CN207248399U - A kind of protective device of pressure sensor - Google Patents
A kind of protective device of pressure sensor Download PDFInfo
- Publication number
- CN207248399U CN207248399U CN201721128800.7U CN201721128800U CN207248399U CN 207248399 U CN207248399 U CN 207248399U CN 201721128800 U CN201721128800 U CN 201721128800U CN 207248399 U CN207248399 U CN 207248399U
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- device body
- spring
- pressure sensor
- fixed
- wall
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Abstract
The utility model discloses a kind of protective device of pressure sensor, including device body, described device body is cavity structure, device body both sides outer wall bottom is mounted on rotating bolt, rotate bolt and be fixed with rotating bar, the other end of rotating bar passes through the wall body of device body, rotating bar is extended in the cavity of device body, and the other end of rotating bar is fixed with spool, the bottom inner wall both sides of device body are respectively and fixedly provided with second spring, the top of second spring is respectively and fixedly provided with buckle, the top of buckle is fixed with guard bar, the both sides of guard bar are rotatablely equipped with snib, the side of snib is rotatablely equipped with gag lever post, gag lever post is arranged with the 4th spring, one end of 4th spring is fixed with snib.The utility model design structure is reasonable, easy to operate, can effectively realize in pressure sensor in use, pressure crosses conference automatic spring guard bar, so as to play the role of protection, protective device high sensitivity, protecting effect is good.
Description
Technical field
It the utility model is related to pressure sensor technique field, more particularly to a kind of protective device of pressure sensor.
Background technology
Now with the development of Seiko technology, in more and more equipment and in many mechanical property testing systems all
Pressure sensor can be used.This kind of sensor has the characteristics of simple in structure, cost is low, tests system technology matures, thus obtains
With extensive use.The pressure sensor of each finished product has the range of standard, during pressure loading is applied, if carried
The range that lotus has exceeded pressure sensor can cause pressure sensor inside elastomer that irrecoverable deformation occurs, and cause test system
System produces failure, so as to influence the accuracy of work and the experiment of equipment.Pressure sensor is this be easily damaged due to,
The load being applied on pressure sensor is must be strictly controlled during the use of pressure sensor, to ensure load in standard
Change in range.However, operation and force process many during actual use is more complicated, can not ensure to apply constantly
The load being added on pressure sensor changes in standard range, therefore easily leads to its damage.
A kind of protective device is proposed herein according to existing pressure sensor, effectively protects sensor safe.
Utility model content
The purpose of this utility model is and a kind of pressure sensor proposed in order to solve shortcoming existing in the prior art
Protective device.
To achieve these goals, the utility model employs following technical solution：
A kind of protective device of pressure sensor, including device body, described device body are cavity structure, device body
Both sides outer wall bottom is mounted on rotating bolt, rotates bolt and is fixed with rotating bar, the other end of rotating bar passes through the wall of device body
Body, rotating bar are extended in the cavity of device body, and the other end of rotating bar is fixed with spool, in the bottom of device body
Wall both sides are respectively and fixedly provided with second spring, and the top of second spring is respectively and fixedly provided with buckle, and the top of buckle is fixed with guard bar, protection
The both sides of bar are rotatablely equipped with snib, and the side of snib is rotatablely equipped with gag lever post, and gag lever post is arranged with the 4th spring, and the 4th
One end of spring is fixed with snib, and the other end of the 4th spring is fixed with guard bar, and the inside of guard bar offers through hole, and limits
One end of position bar is extended in through hole, and through hole extends to the bottom of guard bar, and bracing wire is equipped with through hole, and bracing wire is limited with two respectively
Position bar connection, one end of bracing wire are connected with spool, and guard bar is located in the cavity of device body, the middle part of device body
Equipped with press rods, one end of press rods is extended to outside the top of device body, and the other end of press rods extends to device body
In cavity, the top inner wall both sides of device body are respectively and fixedly provided with the 3rd spring, and one end of the 3rd spring is respectively and fixedly provided with kelly, kelly
It is rotatablely connected with the side inner wall of device body, one end of kelly is fixed with pull rod with the phase clamping that is buckled, the other end of kelly, fills
The wall body for putting body and kelly offers two symmetrical openings, and pull rod is located in opening, and pull rod extends to device from opening
This is external, and the bottom of press rods is fixed with push rod；
The bottom outer wall of device body is fixed with pressure sensor housing, and the bottom of push rod passes through the bottom of device body,
The bottom of push rod extends to the inside of pressure sensor housing, and the bottom of push rod is equipped with pressure transmission bar, and pressure transmission rod set is set
There is the first spring, the bottom of pressure sensor housing is provided with pressure receiver shell, and bottom and the pressure of the first spring receive
Device shell is fixed, and the top of pressure receiver shell is provided with receiving terminal, and receiving terminal is located at the underface of pressure transmission bar.
Preferably, the buckle is inverted L-shaped structure, and kelly is also inverted L-shaped structure, buckle and the mutual clamping of kelly,
Two openings form splayed structure, and pull rod is slidably connected with opening inner wall, and kelly is close to the position and device body being buckled
Side inner wall rotation connection.
Preferably, the gag lever post is T-shaped structure, and two snibs symmetrically form splayed structure.
Preferably, the top both sides of described device body offer deep hole, and inner walls of deep holes both sides offer clamping slot, protect
Guard bar is located in deep hole.
Preferably, described device body shape is T-shaped structure, and the top of device body is circle.
Preferably, the spool is inverted T-shape structure.
The beneficial effects of the utility model are：Acted on by pressure on press rods, push rod and pressure transmission bar, pressure passes
Defeated bar is with receiving end in contact, so as to convert pressure into electric signal transmission to pressure receiver；Pass through kelly, buckle and the 3rd bullet
The mechanism of spring composition realizes the clamping of kelly and buckle；By second spring, gag lever post, snib and the 4th spring, protection is realized
Bar automatic spring when pressure exceeds tested scope, plays the role of protecting sensor；It is real by rotating bolt, bracing wire and spool
Now snib is packed up, so as to will be buckled and kelly clamping again, the design is rational in infrastructure, easy to operate, can effectively realize
Pressure sensor is in use, pressure crosses conference automatic spring guard bar, so that play the role of protection, protective device sensitivity
Height, protecting effect are good.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of pressure sensor protective device Standard schematic front view；
Fig. 2 be the utility model proposes a kind of pressure sensor protective device structure of the main view；
Fig. 3 be the utility model proposes a kind of pressure sensor protective device A at enlarged diagram；
Fig. 4 be the utility model proposes a kind of pressure sensor protective device structure schematic side view.
In figure：1 device body, 2 rotate bolt, 3 kellies, 4 pressure sensor housings, 5 pressure receiver shells, 6 first bullets
Spring, 7 pressure transmission bars, 8 push rods, 9 press rods, 10 guard bars, 11 buckles, 12 bracing wires, 13 spools, 14 second springs, 15
Three springs, 16 snibs, 17 gag lever posts.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
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.
