CN109577913A - A kind of monoblock type top drive cock - Google Patents
A kind of monoblock type top drive cock Download PDFInfo
- Publication number
- CN109577913A CN109577913A CN201811647482.4A CN201811647482A CN109577913A CN 109577913 A CN109577913 A CN 109577913A CN 201811647482 A CN201811647482 A CN 201811647482A CN 109577913 A CN109577913 A CN 109577913A
- Authority
- CN
- China
- Prior art keywords
- ontology
- cock
- monoblock type
- interior
- ring
- 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.)
- Pending
Links
- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 241000973497 Siphonognathus argyrophanes Species 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Preventing Unauthorised Actuation Of Valves (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention discloses a kind of monoblock type tops to drive cock, including ontology (1), and ontology (1) is tubular structure, and ontology (1) upper orifice and lower nozzle are respectively equipped with taper thread；The interior upper section of ontology (1) and lower section are equipped with ball valve assembly (2)；The ball valve assembly (2) of ontology (1) interior upper section is equipped with symmetrical two knob assemblies (3)；The ball valve assembly (2) of ontology (1) interior lower section is equipped with a knob assembly (3).Top of the invention drives cock and uses overall structure, and retains existing pushswitch and manual switch function, greatly reduces manufacturing cost.The screw connection structure in existing top drive cock is eliminated, the integral strength of product is substantially increased, improves the reliability and stability used.
Description
Technical field
The present invention relates to a kind of monoblock type tops to drive cock, belongs to drilling equipment technical field.
Background technique
At present petroleum, natural gas drilling operation in, be to prevent and preventing gas blowout accident that most effective tool occurs
Plug valve.Plug valve is divided into kelly cock and plug valve is driven on top according to the difference of tipping position.
It is longer that plug valve length is driven on existing top, and the screw thread in cock is also easy to appear slide fastener risk, causes dangerous
Factor, cost of manufacture are also higher.
Summary of the invention
The object of the present invention is to provide a kind of monoblock type tops to drive cock, pushes up the volume for driving cock to reduce, reduces manufacture
Cost improves top and drives cock intensity, use reliability and stability is improved, thus overcome the deficiencies in the prior art.
To achieve the above object, the present invention adopts the following technical scheme:
Cock, including ontology are driven in a kind of monoblock type top of the invention, and ontology is tubular structure, ontology upper orifice and lower nozzle difference
Equipped with taper thread；Upper section and lower section are equipped with ball valve assembly in ontology；The ball valve assembly of upper section is equipped with symmetrical two in ontology
Knob assembly；The ball valve assembly of lower section is equipped with a knob assembly in ontology.
Aforementioned monoblock type top is driven in cock, and the ball valve assembly includes core, and core is equipped with centre bore；Centre bore one end
Spherical convex surface and the spherical concave surface of interior ball seat be slidably connected, the spherical concave surface of the spherical convex surface of the centre bore other end and outer ball seat
It is slidably connected.
Aforementioned monoblock type top is driven in cock, and the spherical convex surface of the centre bore one or both sides of the core is equipped with plane, is put down
Face is equipped with rectangular recess, and rectangular recess is connect with knob assembly.
Aforementioned monoblock type top is driven in cock, and the interior ball seat periphery is equipped with annular boss, annular boss and body contacts
End face be equipped with one group of waveform spring.
Aforementioned monoblock type top is driven in cock, and the outer ball seat periphery is equipped with annular boss, and the inner face of annular boss is set
There is interior spelling ring, the outer end face of annular boss is equipped with outer spelling ring, is equipped with support sleeve in outer spelling ring；Support sleeve is solid through snap ring and outer spelling ring
Fixed connection.
Aforementioned monoblock type top is driven in cock, and the knob assembly includes operation key and key set；Operation key is level-one step circles
Column, key set are located at the small cylindrical surface of operation key；The big cylindrical end face of operation key is equipped with square key, the square on square key and core
Connected in star is cooperatively connected；The small column end face of operation key is equipped with hexagonal hole.
Aforementioned monoblock type top is driven in cock, and the interior ball seat, outer ball seat, operation key and key set outer circle are equipped with seal groove,
Sealing ring is equipped in seal groove.
By adopting the above-described technical solution, compared with prior art, the present invention cock is driven using whole in top of the invention
Structure, and retain existing pushswitch and manual switch function, greatly reduce manufacturing cost；Present invention eliminates existing
There is top to drive the screw connection structure in cock, substantially increases the integral strength of product, improve the reliability and stabilization used
Property.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the axonometric drawing of Fig. 1；
Fig. 3 is the structural schematic diagram of ball valve assembly；
Fig. 4 is the structural schematic diagram of knob assembly.
In the figure, it is marked as 1-ontology, 2-ball valve assemblies, 3-knob assemblies, 4-cores, 5-centre bores, 6-interior balls
Seat, 7-outer ball seats, 8-planes, 9-rectangular recess, 10-knob assemblies, 11-annular boss, 12-waveform springs, 13-
Ring, 15-support sleeves, 16-snap rings, 17-operation keys, 18-key sets, 19-square keys, 20-six sides are spelled in interior spelling ring, 14-outside
Hole, 21-sealing rings.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.
Cock is driven on a kind of monoblock type top of the invention, and as shown in Figure 1, Figure 2 and Figure 3, including ontology 1, ontology 1 are tubulose knot
Structure, 1 upper orifice of ontology and lower nozzle are respectively equipped with taper thread；It is characterized by: to be equipped with ball valve total for upper section and lower section in ontology 1
At 2；The ball valve assembly 2 of upper section is equipped with symmetrical two knob assemblies 3 in ontology 1；The ball valve assembly 2 of lower section is equipped in ontology 1
One knob assembly 3.Ball valve assembly 2 includes core 4, and core 4 is equipped with centre bore 5；The spherical convex surface of 5 one end of centre bore with it is interior
The spherical concave surface of ball seat 6 is slidably connected, and the spherical convex surface of 5 other end of centre bore and the spherical concave surface of outer ball seat 7 are slidably connected.Ball
The spherical convex surface of 5 one or both sides of centre bore of core 4 is equipped with plane 8, and plane 8 is equipped with rectangular recess 9, rectangular recess 9 and rotation
Button assembly 10 connects.Interior 6 periphery of ball seat is equipped with annular boss 11, and the end face that annular boss 11 is contacted with ontology 1 is equipped with one group
Waveform spring 12.Outer 7 periphery of ball seat is equipped with annular boss 11, and the inner face of annular boss 11 is equipped with interior spelling ring 13, cyclic annular convex
The outer end face of platform 11 is equipped with outer spelling ring 14, is equipped with support sleeve 15 in outer spelling ring 14；Support sleeve 15 is solid through snap ring 16 and outer spelling ring 14
Fixed connection.
As shown in figure 4, knob assembly 10 includes operation key 17 and key set 18；Operation key 17 is level-one step circles column, key
Set 18 is located at the small cylindrical surface of operation key 17；The big cylindrical end face of operation key 17 is equipped with square key 19, in square key 19 and core 4
Rectangular recess 9 be cooperatively connected；The small column end face of operation key 17 is equipped with hexagonal hole 20.Interior ball seat 6, outer ball seat 7, operation key 17
18 outer circles are covered with key and are equipped with seal groove, are equipped with sealing ring 21 in seal groove.
Embodiment
The present apparatus is made of body body, ball valve assembly, knob assembly, and ball valve assembly by support sleeve, snap ring, interior spelling ring,
Interior ball seat, outer spelling ring, core, outer ball seat, waveform spring composition, wherein interior spelling ring and outer spelling ring are pieced together by two semicircular rings
Annulus, with convenient for assembly.Knob assembly is made of key set and operation key.Ontology is built-in, and there are two ball valve assembly and three knobs are total
At.
Working principle: use very simple of the invention drives lower part on top as long as connecing the invention device, wherein the tool
Two knobs on top connect and can be switched with the bar drive knob that surges with the bar that surges that top is driven, and one of lower part rotation
Button then can be when needed by manually carrying out manual switch operation.
Claims (7)
1. cock, including ontology (1) are driven in a kind of monoblock type top, it is characterised in that: ontology (1) is tubular structure, ontology (1) upper tube
Mouth and lower nozzle are respectively equipped with taper thread, and the interior upper section of ontology (1) and lower section are equipped with ball valve assembly (2)；Ontology (1) interior upper section
Ball valve assembly (2) is equipped with symmetrical two knob assemblies (3)；It is total that the ball valve assembly (2) of ontology (1) interior lower section is equipped with a knob
At (3).
2. cock is driven on monoblock type top according to claim 1, it is characterised in that: the ball valve assembly (2) includes core (4),
Core (4) is equipped with centre bore (5)；The spherical convex surface of centre bore (5) one end and the spherical concave surface of interior ball seat (6) are slidably connected,
The spherical convex surface of centre bore (5) other end and the spherical concave surface of outer ball seat (7) are slidably connected.
3. according to claim 2 monoblock type top drive cock, it is characterised in that: centre bore (5) side of the core (4) or
The spherical convex surface of two sides is equipped with plane (8), and plane (8) is equipped with rectangular recess (9), rectangular recess (9) and knob assembly (10)
Connection.
4. cock is driven on monoblock type top according to claim 3, it is characterised in that: interior ball seat (6) periphery is equipped with ring-type
Boss (11), the end face that annular boss (11) is contacted with ontology (1) are equipped with one group of waveform spring (12).
5. cock is driven on monoblock type top according to claim 2, it is characterised in that: outer ball seat (7) periphery is equipped with ring-type
Boss (11), the inner face of annular boss (11) are equipped with interior spelling ring (13), and the outer end face of annular boss (11) is equipped with outer spelling ring
(14), support sleeve (15) are equipped in outer spelling ring (14)；Support sleeve (15) is fixedly connected through snap ring (16) with outer spelling ring (14).
6. cock is driven on monoblock type top according to claim 3, it is characterised in that: the knob assembly (10) includes operation key
(17) and key set (18)；Operation key (17) is level-one step circles column, and key set (18) is located at the small cylindrical surface of operation key (17)；Behaviour
The big cylindrical end face for making key (17) is equipped with square key (19), and the rectangular recess (9) on square key (19) and core (4), which cooperates, to be connected
It connects；The small column end face of operation key (17) is equipped with hexagonal hole (20).
7. cock is driven on monoblock type top according to claim 6, it is characterised in that: the interior ball seat (6), outer ball seat (7), operation
Key (17) and key set (18) outer circle are equipped with seal groove, are equipped with sealing ring (21) in seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647482.4A CN109577913A (en) | 2018-12-29 | 2018-12-29 | A kind of monoblock type top drive cock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647482.4A CN109577913A (en) | 2018-12-29 | 2018-12-29 | A kind of monoblock type top drive cock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109577913A true CN109577913A (en) | 2019-04-05 |
Family
ID=65914980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811647482.4A Pending CN109577913A (en) | 2018-12-29 | 2018-12-29 | A kind of monoblock type top drive cock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109577913A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201420534Y (en) * | 2009-05-20 | 2010-03-10 | 黑龙江北方双佳钻采机具有限责任公司 | Kelly cock valve |
| CN103742105A (en) * | 2014-02-08 | 2014-04-23 | 东营市创元石油机械制造有限公司 | Multifunctional cock valve for petroleum drilling |
| CN204283278U (en) * | 2014-11-18 | 2015-04-22 | 中国石油天然气集团公司 | Special two core one symmetrical expression blowout prevention valves are driven on a kind of top |
| CN209398396U (en) * | 2018-12-29 | 2019-09-17 | 贵州高峰石油机械股份有限公司 | A kind of monoblock type top drive cock |
-
2018
- 2018-12-29 CN CN201811647482.4A patent/CN109577913A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201420534Y (en) * | 2009-05-20 | 2010-03-10 | 黑龙江北方双佳钻采机具有限责任公司 | Kelly cock valve |
| CN103742105A (en) * | 2014-02-08 | 2014-04-23 | 东营市创元石油机械制造有限公司 | Multifunctional cock valve for petroleum drilling |
| CN204283278U (en) * | 2014-11-18 | 2015-04-22 | 中国石油天然气集团公司 | Special two core one symmetrical expression blowout prevention valves are driven on a kind of top |
| CN209398396U (en) * | 2018-12-29 | 2019-09-17 | 贵州高峰石油机械股份有限公司 | A kind of monoblock type top drive cock |
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