CN210106357U

CN210106357U - Rust-proof bolt

Info

Publication number: CN210106357U
Application number: CN201920579515.XU
Authority: CN
Inventors: 李瑞林; 张万里; 罗国栋
Original assignee: Suzhou Tenos Metal Technology Co Ltd
Current assignee: Suzhou Tenos Metal Technology Co Ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-02-21
Anticipated expiration: 2029-04-25

Abstract

The utility model relates to an antirust bolt, include: the bolt body is provided with an installation through hole, a screw rod of the bolt body is provided with a plurality of flow guide channels, and the installation through hole is communicated with the flow guide channels; and, a rust inhibiting assembly, the rust inhibiting assembly comprising: the oil injection device comprises an installation column, an oil injection assembly and an extrusion block, wherein an oil outlet is formed in the outer wall of the installation column, a dismounting groove is formed in the bottom end of the installation column, and the upper end of the installation groove is communicated with a threaded hole for installing the extrusion block; wherein, the oiling subassembly includes: the bottom end of the extrusion block is in extrusion contact with the fixed block. The utility model discloses bolt body threaded connection will earlier oiling subassembly pours into lubricating oil into will rust-resistant subassembly threaded connection in the bolt body, the extrusion piece moves down and orders about the fixed block extrusion the sponge piece, with lubricating oil certainly the oil-out pours into the water conservancy diversion passageway.

Description

Rust-proof bolt

Technical Field

The utility model relates to a bolt technical field, in particular to rust-resistant bolt.

Background

At present, the bolt is the most common mechanical parts who is used for pressing from both sides tight fixed work piece, and a lot of bolts on many outdoor work's the mechanical equipment all expose in the external world today, receive the rainwater to drench the back for a long time, and the rainwater gets into the screw hole and makes screw thread and bolt all rust, and rusty bolt is not firm with threaded being connected, and is more difficult when the machine needs to dismantle the maintenance simultaneously, and current bolt can not rust-resistant well.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an antirust bolt has the rusty advantage of bolt and screw thread of preventing.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a rust inhibiting bolt comprising: the bolt comprises a bolt body, wherein the center of the bolt body is provided with an installation through hole, a screw of the bolt body is uniformly provided with a plurality of guide channels for injecting oil along the circumferential direction, and the installation through hole is communicated with the guide channels; and, assemble in the rust-resistant subassembly of installation through-hole, rust-resistant subassembly includes: the oil injection assembly is arranged in the mounting through hole, the mounting column is in threaded connection with the mounting through hole, a mounting groove is formed in the mounting through hole, the oil injection assembly is borne in the mounting groove, the extrusion block is in threaded connection with the upper end of the mounting column, an oil outlet corresponding to the oil injection assembly is formed in the outer wall of the mounting column, a dismounting groove is formed in the bottom end of the mounting column, and the upper end of the mounting groove is communicated with a threaded hole for mounting the; wherein, the oiling subassembly includes: the oil guide channel is arranged in the oil guide channel, the bottom end of the extrusion block is in extrusion contact with the fixed block, and after the sponge block absorbs lubricating oil, the extrusion block moves downwards to drive the fixed block to extrude the sponge block so as to inject the lubricating oil into the oil guide channel from the oil outlet.

According to the technical scheme, when a workpiece is fastened, the bolt body is connected to the workpiece in a threaded mode, lubricating oil is injected into the sponge block, the mounting column is connected to the mounting through hole in a threaded mode through the screwing dismounting groove, the screwing extrusion block enables the extrusion block to move downwards to drive the fixing block to move, therefore the sponge block is extruded to flow out lubricating oil, the lubricating oil is injected into the flow guide channel from the oil outlet, and the bolt and the threads are filled with the lubricating oil and are rustproof.

As an optimized scheme of the utility model, the lower extreme of fixed block is equipped with T type lug, the mounting groove bottom seted up with the T type recess of T shape lug looks adaptation.

As a preferred scheme of the utility model, the upper end of extrusion piece is seted up and is twisted the recess soon just the lower extreme of extrusion piece is the toper.

Realize above-mentioned technical scheme, conveniently revolve to twist the extrusion piece and order about the fixed block and remove, the toper lower extreme makes the extrusion piece fully fixed block at the in-process that moves down, and the pressure that supports of T type lug and T type recess makes the fixed block can stabilize in the mounting groove at the motion process.

As an optimized scheme of the utility model, the sponge piece is located relatively under the oil-out, the sponge piece is the semi-cylinder form, the arc length of oil-out is less than the arc length of sponge piece.

By adopting the technical scheme, the sponge block can be fully extruded towards the oil outlet, and enough lubricating oil overflowing to enter the oil outlet is ensured.

As a preferred scheme of the utility model, the upper end of erection column is equipped with first external screw thread and the lower extreme is equipped with the second external screw thread, first external screw thread with be formed with between the second external screw thread and set up the space of seting up of mounting groove, the upper end and the lower extreme of installation through-hole seted up with first external screw thread with the internal thread of second external screw thread looks adaptation.

Realize above-mentioned technical scheme, the efficiency of dismouting erection column has been improved in the setting that reduces the screw thread section.

As an optimized scheme of the utility model, the water conservancy diversion passageway includes: the oil injection device comprises an upper inclined channel for oil injection and a lower inclined channel for drainage, wherein the bottom end of the upper inclined channel is communicated with the top end of the lower inclined channel.

According to the technical scheme, rainwater flows into the oil outlet through the downward inclined channel after entering the threaded hole and is absorbed by the sponge block, and an anti-rust effect is achieved to a certain extent.

To sum up, the utility model discloses following beneficial effect has: when fastening the work piece, at first bolt body threaded connection in work piece, after injecting lubricating oil on the sponge piece, with the erection column through revolve wrong dismouting recess threaded connection in the installation through-hole, revolve wrong extrusion piece and make the extrusion piece move down and order about the fixed block and remove in T type recess, thereby extrude the sponge piece and flow out lubricating oil, lubricating oil pours into the water conservancy diversion passageway from the oil-out, lubricating oil from the water conservancy diversion passageway upward inclined channel flow to screw thread, lubricate and rust-resistant the screw thread, the rainwater flows into the oil-out through the channel that inclines down after getting into the screw hole simultaneously, absorbed by the sponge piece, certain degree has improved rust-resistant performance, in the long-time use, regularly dismantle the erection column from the bolt body, crowd water oiling to the sponge piece, make the bolt body have fastening nature and convenient dismantlement well always.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is a cross-sectional view of the bolt body in the embodiment of the present invention.

Fig. 3 is an exploded view of a rust inhibiting assembly in an embodiment of the present invention.

Fig. 4 is a schematic perspective view of an anti-rust assembly according to an embodiment of the present invention.

The corresponding part names indicated by the numbers and letters in the drawings:

100. a bolt body; 101. mounting a through hole; 102. a flow guide channel; 103. an upward inclined channel;

104. a downward inclined channel; 105. a first internal thread; 106. a second internal thread;

200. a rust-preventive component; 210. mounting a column; 211. mounting grooves; 212. a threaded hole;

213. a T-shaped groove; 214. disassembling and assembling the groove; 215. a first external thread;

216. a second external thread; 217. an oil outlet;

220. an oiling component; 221. a fixed block; 222. a T-shaped bump; 223. a sponge block;

230. extruding the block; 231. and screwing the 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 efforts belong to the protection scope of the present invention.

Examples

As shown in fig. 1, the utility model provides an antirust bolt, include: bolt body 100, and rust-inhibiting component 200.

As shown in fig. 2, a mounting through hole 101 is formed in the center of the bolt body 100, a plurality of guide channels 102 for injecting oil are uniformly formed on the screw of the bolt body along the circumferential direction, and the mounting through hole 101 is communicated with the guide channels 102.

As shown in fig. 3 and 4, the rust inhibitive assembly 200 includes: erection column 210, oiling subassembly 220 and extrusion piece 230, the upper end of erection column 210 is equipped with first external screw thread 215 and the lower extreme is equipped with second external screw thread 216, first internal thread 105 and the second internal thread 106 with first external screw thread 215 and second external screw thread 216 looks adaptation are seted up to the upper end and the lower extreme of erection through hole 101, erection column 210 threaded connection is in erection through hole 101, dismouting recess 214 has been seted up to erection column 210 bottom, conveniently dismantles erection column 210.

Oiling assembly 220 includes: fixed block 221, and sponge block 223, erection column 210 forms between first external screw thread 215 and second external screw thread 216 and sets up the space and seted up mounting groove 211, oiling subassembly 220 assembles in mounting groove 211, the lower extreme of fixed block 221 is equipped with T type lug 222, and the mounting groove 211 bottom set up with T type recess 213 of T type lug 222 looks adaptation, be connected through the inlay card of T type lug 222 and T shape recess 213 with fixed block 221 slidingtype assembly in mounting groove 211, sponge block 223 fixed connection is in fixed block 221, erection column 210 sets up the oil-out 217 corresponding with sponge block 223, the removal of fixed block 221 makes sponge block 223 compress to oil-out 217 direction.

The sponge block 223 is in a semi-cylindrical shape, and the arc length of the oil outlet 217 is smaller than that of the sponge block 223, so that the sponge block 223 can be fully extruded towards the oil outlet 217, and enough lubricating oil overflowing to enter the oil outlet 217 is guaranteed.

The upper end of the mounting column 210 is provided with a threaded hole 212, the threaded hole 212 is communicated with the mounting groove 211, the extrusion block 230 is in threaded connection with the threaded hole 212, the upper end of the extrusion block 230 is provided with a screwing groove 231, the lower end of the extrusion block 230 is conical, the lower end of the extrusion block 230 is in contact with the fixed block 221 in a propping mode, the screwing extrusion block 230 moves downwards to drive the fixed block 221 to extrude the sponge block 223, and therefore lubricating oil is injected into the flow guide channel 102 from the oil outlet 217.

Further, the flow guide passage 102 includes: go up inclined passage 103 and inclined passage 104 down, the bottom of going up inclined passage 103 is linked together with inclined passage 104's top down, and the lubricating oil that pours into water conservancy diversion passageway 102 from oiling mouth 217 flows to the screw thread from inclined passage 103 up, and the rainwater flows into oil-out 217 through inclined passage 104 down after getting into the screw hole simultaneously, is absorbed by sponge piece 223, plays rust-resistant effect to a certain extent.

The utility model is suitable for the clamping fixation of outdoor mechanical equipment and the bottom end of the screw rod is exposed in the external environment, when fastening the workpiece, firstly, the bolt body 100 is connected with the workpiece through the screw thread, after lubricating oil is injected on the sponge block 223, the mounting column 210 is connected with the mounting through hole 101 through the screw thread of the screwing dismounting groove 214, the screwing extrusion block 230 makes the extrusion block 230 move downwards to drive the fixing block 221 to move in the T-shaped groove 213, thereby the lubricating oil flows out of the sponge block 223, the lubricating oil is injected into the diversion channel 102 from the oil outlet 217, the lubricating oil flows to the screw thread from the upper inclined channel 103 in the diversion channel 102, the screw thread is lubricated and rustproof, simultaneously, rainwater enters the screw hole and flows into the oil outlet through the lower inclined channel 104, and is absorbed by the sponge block 223, the rustproof performance is improved to a certain extent, in the long-time use process, the sponge block 223 is squeezed and filled with oil, so that the bolt body 100 always has good fastening performance and is convenient to disassemble.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A rust inhibitive bolt, comprising:

the bolt comprises a bolt body, wherein the center of the bolt body is provided with an installation through hole, a screw of the bolt body is uniformly provided with a plurality of guide channels for injecting oil along the circumferential direction, and the installation through hole is communicated with the guide channels; and the number of the first and second groups,

an antirust assembly fitted to the mounting through-hole, the antirust assembly including: the oil injection assembly is arranged in the mounting through hole, the mounting column is in threaded connection with the mounting through hole, a mounting groove is formed in the mounting through hole, the oil injection assembly is borne in the mounting groove, the extrusion block is in threaded connection with the upper end of the mounting column, an oil outlet corresponding to the oil injection assembly is formed in the outer wall of the mounting column, a dismounting groove is formed in the bottom end of the mounting column, and the upper end of the mounting groove is communicated with a threaded hole for mounting the;

wherein, the oiling subassembly includes: the oil guide channel is arranged in the oil guide channel, the bottom end of the extrusion block is in extrusion contact with the fixed block, and after the sponge block absorbs lubricating oil, the extrusion block moves downwards to drive the fixed block to extrude the sponge block so as to inject the lubricating oil into the oil guide channel from the oil outlet.

2. The rust-proof bolt as claimed in claim 1, wherein a T-shaped protrusion is provided at a lower end of the fixing block, and a T-shaped groove adapted to the T-shaped protrusion is provided at a bottom of the mounting groove.

3. The rust-proof bolt according to claim 1, wherein the upper end of the extrusion block is provided with a screwing groove and the lower end of the extrusion block is tapered.

4. The rust-proof bolt according to claim 1, wherein the sponge block is arranged right below the oil outlet, the sponge block is semi-cylindrical, and the arc length of the oil outlet is smaller than that of the sponge block.

5. The rust-preventive bolt according to claim 1, wherein the mounting post has a first external thread at an upper end thereof and a second external thread at a lower end thereof, an opening space for opening the mounting groove is formed between the first external thread and the second external thread, and an internal thread adapted to the first external thread and the second external thread is formed at an upper end and a lower end of the mounting through-hole.

6. The rust inhibiting bolt of claim 1, wherein said flow guide channel comprises: the oil injection device comprises an upper inclined channel for oil injection and a lower inclined channel for drainage, wherein the bottom end of the upper inclined channel is communicated with the top end of the lower inclined channel.