With reference to Fig. 1-4, a kind of protective device of pressure sensor, including device body 1, device body 1 are cavity structure,
1 both sides outer wall bottom of device body is mounted on rotating bolt 2, rotates bolt 2 and is fixed with rotating bar, the other end of rotating bar passes through dress
The wall body of body 1 is put, rotating bar is extended in the cavity of device body 1, and the other end of rotating bar is fixed with spool 13, dress
The bottom inner wall both sides for putting body 1 are respectively and fixedly provided with second spring 14, and the top of second spring 14 is respectively and fixedly provided with buckle 11, buckle 11
Top be fixed with guard bar 10, the both sides of guard bar 10 are rotatablely equipped with snib 16, and the side of snib 16 is rotatablely equipped with
Gag lever post 17, gag lever post 17 are arranged with the 4th spring, and one end and the snib 16 of the 4th spring are fixed, the other end of the 4th spring with
Guard bar 10 is fixed, and the inside of guard bar 10 offers through hole, and one end of gag lever post 17 is extended in through hole, and through hole extends to
The bottom of guard bar 10, is equipped with bracing wire 12 in through hole, and bracing wire 12 is connected with two gag lever posts 17 respectively, the other end of bracing wire 12 and
Spool 13 connects, and guard bar 10 is located in the cavity of device body 1, and the middle part of device body 1 is equipped with press rods 9, pressure
One end of power bar 9 is extended to outside the top of device body 1, and the other end of press rods 9 is extended in the cavity of device body 1, dress
The top inner wall both sides for putting body 1 are respectively and fixedly provided with the 3rd spring 15, and the other end of the 3rd spring 15 is respectively and fixedly provided with kelly 3, kelly 3
It is rotatablely connected with the side inner wall of device body 1, one end of kelly 3 is fixed with drawing with the 11 phase clampings that are buckled, the other end of kelly 3
The wall body of bar, device body 1 and kelly 3 offers two symmetrical openings, and pull rod is located in opening, and pull rod extends from opening
To outside device body 1, the bottom of press rods 9 is fixed with push rod 8；
The bottom outer wall of device body 1 is fixed with pressure sensor housing 4, and the bottom of push rod 8 passes through the bottom of device body 1
End, the bottom of push rod 8 extend to the inside of pressure sensor housing 4, and the bottom of push rod 8 is equipped with pressure transmission bar 7, pressure transmission
Bar 7 is arranged with the first spring 6, and the bottom of pressure sensor housing 4 is provided with pressure receiver shell 5, the bottom of the first spring 6
Fixed with pressure receiver shell 5, the top of pressure receiver shell 5 is provided with receiving terminal, and receiving terminal is located at pressure transmission bar 7
Underface.
In the present embodiment, in use, being put in the top of device body 1 by measuring pressure object, pressure acts on press rods 9
On so that press rods 9 move downward, and when pressure is excessive, the bottom of press rods 9 can be acted on kelly 3 so that 3 turns of kelly
Dynamic, so that by the kelly 3 of mutual clamping and the separation of buckle 11, guard bar 10 moves upwards under the action of second spring 14, from
And snib 16 is pushed in clamping slot, pressure can be acted on guard bar 10 at this time, so that solid under the action of gag lever post 17
Determine snib 16, so that guard bar 10 plays the role of protecting sensor, press rods 9 will not continue to move downward so that pressure passes
Device inside sensor will not be damaged, and pressure releases, guard bar 10 can move upwards under the action of second spring 14, so that
Turn and rotate bolt 2, under the action of spool 13 and bracing wire 12 so that two snibs 16 are packed up, so as to by guard bar 10
Again with 3 clamping of kelly.
