CN218157824U

CN218157824U - Pump suction type gas detector calibrating device

Info

Publication number: CN218157824U
Application number: CN202222479529.9U
Authority: CN
Inventors: 刘伟; 汪洪波; 李欢
Original assignee: Anhui Lvshi Environmental Protection Technology Co ltd
Current assignee: Anhui Lvshi Environmental Protection Technology Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2022-12-27
Anticipated expiration: 2032-09-20

Abstract

The utility model belongs to the technical field of the gaseous detector calibration of pumping formula is relevant, concretely relates to gaseous detector calibrating device of pumping formula, it includes: detect the cabinet, the filter assembly who holds the active carbon is installed to the upper end that detects the cabinet, filter assembly's upper end fixedly connected with draught fan, the draught fan sucks the through-hole through its air intake, make the inside harmful gas of detection cabinet collect through the net dish and get into in the inside active carbon of standing groove, discharge from the draught fan air outlet again after active carbon adsorption, avoid toxic gas's accumulation, cause the harm to the staff, the inside of a spacing section of thick bamboo is provided with three splint, under reset spring's effect, make three splint press from both sides tightly the gas holder, make placing that the gas holder can be steady, when carrying out standard gas supply, through rotating a spacing section of thick bamboo, can adjust the inside gas holder angle of this spacing section of thick bamboo, and the operation is simple, high in use value is possessed.

Description

Pump suction type gas detector calibrating device

Technical Field

The utility model belongs to the technical field of the gaseous detector calibration of pumping formula is relevant, concretely relates to gaseous detector calibrating device of pumping formula.

Background

The pump-suction gas detector is a flexibly configured single gas or multiple gas detector, and can be provided with an oxygen sensor, a combustible gas sensor and optionally two toxic gas sensors or optionally four toxic gas sensors or optionally a single gas sensor. The portable four-gas detector adopts a natural diffusion mode to detect gas, can be additionally provided with an external air pump according to the requirements of a customer site, and is applied to special environments. The anti-explosion safety protection device is suitable for places such as explosion protection, toxic gas leakage, underground pipelines or mines and the like, and can ensure that the life safety of workers is not damaged and production equipment is not lost to the greatest extent.

At present, after the pumping gas detector is used for a long time, an internal sensor of the pumping gas detector is easy to age, the accuracy of the pumping gas detector can be influenced, and therefore the gas detector needs to be calibrated regularly. During calibration, a worker needs to hold the gas detector by hand, find a menu interface on a main interface, switch to a calibration base point to perform concentration calibration, select the type of the gas to be calibrated before calibration, and then supply standard gas to the gas detector.

At present, to the calibration work of pump suction type gas detector, owing to need calibrate the gas of different grade type, this just makes and prepares multiple gas tank simultaneously and detects, and these gas tanks do not have fixed indiscriminate the placing in the mesa of scattering, fall from the workstation easily, and the security is not enough, brings inconvenience to the detection work, and, in standard gas's supply process, harmful gas such as hydrogen sulfide, carbon monoxide easily leak in the air, and the accumulation of toxic gas easily causes the harm to the staff.

In view of this, the utility model provides a pump suction type gas detector calibrating device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pump suction type gas detector calibrating device to in solving the calibration work of the pump suction type gas detector that provides in the above-mentioned background art, the gas tank does not have fixed in disorder and puts at the mesa, falls from the workstation easily, and the security is not enough, brings inconvenience to detection achievement, and, toxic gaseous accumulation causes the problem of harm to the staff easily.

In order to achieve the above object, the utility model provides a following technical scheme: a kind of pump-type gas detector calibrating device, it includes: detect the cabinet, the upper end that detects the cabinet is installed and is carried out the filtering component who holds to the active carbon, filtering component's upper end fixedly connected with draught fan, the upper end fixedly connected with that detects the cabinet carries out the mounting bracket that supports to the draught fan, the front end outer wall that detects the cabinet has been seted up and has been looked the frame in, look the detection cabinet front end of frame downside in and seted up the operation slotted hole look the inside fixedly connected with toughened glass of frame in, the gas holder that formula gas detector and a plurality of carried out the standard gas supply has been placed to the inside that detects the cabinet, gas holder and inhale through the gas-supply pipe intercommunication between the formula gas detector.

Preferably, the filtering component includes fixed connection in the fixed frame that detects the cabinet upper end, the upper end fixedly connected with flow guide disc of fixed frame, the through-hole that is linked together with draught fan lower extreme air intake is seted up to flow guide disc's upper end, the inside cover of fixed frame is equipped with the removal frame, the inside of removing the frame is provided with carries out the standing groove of splendid attire to the active carbon, the outer wall of removing the frame is fixed with the handle, fixed frame and the bottom of removing the frame all are fixed with the net dish, fixed frame is linked together through the net dish and detection cabinet inside.

Preferably, a plurality of fixed plate groups are fixed on the inner wall of the lower end of the detection cabinet, the inner sides of the fixed plate groups are rotatably connected with a limiting cylinder, three clamping plates are arranged inside the limiting cylinder, and the three clamping plates are connected with the inner wall of the limiting cylinder through reset springs.

Preferably, the upper ends of the three clamping plates are all bent outwards, and the three clamping plates are arranged at equal intervals.

Preferably, the fixed frame all is provided with the joint mouth with the subtend inner wall that removes the frame, the outer wall of joint mouth is fixed with the magnet piece.

Compared with the prior art, the utility model provides a pump suction type gas detector calibrating device possesses following beneficial effect:

1. the utility model discloses a set up the interior frame of looking at the front end outer wall of detection cabinet, the detection cabinet front end of interior frame downside has seted up the operation slotted hole, and the staff places both hands inside the detection cabinet through the operation slotted hole and carries out calibration work to the inhaled gas detector, in the inside fixedly connected with toughened glass of interior frame, when not hindering detection operation observation, can avoid the gas that leaks to spread on staff's face and be inhaled by the mouth and nose, has fine security performance;

2. the utility model discloses a through-hole that is linked together with draught fan lower extreme air intake is seted up to the upper end at the guiding disc, and when starting the draught fan, the draught fan sucks the through-hole through its air intake for the inside harmful gas of detection cabinet collects through the net dish and gets into the inside active carbon of standing groove, discharges from the draught fan air outlet after the active carbon adsorption, avoids the accumulation of toxic gas, causes the harm to the staff, further improves the security performance;

3. the utility model discloses the subtend inner wall of fixed frame and removal frame all is provided with the piece mouth, and the outer wall of piece mouth is fixed with the magnet piece, under the effect of piece mouth and magnet piece, conveniently carries out quick concatenation installation to fixed frame and removal frame to the convenience is changed the active carbon inside the standing groove;

4. the utility model discloses lower extreme inner wall at the detection cabinet is fixed with the fixed board group of a plurality of, the inboard rotation of fixed board group is connected with spacing section of thick bamboo, the inside of spacing section of thick bamboo is provided with three splint, the upper end of three splint all bends to the outside, the convenience is inserted the gas holder and is established, under reset spring's effect, utilize the good elasticity performance of reset spring, draw close to in the middle of going on three splint, make three splint press from both sides tightly the gas holder, make placing that the gas holder can be steady, when carrying out standard gas supply, through rotating spacing section of thick bamboo, can adjust this gas holder angle of spacing section of thick bamboo inside, and the operation is simple, high use value is possessed.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic view of a three-dimensional structure of a calibration device for a pumping gas detector provided by the present invention;

FIG. 2 is a schematic view of the filter assembly of the present invention;

fig. 3 is a schematic view of an assembly structure of the limiting cylinder provided by the present invention;

in the figure: 1. a mounting frame; 2. an induced draft fan; 3. a filter assembly; 301. a through hole; 302. a flow guide disc; 303. a fixing frame; 304. a net disk; 305. a handle; 306. moving the frame; 307. a placement groove; 308. splicing the interfaces; 4. a detection cabinet; 401. an inner view frame; 402. operating the slotted hole; 5. tempering the glass; 6. a suction gas detector; 7. a limiting cylinder; 8. a gas storage tank; 9. a gas delivery pipe; 10. a fixed plate group; 11. a return spring; 12. and (4) clamping the plate.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a kind of pump-type gas detector calibrating device, it includes: detect cabinet 4, the filter assembly 3 that holds is carried out to the active carbon is installed to the upper end of detecting cabinet 4, the upper end fixedly connected with draught fan 2 of filter assembly 3, the upper end fixedly connected with that detects cabinet 4 carries out the mounting bracket 1 that supports to draught fan 2, the front end outer wall that detects cabinet 4 has been seted up and has been looked frame 401 in, the operation slotted hole 402 has been seted up to the 4 front ends of detection cabinet of interior sight frame 401 downside, the staff places the both hands in detecting cabinet 4 inside through operation slotted hole 402 and detects work, look frame 401's inside fixedly connected with toughened glass 5 including, when not hindering detection operation, the gas of avoiding leaking scatters in staff's face, the gas holder 8 that formula gas detector 6 and a plurality of carry out the standard gas supply has been placed to the inside of detecting cabinet 4, communicate through gas-supply pipe 9 between gas holder 8 and the formula gas detector 6, open the valve on the gas holder 8, send the inside gas of gas holder 8 to in the formula gas detector 6 through gas-supply pipe 9.

Further, the filtering component 3 includes fixed frame 303 fixedly connected to the upper end of detection cabinet 4, the upper end fixedly connected with flow guide disc 302 of fixed frame 303, through-hole 301 that is linked together with 2 lower extreme air intakes of draught fan is seted up to the upper end of flow guide disc 302, the inside cover of fixed frame 303 is equipped with removes frame 306, the inside of removing frame 306 is provided with carries out the standing groove 307 of splendid attire to the active carbon, the outer wall of removing frame 306 is fixed with handle 305, conveniently carry out the pull to removing frame 306, the bottom of fixed frame 303 and removal frame 306 all is fixed with net dish 304, fixed frame 303 is linked together through net dish 304 and detection cabinet 4 is inside, start draught fan 2, draught fan 2 pumps through its air intake to through-hole 301, make the inside gas of detection cabinet 4 collect through net dish 304 and get into the inside active carbon of standing groove 307, discharge from draught fan 2 air outlet after the active carbon absorption, also external pipeline in draught fan 2's air outlet department, be used for with the residual gas exhaust external world.

Furthermore, a plurality of fixing plate groups 10 are fixed on the inner wall of the lower end of the detection cabinet 4, the inner side of each fixing plate group 10 is rotatably connected with a limiting cylinder 7, three clamping plates 12 are arranged inside each limiting cylinder 7, and the three clamping plates 12 are connected with the inner wall of each limiting cylinder 7 through return springs 11. The upper end of three splint 12 all is to the lateral buckling, and the convenience is inserted gas holder 8 and is established, and three splint 12 equidistance is arranged, under reset spring 11's effect, utilizes the good elasticity performance of reset spring 11, draws close to the centre to three splint 12 for three splint 12 can press from both sides tightly gas holder 8, when carrying out standard gas supply, through rotating spacing section of thick bamboo 7, can adjust this 8 angles of gas holder inside 7 spacing.

It is worth to explain that, the fixed frame 303 and the moving frame 306 all are provided with the piece-together mouth 308 to the inner wall of subtending, and the outer wall of piece-together mouth 308 is fixed with the magnet piece, under the effect of piece-together mouth 308 and magnet piece, conveniently carries out quick concatenation installation to fixed frame 303 and moving frame 306.

The utility model discloses a theory of operation and use flow: the utility model discloses utilize the during operation, to wait that the different calibration gas holder 8 that detect are inserted and are located different spacing section of thick bamboo 7, the upper end of three splint 12 all bends to the outside, the convenience is inserted gas holder 8 and is established, under reset spring 11's effect, utilize the good elasticity performance of reset spring 11, draw close to the centre to three splint 12, make three splint 12 press from both sides tightly gas holder 8, when carrying out standard gas supply, through rotating spacing section of thick bamboo 7, can adjust this 7 inside gas holder 8 angles of spacing section of thick bamboo, communicate gas holder 8 and the formula gas detector 6 of inhaling through gas-supply pipe 9, open the valve on the gas holder 8, send 8 inside gases of gas holder to through gas-supply pipe 9 and carry out calibration detection in the formula gas detector 6 of inhaling. In the detection achievement, the staff is located the 4 outsides of detection cabinet, both hands stretch into through operation slotted hole 402 and detect 4 inside to inhaling formula gas detector 6 and carry out calibration work, meanwhile, start draught fan 2, draught fan 2 sucks through its air intake to through-hole 301, make 4 inside gas of detection cabinet collect through net dish 304 and get into in the inside active carbon of standing groove 307, discharge from 2 air outlets of draught fan after the active carbon adsorption filters again, also external pipeline in the air outlet department of draught fan 2, be used for with the residual gas externally discharged, avoid harmful gas to cause the harm to the staff.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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

1. The utility model provides a pumping gas detector calibrating device which characterized in that, it includes: detect cabinet (4), install filtering component (3) that hold activated carbon to the upper end of detecting cabinet (4), the upper end fixedly connected with draught fan (2) of filtering component (3), the upper end fixedly connected with that detects cabinet (4) carries out mounting bracket (1) that supports draught fan (2), look frame (401) in having seted up to the front end outer wall of detecting cabinet (4), look in the detection cabinet (4) front end of frame (401) downside and seted up operation slotted hole (402) look in inside fixedly connected with toughened glass (5) of frame (401), the inside of detecting cabinet (4) has been placed and has been inhaled formula gas detector (6) and a plurality of and carry out gas holder (8) that standard gas supplied with, gas holder (8) and inhale and carry out gas detector (6) between through gas-supply pipe (9) intercommunication.

2. The calibration device for a pumping gas detector according to claim 1, wherein: filtering component (3) are including fixed connection in fixed frame (303) that detect cabinet (4) upper end, the upper end fixedly connected with flow guide disc (302) of fixed frame (303), through-hole (301) that are linked together with draught fan (2) lower extreme air intake are seted up to the upper end of flow guide disc (302), the inside cover of fixed frame (303) is equipped with removes frame (306), the inside of removing frame (306) is provided with standing groove (307) that carry out the splendid attire to activated carbon, the outer wall of removing frame (306) is fixed with handle (305), the bottom of fixed frame (303) and removal frame (306) all is fixed with net dish (304), fixed frame (303) are linked together through net dish (304) and detection cabinet (4) inside.

3. The calibration device for a pump-suction gas detector according to claim 1, wherein: the inner wall of the lower end of the detection cabinet (4) is fixed with a plurality of fixed plate groups (10), the inner sides of the fixed plate groups (10) are rotatably connected with a limiting cylinder (7), three clamping plates (12) are arranged inside the limiting cylinder (7), and the three clamping plates (12) are connected with the inner wall of the limiting cylinder (7) through reset springs (11).

4. The calibration device for the pump-suction gas detector according to claim 3, wherein: it is three the upper end of splint (12) all is outside bending, three splint (12) equidistance is arranged.

5. The calibration device for a pumping gas detector according to claim 2, wherein: the fixed frame (303) and the moving frame (306) are opposite to each other and are provided with splicing ports (308), and magnet sheets are fixed on the outer walls of the splicing ports (308).