CN210918963U - Novel ready-package casing head - Google Patents
Novel ready-package casing head Download PDFInfo
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- CN210918963U CN210918963U CN201921581660.8U CN201921581660U CN210918963U CN 210918963 U CN210918963 U CN 210918963U CN 201921581660 U CN201921581660 U CN 201921581660U CN 210918963 U CN210918963 U CN 210918963U
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- casing
- casing head
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- clamp
- assembly
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Abstract
The utility model discloses a petroleum machinery technical field's a novel ready-package casing head, including the casing head, the casing head inner wall is provided with casing hanger, casing hanger outer wall has cup jointed the casing and has hung the sealing member by the lower position, the casing head top is provided with the clamp joint, the clamp assembly has been cup jointed to casing head and clamp joint outer wall, the utility model discloses simple to operate during the use adopts specialized tool, makes casing hanger sit on the circular bead of casing head, cup joints the clamp joint on the sleeve pipe, will arouse the sealed backing ring's of seal through the sheathed tube dead weight sealed effect better, connects clamp and casing head fixed through the clamp assembly to tighten the fixing bolt on the clamp assembly and can accomplish the installation and use, use manpower and materials greatly sparingly.
Description
Technical Field
The utility model relates to a petroleum machinery technical field specifically is a novel ready-package casing head.
Background
In the petroleum machinery field, the casing head is installed on the top of the surface casing string, and is used for suspending the annular wellhead device components of each layer of casing and sealing casing outside the surface casing string, and the wellhead device components have the functions of: providing an outlet for relieving pressure that may build up between two casing strings; in an emergency, fluid such as well killing fluid or fire extinguishing agent can be pumped into the well from the side hole of the casing head; if the well cementation is not good, the cement can be injected from the side hole; during acidizing and fracturing, pressure balancing liquid can be injected from the side hole. The existing independent inlet device comprises a casing head 1, a casing hanger 2, a casing hanger sealing element 3 and a hammering nut 4 as shown in figure 2, wherein the hammering nut 4 is connected with the upper part of the casing head 1 through threads, the hammering nut 4 presses the casing hanger 3 to be sealed, the connection mode wastes time and energy, and if the nut is not screwed down, the sealing effect is poor, therefore, a novel quick-assembly casing head is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel ready-package casing head to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel ready-package casing head, includes the casing head, the casing head inner wall is provided with casing hanger, casing hanger outer wall has cup jointed the sleeve pipe and has hung the sealing member by the lower position, the casing head top is provided with the clamp joint, and is provided with the sealing pad ring between casing head and the clamp joint, casing head and clamp joint outer wall have cup jointed the clamp assembly, and casing head and clamp joint pass through clamp assembly fixed connection.
Furthermore, the outer wall of the casing hanger is uniformly provided with elastic blocks, and the casing hanging sealing element is fixed on the outer wall of the casing hanger through the elastic blocks.
Furthermore, the clamp connector and the opposite side of the sleeve head are provided with annular sealing grooves matched with sealing gasket rings, and the sealing gasket rings are embedded into the annular sealing grooves.
Further, sleeve joint top outer wall and clamp joint bottom outer wall all are provided with the chimb with clamp joint inner wall looks gomphosis.
Furthermore, two groups of fixing bolts are symmetrically inserted into the left end and the right end of the outer wall of the front side of the hoop assembly.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple to operate during the use adopts specialized tool, makes the casing hanger sit on the circular bead of casing head, cup joints the clamp joint on the sleeve pipe, will arouse the sealed of sealed backing ring through the sheathed tube dead weight, and sealed effect is better, fixes clamp joint and casing head through the clamp assembly to the material resources of using of can accomplishing the installation to tighten the fixing bolt on the clamp assembly, using manpower sparingly greatly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of a conventional casing head.
In the figure: 1. a casing head; 2. a casing hanger; 3. a casing suspension seal; 4. a clamp joint; 5. a sealing gasket ring; 6. the clamp assembly.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a novel fast-assembly casing head comprises a casing head 1, a casing hanger 2 is arranged on the inner wall of the casing head 1, as can be seen from the attached drawing 1, the casing hanger 2 is specifically located on the shoulder of the casing head 1, a casing hanging sealing element 3 is sleeved at the position, close to the lower part, of the outer wall of the casing hanger 2, the sealing performance between the casing hanger 2 and the casing head 1 is improved, a clamp joint 4 is arranged at the top of the casing head 1, the clamp joint 4 is used for being fixed on a casing, a sealing cushion ring 5 is arranged between the casing head 1 and the clamp joint 4, the sealing performance between the casing head 1 and the clamp joint 4 is improved, a clamp assembly 6 is sleeved on the outer walls of the casing head 1 and the clamp joint 4 and used for enabling the casing head 1 and the clamp joint 4 to be connected tightly, the casing head 1 and the clamp joint 4 are fixedly connected through the clamp assembly 6, the clamp assembly 6 is the prior art and is a pipe fitting connected with a groove, A connecting device for valves and pipe fittings is used for tightening and connecting quick connectors.
As shown in fig. 1: elastic blocks are uniformly arranged on the outer wall of the casing hanger 2, at least four groups of elastic blocks are arranged, two elastic blocks are sequentially distributed on the front side and the rear side of the outer wall of the casing hanger 2, the elastic blocks can be made of elastic materials such as elastic rubber and the like, the functions of limiting and fixing the casing hanging sealing element 3 are achieved, and the casing hanging sealing element 3 is fixed on the outer wall of the casing hanger 2 through the elastic blocks;
as shown in fig. 1: an annular sealing groove matched with the sealing gasket ring 5 is formed in one side, opposite to the hoop joint 4 and the sleeve head 1, so that the sealing performance is improved, and the sealing gasket ring 5 is embedded into the annular sealing groove;
as shown in fig. 1: convex edges which are embedded with the inner wall of the clamp joint 4 are arranged on the outer wall of the top of the casing head 1 and the outer wall of the bottom of the clamp joint 4, so that the contact tightness and the contact fixity of the casing head 1 and the clamp joint 4 are ensured;
as shown in fig. 1: two groups of fixing bolts are symmetrically inserted into the left end and the right end of the outer wall of the front side of the hoop assembly 6 and are used for fastening the casing head 1 and the hoop joint 4 together.
Example (b): during the use, adopt specialized tool, make casing hanger 2 sit on the circular bead of casing head 1, cup joint clamp joint 4 on the sleeve pipe, penetrate the sleeve pipe, the sleeve pipe hangs successfully, will arouse the sealed of seal gasket ring 5 through sheathed tube dead weight simultaneously, and is sealed effectual, and rethread clamp assembly 6 is fixed clamp joint 4 and casing head 1 well to it can to screw up the fixing bolt on the clamp assembly 6.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a novel ready-package casing head, includes casing head (1), its characterized in that: casing head (1) inner wall is provided with casing hanger (2), casing hanger (2) outer wall has been cup jointed casing and has been hung sealing member (3) by the lower position, casing head (1) top is provided with clamp joint (4), and is provided with between casing head (1) and clamp joint (4) sealing backing ring (5), casing head (1) and clamp joint (4) outer wall have cup jointed clamp assembly (6), and casing head (1) and clamp joint (4) are through clamp assembly (6) fixed connection.
2. The novel quick-assembly casing head according to claim 1, wherein: the outer wall of the casing hanger (2) is uniformly provided with elastic blocks, and the casing hanging sealing element (3) is fixed on the outer wall of the casing hanger (2) through the elastic blocks.
3. The novel quick-assembly casing head according to claim 1, wherein: the clamp connector (4) and the opposite side of the sleeve head (1) are provided with annular sealing grooves matched with the sealing gasket rings (5), and the sealing gasket rings (5) are embedded into the annular sealing grooves.
4. The novel quick-assembly casing head according to claim 1, wherein: the outer wall of the top of the casing head (1) and the outer wall of the bottom of the clamp connector (4) are both provided with convex edges which are embedded with the inner wall of the clamp connector (4).
5. The novel quick-assembly casing head according to claim 1, wherein: two groups of fixing bolts are symmetrically inserted into the left end and the right end of the outer wall of the front side of the hoop assembly (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921581660.8U CN210918963U (en) | 2019-09-23 | 2019-09-23 | Novel ready-package casing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921581660.8U CN210918963U (en) | 2019-09-23 | 2019-09-23 | Novel ready-package casing head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210918963U true CN210918963U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921581660.8U Active CN210918963U (en) | 2019-09-23 | 2019-09-23 | Novel ready-package casing head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210918963U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117248851A (en) * | 2023-11-07 | 2023-12-19 | 江苏宏泰石化机械有限公司 | Quick-assembling casing head |
| CN117248851B (en) * | 2023-11-07 | 2024-05-03 | 江苏宏泰石化机械有限公司 | Quick-assembling casing head |
-
2019
- 2019-09-23 CN CN201921581660.8U patent/CN210918963U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117248851A (en) * | 2023-11-07 | 2023-12-19 | 江苏宏泰石化机械有限公司 | Quick-assembling casing head |
| CN117248851B (en) * | 2023-11-07 | 2024-05-03 | 江苏宏泰石化机械有限公司 | Quick-assembling casing head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new type of quick installation casing head Effective date of registration: 20230414 Granted publication date: 20200703 Pledgee: Jiangsu Jinhu Rural Commercial Bank Co.,Ltd. Pledgor: JIANGSU ZHENGXUAN PETROLEUM MACHINERY Co.,Ltd. Registration number: Y2023980038109 |