CN208073534U - A kind of artificial digging pile underground automatic air - Google Patents
A kind of artificial digging pile underground automatic air Download PDFInfo
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- CN208073534U CN208073534U CN201820308611.6U CN201820308611U CN208073534U CN 208073534 U CN208073534 U CN 208073534U CN 201820308611 U CN201820308611 U CN 201820308611U CN 208073534 U CN208073534 U CN 208073534U
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- air
- blowing device
- supply duct
- digging pile
- artificial digging
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Abstract
The utility model discloses a kind of artificial digging pile underground automatic airs, its main feature is that, it includes blowing device, fixing bracket, air supply duct, gas detecting instrument and controller；The blowing device and fixing bracket respectively fix on the ground；The air supply duct is fixed on support bracket fastened top, and the upper end is connected with the air outlet of blowing device, and bottom end is placed in the position close to shaft bottom；The gas detecting instrument is fixed at the side of air supply duct bottom end；The blowing device and gas detecting instrument respectively access the controller by circuit.The utility model is reasonable for structure, easy to operate, assembling is quick, in application, the utility model can carry out air-supply or out-of-blast according to the actual conditions of toxic and harmful gas in the well detected, the safety of operating personnel in well is effectively ensured, highly practical.
Description
Technical field
The utility model belongs to construction engineering technical field, and in particular to a kind of artificial digging pile underground automatic ventilating fills
It sets.
Background technology
During manual digging pile construction, it is possible to generate " toxic gas " in well, according to《Ambient air quality mark
It is accurate》Record in GB3095-96, toxic gas are mainly the system for the gas for having baneful influence to underground operators living environment
Claim, such as oxygen-enriched oxygen debt " air " or methane gas.Underground biogas has Muddy Bottoms, peat, coal mine, rubbish to fill out around being common in
The regions such as field are buried, it is mainly that the toxic gases such as methane are oozed out in stratum, is unfavorable for underground operators, so must be in pore-forming
Toxic gas is measured in real time in the process, it, just can be with underground work, if there is danger in the case of as a result condition license
In the case of, it is necessary to it is passed through fresh air by force, after the time is no less than 30 minutes, can just be continued into hole operation.Traditional skill
Forced air supply is generally used to artificial digging pile underground in art, is reached after a certain period of time, engineering staff again under to making in well
Industry can not in real time blow or out-of-blast according to the actual conditions of air in well, and use cost can not reduce, and engineering staff exists
There is also certain security risks for underground.
Utility model content
Problem to be solved in the utility model is to provide a kind of artificial digging pile underground automatic air, using this reality
With it is novel can be carried out according to the actual conditions of toxic and harmful gas in the well detected air-supply or it is out-of-blast, well is effectively ensured
The safety of interior operating personnel.
The technical solution that the utility model solves technical problem is as follows：
A kind of artificial digging pile underground automatic air of the utility model, it includes blowing device, fixing bracket, air-supply
Pipeline, gas detecting instrument and controller；The blowing device and fixing bracket respectively fix on the ground；The air supply duct
It is fixed on support bracket fastened top, the upper end is connected with the air outlet of blowing device, and bottom end is placed in the position close to shaft bottom；Institute
State the side that gas detecting instrument is fixed at air supply duct bottom end；The blowing device and gas detecting instrument respectively pass through line
The controller is accessed on road.
Further, it is fixedly installed steel wire at the bottom end pipeline opening of the air supply duct.
Further, the support bracket fastened top is buckle-type.
Further, the air supply duct is formed by several fastener for connection, the end being connected per adjacent two steel pipes
It is respectively set as screw thread shape and is fixedly connected by compatible sleeve.
Further, the blowing device is air blower or compressor.
Further, it is additionally provided with frequency converter between the blowing device and controller.
Further, the controller is PLC or central control computer.
When using the utility model, the connection of air supply duct is first carried out, then by steel wire banding fixed in air supply duct
Bottom, gas detecting instrument is fixed on to the side of air supply duct bottom, the depth dug according still further to underground is by air supply duct cloth
It sets to shaft bottom, the top of air supply duct is fixed with fixing bracket, then by the outlet air of the upper end of air supply duct and blowing device
Mouth is connected, finally by blowing device and gas detecting instrument respectively by circuit access controller, in use, first passing through gas detection
Instrument detects temperature, humidity value in shaft bottom pernicious gas value and air, then sends testing result to controller, passes through controller
Judge in the air of shaft bottom that whether temperature, humidity value exceed a certain range in pernicious gas value or shaft bottom air, then pass through control
Device carries out blowing device to start or stop operation.
The utility model has the beneficial effects that：(1) simple and reasonable for structure, novel, it is safe and reliable, can effectively it subtract
The security risk of few underground work；(2) numerical value that gas detecting instrument is received by controller carries out judging whether underground needs to send
Wind, then blowing device is operated by controller and is started or stoped, change original forced air supply according to automatic ventilating is needed, to save
About resource avoids unnecessary waste；(3) the utility model assembling is simple, can be built and be come into operation quickly, used
Material is also common materials, and use cost is low, highly practical.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description：
Fig. 1 is the structural schematic diagram of the utility model；
In figure：1, blowing device；2, fixing bracket；3, sleeve；4, air supply duct；5, gas detecting instrument；6, steel wire；7,
Controller；8, artificial digging pile hoistway.
Specific implementation mode
As shown in Figure 1, a kind of artificial digging pile underground automatic air, it includes blowing device 1, fixing bracket 2, send
Wind pipeline 4, gas detecting instrument 5 and controller 7；The blowing device 1 and fixing bracket 2 respectively fix on the ground, described
Blowing device 1 can be air blower or compressor, and 2 bottom of the fixing bracket fixes with ground, and top is fastened air-supply
The top of pipeline 4, the fixing bracket 2 may be set to be buckle-type, facilitate fixed air supply duct 4；The air supply duct 4 is fixed
At the top of fixing bracket 2, the upper end is connected with the air outlet of blowing device 1, and bottom end is placed in close to artificial digging pile hoistway 8
Shaft bottom position, which can be formed by several fastener for connection, and the end being connected per adjacent two steel pipes is equal
Be respectively set to screw thread shape and be fixedly connected by compatible sleeve 3, the internal diameter of sleeve 3 according to outer diameter of steel pipes screw thread and
It is fixed, facilitate installation and dismounting, the specification of the steel pipe that can use Φ 50*3.6mm；The gas detecting instrument 5, which is fixed at, to be sent
The side of 4 bottom end of wind pipeline, the gas detecting instrument 5 are finished product detection instrument, contain the functions such as testing temperature, humidity and air content；
The blowing device 1 and gas detecting instrument 5 respectively access the controller 7 by circuit, in application, gas detecting instrument 5 is real
When the data transmission of downhole gas that detects control air-supply further according to the gas data situation received to controller 7, controller 7
The unlatching and stopping of equipment；Controller 7 described in the present embodiment can be PLC or central control computer, to facilitate according to reality
Situation carries out automatically controlling the entire air-supply arrangement.
It results in blockage in order to avoid shaft bottom sundries enters air supply duct 4, is fixed at the bottom end pipeline opening of the air supply duct 4
It is provided with steel wire 6, the diameter of the steel wire can be 1mm, and sundries can be prevented to enter air supply duct, can also be effectively ensured and send
Wind effect.
In order to energy saving, frequency converter is additionally provided between the blowing device 1 and controller 7, the benefit being arranged in this way
It is can be according to gas content, temperature and the humidity value that gas detecting instrument 5 detects the case where, passes through controller 7 and rationally adjust
The frequency of blowing device 1 avoids the waste of resource to change the size of air output.
The utility model has obtained good application in Jiujiang in the construction of ship the second stage of the project, the engineering manually digging hole
Stake holes diameter is 900mm and 1000mm, hole depth 10m~17m, and totally 41, original underground forced air supply is changed to self-action air-supply,
As long as shaft bottom air quality reaches requirement, construction personnel can descend to construct to shaft bottom, without going into the well according to original construction personnel
The preceding air-supply that certain time must be carried out to shaft bottom, when construction, first by steel wire banding fixed in the bottom of air supply duct, by gas
Body detector is fixed on the side of air supply duct bottom, and air supply duct is then arranged into shaft bottom according to the depth that underground has been dug,
The top of air supply duct is fixed with fixing bracket, then the upper end of air supply duct is connected with the air outlet of blowing device, most
Afterwards by blowing device and gas detecting instrument respectively by circuit access controller, in use, first passing through gas detecting instrument detection well
Temperature, humidity value in bottom pernicious gas value and air, then send testing result to controller, judge shaft bottom by controller
Whether temperature, humidity value exceed a certain range in pernicious gas value or shaft bottom air in air, then by controller to air-supply
Equipment carries out starting or stoping operation, so as to according to the actual conditions in well carry out air-supply or it is out-of-blast.The utility model can
It to effectively reduce the security risk of underground work, can also be widely used, be worth in ultra-deep manually digging hole operation
It promotes.
It these are only the preferred embodiment of the utility model, but protection scope of the utility model is not limited thereto, appoints
What those familiar with the art within the technical scope disclosed by the utility model, the variation that can readily occur in or replaces
It changes, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with claim
Subject to the protection domain defined.
Place is not described in detail for the utility model, is the known technology of those skilled in the art of the present technique.
Claims (8)
1. a kind of artificial digging pile underground automatic air, characterized in that it include blowing device (1), fixing bracket (2),
Air supply duct (4), gas detecting instrument (5) and controller (7)；The blowing device (1) and fixing bracket (2) are respectively fixed on
On ground；The air supply duct (4) is fixed on the top of fixing bracket (2), the air outlet phase of the upper end and blowing device (1)
Even, bottom end is placed in the position close to shaft bottom；The gas detecting instrument (5) is fixed at the side of air supply duct (4) bottom end；
The blowing device (1) and gas detecting instrument (5) respectively access the controller (7) by circuit.
2. a kind of artificial digging pile underground automatic air according to claim 1, characterized in that the air supply duct
(4) steel wire (6) is fixedly installed at bottom end pipeline opening.
3. a kind of artificial digging pile underground automatic air according to claim 1 or 2, characterized in that the fixation
The top of holder (2) is buckle-type.
4. a kind of artificial digging pile underground automatic air according to claim 1 or 2, characterized in that the air-supply
Pipeline (4) is formed by several fastener for connection, and the end being connected per adjacent two steel pipes is respectively set as screw thread shape simultaneously
It is fixedly connected by compatible sleeve (3).
5. a kind of artificial digging pile underground automatic air according to claim 3, characterized in that the air supply duct
(4) it is formed by several fastener for connection, the end being connected per adjacent two steel pipes is respectively set as screw thread shape and passes through
Compatible sleeve (3) is fixedly connected.
6. a kind of artificial digging pile underground automatic air according to claim 1, characterized in that the blowing device
(1) it is air blower or compressor.
7. a kind of artificial digging pile underground automatic air according to claim 1 or 6, characterized in that the air-supply
It is additionally provided with frequency converter between equipment (1) and controller (7).
8. a kind of artificial digging pile underground automatic air according to claim 1 or 6, characterized in that the control
Device (7) is PLC or central control computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820308611.6U CN208073534U (en) | 2018-03-06 | 2018-03-06 | A kind of artificial digging pile underground automatic air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820308611.6U CN208073534U (en) | 2018-03-06 | 2018-03-06 | A kind of artificial digging pile underground automatic air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208073534U true CN208073534U (en) | 2018-11-09 |
Family
ID=64039692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820308611.6U Active CN208073534U (en) | 2018-03-06 | 2018-03-06 | A kind of artificial digging pile underground automatic air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208073534U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056386A (en) * | 2019-03-29 | 2019-07-26 | 重庆大学 | A kind of automatic air for artificial digging pile well |
-
2018
- 2018-03-06 CN CN201820308611.6U patent/CN208073534U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056386A (en) * | 2019-03-29 | 2019-07-26 | 重庆大学 | A kind of automatic air for artificial digging pile well |
| CN110056386B (en) * | 2019-03-29 | 2021-03-12 | 重庆大学 | Automatic air supply device for manual hole digging pile well |
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