CN204372298U - Plugging device - Google Patents
Plugging device Download PDFInfo
- Publication number
- CN204372298U CN204372298U CN201420870897.9U CN201420870897U CN204372298U CN 204372298 U CN204372298 U CN 204372298U CN 201420870897 U CN201420870897 U CN 201420870897U CN 204372298 U CN204372298 U CN 204372298U
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- CN
- China
- Prior art keywords
- shutoff
- gas
- thimble
- plugging device
- inlet hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of plugging device, comprise frame set and float-valve plug, the lower end of frame set is provided with inlet hole, the upper end of frame set is provided with air outlet hole, float-valve plug is arranged in frame set movably along the bearing of trend of frame set, plugging device also comprises: shutoff joint, and shutoff jiont treatment on air outlet hole, and shutoff joint is provided with portals along its axially extended gas inlet hole and gas; Shutoff thimble, one end of shutoff thimble is arranged between the gas inlet hole of shutoff joint and gas portals movably, and one end that the gas of the close shutoff joint of shutoff thimble portals is provided with shutoff seal ring; Wherein, when float-valve plug moves to the upper end of frame set, promoting shutoff thimble and move up, is portalled by shutoff seal ring shutoff gas in one end that the close gas of shutoff thimble is portalled.This plugging device structure is simple, and plugging effect is good, reliable, less labor intensity, serves protective action to chromatograph.
Description
Technical field
The utility model relates to coal seam, exploration of oil and gas field field, in particular to a kind of plugging device.
Background technique
In well logging gas survey process, gas is spun off from the mud of flowing by degasser, and by gas pipeline, by extraction pump, by the gas collected, the chromatograph be transported in logging equipment room carries out gas detect.
But, due in the process of degasser work, mud liquid level likely there will be abnormal situation of uprushing, when liquid level exceeds the liquid level that degasser normally works, just have mud and be drawn into sample gas pipeline, if taken measures not in time, mud will be drawn in the chromatograph of instrument shelter further, cause unnecessary trouble, even damage expensive instrument.
Model utility content
Main purpose of the present utility model is to provide a kind of plugging device, with solve in the prior art utilize chromatograph to carry out gas detect time mud may enter the even chromatographic problem of gas pipeline.
To achieve these goals, the utility model provides a kind of plugging device, comprise frame set and float-valve plug, the lower end of frame set is provided with inlet hole, the upper end of frame set is provided with air outlet hole, and float-valve plug is arranged in frame set movably along the bearing of trend of frame set, and plugging device also comprises: shutoff joint, shutoff jiont treatment on air outlet hole, and shutoff joint is provided with portals along its axially extended gas inlet hole and gas; Shutoff thimble, one end of shutoff thimble is arranged between the gas inlet hole of shutoff joint and gas portals movably, and one end that the gas of the close shutoff joint of shutoff thimble portals is provided with shutoff seal ring; Wherein, when float-valve plug moves to the upper end of frame set, promoting shutoff thimble and move up, is portalled by shutoff seal ring shutoff gas in one end that the close gas of shutoff thimble is portalled.
Further, the one end of the close gas inlet hole that gas portals is cone shape hole section, and one end that the close gas of shutoff thimble portals comprises the cone-shaped end matched with cone shape hole section.
Further, one end of portalling away from gas of the cone-shaped end of shutoff thimble is provided with defining flange, and shutoff seal ring is arranged on the side of the close cone-shaped end of defining flange.
Further, shutoff joint comprises assembly department and air input part, and assembly department is arranged in air outlet hole, and gas portals and is arranged in assembly department, and gas inlet hole is arranged in air input part.
Further, assembly department is tubulose, and plugging device also comprises plug, and plug is arranged in assembly department, and gas portals for the endoporus of plug.
Further, air input part is provided with mounting hole, shutoff thimble is located on mounting hole.
Further, gas inlet hole is multiple, and multiple gas inlet hole is arranged around mounting hole.
Further, frame set comprises body, upper cover and lower seal head, and upper cover lid is located at the upper end of body, and lower seal head lid is located at the lower end of body; Wherein, inlet hole is arranged in lower seal head, and air outlet hole is arranged in upper cover.
Further, lower seal head is provided with float-valve plug supporting base, and inlet hole is arranged in float-valve plug supporting base, and the sidewall of float-valve plug supporting base is provided with the gas communication hole being communicated with inlet hole and body.
Further, upper cover is provided with shutoff jiont treatment seat, air outlet hole is arranged in shutoff jiont treatment seat.
Further, upper cover and lower seal head are all set on body, and are provided with the first seal ring between the upper end of body and the diapire of upper cover, are provided with the second seal ring between the lower end of body and the diapire of lower seal head.
Further, inlet hole is provided with the first pipe joint, air outlet hole is provided with the second pipe joint.
Plugging device in the utility model comprises shutoff joint and shutoff thimble, and one end that the close gas of shutoff thimble portals is provided with shutoff seal ring, like this, enter after in frame set through inlet hole when mud enters, float-valve plug can be promoted move upward, and then float-valve plug promotion shutoff thimble is moved upward, until shutoff thimble is portalled by shutoff seal ring shutoff gas.
Plugging device structure in the utility model is simple; plugging effect is good, reliable; efficiently solve of the prior art when utilizing chromatograph to detect mud may enter the even chromatographic problem of gas pipeline, and then less labor intensity, protective action is served to chromatograph.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of plugging device of the present utility model; And
Fig. 2 shows the A portion enlarged view in Fig. 1.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, frame set; 11, inlet hole; 12, air outlet hole; 13, body; 14, upper cover; 15, lower seal head; 16, float-valve plug supporting base; 17, gas communication hole; 18, shutoff jiont treatment seat; 20, float-valve plug; 30, shutoff joint; 31, gas inlet hole; 32, gas portals; 33, assembly department; 34, air input part; 40, shutoff thimble; 41, defining flange; 50, shutoff seal ring; 60, plug; 71, the first seal ring; 72, the second seal ring; 81, the first pipe joint; 82, the second pipe joint.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
According to an aspect of the present utility model, provide a kind of plugging device, please refer to Fig. 1 and Fig. 2, this plugging device comprises frame set 10 and float-valve plug 20, the lower end of frame set 10 is provided with inlet hole 11, the upper end of frame set 10 is provided with air outlet hole 12, float-valve plug 20 is arranged in frame set 10 along the bearing of trend of frame set 10 movably, plugging device also comprises: shutoff joint 30, shutoff joint 30 is arranged on air outlet hole 12, and shutoff joint 30 is provided with portals 32 along its axially extended gas inlet hole 31 and gas; Shutoff thimble 40, one end of shutoff thimble 40 is arranged on the gas inlet hole 31 of shutoff joint 30 movably and gas portals between 32, and the gas of the close shutoff joint 30 of shutoff thimble 40 portal 32 one end shutoff seal ring 50 is installed; Wherein, when float-valve plug 20 moves to the upper end of frame set 10, promote shutoff thimble 40 and move up, make the close gas of shutoff thimble 40 portal 32 one end portal 32 by shutoff seal ring 50 shutoff gas.
Plugging device in the utility model comprises shutoff joint 30 and shutoff thimble 40, and the close gas of shutoff thimble 40 portal 32 one end shutoff seal ring 50 is installed, like this, enter after in frame set 10 through inlet hole 11 when mud enters, float-valve plug 20 can be promoted move upward, and then make float-valve plug 20 promote shutoff thimble 40 to move upward, until shutoff thimble 40 portals 32 by shutoff seal ring 50 shutoff gas.
Plugging device structure in the utility model is simple; plugging effect is good, reliable; efficiently solve of the prior art when utilizing chromatograph to detect mud may enter the even chromatographic problem of gas pipeline, and then decrease labor intensity, protective action served to chromatograph.
Preferably, gas portal 32 one end of close gas inlet hole 31 be cone shape hole section, the close gas of shutoff thimble 40 portal 32 one end comprise the cone-shaped end matched with cone shape hole section.
The application by arranging cone shape hole section and cone-shaped end, and makes both cooperatively interact, and can realize seal action more easily.
Preferably, the cone-shaped end of shutoff thimble 40 away from gas portal 32 one end be provided with defining flange 41, and shutoff seal ring 50 is arranged on the side of the close cone-shaped end of defining flange 41.
The application is by arranging defining flange 41, and what can realize shutoff thimble 40 more easily is spacing, prevents the motion amplitude of shutoff thimble 40 excessive.
Preferably, shutoff joint 30 comprises assembly department 33 and air input part 34, and assembly department 33 is arranged in air outlet hole 12, and gas portals and 32 is arranged in assembly department 33, and gas inlet hole 31 is arranged in air input part 34.
The application, by arranging assembly department 33 and air input part 34, can realize the installation of shutoff joint 30 more easily, and can realize more easily gas inlet hole 31 and gas portal 32 setting.
Preferably, assembly department 33 is tubulose, and plugging device also comprises plug 60, and plug 60 is arranged in assembly department 33, and gas portals 32 for the endoporus of plug 60.
Preferably, air input part 34 is provided with mounting hole, shutoff thimble 40 is located on mounting hole.The application, by arranging mounting hole, can realize the installation of shutoff thimble 40 more easily.Preferably, the diameter of defining flange 41 is greater than the diameter of mounting hole, and then can realize the spacing of shutoff thimble 40.
Preferably, gas inlet hole 31 is multiple, and multiple gas inlet hole 31 is arranged around mounting hole.Preferably, the axis of mounting hole and the dead in line of frame set 10.
Preferably, frame set 10 comprises body 13, upper cover 14 and lower seal head 15, and upper cover 14 lid is located at the upper end of body 13, and lower seal head 15 lid is located at the lower end of body 13; Wherein, inlet hole 11 is arranged in lower seal head 15, and air outlet hole 12 is arranged in upper cover 14.
Preferably, lower seal head 15 is provided with float-valve plug supporting base 16, and inlet hole 11 is arranged in float-valve plug supporting base 16, and the sidewall of float-valve plug supporting base 16 is provided with the gas communication hole 17 being communicated with inlet hole 11 and body 13.The application, by arranging float-valve plug supporting base 16, can realize the support to float-valve plug 20 more easily.
Preferably, upper cover 14 is provided with shutoff jiont treatment seat 18, air outlet hole 12 is arranged in shutoff jiont treatment seat 18.The application, by arranging shutoff jiont treatment seat 18, can realize the installation of shutoff joint 30 more easily.
Preferably, upper cover 14 and lower seal head 15 are all set on body 13, and are provided with the first seal ring 71 between the diapire of the upper end of body 13 and upper cover 14, are provided with the second seal ring 72 between the lower end of body 13 and the diapire of lower seal head 15.Like this, the sealing of whole frame set 10 can be realized more easily.Preferably, body 13 is provided with direction mark, installation direction or disassembly direction can be determined more easily.
Preferably, inlet hole 11 is provided with the first pipe joint 81, air outlet hole 12 is provided with the second pipe joint 82.Preferably, the first pipe joint 81 and the second pipe joint 82 are tubulose.In this application, by arrange the first pipe joint 81 and the second pipe joint 82 can more convenient, rapidly this plugging device is arranged in pipeline.
Preferably, float-valve plug 20 is hollow cylinder.According to actual conditions, also can float-valve plug 20 be arranged to solid; Now, can arrange in float-valve plug 20 and prolong its axially extended air outlet hole, also gas communication hole 17 can be set on the roof of float-valve plug supporting base 16.
In the prior art, intake interface and interface of giving vent to anger all adopt the nylon of hollow to make, and for the resilient tracheae of connecting band, upper and lower end socket all adopts rubber product, inner ball float adopts stainless steel floating ball, and the shutoff thimble in blocking device and shutoff joint all adopt metal contact of incline plane to seal.
After mud enters plugging device from suction port, plugging device inner float ball can rise along with liquid level, until withstand the thimble in blocking device, the metal inclined-plane of thimble upper end and the metal contact of incline plane of shutoff joint, stop liquid to be advanced further, play plugging action.
Owing to adopting metal covering contact to seal mud, poor effect, has not had hermetic effect.Experiment confirms, after reaching sealing state at every turn, still has partially liq to reveal, can be advanced further, and flows into gas pipeline even instrument shelter.In addition, air inlet and interface joint connection in site gas pipeline inconvenience of giving vent to anger.
First the application solves the problem of plugging device not shutoff, and experiment proves, the ductus arteriosus occluder effect in the application is fine, without any leakage; Secondly, suction port and the air outlet of this plugging device all adopt fast interface, and the connection of gas pipeline can fast insert-pull, improves the convenience of use; Again, the ball float of this plugging device adopts polypropylene material, is hollow-core construction, more easily carries out machining; 4th, the overall structure of the upper and lower end socket of plugging device is also improved to some extent, makes its more reasonable structure, more attractive in appearance.
As shown in Figure 1, in normal well logging gas survey process, mud plugging device is connected on and closes in sampling gas circuit, lower contact is passed through under the effect that the gas deviate from of degasser aspirates at extraction pump, enter in lucite tube, then flow through upper connection, enter in sampling gas circuit, now shutoff thimble is in lower position under gravity, and does not have seal action between shutoff joint.
When liquid level raises suddenly, when causing degasser operation irregularity, mud starts to enter in sampling gas circuit pipeline, this first to enter in mud plugging device, make ball float under the effect of buoyancy slowly on move, until top is to shutoff thimble, thimble is under the effect of ball float buoyancy and extraction pump suction, form axial seal by the O shape circle on it and shutoff joint, cut off gas channels, before avoiding mud further, be advanced into chromatographic apparatus.
In this application, upper cover and lower seal head are arranged on the two ends of cylinder respectively by screw thread, and are sealed by seal ring between cylinder, the upper end of upper cover is provided with rapid pipe joint, be used for connecting gas circuit pipeline, shutoff joint is installed in lower end, shutoff joint bottom side through hole and center hole communicate, shutoff thimble is provided with in lower central hole, shutoff thimble is provided with seal ring, during normal work, shutoff thimble is positioned at bottom, both sides through hole and upper portion central hole are in connected state, when shutoff thimble by ball float top to top time, the sealing surface of the seal ring on it and shutoff joint forms axial seal, the upper portion central hole of shutoff joint and bottom are disconnected, play the effect blocking mud and be advanced further.
The ball float of this mud plugging device adopts polypropylene material, and its density ratio water is little, adopts hollow-core construction, promotes buoyancy further.
Have certain gap between ball float and cylinder, gas can pass through, and ensures that it moves up and down in cylinder and is freely unlikely to again too to tilt.
Top and the upper side of lower contact are provided with vent, facilitate gas normally to flow through.The lower end of lower contact is provided with rapid pipe joint, facilitates tracheae fast insert-pull.
Distinguishingly, the external peripheral surface of upper cover and lower seal head is designed with straight burr, increases its skin friction constantly to turn on hand or to tighten.Reticulate pattern or other forms can certainly be designed to.
The cylinder of plugging device adopts transparent organic glass pipe, conveniently observes inner case.Cylinder is printed on direction.
The application, mainly for protecting structure design principle and the overall structure form thereof of this mud plugging device, mainly comprises following content:
(1) working principle of plugging device;
(2) critical component of shutoff, the design of shutoff joint and shutoff thimble and encapsulating method;
(3) setting of rapid pipe joint;
(4) design of ball float;
(5) design of upper and lower end socket.
Plugging device is when level change exception, stops mud to be drawn into a protective gear of chromatographic apparatus.Plugging device is serially connected in degasser sample gas and works off one's feeling vent one's spleen on pipeline; after mud is drawn into sample gas pipeline; can first enter in plugging device; inner ball float is floated; ball float withstands shutoff thimble when floating to upper end; compress by the O shape circle on shutoff thimble and shutoff joint sealing face and stop mud up further, play the effect of protection instrument.
In this application, the length of whole plugging device and diameter can have a lot of change; The material of ball float and shape also can change to some extent, the material that color density is less as adopted or hollow stainless steel floating ball etc.; The form of rapid pipe joint can have multiple.
Compared with prior art, what time following the advantage of the application exist:
(1) plugging effect is good, there will not be the situation still having mud to reveal when blocking;
(2) ball float processing is relatively easy, and simple machining can realize, and does not need mold to customize ball float;
(3) on-the-spot access is convenient, adopts rapid pipe joint, can be connected with gas pipeline fast and dismantle;
(4) cylinder there is direction, greatly reduce the on-the-spot situation causing losing plugging effect because oppositely installing and occur;
(5) overall small and exquisite, handsome in appearance.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (12)
1. a plugging device, comprise frame set (10) and float-valve plug (20), the lower end of described frame set (10) is provided with inlet hole (11), the upper end of described frame set (10) is provided with air outlet hole (12), described float-valve plug (20) is arranged in described frame set (10) along the bearing of trend of described frame set (10) movably, it is characterized in that, described plugging device also comprises:
Shutoff joint (30), shutoff joint (30) is arranged on described air outlet hole (12), and described shutoff joint (30) is provided with portals (32) along its axially extended gas inlet hole (31) and gas;
Shutoff thimble (40), one end of described shutoff thimble (40) is arranged on the described gas inlet hole (31) of described shutoff joint (30) movably and described gas portals between (32), and the described gas of the close described shutoff joint (30) of described shutoff thimble (40) portals, the one end of (32) is provided with shutoff seal ring (50);
Wherein, when described float-valve plug (20) moves to the upper end of described frame set (10), promote described shutoff thimble (40) to move up, make the portal one end of (32) of the close described gas of described shutoff thimble (40) portal (32) by gas described in the shutoff of described shutoff seal ring (50).
2. plugging device according to claim 1, it is characterized in that, the portal one end of close described gas inlet hole (31) of (32) of described gas is cone shape hole section, and the portal one end of (32) of the close described gas of described shutoff thimble (40) comprises the cone-shaped end matched with described cone shape hole section.
3. plugging device according to claim 2, it is characterized in that, the described cone-shaped end of described shutoff thimble (40) the portal one end of (32) of described gas is provided with defining flange (41), and described shutoff seal ring (50) is arranged on the side of the close described cone-shaped end of described defining flange (41).
4. plugging device according to claim 1, it is characterized in that, described shutoff joint (30) comprises assembly department (33) and air input part (34), described assembly department (33) is arranged in described air outlet hole (12), and described gas portals, (32) are arranged in described assembly department (33), and described gas inlet hole (31) is arranged in described air input part (34).
5. plugging device according to claim 4, it is characterized in that, described assembly department (33) is tubulose, described plugging device also comprises plug (60), described plug (60) is arranged in described assembly department (33), (32) endoporus for described plug (60) and described gas portals.
6. plugging device according to claim 4, is characterized in that, (34) are provided with mounting hole to described air input part, and described shutoff thimble (40) is located on described mounting hole.
7. plugging device according to claim 6, is characterized in that, described gas inlet hole (31) is for multiple, and described multiple gas inlet hole (31) is arranged around described mounting hole.
8. plugging device according to claim 1, it is characterized in that, described frame set (10) comprises body (13), upper cover (14) and lower seal head (15), described upper cover (14) lid is located at the upper end of described body (13), and described lower seal head (15) lid is located at the lower end of described body (13); Wherein, described inlet hole (11) is arranged in described lower seal head (15), and described air outlet hole (12) is arranged in described upper cover (14).
9. plugging device according to claim 8, it is characterized in that, described lower seal head (15) is provided with float-valve plug supporting base (16), and described inlet hole (11) is arranged in described float-valve plug supporting base (16), and the sidewall of described float-valve plug supporting base (16) is provided with the gas communication hole (17) being communicated with described inlet hole (11) and described body (13).
10. plugging device according to claim 8, it is characterized in that, described upper cover (14) is provided with shutoff jiont treatment seat (18), described air outlet hole (12) is arranged in described shutoff jiont treatment seat (18).
11. plugging devices according to claim 8, it is characterized in that, described upper cover (14) and described lower seal head (15) are all set on described body (13), and be provided with the first seal ring (71) between the diapire of the upper end of described body (13) and described upper cover (14), be provided with the second seal ring (72) between the lower end of described body (13) and the diapire of described lower seal head (15).
12. plugging devices according to claim 1, its feature is being, described inlet hole (11) is provided with the first pipe joint (81), described air outlet hole (12) is provided with the second pipe joint (82).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870897.9U CN204372298U (en) | 2014-12-31 | 2014-12-31 | Plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870897.9U CN204372298U (en) | 2014-12-31 | 2014-12-31 | Plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204372298U true CN204372298U (en) | 2015-06-03 |
Family
ID=53328520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420870897.9U Expired - Fee Related CN204372298U (en) | 2014-12-31 | 2014-12-31 | Plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204372298U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117379868A (en) * | 2023-12-12 | 2024-01-12 | 山西裕英永旭新材料有限责任公司 | Filter pressing tank |
-
2014
- 2014-12-31 CN CN201420870897.9U patent/CN204372298U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117379868A (en) * | 2023-12-12 | 2024-01-12 | 山西裕英永旭新材料有限责任公司 | Filter pressing tank |
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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: 20150603 Termination date: 20201231 |