CN209163764U - A kind of polish rod seal device being conveniently replaceable maintenance - Google Patents

A kind of polish rod seal device being conveniently replaceable maintenance Download PDF

Info

Publication number
CN209163764U
CN209163764U CN201821568511.3U CN201821568511U CN209163764U CN 209163764 U CN209163764 U CN 209163764U CN 201821568511 U CN201821568511 U CN 201821568511U CN 209163764 U CN209163764 U CN 209163764U
Authority
CN
China
Prior art keywords
copper sheathing
wall
rod body
main rod
fixedly connected
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.)
Active
Application number
CN201821568511.3U
Other languages
Chinese (zh)
Inventor
杨淑荣
王宁
单长城
李健
王远
刘鑫
周胜男
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Liaoning Talon Oil Machinery Co Ltd
Original Assignee
Liaoning Talon Oil Machinery Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Liaoning Talon Oil Machinery Co Ltd filed Critical Liaoning Talon Oil Machinery Co Ltd
Priority to CN201821568511.3U priority Critical patent/CN209163764U/en
Application granted granted Critical
Publication of CN209163764U publication Critical patent/CN209163764U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of polish rod seal devices for being conveniently replaceable maintenance, including main rod body and copper sheathing, the main rod body plugs in copper sheathing vertically, two fixed blocks being oppositely arranged are slidably connected in the copper sheathing, two opposite sides of the fixed block offset with main rod body, the fixed block is rotatably connected to screw rod far from the side of main rod body, the screw rod runs through the inner wall of copper sheathing far from one end of fixed block and is fixedly connected with knob, the inner wall of the copper sheathing is equipped with screw thread mouth corresponding with screw rod, the interior bottom of the copper sheathing is equipped with sliding slot, slide bar is fixedly connected in the sliding slot, sliding sleeve is connected to sliding block on the slide bar, one end of the sliding block is fixedly connected with fixed block, the top of the copper sheathing is equipped with shell.The utility model keeps device demolition and maintenance more convenient by the setting of multiple seal assemblies being freely disassembled, to reduce the number that stops doing business of each well, improves the Liquid output of oil well.

Description

A kind of polish rod seal device being conveniently replaceable maintenance
Technical field
The utility model relates to oil field shaft mouth technical field of oil extraction equipment more particularly to a kind of polished rods for being conveniently replaceable maintenance Sealing device.
Background technique
Polished rod sealer, also referred to as well mouth sealing device have been widely used in Liaohe Oil Field, Daqing oil field, this close Seal apparatus mostly uses greatly based on polished rod integral sealing, and polished rod pumps in sealer realizes that oil recovery acts, then passes through Stroke, jig frequency are adjusted to reach required oil production.The design rationality of sealing device and the high efficiency of replacement installation all can shadows It rings and arrives oil recovery efficiency, by largely investigating discovery, the sealing device at Liaohe Oil Field scene is different.
But the problems such as existing seal assembly replacement cycle is short, seal assembly disassembly is difficult, the great shadow of these problems The replacement efficiency for ringing the normal work and seal assembly to polished rod sealer causes the operation of each well to stop the increase of the well frequency, Many derivative influences such as Liquid output reduction.
Utility model content
Purpose of the utility model is to solve the seal assembly replacement cycle in the prior art is short, seal assembly disassembly The problems such as difficult, the normal work of these problems strong influence to polished rod sealer and the replacement efficiency of seal assembly, make The problem of stopping the increase of the well frequency at the operation of each well, and a kind of polish rod seal device for being conveniently replaceable maintenance proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of polish rod seal device being conveniently replaceable maintenance, including main rod body and copper sheathing, the main rod body plug copper vertically In set, slidably connect two fixed blocks being oppositely arranged in the copper sheathing, the opposite side of two fixed blocks with master The body of rod offsets, and the fixed block is rotatably connected to screw rod far from the side of main rod body, and the screw rod is passed through far from one end of fixed block It wears the inner wall of copper sheathing and is fixedly connected with knob, the inner wall of the copper sheathing is equipped with screw thread mouth corresponding with screw rod, the copper sheathing Interior bottom be equipped with sliding slot, be fixedly connected with slide bar in the sliding slot, sliding sleeve is connected to sliding block on the slide bar, the sliding block One end is fixedly connected with fixed block, and the top of the copper sheathing is equipped with shell, and the shell is slidably socketed in the outside of main rod body, institute The top for stating copper sheathing is equipped with the corresponding mounting groove of shell, and the outer wall of the shell is fixedly connected with multiple fixed links, the shell Top be equipped with fixing sleeve, the fixing sleeve sliding sleeve is set to the outside of main rod body, has been placed equidistant in the fixing sleeve multipair First sealing ring, the inner wall of first sealing ring and the outer wall of main rod body offset, and the top slide of the main rod body is socketed with Sealing shroud, screw thread is socketed lock sleeve on the outer wall of the sealing shroud.
Preferably, the main rod body is located at the intracorporal one end sliding sleeve of shell and is connected to the second sealing ring.
Preferably, multiple support rods are fixedly connected on the outer wall of the fixing sleeve.
Preferably, two equal fixed bondings in the opposite side of the fixed block have cushion.
Preferably, spring is arranged on the slide bar, inner wall of the both ends of the spring respectively with sliding block and sliding slot is fixed Connection.
Preferably, rubber sleeve is fixedly attached on the outer wall of the knob.
In the utility model, screw rod rotation is driven first with knob, to drive the fixed main rod body of fixed block, while sliding block With the setting of slide bar, fixed block shaking can be effectively prevented, spring can play certain resilient support to sliding block, then rotate Lock sleeve is pressed down against fixing sleeve from top, so that fixing sleeve is driven to fix each seal assembly, while the first sealing ring, The setting of second sealing ring and sealing shroud, can enhancement device sealing effect, simultaneously because the cunning between each seal assembly Dynamic connection relationship, it is convenient that dismounting and change is carried out to device.The utility model is set by multiple seal assemblies being freely disassembled It sets, keeps device demolition and maintenance more convenient, to reduce the number that stops doing business of each well, improve the Liquid output of oil well.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of polish rod seal device for being conveniently replaceable maintenance structural schematic diagram;
Fig. 2 is structural schematic diagram at the A of Fig. 1.
In figure: 1 main rod body, 2 copper sheathings, 3 fixed blocks, 4 screw rods, 5 knobs, 6 slide bars, 7 sliding blocks, 8 shells, 9 fixed links, 10 Fixing sleeve, 11 first sealing rings, 12 springs, 13 sealing shrouds, 14 lock sleeves, 15 second sealing rings, 16 support rods.