CN216691069U - Hanging nipple device for shear valve - Google Patents
Hanging nipple device for shear valve Download PDFInfo
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- CN216691069U CN216691069U CN202123295607.1U CN202123295607U CN216691069U CN 216691069 U CN216691069 U CN 216691069U CN 202123295607 U CN202123295607 U CN 202123295607U CN 216691069 U CN216691069 U CN 216691069U
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- shear valve
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Abstract
The utility model relates to a hanging nipple device for a shear valve, which comprises a cylinder main body part and a port part, wherein the port part is used for limiting an opening of the cylinder main body part so as to prevent the shear valve from falling off from the interior of the cylinder main body through the opening; and the inner wall surface of the sealing and fixing area of the cylinder main body is also provided with a silica gel layer, the silica gel layer can increase the friction force between the valve body shell and the inner wall surface of the shear valve so as to prevent the shear valve from sliding in the cylinder main body, and the shear valve can be stably limited in a specific area in the cylinder main body by utilizing the hanging short section equipment so as to prevent the shear valve from loosening or sliding in the rock stratum entering process so as to ensure the normal continuous work of the shear valve.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to the field of shear valve parts, in particular to a hanging short piece device for a shear valve.
[ background of the utility model ]
The shear valve is used for detecting the mud flow inside the rock stratum in the rock stratum detection process, when the mud inside the rock stratum circulates and enters the shear valve, the rotor inside the shear valve can rotate under the driving of flowing mud, and therefore the pulse generator connected with the shear valve is triggered to generate pulse signals, and therefore the mud flow is detected. In actual operation, the shear valve need the cover establish hang the nipple joint inside after follow the stratum drill bit enter into the stratum inside, can protect the shear valve like this and avoid the shear valve directly to collide with the stratum, but the current nipple joint that hangs is only the cylindric casing of cavity, the shear valve is installed and is hung the inside back of nipple joint and slide in the inner space easily to get into the stratum in-process and drop from hanging the nipple joint, can't guarantee the normal continuous work of shear valve like this.
[ Utility model ] content
To solve the above problems, an object of the present invention is to provide a suspended pup joint device for a shear valve. The hanging nipple device for the shear valve comprises a cylinder main body part and a port part, wherein the port part is used for limiting an opening of the cylinder main body part so as to prevent the shear valve from falling off from the interior of the cylinder main body through the opening; and the inner wall surface of the sealing and fixing area of the cylinder main body is also provided with a silica gel layer, the silica gel layer can increase the friction force between the valve body shell and the inner wall surface of the shear valve so as to prevent the shear valve from sliding in the cylinder main body, and the suspension pup joint equipment can stably limit the shear valve in a specific area in the cylinder main body so as to prevent the shear valve from loosening or sliding in the rock stratum entering process and ensure the normal and continuous work of the shear valve.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the suspended short piece device for the shear valve comprises a cylinder main body part and a port part, wherein the port part is arranged on an opening on one side of the cylinder main body part, and the cylinder main body part is internally used for accommodating the shear valve;
the cylindrical main body part is integrally in a hollow cylindrical shape and sequentially comprises an opening wall surface area, a sealing and fixing area and a supporting bottom area along the length direction of the cylindrical main body part;
an annular step structure is arranged on the inner wall surface of the opening wall surface area, and the diameter of an inner ring of the annular step structure is smaller than the inner diameter of the port part;
the inner wall surface of the sealing and fixing area is opposite to the outer peripheral surface of a valve body shell of the shear valve, and a silica gel layer is arranged between the inner wall surface of the sealing and fixing area and the outer peripheral surface of the valve body shell; a jackscrew hole penetrates through the wall surface of the sealing and fixing area;
the support bottom region comprises a raised step structure, the raised step structure is raised inwards relative to the inner wall surface of the sealing and fixing region, and the upper surface of the raised step structure is contacted with the bottom end of the valve body shell;
the port portion is of a circular ring-shaped structure as a whole, and the port portion can be detachably mounted on one side opening of the cylinder main body portion.
The hanging nipple device for the shear valve in the utility model is further provided with:
the length of the opening wall surface area is smaller than that of the sealing and fixing area, and the length of the supporting bottom area is smaller than that of the sealing and fixing area.
The wall thickness of the support bottom region is greater than the wall thickness of the seal fixing region.
And the top of the peripheral surface of the port part is provided with a circular chamfer structure.
The cylindrical body portion is made of a stainless steel material.
Compared with the prior art, the utility model has the following beneficial effects: the suspended pup joint device for the shear valve comprises a cylinder main body part and a port part, wherein the port part is used for limiting an opening of the cylinder main body part so as to prevent the shear valve from falling off from the interior of the cylinder main body through the opening; and the inner wall surface of the sealing and fixing area of the cylinder main body is also provided with a silica gel layer, the silica gel layer can increase the friction force between the valve body shell and the inner wall surface of the shear valve so as to prevent the shear valve from sliding in the cylinder main body, and the shear valve can be stably limited in a specific area in the cylinder main body by utilizing the hanging short section equipment so as to prevent the shear valve from loosening or sliding in the rock stratum entering process so as to ensure the normal continuous work of the shear valve.
[ description of the drawings ]
Fig. 1 is a schematic diagram of the overall structure of a suspended pup joint device for a shear valve provided by the utility model.
In the figure: 1. the sealing structure comprises a cylinder main body part, 2, a port part, 3, an opening wall surface area, 4, a sealing fixing area, 5, a supporting bottom area, 6, a silica gel layer, 7, a jackscrew hole, 8, a convex step structure, 9, an annular step structure, 10, an annular chamfer structure, 11, a shearing valve, 12 and a valve body shell.
[ detailed description ] embodiments
The suspension sub device for a shear valve according to the present invention is described in further detail below by means of specific embodiments.
Fig. 1 is a schematic diagram of the overall structure of a suspended pup joint device for a shear valve according to an embodiment of the present invention. The hanging nipple device for the shear valve comprises a cylinder main body part 1 and a port part 2, wherein the port part 2 is arranged on one side opening of the cylinder main body part 1, and the cylinder main body part 1 is internally used for accommodating a shear valve 11. The cylinder main body part 1 is used for accommodating the protective shear valve 11, the suspended short-joint device can enter the interior of a rock stratum along with a rock stratum drill bit to measure without directly colliding with the rock stratum, and the port part 2 is used for limiting an opening of the cylinder main body part 1, so that the shear valve 11 is prevented from directly falling off from the cylinder main body part 1 through the opening.
The cylindrical body 1 is hollow and cylindrical, and includes an opening wall surface region 3, a seal fixing region 4, and a support bottom region 5 in this order along the length direction of the cylindrical body 1; the opening wall surface area 3, the sealing and fixing area 4 and the supporting bottom area 5 are arranged to sequentially provide a sliding space, a sealing and fixing space and a supporting space for the shear valve 11, so that the installation stability of the shear valve 11 in the suspended short piece device is ensured;
an annular step structure 9 is arranged on the inner wall surface of the opening wall surface area 3, and the inner diameter of the annular step structure 9 is smaller than the inner diameter of the port part 2; the position of the shear valve can be further limited by the annular step structure 9, so that the shear valve is prevented from sliding from the cylinder main body part 1;
the inner wall surface of the seal fixing area 4 is arranged opposite to the outer peripheral surface of the valve body shell 12 of the shear valve 11, and a silica gel layer 6 is arranged between the inner wall surface of the seal fixing area 4 and the outer peripheral surface of the valve body shell 12; the wall surface of the sealing and fixing area 4 is provided with a jackscrew hole 7 in a penetrating way; the gap between the sealing and fixing area and the valve body shell 12 can be sealed by the silica gel layer 6, and the friction force between the inner wall surface of the sealing and fixing area and the outer peripheral surface of the valve body shell 12 is improved, so that the sealing and fixing of the shear valve are realized;
the support bottom region 5 includes a projecting step structure 8, the projecting step structure 8 projects inwardly with respect to the inner wall surface of the seal fixing region 4, and an upper surface of the projecting step structure 8 is in contact with the bottom end of the valve body housing 12; the raised step structure 8 can support and fix the bottom end of the valve body shell 12, so that the installation stability of the shear valve in the cylinder main body part 1 is improved;
the port part 2 is of an annular structure as a whole, and the port part 2 can be detachably mounted on one side opening of the cylinder main body part 1; the port part 2 is detachably connected with the cylinder main body part, so that the assembling convenience of the hanging short piece device can be improved.
Alternatively, the length of the opening wall surface area 3 is smaller than that of the seal fixing area 4, and the length of the support bottom area 5 is smaller than that of the seal fixing area 4, so that the contact area between the valve body shell 12 and the cylinder body part 1 can be increased, and the installation stability of the shear valve in the suspended pipe nipple device is improved.
Optionally, the thickness of the wall of the support bottom region 5 is greater than that of the wall of the seal fixing region 4, so that the mechanical strength of the support bottom region 5 can be increased, and the suspension sub device is prevented from deforming in the process of entering the interior of the rock formation.
Optionally, an annular chamfering structure 10 is disposed at the top of the outer circumferential surface of the port portion 2, and the annular chamfering structure 10 can reduce resistance to the suspended pup joint device in the process of entering the rock formation.
Alternatively, the cylinder main body 1 is made of a stainless material, which can improve the mechanical strength of the cylinder main body 1 and reduce the production cost thereof.
The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be used, not restrictive; it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.
Claims (5)
1. A hang nipple joint equipment for shearing valve, it includes cylinder main part and port portion, its characterized in that: the port part is arranged on one side opening of the cylinder main body part, and the inside of the cylinder main body part is used for accommodating a shear valve;
the cylindrical main body part is integrally in a hollow cylindrical shape and sequentially comprises an opening wall surface area, a sealing and fixing area and a supporting bottom area along the length direction of the cylindrical main body part;
an annular step structure is arranged on the inner wall surface of the opening wall surface area, and the diameter of an inner ring of the annular step structure is smaller than the inner diameter of the port part;
the inner wall surface of the sealing and fixing area is opposite to the outer peripheral surface of a valve body shell of the shear valve, and a silica gel layer is arranged between the inner wall surface of the sealing and fixing area and the outer peripheral surface of the valve body shell; a jackscrew hole penetrates through the wall surface of the sealing and fixing area;
the support bottom region comprises a raised step structure, the raised step structure is raised inwards relative to the inner wall surface of the sealing and fixing region, and the upper surface of the raised step structure is contacted with the bottom end of the valve body shell;
the port portion is of a circular ring-shaped structure as a whole, and the port portion can be detachably mounted on one side opening of the cylinder main body portion.
2. A hanging sub device for a shear valve according to claim 1, wherein:
the length of the opening wall surface area is smaller than that of the sealing and fixing area, and the length of the supporting bottom area is smaller than that of the sealing and fixing area.
3. A hanging sub device for a shear valve according to claim 1, wherein:
the wall thickness of the support bottom region is greater than the wall thickness of the seal fixing region.
4. A hanging sub device for a shear valve according to claim 1, wherein:
and the top of the peripheral surface of the port part is provided with a circular chamfer structure.
5. A hanging sub device for a shear valve according to claim 1, wherein:
the cylindrical body portion is made of a stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123295607.1U CN216691069U (en) | 2021-12-27 | 2021-12-27 | Hanging nipple device for shear valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123295607.1U CN216691069U (en) | 2021-12-27 | 2021-12-27 | Hanging nipple device for shear valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216691069U true CN216691069U (en) | 2022-06-07 |
Family
ID=81842431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123295607.1U Active CN216691069U (en) | 2021-12-27 | 2021-12-27 | Hanging nipple device for shear valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216691069U (en) |
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2021
- 2021-12-27 CN CN202123295607.1U patent/CN216691069U/en active Active
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