CN208816073U - A kind of natural gas well christmas tree dispensing nozzle device - Google Patents
A kind of natural gas well christmas tree dispensing nozzle device Download PDFInfo
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- CN208816073U CN208816073U CN201821306496.5U CN201821306496U CN208816073U CN 208816073 U CN208816073 U CN 208816073U CN 201821306496 U CN201821306496 U CN 201821306496U CN 208816073 U CN208816073 U CN 208816073U
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- switching cylinder
- top cover
- christmas tree
- cylinder
- screw thread
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Abstract
The utility model discloses a kind of natural gas well christmas tree dispensing nozzle devices, belong to Gas Exploitation And Transmission equipment technical field, including switching cylinder and top cover;The switching cylinder be in the stylostome that leads to, switching cylinder one end is mounted on christmas tree dispensing nozzle for being spirally connected, and the other end is connected through a screw thread for installing the top cover between top cover and switching cylinder and between switching cylinder and christmas tree dispensing nozzle;Anti-skid structure is provided on the outside of the top cover, the mounting hole for installing pressure gauge or safety valve is provided among top cover, and the hollow portion of mounting hole and switching cylinder penetrates through, provide it is a kind of avoid lid and christmas tree ontology be directly connected to, can quickly open and close, replacement convenient for safeguarding and safer dispensing nozzle device.
Description
Technical field
The utility model belongs to Gas Exploitation And Transmission equipment technical field, and in particular to a kind of natural gas well christmas tree dispensing cylinder
Mouth device.
Background technique
Christmas tree belongs to one kind of petroleum-gas fiedl wellhead assembly, is that flowing well and machine-pumped oil well etc. are (gas) and complete for exploiting oil
The wellhead assembly that test oil gas is carried out after well, is the capital equipment of control and adjusting production of hydrocarbons at the top of oil/gas well, and composition is general
Including tube head, dispensing cylinder, preventer group etc., effect is control air-liquid Fluid pressure and direction and to extraction gas dosing
Deng, it can be used for hanging oil pipe and tool of going into the well, the weight of whole tubing strings in support well, the annular sky between sealing oil pipe, casing
Between;Control and the production for adjusting oil well;Guarantee every Downhole Construction, convenient for the measures such as kill-job operation, rountrip construction
With carry out the daily production management such as survey pressure, wax removal;And admission oil pressure, casing pressure data.Such as in the prior art, Publication No.
CN206035443U, time of disclosure are on March 22nd, 2017, and the Chinese utility model of entitled " a kind of gas wellhead equipment " is special
Sharp document discloses a kind of gas recovery facility, big by four more particularly to a kind of gas wellhead equipment, including big four and small four-way
Logical top is connect by upper flange and two manual flat valves with small four-way bottom end, and big four two sides are connected separately with manual platform
Valve, small four-way two sides pass through a manual flat valve respectively and connect with manual throttle valve, flat manually by one at the top of small four-way
Plate valve is connect with shut-off valve, the manual flat valve between big four and small four-way it is lateral on be connected with a pressure reducing valve.
And it is generally provided with dispensing cylinder and pressure-detecting device on the top of wellhead assembly, and in the prior art, dispensing
Cylinder top is typically all directly to be closed with lid, passes through the directly opening and closing such as Wrench, long-term use meeting when dispensing
Very big loss is directly contributed to wellhead assembly, such as Publication No. CN201106412Y, the time of disclosure is on August 27th, 2008,
The Chinese utility model patent document of entitled " casing head of well head " discloses a kind of casing head of well head, including casing, connection
Hanging pup joint between the flange of the bottom flange and bottom flange upper end of device and casing connection, bottom flange and flange, feature exist
It is spiral shell between: casing and connector, bottom flange, flange, hanging pup joint and between hanging pup joint and bottom flange, flange
Line connection.Connector by welding or is threadedly coupled with casing.Connector with plug or can match table bushing for flat oily formula pipe box cupling.
Bottom flange is internally provided with the inclined-plane less than right angle, and steel ring is located in the steel ring slot of flange incline apex.The utility model suspension
Each layer casing wt in addition to set closes except surface, and can match with entire wellhead for drilling pressure and casing and blowout prevention
Device, gas wellhead equipment important device interconnected, and the pressure being gathered between two layers of casing string can be discharged, outlet is provided
And carry out the special operation of drilling process aspect.But the casing head in this technical solution is exactly direct closing wellhead assembly top
Portion offers medicine mouth, use it is very inconvenient, and can only to wellhead assembly integral replacing after being lost, cost is very high.
Summary of the invention
The purpose of this utility model is to provide one kind, and lid to be avoided to be directly connected to, can quickly open with christmas tree ontology
Closing, replacement convenient for safeguarding and safer dispensing nozzle device.
The purpose of this utility model is achieved through the following technical solutions:
A kind of natural gas well christmas tree dispensing nozzle device, it is characterised in that: including switching cylinder and top cover;The switching
Cylinder be in the stylostome that leads to, switching cylinder one end is mounted on christmas tree dispensing nozzle for being spirally connected, and the other end is described for installing
Top cover is connected through a screw thread between top cover and switching cylinder and between switching cylinder and christmas tree dispensing nozzle;The top
It is provided with anti-skid structure on the outside of end cap, the mounting hole for installing pressure gauge or safety valve, and mounting hole are provided on top cover
It is penetrated through with the hollow portion of switching cylinder.
The switching cylinder is used to install at the top of one end of the top cover and is additionally provided with a circle sealing ring.
Screw thread is provided on the lateral wall of the switching cylinder upper and lower ends, and switching cylinder is for being mounted on christmas tree dispensing
Its screw thread of one end on nozzle is directly opened on the outside of switching cylinder cylinder, switching cylinder be used for install the top cover one end its
Screw thread is that protrusion is set to switching cylinder cylinder lateral wall.
The top cover is bowl-shape lid, and corresponding switching cylinder is provided on inner sidewall for installing the interior of top cover one end
Screw thread, the lateral wall of top cover are provided with the groove for meeting finger shape, and vertical striped is provided on the lateral wall of top cover
Constitute the anti-skid structure.
Screw thread is provided on the inner sidewall of the switching cylinder upper and lower ends, and switching cylinder is for being mounted on christmas tree dispensing
Its screw thread of one end on nozzle is directly opened in switching cylinder cylinder madial wall, and switching cylinder is for installing the one of the top cover
Holding its screw thread is that protrusion is set to switching cylinder cylinder madial wall.
The top cover be include the ladder mesa structure of bottom stage and boss, and boss diameter is less than bottom stage diameter, boss
Diameter adapt to switching cylinder in lead to portion bore, when the top cover is mounted in switching cylinder its boss insertion switching cylinder in lead to
Portion, and outside the boss is provided with corresponding switching cylinder for installing the screw thread of top cover one end.
The technical program has the beneficial effect that:
This christmas tree dispensing nozzle device, purely needs to be opened with Wrench instead of christmas tree mouth in the prior art
The capping for opening closing, provides the combined type scheme of a kind of switching cylinder and top cover, and switching cylinder is used to be used as top cover and christmas tree
Middleware between dispensing cylinder, switching cylinder are mounted on christmas tree dispensing cylinder, and the installation relation between them is relatively stable, will not
Frequently dismounting thus remains the direct consume reduced to christmas tree dispensing cylinder, and switching cylinder can also be played as middleware
Being adapted to the function of switching, that is, different switching cylinders can be selected by coping with different sizes, shape, the christmas tree of direction and top cover,
Fitting percentage is improved, and the top cover that can often dismount directly is threadably mounted at switching cylinder top, so that the consume hair frequently dismounted
Life is provided with anti-skid structure on the outside of top cover in switching cylinder rather than on christmas tree ontology, can be set to be easy to use
Closeness is lower but is threadedly engaged the more obvious Design of Screw Thread in face, realizes the opening and closing that can be manually rotated, tight in order to install
Gu and air-tightness is more preferable, the screw thread that switching cylinder accesses christmas tree dispensing nozzle can more closely, Wrench etc. when installation
Switching cylinder is firmly installed in christmas tree dispensing nozzle by auxiliary tool;It is provided on top cover for installing pressure gauge or safety
The mounting hole of valve, pressure gauge or safety valve can be mounted on christmas tree by top cover and realize detection and voltage stabilizing function.
Sealing ring is set between switching cylinder and the contact surface of top cover and further ensures device as christmas tree dispensing cylinder
Mouth is used for closed device air-tightness;Switching cylinder is made using the internal screw thread that external screw thread corresponds to top cover and christmas tree dispensing nozzle
Design size is smaller, and manufacturing process is simple;Switching cylinder using internal screw thread correspond to top cover and christmas tree dispensing nozzle outside
Screw thread can be then easily installed, and when installing convenient in switching cylinder relay without injuring christmas tree;Palm of the hand anti-skid chequer it is recessed
Slot is convenient for use that is manually opened and closing.
Detailed description of the invention
The utility model aforementioned and being detailed description below becomes more apparent upon when reading in conjunction with the following drawings, in attached drawing:
Fig. 1 is a kind of schematic cross-sectional view of preferred embodiment of the utility model;
In figure:
1, switching cylinder;2, top cover;3, sealing ring;4, mounting hole.
Specific embodiment
It is further illustrated below by several specific embodiments and realizes the utility model aim technical solution, needed
Bright, the technical solution of the requires of the utility model protection includes but is not limited to following embodiment.
Embodiment 1
As a kind of most basic embodiment of the utility model, such as Fig. 1, disclosed natural gas well christmas tree dispensing nozzle
Device, including switching cylinder 1 and top cover 2;The switching cylinder 1 be in the stylostome that leads to, 1 one end of switching cylinder is mounted on for being spirally connected
Christmas tree is offerd medicine on nozzle, the other end for installing the top cover 2, between top cover 2 and switching cylinder 1 and switching cylinder 1 with
It is connected through a screw thread between christmas tree dispensing nozzle;It is provided with anti-skid structure on the outside of the top cover 2, is arranged on top cover 2
There is the mounting hole 4 for installing pressure gauge or safety valve, and the hollow portion of mounting hole 4 and switching cylinder 1 penetrates through.
This christmas tree dispensing nozzle device, purely needs to be opened with Wrench instead of christmas tree mouth in the prior art
The capping for opening closing, provides the combined type scheme of a kind of switching cylinder 1 and top cover 2, and switching cylinder 1 is used for as top cover 2 and adopts
Middleware between gas tree dispensing cylinder, switching cylinder 1 are mounted on christmas tree dispensing cylinder, and the installation relation between them is relatively steady
It is fixed, it will not frequently dismount, thus remain the direct consume reduced to christmas tree dispensing cylinder, and switching cylinder 1 is used as middleware
The function of adaptation switching can also be played, that is, difference can be selected by coping with different sizes, shape, the christmas tree of direction and top cover 2
Switching cylinder 1, improve fitting percentage, and the top cover 2 that can often dismount directly is threadably mounted at 1 top of switching cylinder, so that frequently
The consume of dismounting occurs in switching cylinder 1 rather than on christmas tree ontology, and is provided with anti-skid structure on the outside of top cover 2, to make
It is lower but be threadedly engaged the more obvious Design of Screw Thread in face with closeness conveniently can be set, realize the unlatching that can be manually rotated and pass
It closes, in order to install fastening and air-tightness is more preferable, the screw thread that switching cylinder 1 accesses christmas tree dispensing nozzle can be installed more closely
When the auxiliary tools such as Wrench switching cylinder 1 is firmly installed in christmas tree dispensing nozzle;It is provided with and is used on top cover 2
Realization inspection on christmas tree can be mounted on by top cover 2 by installing the mounting hole 4 of pressure gauge or safety valve, pressure gauge or safety valve
Survey and voltage stabilizing function.
Embodiment 2
As a kind of preferred embodiment of the utility model, such as Fig. 1, disclosed natural gas well christmas tree dispensing nozzle dress
It sets, including switching cylinder 1 and top cover 2;The switching cylinder 1 be in the stylostome that leads to, 1 one end of switching cylinder is adopted for being spirally connected to be mounted on
Gas tree is offerd medicine on nozzle, the other end for installing the top cover 2, between top cover 2 and switching cylinder 1 and switching cylinder 1 with adopt
It is connected through a screw thread between gas tree dispensing nozzle;It is provided with anti-skid structure on the outside of the top cover 2, is provided on top cover 2
For installing the mounting hole 4 of pressure gauge or safety valve, and the hollow portion of mounting hole 4 and switching cylinder 1 penetrates through.The switching cylinder 1 is used
A circle sealing ring 3 is additionally provided at the top of the one end for installing the top cover 2.On the lateral wall of 1 upper and lower ends of switching cylinder
It is provided with screw thread, and its screw thread of one end that switching cylinder 1 is used to be mounted on christmas tree dispensing nozzle is directly to be opened in switching cylinder 1
On the outside of cylinder, switching cylinder 1 is that protrusion is set on the outside of 1 cylinder of switching cylinder for installing its screw thread of one end of the top cover 2
Wall.The top cover 2 is bowl-shape lid, and corresponding switching cylinder 1 is provided on inner sidewall for installing the interior of 2 one end of top cover
Screw thread, the lateral wall of top cover 2 is provided with the groove for meeting finger shape, and vertical item is provided on the lateral wall of top cover 2
Line constitutes the anti-skid structure.
This christmas tree dispensing nozzle device, purely needs to be opened with Wrench instead of christmas tree mouth in the prior art
The capping for opening closing, provides the combined type scheme of a kind of switching cylinder 1 and top cover 2, and switching cylinder 1 is used for as top cover 2 and adopts
Middleware between gas tree dispensing cylinder, switching cylinder 1 are mounted on christmas tree dispensing cylinder, and the installation relation between them is relatively steady
It is fixed, it will not frequently dismount, thus remain the direct consume reduced to christmas tree dispensing cylinder, and switching cylinder 1 is used as middleware
The function of adaptation switching can also be played, that is, difference can be selected by coping with different sizes, shape, the christmas tree of direction and top cover 2
Switching cylinder 1, improve fitting percentage, and the top cover 2 that can often dismount directly is threadably mounted at 1 top of switching cylinder, so that frequently
The consume of dismounting occurs in switching cylinder 1 rather than on christmas tree ontology, and is provided with anti-skid structure on the outside of top cover 2, to make
It is lower but be threadedly engaged the more obvious Design of Screw Thread in face with closeness conveniently can be set, realize the unlatching that can be manually rotated and pass
It closes, in order to install fastening and air-tightness is more preferable, the screw thread that switching cylinder 1 accesses christmas tree dispensing nozzle can be installed more closely
When the auxiliary tools such as Wrench switching cylinder 1 is firmly installed in christmas tree dispensing nozzle;It is provided with and is used on top cover 2
Realization inspection on christmas tree can be mounted on by top cover 2 by installing the mounting hole 4 of pressure gauge or safety valve, pressure gauge or safety valve
Survey and voltage stabilizing function;Sealing ring 3 is set between switching cylinder 1 and the contact surface of top cover 2 and further ensures device as gas production
Tree dispensing nozzle is used for closed device air-tightness;Switching cylinder 1 correspond to top cover 2 and christmas tree using external screw thread and offers medicine nozzle
Internal screw thread makes design size smaller, and manufacturing process is simple.
Embodiment 3
As a kind of most basic embodiment of the utility model, such as Fig. 1, disclosed natural gas well christmas tree dispensing nozzle
Device, including switching cylinder 1 and top cover 2;The switching cylinder 1 be in the stylostome that leads to, 1 one end of switching cylinder is mounted on for being spirally connected
Christmas tree is offerd medicine on nozzle, the other end for installing the top cover 2, between top cover 2 and switching cylinder 1 and switching cylinder 1 with
It is connected through a screw thread between christmas tree dispensing nozzle;It is provided with anti-skid structure on the outside of the top cover 2, is arranged on top cover 2
There is the mounting hole 4 for installing pressure gauge or safety valve, and the hollow portion of mounting hole 4 and switching cylinder 1 penetrates through;The switching cylinder 1
A circle sealing ring 3 is additionally provided at the top of one end for installing the top cover 2.
Screw thread is provided on the inner sidewall of 1 upper and lower ends of switching cylinder, and switching cylinder 1 is for being mounted on christmas tree throwing
Its screw thread of one end on cylindrantherae mouth is directly opened in 1 cylinder madial wall of switching cylinder, and switching cylinder 1 is for installing the top cover
Its screw thread of 2 one end is that protrusion is set to 1 cylinder madial wall of switching cylinder.
The top cover 2 be include the ladder mesa structure of bottom stage and boss, and boss diameter is less than bottom stage diameter, boss
Diameter adapt to switching cylinder 1 in lead to portion bore, when the top cover 2 is mounted in switching cylinder 1 its boss insertion switching cylinder 1 in
Logical portion, and outside the boss is provided with corresponding switching cylinder 1 for installing the screw thread of 2 one end of top cover.
This christmas tree dispensing nozzle device, purely needs to be opened with Wrench instead of christmas tree mouth in the prior art
The capping for opening closing, provides the combined type scheme of a kind of switching cylinder 1 and top cover 2, and switching cylinder 1 is used for as top cover 2 and adopts
Middleware between gas tree dispensing cylinder, switching cylinder 1 are mounted on christmas tree dispensing cylinder, and the installation relation between them is relatively steady
It is fixed, it will not frequently dismount, thus remain the direct consume reduced to christmas tree dispensing cylinder, and switching cylinder 1 is used as middleware
The function of adaptation switching can also be played, that is, difference can be selected by coping with different sizes, shape, the christmas tree of direction and top cover 2
Switching cylinder 1, improve fitting percentage, and the top cover 2 that can often dismount directly is threadably mounted at 1 top of switching cylinder, so that frequently
The consume of dismounting occurs in switching cylinder 1 rather than on christmas tree ontology, and is provided with anti-skid structure on the outside of top cover 2, to make
It is lower but be threadedly engaged the more obvious Design of Screw Thread in face with closeness conveniently can be set, realize the unlatching that can be manually rotated and pass
It closes, in order to install fastening and air-tightness is more preferable, the screw thread that switching cylinder 1 accesses christmas tree dispensing nozzle can be installed more closely
When the auxiliary tools such as Wrench switching cylinder 1 is firmly installed in christmas tree dispensing nozzle;It is provided with and is used on top cover 2
Realization inspection on christmas tree can be mounted on by top cover 2 by installing the mounting hole 4 of pressure gauge or safety valve, pressure gauge or safety valve
Survey and voltage stabilizing function;Switching cylinder 1 using internal screw thread correspond to top cover 2 and christmas tree offer medicine the external screw thread of nozzle then can be in order to pacifying
Dress, and when installing convenient in switching cylinder 1 relay without injuring christmas tree;The groove of palm of the hand anti-skid chequer convenient for manually opened and
The use of closing.
Claims (6)
- The nozzle device 1. a kind of natural gas well christmas tree is offerd medicine, it is characterised in that: including switching cylinder (1) and top cover (2);It is described Switching cylinder (1) be in lead to stylostome, switching cylinder (1) one end for be spirally connected is mounted on christmas tree dispensing nozzle, the other end use In the installation top cover (2), between top cover (2) and switching cylinder (1) and between switching cylinder (1) and christmas tree dispensing nozzle It is connected through a screw thread;It is provided with anti-skid structure on the outside of the top cover (2), top cover is provided on (2) for installing pressure The mounting hole (4) of table or safety valve, and the hollow portion of mounting hole (4) and switching cylinder (1) penetrates through.
- The nozzle device 2. a kind of natural gas well christmas tree as described in claim 1 is offerd medicine, it is characterised in that: the switching cylinder (1) a circle sealing ring (3) is additionally provided at the top of one end for installing the top cover (2).
- The nozzle device 3. a kind of natural gas well christmas tree as claimed in claim 1 or 2 is offerd medicine, it is characterised in that: the switching Screw thread is provided on the lateral wall of cylinder (1) upper and lower ends, and switching cylinder (1) is used to be mounted on one on christmas tree dispensing nozzle Holding its screw thread is directly opened on the outside of switching cylinder (1) cylinder, switching cylinder (1) be used for install the top cover (2) one end its Screw thread is that protrusion is set to switching cylinder (1) cylinder lateral wall.
- The nozzle device 4. a kind of natural gas well christmas tree as claimed in claim 3 is offerd medicine, it is characterised in that: the top cover (2) it is bowl-shape lid, corresponding switching cylinder (1) is provided on inner sidewall for installing the internal screw thread of top cover (2) one end, top The lateral wall of lid (2) is provided with the groove for meeting finger shape, and is provided with vertical striped on the lateral wall of top cover (2) and constitutes The anti-skid structure.
- The nozzle device 5. a kind of natural gas well christmas tree as claimed in claim 1 or 2 is offerd medicine, it is characterised in that: the switching Screw thread is provided on the inner sidewall of cylinder (1) upper and lower ends, and switching cylinder (1) is used to be mounted on one on christmas tree dispensing nozzle Holding its screw thread is directly opened in switching cylinder (1) cylinder madial wall, and switching cylinder (1) is for installing the one of the top cover (2) Holding its screw thread is that protrusion is set to switching cylinder (1) cylinder madial wall.
- The nozzle device 6. a kind of natural gas well christmas tree as claimed in claim 5 is offerd medicine, it is characterised in that: the top cover (2) being includes the ladder mesa structure of bottom stage and boss, and boss diameter is less than bottom stage diameter, and the diameter of boss adapts to switching cylinder (1) lead to the bore in portion in, the top cover (2), which is mounted on, leads to portion in its boss insertion switching cylinder (1) when on switching cylinder (1), and Outside the boss is provided with corresponding switching cylinder (1) for installing the screw thread of top cover (2) one end.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821306496.5U CN208816073U (en) | 2018-08-14 | 2018-08-14 | A kind of natural gas well christmas tree dispensing nozzle device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821306496.5U CN208816073U (en) | 2018-08-14 | 2018-08-14 | A kind of natural gas well christmas tree dispensing nozzle device |
Publications (1)
Publication Number | Publication Date |
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CN208816073U true CN208816073U (en) | 2019-05-03 |
Family
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CN201821306496.5U Active CN208816073U (en) | 2018-08-14 | 2018-08-14 | A kind of natural gas well christmas tree dispensing nozzle device |
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CN (1) | CN208816073U (en) |
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2018
- 2018-08-14 CN CN201821306496.5U patent/CN208816073U/en active Active
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