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-2, a kind of polish rod seal device being conveniently replaceable maintenance, including main rod body 1 and copper sheathing 2, main rod body 1 It plugs in copper sheathing 2 vertically, two fixed blocks 3 being oppositely arranged is slidably connected in copper sheathing 2 for fixing main rod body 1, two solid Determine the opposite side of block 3 to offset with main rod body 1, fixed block 3 is rotatably connected to screw rod 4 far from the side of main rod body 1, is used for band Dynamic fixed block 3 is mobile, and screw rod 4 runs through the inner wall of copper sheathing 2 far from one end of fixed block 3 and is fixedly connected with knob 5, for driving Screw rod 4 rotates, and the inner wall of copper sheathing 2 is equipped with screw thread mouth corresponding with screw rod 4, and the interior bottom of copper sheathing 2 is equipped with sliding slot, consolidates in sliding slot Surely it is connected with slide bar 6, is used to support sliding block 7, sliding sleeve is connected to sliding block 7 on slide bar 6, it is used to support fixed block 3, the one of sliding block 7 End is fixedly connected with fixed block 3, and the top of copper sheathing 2 is equipped with shell 8, and for protecting the second sealing ring 15, shell 8 is slidably socketed In the outside of main rod body 1, the top of copper sheathing 2 is equipped with the corresponding mounting groove of shell 8, and the outer wall of shell 8 easy to disassemble, shell 8 is solid Surely multiple fixed links 9 are connected with, facilitate fixed device, the top of shell 8 is equipped with fixing sleeve 10, for protecting the first sealing ring 11,10 sliding sleeve of fixing sleeve is set to the outside of main rod body 1, has been placed equidistant with multipair first sealing ring 11 in fixing sleeve 10, enhances The leakproofness of device, the inner wall of the first sealing ring 11 and the outer wall of main rod body 1 offset, and the top slide of main rod body 1 is socketed with close Big envelope 13, for the leakproofness of enhancement device, screw thread is socketed lock sleeve 14 on the outer wall of sealing shroud 13, for fixing each sealing group Part.
In the utility model, one end sliding sleeve that main rod body 1 is located in shell 8 is connected to the second sealing ring 15, enhancement device Leakproofness, be fixedly connected with multiple support rods 16 on the outer wall of fixing sleeve 10, facilitate fixed device, two fixed blocks 3 are opposite The equal fixed bonding in side have cushion, certain elastic buffer is played to main rod body 1, spring 12, spring are arranged on slide bar 6 12 both ends are fixedly connected with the inner wall of sliding block 7 and sliding slot respectively, and certain resilient support, the outer wall of knob 5 are played to sliding block 7 On be fixedly attached rubber sleeve, facilitate turning knob 5.
In the utility model, screw rod 4 is driven to rotate first with knob 5, to drive the fixed main rod body 1 of fixed block 3, simultaneously The setting of sliding block 7 and slide bar 6, can be effectively prevented the shaking of fixed block 3, and spring 12 can play certain elasticity branch to sliding block 7 Support, then rotation lock fixed 14, are pressed down against fixing sleeve 10 from top, so that fixing sleeve 10 be driven to fix each sealing group Part, while the setting of the first sealing ring 11, the second sealing ring 15 and sealing shroud 13, can enhancement device sealing effect, together When due to the relationship that is slidably connected between each seal assembly, it is convenient that dismounting and change is carried out to device.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of polish rod seal device for being conveniently replaceable maintenance, including main rod body (1) and copper sheathing (2), which is characterized in that the master The body of rod (1) is plugged vertically in copper sheathing (2), slidably connects two fixed blocks (3) being oppositely arranged in the copper sheathing (2), and two The opposite side of the fixed block (3) offsets with main rod body (1), and the fixed block (3) rotates far from the side of main rod body (1) It is connected with screw rod (4), the screw rod (4) runs through the inner wall of copper sheathing (2) far from the one end of fixed block (3) and is fixedly connected with knob (5), the inner wall of the copper sheathing (2) is equipped with screw thread mouth corresponding with screw rod (4), and the interior bottom of the copper sheathing (2) is equipped with sliding slot, It is fixedly connected in the sliding slot slide bar (6), sliding sleeve is connected to sliding block (7) on the slide bar (6), one end of the sliding block (7) It is fixedly connected with fixed block (3), the top of the copper sheathing (2) is equipped with shell (8), and the shell (8) is slidably socketed in main rod body (1) top of outside, the copper sheathing (2) is equipped with shell (8) corresponding mounting groove, and the outer wall of the shell (8) is fixedly connected Have multiple fixed links (9), the top of the shell (8) is equipped with fixing sleeve (10), and fixing sleeve (10) sliding sleeve is set to mobile jib The outside of body (1), the fixing sleeve (10) is interior to be placed equidistant with multipair first sealing ring (11), first sealing ring (11) Inner wall and the outer wall of main rod body (1) offset, and the top slide of the main rod body (1) is socketed with sealing shroud (13), the sealing shroud (13) screw thread socket lock sleeve (14) on outer wall.
2. a kind of polish rod seal device for being conveniently replaceable maintenance according to claim 1, which is characterized in that the main rod body (1) one end sliding sleeve being located in shell (8) is connected to the second sealing ring (15).
3. a kind of polish rod seal device for being conveniently replaceable maintenance according to claim 1, which is characterized in that the fixing sleeve (10) multiple support rods (16) are fixedly connected on outer wall.
4. a kind of polish rod seal device for being conveniently replaceable maintenance according to claim 1, which is characterized in that two described solid Determining the opposite equal fixed bonding in side of block (3) has cushion.
5. a kind of polish rod seal device for being conveniently replaceable maintenance according to claim 1, which is characterized in that the slide bar (6) it is arranged on spring (12), the both ends of the spring (12) are fixedly connected with the inner wall of sliding block (7) and sliding slot respectively.
6. a kind of polish rod seal device for being conveniently replaceable maintenance according to claim 1, which is characterized in that the knob (5) rubber sleeve is fixedly attached on outer wall.
CN201821568511.3U 2018-09-21 2018-09-21 A kind of polish rod seal device being conveniently replaceable maintenance Active CN209163764U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821568511.3U CN209163764U (en) 2018-09-21 2018-09-21 A kind of polish rod seal device being conveniently replaceable maintenance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821568511.3U CN209163764U (en) 2018-09-21 2018-09-21 A kind of polish rod seal device being conveniently replaceable maintenance

