CN209927828U - Dustproof gas detector - Google Patents
Dustproof gas detector Download PDFInfo
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- CN209927828U CN209927828U CN201920818486.8U CN201920818486U CN209927828U CN 209927828 U CN209927828 U CN 209927828U CN 201920818486 U CN201920818486 U CN 201920818486U CN 209927828 U CN209927828 U CN 209927828U
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Abstract
The utility model discloses a dustproof gas detector, including detector body and dust-proof box, the outside of detector body is connected with the inboard of dust-proof box, the detector body is by the detector, gaseous detection end, gas passage and installed part are constituteed, be provided with the side bounding wall around the dust-proof box, and the side bounding wall is the ring form, the inboard lower extreme of side bounding wall is provided with the internal thread, the inboard joint of side bounding wall has the dust screen, the inboard edge sliding connection with rotatory overhead guard of upper end of side bounding wall, the vent has been seted up on the rotatory overhead guard, the lower extreme fixed mounting of rotatory overhead guard has built-in brush hair, the upper end middle part of rotatory overhead guard is provided with the small-size motor, and be connected with small-size rotation, the outside fixed mounting of side bounding wall has dust collection box and controller. The dustproof gas detector has a dustproof function, can reduce the influence of external environmental factors on the detector, prolongs the service life of the detector, and cannot influence the detection precision of the detector.
Description
Technical Field
The utility model relates to a gaseous detection equipment technical field specifically is a dustproof gas detector.
Background
Industrial gas detectors are often used in harsh environments with high temperatures, high humidity, high dust, and high levels of airborne fibers or suspended particles, such as oil and gas exploration, production, storage, and discharge applications, automotive manufacturing, paint spray booths, and other applications. The dust not only pollutes the environment, but also produces other harm simultaneously, if debris such as dust and oil smoke cover on the detector, will influence the detection precision of detector. When the gas detector is applied to occasions where toxic, harmful, flammable and explosive substances exist, if the precision of the gas detector is reduced, safety accidents may be caused.
In order to reduce the influence of foreign matters such as external dust on the gas detector, the gas detector is usually installed in a box with a reserved ventilation opening or a dustproof filter screen is additionally installed outside the sensor. Utilize the sensor mode of box protection gas detector, in impurity accessible air intake entering box such as external dust, and then influence the life of sensor. And the mode of installing the dust screen additional can appear the dust and often block up the dust screen mesh, causes the air current unsmooth, influences gas detector's detection precision.
Therefore, how to reduce the influence of external environmental factors on the detector to prolong the service life of the detector and provide the detection accuracy of the detector as much as possible is a technical problem to be solved urgently by technical personnel in the field at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dustproof gas detector has reached dirt-proof effect.
In order to achieve the above object, the utility model provides a following technical scheme: the dustproof gas detector comprises a detector body and a dustproof box, wherein the outer side of the detector body is connected with the inner side of the dustproof box.
The detector body comprises detector, gaseous sense terminal, gas passage and installed part, the lower extreme of detector is provided with gaseous sense terminal, gaseous sense terminal outside fixedly connected with gas passage, the middle part fixedly connected with installed part of detector, the installed part is provided with the external screw thread.
The dust-proof box consists of side coamings, a rotary top cover, a vent, internal bristles, a dust screen, a small motor, a motor mounting rack, a dust-collecting box and a controller, wherein the side coamings are arranged around the dust-proof box, the side coaming is in a ring shape, the lower end of the inner side of the side coaming is provided with internal threads, the inner side of the side coaming is clamped with a dust screen, the inner side of the upper end of the side coaming is connected with the edge of the rotary top cover in a sliding way, the rotary top cover is provided with a ventilation opening, the lower end of the rotary top cover is fixedly provided with built-in brush hair, the middle part of the upper end of the rotary top cover is provided with a small motor, the output shaft of the small motor is positioned below, and is fixedly connected with the middle part of the upper end of the rotary top cover, a motor mounting rack is fixedly arranged on the outer side of the side coaming, the other end of the motor mounting frame is fixedly connected with a motor, and a dust collecting box and a controller are fixedly mounted on the outer side of the side coaming.
Preferably, a dust separation plate is arranged in the gas channel.
Preferably, the ventilation opening is approximately fan-shaped and is fan-shaped of a quarter circle.
Preferably, the length of the built-in brush is slightly longer than the distance between the rotary top cover and the dust screen.
Preferably, the dust collecting box is connected below the side coaming in a sliding mode.
Preferably, the controller is electrically connected with the small motor.
Preferably, a rotating speed control module and a timer are arranged in the controller, and the controller and the detector body share a power supply.
Compared with the prior art, the beneficial effects of the utility model are that:
this dustproof gas detector has reached dirt-proof effect through setting up the dust-proof box, has prolonged the life of detector. Because the detector needs to be used in a severe environment with large dust and more fibers or suspended particles in the air, the dust-proof treatment of the detector is particularly necessary. The outer end of the dustproof gas detector is provided with a dustproof box, a sealed gas channel is designed between the dustproof box and the gas detection end, gas only enters a ventilation opening in the outer end of the dustproof box, a dustproof net is arranged at the ventilation opening, and dust can be isolated to a certain extent.
Furthermore, considering that a large amount of dust is accumulated on the dust screen due to long service time, the meshes of the dust screen are blocked, so that the air flow is not smooth, and the detection precision of the gas detector is influenced. This dustproof gas detector is provided with rotatable rotatory overhead guard in the circular shape dust screen outside, is provided with the vent of quarter circle on the rotatory overhead guard, and when using a period, the dustproof effect of dust screen descends, and when the gas circulation descends, the motor drives rotatory overhead guard and rotates, changes the vent to the other positions of dust screen, and other positions of dust screen can play dustproof effect again this moment. When the rotary top cover rotates, the built-in bristles on the inner side of the rotary top cover can clean the dust screen, and falling dust is collected by the dust collection box. Compare traditional gas detector and have better dustproof effect to still can play dirt-proof effect after dustproof mesh hole is blockked up, can not influence gas detector's detection precision.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic view of the front structure of the rotary top cover of the present invention;
fig. 3 is a schematic view of the front structure of the dust collecting box of the present invention.
In the figure: 1 detector body, 101 detector, 102 gas detection end, 103 gas channel, 104 mounting part, 105 dust-proof plate, 2 dust-proof box, 201 side enclosing plate, 202 rotary top cover, 203 ventilation opening, 204 built-in brush, 205 dust-proof net, 206 small motor, 207 motor mounting rack, 208 dust-proof box and 209 controller.
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 present invention provides a technical solution: a dustproof gas detector comprises a detector body 1 and a dustproof box 2, wherein the outer side of the detector body 1 is connected with the inner side of the dustproof box 2.
The detector body 1 comprises detector 101, gas detection end 102, gas passage 103 and installed part 104, and the lower extreme of detector 101 is provided with gas detection end 102, and gas detection end 102 outside fixedly connected with gas passage 103 is provided with dust barrier 105 in the gas passage 103, and the middle part fixedly connected with installed part 104 of detector 101, installed part 104 are provided with the external screw thread.
The dust-proof box 2 is composed of a side wall plate 201, a rotary top cover 202, a vent 203, a built-in brush 204, a dust screen 205, a small motor 206, a motor mounting rack 207, a dust collection box 208 and a controller 209, wherein the periphery of the dust-proof box 2 is provided with the side wall plate 201, the side wall plate 201 is in a circular ring shape, the lower end of the inner side of the side wall plate 201 is provided with an internal thread, the side wall plate 201 is in threaded matching connection with the mounting piece 104, the inner side of the side wall plate 201 is clamped with the dust screen 205, the inner side of the upper end of the side wall plate 201 is in sliding connection with the edge of the rotary top cover 202, the rotary top cover 202 is provided with the vent 203, the vent 203 is approximately in a fan shape and is in a fan shape of a quarter of a circle, the lower end of the rotary top cover 202 is fixedly provided with the built-in brush 204, the length of the, the output shaft of small-size motor 206 is located the below, and with the upper end middle part fixed connection of rotatory overhead guard 202, side wall 201 outside fixed mounting has motor mounting bracket 207, the motor mounting bracket 207 other end and motor 206 fixed connection, the outside fixed mounting of side wall 201 has dust collection box 208 and controller 209, dust collection box 208 sliding connection is in the below of side wall 201, controller 209 and small-size motor 206 electric connection, be provided with speed control module and time-recorder in the controller 209, and controller 209 and detector body 1 sharing power, the rotation time of small-size motor 206 can be controlled to the time-recorder, and after small-size motor 206 control rotatory overhead guard 202 rotates two rings, this controller 209 can report information to master control equipment, even remind maintainer to clear up the inside dust of dust collection box 208.
Because the gas detector needs to be used in a severe environment with large dust and more fibers or suspended particles in the air, the gas detector needs to be subjected to dust prevention treatment. The outer end of the dustproof gas detector is provided with a dustproof box 2, a sealed gas channel 103 is designed between the dustproof box 2 and the gas detection end 102, gas only enters from a vent 203 at the outer end of the dustproof box 2, a dustproof net 205 is arranged at the vent 203, and dust can be isolated to a certain degree.
Further, considering that a large amount of dust is accumulated on the dust screen 205 due to long service time, the meshes of the dust screen 205 are blocked, so that the airflow is not smooth, and the detection precision of the gas detector is affected. This dustproof gas detector is provided with rotatable rotatory dome 202 in circular dustproof net 205 outside, is provided with quarter round vent 203 on the rotatory dome 202, and when using a period, dustproof net 205 dustproof effect descends, and when the gas circulation descends, small motor 206 drives rotatory dome 202 and rotates, exchanges the other positions of dustproof net 205 with vent 203, and other positions of dustproof net 205 can play dustproof effect again this moment. When the rotary top cover 202 rotates, the built-in bristles 204 inside the rotary top cover can clean the dust screen 205, and the fallen dust is collected by the dust collection box 208. Compare traditional gas detector and have better dustproof effect to can still play dirt-proof effect after 205 punchholes of dust screen are blockked up, can not influence gas detector's detection precision.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
In use, gas enters the gas channel 103 through the vent 203 and then enters the gas detection end 102 through the gas channel 103. When dust is contained in the gas, the dust can be captured by the dust screen 205, after the gas detector is used for a period of time, a large amount of dust is accumulated on the dust screen 205, meshes of the dust screen 205 are blocked, and therefore the gas flow is not smooth, and the detection precision of the gas detector is affected. At this time, the small motor 206 is started to drive the rotating top cover 202 to rotate, the ventilation opening 203 is exchanged to other positions of the dust screen 205, and at this time, other positions of the dust screen 205 can play a role of dust prevention. When the rotary top cover 202 rotates, the built-in bristles 204 inside the rotary top cover can clean the dust screen 205, the fallen dust is collected by the dust collection box 208, and the dust collection box 208 can pour out the dust after being detached.
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.
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 (7)
1. The utility model provides a dustproof gas detector, includes detector body (1) and dust-proof box (2), its characterized in that: the outer side of the detector body (1) is connected with the inner side of the dustproof box (2); the detector body (1) consists of a detector (101), a gas detection end (102), a gas channel (103) and a mounting piece (104), the gas detection end (102) is arranged at the lower end of the detector (101), the gas channel (103) is fixedly connected to the outer side of the gas detection end (102), the mounting piece (104) is fixedly connected to the middle of the detector (101), and external threads are arranged on the mounting piece (104); the dust-proof box (2) is composed of a side enclosing plate (201), a rotary top cover (202), a ventilation opening (203), built-in bristles (204), a dust screen (205), a small motor (206), a motor mounting rack (207), a dust collecting box (208) and a controller (209), wherein the side enclosing plate (201) is arranged around the dust-proof box (2), the side enclosing plate (201) is in a circular ring shape, an internal thread is arranged at the lower end of the inner side of the side enclosing plate (201), the dust screen (205) is clamped at the inner side of the side enclosing plate (201), the inner side of the upper end of the side enclosing plate (201) is in sliding connection with the edge of the rotary top cover (202), the ventilation opening (203) is arranged on the rotary top cover (202), the built-in bristles (204) are fixedly arranged at the lower end of the rotary top cover (202), the small motor (206) is arranged in the middle of the upper end of the rotary top cover (202), and an output, and the middle part of the upper end of the rotary top cover (202) is fixedly connected, a motor mounting rack (207) is fixedly mounted on the outer side of the side enclosing plate (201), the other end of the motor mounting rack (207) is fixedly connected with a motor (206), and a dust collecting box (208) and a controller (209) are fixedly mounted on the outer side of the side enclosing plate (201).
2. A dust-proof gas detector according to claim 1, wherein: and a dust separation plate (105) is arranged in the gas channel (103).
3. A dust-proof gas detector according to claim 1, wherein: the ventilation opening (203) is approximately fan-shaped and is fan-shaped like a quarter circle.
4. A dust-proof gas detector according to claim 1, wherein: the length of the built-in brush (204) is slightly longer than the distance between the rotary top cover (202) and the dust screen (205).
5. A dust-proof gas detector according to claim 1, wherein: the dust collection box (208) is connected below the side coaming (201) in a sliding way.
6. A dust-proof gas detector according to claim 1, wherein: the controller (209) is electrically connected with the small motor (206).
7. A dust-proof gas detector according to claim 1, wherein: a rotating speed control module and a timer are arranged in the controller (209), and the controller (209) and the detector body (1) share a power supply.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920818486.8U CN209927828U (en) | 2019-06-03 | 2019-06-03 | Dustproof gas detector |
Applications Claiming Priority (1)
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CN201920818486.8U CN209927828U (en) | 2019-06-03 | 2019-06-03 | Dustproof gas detector |
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CN209927828U true CN209927828U (en) | 2020-01-10 |
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CN201920818486.8U Active CN209927828U (en) | 2019-06-03 | 2019-06-03 | Dustproof gas detector |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112578081A (en) * | 2020-12-04 | 2021-03-30 | 太原海纳辰科仪器仪表有限公司 | Be used for hospital laboratory with automatic movable alarm device for environmental monitoring |
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2019
- 2019-06-03 CN CN201920818486.8U patent/CN209927828U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112578081A (en) * | 2020-12-04 | 2021-03-30 | 太原海纳辰科仪器仪表有限公司 | Be used for hospital laboratory with automatic movable alarm device for environmental monitoring |
CN112578081B (en) * | 2020-12-04 | 2023-02-03 | 太原海纳辰科仪器仪表有限公司 | Be used for hospital laboratory with automatic movable alarm device for environmental monitoring |
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