CN213088439U - Bearing pin shaft - Google Patents
Bearing pin shaft Download PDFInfo
- Publication number
- CN213088439U CN213088439U CN202021370100.0U CN202021370100U CN213088439U CN 213088439 U CN213088439 U CN 213088439U CN 202021370100 U CN202021370100 U CN 202021370100U CN 213088439 U CN213088439 U CN 213088439U
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- bearing pin
- locking sleeve
- screw rod
- rod
- groove
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- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 9
- 238000011900 installation process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009428 plumbing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
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Abstract
The utility model relates to a bearing pin axle, this bearing pin axle is including bearing pin pole, screw rod and locking sleeve, wherein: one end of the bearing pin rod is provided with an accommodating through groove which penetrates through two opposite side walls of the bearing pin rod, one end of the screw rod is positioned in the accommodating through groove and is pivoted with the inner wall of the accommodating through groove, the locking sleeve is sleeved at the other end of the screw rod and is in threaded connection with the screw rod, a first positioning groove is formed in the side wall of the bearing pin rod, which is close to one side of the screw rod, and a positioning boss is arranged at the end part of the locking sleeve, which is close to one side of the; the screw rod is rotated and the locking sleeve is screwed to move towards the direction close to the bearing pin rod, so that the positioning boss is embedded into the first positioning groove and is matched and clamped with the first positioning groove. The utility model provides a loaded down with trivial details, the not good technical problem of stability of installation process of bearing pin axle in the logging construction.
Description
Technical Field
The utility model relates to an oil well logging technical field, it is further, relate to a bearing pin axle, especially relate to a bearing pin axle with screw thread locking function.
Background
In the well logging construction, a plurality of workpieces (such as a well logging pulley, a tensiometer, a bearing sling, a U-shaped hanging ring and the like) are required to be connected through a bearing pin shaft, and the bearing pin shaft is fixed on a mounting position through a nut under the construction site environment, so that not only are the number of accessories increased and the operation is complicated, but also the nut is easy to fall off during the operation process, so that the bearing pin shaft falls off from the mounting position, the safety risk of high-altitude operation of a well site exists, and the personal safety of workers is threatened. In addition, adopt the anti-drop carrier pin that heavily hangs down, though can prevent the carrier pin play by the gravity of plumbing head, but only the tup can play the effect of safe anticreep when being in perpendicular down state, if the instrument subassembly of connecting when taking place the rotation because of receiving the power of other directions, the plumbing head that the anti-drop carrier pin that heavily hangs down can not normally hang down, and the carrier pin also has the risk of taking place the play.
Aiming at the problems of complex installation process and poor stability of the bearing pin shaft in logging construction in the related art, an effective solution is not provided yet.
Therefore, the inventor provides the bearing pin shaft by virtue of experience and practice of related industries for many years so as to overcome the defects in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bearing pin axle, simple structure, easy dismounting bear rotatable and mutual locking between pin pole and the screw rod, avoid bearing pin axle to drop from the mounted position, improve the stability and the security of bearing pin axle installation, guarantee to the firm fixed of connecting piece, can adapt to multiple atress direction and construction environment, application scope is wide.
The purpose of the utility model can be realized by adopting the following technical scheme:
the utility model provides a bearing pin axle, bearing pin axle is including bearing pin pole, screw rod and locking sleeve, wherein:
one end of the bearing pin rod is provided with an accommodating through groove which penetrates through two opposite side walls of the bearing pin rod, one end of the screw rod is positioned in the accommodating through groove and is pivoted with the inner wall of the accommodating through groove, the locking sleeve is sleeved at the other end of the screw rod and is in threaded connection with the screw rod, a first positioning groove is formed in the side wall of the bearing pin rod, which is close to one side of the screw rod, and a positioning boss is arranged at the end part of the locking sleeve, which is close to one side of the bearing pin rod;
and rotating the screw rod and screwing the locking sleeve to move towards the direction close to the bearing pin rod so that the positioning boss is embedded into the first positioning groove and is in matched clamping connection with the first positioning groove.
