CN214723731U - Polish rod screw is with screwing up frock - Google Patents
Polish rod screw is with screwing up frock Download PDFInfo
- Publication number
- CN214723731U CN214723731U CN202120148432.2U CN202120148432U CN214723731U CN 214723731 U CN214723731 U CN 214723731U CN 202120148432 U CN202120148432 U CN 202120148432U CN 214723731 U CN214723731 U CN 214723731U
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- CN
- China
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- rod screw
- polished rod
- polyurethane
- sleeve
- rod
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Abstract
The utility model discloses a polished rod screw is with screwing up frock, include: the sleeve, a fixed base, the polyurethane stick, retaining ring and spring rand, the fixing base cooperation sets up in the sleeve, and form crescent clearance with telescopic inner wall along circumference, the middle part of fixing base is provided with the polished rod screw and holds the chamber, the fixing base is provided with a plurality of vertical standing grooves along the circumference interval, vertical standing groove and crescent clearance one-to-one, the polyurethane stick is a plurality of, the spacing setting in vertical standing groove of one-to-one, the retaining ring passes through the spacing free end that sets up in the polyurethane stick of spring rand, an axial position for to the polyurethane stick carries on spacingly, when polished rod screw cooperation inserts the polished rod screw and holds the chamber, polyurethane stick and polished rod screw clearance fit. This polished rod screw is with screwing up frock, rational in infrastructure, convenient to use can realize pressing from both sides tightly the polished rod at rotatory in-process, and then drives the polished rod screw and rotates thereupon, realizes screwing up.
Description
Technical Field
The utility model relates to a polished rod screw is with screwing up frock is particularly useful for the tightening of tap handle pole class polished rod screw.
Background
For the polished rod screw of tap handle pole this type, owing to do not reserve the spanner position, so, screw up very hard, in addition, if adopt appurtenance, still cause the damage to the polished rod easily.
Therefore, a tightening tool for a polished rod screw is provided to facilitate the tightening of the polished rod, and simultaneously, the tightening tool does not damage the polished rod, which is a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a polished rod screw is with screwing up frock to solve the polished rod screw and be not convenient for screw up, screw up the easy problem that damages of in-process.
The utility model provides a polished rod screw is with screwing up frock, include: the fixing seat is arranged in the sleeve in a matched mode, at least 3 crescent gaps are uniformly formed in the sleeve and the inner wall of the sleeve along the circumferential direction, a polished rod screw accommodating cavity is arranged in the middle of the fixing seat, a plurality of vertical placing grooves are formed in the fixing seat at intervals along the circumferential direction, the vertical placing grooves correspond to the crescent gaps one by one, the inner side and the outer side of each vertical placing groove are of an open structure, the polyurethane rods are arranged in the vertical placing grooves in a limiting mode in a one-to-one corresponding mode, one side of each polyurethane rod is exposed out of an inner opening of each vertical placing groove, one side of each polyurethane rod is exposed out of an outer opening of each vertical placing groove and matched with the inner wall of each crescent gap, and the retainer ring is arranged at the free end of each polyurethane rod in a limiting mode through the spring retainer ring and used for limiting the axial position of each polyurethane rod, when the polished rod screw is inserted into the polished rod screw accommodating cavity in a matched mode, the polyurethane rod is in clearance fit with the polished rod screw.
Preferably, one end of the sleeve is closed, the other end of the sleeve is open, and a circle of clamping groove matched with the spring clamping ring is formed in the inner wall of the open end.
Further preferably, the fixing seat comprises a circular base and an annular side wall connected with the circular base, and the vertical placing groove is formed in the annular side wall.
Further preferably, the free end of the polyurethane rod protrudes out of the fixed seat, and the retainer ring is in clearance fit with the polyurethane rod.
More preferably, the number of the polyurethane rods is 3.
The utility model provides a polished rod screw is with screwing up frock, rational in infrastructure, convenient to use can realize pressing from both sides tightly the polished rod at rotatory in-process, and then drives the polished rod screw and rotate thereupon, realizes screwing up.
Drawings
The invention is described in further detail below with reference to the following figures and embodiments:
fig. 1 is a schematic structural view of a tightening tool for a polished rod screw provided by the present invention;
fig. 2 is a cross-sectional view of the tightening tool for the polished rod screw provided by the present invention;
fig. 3 is a transverse cross-sectional view of the polish rod screw tightening tool in a static state;
fig. 4 is a transverse cross-sectional view of the polish rod screw tightening tool provided by the present invention in a motion state.
Detailed Description
The present invention will be further explained with reference to specific embodiments, but is not limited thereto.
As shown in fig. 1 to 4, the utility model provides a polished rod screw is with screwing up frock, include: the sleeve comprises a sleeve 1, a fixed seat 2, a plurality of polyurethane rods 3, a retainer ring 4 and a spring retainer ring 5, wherein the fixed seat 2 is arranged in the sleeve 1 in a matched manner, at least 3 crescent gaps are uniformly formed with the inner wall of the sleeve 1 along the circumferential direction, a polished rod screw accommodating cavity is arranged in the middle of the fixed seat 2, a plurality of vertical placing grooves 21 are arranged on the fixed seat 2 along the circumferential direction at intervals, the vertical placing grooves 21 are in one-to-one correspondence with the crescent gaps, the inner side and the outer side of each vertical placing groove 21 are of an open structure, the plurality of polyurethane rods 3 are arranged in the vertical placing grooves 21 in a one-to-one corresponding limiting manner, one side of each polyurethane rod is exposed out of the inner side openings of the vertical placing grooves 21, one side of each polyurethane rod is exposed out of the outer side openings of the vertical placing grooves 21 and is matched with the inner wall of the crescent gaps, and the retainer ring 4 is arranged at the free end of the polyurethane rods 3 in a limiting manner through the spring retainer ring 5, the polyurethane rod 3 is used for limiting the axial position of the polyurethane rod 3, when the polished rod screw 6 is inserted in a matched mode, the polished rod screw holds the cavity, the polyurethane rod 3 is in clearance fit with the polished rod screw 6, preferably, the polyurethane rod 3 is 3, wherein the crescent-shaped clearance is formed by a multi-section arc-shaped surface of the inner wall of the sleeve and the circular periphery of the fixing seat.
The working principle of the tightening tool for the polished rod screw is as follows: firstly, a fixed seat, a polyurethane rod, a retainer ring and a spring retainer ring are sequentially arranged in a sleeve, then a polished rod screw to be screwed is correspondingly inserted into a polished rod screw accommodating cavity of the fixed seat, at the moment, a polished rod is positioned in a space surrounded by the polyurethane rod and is in clearance fit with the polyurethane rod (as shown in figure 3), then, the sleeve is rotated, at the moment, as shown in figure 4, the sleeve and the polyurethane rod are in relative positions and press the polyurethane rod to clamp the polished rod screw to be screwed, and further the polished rod screw is driven to rotate, so that the screwing is realized.
As the improvement of the technical scheme, one end of the sleeve 1 is closed, the other end of the sleeve is open, and the inner wall of the open end is provided with a circle of clamping grooves matched with the spring clamping ring 5.
As an improvement of the technical solution, the fixing base 2 includes a circular base and an annular sidewall connected with the circular base, and the vertical placement groove 21 is disposed on the annular sidewall.
As the improvement of the technical scheme, the free end of the polyurethane rod 3 protrudes out of the fixed seat 2, and the retainer ring 4 is in clearance fit with the polyurethane rod 3.
The embodiments of the present invention are written in a progressive manner, emphasizing the differences of the various embodiments, and similar parts can be referred to each other.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. Polished rod screw is with screwing up frock, its characterized in that includes: the sleeve comprises a sleeve (1), a fixed seat (2), a polyurethane rod (3), a retainer ring (4) and a spring retainer ring (5), wherein the fixed seat (2) is arranged in the sleeve (1) in a matched manner, at least 3 crescent gaps are uniformly formed along the circumferential direction on the inner wall of the sleeve (1), a polished rod screw accommodating cavity is arranged in the middle of the fixed seat (2), a plurality of vertical placing grooves (21) are arranged on the fixed seat (2) at intervals along the circumferential direction, the vertical placing grooves (21) are in one-to-one correspondence with the crescent gaps, the inner side and the outer side of each vertical placing groove (21) are of an open structure, the polyurethane rods (3) are arranged in the vertical placing grooves (21) in a one-to-one corresponding limiting manner, one side of each polyurethane rod is exposed out of the inner side openings of the vertical placing grooves (21) and matched with the inner walls of the crescent gaps, the retainer ring (4) is arranged at the free end of the polyurethane rod (3) in a limiting mode through a spring retainer ring (5) and used for limiting the axial position of the polyurethane rod (3), and when a polished rod screw (6) is inserted in a matching mode into the polished rod screw accommodating cavity, the polyurethane rod (3) is in clearance fit with the polished rod screw (6).
2. The polish rod screw tightening tool according to claim 1, characterized in that: one end of the sleeve (1) is closed, the other end of the sleeve is open, and a circle of clamping groove matched with the spring clamping ring (5) is formed in the inner wall of the open end.
3. The polish rod screw tightening tool according to claim 1, characterized in that: the fixing seat (2) comprises a circular base and an annular side wall connected with the circular base, and the vertical placing groove (21) is formed in the annular side wall.
4. The polish rod screw tightening tool according to claim 1, characterized in that: the free end of the polyurethane rod (3) protrudes out of the fixed seat (2), and the retainer ring (4) is in clearance fit with the polyurethane rod (3).
5. The polish rod screw tightening tool according to claim 1, characterized in that: the number of the polyurethane rods (3) is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120148432.2U CN214723731U (en) | 2021-01-20 | 2021-01-20 | Polish rod screw is with screwing up frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120148432.2U CN214723731U (en) | 2021-01-20 | 2021-01-20 | Polish rod screw is with screwing up frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214723731U true CN214723731U (en) | 2021-11-16 |
Family
ID=78640256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120148432.2U Active CN214723731U (en) | 2021-01-20 | 2021-01-20 | Polish rod screw is with screwing up frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214723731U (en) |
-
2021
- 2021-01-20 CN CN202120148432.2U patent/CN214723731U/en active Active
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