CN208020119U - Wellbore pump piston withdrawing device - Google Patents
Wellbore pump piston withdrawing device Download PDFInfo
- Publication number
- CN208020119U CN208020119U CN201820475786.6U CN201820475786U CN208020119U CN 208020119 U CN208020119 U CN 208020119U CN 201820475786 U CN201820475786 U CN 201820475786U CN 208020119 U CN208020119 U CN 208020119U
- Authority
- CN
- China
- Prior art keywords
- steel pricker
- installation cavity
- pump piston
- placed cavity
- link block
- 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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Abstract
The utility model discloses a kind of wellbore pump piston withdrawing devices, including steel pricker, installation cavity is offered on the steel pricker, mounting groove there are two symmetrically being opened up on the top side inner wall of the installation cavity, it is installed with the same connecting rod on the both sides inner wall of the mounting groove, sliding sleeve is equipped with link block in the connecting rod, the top side of the link block is installed with down steel drawing hook, the bottom side of the link block extends in installation cavity, and it is rotatably connected to pull rod, pull rod is to be obliquely installed, the bottom end of the pull rod is rotatably connected to mounting blocks, placed cavity is offered on the steel pricker, the placed cavity is located at the lower section of installation cavity, the side of the steel pricker offers rotation slot, rotation slot is connected with placed cavity, it is rotatablely equipped with rotating bar in the rotation slot.The utility model is simple in structure, easy to use, can easily take out piston from drilling pump, and driller is time saving and energy saving when in use, meets the use demand of user.
Description
Technical field
The utility model is related to withdrawing device technical field more particularly to a kind of wellbore pump piston withdrawing devices.
Background technology
During wellbore construction, wellbore pump piston need to be replaced frequently, and the method that traditional piston takes out is usually to use
Hammer, oil pipe are hit, and piston cap, screw thread and scuffing of cylinder bore deformation, cylinder sleeve can usually be caused cut occur during entire take out,
It needs more people to coordinate when reducing piston, pull rod, the cylinder sleeve even service life of cooling cylinder, and installing to complete, labor intensity is big；It is right
For driller, it is a time-consuming and laborious high intensity muscular labor to replace piston, cannot meet the use demand of user.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the wellbore pump piston proposed takes out
Device.
To achieve the goals above, the utility model uses following technical solution：
Wellbore pump piston withdrawing device, including steel pricker, offer installation cavity on the steel pricker, in the top side of the installation cavity
It is symmetrically opened up on wall there are two mounting groove, the same connecting rod, the company is installed on the both sides inner wall of the mounting groove
Sliding sleeve is equipped with link block on extension bar, and the top side of the link block is installed with down steel drawing hook, and the bottom side of the link block is prolonged
It extending in installation cavity, and is rotatably connected to pull rod, pull rod is to be obliquely installed, and the bottom end of the pull rod is rotatably connected to mounting blocks,
Placed cavity is offered on the steel pricker, the placed cavity is located at the lower section of installation cavity, and the side of the steel pricker offers rotation slot,
Rotation slot is connected with placed cavity；
Rotating bar is rotatablely equipped in the rotation slot, one end that the rotating bar is located remote from chamber extends to outside steel pricker,
And it is welded with crank, the rotating bar is extended to close to one end of placed cavity in placed cavity, and is welded with the first angular wheel, institute
It states and is engaged with the second angular wheel on the first angular wheel, sliding slot, the sliding slot are offered on the bottom side inner wall of the placed cavity
It is inside slidably fitted with screw rod, the top of the screw rod is extended to through the second angular wheel in installation cavity, and is welded on mounting blocks
Bottom side on.
Preferably, the bottom side of the installation cavity offers slide opening, and slide opening is connected with placed cavity, and screw slide, which is mounted on, to be slided
In hole.
Preferably, threaded hole is offered on second angular wheel, screw flight is mounted in threaded hole.
Preferably, the both sides of the steel pricker offer link slot, and two link slots are connected with two mounting grooves respectively.
Preferably, through-hole is offered on the link block, connecting rod is slidably mounted in through-hole.
Preferably, the side that two link blocks are located remotely from each other is welded with spring, one end that two springs are located remotely from each other point
It is not welded on the side inner wall that two mounting grooves are located remotely from each other.
Preferably, helicla flute is uniformly provided on the steel pricker, and the bottom end of steel pricker is welded with swing handle.
Compared with prior art, the utility model has the beneficial effects that：
By using steel pricker, installation cavity, mounting groove, connecting rod, link block, fall steel drawing hook, spring, pull rod, mounting blocks, put
It sets chamber, rotation slot, rotating bar, the first angular wheel, second angular wheel, sliding slot, screw rod to be used cooperatively so that work as drilling pump
When piston needs to take out, by the tip alignment piston centre position of steel pricker, swing handle is then rotated, swing handle drives steel pricker
It screws in piston, then shakes crank, crank drives rotating bar rotation, rotating bar to drive the rotation of the first angular wheel, the first cone
Shape gear drives the rotation of the second angular wheel, the second angular wheel that screw rod upward sliding, screw rod is driven to push mounting blocks to moving up
Dynamic, mounting blocks pushing drawing rod, pull rod pushes link block sliding, and link block drives the movement of falling steel drawing hook, when steel drawing hook moves out
When mounting groove, stop shaking crank, pull handle can easily take out piston from drilling pump, the utility model structure letter
It is single, it is easy to use, easily piston can be taken out from drilling pump, driller is time saving and energy saving when in use, meets user's
Use demand.
Description of the drawings
Fig. 1 be the utility model proposes wellbore pump piston withdrawing device structural schematic diagram；
Fig. 2 be the utility model proposes wellbore pump piston withdrawing device part A structural schematic diagram；
Fig. 3 be the utility model proposes wellbore pump piston withdrawing device part B structural schematic diagram；
Fig. 4 be the utility model proposes wellbore pump piston withdrawing device link block stereogram.
In figure：Steel drawing hook, 7 springs, 8 pull rods, 9 are pacified for 1 steel pricker, 2 installation cavitys, 3 mounting grooves, 4 connecting rods, 5 link blocks, 6
Fill block, 10 placed cavities, 11 rotation slots, 12 rotating bars, 13 first angular wheels, 14 second angular wheels, 15 sliding slots, 16 screw rods.
Specific implementation mode
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.
Referring to Fig.1-4, wellbore pump piston withdrawing device, including steel pricker 1 offer installation cavity 2 on steel pricker 1, installation cavity 2
It is symmetrically opened up on the inner wall of top side there are two mounting groove 3, the same connecting rod 4 is installed on the both sides inner wall of mounting groove 3, even
Sliding sleeve is equipped with link block 5 on extension bar 4, and the top side of link block 5 is installed with down steel drawing hook 6, and the bottom side of link block 5 extends to
In installation cavity 2, and it is rotatably connected to pull rod 8, pull rod 8 is to be obliquely installed, and the bottom end of pull rod 8 is rotatably connected to mounting blocks 9, steel pricker
Placed cavity 10 is offered on 1, placed cavity 10 is located at the lower section of installation cavity 2, and the side of steel pricker 1 offers rotation slot 11, rotation slot
11 are connected with placed cavity 10；
Rotating bar 12 is rotatablely equipped in rotation slot 11, one end that rotating bar 12 is located remote from chamber 10 extends to outside steel pricker 1,
And it is welded with crank, rotating bar 12 is extended to close to one end of placed cavity 10 in placed cavity 10, and is welded with the first angular wheel
13, the second angular wheel 14 is engaged on the first angular wheel 13, and sliding slot 15, sliding slot are offered on the bottom side inner wall of placed cavity 10
Screw rod 16 is slidably fitted in 15, the top of screw rod 16 is extended to through the second angular wheel 14 in installation cavity 2, and is welded on peace
Fill block 9 bottom side on, by using steel pricker 1, installation cavity 2, mounting groove 3, connecting rod 4, link block 5, fall steel drawing hook 6, spring 7,
Pull rod 8, mounting blocks 9, placed cavity 10, rotation slot 11, rotating bar 12, the first angular wheel 13, the second angular wheel 14, sliding slot
15, screw rod 16 is used cooperatively so that when wellbore pump piston needs to take out, by the tip alignment piston centre position of steel pricker 1,
Then swing handle is rotated, swing handle drives steel pricker 1 to screw in piston, then shakes crank, and crank drives 12 turns of rotating bar
Dynamic, rotating bar 12 drives the rotation of the first angular wheel 13, the first angular wheel 13 to drive the rotation of the second angular wheel 14, the second cone
Shape gear 14 drives 16 upward sliding of screw rod, screw rod 16 that mounting blocks 9 is pushed to move up, and 9 pushing drawing rod 8 of mounting blocks, pull rod 8 pushes away
Dynamic link block 5 slides, and link block 5 drives steel drawing hook 6 to move, and when steel drawing hook 6 moves out mounting groove 3, stopping is shaken
Pull handle can easily take out piston from drilling pump, and the utility model is simple in structure, easy to use, can be easily
Piston is taken out from drilling pump, driller is time saving and energy saving when in use, meets the use demand of user.
In the utility model, the bottom side of installation cavity 2 offers slide opening, and slide opening is connected with placed cavity 10, and screw rod 16 slides
In slide opening, threaded hole is offered on the second angular wheel 14, screw rod 16 is threadably mounted in threaded hole, and the two of steel pricker 1
Side offers link slot, and two link slots are connected with two mounting grooves 3 respectively, and through-hole, connecting rod are offered on link block 5
4 are slidably mounted in through-hole, and the side that two link blocks 5 are located remotely from each other is welded with spring 7, what two springs 7 were located remotely from each other
One end is respectively welded on the side inner wall that two mounting grooves 3 are located remotely from each other, and helicla flute, and steel pricker 1 are uniformly provided on steel pricker 1
Bottom end be welded with swing handle, by using steel pricker 1, installation cavity 2, mounting groove 3, connecting rod 4, link block 5, fall steel drawing hook 6,
Spring 7, pull rod 8, mounting blocks 9, placed cavity 10, rotation slot 11, rotating bar 12, the first angular wheel 13, the second angular wheel 14,
Sliding slot 15, screw rod 16 are used cooperatively so that when wellbore pump piston needs to take out, the tip of steel pricker 1 is directed at piston centre
Then position rotates swing handle, swing handle drives steel pricker 1 to screw in piston, then shakes crank, and crank drives rotating bar
12 rotations, rotating bar 12 drive the rotation of the first angular wheel 13, the first angular wheel 13 to drive the rotation of the second angular wheel 14, the
Two angular wheels 14 drive 16 upward sliding of screw rod, screw rod 16 that mounting blocks 9 is pushed to move up, and 9 pushing drawing rod 8 of mounting blocks is drawn
Bar 8 pushes link block 5 to slide, and link block 5 drives steel drawing hook 6 to move, and when steel drawing hook 6 moves out mounting groove 3, stops shaking
Shake handle, pull handle can easily take out piston from drilling pump, and the utility model is simple in structure, easy to use, can be light
Easy takes out piston from drilling pump, and driller is time saving and energy saving when in use, meets the use demand of user.
Operation principle：When wellbore pump piston needs to take out, then the tip alignment piston centre position of steel pricker 1 turns
Dynamic swing handle, due to being uniformly provided with helicla flute on steel pricker 1, swing handle drives steel pricker 1 to screw in piston, when mounting groove 3
When reaching piston inboard, stop operating swing handle, then shakes crank, and crank drives rotating bar 12 to turn in rotation slot 11
Dynamic, rotating bar 12 drives the rotation of the first angular wheel 13, since the first angular wheel 13 is engaged with the second angular wheel 14, first
Angular wheel 13 drives the rotation of the second angular wheel 14, since screw rod 16 is threadably mounted at the threaded hole on the second angular wheel 14
Interior, the second angular wheel 14 drives the upward sliding in sliding slot 15 of screw rod 16, screw rod 16 that mounting blocks 9 is pushed to move up, and installs
9 pushing drawing rod 8 of block, pull rod 8 push link block 5 to be slided in connecting rod 4,5 compressed spring 7 of link block, and link block 5, which drives, to be fallen to draw
Steel hook 6 moves in mounting groove 3, when steel drawing hook 6 moves out mounting groove 3, stops shaking crank, then pull handle, by
The inboard of piston is tightly bitten in steel drawing hook 6, so pull handle can easily take out piston from drilling pump, operation letter
It is single, meet the use demand of user.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
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 (7)
1. wellbore pump piston withdrawing device, including steel pricker (1), which is characterized in that installation cavity (2) is offered on the steel pricker (1),
It is symmetrically opened up on the top side inner wall of the installation cavity (2) there are two mounting groove (3), it is solid on the both sides inner wall of the mounting groove (3)
Dingan County is equipped with the same connecting rod (4), and sliding sleeve is equipped with link block (5), the top of the link block (5) on the connecting rod (4)
Side is installed with down steel drawing hook (6), and the bottom side of the link block (5) extends in installation cavity (2), and is rotatably connected to pull rod
(8), pull rod (8) is to be obliquely installed, and the bottom end of the pull rod (8) is rotatably connected to mounting blocks (9), is opened up on the steel pricker (1)
There are placed cavity (10), the placed cavity (10) to be located at the lower section of installation cavity (2), the side of the steel pricker (1) offers rotation slot
(11), rotation slot (11) is connected with placed cavity (10)；
It is rotatablely equipped with rotating bar (12) in the rotation slot (11), one end that the rotating bar (12) is located remote from chamber (10) is prolonged
It extends to steel pricker (1) outside, and is welded with crank, the rotating bar (12) extends to placed cavity (10) close to one end of placed cavity (10)
It is interior, and it is welded with the first angular wheel (13), the second angular wheel (14) is engaged on first angular wheel (13), it is described
Sliding slot (15) is offered on the bottom side inner wall of placed cavity (10), and screw rod (16), the spiral shell are slidably fitted in the sliding slot (15)
The top of bar (16) is extended to through the second angular wheel (14) in installation cavity (2), and is welded on the bottom side of mounting blocks (9).
2. wellbore pump piston withdrawing device according to claim 1, which is characterized in that open the bottom side of the installation cavity (2)
Equipped with slide opening, slide opening is connected with placed cavity (10), and screw rod (16) is slidably mounted in slide opening.
3. wellbore pump piston withdrawing device according to claim 1, which is characterized in that on second angular wheel (14)
Threaded hole is offered, screw rod (16) is threadably mounted in threaded hole.
4. wellbore pump piston withdrawing device according to claim 1, which is characterized in that open the both sides of the steel pricker (1)
Equipped with link slot, two link slots are connected with two mounting grooves (3) respectively.
5. wellbore pump piston withdrawing device according to claim 1, which is characterized in that offered on the link block (5)
Through-hole, connecting rod (4) are slidably mounted in through-hole.
6. wellbore pump piston withdrawing device according to claim 1, which is characterized in that two link blocks (5) are located remotely from each other
Side be welded with spring (7), it is mutually remote that one end that two springs (7) are located remotely from each other is respectively welded at two mounting grooves (3)
From side inner wall on.
7. wellbore pump piston withdrawing device according to claim 1, which is characterized in that uniformly opened up on the steel pricker (1)
There is helicla flute, and the bottom end of steel pricker (1) is welded with swing handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820475786.6U CN208020119U (en) | 2018-04-04 | 2018-04-04 | Wellbore pump piston withdrawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820475786.6U CN208020119U (en) | 2018-04-04 | 2018-04-04 | Wellbore pump piston withdrawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208020119U true CN208020119U (en) | 2018-10-30 |
Family
ID=63910113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820475786.6U Expired - Fee Related CN208020119U (en) | 2018-04-04 | 2018-04-04 | Wellbore pump piston withdrawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208020119U (en) |
-
2018
- 2018-04-04 CN CN201820475786.6U patent/CN208020119U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181030 Termination date: 20190404 |