CN201738887U - Long-stroke belt winding type beam pumping unit - Google Patents
Long-stroke belt winding type beam pumping unit Download PDFInfo
- Publication number
- CN201738887U CN201738887U CN2010202381217U CN201020238121U CN201738887U CN 201738887 U CN201738887 U CN 201738887U CN 2010202381217 U CN2010202381217 U CN 2010202381217U CN 201020238121 U CN201020238121 U CN 201020238121U CN 201738887 U CN201738887 U CN 201738887U
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- CN
- China
- Prior art keywords
- belt
- frame
- sucker rod
- head roll
- box casing
- 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 relates to a long-stroke belt winding type beam pumping unit which comprises a rack and a balance heavy box, wherein a driving device is fixedly arranged on the rack, the upper part of the rack is provided with a driving roller, on which a belt for pulling a pumping rod and a belt for pulling the balance heavy box are wound, the winding directions of the belt for pulling the pumping rod and the belt for pulling the balance heavy box on the driving roller are opposite, the belt for pulling the pumping rod and the belt for pulling the balance heavy box are wound on the end part of the belt section on the driving roller, the other end of the belt for pulling the pumping rod is used for a pumping rod pulling end connected with the pumping rod, and the other end of the belt for pulling the balance heavy box is connected with the balance heavy box. The beam pumping unit is convenient for installation and maintenance, and has high work efficiency.
Description
Technical field
The utility model relates to a kind of long stroke belt wound form oil pumper, belongs to oil exploitation equipment technology field.
Background technology
Oil pumper is the capital equipment of oil field surface production, and along with the improvement of oil field oil production technology and the actual needs of produced on-site, low energy consumption, high efficiency, big load, long stroke have become the main direction of current oil pumper development.Chinese patent ZL200920007631.0 discloses a kind of long stroke towing oil-pumping machine, this oil pumper promptly is a representative products in the long stroke pumping unit, it comprises frame, be installed with drive unit on the frame, be connected with the wire rope drag device on the drive unit, one end of wire rope drag device is connected with the balance loaded van, the other end is used for being connected with sucker rod, described wire rope drag device comprises the wire rope sheave, be arranged with wire rope on the wire rope sheave, the cross section of the grooving of described wire rope sheave is the U-shaped that opening part is opened outward, and described wire rope is connected with the balance loaded van by the fixed head with the wire rope installing hole that evenly is laid staggeredly.Also be provided with regulating wheel in the wire rope drag device, regulating wheel is used for making between wire rope and the wire rope sheave enough frictional force, avoids the phenomenon that occurs skidding.Above-mentioned oil pumper has been realized the function of long stroke, but because it adopts is the drive mechanism of wire rope, therefore it has the following disadvantages: 1) wire rope is not easy to install, and makes so installation and the replacing that can not easily carry out wire rope when safeguarding to cause maintenance efficiency lower; Need use regulating wheel to improve frictional force between wire rope and the wire rope sheave when 2) adopting wire rope, still, regulating wheel can bring adverse influence to the efficient raising of complete machine.
The utility model content
The purpose of this utility model provides a kind of being convenient to and installs, safeguards, the long stroke belt wound form oil pumper of high efficiency.
For achieving the above object, the utility model adopts following technical scheme: long stroke belt wound form oil pumper, comprise frame, the balance loaded van, be installed with drive unit on the frame, the top of described frame is provided with head roll, be wound with on the head roll and draw the sucker rod belt and even up the box casing belt, draw the sucker rod belt and even up the winding direction of box casing belt on head roll opposite, describedly draw the sucker rod belt and even up the end that the box casing belt is wound in the band section on the head roll and be connected mutually with head roll, the other end that draws the sucker rod belt be used for being connected with sucker rod draw the oil pumping rod end, the other end of evening up the box casing belt is connected with the balance loaded van.
Describedly draw the sucker rod belt and even up the box casing belt and be provided with two, draw the sucker rod belt and even up the box casing belt and on head roll, twine side by side.
Even up the middle part that the box casing belt is arranged on head roll for described two, two are drawn the corresponding respectively forward and backward end that is arranged on head roll of sucker rod belt.
Be provided with balance loaded van falling proof device between described balance loaded van and the frame, this device comprises safety arrestment pincers and centrifugal governor, described safety arrestment pincers are fixedly arranged on the balance loaded van, the clamping jaw of safety arrestment pincers cooperates with the guide rail work of setting vertically on the frame, described centrifugal governor is fixedly arranged on an end of frame, the other end of frame is rotatably equipped with pulley with respect to the centrifugal governor position, be arranged with dropproof wire rope between pulley and the centrifugal governor, the two ends of dropproof wire rope all are fixed on the safety arrestment pincers.
Also be provided with centralizing system between described frame and the balance loaded van, described centralizing system comprises the guide wheel that is arranged at balance loaded van both sides, and described guide wheel cooperates with described guide rail guiding.
Described drive unit comprises rare earth permanent-magnet synchronization motor, is connected with one-level belt reduction gearing mechanism on the rare earth permanent-magnet synchronization motor.
Described frame is provided with in order to detect the Hall element of balance loaded van displacement.
Long stroke belt wound form oil pumper of the present utility model has adopted belt as drive disk assembly, makes this oil pumper be convenient to install, safeguard.The technology that adopted the belt drive mechanism simplifying has reduced wearing and tearing, has prolonged the application life of transmission mechanism, has also improved operating efficiency simultaneously.Draw the sucker rod belt and even up the box casing belt and be wrapped on the head roll with opposite direction, the balance loaded van moves downward when sucker rod is drawn out like this, and sucker rod when moving downward the balance loaded van just can move upward.Draw the sucker rod belt and even up the box casing belt ends and fixedly connected, can prevent to draw the sucker rod belt and even up the box casing belt to split away off from head roll with head roll.
Even up the middle part that the box casing belt is arranged on head roll for two, two are drawn the corresponding respectively forward and backward end that is arranged on head roll of sucker rod belt, like this can be so that the stress balance at head roll two ends prevents to quicken to damage because of unbalance loading causes head roll.
Description of drawings
Fig. 1 is the structural representation of the utility model long stroke belt wound form oil pumper;
Fig. 2 draws the sucker rod belt and evens up the winding schematic diagram of box casing belt on head roll.
The specific embodiment
Shown in Fig. 1,2, the utility model long stroke belt wound form oil pumper, comprise a frame 14, be installed with a rare earth permanent-magnet synchronization motor 1 on the upper mounting plate of frame 14, on frame 14 upper mounting plates, be installed with a support roller installing rack 5, support roller 3 is installed on the support roller installing rack 5 near the well mouth of oil well place, a head roll 6 also is installed on the upper mounting plate of frame, and head roll 6 is parallel to each other with the axis of support roller 3.Rare earth permanent-magnet synchronization motor 1 drives head roll by one-level deceleration strip transmission mechanism 2 and rotates.Being wound with two on head roll respectively draws sucker rod belt 7 and two to even up box casing belt 8, draw the sucker rod belt and even up the winding direction of box casing belt on head roll 6 opposite, and draw the sucker rod belt and even up the end that the box casing belt is wrapped in the band section on the head roll 6 and all fixedly connected with head roll 6, wherein, two are drawn sucker rod belt 7 and two to even up box casing belt 8 to twine side by side on head roll 6, and even up the middle part that box casing belt 8 is positioned at head roll for two, two draw sucker rod belt 7 correspondence be arranged on head roll respectively before, rearward end.Draw the sucker rod belt to walk around support roller and be connected with sucker rod 10, be used to drive sucker rod and pump by polished rod eye device 9.The lower end of evening up the box casing belt is connected with an installing plate 12 by the polished rod eye device.Frame 14 inside are provided with the balance loaded van 13 of motion vertically, and balance loaded van 13 is fixedlyed connected with installing plate 12.Be installed with the guide rail 15 that vertically extends on the frame 14, the both sides of balance loaded van 13 are equipped with directive wheel 16, and directive wheel 16 is positioned at the both sides of guide rail 15 and cooperates with guide rail 15 guiding.Also have, be fixedly connected with safety arrestment pincers on the balance loaded van 13, the guide rail 15 that vertically is provided with on the clamping jaw of safety arrestment pincers and the frame 14 is worked and is cooperated, the upper mounting plate of frame 14 is installed with a centrifugal governor 23, the bottom of frame is rotatably equipped with pulley 24 with respect to centrifugal governor 23 positions, be arranged with dropproof wire rope 25 between pulley 24 and the centrifugal governor 23, the two ends of dropproof wire rope 25 all are fixed on the safety arrestment pincers.In addition, also be provided with Hall element on frame, Hall element is used for detecting the displacement of balance loaded van.
Claims (7)
1. long stroke belt wound form oil pumper, comprise frame, the balance loaded van, be installed with drive unit on the frame, it is characterized in that: the top of described frame is provided with head roll, be wound with on the head roll and draw the sucker rod belt and even up the box casing belt, draw the sucker rod belt and even up the winding direction of box casing belt on head roll opposite, describedly draw the sucker rod belt and even up the end that the box casing belt is wound in the band section on the head roll and be connected mutually with head roll, the other end that draws the sucker rod belt be used for being connected with sucker rod draw the oil pumping rod end, the other end of evening up the box casing belt is connected with the balance loaded van.
2. long stroke belt wound form oil pumper according to claim 1 is characterized in that: describedly draw the sucker rod belt and even up the box casing belt and be provided with two, draw the sucker rod belt and even up the box casing belt and twine side by side on head roll.
3. long stroke belt wound form oil pumper according to claim 2 is characterized in that: even up the middle part that the box casing belt is arranged on head roll for described two, two are drawn the corresponding respectively forward and backward end that is arranged on head roll of sucker rod belt.
4. according to claim 1 or 2 or 3 described long stroke belt wound form oil pumpers, it is characterized in that: be provided with balance loaded van falling proof device between described balance loaded van and the frame, this device comprises safety arrestment pincers and centrifugal governor, described safety arrestment pincers are fixedly arranged on the balance loaded van, the clamping jaw of safety arrestment pincers cooperates with the guide rail work of setting vertically on the frame, described centrifugal governor is fixedly arranged on an end of frame, the other end of frame is rotatably equipped with pulley with respect to the centrifugal governor position, be arranged with dropproof wire rope between pulley and the centrifugal governor, the two ends of dropproof wire rope all are fixed on the safety arrestment pincers.
5. long stroke belt wound form oil pumper according to claim 4, it is characterized in that: also be provided with centralizing system between described frame and the balance loaded van, described centralizing system comprises the guide wheel that is arranged at balance loaded van both sides, and described guide wheel cooperates with described guide rail guiding.
6. long stroke belt wound form oil pumper according to claim 5, it is characterized in that: described drive unit comprises rare earth permanent-magnet synchronization motor, is connected with one-level belt reduction gearing mechanism on the rare earth permanent-magnet synchronization motor.
7. long stroke belt wound form oil pumper according to claim 6 is characterized in that: described frame is provided with in order to detect the Hall element of balance loaded van displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202381217U CN201738887U (en) | 2010-06-25 | 2010-06-25 | Long-stroke belt winding type beam pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202381217U CN201738887U (en) | 2010-06-25 | 2010-06-25 | Long-stroke belt winding type beam pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201738887U true CN201738887U (en) | 2011-02-09 |
Family
ID=43554165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202381217U Expired - Fee Related CN201738887U (en) | 2010-06-25 | 2010-06-25 | Long-stroke belt winding type beam pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201738887U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775796A (en) * | 2015-04-15 | 2015-07-15 | 王福成 | Method and device for beam-free cluster well pumping unit |
| CN108979596A (en) * | 2018-09-14 | 2018-12-11 | 贵州航天林泉电机有限公司苏州分公司 | A kind of vertical oil-pumping machine with belt fracture defencive function |
-
2010
- 2010-06-25 CN CN2010202381217U patent/CN201738887U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775796A (en) * | 2015-04-15 | 2015-07-15 | 王福成 | Method and device for beam-free cluster well pumping unit |
| CN108979596A (en) * | 2018-09-14 | 2018-12-11 | 贵州航天林泉电机有限公司苏州分公司 | A kind of vertical oil-pumping machine with belt fracture defencive function |
| CN108979596B (en) * | 2018-09-14 | 2024-04-05 | 贵州航天林泉电机有限公司苏州分公司 | Vertical pumping unit with belt fracture protection function |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20160625 |