CN211778445U - Anti-loosening bearing bolt - Google Patents
Anti-loosening bearing bolt Download PDFInfo
- Publication number
- CN211778445U CN211778445U CN201922247166.4U CN201922247166U CN211778445U CN 211778445 U CN211778445 U CN 211778445U CN 201922247166 U CN201922247166 U CN 201922247166U CN 211778445 U CN211778445 U CN 211778445U
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- bolt
- locking
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Abstract
The utility model discloses a check bearing bolt, including the bolt head, the bottom of bolt head is provided with the shank of bolt, the hypomere of shank of bolt is provided with screw thread portion, be provided with locking portion on the lateral wall of bolt head, the top of bolt head is provided with locking part, the cover is equipped with the packing ring on the shank of bolt, the utility model relates to a check bearing bolt has reached the fastening effect that improves the bolt through setting up packing ring, spline and leading to oil groove etc. avoids not hard up pine to take off, conveniently maintains the maintenance, avoids the corrosion to dismantle the difficulty, has solved long-time use after, has had vibrations to lead to the bearing bolt pine to take off or external environment leads to the bolt overlook, dismantles the problem of difficulty.
Description
Technical Field
The utility model relates to a bolt technical field specifically is a locking bearing bolt.
Background
The bolt is a fastener consisting of a head part and a screw (a cylinder with external threads), needs to be matched with a nut and is used for fastening and connecting two parts with through holes, the connection form is called bolt connection, if the nut is screwed off from the bolt, the two parts can be separated, so the bolt connection belongs to detachable connection, and a bearing bolt usually acts on a bearing seat to lock the bearing seat.
After long-time use, the bearing bolt is loosened due to vibration or the bolt is overlooked due to external environment, so that the disassembly is difficult.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a locking bearing bolt to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a check bearing bolt, includes the bolt head, the bottom of bolt head is provided with the shank of bolt, the hypomere of shank of bolt is provided with screw thread portion, be provided with locking portion on the lateral wall of bolt head, the top of bolt head is provided with locking part, the cover is equipped with the packing ring on the shank of bolt.
Preferably, the locking part is uniformly distributed in a hexagonal surrounding manner, and the surface of the locking part is smoothly arranged.
Preferably, the upper and lower end surfaces of the washer are provided with friction pads, a locking ring is arranged above the washer, the upper end surface of the locking ring is provided with a rubber gasket, and the end surface of the outer side of the locking ring is provided with a spline.
Preferably, the locking part comprises a locking cover, an adaptive portion is arranged on the lower end face of the locking cover corresponding to the position of the bolt head, the locking portion is adaptive to the adaptive portion, an insertion groove is arranged at the bottom of the locking cover corresponding to the position of the locking ring, a plurality of spline grooves distributed uniformly in a surrounding mode are arranged on the inner side wall of the insertion groove, and the spline grooves are adaptive to the splines.
Preferably, a reinforcing seat is arranged between the bolt rod and the bolt head, and a plurality of reinforcing ribs which are uniformly distributed in a surrounding manner are arranged between the reinforcing seat and the bolt head.
Preferably, a lubricating groove is formed in the upper end face of the bolt head and is annularly arranged, an oil through groove is formed in the bottom of the lubricating groove and extends to the bottom of the bolt head, a flow guide protrusion is arranged on the reinforcing rib and corresponds to the oil through groove in position.
Compared with the prior art, the beneficial effects of the utility model are that: a check bearing bolt, which improves the tightness of bolt installation and the friction force between the bolt and a bearing seat through a washer and a friction pad, after the installation of the bolt is finished, the locking cover is buckled on the bolt head, the installation is convenient through the smooth surface arrangement of the locking part, the stability of the installation of the bolt is improved by matching the locking cover with the locking ring, because the bolt head is tightly pressed on the locking ring through the rubber gasket, the rotation of the locking ring is avoided, the spline is matched with the spline groove, the rotation of the locking cover is avoided, the locking cover is pressed on the bolt head, the ascending of the bolt head is prevented, thereby achieving the effect of preventing the bolt from loosening, improving the overall strength of the bolt through the reinforcing seat and the reinforcing rib, through the lubrication groove, lead to oil groove and water conservancy diversion arch, conveniently add lubricating oil to the gap, avoid the bolt to be corroded for a long time, be difficult to dismantle, the effect of preventing to be infected with the dust has been played to the locking lid simultaneously. The utility model relates to a check bearing bolt through setting up packing ring, spline and leading to oil groove etc. has reached the fastening effect that improves the bolt, avoids not hard up pine to take off, conveniently maintains the maintenance, avoids the corrosion to dismantle the difficulty, has solved long-time use back, has vibrations to lead to the bearing bolt pine to take off or external environment leads to the bolt to overlook, dismantles the problem of difficulty.
Drawings
FIG. 1 is a schematic structural view of a check bearing bolt;
FIG. 2 is a schematic top view of a bolt head of the anti-loose bearing bolt;
fig. 3 is a schematic view of the internal structure of the bolt head in the anti-loose bearing bolt.
In the figure: 1-bolt head, 2-bolt rod, 3-thread part, 4-locking part, 5-washer, 6-friction washer, 7-locking ring, 8-spline, 9-rubber washer, 10-lubricating groove, 11-oil through groove, 12-reinforcing seat, 13-reinforcing rib, 14-flow guide projection, 15-locking cover, 16-adapting part, 17-inserting groove and 18-spline groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a locking bearing bolt, includes bolt head 1, the bottom of bolt head 1 is provided with shank of bolt 2, the hypomere of shank of bolt 2 is provided with screw thread portion 3, be provided with locking portion 4 on the lateral wall of bolt head 1, the top of bolt head 1 is provided with locking part, the cover is equipped with packing ring 5 on shank of bolt 2.
Locking portion 4 is hexagonal evenly around distributing, locking portion 4's surface sets up smoothly.
The friction pads 6 are arranged on the upper side end face and the lower side end face of the gasket 5, the locking ring 7 is arranged above the gasket 5, the rubber gasket 9 is arranged on the upper end face of the locking ring 7, and the spline 8 is arranged on the outer end face of the locking ring 7.
By means of the washer 5 and the friction pad 6, the tightness of the bolt installation is improved and the friction between the bolt and the bearing block is improved.
The locking part comprises a locking cover 15, an adaptive portion 16 is arranged on the lower end face of the locking cover 15 corresponding to the position of the bolt head 1, the locking portion 4 is matched with the adaptive portion 16, an insertion groove 17 is arranged at the bottom of the locking cover 15 corresponding to the position of the locking ring 7, a plurality of spline grooves 18 which are uniformly distributed in a surrounding mode are formed in the inner side wall of the insertion groove 17, and the spline grooves 18 are matched with the splines 8.
After the bolt installation is accomplished, with locking lid 15 knot on bolt head 1, smooth surface through locking portion 4 sets up, easy to assemble, locking lid 15 cooperation locking ring 7, improve the stability of bolt installation, because bolt head 1 closely presses on locking ring 7 through rubber gasket 9, avoid locking ring 7 to rotate, and spline 8 and 18 cooperations of spline groove, avoid locking lid 15 to rotate, locking lid 15 presses on bolt head 1, prevent that the bolt head from rising, thereby reached the effect that prevents the bolt pine and take off.
A reinforcing seat 12 is arranged between the bolt rod 2 and the bolt head 1, and a plurality of reinforcing ribs 13 which are uniformly distributed in a surrounding manner are arranged between the reinforcing seat 12 and the bolt head 1.
The whole strength of the bolt is improved by the reinforcing seat 12 and the reinforcing rib 13.
The bolt head comprises a bolt head 1 and is characterized in that a lubricating groove 10 is formed in the upper end face of the bolt head 1, the lubricating groove 10 is annularly arranged, an oil through groove 11 is formed in the bottom of the lubricating groove 10, the oil through groove 11 extends to the bottom of the bolt head 1, a flow guide protrusion 14 is arranged on a reinforcing rib 13, and the flow guide protrusion 14 corresponds to the position of the oil through groove 11.
Through lubrication groove 10, logical oil groove 11 and water conservancy diversion arch 12, conveniently add lubricating oil to the gap, avoid the bolt to be corroded for a long time, be difficult to dismantle, locking cover 15 has played the effect that prevents to be infected with the dust simultaneously.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A check bearing bolt, includes bolt head (1), its characterized in that: the bolt is characterized in that a bolt rod (2) is arranged at the bottom of the bolt head (1), a thread portion (3) is arranged at the lower section of the bolt rod (2), a locking portion (4) is arranged on the outer side wall of the bolt head (1), a locking part is arranged above the bolt head (1), and a gasket (5) is sleeved on the bolt rod (2).
2. A check bearing bolt as defined in claim 1, wherein: the locking part (4) is uniformly distributed in a surrounding mode in a hexagonal mode, and the surface of the locking part (4) is smoothly arranged.
3. A check bearing bolt as defined in claim 2, wherein: the friction pads (6) are arranged on the end faces of the upper side and the lower side of the gasket (5), the locking ring (7) is arranged above the gasket (5), the rubber gasket (9) is arranged on the upper end face of the locking ring (7), and the spline (8) is arranged on the end face of the outer side of the locking ring (7).
4. A check bearing bolt according to claim 3, wherein: locking part includes locking lid (15), correspond bolt head (1) position department on the lower terminal surface of locking lid (15) and seted up adaptation portion (16), locking portion (4) and adaptation portion (16) looks adaptation, the bottom of locking lid (15) corresponds locking ring (7) position department and has seted up inserting groove (17), set up a plurality of and evenly encircle spline groove (18) that distribute on the inside wall of inserting groove (17), spline groove (18) and spline (8) looks adaptation.
5. A check bearing bolt according to claim 4, wherein: a reinforcing seat (12) is arranged between the bolt rod (2) and the bolt head (1), and a plurality of reinforcing ribs (13) which are uniformly distributed in a surrounding mode are arranged between the reinforcing seat (12) and the bolt head (1).
6. A check bearing bolt according to claim 5, wherein: the bolt head is characterized in that a lubricating groove (10) is formed in the upper end face of the bolt head (1), the lubricating groove (10) is arranged in an annular mode, an oil through groove (11) is formed in the bottom of the lubricating groove (10), the oil through groove (11) extends to the bottom of the bolt head (1), a flow guide protrusion (14) is arranged on the reinforcing rib (13), and the flow guide protrusion (14) corresponds to the position of the oil through groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922247166.4U CN211778445U (en) | 2019-12-12 | 2019-12-12 | Anti-loosening bearing bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922247166.4U CN211778445U (en) | 2019-12-12 | 2019-12-12 | Anti-loosening bearing bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211778445U true CN211778445U (en) | 2020-10-27 |
Family
ID=72982429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922247166.4U Active CN211778445U (en) | 2019-12-12 | 2019-12-12 | Anti-loosening bearing bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211778445U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864312A (en) * | 2021-09-01 | 2021-12-31 | 浙江长瑞精密零部件制造有限公司 | Adjustable bolt with protection function for wind power generation blade |
-
2019
- 2019-12-12 CN CN201922247166.4U patent/CN211778445U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864312A (en) * | 2021-09-01 | 2021-12-31 | 浙江长瑞精密零部件制造有限公司 | Adjustable bolt with protection function for wind power generation blade |
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