CN109884141A - A kind of protective device of the electrochemical sensor based on graphene composite material - Google Patents
A kind of protective device of the electrochemical sensor based on graphene composite material Download PDFInfo
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- CN109884141A CN109884141A CN201910111753.2A CN201910111753A CN109884141A CN 109884141 A CN109884141 A CN 109884141A CN 201910111753 A CN201910111753 A CN 201910111753A CN 109884141 A CN109884141 A CN 109884141A
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- pressure sensor
- composite material
- sensor body
- graphene composite
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Abstract
The invention discloses a kind of protective devices of electrochemical sensor based on graphene composite material; including protecting box and pressure sensor body; the two sides of the pressure sensor body are respectively connected with connector; one end of the connector is connected with flange; one end of the flange is connected with gas delivering pipe; protection chamber is equipped in the protecting box, the upper end of the protection chamber is equipped with the second opening, and the upper end two sides of the protection chamber are equipped with U-shaped opening.The present invention not only solves inconvenient the problem of carrying out stable holding to pressure sensor body, also solve inconvenient the problem of stable installation and removal are carried out to pressure sensor body, improve the stability of pressure sensor body, stable can protect, it avoids when being detected to natural gas line because pressure sensor body stability is poor, the case where influencing detection data, occurs, and improves the efficiency of installation and removal.
Description
Technical field
The present invention relates to electrochemical sensor technical field more particularly to a kind of electrochemistry biographies based on graphene composite material
The protective device of sensor.
Background technique
Earliest electrochemical sensor can be traced back in the 1950s, at that time for oxygen monitoring.To 20th century
The mid-80, small electrical chemical sensor starts for detecting a variety of different toxic gases within the scope of PEL, and shows
Good sensibility and selectivity.Electrochemical sensor is directlyed proportional by reacting and generating to tested gas to gas concentration
Electric signal carry out work.Typical electrochemical sensor is made of sensing electrode (or working electrode) and counterelectrode, and by one
Thin electrolyte layers separate, currently, various electrochemical sensors are widely used in many static and mobile for the sake of protection personal safety
It is answered extensively on the natural gas line of pressure sensor in people's daily life in application, especially electrochemical sensor
With.
Pressure sensor on natural gas line is to experience pressure signal, and can be according to certain rule by pressure signal
It is converted into the device or device of the electric signal of available output, it is outer due to being highly susceptible to when pressure sensor is installed
The influence of portion's pressure needs to install protective device, but existing protective device is usually all the external peace in pressure sensor
A protective shell is filled, this protective shell is inconvenient to mount and dismount, and increases the time of installation and removal, and this protective shell
Effectively pressure sensor cannot be carried out stablizing fixation, under the impact or extruding of external pressure, it is easy to cause stress
Sensor degradation shortens the working life, and improves use cost, for this purpose, we have proposed one kind to be based on graphene composite material
The protective device of electrochemical sensor solve the above problems.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and the one kind proposed is compound based on graphene
The protective device of the electrochemical sensor of material.
To achieve the goals above, present invention employs following technical solutions:
A kind of protective device of the electrochemical sensor based on graphene composite material, including protecting box and pressure sensor
Ontology, the two sides of the pressure sensor body are respectively connected with connector, and one end of the connector is connected with flange, the method
Blue one end is connected with gas delivering pipe, and protection chamber is equipped in the protecting box, and the upper end of the protection chamber is equipped with second and opens
Mouthful, the upper end two sides of the protection chamber are equipped with U-shaped opening, and the lower end of the pressure sensor body is through the second opening and two
A U-shaped opening and to extend to protection intracavitary, is removably connected with grip block, two folders in the intracavitary opposing sidewalls of the protection
The one end for holding plate is contradicted respectively in the two sides of pressure sensor body, and the upper end of the protecting box is equipped with protection cap, the protection
The lower end of lid is equipped with mounting groove, is equipped with damping device, the lower end of the damping device and pressure sensor sheet in the mounting groove
The upper end of body is connected with each other.
Preferably, the upper end two sides of the protecting box are respectively and fixedly provided with two plates, and the upper end two sides of the protection cap are all provided with
There are two thirds corresponding with plate to be open, and two thirds opening of the same side and two plates are in one group, same group
Two plates extend through two thirds in same group and are open and extend to the upper end of protection cap, on same group of two plates
Multiple first through hole are equidistantly equipped with, and jointly through equipped with screw rod, the spiral shell in same group of two of them first through hole
The equal screw thread in the both ends of bar is socketed with nut.
Preferably, the two sides of the protecting box are equipped with placing groove, and one end side wall in the placing groove is equipped with second
Through-hole, one end side wall of the grip block are equipped with tapped blind hole corresponding with the second through-hole, run through in second through-hole and set
There is screw, one end of the screw extends in tapped blind hole.
Preferably, the damping device includes four fixed blocks being fixed in mounting groove on the side wall of one end, the protection
The lower end of lid is set there are two pressing plate, is respectively and fixedly provided with other two fixed block on two pressing plates, and two fixed blocks of the same side are
Reset spring is arranged between two fixed blocks in one group, same group jointly, and the lower end of two pressing plates contradicts and passes in pressure
The upper end of sensor ontology.
Preferably, the pressure sensor body is made of pressure-sensing device and signal processing unit, and presser sensor
Element is made of graphene composite material.
Preferably, one end side wall of the grip block is equipped with rubber layer, and the lower end of the pressure sensor body contradicts
In rubber layer, and the side of grip block is fixed with block.
Preferably, display screen, the one end of the protecting box are installed on one end side wall of the pressure sensor body
Wall is equipped with the first opening, and the first opening and display screen correspond to each other.
Preferably, the intracavitary bottom of the protection is fixed with rubber block, and the lower end of the pressure sensor body contradicts
The upper end of rubber block.
Preferably, the two sides of the protecting box are respectively and fixedly provided with mounting plate, and the mounting plate is equipped with mounting hole.
Preferably, the protection cap and protecting box are all made of stainless steel and are made.
The beneficial effects of the present invention are:
1, it by two cooperations between grip block and damping device, realizes and stabilization clamp is carried out to pressure sensor body
The case where function of holding avoids pressure sensor when to pipe detection because stability is poor, influences detection data generation；
2, it by the cooperation between screw, protecting box, protection cap, screw rod and plate, realizes and is easy for installation and removal
Function improves the efficiency of installation and removal；
In conclusion the present invention not only solves inconvenient the problem of carrying out stable holding to pressure sensor body, also
It solves the problems, such as that inconvenience carries out pressure sensor body to stablize installation and removal, improves the steady of pressure sensor body
It is qualitative, stable can protect, avoid when being detected to natural gas line because pressure sensor body stability is poor, shadow
The case where ringing detection data occurs, and improves the efficiency of installation and removal.
Detailed description of the invention
Fig. 1 is a kind of structure of the protective device of the electrochemical sensor based on graphene composite material proposed by the present invention
Schematic diagram；
Fig. 2 is a kind of protective device protecting box of the electrochemical sensor based on graphene composite material proposed by the present invention
Structural schematic diagram；
Fig. 3 is a kind of outside of the protective device of the electrochemical sensor based on graphene composite material proposed by the present invention
Structural schematic diagram；
Fig. 4 is at a kind of A of the protective device of the electrochemical sensor based on graphene composite material proposed by the present invention
Enlarged drawing；
Fig. 5 is that a kind of protective device pressure of electrochemical sensor based on graphene composite material proposed by the present invention passes
The structural schematic diagram of sensor ontology；
Fig. 6 is a kind of protective device grip block of the electrochemical sensor based on graphene composite material proposed by the present invention
Structural schematic diagram；
Fig. 7 is a kind of protective device protection cap of the electrochemical sensor based on graphene composite material proposed by the present invention
Top view.
In figure: 1 rubber block, 2 placing grooves, 3 grip blocks, 4 pressure sensor bodies, 5 screw rods, 6 mounting plates, 7 protecting box, 8
Display screen, 9 mounting plates, 10 screws, 11 first openings, 12 rubber layers, 13 first through hole, 14 plates, 15U type opening, 16 protections
Lid, 17 thirds opening, 18 blocks, 19 pressing plates, 20 fixed blocks, 21 reset springs, 22 gas delivering pipes, 23 flanges, 24 connections
Head, 25 mounting holes, 26 second through-holes, 27 nuts, 28 mounting grooves.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-7, a kind of protective device of the electrochemical sensor based on graphene composite material, including protecting box 7
With pressure sensor body 4, the two sides of protecting box 7 are respectively and fixedly provided with mounting plate 6, and mounting plate 6 is equipped with mounting hole 25, by by spiral shell
Cooperation between bolt and mounting hole 25 facilitates the position of protecting box 7 carrying out installation fixation, one end of pressure sensor body 4
Display screen 8 is installed on side wall, facilitates display data, one end side wall of protecting box 7 is equipped with the first opening 11, and the first opening
11 and display screen 8 correspond to each other, pressure sensor body 4 is made of pressure-sensing device and signal processing unit, and pressure is quick
Sensing unit is made of graphene composite material, and graphene is with its special structure, heating conduction, mechanical property and electricity outstanding
Performance applications are more and more extensive, and the two sides of pressure sensor body 4 are respectively connected with connector 24, and one end of connector 24 is connected with
Flange 23, one end of flange 23 are connected with gas delivering pipe 22, are facilitated by flange 23 by connector 24 and natural gas transportation
Pipe 22 is attached, and is detected by the way that pressure sensor body 4 is convenient to the gas of gas delivering pipe 22；
It is equipped with protection chamber in protecting box 7, protects the upper end of chamber to be equipped with the second opening, the upper end two sides of chamber is protected to be equipped with U
Type opening 15, the lower end of pressure sensor body 4 is through the second opening and two U-shaped openings 15 and to extend to protection intracavitary, protects
It protects and is removably connected with grip block 3 in intracavitary opposing sidewalls, be easy for installation and removal, one end difference of two grip blocks 3
It contradicts in the two sides of pressure sensor body 4, stable holding, clamping is carried out to pressure sensor body 4 by the way that grip block 3 is convenient
One end side wall of plate 3 is equipped with rubber layer 12, and the lower end of pressure sensor body 4 contradicts in rubber layer 12, to pressure sensing
Device ontology 4 provides protection, avoids damaging, and the side of grip block 3 is fixed with block 18, and the upper end of protecting box 7 is equipped with protection cap
16, protection cap 16 and protecting box 7 are all made of stainless steel and are made, and the lower end of protection cap 16 is equipped with mounting groove, set in mounting groove 28
There is a damping device, the lower end of damping device and the upper end of pressure sensor body 4 are connected with each other, and are strengthened pair by damping device
The protection of pressure sensor body 4 improves the stability of pressure sensor body 4.
In the present invention, the upper end two sides of protecting box 7 are respectively and fixedly provided with two plates 14, and the upper end two sides of protection cap 16 are equipped with
Two third openings 17 corresponding with plate 14, and two thirds opening 17 of the same side and two plates 14 are one group, it is same
Two plates 14 in group extend through the opening of two thirds in same group 17 and extend to the upper end of protection cap 16, and same group
Two plates 14 on equidistantly be equipped with multiple first through hole 13, under the action of plate 14, facilitate by protecting box 7 and protection
Lid 16 is attached, and jointly through equipped with screw rod 5, the equal spiral shell in the both ends of screw rod 5 in same group of two of them first through hole 13
Line is socketed with nut 27, convenient to carry out installation fixation to protection cap 16 under the cooperation of screw rod 5 and nut 27, improves protection
Connectivity between lid 16 and protecting box 7.
