CN220668307U - Anti-skid elastic automatic protection toothed belt pulley for motor of oil pumping unit - Google Patents
Anti-skid elastic automatic protection toothed belt pulley for motor of oil pumping unit Download PDFInfo
- Publication number
- CN220668307U CN220668307U CN202322321487.0U CN202322321487U CN220668307U CN 220668307 U CN220668307 U CN 220668307U CN 202322321487 U CN202322321487 U CN 202322321487U CN 220668307 U CN220668307 U CN 220668307U
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- Prior art keywords
- gear ring
- spring
- taper
- belt pulley
- sleeve
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- 238000005086 pumping Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 11
- 239000010779 crude oil Substances 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 125000006850 spacer group Chemical group 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000003129 oil well Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
Landscapes
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- Pulleys (AREA)
- Gears, Cams (AREA)
Abstract
The utility model provides an automatic protection tooth belt pulley of beam-pumping unit motor antiskid elasticity, it is oil extraction engineering technical field, its taper sleeve has left baffle, left single face groove, ring gear from left to right cover in proper order, the ring gear cover has outer ring gear, be equipped with the spring between ring gear and the outer ring gear, the one end of spring passes through set screw to be fixed on the ring gear, the spacer sleeve has four tape shelves and four ring gears that overlap outer ring gear in proper order to the right side again, the right-hand member cover of taper sleeve has right single face groove, right baffle, connecting bolt passes through the bolt through-hole and connects above-mentioned spare part; the right end of the taper sleeve is provided with a positioning screw on the connecting surface of the right single-sided groove and the right baffle plate, and the right end of the taper sleeve is locked by a locking nut. According to the utility model, the elastic automatic connector is used for preventing the tooth of the triangle belt of the tooth-shaped union set from being damaged, the locking nut is used for preventing the taper sleeve set screw from falling off and the belt pulley from falling off, the service life of the triangle belt of the tooth-shaped union set is prolonged, the well stopping fault is avoided, and the crude oil yield is increased.
Description
Technical Field
The utility model relates to the technical field of oil extraction engineering of oil fields, in particular to an anti-slip elastic automatic protection toothed belt pulley of an oil pumping unit motor.
Background
At present, in the power transmission process of the oil field pumping unit, belt transmission is widely applied and various, such as: single triangular belt combination, toothed chain combination triangular belt, etc. The single triangular belt has short service life, is easy to elongate, has different lengths and has low transmission efficiency; in recent years, the toothed belt is applied to oil pumping units in oil fields, and has the following characteristics: firstly, the cable has good flexibility and strong bearing capacity; secondly, the neoprene rubber is used as the main material, and the oil-resistant and high-temperature-resistant rubber has high wear resistance; and thirdly, the belt pulley is suitable for a small belt pulley with high rotating speed. However, the effect of using the original belt pulley is not good, because the bottom of the groove of the original belt pulley is a rotating surface, the teeth of the toothed belt cam of the toothed chain are not meshed, and the belt pulley meshed with the teeth of the toothed belt cam of the toothed chain are correspondingly processed aiming at the problem, the teeth at the bottom of the belt pulley groove play a certain role, but the phenomenon of damaging the teeth of the toothed belt group occurs, so that the service life of the toothed belt group is shortened. In addition, the taper sleeve set screw of the original belt pulley falls off during operation, so that the belt pulley is thrown out, and a shutdown accident is caused.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides an anti-slip elastic automatic protection toothed belt pulley for a motor of an oil pumping unit. Solves the problems of the tooth-shaped union triangle belt that the belt is bitten, the service life is short, the taper sleeve positioning screw is fallen off, and the belt pulley is easy to fall off.
The utility model comprises the following steps: the device comprises a fixing bolt, a left baffle plate, a left single-sided groove, an outer gear ring, a spring, an inner gear ring, a connecting bolt, a taper sleeve, a belt stopper, a right single-sided groove, a right baffle plate, a positioning screw and a locking nut; the method is characterized in that: the conical sleeve is sequentially sleeved with a left baffle plate, a left single-sided groove and an inner gear ring from left to right, an outer gear ring is sleeved on the inner gear ring, a spring is arranged between the inner gear ring and the outer gear ring, one end of the spring is fixed on the inner gear ring through a positioning screw, four belt baffles and four inner gear rings sleeved with the outer gear ring are sequentially sleeved at right intervals, the right end of the conical sleeve is sleeved with a right single-sided groove and a right baffle plate, and a connecting bolt connects the parts through a bolt through hole; the right end of the taper sleeve is provided with a positioning screw on the connecting surface of the right single-sided groove and the right baffle plate, and the right end of the taper sleeve is locked by a locking nut.
Further, the center of the left single-sided groove is provided with a taper through hole of the taper sleeve, four to six bolt through holes are uniformly distributed outside the taper through hole, the right side periphery of the left single-sided groove is provided with an annular slope, and the slope is matched with the belt groove.
Further, the periphery of the outer gear ring is provided with arc teeth, the center of the outer gear ring is provided with a spring sleeve, and the periphery of the spring sleeve is provided with waves and is matched with the outer edge of the spring.
Further, the spring is in an annular wavy shape, provided with an opening, matched with the spring sleeve, and provided with a through hole for fixing the bolt at one end.
Further, the center of the inner gear ring is provided with a taper hole of a taper sleeve, four to six bolt through holes are uniformly distributed outside the taper hole, the outer circumference of the inner gear ring is provided with a wavy spring seat matched with the inner edge of the spring, and a threaded blind hole matched with a positioning screw is formed in a concave position of the spring seat.
Further, the gap between the outer gear ring and the inner gear ring is two to three times of the thickness of the spring.
Further, the taper of the taper sleeve is 1: 10-15, the right end is provided with three to four semicircular thread grooves matched with the positioning screws, the right end straight pipe section is provided with external threads matched with the locking nuts, the center is provided with a center hole, and the inner wall of the center hole is provided with a key groove.
Furthermore, the belt stopper is disc-shaped, the center is provided with a taper hole of the taper sleeve, four to six bolt through holes are uniformly distributed outside the taper hole, annular slopes are circumferentially arranged at two sides, and the slopes are matched with the belt grooves.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the outer gear ring is elastically connected with the inner gear ring through the annular wavy spring, and one end of the spring is fixed on the inner gear ring through the fixing bolt, so that when the toothed belt of the toothed union group is matched with the anti-skid elastic automatic protection toothed belt pulley of the pumping unit motor to normally transmit power, the power is transmitted by means of the slope friction force on two sides of the belt gear and the meshing of the belt teeth and the gear teeth, when the oil well is loaded, the gear teeth of the toothed union group triangular belt are meshed with the gear teeth of the outer gear ring, the outer gear ring rotates to compress the spring, the toothed belt teeth of the toothed union group triangular belt are effectively prevented from being damaged, and the service life of the toothed union group triangular belt is prolonged. The taper sleeve set screw is effectively prevented from falling off through the lock nut, the belt pulley is prevented from falling off, the well stopping fault is avoided, and the crude oil yield is increased.
Drawings
FIG. 1 is a schematic view of the present utility model in front view and semi-section;
fig. 2 is a schematic left-hand view of the external ring gear 3 of the present utility model;
FIG. 3 is a schematic view of the structure of the spring 4 of the present utility model in partial cross-section from the left;
fig. 4 is a schematic view of the structure of the ring gear 5 of the present utility model in a left-hand view partially cut-away.
In the accompanying drawings: 0. a fixing bolt; 1. a left baffle; 2. a left single-sided slot; 3. an outer gear ring, 3-1. Teeth, 3-2. Spring sleeve; 4. spring, 4-0. Through hole; 5. the inner gear ring, 5-0 parts of threaded blind holes, 5-1 parts of taper holes, 5-2 parts of bolt through holes and 5-3 parts of spring seats; 6. a connecting bolt; 7. taper sleeve, 7-1, center hole, 7-2, semicircular thread groove, 7-3, keyway; 8. a belt stop; 9. a right single-sided slot; 10. a right baffle; 11. a set screw; 12. and (5) locking the nut.
Detailed Description
The utility model will be further described with reference to the accompanying drawings, in which:
as shown in fig. 1, an anti-slip elastic automatic protection toothed belt pulley for a pumping unit motor comprises: the device comprises a fixing bolt 0, a left baffle plate 1, a left single-sided groove 2, an outer gear ring 3, a spring 4, an inner gear ring 5, a connecting bolt 6, a taper sleeve 7, a belt stop 8, a right single-sided groove 9, a right baffle plate 10, a positioning screw 11 and a locking nut 12; the method is characterized in that: the taper sleeve 7 is sequentially sleeved with a left baffle plate 1, a left single-sided groove 2 and an inner gear ring 5 from left to right, an outer gear ring 3 is sleeved on the inner gear ring 5, a spring 4 is arranged between the inner gear ring 5 and the outer gear ring 3, one end of the spring 4 is fixed on the inner gear ring 5 through a positioning screw 11, four belt baffles 8 and four inner gear rings 5 sleeved with the outer gear ring 3 are sequentially sleeved at right intervals, the right end of the taper sleeve 7 is sleeved with a right single-sided groove 9 and a right baffle plate 10, and a connecting bolt 6 connects the parts through a bolt through hole 5-2; the connection surface of the right end of the taper sleeve 7, the right single-sided groove 9 and the right baffle 10 is provided with a positioning screw 11, and the right end of the taper sleeve 7 is locked by a locking nut 12.
It should be noted that, the anti-slip elastic automatic protection toothed belt pulley of the oil pumping unit motor can position the left baffle plate 1, the left single-sided groove 2 and the taper sleeve 7 through the arrangement of the positioning screw 11, so that rotation is effectively prevented, the right end of the taper sleeve 7 is locked through the locking nut 12, and the positioning screw 11 can be effectively prevented from falling off.
Specifically, the center of the left single-sided groove 2 is provided with a taper through hole of a taper sleeve 7, six bolt through holes 5-2 are uniformly distributed outside the taper through hole, the right side periphery of the left single-sided groove 2 is provided with an annular slope, and the slope is matched with the belt groove.
As shown in fig. 2, specifically, the outer gear ring 3 is provided with circular arc teeth 3-1 at the periphery, a spring sleeve 3-2 is provided at the center, and the spring sleeve 3-2 is provided in a wave shape circumferentially and is matched with the outer edge of the spring 4.
As shown in fig. 3, specifically, the spring 4 is in a ring wave shape, and is provided with an opening, and is matched with the spring housing 3-2, and one end of the spring is provided with a through hole 4-0 for fixing the bolt 0.
As shown in fig. 4, specifically, the center of the ring gear 5 is provided with a taper hole 5-1 of a taper sleeve 7, six bolt through holes 5-2 are uniformly distributed outside the taper hole 5-1, the outer circumference of the ring gear 5 is provided with a wavy spring seat 5-3 which is matched with the inner edge of the spring 4, and a threaded blind hole 5-0 matched with a positioning screw 11 is arranged in a concave position of the spring seat 5-3.
Specifically, the gap between the outer gear ring 3 and the inner gear ring 5 is three times the thickness of the spring 4.
Specifically, the taper of the taper sleeve 7 is 1:15, the right end is provided with three semicircular thread grooves 7-2 matched with the positioning screws 11, the right end straight pipe section is provided with external threads matched with the locking nuts 12, the center is provided with a center hole 7-1, and the inner wall of the center hole 7-1 is provided with a key groove 7-3.
Specifically, the belt stopper 8 is disc-shaped, the center is provided with a taper hole 5-1 of a taper sleeve 7, 4-6 bolt through holes 5-2 are uniformly distributed outside the taper hole 5-1, annular slopes are circumferentially arranged on two sides, and the slopes are matched with the belt grooves.
Working principle:
the anti-slip elastic automatic protection toothed belt pulley of the pumping unit motor is arranged through an annular wavy spring 4, an outer gear ring 3 is elastically connected with an inner gear ring 5, one end of the spring 4 is fixed on the inner gear ring 5 through a fixing bolt 0, when a toothed belt of a toothed joint group is matched with the anti-slip elastic automatic protection toothed belt pulley of the pumping unit motor to normally transmit power, the friction force of slopes on two sides of a belt gear 8 and the meshing transmission power of belt teeth and gear teeth 3-1 are relied on, when an oil well is loaded, teeth of the toothed joint group are meshed with the teeth 3-1 of the outer gear ring 3, the outer gear ring 3 rotates to compress the spring 4 to relatively rotate, so that the teeth of the toothed joint group triangular belt are effectively prevented from being damaged, and the purpose of prolonging the service life of the toothed joint triangular belt is achieved.
The above embodiments are typical embodiments, but the present utility model is not limited to these embodiments, and modifications may be made by those skilled in the art without departing from the spirit and scope of the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and concept of the present utility model should be included in the scope of the present utility model. Therefore, the scope of protection is not limited to the description above.
Claims (8)
1. An anti-slip elastic automatic protection toothed belt pulley for a pumping unit motor, comprising: the device comprises a fixing bolt (0), a left baffle plate (1), a left single-sided groove (2), an outer gear ring (3), a spring (4), an inner gear ring (5), a connecting bolt (6), a taper sleeve (7), a belt stop (8), a right single-sided groove (9), a right baffle plate (10), a positioning screw (11) and a locking nut (12); the method is characterized in that: the conical sleeve (7) is sequentially sleeved with a left baffle (1), a left single-sided groove (2) and an inner gear ring (5) from left to right, an outer gear ring (3) is sleeved on the inner gear ring (5), a spring (4) is arranged between the inner gear ring (5) and the outer gear ring (3), one end of the spring (4) is fixed on the inner gear ring (5) through a positioning screw (11), four belt blocks (8) and four inner gear rings (5) sleeved with the outer gear ring (3) are sequentially sleeved at right intervals, the right end of the conical sleeve (7) is sleeved with a right single-sided groove (9) and a right baffle (10), and a connecting bolt (6) connects the parts through a bolt through hole (5-2); the connecting surface of the right end of the taper sleeve (7) and the right single-sided groove (9) and the right baffle (10) is provided with a positioning screw (11), and the right end of the taper sleeve (7) is locked by a locking nut (12).
2. The anti-skid elastic automatic protection toothed belt pulley for the motor of the oil pumping unit according to claim 1, which is characterized in that: the center of the left single-sided groove (2) is provided with a taper through hole of a taper sleeve (7), 4-6 bolt through holes (5-2) are uniformly distributed outside the taper through hole, the right side periphery of the left single-sided groove (2) is provided with an annular slope, and the slope is matched with the belt groove.
3. The anti-skid elastic automatic protection toothed belt pulley for the motor of the oil pumping unit according to claim 1, which is characterized in that: the outer gear ring (3) is provided with circular arc teeth (3-1) at the periphery, a spring sleeve (3-2) is arranged in the center, and the spring sleeve (3-2) is circumferentially wavy and matched with the outer edge of the spring (4).
4. The anti-skid elastic automatic protection toothed belt pulley for the motor of the oil pumping unit according to claim 1, which is characterized in that: the spring (4) is in an annular wavy shape, is provided with an opening, is matched with the spring sleeve (3-2), and is provided with a through hole (4-0) for fixing the bolt (0) at one end.
5. The anti-skid elastic automatic protection toothed belt pulley for the motor of the oil pumping unit according to claim 1, which is characterized in that: the inner gear ring (5) is characterized in that a taper hole (5-1) of a taper sleeve (7) is arranged in the center of the inner gear ring (5), 4-6 bolt through holes (5-2) are uniformly distributed outside the taper hole (5-1), a wavy spring seat (5-3) is arranged on the outer circumference of the inner gear ring (5) and matched with the inner edge of the spring (4), and a threaded blind hole (5-0) matched with a positioning screw (11) is arranged in a concave position of the spring seat (5-3).
6. The anti-skid elastic automatic protection toothed belt pulley for the motor of the oil pumping unit according to claim 3 or 5, characterized in that: the gap between the outer gear ring (3) and the inner gear ring (5) is 2-3 times of the thickness of the spring (4).
7. The anti-skid elastic automatic protection toothed belt pulley for the motor of the oil pumping unit according to claim 1, which is characterized in that: taper of the taper sleeve (7) is 1: 10-15, the right end is provided with 3-4 semicircular thread grooves (7-2) matched with the positioning screw (11), the right end straight pipe section is provided with external threads matched with the lock nut (12), the center is provided with a center hole (7-1), and the inner wall of the center hole (7-1) is provided with a key groove (7-3).
8. The anti-skid elastic automatic protection toothed belt pulley for the motor of the oil pumping unit according to claim 1, which is characterized in that: the belt stopper (8) is disc-shaped, the center is provided with a taper hole (5-1) of a taper sleeve (7), 4-6 bolt through holes (5-2) are uniformly distributed outside the taper hole (5-1), annular slopes are circumferentially arranged at two sides, and the slopes are matched with the belt grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322321487.0U CN220668307U (en) | 2023-08-29 | 2023-08-29 | Anti-skid elastic automatic protection toothed belt pulley for motor of oil pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322321487.0U CN220668307U (en) | 2023-08-29 | 2023-08-29 | Anti-skid elastic automatic protection toothed belt pulley for motor of oil pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220668307U true CN220668307U (en) | 2024-03-26 |
Family
ID=90327453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322321487.0U Active CN220668307U (en) | 2023-08-29 | 2023-08-29 | Anti-skid elastic automatic protection toothed belt pulley for motor of oil pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220668307U (en) |
-
2023
- 2023-08-29 CN CN202322321487.0U patent/CN220668307U/en active Active
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