Publications (1)

Publication Number Publication Date
CN209163764U true CN209163764U (en) 2019-07-26

Family

ID=67332261

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821568511.3U Active CN209163764U (en) 2018-09-21 2018-09-21 A kind of polish rod seal device being conveniently replaceable maintenance

Country Status (1)

Country Link
CN (1) CN209163764U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111122050A (en) * 2019-12-20 2020-05-08 无锡至鑫微科技有限公司 Ceramic pressure sensor's installation seal structure
CN111852376A (en) * 2020-07-20 2020-10-30 席小平 Well head and sealing protection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111122050A (en) * 2019-12-20 2020-05-08 无锡至鑫微科技有限公司 Ceramic pressure sensor's installation seal structure
CN111852376A (en) * 2020-07-20 2020-10-30 席小平 Well head and sealing protection device

Similar Documents

Publication Publication Date Title
CN209163764U (en) A kind of polish rod seal device being conveniently replaceable maintenance
CN107598513A (en) Internet computer maintenance dismounts intelligent production line
CN107932301B (en) A kind of cast grinding ball drum-type seperator
CN106076178A (en) A kind of cosmetic material rotates percussion mechanism
CN209548952U (en) A kind of efficient filter-bag
CN208793026U (en) A kind of safety-type Coal Mine Electromechanical Equipment for coal mining
CN204123080U (en) The assemble mechanism of isolator star-wheel flexible roller assembly machine
CN105463710B (en) A kind of mechanism for lifting pressre of sewing machine
CN205331005U (en) Electronic oil pump of diving of gear formula
CN208634324U (en) A kind of tooth form bearing special belt pulley
CN208981990U (en) The washing pipe assembly of top-driving well drilling device
CN208951026U (en) A kind of environment-friendly type cylinder protective device
CN207767505U (en) A kind of circumferential direction Multi-station linked mechanism
CN208702162U (en) A kind of building template surface impurity removing and cleaning device
CN208245272U (en) A kind of VR spectacle cleaning device
CN207418235U (en) The just accurate cap hanging device of rubbing type cap screwing machine bottle cap
CN107716374A (en) A kind of burnisher for piston ring
CN103237160A (en) Protecting cover with function of automatic vacuumizing
CN205291882U (en) Special manipulator of silk screen printing
CN201992126U (en) Electric control reversing valve
CN204782826U (en) Sucker rod rotary apparatus
CN210531104U (en) Bipolar compression permanent magnetism frequency conversion air compressor machine
CN207743676U (en) A kind of outdoor exhibition cable connecting device
CN207892883U (en) A kind of corrosive resistant fan sealing device
CN204093679U (en) A kind of drive mechanism of point gum machine gear pump

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant