CN208330449U - A kind of gas phase pressure break equipment only flies device - Google Patents
A kind of gas phase pressure break equipment only flies device Download PDFInfo
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- CN208330449U CN208330449U CN201820488842.XU CN201820488842U CN208330449U CN 208330449 U CN208330449 U CN 208330449U CN 201820488842 U CN201820488842 U CN 201820488842U CN 208330449 U CN208330449 U CN 208330449U
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- steel pipe
- pressure break
- gas phase
- drilling machine
- phase pressure
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Abstract
The utility model discloses a kind of gas phase pressure break equipment only to fly device, comprising: gas phase pressure break push rod, sleeve, the first steel pipe for being installed in barrel forward end, the second steel pipe being fixedly connected with sleeve rear end, the drilling machine clamp holder being located on drilling machine, the sleeper being located in drilling machine clamp holder；First steel pipe is the hollow seamless steel pipe of front opening, interior spring is equipped in the first steel pipe, and the fixing end of interior spring is fixedly connected with the bottom of the first steel pipe, and the free end of interior spring with gas phase pressure break bar for contacting；The free end of second steel pipe passes through drilling machine clamp holder for contacting with sleeper, outer spring and movable chuck is also successively arranged with outside the second steel pipe, and movable chuck is between the outer spring and drilling machine clamp holder.The utility model has the advantages of simple and reasonable, buffering, damping, reduces the probability that pressure break equipment is sprayed out of drilling, improves the service life of equipment, can efficiently reduce equipment and spray phenomenon out of drilling, realize the safety work of gas phase pressure break.
Description
Technical field
The utility model belongs to technical field of coal mine, is related to a kind of control of coalmine gas equipment, more particularly to a kind of gas
Phase pressure break equipment only flies device.
Background technique
Gas phase pressure break gas control technology is an innovative technology for solving current coal mine gas drainage hardly possible, can be effective
Accident, application with higher and promotional value caused by Yin Wasi are reduced, but when underground construction operation, due to pressure in drilling
It is excessive, it is possible to pressure break equipment occur and spray phenomenon out of drilling.
Common drilling machine withstands gas phase pressure break high-voltage tube only to fly at present, but there are the unlocked good, brills of drilling machine hydraulic prop
Machine top partially, situations such as hole packer sealing of hole is ineffective and hole packer pressure release is too fast, be likely to occur gas phase pressure break pipe and fly out brill
The accident in hole cannot play the effect for mentioning gas drainage efficiency.
Summary of the invention
In order to solve the problems in the existing technology, the utility model discloses a kind of gas phase pressure break equipment only to fly dress
It sets, there is the advantages of simple and reasonable, buffering, damping, reduce the probability that pressure break equipment is sprayed out of drilling, improve device
The service life of material can efficiently reduce equipment and spray phenomenon out of drilling, realize the safety work of gas phase pressure break.
The technical solution of the utility model is achieved in that
A kind of gas phase pressure break equipment only flies device, comprising: gas phase pressure break push rod, sleeve, be installed in barrel forward end first
Steel pipe, the second steel pipe being fixedly connected with sleeve rear end, the drilling machine clamp holder being arranged on drilling machine and setting are clamped in drilling machine
Sleeper in device；First steel pipe is the hollow seamless steel pipe of front opening, and interior spring is equipped in first steel pipe, and
The fixing end of the interior spring is fixedly connected with the bottom of first steel pipe, and the free end of the interior spring is used for and the gas phase pressure
Split bar contact；The free end of second steel pipe passes through drilling machine clamp holder for contacting with sleeper, outside second steel pipe also
It is successively arranged with outer spring and movable chuck, and the movable chuck is between the outer spring and drilling machine clamp holder.
The internal diameter of first steel pipe is greater than the outer diameter of the gas phase pressure break bar as a preferred implementation manner,.
The outer diameter of the movable chuck is less than the outer diameter of the drilling machine clamp holder as a preferred implementation manner, described
The outer diameter of movable chuck is greater than the internal diameter of the drilling machine clamp holder.
The outer diameter of the outer diameter of first steel pipe and second steel pipe is equal as a preferred implementation manner,.
Second steel pipe is solid seamless steel pipe as a preferred implementation manner,.
The working principle of the utility model is: when pressure break detonation moment and hole packer pressure leak process in, pressure break equipment by
Reaction force to outside hole, gas phase pressure break push rod squeeze interior spring, and the device stress is mobile to drilling machine direction, makes the second steel pipe and pillow
Wood connection；Interior spring after deformation accumulation of energy, pushes the first steel pipe and sleeve mobile to drilling machine direction, movable chuck top in a certain range
Firmly drilling machine clamp holder, outer spring stress and deformation accumulation of energy, stress balance after detonation or pressure release, so that the utility model plays energy-storage buffering
Only winged effect.
The utility model has the following beneficial effects:
(1) the advantages of the utility model has simple and reasonable, buffering, damping, reduces pressure break equipment out of drilling
The probability of ejection improves the service life of equipment；
(2) generation for reducing accident, improves the promotional value of gas phase fracturing technique.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model embodiment.
In figure: 1, gas phase pressure break push rod；2, the first steel pipe；3, sleeve；4, the second steel pipe；5, drilling machine clamp holder；6, sleeper；
7, drilling machine；21, interior spring；41, outer spring；42, movable chuck.
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 creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment
Gas phase pressure break equipment as shown in Figure 1 only flies device, comprising: gas phase pressure break push rod 1, is installed in sleeve 3 at sleeve 3
First steel pipe 2 of front end, the second steel pipe 4 being fixedly connected with 3 rear end of sleeve, the drilling machine clamp holder 5 being arranged on drilling machine 7, with
And the sleeper 6 in drilling machine clamp holder 5 is set, the outer diameter of the outer diameter of first steel pipe 2 and second steel pipe 4 is equal；Institute
The hollow seamless steel pipe that the first steel pipe 2 is front opening is stated, it is 300mm's that drift is equipped in first steel pipe 2
Interior spring 21, and the fixing end of the interior spring 21 is fixedly connected with the bottom of first steel pipe 2, the free end of the interior spring 21 is used
It is contacted in the gas phase pressure break bar 1, the internal diameter of first steel pipe 2 is greater than the outer diameter of the gas phase pressure break bar 1；Described second
Steel pipe 4 is solid seamless steel pipe, and the free end of second steel pipe 4 passes through drilling machine clamp holder 5 for contacting with sleeper 6, in institute
It states and is also successively arranged with the outer spring 41 that drift is 300mm and the movable chuck 42 with a thickness of 100mm outside the second steel pipe 4, and
The movable chuck 42 is between the outer spring 41 and drilling machine clamp holder 5, and the outer diameter of the movable chuck 42 is less than described
The outer diameter of drilling machine clamp holder 5, the outer diameter of the movable chuck 42 are greater than the internal diameter of the drilling machine clamp holder 5.
In pressure break detonates moment and hole packer pressure leak process, pressure break equipment is by the reaction force to outside hole, gas phase pressure
It splits push rod 1 and squeezes interior spring 21, the device stress is mobile to drilling machine direction, connect the second steel pipe 4 with sleeper 6；Interior spring 21 is one
Determine in range after deformation accumulation of energy, push the first steel pipe 2 and sleeve 3 mobile to drilling machine direction, movable chuck 42 withstands drilling machine clamping
Device 5, outer 41 stress and deformation accumulation of energy of spring, stress balance after detonation or pressure release.
Wherein, the maximum compression shape of interior spring 21 and outer spring 41 becomes 200mm, and after stress balance, adjustable gas phase pressure break is pushed away
Bar 1 is F to the power of the device1, interior spring 21,41 elastic force of outer spring are respectively F2、F3, then the impact force that drilling machine is subject to is F4=F1-
F2-F3。
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. a kind of gas phase pressure break equipment only flies device, characterized by comprising: gas phase pressure break push rod, sleeve, before being installed in sleeve
First steel pipe at end, the second steel pipe being fixedly connected with sleeve rear end, the drilling machine clamp holder being arranged on drilling machine and setting exist
Sleeper in drilling machine clamp holder；First steel pipe is the hollow seamless steel pipe of front opening, is added in first steel pipe
Have interior spring, and the fixing end of the interior spring is fixedly connected with the bottom of first steel pipe, the free end of the interior spring be used for
The gas phase pressure break bar contact；The free end of second steel pipe passes through drilling machine clamp holder for contacting with sleeper, described the
Also successively be arranged with outer spring and movable chuck outside two steel pipes, and the movable chuck be located at the outer spring and drilling machine clamp holder it
Between.
2. gas phase pressure break equipment as described in claim 1 only flies device, it is characterised in that: the internal diameter of first steel pipe is greater than institute
State the outer diameter of gas phase pressure break bar.
3. gas phase pressure break equipment as described in claim 1 only flies device, it is characterised in that: the outer diameter of the movable chuck is less than institute
The outer diameter of drilling machine clamp holder is stated, the outer diameter of the movable chuck is greater than the internal diameter of the drilling machine clamp holder.
4. gas phase pressure break equipment as described in claim 1 only flies device, it is characterised in that: the outer diameter of first steel pipe and described
The outer diameter of second steel pipe is equal.
5. gas phase pressure break equipment as described in claim 1 only flies device, it is characterised in that: second steel pipe is solid seamless steel
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820488842.XU CN208330449U (en) | 2018-04-09 | 2018-04-09 | A kind of gas phase pressure break equipment only flies device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820488842.XU CN208330449U (en) | 2018-04-09 | 2018-04-09 | A kind of gas phase pressure break equipment only flies device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208330449U true CN208330449U (en) | 2019-01-04 |
Family
ID=64780688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820488842.XU Active CN208330449U (en) | 2018-04-09 | 2018-04-09 | A kind of gas phase pressure break equipment only flies device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208330449U (en) |
-
2018
- 2018-04-09 CN CN201820488842.XU patent/CN208330449U/en active Active
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