CN211528150U - Explosion-proof type high concentration dust on-line monitoring device - Google Patents
Explosion-proof type high concentration dust on-line monitoring device Download PDFInfo
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- CN211528150U CN211528150U CN202020010602.6U CN202020010602U CN211528150U CN 211528150 U CN211528150 U CN 211528150U CN 202020010602 U CN202020010602 U CN 202020010602U CN 211528150 U CN211528150 U CN 211528150U
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Abstract
The utility model discloses an explosion-proof type high concentration dust on-line monitoring device, including explosion-proof case, sampling head and sampling rod, the sampling rod runs through explosion-proof case shell, and sampling rod one end fixed mounting has the sampling head in explosion-proof incasement, and sampling rod other end fixed mounting, the district is waited to measure at the dust to the sampling head setting, fixed mounting has the dust monitor on the explosion-proof incasement wall, and the vertical cross piece of installing in the dust monitor, the vertical export one and the coaxial sealing connection of sampling rod of cross piece, the vertical export two of cross piece is connected with first silicone tube. The utility model provides an explosion-proof type high concentration dust appearance on-line monitoring device adopts the sealed test mode of negative pressure to prevent that the dust from getting into explosion-proof box, monitors dust concentration in explosion-proof box, and it is complicated to have solved current monitoring devices gas circuit, debugs the problem of difficulty.
Description
Technical Field
The utility model relates to a dust particulate matter concentration monitoring technology field, concretely relates to explosion-proof type high concentration dust on-line monitoring device.
Background
At present, most of industrial and mining enterprise places have dust explosion threats in workshops, and dust in the workshops can cause occupational diseases such as pneumoconiosis or asthma of workers, so that the concentration control of dust particles (PM 10& TSP) is particularly important, the problem of dust concentration monitoring is solved, certain dust particles (PM 10& TSP) exist in the industrial and mining enterprise places, and when the dust particles reach certain concentration, the dust particles are easy to explode.
The conventional monitoring device comprises an air supply module, a pressure relief module, a control module, an abnormity alarm module and the like, belongs to a positive pressure control monitoring system, and is complex in structure, high in fault rate and high in maintenance cost, so that the simple negative pressure type dust concentration monitoring device is very necessary.
Disclosure of Invention
The utility model provides a not enough to prior art, the utility model provides an explosion-proof type high concentration dust appearance on-line monitoring device adopts the sealed test mode of negative pressure to prevent that the dust from getting into explosion-proof incasement, monitors dust concentration in explosion-proof incasement, and it is complicated to have solved current monitoring devices gas circuit, debugs the problem of difficulty.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
the explosion-proof high-concentration dust online monitoring device comprises an explosion-proof box, a sampling head and a sampling rod, wherein the sampling rod penetrates through the shell of the explosion-proof box, one end of the sampling rod is fixedly arranged in the explosion-proof box, the other end of the sampling rod is fixedly provided with the sampling head, the sampling head is arranged in a dust region to be detected, a dust monitor is fixedly arranged on the inner wall of the explosion-proof box, a four-way piece is vertically arranged in the dust monitor, a first vertical outlet of the four-way piece is hermetically connected with the sampling rod, a second vertical outlet of the four-way piece is connected with a first silicone tube, two transverse outlets of the four-way piece are arranged in the dust monitor in an open mode, the first silicone tube penetrates through the outer wall of the explosion-proof box and is;
still be equipped with dust monitor operating panel and safety barrier in the explosion-proof case, dust monitor operating panel one end and dust monitor electric connection, the dust monitor operating panel other end be equipped with two circuits respectively with host system and first voltage regulating module electric connection, host system still is connected with the second voltage regulating module through the wire, the input and the first voltage regulating module of second voltage regulating module pass through the wire and are connected, safety barrier one end is passed through wire and sampling pump electric connection, the other end of safety barrier is connected with the third voltage regulating module, the input and the first voltage regulating module of third voltage regulating module pass through wire electric connection, host system and first voltage regulating module pass through wire and external power source electric connection.
Preferably, the leads are hermetically mounted between the gland head and the explosion-proof box.
Preferably, the sampling rod is assembled with the explosion-proof box through a gland head.
Preferably, the joint of the first silicone tube and the four-way piece and the joint of the second silicone tube and the sampling pump are respectively provided with a spring clamp.
The utility model provides an explosion-proof type high concentration dust on-line monitoring device provides sampling power through the sampling pump, sampling air in the sampling pole passes through four-way spare and transmits to the dust monitor back, continue to transmit to the filter and filter, this device is equipped with a plurality of voltage regulating modules simultaneously to accessible IP65 tests, can monitor dust particulate matter concentration in danger area in succession, prevent that electrical component from exposing in dust environment, the emergence of prevention explosion, and this device simple structure, need not traditional gas circuit cooperation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of the filter of the present invention;
FIG. 4 is a schematic structural view of the four-way member of the present invention;
in the figure: 1, an explosion-proof box; 2, sampling head; 3, a sampling rod; 4, a dust monitor; 5, a four-way piece; 6, a first silicone tube; 7, an outer cover; 8, a filter; 9 a second silicone tube; 10 a sampling pump; 11 operating panel of dust monitor; 12, a main control module; 13 a first voltage regulating module; 14 a second voltage regulating module; 15 a safety barrier; 16 a third voltage regulating module; 17 gram head.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention will be combined to clearly and completely describe the technical solutions in the embodiments of the present invention.
First embodiment, an explosion-proof type high concentration dust on-line monitoring device as shown in fig. 1 to 4 comprises an explosion-proof box 1, the dust collection device comprises a sampling head 2 and a sampling rod 3, wherein the sampling rod 3 penetrates through the shell of an explosion-proof box 1, one end of the sampling rod 3 is fixedly installed in the explosion-proof box 1, the other end of the sampling rod 3 is fixedly provided with the sampling head 2, the sampling head 2 is arranged in a dust region to be detected, the inner wall of the explosion-proof box 1 is fixedly provided with a dust monitor 4, a four-way piece 5 is vertically installed in the dust monitor 4, a first vertical outlet of the four-way piece 5 is hermetically connected with the sampling rod 3, a second vertical outlet of the four-way piece 5 is connected with a first silicone tube 6, two transverse outlets of the four-way piece 5 are arranged in the dust monitor 4 in an open mode, the first silicone tube 6 penetrates through the outer wall of the explosion-proof box 1 and is connected with a filter 8; the joints of the first silicone tube 6 and the second silicone tube 9 are provided with spring clamps, and the wires are hermetically mounted between the gland heads 17 and the explosion-proof box 1, so that the sampling gas can be prevented from leaking in the explosion-proof box 1. The mode of adopting the sealed test of negative pressure prevents that the dust from getting into the incasement, and the box is sealed to reach IP65 grade, prevents that the mode that the dust got into the incasement from reaching monitoring facilities self explosion-proof purpose.
A dust monitor operating panel 11 and a safety barrier 15 are further arranged in the explosion-proof box 1, one end of the dust monitor operating panel 11 is electrically connected with the dust monitor 4, the other end of the dust monitor operating panel 11 is provided with two circuits which are respectively electrically connected with a main control module 12 and a first voltage regulating module 13, the main control module 12 is also connected with a second voltage regulating module 14 through a lead, the input end of the second voltage regulating module 14 is connected with the first voltage regulating module 13 through a lead, one end of the safety barrier 15 is electrically connected with the sampling pump 10 through a lead, the other end of the safety barrier 15 is connected with a third voltage regulating module 16, the input end of the third voltage regulating module 16 is electrically connected with the first voltage regulating module 13 through a lead, the main control module 12 and the first voltage regulating module 13 are electrically connected with an external power supply through leads, and the first voltage regulating module 13, the second voltage regulating module 14 and the third, and enabling the monitoring equipment to continuously monitor the concentration of the particles in the region to be detected.
The sampling rod 3 is connected with the explosion-proof box 1 through the Glan head 17, and has a good sealing effect.
The working process is as follows: inhale gas through sampling pump 10, sampling gas is got into by sampling head 2, gets into four-way spare 5 through sampling pole 3, gets into dust monitor 4 when through four-way spare 5 and carries out concentration detection, and sampling gas then gets into first silicone tube 6 by the export two of four-way spare 5, gets into filter 8 and filters the dust, transports to external device by sampling pump 10 again.
In the monitoring process, when the dust monitor 4 monitors that the concentration is too high, the monitoring equipment can remind related personnel through an external communication device.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (4)
1. An explosion-proof high-concentration dust online monitoring device comprises an explosion-proof box (1), a sampling head (2) and a sampling rod (3), wherein the sampling rod (3) penetrates through the shell of the explosion-proof box (1), one end of the sampling rod (3) is fixedly installed in the explosion-proof box (1), the other end of the sampling rod (3) is fixedly installed with the sampling head (2), and the sampling head (2) is arranged in a dust area to be detected, and is characterized in that a dust monitor (4) is fixedly installed on the inner wall of the explosion-proof box (1), a four-way piece (5) is vertically installed in the dust monitor (4), a first vertical outlet of the four-way piece (5) is hermetically connected with the sampling rod (3), a second vertical outlet of the four-way piece (5) is connected with a first silicone tube (6), two transverse outlets of the four-way piece (5) are opened and arranged in the dust monitor (4), and the first silicone tube (6) penetrates through the outer wall of the explosion-, the filter (8) is connected with a sampling pump (10) through a second silicone tube (9);
the explosion-proof box (1) is also internally provided with a dust monitor operating panel (11) and a safety barrier (15), one end of the dust monitor operation panel (11) is electrically connected with the dust monitor (4), the other end of the operation panel (11) of the dust monitor is provided with two circuits which are respectively and electrically connected with the main control module (12) and the first pressure regulating module (13), the main control module (12) is also connected with a second voltage regulating module (14) through a lead, the input end of the second voltage regulating module (14) is connected with the first voltage regulating module (13) through a lead, one end of the safety barrier (15) is electrically connected with the sampling pump (10) through a lead, the other end of the safety grid (15) is connected with a third voltage regulating module (16), the input end of the third voltage regulating module (16) is electrically connected with the first voltage regulating module (13) through a lead, the main control module (12) and the first voltage regulating module (13) are electrically connected with an external power supply through leads.
2. The explosion-proof type high concentration dust on-line monitoring device according to claim 1, characterized in that: the lead is hermetically arranged between the Glan head (17) and the explosion-proof box (1).
3. The explosion-proof type high concentration dust on-line monitoring device according to claim 1, characterized in that: the sampling rod (3) is assembled with the explosion-proof box (1) through a Glan head (17).
4. The explosion-proof type high concentration dust on-line monitoring device according to claim 1, characterized in that: and spring clamps are arranged at the joint of the first silicone tube (6) and the four-way piece and the joint of the second silicone tube (9) and the sampling pump (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020010602.6U CN211528150U (en) | 2020-01-03 | 2020-01-03 | Explosion-proof type high concentration dust on-line monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020010602.6U CN211528150U (en) | 2020-01-03 | 2020-01-03 | Explosion-proof type high concentration dust on-line monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211528150U true CN211528150U (en) | 2020-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020010602.6U Active CN211528150U (en) | 2020-01-03 | 2020-01-03 | Explosion-proof type high concentration dust on-line monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211528150U (en) |
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2020
- 2020-01-03 CN CN202020010602.6U patent/CN211528150U/en active Active
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