CN203702059U - Water injection well head device - Google Patents
Water injection well head device Download PDFInfo
- Publication number
- CN203702059U CN203702059U CN201420077780.5U CN201420077780U CN203702059U CN 203702059 U CN203702059 U CN 203702059U CN 201420077780 U CN201420077780 U CN 201420077780U CN 203702059 U CN203702059 U CN 203702059U
- Authority
- CN
- China
- Prior art keywords
- water injection
- well head
- head device
- injection well
- valve body
- 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.)
- Expired - Fee Related
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- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses a water injection well head device. The water injection well head device comprises an upper valve body and a main joint connected with the upper valve body by virtue of threads; a slip-type hanger is arranged in the main joint, a convoluted portion is arranged at the upper end of the hanger, a clamp body is arranged at a side end of the convoluted portion, the lower end of the convoluted portion is a cone-shaped body, raised grains are formed on a side surface of the cone-shaped body, an annular handle is arranged at the top end of the cone-shaped body, a silica gel cylinder for holding an oil pipe is arranged in the central position of the cone-shaped body, two limiting pins are symmetrically arranged on the sidewalls of the upper valve body, a spring ring leaf is arranged at the upper end of the cone-shaped body, a support seat corresponding to the spring ring leaf is arranged at the lower end of the upper valve body, a liquid permeation valve is arranged at the lower end of the hanger, and a seal bolt is arranged on the liquid permeation valve. The water injection well head device is simple in structure and convenient to use, and therefore, the problems of too many bolts and non-strict seal in the past are solved and the labor intensity is reduced, and the water injection well head device has excellent popularization benefit.
Description
Technical field
The utility model relates to oil exploitation equipment, relates in particular to a kind of Water injection well head device.
Background technology
At present, the Water injection well head device that is commonly used in low-permeability oil Tanaka is that gland and main body adopt steel ring sealing, between gland and main body, is bolted, and colleague's hanger is positioned at body interior, and is not directly connected with upper oil pipe.The technological deficiency of this structure is that bolt number of connection is too many, when installation technical requirements very strict, and annex heaviness, labour intensity is large.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of Water injection well head device, reasonable in design, simple in structure, has improved control efficiency, adapts to mining requirement.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of Water injection well head device, comprise upper valve body, the major joint being connected with upper valve body by screw thread, in described major joint, be provided with slip-type hanger, the upper end of described hanger is provided with roundabout portion, the side of roundabout portion is provided with dop body, the lower end of described roundabout portion is Rotary-table, the side of described Rotary-table is provided with asperities, Rotary-table top is provided with ring-shaped handle, the center of Rotary-table is provided with the silica gel cylinder of placing oil pipe, on described upper valve body sidewall, be arranged with two spacer pins, the upper end of described Rotary-table is provided with turn sheet, the lower end of described upper valve body is provided with the supporting seat corresponding with turn sheet.
As preferably, the lower end of described hanger is provided with liquid valve, and described liquid valve is provided with sealing bolt.
As preferably, the center of described upper valve body is provided with silica gel sealing ring, is provided with oil pipe in silica gel sealing ring.
The beneficial effects of the utility model are:
Adopt a kind of Water injection well head device of the utility model, simple in structure, easy to use, solve that bolt quantity was too much in the past, the problem of poorly sealed lattice, has reduced labour intensity, has good Popularizing of A.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the structural representation of a kind of Water injection well head device of the utility model.
Mark in figure: 1-upper valve body, 2-major joint, 3-hanger, the roundabout portion of 4-, 5-dop body, 6-Rotary-table, 7-asperities, 8-ring-shaped handle, 9-silica gel cylinder, 10-spacer pin, 11-turn sheet, 12-supporting seat, the saturating liquid valve of 13-, 14-sealing bolt, 15-silica gel sealing ring, 16-oil pipe.
The specific embodiment
As shown in Figure 1, a kind of Water injection well head device, comprise upper valve body 1, the major joint 2 being connected with upper valve body 1 by screw thread, in described major joint 2, be provided with slip-type hanger 3, the upper end of described hanger 3 is provided with roundabout portion 4, the side of roundabout portion 4 is provided with dop body 5, described roundabout portion 4 lower end be Rotary-table 6, the side of described Rotary-table 6 is provided with asperities 7, Rotary-table 6 tops are provided with ring-shaped handle 8, the center of Rotary-table 6 is provided with the silica gel cylinder 9 of placing oil pipe, on described upper valve body 1 sidewall, be arranged with two spacer pins 10, the upper end of described Rotary-table 6 is provided with turn sheet 11, the lower end of described upper valve body 1 is provided with the supporting seat corresponding with turn sheet 12, the lower end of described hanger 3 is provided with liquid valve 13, described liquid valve is provided with sealing bolt 14, the center of described upper valve body 1 is provided with silica gel sealing ring 15, in silica gel sealing ring, be provided with oil pipe 16, when use, upper valve body 1 is closely engaged with major joint 2, now oil pipe 16 is passed to silica gel sealing ring 15 and silica gel cylinder 9, then use setting tool that two spacer pins 10 are fixed, described turn sheet 11 can push the roundabout portion of hanger 3, closely seals up for safekeeping.
Above-described the utility model embodiment, does not form the restriction to the utility model protection domain.Any modification of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in claim protection domain of the present utility model.
Claims (3)
1. a Water injection well head device, comprise upper valve body, the major joint being connected with upper valve body by screw thread, in described major joint, be provided with slip-type hanger, it is characterized in that: the upper end of described hanger is provided with roundabout portion, the side of roundabout portion is provided with dop body, the lower end of described roundabout portion is Rotary-table, the side of described Rotary-table is provided with asperities, Rotary-table top is provided with ring-shaped handle, the center of Rotary-table is provided with the silica gel cylinder of placing oil pipe, on described upper valve body sidewall, be arranged with two spacer pins, the upper end of described Rotary-table is provided with turn sheet, the lower end of described upper valve body is provided with the supporting seat corresponding with turn sheet.
2. a kind of Water injection well head device according to claim 1, is characterized in that: the lower end of described hanger is provided with liquid valve, described liquid valve is provided with sealing bolt.
3. a kind of Water injection well head device according to claim 1, is characterized in that: the center of described upper valve body is provided with silica gel sealing ring, is provided with oil pipe in silica gel sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420077780.5U CN203702059U (en) | 2014-02-24 | 2014-02-24 | Water injection well head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420077780.5U CN203702059U (en) | 2014-02-24 | 2014-02-24 | Water injection well head device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203702059U true CN203702059U (en) | 2014-07-09 |
Family
ID=51052515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420077780.5U Expired - Fee Related CN203702059U (en) | 2014-02-24 | 2014-02-24 | Water injection well head device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203702059U (en) |
-
2014
- 2014-02-24 CN CN201420077780.5U patent/CN203702059U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20150224 |
|
| EXPY | Termination of patent right or utility model |