention.

Fig. 3 is a partial front sectional view of the overall structure of the present invention.

Fig. 4 is a front sectional view of the atomizing assembly of the present invention.

Fig. 5 is a schematic structural view of the water supply assembly of the present invention.

The reference signs are: 1. a buffer chamber; 2. a sampling tube; 3. a dust collection cover; 4. a dust detector; 5. a receiving hopper; 6. a guide funnel; 7. a connecting pipe; 8. a purification chamber; 9. a filter chamber; 10. an air outlet pipe; 11. an air inlet pipe; 12. an atomizing assembly; 121. an atomization box; 122. driving the pump; 123. an exhaust pipe; 124. a pressurizing head; 125. a gas showerhead; 126. a water supply assembly; 1261. a water supply ring; 1262. a water storage cavity; 1263. an atomizing head; 127. a diffusion cover; 128. a water inlet pipe; 129. a water storage tank.

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.

An automatic dust concentration detection device in a working environment according to fig. 1-3 comprises a buffer chamber 1, one end of the buffer cavity 1 is fixedly connected with a sampling pipe 2, one end of the sampling pipe 2 far away from the buffer cavity 1 is fixedly connected with a dust hood 3, one end of the buffer cavity 1 far away from the sampling tube 2 is fixedly connected with a dust detector 4, the bottom of the buffer cavity 1 is movably connected with a receiving funnel 5, the inner wall of the receiving funnel 5 is fixedly connected with a guide funnel 6, and the bottom of the receiving funnel 5 is movably connected with a connecting pipe 7, the bottom of the connecting pipe 7 is movably connected with a purifying cavity 8, the bottom of the purifying cavity 8 is connected with a filtering cavity 9 by screw thread, an air outlet pipe 10 is fixedly connected to the bottom of the purification cavity 8, an air inlet pipe 11 is fixedly connected to the middle of the filter cavity 9, and an atomization assembly 12 is fixedly arranged at the bottom of the filter cavity 9;

the interior of the sampling pipe 2 is respectively communicated with the interior of the buffer cavity 1 and the interior of the dust collection cover 3, a one-way valve is arranged in the middle of the sampling pipe 2, a detection head of the dust detector 4 penetrates through and extends into the buffer cavity 1, and the diameter of the buffer cavity 1 is larger than that of the sampling pipe 2;

the bottom of the surface of the buffer cavity 1 is provided with a thread groove, the bottom of the surface of the buffer cavity 1 is in threaded connection with a nut, and the nut is fixedly connected to the top of the receiving funnel 5;

the bottom of the receiving funnel 5 is rotatably connected with the surface of the connecting pipe 7 through a bearing, the diameter of an opening at the bottom of the guide funnel 6 is smaller than the inner diameter of the connecting pipe 7, and the opening at the bottom of the guide funnel 6 is positioned inside the connecting pipe 7;

the bottom of the surface of the connecting pipe 7 is provided with a thread groove, the purifying cavity 8 is in threaded connection with the surface of the bottom of the connecting pipe 7, a filtering filling layer is arranged inside the purifying cavity 8, and the filtering filling layer is any one of an activated carbon layer, an HEPA filtering layer and a filter screen;

the inside of filter chamber 9 is provided with the scavenging solution, and the bottom of outlet duct 10 is located the below of scavenging solution liquid level, the open-top of intake pipe 11 is located the top of scavenging solution liquid level.

The implementation mode is specifically as follows: when in use, dust passes through the sampling pipe 2 from the dust collection cover 3 and enters the buffer cavity 1, the diameter of the buffer cavity 1 is larger than that of the sampling pipe 2, so that the flow velocity is slowed when the split flow flows into the buffer cavity 1, the detection is convenient to be carried out by the dust detector 4, the dust detector 4 utilizes the reflection of ultrasonic waves to automatically detect the concentration of the sampled gas dust, the specific structure and the working principle of the dust detection device are the prior known technology, the detected dust enters the connecting pipe 7 through the guiding of the receiving funnel 5 and the guiding funnel 6, the receiving funnel 5 is in threaded connection with the surface of the buffer cavity 1 through a nut, the receiving funnel 5 is in rotary connection with the surface of the connecting pipe 7 through a bearing, the receiving funnel 5 is convenient to be separated and detached from the buffer cavity 1, the dust enters the interior of the purification cavity 8 through the connecting pipe 7 to complete the purification, and the purified air enters the purification liquid entering the filter cavity 9 through the air outlet pipe 10, further filter, the air after the filtration passes through intake pipe 11 and outwards discharges, accomplishes air-purifying's purpose, and purifies chamber 8 and respectively with connecting pipe 7 and filter chamber 9 threaded connection for the device convenient to detach.

According to the automatic dust concentration detection device in the working environment shown in fig. 4-5, the atomization component 12 includes an atomization box 121, the atomization box 121 is fixedly connected to the bottom of the filter chamber 9, the inside of the atomization box 121 is fixedly connected with a driving pump 122, the air inlet pipe 11 penetrates through the atomization box 121 and is fixedly connected with the input end of the driving pump 122, the output end of the driving pump 122 is fixedly connected with an exhaust pipe 123, one end of the exhaust pipe 123 far away from the driving pump 122 is fixedly connected with a pressure head 124, one end of the pressure head 124 far away from the exhaust pipe 123 is provided with an air nozzle 125, the middle part of the atomization box 121 corresponding to the air nozzle 125 is fixedly connected with a water supply component 126, one end of the atomization box 121 far away from the air inlet pipe 11 is fixedly connected with a diffusion cover 127, one end of the water supply component 126 is fixedly connected with a water inlet pipe, and the water inlet pipe 128 penetrates and extends to the inside of the water storage tank 129;

the water supply assembly 126 comprises a water supply ring 1261, the water supply ring 1261 is fixedly connected to the middle part of the atomizing box 121, a water storage cavity 1262 is formed in the middle part of the water supply ring 1261, and an atomizing head 1263 is arranged inside the water supply ring 1261;

a pressurizing through hole is formed in the middle of the pressurizing head 124, the inner diameter of the pressurizing through hole is smaller than that of the exhaust pipe 123, the interior of the gas nozzle 125 is communicated with the interior of the pressurizing through hole in the middle of the pressurizing head 124, and the interior of the atomizing head 1263 is communicated with the interior of the water storage cavity 1262;

the water inlet pipe 128 penetrates through the water supply ring 1261 and extends to the water storage cavity 1262, the inside of the water inlet pipe 128 is communicated with the inside of the water storage cavity 1262, and the top of one end of the water storage tank 129 is provided with a vent hole.

The implementation mode is specifically as follows: the filtered air enters the driving pump 122 through the air inlet pipe 11 and is pumped into the exhaust pipe 123, so that the filtered air moves towards one end far away from the driving pump 122, the filtered air enters the pressurizing head 124, the inner diameter of a pressurizing through hole in the middle of the pressurizing head 124 is smaller than that of the exhaust pipe 123, so that the air flow rate after filtering is increased, the filtered air is sprayed out from the air nozzle 125, the air with higher flow rate is sprayed out from the air nozzle 125 to drive the air near the air nozzle 125 to flow, the air pressure at the atomizing head 1263 is reduced, under the action of the communicating device principle, the air pressure in the water storage tank 129 presses the water in the water storage tank 129 into the water storage cavity 1262 of the water supply ring 1261 through the water inlet pipe 128, the water flows out from the atomizing head 1263, the water is driven by the air sprayed out from the air nozzle 125 to form water mist, the water mist is discharged from the diffusing cover 127, and the water content in the air is increased, moisture adheres to the dust, so that dust condensation is reduced, and the reduction of the dust concentration coefficient in the air is accelerated.

The utility model discloses the theory of operation:

referring to the attached figures 1-3 of the specification, the adapting funnel 5 is matched with a nut at the top of the adapting funnel 5 to be in threaded connection with the buffer cavity 1, and the adapting purification cavity 8 is respectively in threaded connection with the connecting pipe 7 and the filter cavity 9, so that the device is convenient to disassemble and clean;

referring to the description and the accompanying drawings of fig. 4-5, the filtered air is driven by the driving pump 122 to be pressurized by the pressurizing head 124 and is rapidly ejected from the air jet head 125, and the air flow drives the water flowing out of the atomizing head 1263 and is discharged to the outside from the diffusing cover 127, so that the dust is condensed, and the purpose of efficiently reducing the dust concentration is achieved.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a dust concentration automatic checkout device in operational environment, includes cushion chamber (1), its characterized in that: one end of the buffer cavity (1) is fixedly connected with a sampling pipe (2), one end of the sampling pipe (2) far away from the buffer cavity (1) is fixedly connected with a dust collection cover (3), one end of the buffer cavity (1) far away from the sampling pipe (2) is fixedly connected with a dust detector (4), the bottom of the buffer cavity (1) is movably connected with a receiving funnel (5), the inner wall of the receiving funnel (5) is fixedly connected with a guide funnel (6), the bottom of the receiving funnel (5) is movably connected with a connecting pipe (7), the bottom of the connecting pipe (7) is movably connected with a purifying cavity (8), the bottom of the purifying cavity (8) is in threaded connection with a filtering cavity (9), the bottom of the purifying cavity (8) is fixedly connected with an air outlet pipe (10), the middle part of the filtering cavity (9) is fixedly connected with an air inlet pipe (11), an atomization component (12) is fixedly arranged at the bottom of the filter cavity (9);

the atomizing component (12) comprises an atomizing box (121), the atomizing box (121) is fixedly connected to the bottom of the filter cavity (9), a driving pump (122) is fixedly connected to the inside of the atomizing box (121), the air inlet pipe (11) penetrates through the atomizing box (121) and is fixedly connected with the input end of the driving pump (122), an exhaust pipe (123) is fixedly connected with the output end of the driving pump (122), one end, far away from the driving pump (122), of the exhaust pipe (123) is fixedly connected with a pressurizing head (124), one end, far away from the exhaust pipe (123), of the pressurizing head (124) is provided with an air nozzle (125), a water supply component (126) is fixedly connected to the middle of the corresponding air nozzle (125) of the atomizing box (121), one end, far away from the air inlet pipe (11), of the atomizing box (121) is fixedly connected with a diffusion cover (127), and one end of the water supply component (, the bottom of the atomization box (121) is fixedly connected with a water storage tank (129), and a water inlet pipe (128) penetrates through and extends into the water storage tank (129);

the water supply assembly (126) comprises a water supply ring (1261), the water supply ring (1261) is fixedly connected to the middle of the atomizing box (121), a water storage cavity (1262) is formed in the middle of the water supply ring (1261), and an atomizing head (1263) is arranged inside the water supply ring (1261).

2. The automatic dust concentration detection device in a working environment according to claim 1, characterized in that: the inside of sampling pipe (2) is linked together with the inside of cushion chamber (1) and dust cage (3) respectively, and the middle part of sampling pipe (2) is provided with the check valve, the inside that runs through and extend to cushion chamber (1) is examined to the detection head of dust detector (4), the diameter of cushion chamber (1) is greater than the diameter of sampling pipe (2).

3. The automatic dust concentration detection device in a working environment according to claim 1, characterized in that: the bottom on the surface of the buffer cavity (1) is provided with a thread groove, the bottom on the surface of the buffer cavity (1) is in threaded connection with a nut, and the nut is fixedly connected to the top of the receiving funnel (5).

4. The automatic dust concentration detection device in a working environment according to claim 1, characterized in that: the bottom of the receiving funnel (5) is rotatably connected with the surface of the connecting pipe (7) through a bearing, the diameter of the bottom opening of the guide funnel (6) is smaller than the inner diameter of the connecting pipe (7), and the bottom opening of the guide funnel (6) is located inside the connecting pipe (7).

5. The automatic dust concentration detection device in a working environment according to claim 1, characterized in that: the bottom on connecting pipe (7) surface is provided with the thread groove, and purifies chamber (8) threaded connection on the surface of connecting pipe (7) bottom, the inside of purifying chamber (8) is provided with the filtration filling layer, the filtration filling layer is any one in active carbon layer, HEPA filter layer and the filter screen.

6. The automatic dust concentration detection device in a working environment according to claim 1, characterized in that: the inside of filter chamber (9) is provided with the scavenging solution, and the bottom of outlet duct (10) is located the below of scavenging solution liquid level, the open-top of intake pipe (11) is located the top of scavenging solution liquid level.

7. The automatic dust concentration detection device in a working environment according to claim 1, characterized in that: the middle part of the pressure head (124) is provided with a pressure through hole, the inner diameter of the pressure through hole is smaller than that of the exhaust pipe (123), the inside of the air nozzle (125) is communicated with the inside of the pressure through hole in the middle part of the pressure head (124), and the inside of the atomizing head (1263) is communicated with the inside of the water storage cavity (1262).

8. The automatic dust concentration detection device in a working environment according to claim 1, characterized in that: the water inlet pipe (128) penetrates through the water supply ring (1261) and extends to the water storage cavity (1262), the inside of the water inlet pipe (128) is communicated with the inside of the water storage cavity (1262), and the top of one end of the water storage tank (129) is provided with a vent hole.