CN205374433U - Developments drill chip analogue means - Google Patents
Developments drill chip analogue means Download PDFInfo
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- CN205374433U CN205374433U CN201620021657.0U CN201620021657U CN205374433U CN 205374433 U CN205374433 U CN 205374433U CN 201620021657 U CN201620021657 U CN 201620021657U CN 205374433 U CN205374433 U CN 205374433U
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- interface
- contactor
- drilling cuttings
- desorption
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Abstract
The utility model discloses a developments drill chip analogue means, magnetic stirrers's power input and electromagnetic adjustable speed motor are connected, and spiral mixing impeller is connected to magnetic stirrers's output, is provided with the end cover on the container mouth of contactor, is provided with interface no. 1, interface no. 2, interface no. 3 and interface no. 4 on the end cover of contactor, and wherein interface no. 1, interface no. 4 link to each other with the desorption experimental system, and interface no. 3 is connected with accurate pressure sensor and temperature sensor, and spiral mixing impeller passes stretch into in the contactor behind the interface on the end cover no. 2. The utility model discloses can perfect current methane desorption experimental system, can comparatively real realization the simulation of drill chip dynamic motion state during to the drive sampling, be convenient for to investigate the different rotation rates of drilling rod and to the influence of drill chip methane desorption law, compensate the not enough of methane desorption law research test. The utility model discloses a wire spiral heating and temperature control device is set up on the contactor, the influence of temperature to drill chip dynamic desorption characteristic can be probed.
Description
Technical field
This utility model belongs to coal mine gas diaster prevention and control field, especially relates to a kind of dynamic drilling cuttings analog being applied in drilling cuttings desorption of mash gas experimental system.
Background technology
The research of desorption of mash gas characteristic is by the important content of Gas Disaster study on prevention, relates to the mensuration of Desorption Index and the mensuration of gas bearing capacity.By carrying out desorption of mash gas characteristic research in particulate coal, grasp the desorption of mash gas rule under different condition, provide theoretical foundation for effectively carrying out Gas Disaster preventing and treating.
When laboratory launches containing gas drilling cuttings desorption experiment, desorption of mash gas rule is static state based on drilling cuttings, and apply it to coal mine gas content and directly measure, but, when coal mine gas content directly measures sampling, many to press air holes mouth to be sampled as master, in sampling process, ickings motion is with desorption of mash gas, so far occurring in that replaces dynamic drilling cuttings desorption properties not mate with static drilling cuttings desorption of mash gas characteristic, it is embodied in: when sampling, owing to the dual function of pressure wind and drilling rod makes drilling cuttings that violent turbulent motion to occur in the restricted clearance being made up of the wall of a borehole and drilling-rod external wall, the impact that its desorption of mash gas rule is necessarily moved；When measuring coal seam gas-bearing capacity, but according to obtain based on the static anti-gas loss amount pushed away in sampling process of drilling cuttings desorption of mash gas rule, be applied to the desorbing of dynamic drilling cuttings with static adsorption law, objectively there is relatively large deviation.
Therefore, on the method and system basis of existing research drilling cuttings desorption of mash gas rule, design a set of can comparatively real analog sample time ickings the device of kinestate, the desorption of mash gas rule of research trends drilling cuttings, improving gas bearing capacity measurement accuracy, the effectiveness to improving Gas Disaster preventing and treating seems particularly urgent.
Summary of the invention
The problem that this utility model cannot simulate dynamic drilling cuttings desorbing for existing desorption experiment system, a kind of dynamically drilling cuttings analog is provided, the kinestate of drilling cuttings during the sampling of aperture can be simulated comparatively truly, and then prepare for research trends drilling cuttings desorption of mash gas characteristic.
For achieving the above object, this utility model provides following technical scheme: a kind of dynamically drilling cuttings analog, it includes electromagnetic adjustable speed motor, magnetic stirring apparatus, propeller and contactor, it is characterized in that, the power intake of described magnetic stirring apparatus and described electromagnetic adjustable speed motor are attached, the outfan of described magnetic stirring apparatus connects described propeller, the vessel port of described contactor is provided with end cap, the end cap of described contactor is provided with interface one, interface two, interface three and interface four, wherein interface one, interface four is connected with desorption experiment system, interface three is connected with precision pressure sensor and temperature sensor, described propeller stretches in described contactor after the described interface two on described end cap.
Further, as preferably, described electromagnetic adjustable speed motor speed adjustable range is: 0-1250r/min, and when creeping into according to down-hole in experimentation, rod rotation speed regulates buncher rotating speed, to realize the simulation of drilling cuttings dynamic-form.
Further, as preferably, described propeller is double-spiral structure, and is sized to ensure that complete disturbance when meeting contactor built with 1/3rd drilling cuttings, makes drilling cuttings form spiral turbulence kinestate.
Further, as preferably, described contactor outer wall being provided with electric furnace heating wire heating and temperature control layer, its temperature-control range is 30 DEG C-100 DEG C, and accuracy of temperature control is ± 0.5 DEG C.
Further, as preferably, magnetic stirring apparatus adopts tapered thread to be connected with end cap.
Compared with prior art, the beneficial effects of the utility model are:
1. adopt this utility model can improve existing desorption of mash gas experimental system, the simulation of drilling cuttings dynamic motion state during to drive sampling can be realized comparatively really, it is easy to investigate the impact on drilling cuttings desorption of mash gas rule of the drilling rod different rotation rates, compensate for the deficiency of desorption of mash gas law study test.
2. contactor of the present utility model is provided with electric furnace heating wire heating and attemperating unit, it is possible to probe into the temperature impact on drilling cuttings dynamic desorption characteristic.
3. this utility model design science, use reliable, be easy to promote.
Accompanying drawing explanation
Fig. 1 is the dynamic drilling cuttings analog schematic diagram of this utility model；
Wherein, 1-interface one, 2-electromagnetic adjustable speed motor, 3-magnetic stirring apparatus, 4-interface three, 5-interface four, 6-end cap, 7-propeller, 8-ickings, 9-electric furnace heating wire heats and temperature control layer, 10-contactor.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
nullRefer to Fig. 1，This utility model provides a kind of technical scheme: a kind of dynamically drilling cuttings analog，It includes electromagnetic adjustable speed motor 2、Magnetic stirring apparatus 3、Propeller 7 and contactor 10，The power intake of described magnetic stirring apparatus 3 and described electromagnetic adjustable speed motor 2 are attached，The outfan of described magnetic stirring apparatus 3 connects described propeller 7，The vessel port of described contactor 10 is provided with end cap 6，The end cap 6 of described contactor 10 is provided with interface 1、Interface two、Interface 34 and interface 45，Wherein interface 1、Interface 45 is connected with desorption experiment system，Interface 34 is connected with precision pressure sensor and temperature sensor，So that monitoring contactor 10 intrinsic parameter change，Described propeller 7 stretches in described contactor 10 after the described interface two on described end cap 6.Wherein, magnetic stirring apparatus 3 adopts tapered thread to be connected with end cap 6, it is possible to meets pressure in contactor and seals intact when being 10MPa.
In the present embodiment, during for being capable of creeping into according to down-hole, rod rotation speed regulates the simulation to drilling cuttings forms of motion of the electromagnetic adjustable speed motor rotating speed, and the speed adjustable range of described electromagnetic adjustable speed motor 2 is: 0-1250r/min.
Described propeller 7 is double-spiral structure, and it is sized to ensure that complete disturbance when meeting contactor built with 1/3rd drilling cuttings 8, drilling cuttings 8 is made to form spiral turbulence kinestate, generally, being closely sized in propeller 7 size and sample jar.
Being provided with electric furnace heating wire heating and temperature control layer 9 on described contactor 10 outer wall, its temperature-control range is 30 DEG C-100 DEG C, and accuracy of temperature control is ± 0.5 DEG C.
This utility model can improve existing desorption of mash gas experimental system, the simulation of drilling cuttings dynamic motion state during to drive sampling can be realized comparatively really, it is easy to investigate the impact on drilling cuttings desorption of mash gas rule of the drilling rod different rotation rates, compensate for the deficiency of desorption of mash gas law study test.Contactor of the present utility model is provided with electric furnace heating wire heating and attemperating unit, it is possible to probe into the temperature impact on drilling cuttings dynamic desorption characteristic.This utility model design science, use reliable, be easy to promote.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, being appreciated that when without departing from principle of the present utility model and spirit and these embodiments can be carried out multiple change, amendment, replacement and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a dynamic drilling cuttings analog, it includes electromagnetic adjustable speed motor, magnetic stirring apparatus, propeller and contactor, it is characterized in that, the power intake of described magnetic stirring apparatus and described electromagnetic adjustable speed motor are attached, the outfan of described magnetic stirring apparatus connects described propeller, the vessel port of described contactor is provided with end cap, the end cap of described contactor is provided with interface one, interface two, interface three and interface four, wherein interface one, interface four is connected with desorption experiment system, interface three is connected with precision pressure sensor and temperature sensor, described propeller stretches in described contactor after the described interface two on described end cap.
2. the dynamic drilling cuttings analog of one according to claim 1, it is characterised in that: described electromagnetic adjustable speed motor speed adjustable range is: 0-1250r/min.
3. the dynamic drilling cuttings analog of one according to claim 1, it is characterized in that: described propeller is double-spiral structure, and be sized to ensure that complete disturbance when meeting contactor built with 1/3rd drilling cuttings, and drilling cuttings is made to form spiral turbulence kinestate.
4. a kind of dynamically drilling cuttings analog according to claim 1-3 any one, it is characterised in that: being provided with electric furnace heating wire heating and temperature control layer on described contactor outer wall, its temperature-control range is 30 DEG C-100 DEG C, and accuracy of temperature control is ± 0.5 DEG C.
5. a kind of dynamically drilling cuttings analog according to claim 1-3 any one, it is characterised in that: described magnetic stirring apparatus adopts tapered thread to be connected with described end cap..
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620021657.0U CN205374433U (en) | 2016-01-08 | 2016-01-08 | Developments drill chip analogue means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620021657.0U CN205374433U (en) | 2016-01-08 | 2016-01-08 | Developments drill chip analogue means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205374433U true CN205374433U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620021657.0U Expired - Fee Related CN205374433U (en) | 2016-01-08 | 2016-01-08 | Developments drill chip analogue means |
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| CN (1) | CN205374433U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106896034A (en) * | 2017-03-28 | 2017-06-27 | 安徽理工大学 | Coal sample reduction process gas loss is measured determines experimental system and method |
| CN111398130A (en) * | 2020-04-30 | 2020-07-10 | 太原理工大学 | Method for analyzing permeability of lump coal from multi-dimensional data source, measuring device and method |
| CN111521537A (en) * | 2020-04-30 | 2020-08-11 | 太原理工大学 | Multidimensional data measuring device for coal block drilling process |
-
2016
- 2016-01-08 CN CN201620021657.0U patent/CN205374433U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106896034A (en) * | 2017-03-28 | 2017-06-27 | 安徽理工大学 | Coal sample reduction process gas loss is measured determines experimental system and method |
| CN111398130A (en) * | 2020-04-30 | 2020-07-10 | 太原理工大学 | Method for analyzing permeability of lump coal from multi-dimensional data source, measuring device and method |
| CN111521537A (en) * | 2020-04-30 | 2020-08-11 | 太原理工大学 | Multidimensional data measuring device for coal block drilling process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20170108 |