CN207278680U - A kind of subassembly of lock bolt - Google Patents
A kind of subassembly of lock bolt Download PDFInfo
- Publication number
- CN207278680U CN207278680U CN201721330761.9U CN201721330761U CN207278680U CN 207278680 U CN207278680 U CN 207278680U CN 201721330761 U CN201721330761 U CN 201721330761U CN 207278680 U CN207278680 U CN 207278680U
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- China
- Prior art keywords
- screw rod
- subassembly
- nut
- lock bolt
- inserted link
- Prior art date
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- 230000008094 contradictory effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of subassembly of lock bolt, a kind of its key points of the technical solution are that subassembly of lock bolt, including screw rod, the turn bar that the screw rod includes fixed link, is fixedly connected with fixed link, nut is extended with the upside of fixed link, opens up fluted on the perisporium of the fixed link, the inserted link mating with groove is slidably connected in the groove, the locking bar for driving inserted link to slide is slidably connected on inserted link, the Anti-rotary block for preventing that inserted link from rotating is extended with inserted link.It is inserted into by inserted link in groove and contradicts screw rod, the conflict power between the side wall of screw rod and fixated body is increased, so that the frictional force between the side wall of screw rod and fixated body is increased, so as to reduce loosening of the screw rod in fixated body.
Description
Technical field
Screw field is the utility model is related to, more particularly to a kind of subassembly of lock bolt.
Background technology
Bolt is the physics and mathematical principle of the inclined-plane circular rotating and frictional force using object, is fastened by easy stages
The instrument of implements parts.
At present, the bolt assembly of in the market includes screw rod, nut and gasket, after screw rod screws in fixated body, gasket
Contradict between nut and fixated body, pass through the elastic reactance of gasket so that produced between screw rod and fixated body
Raw conflict power, increases the frictional force between screw rod and fixated body.
Although above-mentioned screw arbor assembly makes fixated body be fixed with screw rod, but its screw rod with fixated body it is prolonged
High frequency, violent vibration, easily produce loosening between screw rod and fixated body.
Utility model content
The purpose of this utility model is to provide a kind of subassembly of lock bolt, its advantage is that locking effect is good.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of check bolt group
Part, including screw rod, the screw rod include fixed link, the turn bar being fixedly connected with fixed link, spiral shell are extended with the upside of fixed link
Cap, opens up on the perisporium of the fixed link fluted, and the inserted link mating with groove, inserted link are slidably connected in the groove
On slidably connect the locking bar for driving inserted link to slide, the Anti-rotary block for preventing that inserted link from rotating is extended with inserted link.
Through the above technical solutions, after screw rod screws in fixated body, by the locking bar of turn, so that locking bar band
Dynamic inserted link is contradicted in the fixed link of screw rod, by conflict of the inserted link to screw rod, adds supporting between screw rod and fixated body
Touch, so as to increase the frictional force between screw rod and fixated body, reaches the situation for reducing screw bolt loosening, while by inserting
Cooperation between bar and groove, reaches to the spacing of the sliding stroke of screw rod in the vertical direction, so as to further reduce spiral shell
The situation that bar loosens in fixated body, then anti-rotation inserted link rotates and can not be bonded fixation for the Anti-rotary block that is arranged on inserted link
Bar.
The utility model is further arranged to：Nut is threaded with the downside of the nut.
Through the above technical solutions, nut coordinates with screw rod, the axial force of nut causes the side wall of screw rod contradicts to be fixed
Object, so that the frictional force between screw rod and fixated body is increased, so as to reduce the situation of screw bolt loosening.
The utility model is further arranged to：The bottom side of the nut opens up jagged, and the downside of nut, which contradicts, to be had and lack
The wave spring washer that mouth inlay card coordinates.
Through the above technical solutions, when nut is with screw rod turn and after contradict wave spring washer, due to pair of wave spring washer
Nut produces conflict power straight up, so as to increase the frictional force between screw rod and fixated body, reduces screw bolt loosening
Situation, in addition, notch on nut coordinates with wave spring washer inlay card so that wave spring washer limits the rotation of nut so that
Wave spring washer limits the rotation of screw rod, has reached the situation for reducing and loosening.
The utility model is further arranged to：The bottom side of the turn bar offers for pressure tank, and elasticity is equipped with for pressure tank
Component.
Through the above technical solutions, after turn bar screws in fixated body, by elastic parts to turn bar vertical
Reaction force on direction, elastic parts increase the conflict power between screw rod and fixated body, so as to reduce screw rod pine
Dynamic situation.
The utility model is further arranged to：The elastic parts includes the elastic component contradicted with for pressure tank, the elasticity
Conflict ball is fixedly connected with part.
Through the above technical solutions, the bottom side for contradicting ball is located at the downside of the bottom side of turn bar, therefore in turn bar toward backspin
When dynamic, contradicting ball and contradict elastic component and compress elastic component, the reaction force of elastic component promotes conflict ball to contradict fixated body,
So that the frictional force increase between screw rod and fixated body, so as to reduce the situation of screw bolt loosening.
The utility model is further arranged to：It is extended with for pressure tank for the gear spacing to contradicting ball sliding stroke
Block.
Through the above technical solutions, block is prevented after screw rod is screwed out from fixated body, ball is contradicted from turn bar
For pressure tank stretch out situation about can not retract.
The utility model is further arranged to：The bottom side of the turn bar has extended downwardly some barbs.
Through the above technical solutions, after turn bar screws in fixated body, barb contradicts fixated body, if being fixed
When the opposite direction in the direction that object is screwed in toward turn bar rotates, barb catches on fixated body, reduces fixated body
Rotate.
The utility model is further arranged to：Via hole is offered on the nut, is threaded with and penetrates in via hole
Cross the auxiliary bolt of the wave spring washer.
Through the above technical solutions, auxiliary bolt is screwed into wave spring washer from nut and is screwed into fixated body, lead to
Auxiliary bolt is crossed to the further fixed of screw rod, further reduces the situation that screw rod slides in fixated body.
In conclusion the utility model has the advantages that：1st, equipped with locking bar, the feelings of screw bolt loosening are reduced
Condition；
2nd, equipped with ball is contradicted, the situation of screw bolt loosening is further reduced；
3rd, equipped with wave spring washer, the situation of screw bolt loosening is further reduced.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is the present embodiment to highlight the structure diagram of for pressure tank；
Fig. 3 is the enlarged drawing at A in Fig. 2；
Fig. 4 is the present embodiment to highlight the structure diagram of wave spring washer；
Fig. 5 is the enlarged drawing at B in Fig. 2；
Fig. 6 is to highlight the structure diagram of barb.
Reference numeral：1st, screw rod；2nd, fixed link；3rd, turn bar；4th, threaded portion；5th, slide bar portion；6th, nut；7th, fixation
Body；8th, inserted link；9th, it is foxy；10th, locking bar；11st, bulge loop；12nd, groove；13rd, via hole；14th, auxiliary bolt；15th, nut；16、
Wave spring washer；17th, notch；18th, for pressure tank；19th, elastic parts；20th, spring；21st, ball is contradicted；22nd, barb；23rd, block；24、
Anti-rotary block；25th, anti-rotation groove.
Embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment：With reference to figure 1, a kind of subassembly of lock bolt, including screw rod 1, screw rod 1 include fixed link 2 and turn bar 3,
Turn bar 3 is used to screw in fixated body 7（With reference to figure 2）In, fixed link 2 includes being disposed thereon threaded portion 4 and and the spiral shell at end
The slide bar portion 5 that line portion 4 is fixedly connected, the upper end of the threaded portion 4 of fixed link 2 are extended with nut 6, and screw thread connects in fixated body 7
The inserted link 8 coordinated with 5 inlay card of slide bar portion of fixed link 2 is connected to, inserted link 8 and the face that screw rod 1 contradicts are recessed and concave
Shape can be bonded with screw rod 1, and the perisporium in the slide bar portion 5 of fixed link 2 offers some grooves 12 coordinated with inserted link 8, other cards
Groove 12 is available for inserted link 8 and is caught in.Side of the inserted link 8 away from slide bar portion 5 slidably connects locking bar 10, be extended with inserted link 8 with
The slippery fellow 9 that release lever 10 is slidably matched（With reference to figure 3）.
Referring to figs. 2 and 3 in order to prevent when locking bar 10 rotates, locking bar 10 drives the situation that inserted link 8 rotates, and inserts
Anti-rotary block 24 is extended with bar 8, anti-rotation groove 25 is offered in fixated body 7, anti-rotation groove 25 penetrates fixated body 7, passes through
Anti-rotation groove 25 is spacing to Anti-rotary block 24, it is therefore prevented that the rotation in X-direction in figure 3 of inserted link 8.When screw rod 1 screws in fixation
After body 7, then locking bar 10 screwed in into fixated body, so that locking bar 10 drives inserted link 8 to contradict the slide bar portion 5 of fixed link 2, inserted
8 inlay card of bar enters in the groove 12 in slide bar portion 5, so as to reduce the situation of the loosening of screw rod 1.
With reference to figure 4, the upside of nut 6 offers the via hole 13 through nut 6, and auxiliary is threaded with via hole 13
Bolt 14, auxiliary bolt 14 is by screwing in via hole 13 and screwing in fixated body 7（With reference to figure 1）Afterwards, auxiliary bolt 14 increases
Frictional force between the screw thread and fixated body 7 of big screw rod 1, so as to further reduce the situation of the loosening of screw rod 1.
With reference to figure 4, the threaded portion 4 of fixed link 2 is threaded with nut 15, when screw rod 1 screws in fixated body 7（With reference to
Fig. 1）Afterwards, axial force is produced between nut 15 and screw rod 1, so that nut 15 increases rubbing between screw rod 1 and fixated body 7
Power is wiped, so that screw rod 1 is not easy to loosen after screwing in fixated body 7.
With reference to figure 4, in order to provide the conflict power on vertical direction to screw rod 1, so as to reduce screw rod 1 in fixated body 7
The situation of middle loosening.The downside of nut 15, which contradicts, wave spring washer 16, and wave spring washer 16 is the stiffening ring of open loop, under nut 15
End is offered for the notch 17 with 16 inlay card of wave spring washer, and notch 17 is the groove of depth from depth to shallow.Pass through wave spring washer 16
The notch 17 of card inserted num 15, so that wave spring washer 16 reduces rotation of the nut 15 in Fig. 4 on the direction of Y, so as to subtract
Lack nut 15 and drive rotation of the screw rod 1 on the direction of Y.
Referring to figs. 2 and 5, in order to further give screw rod 1 provide vertical direction on conflict power so that increase screw rod 1 with
The frictional force of testee.The bottom side of turn bar 3 offers for pressure tank 18, is equipped with elastic parts 19 in for pressure tank 18, elastic group
Part 19 includes the spring 20 contradicted with for pressure tank 18, is fixedly connected with spring 20 and contradicts ball 21, spring 20 has what is extended downwards
Trend simultaneously promotes conflict ball 21 to contradict fixated body 7, and the reaction force of spring 20 makes between screw rod 1 and fixated body 7
Conflict power increases, so as to increase the frictional force between screw rod 1 and fixated body 7, reaches and reduces screw rod 1 in fixated body 7
The situation of middle loosening.The bottom side of turn bar 3 is equipped with the block 23 for preventing contradicting the fully extended turn bar 3 of ball 21.
Referring to figs. 2 and 5 the bottom side of turn bar 3 has extended downwardly some barbs 22, with reference to Fig. 6, the bottom side edge of barb 22
The axial deviation of turn bar 3, direction and the screw rod 1 of 22 deviation of barb screw in fixated body 7（With reference to figure 1）When rotation direction
Identical, the reason for so setting is that, when fixated body 7 is rotated toward the opposite direction of 1 rotation direction of screw rod, barb 22 contradicts
Fixated body 7 simultaneously hinders fixated body 7 to rotate, so as to reach the situation that screw rod 1 loosens that reduces.
This specific embodiment is only explanation to the utility model, it is not the limitation to the utility model, ability
Field technique personnel as needed can make the present embodiment the modification of no creative contribution after this specification is read, but
As long as all protected in the right of the utility model be subject to Patent Law.
Claims (8)
1. a kind of subassembly of lock bolt, it is characterized in that：Including screw rod (1), the screw rod (1) includes fixed link (2) and fixed link
(2) the turn bar (3) being fixedly connected, is extended with nut (6) on the upside of fixed link (2), is opened up on the perisporium of the fixed link (2)
Fluted (12), the groove（12）In slidably connect and groove（12）Mating inserted link（8）, inserted link（8）Upper slip
It is connected with drive inserted link（8）The locking bar slided（10）, inserted link（8）On be extended with and prevent inserted link（8）The Anti-rotary block (24) of rotation.
2. a kind of subassembly of lock bolt according to claim 1, it is characterized in that：The downside of the nut (6) is threadedly coupled
There is nut (15).
3. a kind of subassembly of lock bolt according to claim 2, it is characterized in that：The bottom side of the nut (15) offers scarce
Mouth (17), the downside of nut (15) contradict the wave spring washer (16) for having and coordinating with notch (17) inlay card.
4. a kind of subassembly of lock bolt according to claim 1, it is characterized in that：The bottom side of the turn bar (3) offers
For pressure tank (18), is equipped with elastic parts (19) in for pressure tank (18).
5. a kind of subassembly of lock bolt according to claim 4, it is characterized in that：The elastic parts (19) is included with compressing
The elastic component that groove (18) contradicts, is fixedly connected with elastic component and contradicts ball (21).
6. a kind of subassembly of lock bolt according to claim 4, it is characterized in that：It is extended with and is used on for pressure tank (18)
The block (23) spacing to contradicting ball (21) sliding stroke.
7. a kind of subassembly of lock bolt according to claim 1, it is characterized in that：The bottom side of the turn bar (3) is to downward
Stretching has some barbs (22).
8. a kind of subassembly of lock bolt according to claim 3, it is characterized in that：Via hole is offered on the nut (6)
(13), the auxiliary bolt (14) for being perforated through wave spring washer (16) is threaded with via hole (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721330761.9U CN207278680U (en) | 2017-10-16 | 2017-10-16 | A kind of subassembly of lock bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721330761.9U CN207278680U (en) | 2017-10-16 | 2017-10-16 | A kind of subassembly of lock bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207278680U true CN207278680U (en) | 2018-04-27 |
Family
ID=61980286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721330761.9U Expired - Fee Related CN207278680U (en) | 2017-10-16 | 2017-10-16 | A kind of subassembly of lock bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207278680U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360867A (en) * | 2020-11-18 | 2021-02-12 | 金桂光 | Transmission shaft assembly capable of improving fixing precision and firmness of transmission shaft |
-
2017
- 2017-10-16 CN CN201721330761.9U patent/CN207278680U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360867A (en) * | 2020-11-18 | 2021-02-12 | 金桂光 | Transmission shaft assembly capable of improving fixing precision and firmness of transmission shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |