CN204532213U - A kind of well head frizing self-sealing head device of improvement - Google Patents
A kind of well head frizing self-sealing head device of improvement Download PDFInfo
- Publication number
- CN204532213U CN204532213U CN201520118465.7U CN201520118465U CN204532213U CN 204532213 U CN204532213 U CN 204532213U CN 201520118465 U CN201520118465 U CN 201520118465U CN 204532213 U CN204532213 U CN 204532213U
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- Prior art keywords
- self
- sealing head
- head
- oil cylinder
- housing
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Abstract
The utility model discloses a kind of well head frizing self-sealing head device of improvement, comprise housing, be movably set with self-sealing head in housing, one end of described housing is provided with oil cylinder, and be connected with piston by lock shaft in oil cylinder, piston is connected with self-sealing head, some groups of interconnective horizontal grooves and longitudinal groove is provided with in self-sealing head, head rod is provided with in horizontal groove, threaded rod is provided with in longitudinal groove, the junction of horizontal groove and longitudinal groove is provided with trigonal slider, head rod and threaded rod respectively with a contacts side surfaces of trigonal slider, the 3rd spring body is provided with between threaded rod and trigonal slider, longitudinal groove top is provided with the stop nut be connected with threaded rod, the arranged outside of horizontal groove has arc scraping blade, by the first spring body compact siro spinning technology between two adjacent arc scraping blades, arc scraping blade is provided with profile of tooth screw thread.The utility model can improve the deficiencies in the prior art, improves the durability of oil-scraping device.
Description
Technical field
The utility model relates to a kind of oil well repairing operation device, especially a kind of well head frizing self-sealing head device of improvement.
Background technology
When oil pipe is taken out from oil well, need to prevent the greasy dirt of oil-pipe external wall to be with producing well to cause fluid excessive, so need to arrange a seal on preventer, be used for carrying out scraping to the greasy dirt on oil pipe.Chinese utility model patent CN 202866757 U discloses a kind of oil-tube oil wiper being arranged on well head, and the oil wiper of this structure can cause damage to self-styled body when running into and oil pipe adhering to more impurity particle, occurs the halfway problem of frizing.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of well head frizing self-sealing head device of improvement, can solve the deficiencies in the prior art, improve the durability of oil-scraping device.
For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows.
A kind of well head frizing self-sealing head device of improvement, comprise housing, self-sealing head is movably set with in housing, one end of described housing is provided with oil cylinder, piston is connected with by lock shaft in oil cylinder, piston is connected with self-sealing head, and the other end of housing is provided with oil cylinder connecting bolt and cylinder cap, and oil cylinder connecting bolt runs through housing and oil cylinder links together, housing is fixed with side door by side door bolt, some groups of interconnective horizontal grooves and longitudinal groove is provided with in self-sealing head, head rod is provided with in horizontal groove, threaded rod is provided with in longitudinal groove, the junction of horizontal groove and longitudinal groove is provided with trigonal slider, head rod and threaded rod respectively with a contacts side surfaces of trigonal slider, the 3rd spring body is provided with between threaded rod and trigonal slider, longitudinal groove top is provided with the stop nut be connected with threaded rod, the top of self-sealing head is provided with gland, the outside that gland is positioned at stop nut is protected stop nut, the arranged outside of horizontal groove has arc scraping blade, by the first spring body compact siro spinning technology between two adjacent arc scraping blades, arc scraping blade is provided with profile of tooth screw thread, arc scraping blade is fixedly connected with head rod.
As preferably, described piston is connected by the second connecting rod with between self-sealing head, the outside of the second connecting rod is movably set with sleeve pipe, the second spring body is connected with between the bottom of sleeve pipe and the second connecting rod, the inside wall of sleeve pipe is provided with upper limit plate and lower limiting board, the lateral wall of the second connecting rod is provided with the baffle plate with upper limit plate or lower limiting board selective incubation, self-sealing head is fixed on outside of sleeve.
As preferably, be provided with rubber sleeve inside described side door, rubber sleeve is closely wrapped on oil cylinder connecting bolt.
The beneficial effect adopting technique scheme to bring is: the utility model is by arranging arc scraping blade at self-sealing head internal activity, utilize the amount of elastic deformation between arc scraping blade and between threaded rod and trigonal slider, when impurity particle on self-sealing head and oil pipe contacts with each other, make arc scraping blade automatically can produce corresponding transverse deformation and longitudinal deformation.This can make arc scraping blade remain to coordinate with the good contact scraping off face, arc scraping blade can not be made to sustain damage and then occur the halfway problem of frizing because running into impurity particle.When for various outer diameter oil pipe or to scrape power taking have different a requirement, dismounting gland, makes trigonal slider generation lateral displacement by adjustment stop nut, can realize the change of arc scraping blade scraping position, thus adapt to different concrete operating modes.By the resilient engagement of sleeve pipe and second connecting rod between piston and self-sealing head, ride comfort when self-sealing head moves can be improved.When rubber sleeve can prevent cylinder efficient and extraneous parts produce and resonate.
Accompanying drawing explanation
Fig. 1 is the structure chart of the utility model detailed description of the invention.
Fig. 2 is the structure chart of self-sealing head inside in the utility model detailed description of the invention.
Fig. 3 is the top view of self-sealing head in the utility model detailed description of the invention.
Fig. 4 is the structure chart of piston and self-sealing head connecting portion in the utility model detailed description of the invention.
Fig. 5 is the structure chart of side door inside in the utility model detailed description of the invention.
Fig. 6 is the sectional view of profile of tooth screw thread in the utility model detailed description of the invention.
In figure: 1, housing; 2, self-sealing head; 3, oil cylinder; 4, lock shaft; 5, piston; 6, oil cylinder connecting bolt; 7, cylinder cap; 8, side door bolt; 9, side door; 10, horizontal groove; 11, longitudinal groove; 12, head rod; 13, threaded rod; 14, trigonal slider; 15, stop nut; 16, arc scraping blade; 17, the first spring body; 18, profile of tooth screw thread; 19, the second connecting rod; 20, sleeve pipe; 21, the second spring body; 22, upper limit plate; 23, lower limiting board; 24, baffle plate; 25, rubber sleeve; 26, gland; 27, the 3rd spring body; 28, the first scraping teeth; 29, the second scraping teeth; 30, arc outer.
Detailed description of the invention
The standardized element used in the utility model all can be commercially, shaped piece all can carry out customized according to manual with the record of accompanying drawing, the concrete connected mode of each part all adopts the conventional means such as bolt, rivet, welding, stickup ripe in prior art, is not described in detail in this.
With reference to Fig. 1-6, the utility model detailed description of the invention comprises housing 1, self-sealing head 2 is movably set with in housing 1, one end of described housing 1 is provided with oil cylinder 3, piston 5 is connected with by lock shaft 4 in oil cylinder 3, piston 5 is connected with self-sealing head 2, and the other end of housing 1 is provided with oil cylinder connecting bolt 6 and cylinder cap 7, and oil cylinder connecting bolt 6 runs through housing 1 and links together with oil cylinder 3, housing 1 is fixed with side door 9 by side door bolt 8, some groups of interconnective horizontal grooves 10 and longitudinal groove 11 is provided with in self-sealing head 2, head rod 12 is provided with in horizontal groove 10, threaded rod 13 is provided with in longitudinal groove 11, the junction of horizontal groove 10 and longitudinal groove 11 is provided with trigonal slider 14, head rod 12 and threaded rod 13 respectively with a contacts side surfaces of trigonal slider 14, the 3rd spring body 27 is provided with between threaded rod 13 and trigonal slider 14, longitudinal groove 11 top is provided with the stop nut 15 be connected with threaded rod 13, the top of self-sealing head 2 is provided with gland 26, the outside that gland 26 is positioned at stop nut 15 is protected stop nut 15, the arranged outside of horizontal groove 10 has arc scraping blade 16, by the first spring body 17 compact siro spinning technology between two adjacent arc scraping blades 16, arc scraping blade 16 is provided with profile of tooth screw thread 18, arc scraping blade 15 is fixedly connected with head rod 12.The present embodiment is by arranging arc scraping blade 16 at self-sealing head 2 internal activity, utilize the amount of elastic deformation between arc scraping blade 16 and between threaded rod 13 and trigonal slider 14, when impurity particle on self-sealing head 2 with oil pipe contacts with each other, make arc scraping blade 16 automatically can produce corresponding transverse deformation and longitudinal deformation.This can make arc scraping blade 16 remain to coordinate with the good contact scraping off face, arc scraping blade 16 can not be made to sustain damage and then occur the halfway problem of frizing because running into impurity particle.When for various outer diameter oil pipe or to scrape power taking have different a requirement, dismounting gland 26, make trigonal slider 14 that lateral displacement occur by adjustment stop nut 15, the change of arc scraping blade 16 scraping position can be realized, thus adapt to different concrete operating modes.Be connected by the second connecting rod 19 between piston 5 with self-sealing head 2, the outside of the second connecting rod 19 is movably set with sleeve pipe 20, the second spring body 21 is connected with between the bottom of sleeve pipe 20 and the second connecting rod 19, the inside wall of sleeve pipe 20 is provided with upper limit plate 22 and lower limiting board 23, the lateral wall of the second connecting rod 19 is provided with the baffle plate 24 with upper limit plate 22 or lower limiting board 23 selective incubation, self-sealing head 2 is fixed on outside sleeve pipe 20.By the resilient engagement of sleeve pipe 20 with second connecting rod 19 between piston 5 and self-sealing head 2, ride comfort when self-sealing head 2 moves can be improved.Be provided with rubber sleeve 25 inside side door 9, rubber sleeve 25 is closely wrapped on oil cylinder connecting bolt 6, when can prevent oil cylinder 3 from working and extraneous parts produce and resonate.
