CN220469832U - Pumping unit polish rod operation centralizer - Google Patents
Pumping unit polish rod operation centralizer Download PDFInfo
- Publication number
- CN220469832U CN220469832U CN202321798175.2U CN202321798175U CN220469832U CN 220469832 U CN220469832 U CN 220469832U CN 202321798175 U CN202321798175 U CN 202321798175U CN 220469832 U CN220469832 U CN 220469832U
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- China
- Prior art keywords
- bracket
- outer side
- support
- pumping unit
- centralizer
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- 238000005086 pumping Methods 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims 1
- 238000012856 packing Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of centralizers, and discloses a polish rod operation centralizer of an oil pumping unit, which comprises a fixing mechanism, a first bracket arranged on the fixing mechanism, a centralizing wheel and a second bracket connected with the centralizing wheel, wherein the centralizing wheel is arranged on the first bracket; the longitudinal strip-shaped hole is formed in the outer side wall of the middle of the first bracket; the first support lateral wall is provided with interval adjustment subassembly, interval adjustment subassembly includes: the ring bodies are symmetrically arranged at two ends of the first bracket in the longitudinal strip-shaped hole; this beam-pumping unit polished rod operation centralizer has set up interval adjustment subassembly between second support and first support, drives the lead screw through the motor and rotates and then drive the second support and the first support that are connected with the drive block of lead screw and produce relative slip, and the interval of second support and first support is adjusted to the user of being convenient for. This beam-pumping unit polished rod operation centralizer establishes fixedly through making lead screw one end and motor axis of rotation by staple bolt cover, makes motor bottom and first support sliding connection, and convenient to use person changes the motor.
Description
Technical Field
The utility model relates to the technical field of centralizers, in particular to a polish rod operation centralizer of an oil pumping unit.
Background
The pumping unit is a common machine equipment for petroleum exploitation, when the pumping unit is used for petroleum exploitation, a polished rod needs to extend into an oil well, and a packing box for sealing the wellhead of the oil well is sleeved on the polished rod. When the oil pumping unit works, the axes of the polish rod and the packing box are required to be kept to coincide, so that oil leakage caused by the occurrence of a gap between the polish rod and the packing box is avoided. In the oil field rod-pumped well production process, individual well heads are easy to appear well head skew phenomenon because of temperature change or other reasons in winter and spring to influence the polished rod centering, if the polished rod can not be in the middle of the operation, can lead to polished rod wearing and tearing, packing loss increase and well head oil running scheduling problem to appear, because various reasons such as equipment installation, shake in the pit, mechanical wear can produce horizontal offset and angle skew to the rod of rod-pumped well, lead to the polished rod not to be in the middle, the packing is extruded by the polished rod of skew, thereby has increased the frequency of changing the packing.
The utility model of China publication CN217813336U discloses a pumping unit polish rod operation centralizer, including righting mechanism, righting mechanism includes: the centering wheel is contacted with the polished rod of the oil pumping unit to generate friction force, and the friction force drives the centering wheel to rotate so as to match with the reciprocating motion of the polished rod during operation; the righting mechanism is connected with the bracket assembly; set up interval adjustment structure between first support and the second support, interval adjustment structure includes: a first longitudinal bar-shaped hole provided on the first bracket; and the second longitudinal strip-shaped hole is arranged on the second bracket, and a fastener is arranged between the second longitudinal strip-shaped hole and the first longitudinal strip-shaped hole so as to connect the first bracket and the second bracket.
Summarizing, the manner of fixing and adjusting the spacing between the first and second brackets by means of fasteners is laborious due to the large volume of the mechanical assembly.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the polish rod operation centralizer of the oil pumping unit, which has the advantage of being convenient for a user to adjust the distance between the first bracket and the second bracket, and solves the problem that the mode of fixing and adjusting the distance between the first bracket and the second bracket by a fastener is laborious due to the large size of a mechanical assembly.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the pumping unit polish rod running centralizer comprises a fixing mechanism, a first bracket arranged on the fixing mechanism, a centralizing wheel and a second bracket connected with the centralizing wheel;
the longitudinal strip-shaped hole is formed in the outer side wall of the middle of the first bracket;
the first support lateral wall is provided with interval adjustment subassembly, interval adjustment subassembly includes:
the ring bodies are symmetrically arranged at two ends of the first bracket in the longitudinal strip-shaped hole;
the two ends of the screw rod are respectively connected with the ring body through bearings, and one end of the second bracket is arranged on the outer side wall of the transmission block of the screw rod;
the sliding blocks are symmetrically arranged on the outer side wall of the screw rod transmission block;
the sliding grooves are symmetrically formed in the outer side walls of the two sides of the first bracket, which are positioned in the longitudinal strip-shaped holes, and the two sliding blocks are connected in the two sliding grooves in a sliding manner;
the motor is arranged on the outer side wall of the first bracket in the longitudinal strip-shaped hole, and the motor is arranged at one end of the screw rod and is electrically connected with an external power supply.
Preferably, a clamping block I is arranged at the other end of the motor, a clamping groove matched with the clamping block I is formed in the outer side wall of the longitudinal strip-shaped hole of the first bracket, the clamping block I is clamped in the clamping groove, and one end, close to the motor, of the screw rod is sleeved and fixed with a rotating shaft of the motor through a hoop.
Preferably, the first support is close to one end of the plate body hinged to the outer side wall of the clamping groove, a clamping block II is arranged at the other end of the plate body, a groove body matched with the clamping block II is arranged on the outer side wall of the first support, and the clamping block II is clamped to the groove body.
Preferably, the cross section of the second clamping block is in a sector shape.
Preferably, the outer side wall of the plate body is provided with a rod body.
Preferably, the outer side wall of the rod body is provided with a rubber pad.
(III) beneficial effects
Compared with the prior art, the utility model provides the pumping unit polish rod operation centralizer, which has the following beneficial effects:
1. this beam-pumping unit polished rod operation centralizer has set up interval adjustment subassembly between second support and first support, drives the lead screw through the motor and rotates and then drive the second support and the first support that are connected with the drive block of lead screw and produce relative slip, and the interval of second support and first support is adjusted to the user of being convenient for.
2. This beam-pumping unit polished rod operation centralizer establishes fixedly through making lead screw one end and motor axis of rotation by staple bolt cover, makes motor bottom and first support sliding connection, and convenient to use person changes the motor.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the slider and the anchor ear of the present utility model;
FIG. 3 is a schematic side view of a chute according to the present utility model;
FIG. 4 is an enlarged view of area A according to the present utility model;
FIG. 5 is a schematic view showing the internal structure of the tank body according to the present utility model.
In the figure:
1. a second bracket;
2. a first bracket;
3. a longitudinal bar-shaped hole;
4. a spacing adjustment assembly; 41. a ring body; 42. a screw rod; 43. a slide block; 44. a chute; 45. a motor;
5. a clamping block I;
6. a clamping groove;
7. a hoop;
9. a plate body;
10. a clamping block II;
101. a tank body;
102. a rod body;
103. rubber cushion.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to the figure, the polish rod running centralizer of the pumping unit comprises a fixing mechanism, a first bracket 2 arranged on the fixing mechanism, a centralizing wheel and a second bracket 1 connected with the centralizing wheel; the longitudinal strip-shaped hole 3 is formed in the outer side wall of the middle of the first bracket 2; the second support 1 is used for connecting an operation righting mechanism with an adjustable righting wheel, and the inner side wall of the middle part of the first support 2 is provided with a spacing used for adjusting the first support 2 and the second support 1.
The first support 2 lateral wall is provided with interval adjustment subassembly 4, interval adjustment subassembly 4 includes: the ring bodies 41 are symmetrically arranged at two ends of the first bracket 2 in the longitudinal strip-shaped hole 3; the two ends of the screw rod 42 are respectively connected with the ring body 41 in a bearing way, and one end of the second bracket 1 is arranged on the outer side wall of a transmission block of the screw rod 42; the sliding blocks 43 are symmetrically arranged on the outer side wall of the screw rod 42 transmission block; the sliding grooves 44 are symmetrically formed in the outer side walls of the two sides of the first bracket 2, which are positioned in the longitudinal strip-shaped holes 3, and the two sliding blocks 43 are slidably connected in the two sliding grooves 44; the motor 45 is arranged on the outer side wall of the first bracket 2 in the longitudinal strip-shaped hole 3, the motor 45 is arranged at one end of the screw rod 42 and is electrically connected with an external power supply, when the distance between the first bracket 2 and the second bracket 1 needs to be adjusted, the motor 45 is started, the motor 45 drives the screw rod 42 to rotate, the sliding blocks 43 on two sides of a transmission block of the screw rod 42 slide in the sliding grooves 44, the second bracket 1 connected with the transmission block of the screw rod 42 moves up and down along with the sliding blocks, and the motor 45 is turned off after the distance between the first bracket 2 and the second bracket 1 is adjusted.
Example two
Referring to the figure, a first clamping block 5 is disposed at the other end of the motor 45, a clamping groove 6 matched with the first clamping block 5 is formed in the outer side wall of the first bracket 2 located in the longitudinal bar hole 3, the first clamping block 5 is clamped in the clamping groove 6, one end of the screw 42, which is close to the motor 45, is fixedly sleeved with a rotating shaft of the motor 45 through a hoop 7, and the first clamping block 5 at one end of the motor 45 is separated from the clamping groove 6 by removing the hoop 7, so that a user can conveniently replace the motor 45.
Example III
Referring to the figure, the first bracket 2 is close to one end of the plate body 9 hinged to the outer side wall of the clamping groove 6, a second clamping block 10 is arranged at the other end of the plate body 9, a groove body 101 matched with the second clamping block 10 is arranged on the outer side wall of the first bracket 2, the second clamping block 10 is clamped to the groove body 101, after the first clamping block 5 on the motor 45 is clamped to the clamping groove 6, a user can rotate the plate body 9 around a hinge point and clamp the second clamping block 10 on the plate body 9 to the groove body 101, and the motor 45 is prevented from sliding out of the clamping groove 6 when the motor 45 and one end of the screw 42 are sleeved and fixed by using the hoop 7. The cross section of the second clamping block 10 is fan-shaped, so that the second clamping block 10 is conveniently clamped with the groove body 101.
Example IV
Referring to the figures of the drawings,
the outer side wall of the plate body 9 is provided with a rod body 102, so that a user can conveniently pull the plate body 9. The outer side wall of the rod body 102 is provided with a rubber pad 103, so that the friction force between the hand of a user and the outer side wall of the rod body 102 is increased.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The polish rod running centralizer of the pumping unit comprises a fixing mechanism, a first bracket (2) arranged on the fixing mechanism, a centralizing wheel and a second bracket (1) connected with the centralizing wheel;
the longitudinal strip-shaped hole (3) is formed in the outer side wall of the middle of the first bracket (2);
the method is characterized in that: the first support (2) lateral wall is provided with interval adjustment subassembly (4), interval adjustment subassembly (4) include:
the ring bodies (41) are symmetrically arranged at two ends of the first bracket (2) in the longitudinal strip-shaped hole (3);
the two ends of the screw rod (42) are respectively connected with the ring body (41) in a bearing way, and one end of the second bracket (1) is arranged on the outer side wall of the transmission block of the screw rod (42);
the sliding blocks (43) are symmetrically arranged on the outer side wall of the screw rod (42) transmission block;
the sliding grooves (44) are symmetrically formed in the outer side walls of the two sides of the first bracket (2) positioned in the longitudinal strip-shaped holes (3), and the two sliding blocks (43) are connected in the two sliding grooves (44) in a sliding manner;
the motor (45) is arranged on the outer side wall of the first bracket (2) in the longitudinal strip-shaped hole (3), and the motor (45) is arranged at one end of the screw rod (42) and is electrically connected with an external power supply.
2. The pumping unit polish rod operation centralizer of claim 1, wherein: the other end of motor (45) is provided with fixture block one (5), first support (2) are located lateral wall in vertical bar hole (3) seted up with fixture block one (5) assorted draw-in groove (6), fixture block one (5) joint in draw-in groove (6), lead screw (42) be close to one end of motor (45) with the axis of rotation of motor (45) is established fixedly by staple bolt (7) cover.
3. The pumping unit polish rod operation centralizer according to claim 2, wherein: the clamping groove is characterized in that one end of a plate body (9) is hinged to the outer side wall of the first bracket (2) close to the clamping groove (6), a clamping block II (10) is arranged at the other end of the plate body (9), a groove body (101) matched with the clamping block II (10) is arranged on the outer side wall of the first bracket (2), and the clamping block II (10) is clamped to the groove body (101).
4. A pumping unit polish rod operation centralizer according to claim 3, wherein: the cross section of the clamping block II (10) is in a fan shape.
5. The pumping unit polish rod operation centralizer of claim 4, wherein: the outer side wall of the plate body (9) is provided with a rod body (102).
6. The pumping unit polish rod operation centralizer of claim 5, wherein: the outer side wall of the rod body (102) is provided with a rubber pad (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321798175.2U CN220469832U (en) | 2023-07-10 | 2023-07-10 | Pumping unit polish rod operation centralizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321798175.2U CN220469832U (en) | 2023-07-10 | 2023-07-10 | Pumping unit polish rod operation centralizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220469832U true CN220469832U (en) | 2024-02-09 |
Family
ID=89773073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321798175.2U Active CN220469832U (en) | 2023-07-10 | 2023-07-10 | Pumping unit polish rod operation centralizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220469832U (en) |
-
2023
- 2023-07-10 CN CN202321798175.2U patent/CN220469832U/en active Active
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| GR01 | Patent grant |