CN211058773U - High-pressure oil nozzle heat-insulating sleeve - Google Patents
High-pressure oil nozzle heat-insulating sleeve Download PDFInfo
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- CN211058773U CN211058773U CN201922093512.8U CN201922093512U CN211058773U CN 211058773 U CN211058773 U CN 211058773U CN 201922093512 U CN201922093512 U CN 201922093512U CN 211058773 U CN211058773 U CN 211058773U
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- central hole
- sleeve
- pressure oil
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Abstract
The utility model relates to the field of oil nozzles, in particular to a high-pressure oil nozzle heat-insulating sleeve, which comprises a body, an end cap, an alloy sleeve and an oil nozzle, wherein a step-shaped central hole is arranged in the body, the end cap is arranged in the step-shaped central hole, the alloy sleeve is arranged at one end of the end cap, and the oil nozzle is arranged in the alloy sleeve; the large-diameter hole at the right end of the central hole is provided with an internal thread used for being connected with the plug, one end of the plug is provided with an external thread, and the plug is in threaded connection with the internal thread of the central hole through the arranged external thread; the plug is arranged in a hollow mode, a clamping interface is arranged on the side wall of one end of the plug along the radial direction of the plug, and a notch is formed in the end face of the plug and communicated with the clamping interface; one end of the alloy sleeve is provided with a clamping part, and the clamping part is embedded into a clamping port arranged on the plug and is coaxially arranged with the plug; the step in the central hole is arranged to be conical; one end of the alloy sleeve is abutted against the tapered step. The utility model has the advantages that simple structure does not need dedicated instrument to install and dismantle the glib talker.
Description
Technical Field
The utility model relates to a glib field, especially a high pressure glib insulation cover.
Background
The oil nozzle sleeve is a necessary accessory in production in the petroleum industry, is widely applied to electric pump wells, self-blowing wells, steam injection wells and the like, is matched with a Christmas tree for use, is usually arranged at a tee joint of the Christmas tree at a well head and is used for controlling oil pressure and oil output. Traditional glib cover includes the tee bend, and the left port of tee bend is the high pressure oil inlet, and the glib seat is installed to the inner chamber of high pressure oil inlet, and glib seat department has connect the glib talker soon, and the sand control cap is installed to the left end of glib, and the export of tee bend middle part is the low pressure oil-out downwards, and the low pressure oil-out is connected with the riser, and detachable sealed plug is installed to tee bend right-hand member mouth, and sealed plug is installed at the low pressure end promptly. After being filtered by the sand control cap, the high-pressure oil with the pressure of 35MPa flows out from the central hole of the oil nozzle, the pressure is reduced to 4MPa, and the low-pressure oil enters the low-pressure oil pipe downwards.
In the oil extraction process, once the choke nipple or the sand control cap is blocked, the pressure of a well mouth is rapidly increased, the reason is that the eyelet of the sand control cap is few and is easy to block, valves at a high-pressure end and a low-pressure end need to be closed, a sealing plug at the right port of the three-way joint of the choke nipple sleeve is disassembled, a wrench is inserted into a hexagonal counter bore of the choke nipple to unscrew the choke nipple from a choke seat, the choke nipple and the sand control cap are taken out from the right port of the three-way joint of the choke nipple sleeve, the sand control cap and the choke nipple are screwed well after the sand control cap is cleaned or the choke is replaced, the sand control cap and the choke are inserted leftwards from the right port of the three-way joint of the choke nipple sleeve, the choke is finally screwed on the choke seat again through the wrench, meanwhile. The initial sealing construction is not good under the conditions of uneven pressing, insufficient roughness and the like, and the alloy sleeve and the alloy nozzle can be quickly eroded by sand-containing fluid. The special tool is inconvenient to take, loose to put on and not fall off.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a high-pressure glib insulation cover.
The purpose of the utility model is realized through the following technical scheme: a high-pressure oil nozzle heat-insulating sleeve comprises a body, a plug, an alloy sleeve and an oil nozzle, wherein a stepped central hole is formed in the body, the plug is arranged in the stepped central hole, the alloy sleeve is arranged at one end of the plug, and the oil nozzle is arranged in the alloy sleeve;
the large-diameter hole at the right end of the central hole is provided with an internal thread used for being connected with the plug, one end of the plug is provided with an external thread, and the plug is in threaded connection with the internal thread of the central hole through the external thread;
the plug is arranged in a hollow mode, a clamping interface is arranged on the side wall of one end of the plug along the radial direction of the plug, and a notch is formed in the end face of the plug and communicated with the clamping interface; one end of the alloy sleeve is provided with a clamping part, and the clamping part is embedded into a clamping port arranged on the plug and is coaxially arranged with the plug;
the step in the central hole is tapered; one end of the alloy sleeve is abutted against the tapered step.
