CN206737954U - Mining roof plate inbreak alarm device - Google Patents
Mining roof plate inbreak alarm device Download PDFInfo
- Publication number
- CN206737954U CN206737954U CN201720492626.8U CN201720492626U CN206737954U CN 206737954 U CN206737954 U CN 206737954U CN 201720492626 U CN201720492626 U CN 201720492626U CN 206737954 U CN206737954 U CN 206737954U
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- China
- Prior art keywords
- cap
- push rod
- alarm device
- bottom bar
- roof plate
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Abstract
The utility model discloses a kind of mining roof plate inbreak alarm device, including：Push rod, bottom bar and the displacement detecting component between push rod and bottom bar setting up and down, displacement detecting component include housing and the displacement cap body being arranged in housing；Displacement cap body encapsulates a detection spring by the top cap and bottom cap that are set-located, and the bottom inside the cap of bottom is provided with pressure sensor, and the pressure holding of detection spring bottom is on pressure sensor；Pressure sensor is connected with alarm.By setting push rod and bottom bar in displacement detection components upper and lower ends, push rod and bottom bar can be so arranged on by adjusting the flexible body of rod between top surface and the bottom surface of drive, by the length for adjusting warning device, it is set to be stuck in just in drive, if it happens setting roof fall is slowly collapsed, its detection spring is pressurized by top cap and the compression of bottom cap and then pressure sensor and is reached alarm threshold value, and buzzer sounds, and plays a part of very first time response alarm.
Description
Technical field
It the utility model is related to a kind of alarm device, more particularly to a kind of mining roof plate inbreak alarm device.
Background technology
Colliery industry in today of safety in production, increasingly causes people as mining roof plate inbreak alarm device danger industry
Attention.Roof collapse disaster caused by mine pressure, it is exactly the first disaster from coal mining history, it is economical caused by annual
Loss is accounted for first of all kinds of accidents.Especially in soft-rock tunnel, the deformation especially severe in tunnel, roof and floor shifts near phenomenon and highlighted, this
Disaster has a strong impact on this safety in production, jeopardizes the life security of miner.
Moved for the roof to floor convergence of timely early warning coal mine roadway, it is necessary to perceive roof and floor in time by certain device
Nearly amount whether exceedes warning value and the very first time sends alarm and reminding.
In order to find roof collapse disaster in time, relevant manufactures there's no one who doesn't or isn't painstakingly seek solution, but for a long time with
Design to have no applicable always is developed completing, and common product can solve the problem that above mentioned problem without appropriate structure, this
The problem of clearly related dealer is suddenly to be solved.
The content of the invention
The utility model overcomes the deficiencies in the prior art, there is provided a kind of mining roof plate inbreak alarm device.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：A kind of mining roof plate inbreak alarm device, bag
Include：Push rod, bottom bar and the displacement detecting component between push rod and bottom bar setting up and down, it is characterised in that
The displacement detecting component includes housing and the displacement cap body being arranged in housing；
The displacement cap body encapsulates a detection spring by the top cap and bottom cap that are set-located, the bottom inside the bottom cap
Portion is provided with pressure sensor, and detection spring bottom pressure holding is on pressure sensor；
The pressure sensor is connected with alarm；
The push rod bottom is against at the top of the top cap, and the bottom cap bottom is against at the top of the bottom bar.
In one preferred embodiment of the utility model, the housing top and bottom are equipped with pilot hole, push rod and bottom bar
Enclosure interior is extend into by pilot hole.
In one preferred embodiment of the utility model, at the top of the top plate and the bottom base plate is provided with flat board.
In one preferred embodiment of the utility model, the push rod and the bottom bar are expansion link, or the push rod is
Expansion link, or the bottom bar are expansion link.
In one preferred embodiment of the utility model, the push rod bottom and the bottom bar top are equipped with cap plate, described
Hemispheric groove is set on cap plate.
In one preferred embodiment of the utility model, at the top of the top cap and the bottom cap bottom is hemispherical dome structure.
In one preferred embodiment of the utility model, branch is provided between the cap plate and the housing bottom on the bottom bar
Support spring.
In one preferred embodiment of the utility model, the alarm is buzzer.
In one preferred embodiment of the utility model, the push rod and top plate are plastic material.
In one preferred embodiment of the utility model, the alarm device has the detection bullet of several coefficient of elasticity
Spring.
The utility model solves defect present in background technology, and the utility model possesses following beneficial effect：
（1）, so can be with by adjusting the flexible body of rod by setting push rod and bottom bar in displacement detection components upper and lower ends
Push rod and bottom bar are arranged between top surface and the bottom surface of drive, by adjusting the length of warning device, it is stuck in ore deposit just
In road, in the event of setting roof fall is slowly collapsed, its detection spring is pressed onto by top cap and the compression of bottom cap and then pressure sensor
Up to alarm threshold value, buzzer sounds, and plays a part of very first time response alarm.
（2）Housing structure substantially sealed off can provide first layer protection for detection spring and pressure sensor, not receive outer
The structure that the pollution such as boundary's dust, top cap and bottom cap are mutually buckled can play two protection detection springs and pressure sensor not by drive
Moist environment is corroded, and service life and the sensitivity used can be ensured.
（3）Flat board can play a part of stable support alarm device, while the larger compression area of flat board can be with first
The time corresponding drive top surface of its respective area and the displacement of bottom surface, the area of sensing are bigger than rod member.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples；
Fig. 1 is the structure chart of preferred embodiment of the present utility model；
In figure：1st, push rod；2nd, bottom bar；3rd, flat board；4th, cap plate；5th, housing；6th, top cap；7th, bottom cap；8th, detection spring；9th, press
Force snesor；10th, support spring.
Embodiment
The utility model is described in further detail presently in connection with drawings and examples, these accompanying drawings are simplified
Schematic diagram, only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the structure relevant with the utility model
Into.
As shown in figure 1, a kind of mining roof plate inbreak alarm device, including：Push rod setting up and down, bottom bar and positioned at top
Displacement detecting component between bar and bottom bar, displacement detecting component include housing and the displacement cap body being arranged in housing；Position
Move cap body and one detection spring is encapsulated by the top cap and bottom cap that are set-located, the bottom inside the cap of bottom is provided with pressure sensing
Device, the pressure holding of detection spring bottom is on pressure sensor；Pressure sensor is connected with buzzer；Push rod bottom is against top cap top
Portion, bottom bar top are against bottom cap bottom.
By setting push rod and bottom bar in displacement detection components upper and lower ends, will can so be pushed up by adjusting the flexible body of rod
Bar and bottom bar are arranged between top surface and the bottom surface of drive, by adjusting the length of warning device, it is stuck in just in drive,
In the event of setting roof fall is slowly collapsed, its detection spring is pressurized by top cap and the compression of bottom cap and then pressure sensor and is reached alarm
Threshold value, buzzer sound, and play a part of very first time response alarm.
Housing top and bottom are equipped with pilot hole, and push rod and bottom bar extend into enclosure interior by pilot hole.Housing base
The structure of this sealing can provide first layer protection for detection spring and pressure sensor, not receive the pollution such as extraneous dust, top cap
The structure mutually buckled with bottom cap can play two protection detection springs and pressure sensor and not corroded by the moist environment of drive,
Service life and the sensitivity used can be ensured.
At the top of top plate and bottom base plate is provided with flat board.Flat board can play a part of stable support alarm device, together
When flat board larger compression area can be with the very first time corresponding drive top surface of its respective area and the displacement of bottom surface, the face of sensing
Product is bigger than rod member.
Being capable of vertically relative motion between top cap and bottom cap.Push rod and bottom bar are expansion link, or push rod is to stretch
Contracting bar, or bottom bar are expansion link, and push rod bottom and bottom bar top are equipped with cap plate, hemispheric groove, top cap set on cap plate
Top and bottom cap bottom are hemispherical dome structure, and support spring is provided between the cap plate and housing bottom on bottom bar.
Push rod and top plate are plastic material, and its material is lighter, and the influence that it is conducted oneself with dignity for spring is relatively small.
Alarm device has the detection spring of several coefficient of elasticity.
It is above enlightenment according to desirable embodiment of the present utility model, it is complete by above-mentioned description, related personnel
Various changes and amendments can be carried out in the range of without departing from this item utility model technological thought.This item utility model
Technical scope be not limited to content on specification, it is necessary to determine the technical scope according to the scope of the claims.
Claims (8)
1. a kind of mining roof plate inbreak alarm device, including：Push rod setting up and down, bottom bar and between push rod and bottom bar
Displacement detecting component, it is characterised in that
The displacement detecting component includes housing and the displacement cap body being arranged in housing；
The displacement cap body encapsulates a detection spring by the top cap and bottom cap that are set-located, and the bottom inside the bottom cap is set
Pressure sensor is equipped with, detection spring bottom pressure holding is on pressure sensor；
The pressure sensor is connected with alarm；
The push rod bottom is against at the top of the top cap, and the bottom cap bottom is against at the top of the bottom bar.
A kind of 2. mining roof plate inbreak alarm device according to claim 1, it is characterised in that：The housing upper end is with
End is equipped with pilot hole, and push rod and bottom bar extend into enclosure interior by pilot hole.
A kind of 3. mining roof plate inbreak alarm device according to claim 1, it is characterised in that：At the top of the top plate and bottom
Plate bottom is provided with flat board.
A kind of 4. mining roof plate inbreak alarm device according to claim 1, it is characterised in that：The push rod and the bottom
Bar is expansion link, or the push rod is expansion link, or the bottom bar is expansion link.
A kind of 5. mining roof plate inbreak alarm device according to claim 1, it is characterised in that：The push rod bottom and institute
State bottom bar top and be equipped with cap plate, hemispheric groove is set on the cap plate.
A kind of 6. mining roof plate inbreak alarm device according to claim 1 or 5, it is characterised in that：At the top of the top cap
It is hemispherical dome structure with the bottom cap bottom.
A kind of 7. mining roof plate inbreak alarm device according to claim 5, it is characterised in that：Cap plate on the bottom bar
Support spring is provided between the housing bottom.
A kind of 8. mining roof plate inbreak alarm device according to claim 1, it is characterised in that：The alarm is buzzing
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720492626.8U CN206737954U (en) | 2017-05-05 | 2017-05-05 | Mining roof plate inbreak alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720492626.8U CN206737954U (en) | 2017-05-05 | 2017-05-05 | Mining roof plate inbreak alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206737954U true CN206737954U (en) | 2017-12-12 |
Family
ID=60563900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720492626.8U Active CN206737954U (en) | 2017-05-05 | 2017-05-05 | Mining roof plate inbreak alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206737954U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111076672A (en) * | 2019-12-31 | 2020-04-28 | 黑龙江科技大学 | Mining hydraulic support compression amount monitoring device |
| US10767481B2 (en) | 2018-08-07 | 2020-09-08 | Caterpillar Global Mining Europe Gmbh | Self-advancing roof support for a longwall mining system |
-
2017
- 2017-05-05 CN CN201720492626.8U patent/CN206737954U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10767481B2 (en) | 2018-08-07 | 2020-09-08 | Caterpillar Global Mining Europe Gmbh | Self-advancing roof support for a longwall mining system |
| CN111076672A (en) * | 2019-12-31 | 2020-04-28 | 黑龙江科技大学 | Mining hydraulic support compression amount monitoring device |
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