In a preferred embodiment of the present invention, a second positioning groove is disposed on an end portion of the bearing pin rod adjacent to one side of the screw rod;
and screwing the locking sleeve to move towards the direction close to the bearing pin rod so that the positioning boss is embedded into the second positioning groove and is in matched clamping connection with the second positioning groove.
In a preferred embodiment of the present invention, the second positioning groove is located at a middle position of the end portion of the screw.
In a preferred embodiment of the present invention, the positioning boss is located at an intermediate position of the end portion of the locking sleeve.
In a preferred embodiment of the present invention, the first positioning groove, the second positioning groove and the positioning boss have the same shape and size.
In a preferred embodiment of the present invention, the first positioning groove and the second positioning groove are arc-shaped grooves, and the positioning bosses are arc-shaped protrusions.
In a preferred embodiment of the present invention, the axial direction of the first positioning groove is perpendicular to the axial direction of the bearing pin rod, and the axial direction of the second positioning groove is parallel to the axial direction of the bearing pin rod.
In a preferred embodiment of the present invention, the axial direction of the positioning boss is parallel to the axial direction of the locking sleeve.
The utility model discloses an in a preferred embodiment, the holding leads to the inslot and is provided with the screw rod round pin, the axial of screw rod round pin with the axial of bearing the weight of the pin pole is mutually perpendicular, the both ends of screw rod round pin respectively with the holding leads to the double-phase internal wall connection of groove, the through-hole has been seted up on the screw rod, the screw rod passes through the through-hole can be located with rotating the ground cover on the screw rod round pin.
The utility model discloses an in a preferred embodiment, the locking sleeve is both ends open-ended tubular structure, be provided with the internal thread on the telescopic inner wall of locking, be provided with on the outer wall of screw rod with internal thread matched with external screw thread.
From top to bottom, the utility model discloses a characteristics and the advantage of bearing pin axle are: one end of the screw rod is pivoted with one end of the bearing pin rod, the other end of the screw rod is sleeved with a locking sleeve, the inner wall of the locking sleeve is in threaded connection with the outer wall of the screw rod, a first positioning groove is formed in the side wall, close to one side of the screw rod, of the bearing pin rod, a positioning boss matched with the first positioning groove is arranged at the end portion, close to one side of the bearing pin rod, of the locking sleeve, after the bearing pin rod is installed at the installation position, the locking sleeve is sleeved on the screw rod, the screw rod is rotated to the position, opposite to the first positioning groove in the bearing pin rod, of the positioning boss on the locking sleeve, a certain included angle is formed between the screw rod and the bearing pin rod, the locking sleeve is continuously screwed to enable the positioning boss on the locking sleeve to be matched and clamped with the first positioning groove in the bearing pin rod, so that the relative position between the screw rod and the bearing, avoid bearing the weight of the pin pole and drop from mounted position, improve the stability and the security of bearing the weight of the installation of round pin axle, guarantee to the firm fixed of connecting piece, can adapt to multiple atress direction and construction environment, be suitable for and use widely on a large scale.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
FIG. 1: do the utility model discloses the bearing pin axle is in the elevation view of vertical unlocked state.
FIG. 2: do the utility model discloses the bearing pin axle is in the perpendicular bottom view of not locking state.
FIG. 3: do the utility model discloses the bearing pin axle is in the elevation view of vertical locking state.
FIG. 4: do the utility model discloses the bearing pin axle is in the elevation of buckling unlocked state.
FIG. 5: do the utility model discloses the bearing pin axle is in the elevation of the locking state of buckling.
The utility model provides an reference numeral does:
1. a load bearing pin; 101. Accommodating through grooves;
102. a second positioning groove; 103. A first positioning groove;
2. a screw; 201. An external thread;
3. a locking sleeve; 301. An internal thread;
302. positioning the boss; 4. And (4) a screw pin.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1 to 5, the utility model provides a bearing pin shaft, this bearing pin shaft is including bearing pin pole 1, screw rod 2 and locking sleeve 3, wherein: the bearing pin rod 1 and the screw rod 2 are both of round rod-shaped structures, the locking sleeve 3 is of a cylindrical structure with two open ends, one end of the bearing pin rod 1 is provided with an accommodating through groove 101 penetrating through two opposite side walls of the bearing pin rod 1 along the radial direction of the bearing pin rod 1, one end of the screw rod 2 is positioned in the accommodating through groove 101 and is pivoted with the inner wall of the accommodating through groove 101, the locking sleeve 3 is sleeved at the other end of the screw rod 2 and is in threaded connection with the screw rod 2, the side wall of the bearing pin rod 1, which is close to one side of the screw rod 2, is provided with a first positioning groove 103, and the end part of the locking sleeve 3, which is close to one side of the bearing pin; the screw rod 2 is rotated and the locking sleeve 3 is screwed, and the locking sleeve 3 moves towards the direction close to the bearing pin rod 1, so that the positioning boss 302 is embedded into the first positioning groove 103 and is in matched clamping connection with the first positioning groove 103.
In the utility model, one end of a screw rod 2 is pivoted with one end of a bearing pin rod 1, the other end of the screw rod 2 is sleeved with a locking sleeve 3, the inner wall of the locking sleeve 3 is in threaded connection with the outer wall of the screw rod 2, a first positioning groove 103 is arranged on the side wall of the bearing pin rod 1 close to one side of the screw rod 2, a positioning boss 302 matched with the first positioning groove 103 is arranged at the end part of the locking sleeve 3 close to one side of the bearing pin rod 1, after the bearing pin rod 1 is arranged at an installation position, the locking sleeve 3 can be sleeved on the screw rod 2 and the screw rod 2 can be rotated to the position where the positioning boss 302 on the locking sleeve 3 is opposite to the first positioning groove 103 on the bearing pin rod 1, so that a certain included angle is formed between the screw rod 2 and the bearing pin rod 1, the locking sleeve 3 is continuously screwed so that the positioning boss 302 on the locking sleeve 3 is in clamping fit with the, thereby to screw rod 2 and bear the weight of the relative position between the pin pole 1 and lock, will bear the weight of pin pole 1 locking on mounted position, avoid bearing the weight of pin pole 1 and drop from mounted position, improve the stability and the security of bearing the installation of round pin axle, guarantee to the firm fixed of connecting piece, can adapt to multiple atress direction and construction environment, be suitable for and use widely on a large scale.
Further, the bearing pin rod 1, the screw rod 2 and the locking sleeve 3 can be made of steel materials without limitation, so that the bearing pin shaft has high hardness, good stability is guaranteed, the situation of fracture and damage in the operation process is avoided, and the operation safety is improved.
Specifically, as shown in fig. 1, 2, and 4, an inner thread 301 is provided on an inner wall of the locking sleeve 3, an outer thread 201 matched with the inner thread 301 is provided on an outer wall of the screw rod 2, and the locking sleeve 3 and the screw rod 2 are connected in a matching manner through the inner thread 301 and the outer thread 201.
In an optional embodiment of the present invention, as shown in fig. 1 to 4, a second positioning groove 102 is disposed on an end portion of the bearing pin rod 1 near one side of the screw rod 2; when not needing to carry out the locking to bearing pin pole 1, can not rotating screw rod 2, directly twist soon locking sleeve 3 and remove to being close to bearing pin pole 1 direction to make in the embedding of location boss 302 second constant head tank 102 and with second constant head tank 102 cooperation joint, bearing pin pole 1 is in same axis with locking sleeve 3, be convenient for with the utility model discloses a bearing pin axle is pegged graft on mounted position. At this moment, the utility model discloses a bearing pin axle is the same with current ordinary bearing pin axle construction, also can regard as ordinary bearing pin axle to use.
Further, the second positioning groove 102 is located in the middle of the end of the screw rod 2, the positioning boss 302 is located in the middle of the end of the locking sleeve 3, and the positioning boss 302 is inserted into the second positioning groove 102, so that the bearing pin rod 1 and the locking sleeve 3 are located on the same axis.
Further, the first positioning groove 103, the second positioning groove 102 and the positioning boss 302 are all the same in shape and size.
Further, as shown in fig. 1, 2, and 4, the first positioning groove 103 and the second positioning groove 102 may be, but not limited to, arc-shaped grooves, and the positioning boss 302 may be, but not limited to, arc-shaped protrusions.
Further, the axial direction of the positioning boss 302 is parallel to the axial direction of the locking sleeve 3, the axial direction of the first positioning groove 103 is perpendicular to the axial direction of the bearing pin rod 1, the axial direction of the second positioning groove 102 is parallel to the axial direction of the bearing pin rod 1, and when the positioning boss 302 and the first positioning groove 103 are in a matched clamping state, the locking sleeve 3 is perpendicular to the bearing pin rod 1 (namely, the included angle between the screw rod 2 and the bearing pin rod 1 is 90 degrees), so that the bearing pin rod 1 is effectively prevented from falling off from the installation position, and the locking effect on the bearing pin shaft is achieved.
In an optional embodiment of the present invention, as shown in fig. 1 to 5, a screw pin 4 is disposed in the accommodating through groove 101, an axial direction of the screw pin 4 is perpendicular to an axial direction of the bearing pin rod 1, two ends of the screw pin 4 are respectively connected to two inner walls of the accommodating through groove 101, a through hole is disposed on the screw rod 2, and the screw rod 2 is rotatably sleeved on the screw pin 4 through the through hole, so that the screw rod 2 can rotate around the screw pin 4.
Further, the screw pin 4 may be made of, but not limited to, steel, so as to improve the stability of the connection between the screw 2 and the bearing pin 1.
The utility model discloses a use of bearing pin axle does: locate screw rod 2 with locking sleeve 3 cover to with the second constant head tank 102 on the locating boss 302 alignment bearing pin pole 1 on the locking sleeve 3, revolve wrong locking sleeve 3 to the locating boss 302 on the locking sleeve 3 and the cooperation joint of second constant head tank 102 on the pin pole 1, bear the pin pole 1 and be in same axis with locking sleeve 3 on, at this moment, will the utility model discloses a bearing pin is pegged graft on mounted position. Subsequently, the positioning boss 302 on the locking sleeve 3 is reversely screwed to separate from the second positioning groove 102 on the bearing pin rod 1, and the locking sleeve 3 is continuously reversely screwed to have a certain gap between the locking sleeve 3 and the bearing pin rod 1 (i.e. the screw 2 can rotate in the accommodating through groove 101 by taking the screw pin 4 as an axis), and swings the screw 2 by 90 degrees downward so as to enable the axis of the bearing pin rod 1 to be perpendicular to the axis of the locking sleeve 3, at this time, the positioning boss 302 on the locking sleeve 3 aligns with the first positioning groove 103 on the bearing pin rod 1, and the positioning boss 302 on the locking sleeve 3 to the locking sleeve 3 is screwed to be in fit and clamping with the first positioning groove 103 on the pin rod 1, so that the bearing pin shaft of the utility model is locked at the installation position.
The utility model discloses a characteristics and advantage of bearing pin axle are:
one, this bear in the weight of round pin axle screw rod 2 can rotate to be certain contained angle with bear pin pole 1, and through the location boss 302 on the locking sleeve 3 and bear the first constant head tank 103 cooperation joint on the pin pole 1, thereby lock screw rod 2 and the relative position who bears between the pin pole 1, will bear pin pole 1 locking on mounted position, avoid bearing pin pole 1 and drop from mounted position, improve the stability and the security of bearing the installation of round pin axle, guarantee to the firm fixed of connecting piece, thereby can adapt to multiple atress direction and construction environment.
Second, this bear in the weight of in the round pin axle bear the weight of the tip that is close to screw rod 2 one side on pin rod 1 and seted up second constant head tank 102, not rotating screw rod 2 but directly revolve twist locking sleeve 3 when moving to being close to the direction of bearing pin rod 1, location boss 302 can imbed in the second constant head tank 102 and with second constant head tank 102 cooperation joint, bear pin rod 1 and locking sleeve 3 be in same axis on, be convenient for with the utility model discloses a bear the weight of the round pin axle and peg graft on mounted position. At this moment, the utility model discloses a bearing pin axle also can regard as ordinary bearing pin axle to use, enlarges the utility model discloses an application scope.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention.
Claims (10)
1. The utility model provides a bearing pin axle, its characterized in that, bearing pin axle is including bearing pin pole (1), screw rod (2) and locking sleeve (3), wherein:
an accommodating through groove (101) penetrating through two opposite side walls of the bearing pin rod (1) is formed in one end of the bearing pin rod (1), one end of the screw rod (2) is located in the accommodating through groove (101) and is pivoted with the inner wall of the accommodating through groove (101), the other end of the screw rod (2) is sleeved with the locking sleeve (3) and is in threaded connection with the screw rod (2), a first positioning groove (103) is formed in the side wall, close to one side of the screw rod (2), of the bearing pin rod (1), and a positioning boss (302) is arranged at the end, close to one side of the bearing pin rod (1), of the locking sleeve (3);
rotate screw rod (2) and twist locking sleeve (3) to being close to bear the weight of pin pole (1) direction and remove, so that location boss (302) embedding in first constant head tank (103) and with first constant head tank (103) cooperation joint.
2. The bearing pin shaft according to claim 1, wherein a second positioning groove (102) is formed in the end portion of the bearing pin rod (1) close to one side of the screw rod (2);
and screwing the locking sleeve (3) to move towards the direction close to the bearing pin rod (1) so that the positioning boss (302) is embedded into the second positioning groove (102) and is matched and clamped with the second positioning groove (102).
3. Bearing pin according to claim 2, characterized in that the second positioning slot (102) is located in the middle of the end of the screw (2).
4. A load bearing pin according to claim 3, characterised in that the positioning boss (302) is located in the middle of the end of the locking sleeve (3).
5. The load bearing pin of claim 2, wherein said first detent (103), said second detent (102) and said detent projection (302) are all the same shape and size.
6. The load bearing pin of claim 5, wherein said first detent (103) and said second detent (102) are both arcuate grooves and said detent projection (302) is an arcuate projection.
7. Bearing pin according to claim 6, characterized in that the axial direction of the first detent (103) is perpendicular to the axial direction of the bearing pin (1) and the axial direction of the second detent (102) is parallel to the axial direction of the bearing pin (1).
8. Load bearing pin according to claim 5, characterized in that the axial direction of the positioning boss (302) is parallel to the axial direction of the locking sleeve (3).
9. The bearing pin shaft according to claim 1, wherein a screw pin (4) is disposed in the receiving through groove (101), an axial direction of the screw pin (4) is perpendicular to an axial direction of the bearing pin rod (1), two ends of the screw pin (4) are respectively connected to two inner walls of the receiving through groove (101), a through hole is disposed on the screw rod (2), and the screw rod (2) is rotatably sleeved on the screw pin (4) through the through hole.
10. The load-bearing pin roll according to claim 1, characterized in that the locking sleeve (3) is a cylindrical structure with two open ends, an internal thread (301) is provided on the inner wall of the locking sleeve (3), and an external thread (201) matching with the internal thread (301) is provided on the outer wall of the screw (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021370100.0U CN213088439U (en) | 2020-07-13 | 2020-07-13 | Bearing pin shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021370100.0U CN213088439U (en) | 2020-07-13 | 2020-07-13 | Bearing pin shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213088439U true CN213088439U (en) | 2021-04-30 |
Family
ID=75624936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021370100.0U Active CN213088439U (en) | 2020-07-13 | 2020-07-13 | Bearing pin shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213088439U (en) |
-
2020
- 2020-07-13 CN CN202021370100.0U patent/CN213088439U/en active Active
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