CN2876377Y - Sliding type stroke regulation mechanism of oil pumping machine - Google Patents
Sliding type stroke regulation mechanism of oil pumping machine Download PDFInfo
- Publication number
- CN2876377Y CN2876377Y CN 200620025342 CN200620025342U CN2876377Y CN 2876377 Y CN2876377 Y CN 2876377Y CN 200620025342 CN200620025342 CN 200620025342 CN 200620025342 U CN200620025342 U CN 200620025342U CN 2876377 Y CN2876377 Y CN 2876377Y
- Authority
- CN
- China
- Prior art keywords
- crank
- slideway
- pumping unit
- slide block
- sliding type
- 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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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses a kind of sliding stroke adjustment device in a pumping unit, aiming to provide a sliding stroke adjustment device in a pumping unit of simple structure, convenient operation and high efficiency. The model compromises a crank; the crank has an oil output hole; the balanced weight adjustment chutes are respectively arranged on both sides of the crank; the right middle of the crank has the slipway; the crank shaft and the sliding block form the sliding body arranged in the slipway; the sliding block is arranged on the crank through the clamping bolt, or the clamping bolt and the pressing plate are fixed on the crank. The utility model adjusts the position of the crank shaft in a sliding way so as to adjust the stroke of pumping units; the model is simple in structure with no conjugation of the crane; the operation of the device is easy, saving time and labor; thus the model reduces the labor intensity of workers, improves the safety of the operation and meanwhile improves the work efficiency.
Description
Technical field
The utility model relates to a kind of stroke regulating mechanism of pumping unit, in particular, relates to a kind of pumping unit sliding type stroke regulating mechanism.
Background technique
At present, the structure of beam pumping unit generally comprises horse head, walking beam, support, connecting rod crossbeam, base, crank, retarder, power engine, rope hanger, is installed with support, retarder, power engine etc. on base.Pumping unit in use needs the stroke of pumping unit is adjusted.A plurality of crank axis holes are arranged on the crank of existing pumping unit, during adjustment by crankshaft being installed in the stroke of regulating pumping unit in the different crank axis holes.When adjusting stroke, the crankshaft with a side draws off in the crank axis hole earlier, is installed in the crank axis hole that need be adjusted to, and again opposite side is done identical work.In order to guarantee safety, need before and after the walking beam to beat stationary rope, prevent from serious tenesmus to take place when crankshaft from drawing off or face upward, also to use the crane cooperating sometimes, crankshaft could be installed in the crank axis hole reposefully.Whole process procedures complexity, dangerous high, time-consuming taking a lot of work, working strength of workers is big, thereby has influenced working efficiency.
The model utility content
The utility model is in order to overcome deficiency of the prior art, and a kind of pumping unit sliding type stroke regulating mechanism of simple in structure, easy to operate, high working efficiency is provided.
The utility model is achieved through the following technical solutions:
A kind of pumping unit sliding type stroke regulating mechanism, comprise crank, described crank is provided with output shaft hole, the both sides of described crank are respectively arranged with balancer weight and adjust slideway, it is characterized in that, described crank center is provided with slideway, and crankshaft places in the described slideway with slide block composition gliding mass, and described slide block is fixed on the crank by hold-down bolt or hold-down bolt and pressing plate.
The cross section of described slideway is T type or I shape.
The end of described crank is provided with the guide plate that has internal thread, have that externally threaded guide rod passes described guide plate, slideway is connected with described slide block, both sides with the guide rod relevant position on the described slide block are respectively arranged with pin hole, be provided with cotter slot with the corresponding position of pin hole on the described guide rod, pin inserts in pin hole, the cotter slot slide block and guide rod is fixed.
The cross section of described pressing plate or hold-down bolt is the T type.
The utlity model has following technique effect:
The utility model is adjusted the position of crankshaft by slide type, thereby adjusts the stroke of pumping unit, and is simple in structure, do not need to use crane to cooperate, easy to operate, the time and labour saving, reduce working strength of workers, improved the Security of operation, improved working efficiency simultaneously.
Description of drawings
Fig. 1 is the schematic representation of the pumping unit sliding type stroke regulating mechanism crank of T type for slideway;
Fig. 2 is the A-A sectional view;
Fig. 3 is the B-B sectional view;
Fig. 4 is the schematic representation of the pumping unit sliding type stroke regulating mechanism crank of I shape for slideway;
Fig. 5 is the C-C sectional view;
Fig. 6 is the D-D sectional view.
Embodiment
The main feature of the stroke regulating mechanism of pumping unit of the present utility model is to adjust mode from original traditional cellular type stroke that moves, be improved to the sliding type stroke and adjust mode, it can adjust any length of stroke in the effective length restriction, rather than original several given stroke length.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail.
The utility model pumping unit sliding type stroke regulating mechanism comprises crank 2, Fig. 1 is the structural representation of the pumping unit sliding type stroke regulating mechanism crank of T type for the utility model slideway, Fig. 2 is the A-A sectional view, Fig. 3 is the B-B sectional view, crank 2 is provided with output shaft hole 1, the both sides of crank are respectively arranged with balancer weight and adjust slideway 11, the crank center is provided with T type slideway 3, crankshaft 5 is formed gliding mass with slide block 4 and is placed described slideway 3 bottoms, and slide block 4 is fixed on the crank by hold-down bolt 6 and the pressing plate 7 that is positioned at slideway top.The cross section of pressing plate is the T type.During use, crank is installed on the pumping unit, output shaft is installed in the output shaft hole.When needs were adjusted stroke, the gliding mass that slide block and crankshaft are formed slided into preposition along slideway, and pressing plate is pressed on the crank, with hold-down bolt slide block was clamped on the crank to get final product.
For easy to adjust, be provided with the guide plate 9 that has internal thread in the end of crank 2, have that externally threaded guide rod 10 passes guide plate 9, slideway 3 is connected with described slide block 4, both sides with the guide rod relevant position on the slide block are respectively arranged with pin hole 8, be provided with cotter slot with the corresponding position of pin hole on the guide rod, pin inserts in pin hole, the cotter slot and clamps guide rod, and guide rod and slide block are fixed.When needing to adjust stroke, rotating guide-bar affects preposition with the gliding mass of slide block and crankshaft composition, by pressing plate and hold-down bolt gliding mass is clamped on the crank then, after fixing guide rod is laid down.
Fig. 4 is the structural representation of the pumping unit sliding type stroke regulating mechanism crank of I shape for the utility model slideway, Fig. 5 is the C-C sectional view, Fig. 6 is the D-D sectional view, crank 2 is provided with output shaft hole 1, the both sides of crank are respectively arranged with balancer weight and adjust slideway 11, the crank center is provided with slideway 3, slideway 3 is an I shape, crankshaft 5 is formed the upper hopper chute 3-1 that gliding masses place described slideway 3 with slide block 4, and the T type hold-down bolt 6 of the gliding groove 3-2 of slide block 4 by being arranged in slideway 3 is fixed on the crank.During use, crank is installed on the pumping unit, output shaft is installed in the output shaft hole.When needs were adjusted stroke, the gliding mass that slide block and crankshaft are formed slided into preposition along the slideway upper hopper chute, from the downslide slot part of slideway bottom slide block was fixed on crank with T type hold-down bolt and got final product.
For easy to adjust, be provided with the guide plate 9 that has internal thread in the end of crank 2, have that externally threaded guide rod 10 passes guide plate 9, slideway 3 is connected with described slide block 4, both sides with the guide rod relevant position on the slide block are respectively arranged with pin hole 8, be provided with cotter slot with the corresponding position of pin hole on the guide rod, pin inserts in pin hole, the cotter slot and clamps guide rod, and guide rod and slide block are fixed.When needing to adjust stroke, rotating guide-bar affects preposition with the gliding mass of slide block and crankshaft composition, by hold-down bolt gliding mass is fixed on the crank then, after fixing guide rod is laid down.
Although relate to a kind of pumping unit sliding type stroke regulating mechanism and carried out special description disclosed with reference to embodiment, embodiment described above is illustrative and not restrictive, under the situation that does not break away from spirit and scope of the present utility model, all variations and modification are all within scope of the present utility model.
Claims (4)
1, a kind of pumping unit sliding type stroke regulating mechanism, comprise crank, described crank is provided with output shaft hole, the both sides of described crank are respectively arranged with balancer weight and adjust slideway, it is characterized in that, described crank center is provided with slideway, and crankshaft places in the described slideway with slide block composition gliding mass, and described slide block is fixed on the crank by hold-down bolt or hold-down bolt and pressing plate.
2, pumping unit sliding type stroke regulating mechanism according to claim 1 is characterized in that the cross section of described slideway is T type or I shape.
3, pumping unit sliding type stroke regulating mechanism according to claim 1 and 2, it is characterized in that, the end of described crank is provided with the guide plate that has internal thread, have that externally threaded guide rod passes described guide plate, slideway is connected with described slide block, both sides with the guide rod relevant position on the described slide block are respectively arranged with pin hole, be provided with cotter slot with the corresponding position of pin hole on the described guide rod, pin inserts in pin hole, the cotter slot slide block and guide rod is fixed.
4, pumping unit sliding type stroke regulating mechanism according to claim 1 is characterized in that the cross section of described pressing plate or hold-down bolt is the T type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620025342 CN2876377Y (en) | 2006-02-14 | 2006-02-14 | Sliding type stroke regulation mechanism of oil pumping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620025342 CN2876377Y (en) | 2006-02-14 | 2006-02-14 | Sliding type stroke regulation mechanism of oil pumping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2876377Y true CN2876377Y (en) | 2007-03-07 |
Family
ID=37819614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620025342 Expired - Fee Related CN2876377Y (en) | 2006-02-14 | 2006-02-14 | Sliding type stroke regulation mechanism of oil pumping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2876377Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111997573A (en) * | 2020-02-17 | 2020-11-27 | 中国石油天然气股份有限公司 | pumping unit |
-
2006
- 2006-02-14 CN CN 200620025342 patent/CN2876377Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111997573A (en) * | 2020-02-17 | 2020-11-27 | 中国石油天然气股份有限公司 | pumping unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070307 |