Specifically, a first sealing ring is arranged between the plug and the inner wall of the central hole.
Specifically, a first annular sealing groove is formed in the plug, and the first sealing ring is arranged in the first annular sealing groove.
Specifically, the outer side wall of the alloy sleeve is provided with a second annular groove, and a second sealing ring is arranged in the second annular groove and forms sealing with the inner side wall of the central hole.
Specifically, a third annular groove is formed in the side wall of the oil nozzle, and a third sealing ring is arranged in the third annular groove and forms sealing with the inner wall of the alloy sleeve.
Specifically, the hole of alloy housing is provided with the mounting groove, be provided with the check ring for hole in the mounting groove, the check ring for hole sets up the one end at the glib talker for carry on spacingly and fixed to the glib talker.
Specifically, the side of body is provided with the end plate, the outside of end plate is provided with the shell, be provided with the seamless pipe on the shell, be provided with flange on the seamless pipe.
Specifically, the side of the body is provided with connecting threaded holes along the periphery of the central hole in an array mode.
Specifically, the body is provided with a high-pressure oil inlet communicated with the central hole, and the plug is radially provided with an adjusting hole corresponding to the high-pressure oil inlet.
Specifically, the inner hole of the alloy sleeve is a step hole, the step of the alloy sleeve is conical, and one end of the oil nozzle is abutted to the conical step.
The utility model has the advantages of it is following:
1. the utility model discloses set up the third seal groove at the lateral wall of glib talker, set up the third sealing washer in the third seal groove and realize glib talker and alloy sleeve's sealed, this kind of sealed mode easy operation does not need very strict operation could realize sealing.
2. The utility model discloses a set up conical step in the alloy cover, the head of corresponding glib talker set up to with the tapering that conical step matches fixes it in the alloy cover through the retaining ring for the hole, and the one end butt of glib talker is on conical step, compares the structure with prior art simpler, does not need special instrument to install convenient operation to the glib talker.
3. The end cap is connected through the mode of joint with the alloy cover, only need with the end cap precession screw-out just can realize the installation and the dismantlement of alloy cover, do not need specialized tool to install and dismantle, when the dress, the tapering step that has the guide on the body is automatic right, when the end cap is rotatory when arriving the position, the alloy cover takes the glib talker also to target in place immediately, when the end cap is rotatory to be taken out, alloy cover and end cap front portion are less than the aperture, difficult jamming, when the end cap was tightened, trompil on the end cap emboliaed the mouth with the glib and just coincides.
Drawings
FIG. 1 is a schematic diagram of a prior art structure;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic view of the plug structure of the present invention;
in the figure: 1-body, 2-alloy sleeve, 3-second sealing ring, 4-third sealing ring, 5-oil nozzle, 6-hole retainer ring, 7-first sealing ring, 8-plug, 9-shell, 10-seamless pipe, 11-connecting flange, 12-end plate, 13-central hole, 14-high-pressure oil inlet, 15-oil nozzle outer cylinder, 16-oil nozzle sealing copper gasket, 17-inner cylinder, 18-copper gasket, 19-stop valve, 20-rubber pipe, 21-copper ignition pipe, 22-clamping interface, 23-adjusting hole and 24-notch.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 2 to 4, the high-pressure oil nozzle heat-insulating sleeve comprises a body 1, a plug 8, an alloy sleeve 2 and an oil nozzle 5, wherein a stepped central hole 13 is formed in the body 1, the plug 8 is arranged in the stepped central hole 13, the alloy sleeve 2 is arranged at one end of the plug 8, and the oil nozzle 5 is arranged in the alloy sleeve 2;
an internal thread used for being connected with the plug 8 is arranged in a large-diameter hole at the right end of the central hole 13, an external thread is arranged at one end of the plug 8, and the plug 8 is in threaded connection with the internal thread of the central hole 13 through the arranged external thread;
the plug 8 is arranged in a hollow manner, a clamping interface 22 is arranged on the side wall of one end of the plug 8 along the radial direction of the plug, and a notch 24 is arranged on the end face of the plug 8 and communicated with the clamping interface 22; one end of the alloy sleeve 2 is embedded into a clamping interface 22 arranged on the plug 8 and is coaxially arranged with the plug 8; the step in the central hole 13 is set to be conical; one end of the alloy sleeve 2 is abutted against the conical step, a first sealing ring 7 is arranged between the plug 8 and the inner wall of the central hole 13, a first annular sealing groove is arranged on the plug 8, the first sealing ring 7 is arranged in the first annular sealing groove, a second annular groove is arranged on the outer side wall of the alloy sleeve 2, a second sealing ring 3 is arranged in the second annular groove and forms a seal with the inner side wall of the central hole 13, a third annular groove is arranged on the side wall of the oil nozzle 5, a third sealing ring 4 is arranged in the third annular groove and forms a seal with the inner wall of the alloy sleeve 2, an inner hole of the alloy sleeve 2 is provided with a mounting groove, a hole check ring 6 is arranged in the mounting groove, the hole check ring 6 is arranged at one end of the oil nozzle 5 and used for limiting and fixing the oil nozzle 5, an end plate 12 is arranged on the side surface of the body 1, and an outer, the improved oil nozzle is characterized in that a seamless pipe 10 is arranged on the shell 9, a connecting flange 11 is arranged on the seamless pipe 10, connecting threaded holes are formed in the side face of the body 1 along the periphery of the central hole 13 in an array mode, a high-pressure oil inlet 14 communicated with the central hole 13 is formed in the body 1, an adjusting hole 23 corresponding to the high-pressure oil inlet 14 is formed in the plug 8 in the radial direction, an inner hole of the alloy sleeve 2 is a step hole, the step position of the inner hole is conical, and one end of the oil nozzle 5 abuts against the conical step.
As shown in figure 1, the existing old oil nozzle is sealed by an end surface copper gasket of a heat-insulating sleeve, and needs a special tool to be tightly screwed and compressed. The initial sealing construction is not good under the conditions of uneven pressure, insufficient roughness and the like, the alloy sleeve 2 and the alloy nozzle tip are quickly eroded by sand-containing fluid, a special tool is inconvenient to take and is not tight to take, and the phenomenon of not falling is serious, the sealing mode is improved on the basis, the sealing mode is changed from section sealing into sealing ring sealing, namely, a third sealing groove is arranged on the side wall of the nozzle tip 5, a third sealing ring is arranged in the third sealing groove to realize the sealing of the nozzle tip 5 and the alloy sleeve 2, the sealing mode is simple to operate, the sealing can be realized without strict operation, meanwhile, the nozzle tip 5 in the prior art is installed by connecting the thread with the alloy sleeve 2, the conical step is arranged in the alloy sleeve 2, the head of the corresponding nozzle tip 5 is arranged to have the taper matched with the conical step, and the nozzle tip is fixed in the alloy sleeve 2 by the retainer ring 6 for holes, one end of the oil nozzle 5 is abutted against the tapered step, and the installation mode is simple to operate; the utility model discloses an end cap 8 is connected with alloy sleeve 2, send into alloy sleeve 2 through end cap 8 in the centre bore, or take out from the centre bore, end cap 8 is connected through the mode of joint with alloy sleeve 2, only need to revolve into end cap 8 and screw out and just can realize the installation and the dismantlement of alloy sleeve 2, do not need specialized tool to install and dismantle, when adorning, the tapering step that has the guide on the body is automatic to be right, when end cap 8 rotates to target in place, alloy sleeve 2 takes glib talker 5 to also target in place immediately, when end cap 8 rotates to take out, alloy sleeve 2 and end cap 8 front portion are less than the aperture, difficult jamming, when end cap 8 was tightened, trompil and glib embolia mouth on the end cap 8 just coincide; when the process is required, the plug 8 can be rotated to a certain angle, the adjusting hole 23 formed in the plug 8 and the high-pressure oil inlet 14 are adjusted to be in the states of crescent, half-open, residual moon and the like, the pressure of the oil nozzle 5 is reduced, the outlet of the oil nozzle is in the shape of a spraying funnel, the fluid spraying is guided, and the service life of the oil nozzle is prolonged.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any way. The technical solutions of the present invention can be used by anyone skilled in the art to make many possible variations and modifications to the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations, without departing from the scope of the technical solution of the present invention. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.
Claims (10)
1. The utility model provides a high-pressure glib insulation cover which characterized in that: the oil nozzle comprises a body (1), a plug (8), an alloy sleeve (2) and an oil nozzle (5), wherein a stepped central hole (13) is formed in the body (1), the plug (8) is arranged in the stepped central hole (13), the alloy sleeve (2) is arranged at one end of the plug (8), and the oil nozzle (5) is arranged in the alloy sleeve (2);
an internal thread used for being connected with the plug (8) is arranged in a large-diameter hole at the right end of the central hole (13), an external thread is arranged at one end of the plug (8), and the plug (8) is in threaded connection with the internal thread of the central hole (13) through the arranged external thread;
the plug (8) is arranged in a hollow mode, a clamping interface (22) is arranged on the side wall of one end of the plug (8) along the radial direction of the plug, and a notch (24) is formed in the end face of the plug (8) and communicated with the clamping interface (22); one end of the alloy sleeve (2) is provided with a clamping part, and the clamping part is embedded into a clamping interface (22) arranged on the plug (8) and is coaxially arranged with the plug (8) at one end of the alloy sleeve (2);
the step in the central hole (13) is set to be conical; one end of the alloy sleeve (2) is abutted against the tapered step.
2. The high-pressure oil nozzle insulating sleeve as claimed in claim 1, characterized in that: and a first sealing ring (7) is arranged between the plug (8) and the inner wall of the central hole (13).
3. The high-pressure oil nozzle insulating sleeve as claimed in claim 2, characterized in that: a first annular sealing groove is formed in the plug (8), and the first sealing ring (7) is arranged in the first annular sealing groove.
4. The high-pressure oil nozzle insulating sleeve as claimed in claim 1, characterized in that: the outer side wall of the alloy sleeve (2) is provided with a second annular groove, and a second sealing ring (3) is arranged in the second annular groove and forms sealing with the inner side wall of the central hole (13).
5. The high-pressure oil nozzle insulating sleeve as claimed in claim 1, characterized in that: and a third annular groove is formed in the side wall of the oil nozzle (5), and a third sealing ring (4) is arranged in the third annular groove to form sealing with the inner wall of the alloy sleeve (2).
6. The high-pressure oil nozzle insulating sleeve as claimed in claim 1, characterized in that: the inner hole of the alloy sleeve (2) is provided with an installation groove, a hole check ring (6) is arranged in the installation groove, and the hole check ring (6) is arranged at one end of the oil nozzle (5) and used for limiting and fixing the oil nozzle (5).
7. The high-pressure oil nozzle insulating sleeve as claimed in claim 1, characterized in that: the side of body (1) is provided with end plate (12), the outside of end plate (12) is provided with shell (9), be provided with seamless pipe (10) on shell (9), be provided with flange (11) on seamless pipe (10).
8. The high-pressure oil nozzle insulating sleeve as claimed in claim 1, characterized in that: the side of the body (1) is provided with connecting threaded holes along the periphery of the central hole (13) in an array manner.
9. The high-pressure oil nozzle insulating sleeve as claimed in claim 1, characterized in that: the body (1) is provided with a high-pressure oil inlet (14) communicated with the central hole (13), and the plug (8) is radially provided with an adjusting hole (23) corresponding to the high-pressure oil inlet (14).
10. The high-pressure oil nozzle insulating sleeve as claimed in claim 1, characterized in that: the inner hole of the alloy sleeve (2) is a step hole, the step of the alloy sleeve is conical, and one end of the oil nozzle (5) is abutted to the conical step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922093512.8U CN211058773U (en) | 2019-11-28 | 2019-11-28 | High-pressure oil nozzle heat-insulating sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922093512.8U CN211058773U (en) | 2019-11-28 | 2019-11-28 | High-pressure oil nozzle heat-insulating sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211058773U true CN211058773U (en) | 2020-07-21 |
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ID=71585912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922093512.8U Active CN211058773U (en) | 2019-11-28 | 2019-11-28 | High-pressure oil nozzle heat-insulating sleeve |
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| Country | Link |
|---|---|
| CN (1) | CN211058773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115874994A (en) * | 2023-02-21 | 2023-03-31 | 四川宏大安全技术服务有限公司 | Oil nozzle combination device for gas production |
-
2019
- 2019-11-28 CN CN201922093512.8U patent/CN211058773U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115874994A (en) * | 2023-02-21 | 2023-03-31 | 四川宏大安全技术服务有限公司 | Oil nozzle combination device for gas production |
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