In addition, profile of tooth screw thread 18 comprises the first scraping teeth 28 and the second scraping teeth 29, first scraping teeth 28 is 17 ° with the angle of vertical direction, and the second scraping teeth 29 is 25 ° with the angle of vertical direction, the top that the length of the first scraping teeth 28 is greater than the second scraping teeth 29, second scraping teeth 29 is provided with arc outer 30.When the greasy dirt of scraping oil-pipe external wall, the outer wall that first scraping teeth 28 can be close to oil pipe carries out scraping effectively, secondary cleaning can be carried out to the greasy dirt remaining in oil-pipe external wall in the arc outer 30 at the second scraping teeth 29 top, and the greasy dirt escape of impurities place self-sealing head preventing the first scraping teeth 28 from scraping down.
Wherein, it is identical with oil wiper of the prior art with operating principle that external stability of the present utility model pulls structure, carried out disclosing fully in the patent document that background technology is quoted, and is not described in detail in this.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and manual just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. the well head frizing self-sealing head device improved, comprise housing (1), self-sealing head (2) is movably set with in housing (1), it is characterized in that: one end of described housing (1) is provided with oil cylinder (3), piston (5) is connected with by lock shaft (4) in oil cylinder (3), piston (5) is connected with self-sealing head (2), the other end of housing (1) is provided with oil cylinder connecting bolt (6) and cylinder cap (7), and oil cylinder connecting bolt (6) runs through housing (1) and links together with oil cylinder (3); Housing (1) is fixed with side door (9) by side door bolt (8); some groups of interconnective horizontal grooves (10) and longitudinal groove (11) is provided with in self-sealing head (2), head rod (12) is provided with in horizontal groove (10), threaded rod (13) is provided with in longitudinal groove (11), the junction of horizontal groove (10) and longitudinal groove (11) is provided with trigonal slider (14), head rod (12) and threaded rod (13) respectively with a contacts side surfaces of trigonal slider (14), the 3rd spring body (27) is provided with between threaded rod (13) and trigonal slider (14), longitudinal groove (11) top is provided with the stop nut (15) be connected with threaded rod (13), the top of self-sealing head (2) is provided with gland (26), the outside that gland (26) is positioned at stop nut (15) is protected stop nut (15), the arranged outside of horizontal groove (10) has arc scraping blade (16), by the first spring body (17) compact siro spinning technology between two adjacent arc scraping blades (16), arc scraping blade (16) is provided with profile of tooth screw thread (18), arc scraping blade (15) is fixedly connected with head rod (12).
2. the well head frizing self-sealing head device of improvement according to claim 1, it is characterized in that: be connected by the second connecting rod (19) between described piston (5) with self-sealing head (2), the outside of the second connecting rod (19) is movably set with sleeve pipe (20), the second spring body (21) is connected with between the bottom of sleeve pipe (20) and the second connecting rod (19), the inside wall of sleeve pipe (20) is provided with upper limit plate (22) and lower limiting board (23), the lateral wall of the second connecting rod (19) is provided with the baffle plate (24) with upper limit plate (22) or lower limiting board (23) selective incubation, self-sealing head (2) is fixed on sleeve pipe (20) outside.
3. the well head frizing self-sealing head device of improvement according to claim 2, it is characterized in that: described side door (9) inner side is provided with rubber sleeve (25), and rubber sleeve (25) is closely wrapped on oil cylinder connecting bolt (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520118465.7U CN204532213U (en) | 2015-02-28 | 2015-02-28 | A kind of well head frizing self-sealing head device of improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520118465.7U CN204532213U (en) | 2015-02-28 | 2015-02-28 | A kind of well head frizing self-sealing head device of improvement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204532213U true CN204532213U (en) | 2015-08-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520118465.7U Expired - Fee Related CN204532213U (en) | 2015-02-28 | 2015-02-28 | A kind of well head frizing self-sealing head device of improvement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204532213U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096339A (en) * | 2019-06-18 | 2020-12-18 | 中国石油化工股份有限公司 | Automatic packing device for casing |
-
2015
- 2015-02-28 CN CN201520118465.7U patent/CN204532213U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096339A (en) * | 2019-06-18 | 2020-12-18 | 中国石油化工股份有限公司 | Automatic packing device for casing |
| CN112096339B (en) * | 2019-06-18 | 2022-02-18 | 中国石油化工股份有限公司 | Automatic packing device for casing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 834000 No. 48 Shengli Road, Karamay District, the Xinjiang Uygur Autonomous Region, Karamay Patentee after: Karamay Jianye energy Limited by Share Ltd Address before: 834000 No. 23, Beidou Road, the Xinjiang Uygur Autonomous Region, Karamay Patentee before: Karamay City Jian Ye Ltd |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20180228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |