CN208420775U - A kind of gas detecting instrument of shatter-resistant - Google Patents
A kind of gas detecting instrument of shatter-resistant Download PDFInfo
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- CN208420775U CN208420775U CN201820916685.8U CN201820916685U CN208420775U CN 208420775 U CN208420775 U CN 208420775U CN 201820916685 U CN201820916685 U CN 201820916685U CN 208420775 U CN208420775 U CN 208420775U
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- shell
- display screen
- gas
- control switch
- controller
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Abstract
The utility model discloses a kind of gas detecting instruments of shatter-resistant, including shell, gas sensor is installed above the housing front faces, the gas detecting instrument is equipped with sponges cover in the corner of shell, for a kind of shockproof sponge material, have the function of buffering, reduce impact force, shell is avoided directly with ground face contact, to cause to break；And the detector, when dropping, internal acceleration transducer can feed back to controller, controller starts motor; it is mobile to drive falling preventive plate, and shelters from display screen, display screen is avoided to collide with the biggish object of hardness; cause to be crushed, considerably increases the protectiveness of display screen；And the LED warning light of four pieces of different colours is installed on shell, in detection gas leakage, some color warning light can be driven to flash according to the height of concentration, so that operator is more eye-catching, the source that can determine leakage according to color change again simultaneously, greatly improves the working efficiency of maintenance personal.
Description
Technical field
The utility model belongs to gas detecting instrument technical field, and in particular to a kind of gas detecting instrument of shatter-resistant.
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, and gas sensor is divided into semiconductor-type, combustion-type, thermal conductivity pool and electricity
Chemical formula etc., for semiconductor-type gas sensor, current gas detecting instrument still has a little shortcoming in use.
Its structure of current gas detecting instrument is plastic casing, and impact resistance is poor, is easily broken when dropping；And display screen
It is easy to collide with the extraneous biggish object of hardness when dropping, causes to be crushed, and display screen replacement will increase financial burden,
It is very not cost-effective；And generally when detecting gas leakage, warning light can flash, but can not prestissimo judgement leakage
Source, cause the function of warning light to substantially reduce, etc. problem and need our and solve.
Utility model content
The purpose of this utility model is to provide a kind of gas detecting instruments of shatter-resistant, to solve to propose in above-mentioned background technique
Its structure of current gas detecting instrument be plastic casing, impact resistance is poor, is easily broken when dropping；And display screen is being dropped
Shi Rongyi collides with the extraneous biggish object of hardness, causes to be crushed, and display screen replacement will increase financial burden, very
It is not cost-effective；And generally when detecting gas leakage, warning light can flash, but the source of leakage can not be determined with prestissimo
Head, the problem of causing the function of warning light to substantially reduce.
To achieve the above object, the utility model provides the following technical solutions: a kind of gas detecting instrument of shatter-resistant, including shell
Body is equipped with gas sensor above the housing front faces, display screen is equipped with below the gas sensor, described
Control switch is installed below display screen, telltale hole, the bottom installation of the shell are offered below the control switch
There is USB jack, and is provided with intensive anti-skidding convex grain at left and right sides of shell, the shell is internally provided with controller,
Right end above the controller is provided with acceleration transducer, and memory is provided in front of controller, the memory
Lower section be provided with battery, be provided with loudspeaker below the battery, the gas sensor, display screen, USB are inserted
Mouth, controller, acceleration transducer and memory are electrically connected with control switch, and the control switch electrically connects with battery
It connects, the shell is internally provided with falling preventive plate, and sliding shoe, and the right side installation of falling preventive plate are equipped on the left of the falling preventive plate
There is slider guide, the sliding shoe is internally provided with lead screw, and sliding shoe is slidably connected by ball and lead screw, the lead screw
Top is equipped with motor, and lead screw and motor are rotatablely connected, and the inside of the slider guide is equipped with guide post, and slider guide and guide post
It is slidably connected, the motor and control switch are electrically connected.
Preferably, the gas sensor is mounted on warning light, four warning lights in four orientation up and down
Equidistant annular array is in the front surface of shell, and warning light and control switch are electrically connected.
Preferably, the left and right ends above the shell are mounted on sponges cover, and the left and right ends below shell are also equal
Sponges cover is installed.
Preferably, it is provided with falling preventive plate above the display screen front end, and the lower section of display screen is corresponding with falling preventive plate
Slot is offered at position.
Compared with prior art, the utility model has the beneficial effects that the gas detecting instrument is installed in the corner of shell
Have sponges cover, be a kind of shockproof sponge material, have the function of buffering, reduction impact force, avoid shell directly with ground face contact,
Cause to break；And the detector, when dropping, internal acceleration transducer can feed back to controller, controller starts motor,
It is mobile to drive falling preventive plate, and shelters from display screen, avoids display screen from colliding with the biggish object of hardness, causes to be crushed, greatly
The protectiveness of display screen is increased greatly；And the LED warning light of four pieces of different colours is installed on shell, it is leaked in detection gas
When, some color warning light can be driven to flash according to the height of concentration, so that operator is more eye-catching, while again can root
The source that leakage is determined according to color change, greatly improves the working efficiency of maintenance personal.
Detailed description of the invention
Fig. 1 is the utility model main view；
Fig. 2 is the structural schematic diagram of the utility model；
Fig. 3 is the falling preventive plate structural schematic diagram of the utility model；
Fig. 4 is the falling preventive plate occlusion effect schematic diagram of the utility model；
Fig. 5 is the gas detection alarm program block diagram of the utility model；
Fig. 6 is the display screen shatter-resistant protective program block diagram of the utility model.
In figure: the anti-skidding convex grain of 1- shell, 2-, 3- display screen, 4- control switch, 5- telltale hole, 6- sponges cover, 7- gas pass
Sensor, 8- warning light, 9- acceleration transducer, 10- controller, 11- memory, 12- battery, 13- loudspeaker, 14-USB
Socket, 15- falling preventive plate, 16- slot, 17- motor, 18- sliding shoe, 19- lead screw, 20- slider guide, 21- guide post.
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 without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of gas detecting instrument of shatter-resistant, including shell
1, gas sensor 7 is installed above 1 front surface of shell, the lower section of gas sensor 7 is equipped with display screen 3, display screen 3
Lower section is equipped with control switch 4, and the lower section of control switch 4 offers telltale hole 5, and the bottom of shell 1 is equipped with USB jack 14,
And the left and right sides of shell 1 is provided with intensive anti-skidding convex grain 2, shell 1 is internally provided with controller 10, on controller 10
The right end of side is provided with acceleration transducer 9, and memory 11 is provided in front of controller, and the lower section of memory 11 is provided with
Battery 12, the lower section of battery 12 are provided with loudspeaker 13, gas sensor 7, display screen 3, USB jack 14, controller
10, acceleration transducer 9 and memory 11 are electrically connected with control switch 4, and control switch 4 and battery 12 are electrically connected,
Shell 1 is internally provided with falling preventive plate 15, and the left side of falling preventive plate 15 is equipped with sliding shoe 18, and the right side of falling preventive plate 15 is equipped with
Slider guide 20, sliding shoe 18 is internally provided with lead screw 19, and sliding shoe 18 is slidably connected by ball with lead screw 19, lead screw 19
Top motor 17 is installed, and lead screw 19 and motor 17 are rotatablely connected, and the inside of slider guide 20 is equipped with guide post 21, and slide guide
Block 20 is slidably connected with guide post 21, and motor 17 and control switch 4 are electrically connected.
In the present embodiment, it is preferred that gas sensor 7 is mounted on warning light 8, four polices in four orientation up and down
Report the equidistant annular array of lamp 8 in the front surface of shell 1, and warning light 8 and control switch 4 are electrically connected, 8 up time of warning light
Needle is followed successively by white, blue, orange, red color, and concentration scale is incremented by successively, and represents the concentration range of gas leakage, gas sensing
The conductance of device 7 can change to the concentration of gas leakage, and by with concentration opening relationships, and electric signal is passed to
To controller 10, controller 10 can instruct some color warning light 8 to flash according to the height of gas leakage concentration, so that behaviour
Make that personnel are more eye-catching, while can determine the source of leakage according to color change again, substantially increases the work of maintenance personal
Efficiency.
In the present embodiment, it is preferred that the left and right ends of 1 top of shell are mounted on sponges cover 6, and a left side for 1 lower section of shell
Right both ends are also mounted on sponges cover 6, and sponges cover 6 is a kind of shockproof sponge material, have the function of buffering, reduce impact force,
Since sponges cover 6 is set in four corners of shell 1, when gas detecting instrument is dropped, it is not easy to make shell 1 directly and ground
Contact, collides, causes to break, while the cushion effect generated also avoids the loosening of internal electric elements, so that each electricity
Device element being capable of steady operation.
In the present embodiment, it is preferred that when motor 17 rotates, sliding shoe 18 can be driven to slide up and down in 19 side wall of lead screw,
Slider guide 20 slides on guide post 21 simultaneously, and it is mobile to drive falling preventive plate 15, and keeps the stability of movement.
In the present embodiment, it is preferred that be provided with falling preventive plate 15 above 3 front end of display screen, and the lower section of display screen 3 with
Offering slot 16 at 15 opposite position of falling preventive plate, falling preventive plate 15 is a kind of rigid plastics, good toughness, strong shock resistance,
Falling preventive plate 15 can be moved to be overlapped with display screen 3, and 15 partial insertion of falling preventive plate is kept fixed into slot 16, is played and is covered
The effect of display screen 3 when display screen 3 being avoided to drop, collides with the biggish object of hardness, causes to be crushed, considerably increase
The protectiveness of display screen 3.
In the present embodiment, it is preferred that gas sensor 7 is a kind of electrical conductance semiconductor transducer, and is specially one kind
SnO2 semiconductor gas sensor, working principle are: upon application of a voltage, semiconductor material section's temperature increases, and the oxygen being adsorbed receives
O2 or O2 originality gas has been electronically formed in semiconductor, in the presence of H2, CO, CH4, declines semiconductor surface resistance,
Conductance rises, and conductance variation is proportional to gas concentration, can detecte out the concentration of gas leakage.
In the present embodiment, it is preferred that accelerator sensor 9 is a kind of sensor that can measure acceleration, usually by matter
The parts such as gauge block, damper, elastic element, sensing element and suitable tune circuit form, and sensor passes through confrontation in accelerator
The measurement of inertia force suffered by gauge block obtains acceleration value using Newton's second law.
Working principle: when the utility model is used, user can hold the body of the shell 1, due to the two of its body
Side is provided with anti-skidding convex grain 2, is a kind of rubber grain, has the function of increasing friction, operator can be made to hold well
Then the gas detecting instrument opens control switch 3, and carry out detecting whether that gas leaks, if gas leaks, gas sensing
Device 7 can be due to sensing gas leakage, and internal semiconductor sheet resistance declines, and conductance rises, and conductance variation is dense with gas
It spends proportional, can detecte out the concentration of gas leakage, and information gas leakage and concentration are under the instruction of controller 10
Feedback is in display screen 3, while loudspeaker 13 is ceaselessly sounded an alarm by telltale hole 5, and controller 10 can be according to leakage gas
The height of bulk concentration instructs some color warning light 8 to flash, so that operator is more eye-catching, while can be changed again according to color
Become the source to determine leakage, substantially increases the working efficiency of maintenance personal；When operator accidentally rubber sleeve or the gas
Detector is accidentally knocked over, and when causing to drop, accelerator sensor 9 can be by the measurement to inertia force suffered by mass block, benefit
Acceleration value is obtained with Newton's second law, and feeds back to controller 10, the meeting command motor 17 of controller 10 drives, motor 17
When rotation, sliding shoe 18 can be driven to slide up and down in 19 side wall of lead screw, while slider guide 20 slides on guide post 21, driven
Falling preventive plate 15 is mobile, and keeps the stability of movement, until falling preventive plate 15 is overlapped with display screen 3, and 15 partial insertion of falling preventive plate
It is kept fixed into slot 16, plays the role of covering display screen 3, when display screen 3 being avoided to drop, with the biggish object of hardness
It collides, causes to be crushed, considerably increase the protectiveness of display screen 3, while when the gas detecting instrument is dropped to ground, due to
Sponges cover 6 is arranged in four corners of shell 1, it is not easy to so that shell 1 directly with ground face contact, is collided, be caused to fall
The cushion effect for splitting, while generating also avoids the loosenings of internal electric elements, enables each electric elements steady operation, whole
A workflow terminates.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of gas detecting instrument of shatter-resistant, including shell (1), it is characterised in that: install the top of shell (1) front surface
Have gas sensor (7), is equipped with display screen (3) below the gas sensor (7), the lower section peace of the display screen (3)
It equipped with control switch (4), is offered telltale hole (5) below the control switch (4), the bottom of the shell (1) is equipped with
USB jack (14), and intensive anti-skidding convex grain (2) is provided at left and right sides of shell (1), the inside of the shell (1) is set
It is equipped with controller (10), the right end above the controller (10) is provided with acceleration transducer (9), and sets in front of controller
It is equipped with memory (11), is provided with battery (12) below the memory (11), the lower section setting of the battery (12)
Have loudspeaker (13), the gas sensor (7), display screen (3), USB jack (14), controller (10), acceleration transducer
(9) it is electrically connected with control switch (4) with memory (11), the control switch (4) and battery (12) are electrically connected, institute
Being internally provided with falling preventive plate (15) for shell (1) is stated, is equipped with sliding shoe (18) on the left of the falling preventive plate (15), and falling preventive plate
(15) it is equipped on the right side of slider guide (20), the sliding shoe (18) is internally provided with lead screw (19), and sliding shoe (18) is logical
It crosses ball to be slidably connected with lead screw (19), be equipped with motor (17) above the lead screw (19), and lead screw (19) and motor
(17) it is rotatablely connected, the inside of the slider guide (20) is equipped with guide post (21), and slider guide (20) and guide post (21) sliding connect
It connects, the motor (17) and control switch (4) are electrically connected.
2. a kind of gas detecting instrument of shatter-resistant according to claim 1, it is characterised in that: on the gas sensor (7)
Lower left and right four is mounted on warning light (8) in orientation, and the equidistant annular array of four warning lights (8) is in shell (1)
In front surface, and warning light (8) and control switch (4) are electrically connected.
3. a kind of gas detecting instrument of shatter-resistant according to claim 1, it is characterised in that: the left side above the shell (1)
Right both ends are mounted on sponges cover (6), and the left and right ends below shell (1) are also mounted on sponges cover (6).
4. a kind of gas detecting instrument of shatter-resistant according to claim 1, it is characterised in that: display screen (3) front end
Top is provided with falling preventive plate (15), and offers slot at the lower section of display screen (3) and falling preventive plate (15) opposite position
(16)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820916685.8U CN208420775U (en) | 2018-06-13 | 2018-06-13 | A kind of gas detecting instrument of shatter-resistant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820916685.8U CN208420775U (en) | 2018-06-13 | 2018-06-13 | A kind of gas detecting instrument of shatter-resistant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208420775U true CN208420775U (en) | 2019-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820916685.8U Active CN208420775U (en) | 2018-06-13 | 2018-06-13 | A kind of gas detecting instrument of shatter-resistant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208420775U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109981028A (en) * | 2019-04-23 | 2019-07-05 | 浙江工业大学之江学院 | A kind of servo motor control device and method |
-
2018
- 2018-06-13 CN CN201820916685.8U patent/CN208420775U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109981028A (en) * | 2019-04-23 | 2019-07-05 | 浙江工业大学之江学院 | A kind of servo motor control device and method |
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