In the present invention, the two sides of protecting box 7 are equipped with placing groove 2, and one end side wall in placing groove 2 is equipped with the second through-hole
26, one end side wall of grip block 3 is equipped with tapped blind hole corresponding with the second through-hole 26, runs through in the second through-hole and is equipped with screw
10, one end of screw 10 extends in tapped blind hole, under the action of screw 10, facilitates grip block 3 carrying out installation fixation, mention
The high efficiency of installation and removal.
In the present invention, damping device includes four fixed blocks 20 being fixed in mounting groove 28 on the side wall of one end, protection cap
16 lower end is set there are two pressing plate 19, other two fixed block 20 is respectively and fixedly provided on two pressing plates 19, and two of the same side are solid
Determine block 20 and be arranged with reset spring 21 jointly between two fixed blocks 20 in one group, same group, presses when to protection cap 16
When, wherein four fixed blocks 20 respectively press to four reset springs 21, in the effect of the elastic force of reset spring 21 itself
Under, it automatically resets, reduces extruding of the external pressure to pressure sensor body 4, and the lower end of two pressing plates 19 contradicts
In the upper end of pressure sensor body 4, the stability of pressure sensor body 4 is improved, protects pressure sensor body 4.
In the present invention, when in use, rotating nut 27 produces screw rod 5, then by protection cap 16 from four plates 14
Then two grip blocks 3 are carried out installation fixation by two screws 10, pressure sensor body 4 are put into protection chamber by extraction
It is interior, the display screen 8 on pressure sensor body 4 is corresponded to each other with the first opening 11, the both ends of them of pressure sensor body 4
It is contradicted in two rubber layers 12 respectively, the lower end side of pressure sensor body 4 is contradicted in the upper end of rubber block 1, then will
Protection cap 16 snaps onto protecting box 7, and two plates 14 of 7 upper end two sides of protecting box extend through four third openings 17 and prolong
The upper end of protection cap 16 is extended to, two screw rods 5 are then extended through into the first through hole 13 on two groups of plates 14, then passes through four
A nut 27 respectively tighten being fixed, when there is external force to press protection cap 16, four fixed blocks 20 in protection cap 16
It presses respectively to four reset springs 21, by resetting the elastic force of reset spring 21 itself, alleviates pressing plate 19 to pressure
The impact of sensor body 4 improves the stability of pressure sensor body 4.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of protective device of the electrochemical sensor based on graphene composite material, including protecting box (7) and pressure sensing
Device ontology (4), it is characterised in that: the two sides of the pressure sensor body (4) are respectively connected with connector (24), the connector
(24) one end is connected with flange (23), and one end of the flange (23) is connected with gas delivering pipe (22), the protecting box
(7) protection chamber is equipped in, the upper end of the protection chamber is equipped with the second opening, and the upper end two sides of the protection chamber are equipped with U-shaped open
The lower end of mouth (15), the pressure sensor body (4) through the second opening and two U-shaped openings (15) and extends to protection chamber
It is interior, it is removably connected with grip block (3) in the intracavitary opposing sidewalls of the protection, one end of two grip blocks (3) is supported respectively
Touching is equipped with protection cap (16) in the two sides of pressure sensor body (4), the upper end of the protecting box (7), the protection cap (16)
Lower end be equipped with mounting groove, damping device, the lower end of the damping device and pressure sensor are equipped in the mounting groove (28)
The upper end of ontology (4) is connected with each other.
2. a kind of protective device of electrochemical sensor based on graphene composite material according to claim 1, special
Sign is that the upper end two sides of the protecting box (7) are respectively and fixedly provided with two plates (14), and the upper end two sides of the protection cap (16) are equal
If there are two third corresponding with plate (14) opening (17), and two thirds opening (17) of the same side and two plates (14)
It is that two thirds that two plates (14) in one group, same group extend through in same group are open (17) and extend to protection cap
(16) upper end is equidistantly equipped with multiple first through hole (13) on same group of two plates (14), and same group wherein
Jointly through screw rod (5) are equipped in two first through hole (13), the equal screw thread in both ends of the screw rod (5) is socketed with nut (27).
3. a kind of protective device of electrochemical sensor based on graphene composite material according to claim 1, special
Sign is that the two sides of the protecting box (7) are equipped with placing groove (2), and one end side wall in the placing groove (2) is equipped with second
Through-hole (26), one end side wall of the grip block (3) are equipped with tapped blind hole corresponding with the second through-hole (26), and described second is logical
Through screw (10) are equipped in hole, one end of the screw (10) is extended in tapped blind hole.
4. a kind of protective device of electrochemical sensor based on graphene composite material according to claim 1, special
Sign is that the damping device includes four fixed blocks (20) being fixed on the interior one end side wall of mounting groove (28), the protection
The lower end of lid (16) is set there are two pressing plate (19), is respectively and fixedly provided with other two fixed block (20) on two pressing plates (19), and same
Two fixed blocks (20) of side are arranged with reset spring (21) between two fixed blocks (20) in one group, same group jointly,
And the lower end of two pressing plates (19) is contradicted in the upper end of pressure sensor body (4).
5. a kind of protective device of electrochemical sensor based on graphene composite material according to claim 1, special
Sign is that the pressure sensor body (4) is made of pressure-sensing device and signal processing unit, and pressure-sensing device is adopted
It is made of graphene composite material.
6. a kind of protective device of electrochemical sensor based on graphene composite material according to claim 1, special
Sign is that one end side wall of the grip block (3) is equipped with rubber layer (12), and the lower end of the pressure sensor body (4) is supported
Touching is on rubber layer (12), and the side of grip block (3) is fixed with block (18).
7. a kind of protective device of electrochemical sensor based on graphene composite material according to claim 1, special
Sign is, is equipped with display screen (8) on one end side wall of the pressure sensor body (4), the one end of the protecting box (7)
Wall is equipped with the first opening (11), and the first opening (11) and display screen (8) correspond to each other.
8. a kind of protective device of electrochemical sensor based on graphene composite material according to claim 1, special
Sign is that the intracavitary bottom of the protection is fixed with rubber block (1), and the lower end of the pressure sensor body (4) is contradicted in rubber
The upper end of blob of viscose (1).
9. a kind of protective device of electrochemical sensor based on graphene composite material according to claim 1, special
Sign is that the two sides of the protecting box (7) are respectively and fixedly provided with mounting plate (6), and the mounting plate (6) is equipped with mounting hole (25).
10. a kind of protective device of electrochemical sensor based on graphene composite material according to claim 1, special
Sign is that the protection cap (16) and protecting box (7) are all made of stainless steel and are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910111753.2A CN109884141B (en) | 2019-02-12 | 2019-02-12 | Electrochemical sensor's protector based on graphite alkene combined material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910111753.2A CN109884141B (en) | 2019-02-12 | 2019-02-12 | Electrochemical sensor's protector based on graphite alkene combined material |
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| Publication Number | Publication Date |
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| CN109884141A true CN109884141A (en) | 2019-06-14 |
| CN109884141B CN109884141B (en) | 2020-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910111753.2A Active CN109884141B (en) | 2019-02-12 | 2019-02-12 | Electrochemical sensor's protector based on graphite alkene combined material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111189486A (en) * | 2020-02-20 | 2020-05-22 | 江南大学 | Vertical slice structure semiconductor sensor protection device |
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| CN201688941U (en) * | 2010-05-26 | 2010-12-29 | 宇宙电路板设备(深圳)有限公司 | Pressure gauge protective cover |
| US20160245715A1 (en) * | 2014-02-24 | 2016-08-25 | Kulite Semiconductor Products, Inc. | Pressure sensor having a front seal |
| CN206905941U (en) * | 2017-06-22 | 2018-01-19 | 张昊萱 | A kind of drop resistant and the instrument shell structure for being easy to maintenance |
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| CN111189486B (en) * | 2020-02-20 | 2024-05-28 | 江南大学 | Vertical slice structure semiconductor sensor protection device |
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| Publication number | Publication date |
|---|---|
| CN109884141B (en) | 2020-12-29 |
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