CN209624550U - A kind of drop-proof gas detecting instrument - Google Patents

Abstract

The utility model discloses a kind of drop-proof gas detecting instruments, including shell and mounting plate, the upper top of the shell and the medial surface left and right ends of bottom are mounted on elastic telescopicing rod, the elastic telescopicing rod includes sleeve and telescopic mast, the lower end of the telescopic mast is slideably positioned in the inside of sleeve, the first spring jointly is sleeved on the outside of the sleeve and telescopic mast, second spring is equipped between the lower end of the telescopic mast and the lower bottom wall of sleeve, the upper end of the telescopic mast is welded and connected with U-shaped card, and four U-shaped cards are connected with mounting plate jointly.Mounting plate is in contact by elastic telescopicing rod with shell, when shell is hit, elastic telescopicing rod can play buffer function, the position that the upper and lower ends of mounting plate correspond to U-shaped card is equipped with rectangle card slot, it can be avoided mounting plate to horizontally slip, the inside concave in effect two sidewalls of shell and concave position is equipped with tread plate, it is capable of increasing the frictional force of gas detecting instrument and hand, prevents hand from skidding.

Description

A kind of drop-proof gas detecting instrument

Technical field

The utility model belongs to gas-detecting device technical field, and in particular to a kind of drop-proof gas detecting instrument.

Background technique

Gas detecting instrument is a kind of instrument and meter tool of gas leakage Concentration Testing, is mainly examined using gas sensor Gaseous species present in environment are surveyed, gas sensor is the sensor of the ingredient and content for detection gas, gas detection The difference of instrument detection function is related with gas sensor.

Its structure of current gas detecting instrument is plastic casing, and impact resistance is poor, is easily broken when dropping；And gas Detector when being collided, beaten due to being caused to connect between component damage or component by impact force by internal part It is disconnected, cause gas detecting instrument that can not continue to use, and display screen is usually that the friable materials such as glass are made, be easy when dropping with The extraneous biggish object of hardness collides, and causes to be crushed, and display screen replacement will increase financial burden, very not cost-effective, Therefore the gas detecting instrument for designing a kind of drop-proof is highly desirable.

Utility model content

The purpose of this utility model is to provide a kind of drop-proof gas detecting instruments, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of drop-proof gas detecting instrument, including outer Shell and mounting plate, the upper top of the shell and the medial surface left and right ends of bottom are fixedly installed with elastic telescopicing rod, the bullet Property telescopic rod include sleeve and telescopic mast, the lower end of the telescopic mast is slideably positioned in the inside of sleeve, the sleeve and flexible It jointly is sleeved on the first spring on the outside of column, second spring, institute are equipped between the lower end of the telescopic mast and the lower bottom wall of sleeve The upper end for stating telescopic mast is welded and connected with U-shaped card, and four U-shaped cards are connected with mounting plate, the top of the mounting plate jointly Equipped with gas sensor, it is equipped with warning lamp positioned at the lower section of gas sensor on the mounting plate, is located at police on the mounting plate Show that the lower section of lamp is equipped with wiring board, the lower section that wiring board is located on the mounting plate is equipped with loudspeaker, the left and right two of the shell Side wall middle position is recessed inwardly, and recessed position is uniformly equipped with tread plate.

Preferably, it is fixed with matching cover at the front openings of the shell, corresponds to gas on the cover It is equipped with first through hole at the position of sensor, is corresponded on the cover and is equipped with the second through-hole, the cover at the position of warning lamp It is equipped with third through-hole at the position of upper corresponding loudspeaker, is equipped with Air Filter in the first through hole and third through-hole, described the Two through-holes are equipped with plastic, transparent cover.

This setting is equipped with Air Filter in first through hole and third through-hole, and plastic, transparent is equipped on the second through-hole Cover, Air Filter both will not influence the normal use of gas detecting instrument, additionally it is possible to prevent extraneous dust from entering interior of shell, plastics Translucent cover can protect warning lamp.

Preferably, display screen is inlaid on the cover between the second through-hole and third through-hole, the cover is upper Rubber strip is bonded in the surrounding of display screen.

The surrounding sticking rubber item of display screen is arranged in this, can protect when gas detecting instrument is landed to display screen Shield, preventing display screen and ground face contact from colliding with causes it broken.

Preferably, it is corresponded on the mounting plate and is equipped with matching rectangle card slot at the position of U-shaped card.

This setting rectangle card slot is used cooperatively with U-shaped card, can prevent mounting plate from moving left and right.

Preferably, the lower end of the sleeve and the upper end of telescopic mast are welded with limit plate.

This setting limit plate can prevent the first spring to be detached from from sleeve and telescopic mast.

Preferably, rubber cornerite is bonded at the corner location of the shell and cover.

It is bonded with rubber cornerite at the corner location of this setting shell and cover, shell and cover can be protected Shield, prevents shell and cover from being hit and being crushed.

The technical effect and advantage of the utility model: the utility model when in use, mounting plate by elastic telescopicing rod with Shell is in contact, and is cased with the first spring on the outside of the sleeve and telescopic mast in elastic telescopicing rod, and the inside of sleeve and telescopic mast is set There is second spring, when shell is not hit, two springs are in equilibrium state, the elastic telescopic when shell is hit Bar can play buffer function, and the part on mounting plate is avoided to be led to its failure, the upper and lower ends pair of mounting plate by impact force Answer U-shaped card position be equipped with rectangle card slot, can be avoided mounting plate and horizontally slip, the effect two sidewalls of shell be recessed inwardly and Depressed area is equipped with tread plate, is capable of increasing the frictional force of gas detecting instrument and hand, prevents hand from skidding, and is located on cover The surrounding of display screen is bonded with rubber strip, can effectively protect to display screen, and display screen is prevented to be collided down to it It is broken, it is bonded with rubber cornerite at the corner location of shell and cover, shell and cover can be protected, prevent shell It is hit and is crushed with cover.

Detailed description of the invention

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

Fig. 2 is the left view structural representation of the utility model；

Fig. 3 is the elastic telescopicing rod structural schematic diagram of the utility model.

In figure: 1 shell, 2 mounting plates, 3 elastic telescopicing rods, 4 gas sensors, 5 warning lamps, 6 wiring boards, 7 loudspeakers, 8 Tread plate, 9 first through hole, 10 second through-holes, 11 third through-holes, 12 display screens, 13 sleeves, 14 telescopic masts, 15 first springs, 16 Second spring, 17 U-shaped cards, 18 covers.

Specific embodiment

Below in conjunction with the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear, complete Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments. Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts Every other embodiment, fall within the protection scope of the utility model.

As shown in Figure 1-3, a kind of drop-proof gas detecting instrument, including shell 1 and mounting plate 2, the upper top of the shell 1 and The medial surface left and right ends of bottom are fixedly installed with elastic telescopicing rod 3, and the elastic telescopicing rod 3 includes sleeve 13 and telescopic mast 14, the lower end of the telescopic mast 14 is slideably positioned in the inside of sleeve 13, and the outside of the sleeve 13 and telescopic mast 14 covers jointly It is connected to the first spring 15, second spring 16 is equipped between the lower end of the telescopic mast 14 and the lower bottom wall of sleeve 13, it is described flexible The upper end of column 14 is welded and connected with U-shaped card 17, and four U-shaped cards 17 are connected with mounting plate 2 jointly, the mounting plate 2 it is upper Side is equipped with gas sensor 4, and the lower section that gas sensor 4 is located on the mounting plate 2 is equipped with warning lamp 5, on the mounting plate 2 It is equipped with wiring board 6 positioned at the lower section of warning lamp 5, the lower section that wiring board 6 is located on the mounting plate 2 is equipped with loudspeaker 7, described outer The left and right sides wall middle position of shell 1 is recessed inwardly, and recessed position is uniformly equipped with tread plate 8.

Specifically, matching cover 18 is fixed at the front openings of the shell 1, it is corresponding on the cover 18 It is equipped with first through hole 9 at the position of gas sensor 4, is corresponded on the cover 18 and is equipped with the second through-hole at the position of warning lamp 5 10, it corresponds on the cover 18 and is equipped with third through-hole 11 at the position of loudspeaker 7, in the first through hole 9 and third through-hole 11 It is equipped with Air Filter, second through-hole 10 is equipped with plastic, transparent cover.

Specifically, it is inlaid with display screen 12 between the second through-hole 10 and third through-hole 11 on the cover 18, it is described Surrounding on cover 18 positioned at display screen 12 is bonded with rubber strip.

Matching rectangle card slot is equipped at the position of U-shaped card 17 specifically, corresponding on the mounting plate 2.

Specifically, the lower end of the sleeve 13 and the upper end of telescopic mast 14 are welded with limit plate.

Specifically, being bonded with rubber cornerite at the corner location of the shell 1 and cover 18.

When in use, mounting plate 2 is in contact by elastic telescopicing rod 3 with shell 1 utility model, in elastic telescopicing rod 3 Sleeve 13 and the outside of telescopic mast 14 be cased with the first spring 15, the inside of sleeve 13 and telescopic mast 14 is equipped with second spring 16, When shell 1 is not hit, two springs are in equilibrium state, and when shell 1 is hit, elastic telescopicing rod 3 can be risen To buffer function, the part on mounting plate 2 is avoided to be led to its failure by impact force, the upper and lower ends of mounting plate 2 correspond to U-shaped card 17 position is equipped with rectangle card slot, can be avoided mounting plate 2 and horizontally slips, and the effect two sidewalls of shell 1 are recessed inwardly and recessed Concave portion position is equipped with tread plate 8, is capable of increasing the frictional force of gas detecting instrument and hand, prevents hand from skidding, and cover 18 is upper Be bonded with rubber strip in the surrounding of display screen 12, effectively display screen can be protected, prevent display screen to be collided with It is broken to it, it is bonded with rubber cornerite at the corner location of shell 1 and cover 18, shell 1 and cover 18 can be protected Shield, prevents shell 1 and cover 18 from being hit and being crushed.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (6)

1. a kind of drop-proof gas detecting instrument, including shell (1) and mounting plate (2), it is characterised in that: the shell (1) it is upper The medial surface left and right ends of top and bottom are fixedly installed with elastic telescopicing rod (3), and the elastic telescopicing rod (3) includes sleeve (13) and telescopic mast (14), the lower end of the telescopic mast (14) is slideably positioned in the inside of sleeve (13), the sleeve (13) and It jointly is sleeved on the outside of telescopic mast (14) the first spring (15), the lower end of the telescopic mast (14) and the lower bottom wall of sleeve (13) Between be equipped with second spring (16), the upper end of the telescopic mast (14) is welded and connected with U-shaped card (17), four U-shaped cards (17) it is connected with jointly mounting plate (2), the top of the mounting plate (2) is equipped with gas sensor (4), on the mounting plate (2) Warning lamp (5) are equipped with positioned at the lower section of gas sensor (4), the lower section that warning lamp (5) are located on the mounting plate (2) is equipped with line Road plate (6), the lower section that wiring board (6) are located on the mounting plate (2) are equipped with loudspeaker (7), the left and right sides of the shell (1) Wall middle position is recessed inwardly, and recessed position is uniformly equipped with tread plate (8).

2. a kind of drop-proof gas detecting instrument according to claim 1, it is characterised in that: opened on front side of the shell (1) It is fixed with matching cover (18), correspond on the cover (18) at the position of gas sensor (4) equipped with the at mouthful One through-hole (9) corresponds on the cover (18) and is equipped with the second through-hole (10) at the position of warning lamp (5), on the cover (18) Third through-hole (11) are equipped at the position of corresponding loudspeaker (7), are equipped on the first through hole (9) and third through-hole (11) anti- Dirt net, second through-hole (10) are equipped with plastic, transparent cover.

3. a kind of drop-proof gas detecting instrument according to claim 2, it is characterised in that: be located at the on the cover (18) It is inlaid between two through-holes (10) and third through-hole (11) display screen (12), the four of display screen (12) is located on the cover (18) Week is bonded with rubber strip.

4. a kind of drop-proof gas detecting instrument according to claim 1, it is characterised in that: correspond to U on the mounting plate (2) Matching rectangle card slot is equipped at the position of type card (17).

5. a kind of drop-proof gas detecting instrument according to claim 1, it is characterised in that: the lower end of the sleeve (13) and The upper end of telescopic mast (14) is welded with limit plate.

6. a kind of drop-proof gas detecting instrument according to claim 1, it is characterised in that: the shell (1) and cover (18) rubber cornerite is bonded at corner location.