CN209342687U - A kind of gas alarm detection matching device - Google Patents

Abstract

The utility model discloses a kind of gas alarm detection matching devices, including travelling bogie, gas bottle is provided in travelling bogie, the outlet of gas bottle is connected to the air inlet of spinner flowmeter, the gas outlet of spinner flowmeter is equipped with support plate, it is equipped with pipe hole on the supporting plate, one end of air inlet pipe is passed down through pipe hole and is connected to the gas outlet of spinner flowmeter, one end of air inlet pipe is connected to after being upward through lifting assembly and guide pipe with the air inlet of calibration mask, lifting assembly is installed on the supporting plate, and guide pipe is mounted on lifting assembly.The utility model realizes the random change of calibration position by setting travelling bogie, the adjusting of calibrated altitude is realized by the setting of lifting assembly, on the high ground of sensor mounting location calibration can be realized by adjusting the height of lifting assembly, the calibration of different height can be applicable in, and it does not need to carry out building shelf or ladder additionally, also it climbs upper low there is no need to people, reduces the danger coefficient of calibration.

Description

A kind of gas alarm detection matching device

Technical field

The utility model belongs to calibration detection device technical field, and in particular to a kind of gas alarm detection matching device.

Background technique

Currently existing is all cylindrical, principle for examining and determine the Demarcate Gas cover main body of alarm probe sensor It is that calibration mask covers on alarm probe sensor, calibrating gas is entered in calibration mask by the air inlet of calibration mask, works as standard When gas reaches the alarming value of alarm setting, alarm just be will call the police, and probe sensor transmits the concentration value of calibrating gas To alarm and on a display screen display density.After concentration saturation, excessive gas is discharged by exhaust outlet in calibrating gas.

It is to be carried out in the case that calibration mask can be directly sleeved on alarm probe sensor above, if alarm is installed Position it is high, ladder must be removed or built a framework and examined and determine.Sometimes environmental condition does not allow, remove ladder and build a framework into The method that row improves calibration there is security risk.

Utility model content

To be solved in the utility model is the inconvenience and bring that calibration operation height is promoted by ladder or shelf Security hidden trouble, to provide a kind of gas alarm detection matching device.

In order to solve the above technical problems, technical solution used by the utility model is as follows:

A kind of gas alarm detection matching device, including travelling bogie are provided with gas bottle in travelling bogie, gas bottle Outlet is connected to the air inlet of spinner flowmeter, and the gas outlet of spinner flowmeter is equipped with support plate, is equipped with pipe on the supporting plate Road hole, one end of air inlet pipe are passed down through pipe hole and are connected to the gas outlet of spinner flowmeter, and one end of air inlet pipe is upward through It is connected to after lifting assembly and guide pipe with the air inlet of calibration mask, lifting assembly is installed on the supporting plate, and guide pipe is mounted on liter It comes down to a lower group on part.The equipment that travelling bogie carries above moves together, and changes calibrating position, and calibration is realized by lifting assembly The height of cover, the calibrating demand of Lai Shiying different height.The setting of guide pipe is to be on the one hand to fixed calibration mask, it is ensured that anti- Shield can erect, convenient for being provide with sensor to be calibrated；It on the other hand is to prevent from directly contacting broken to protect air inlet pipe It is bad to arrive air inlet pipe.

The lifting assembly, including fixed sleeving, medial sleeve and inner sleeve, the lower end of fixed sleeving are fixed on support plate On, the upper inside wall of fixed sleeving is equipped with ring limit block I, and limiting groove I is equipped on the inside of ring limit block I, middle part set Pipe sliding is located in fixed sleeving and fixed sleeving is exposed on the top of medial sleeve, is equipped with bullet in the lateral wall lower part of medial sleeve Property fixture block I, elastic clamping block I are matched with limiting groove I；Ring limit block II, annular are equipped in the upper inside wall of medial sleeve Limiting groove II is equipped on the inside of limited block II, inner sleeve sliding is located in medial sleeve and middle part set is exposed on the top of inner sleeve Pipe is equipped with elastic clamping block II in the lateral wall lower part of inner sleeve, and elastic clamping block II is matched with limiting groove II；Inner sleeve it is upper Portion is connected to guide pipe fixation.

When raising, pull inner sleeve make inner sleeve along medial sleeve be move upwardly until elastic clamping block II squeeze into limit it is recessed The fixation of inner sleeve and medial sleeve is realized in slot II；Equally, medial sleeve is pulled to make it in fixing sleeve in-pipe until bullet Property fixture block I squeeze into limiting groove I and fix medial sleeve with fixed sleeving, calibration mask is sent to required height.

When landing, medial sleeve is first pulled down, is detached from elastic clamping block I from limiting groove I, it then can be straight by self gravity Whereabouts is connect, but it is too fast to fall in order to prevent, can be operated and be fallen with hand；After medial sleeve falls, inner sleeve is pulled downward on, is made Elastic clamping block II is detached from out of limiting groove II, equally can directly be fallen by self gravity, but it is too fast to fall in order to prevent, is used Hand operation is fallen.

During rising and whereabouts, because air inlet pipe is reserved with certain length, air inlet in inner sleeve Pipe can be with inner sleeve raising and lowering.

The top of the guide pipe is equipped with locking hole and lock-screw, and the lower part of calibration mask is inserted into guide pipe, locking screw Calibration mask is fixed in guide pipe by nail across locking hole, and locking prevents calibration mask from shaking or falling, and influences to detect.

The utility model by setting travelling bogie realize calibration position random change, by the setting of lifting assembly come The adjusting for realizing calibrated altitude can realize mark by adjusting the height of lifting assembly on the high ground of sensor mounting location It is fixed, the calibration of different height can be applicable in, and do not need to carry out building shelf or ladder additionally, also climb there is no need to people on Low, reduce the danger coefficient of calibration.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the structural schematic diagram of the utility model lifting assembly.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are under that premise of not paying creative labor Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figure 1, a kind of gas alarm detection matching device, including travelling bogie 1, gas is provided in travelling bogie 1 The outlet of body bottle 2, gas bottle 2 is connected to the air inlet of spinner flowmeter 3, and the gas outlet of spinner flowmeter 3 is equipped with support plate 4, pipe hole is equipped in support plate 4, one end of air inlet pipe 5 is passed down through pipe hole and is connected to the gas outlet of spinner flowmeter 3, One end of air inlet pipe 4 is connected to after being upward through lifting assembly 6 and guide pipe 7 with the air inlet of calibration mask 8, and lifting assembly 6 is installed In support plate 4, guide pipe 7 is mounted on lifting assembly 6.The top of the guide pipe 7 is equipped with locking hole and lock-screw 18, In the lower part insertion guide pipe 7 of calibration mask 8, lock-screw 18 passes through locking hole and calibration mask 8 is fixed in guide pipe 7, locks It prevents calibration mask from shaking or falling, influences to detect.

The equipment that travelling bogie carries above moves together, and changes calibrating position, and calibration is realized by lifting assembly The height of cover, the calibrating demand of Lai Shiying different height.The setting of guide pipe is to be on the one hand to fixed calibration mask, it is ensured that anti- Shield can erect, convenient for being provide with sensor to be calibrated；It on the other hand is to prevent from directly contacting broken to protect air inlet pipe It is bad to arrive air inlet pipe.

Specifically, the lifting assembly 6, as shown in Fig. 2, including fixed sleeving 9, medial sleeve 10 and inner sleeve 11, Gu The lower end for determining casing 9 is fixed in support plate 4, and the upper inside wall of fixed sleeving 9 is equipped with ring limit block I 12, and limits in annular Block I 12 inside in position is equipped with limiting groove I 13, and the sliding of medial sleeve 10 is located in fixed sleeving 9 and the top of medial sleeve 10 dew Fixed sleeving 9 out are equipped with elastic clamping block I 14, elastic clamping block I 14 and limiting groove I 13 in the lateral wall lower part of medial sleeve 10 It matches；It is equipped with ring limit block II 15 in the upper inside wall of medial sleeve 10, it is recessed that II 15 inside of ring limit block is equipped with limit Slot II 16, the sliding of inner sleeve 11 is located in medial sleeve 10 and medial sleeve 10 is exposed on the top of inner sleeve 11, in inner sleeve 11 Lateral wall lower part be equipped with elastic clamping block II 17, elastic clamping block II 17 matches with limiting groove II 16；The top of inner sleeve 11 It is connected to the fixation of guide pipe 7.

When raising, pull inner sleeve 11 that inner sleeve is made to be move upwardly until that elastic clamping block II 17 squeezes into limit along medial sleeve The fixation of inner sleeve and medial sleeve is realized in the groove II 16 of position；Equally, medial sleeve is pulled to make it in fixing sleeve in-pipe Medial sleeve and fixed sleeving are fixed until elastic clamping block I 14 is squeezed into limiting groove I 13, calibration mask is sent to required height Degree.

When landing, medial sleeve is first pulled down, is detached from elastic clamping block I 14 from limiting groove I 13, then leans on self gravity It can directly fall, but it is too fast to fall in order to prevent, can be operated and be fallen with hand；After medial sleeve falls, inner sleeve is pulled downward on Pipe, is detached from elastic clamping block II 17 out of limiting groove II 16, equally can directly fall by self gravity, but in order to prevent under Fall it is too fast, with hand operate fall.

During rising and whereabouts, because air inlet pipe is reserved with certain length, air inlet in inner sleeve Pipe can be with inner sleeve raising and lowering.

Moreover, the assembly effect of elastic clamping block and limiting groove is deteriorated after being used for a long time in order to prevent, it can be in each elasticity One magnet is all installed on fixture block, fills iron plate in corresponding limiting groove, is that cooperation between the two is gone back other than tight fit There is the attraction of a magnet, can more support calibration mask and guide pipe.

And containing box is additionally provided in travelling bogie, convenient for placing matched auxiliary tool, and will not in disorder and loss.

Embodiment of above is only used for the description to the utility model, rather than limitations of the present invention.To this field Technical staff for carried out in the case where not departing from the scope of the utility model it is appropriate variation or modification be it will be apparent that therefore All equivalent technical solutions also belong to the scope of the utility model, and the scope of patent protection of the utility model is by appended right It is required that definition.

Claims (3)

1. a kind of gas alarm detection matching device, it is characterised in that: including travelling bogie (1), be provided in travelling bogie (1) The outlet of gas bottle (2), gas bottle (2) is connected to the air inlet of spinner flowmeter (3), on the gas outlet of spinner flowmeter (3) Equipped with support plate (4), pipe hole is equipped on support plate (4), one end of air inlet pipe (5) is passed down through pipe hole and spinner Count (3) gas outlet connection, one end of air inlet pipe (5) be upward through lifting assembly (6) and guide pipe (7) afterwards with calibration mask (8) Air inlet connection, lifting assembly (6) is mounted on support plate (4), and guide pipe (7) is mounted on lifting assembly (6).

2. gas alarm detection matching device according to claim 1, it is characterised in that: the lifting assembly (6), including Fixed sleeving (9), medial sleeve (10) and inner sleeve (11), the lower end of fixed sleeving (9) are fixed on support plate (4), fixed The upper inside wall of casing (9) is equipped with ring limit block I (12), and limiting groove I is equipped on the inside of ring limit block I (12) (13), medial sleeve (10) sliding is located in fixed sleeving (9) and fixed sleeving (9) are exposed on the top of medial sleeve (10), The lateral wall lower part of medial sleeve (10) is equipped with elastic clamping block I (14), and elastic clamping block I (14) is matched with limiting groove I (13)； It is equipped with ring limit block II (15) in the upper inside wall of medial sleeve (10), is equipped with limiting groove on the inside of ring limit block II (15) II (16), inner sleeve (11) sliding is located in medial sleeve (10) and medial sleeve (10) are exposed on the top of inner sleeve (11), The lateral wall lower part of inner sleeve (11) is equipped with elastic clamping block II (17), and elastic clamping block II (17) and limiting groove II (16) match It closes；The top of inner sleeve (11) is connected to guide pipe (7) fixation.

3. gas alarm detection matching device according to claim 1, it is characterised in that: the top of the guide pipe (7) Equipped with locking hole and lock-screw (18), lower part insertion guide pipe (7) of calibration mask (8) is interior, and lock-screw (18) passes through locking Calibration mask (8) is fixed in guide pipe (7) by hole.