The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of protective device of pressure sensor, including device body (1), it is characterised in that described device body (1) is sky
Cavity configuration, device body (1) both sides outer wall bottom are mounted on rotating bolt (2), rotate bolt (2) and are fixed with rotating bar, rotating bar
The other end pass through device body (1) wall body, rotating bar is extended in the cavity of device body (1), and rotating bar is another
End is fixed with spool (13), and the bottom inner wall both sides of device body (1) are respectively and fixedly provided with second spring (14), second spring (14)
Top be respectively and fixedly provided with buckle (11), the top of buckle (11) is fixed with guard bar (10), and the both sides of guard bar (10) rotate
Snib (16) is installed, the side of snib (16) is rotatablely equipped with gag lever post (17), and gag lever post (17) is arranged with the 4th spring, the
One end of four springs is fixed with snib (16), and the other end and guard bar (10) of the 4th spring are fixed, the inside of guard bar (10)
Through hole is offered, and one end of gag lever post (17) is extended in through hole, through hole extends to the bottom of guard bar (10), is set in through hole
There is bracing wire (12), bracing wire (12) is connected with two gag lever posts (17) respectively, and one end of bracing wire (12) is connected with spool (13), is protected
Guard bar (10) is located in the cavity of device body (1), and the middle part of device body (1) is equipped with press rods (9), press rods (9)
One end extend to outside the top of device body (1), the other end of press rods (9) is extended in the cavity of device body (1), dress
The top inner wall both sides for putting body (1) are respectively and fixedly provided with the 3rd spring (15), and one end of the 3rd spring (15) is respectively and fixedly provided with kelly
(3), kelly (3) and the side inner wall of device body (1) are rotatablely connected, one end and buckle (11) phase clamping, the kelly of kelly (3)
(3) the other end is fixed with pull rod, and the wall body of device body (1) and kelly (3) offers two symmetrical openings, and pull rod is located at
In opening, and pull rod extends to device body (1) outside from opening, and the bottom of press rods (9) is fixed with push rod (8)；
The bottom outer wall of device body (1) is fixed with pressure sensor housing (4), and the bottom of push rod (8) passes through device body (1)
Bottom, the bottom of push rod (8) extends to the inside of pressure sensor housing (4), and the bottom of push rod (8) is equipped with pressure transmission bar
(7), pressure transmission bar (7) is arranged with the first spring (6), and the bottom of pressure sensor housing (4) is provided with outside pressure receiver
Shell (5), the bottom of the first spring (6) is fixed with pressure receiver shell (5), and the top of pressure receiver shell (5) is provided with
Receiving terminal, receiving terminal are located at the underface of pressure transmission bar (7).
2. the protective device of a kind of pressure sensor according to claim 1, it is characterised in that the buckle (11) is
L-shaped structure, kelly (3) are also inverted L-shaped structure, and buckle (11) and kelly (3) mutual clamping, two openings form splayed
Structure, pull rod are slidably connected with opening inner wall, and kelly (3) is close to the position of buckle (11) and the side inner wall of device body (1)
Rotation connection.
3. the protective device of a kind of pressure sensor according to claim 1, it is characterised in that the gag lever post (17) is
T-shaped structure, two snibs (16) symmetrically form splayed structure.
A kind of 4. protective device of pressure sensor according to claim 1, it is characterised in that described device body (1)
Top both sides offer deep hole, inner walls of deep holes both sides offer clamping slot, and guard bar (10) is located in deep hole.
A kind of 5. protective device of pressure sensor according to claim 1, it is characterised in that described device body (1)
Shape is T-shaped structure, and the top of device body (1) is circle.
6. the protective device of a kind of pressure sensor according to claim 1, it is characterised in that the spool (13) is
Inverted T-shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721128800.7U CN207248399U (en) | 2017-09-05 | 2017-09-05 | A kind of protective device of pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721128800.7U CN207248399U (en) | 2017-09-05 | 2017-09-05 | A kind of protective device of pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207248399U true CN207248399U (en) | 2018-04-17 |
Family
ID=61884219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721128800.7U Expired - Fee Related CN207248399U (en) | 2017-09-05 | 2017-09-05 | A kind of protective device of pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207248399U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631744A (en) * | 2019-11-04 | 2019-12-31 | 中交一公局土木工程建筑研究院有限公司 | Anchor rod dynamometer for monitoring axial force of anchor rod |
-
2017
- 2017-09-05 CN CN201721128800.7U patent/CN207248399U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631744A (en) * | 2019-11-04 | 2019-12-31 | 中交一公局土木工程建筑研究院有限公司 | Anchor rod dynamometer for monitoring axial force of anchor rod |
| CN110631744B (en) * | 2019-11-04 | 2021-03-12 | 中交一公局土木工程建筑研究院有限公司 | Anchor rod dynamometer for monitoring axial force of anchor rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180417 Termination date: 20180905 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |