CN108119506A - A kind of household electrical appliances self-locking bolt - Google Patents
A kind of household electrical appliances self-locking bolt Download PDFInfo
- Publication number
- CN108119506A CN108119506A CN201711394342.6A CN201711394342A CN108119506A CN 108119506 A CN108119506 A CN 108119506A CN 201711394342 A CN201711394342 A CN 201711394342A CN 108119506 A CN108119506 A CN 108119506A
- Authority
- CN
- China
- Prior art keywords
- screw rod
- permanent magnet
- electromagnet
- nut
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 239000002775 capsule Substances 0.000 claims abstract description 28
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 3
- 230000007257 malfunction Effects 0.000 abstract description 2
- 230000005389 magnetism Effects 0.000 description 9
- 238000005406 washing Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 4
- 238000005728 strengthening Methods 0.000 description 4
- 230000001476 alcoholic effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/04—Locking of screws, bolts or nuts in which the locking takes place after screwing down with a member penetrating the screw-threaded surface of at least one part, e.g. a pin, a wedge, cotter-pin, screw
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B2200/00—Constructional details of connections not covered for in other groups of this subclass
- F16B2200/83—Use of a magnetic material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B2200/00—Constructional details of connections not covered for in other groups of this subclass
- F16B2200/95—Constructional details of connections not covered for in other groups of this subclass with markings, colours, indicators or the like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The present invention relates to machine components technical fields, a kind of household electrical appliances self-locking bolt are specifically disclosed, including head, screw rod and nut；Sliding slot is offered on the screw rod side wall, opens up fluted on nut inner wall, screw rod side wall is with being carved with the mark line that sliding slot is illustrated to be aligned with groove on nut lateral wall；Permanent magnet is slidably connected in the sliding slot, the permanent magnet is fixedly connected sequentially close to the one side of groove liquid capsule and sliding block, and the lock post that can put in groove is fixedly connected on the sliding block；Temperature sensor and the electromagnet for adsorbing permanent magnet are installed, electromagnet is electrically connected with to control the microcontroller of its power on/off, and the microcontroller is electrically connected with temperature sensor in the screw rod.The present invention can realize the self-tightening of bolt, avoid coming off in bolt looseness even slave device, cause equipment cisco unity malfunction even equipment damage.
Description
Technical field
The present invention relates to machine components technical fields, specifically disclose a kind of household electrical appliances self-locking bolt.
Background technology
It is well known that common bolt is without function of self-tightening, but due to equipment, there are larger in the process of running
Vibration, can cause bolt looseness, when serious, in some instances it may even be possible to nut occur or screw rod comes off, there are serious security risks.Household electrical appliances
In washing machine in use, the long period can generate vibration so that bolt on washing machine is in a period of time
After the phenomenon that loosening, influence the normal function of washing machine, and washing machine can generate larger make an uproar in use
Sound influences the usage experience of people；Moreover, it is also possible to cause more serious security incident, such as washing machine in cleaning clothing
Bolt falling during object, washing machine is out of control after occurring acutely to rock under powerful centrifugal force effect collapses, and property is caused to damage
Lose even injury to personnel.In the prior art, people can prevent the loosening of bolt using spring pad and various anti-devices, but
Find in actual use, bolt still there are antivibration kinetic force it is poor the defects of, under the vibration of long period, bolt is still
Easily loosen or come off.Therefore, it is necessary to design the check bolt that a kind of connection is reliable, antivibration kinetic force is excellent.
The content of the invention
The invention is intended to provide a kind of household electrical appliances self-locking bolt, with solve bolt in use easily loosen even from
Come off the problem of causing equipment cisco unity malfunction in equipment.
In order to achieve the above object, base case of the invention is：A kind of household electrical appliances self-locking bolt, including head, screw rod
And nut；Sliding slot is offered on the screw rod side wall, opens up fluted on nut inner wall, screw rod side wall on nut lateral wall with carving
It is useful for the mark line that signal sliding slot is aligned with groove；Permanent magnet is slidably connected in the sliding slot, the permanent magnet is close to recessed
The one side of slot, which is fixedly connected sequentially, liquid capsule and sliding block, and the lock post that can put in groove is fixedly connected on the sliding block；It is described
Temperature sensor and the electromagnet for adsorbing permanent magnet are installed, electromagnet is electrically connected with to control its power on/off in screw rod
Microcontroller, the microcontroller is electrically connected with temperature sensor.
The operation principle of this base case is：During not actuated electromagnet, permanent magnet is adsorbed in the sliding slot of screw rod, liquid
Capsule, sliding block and lock post are respectively positioned in the sliding slot of screw rod, and nut is tightened at this time on screw rod.Start electromagnet, electromagnet because
Energization band is magnetic, and the magnetism of electromagnet and the magnetism of permanent magnet are repelled each other, and permanent magnet is promoted to be slided in sliding slot to groove direction
Dynamic, the liquid capsule being fixedly connected on permanent magnet starts to move with permanent-magnet synchronous, promotes lock post on sliding block and sliding block to recessed
Slot direction is moved, and in the groove of final lock post insertion nut, realizes the self-tightening of bolt.In above process, electromagnet is powered
Heat can be generated while generating magnetic, heat volatilizees by being heated after transmission to liquid capsule after the heated liquid in liquid capsule
So that liquid capsule expands, continue to press on sliding block and lock post and moved to groove direction, the self-tightening of further strengthening stud；It is in addition, hot
Amount can pass to screw rod, and the temperature of screw rod is caused to rise, therefore expanded by heating metaboly can occur for screw rod, so that screw rod
With the even closer cooperation of nut.After a period of time, the temperature sensor on screw rod detects that the temperature of screw rod is excessively high, and signal is passed
Pass microcontroller, microcontroller control electromagnet power-off, electromagnet loses magnetism and no longer generates heat.At this time permanent magnet with
The sliding slot magnetism of screw rod is attracting, and permanent magnet returns back to original position, and liquid capsule, sliding block and lock post is driven to be moved to electromagnet direction, is treated
After extruder temperature reduces, the original size of liquid capsule retraction, sliding block and lock post return back to original position completely, and lock post no longer locks spiral shell
Mother, nut can back-out screw rod.
The advantageous effect of this base case is：1st, the magnetism and the magnetic phase of permanent magnet generated after being powered using electromagnet
Reprimand so that permanent magnet drives liquid capsule to be moved to nut groove direction, so that sliding block and lock post are moved to nut groove direction
Dynamic, lock post enters in nut groove, and screw rod and nut are fixed, and the two cannot relatively move, and realizes the self-tightening of bolt,
Bolt is avoided to loosen either to come off in use and cause equipment out of service or equipment is damaged.2nd, electromagnetism is utilized
The heat generated during Tie Tong electricity causes the heated liquid in liquid capsule to volatilize, liquid capsule volume expansion pusher movable slider so that lock post
Into in nut groove, the self-tightening of strengthening stud；Heat causes screw rod expanded by heating deformation, so as to increase between screw rod and nut
Tight fit degree, the self-tightening of further strengthening stud.Therefore, electromagnet is both the component and so that spiral shell for driving permanent magnet
The component of bolt heating.3rd, in time electromagnet is controlled to power off using temperature sensor and microcontroller, the temperature for avoiding bolt is excessively high.
4th, after electromagnet power-off, the sliding slot magnetism using permanent magnet and screw rod is attracting, and permanent magnet drives liquid capsule to reset, therefore, permanent magnet
It is both that lock post is promoted to enter nut groove to realize the component of bolt self-tightening and realize the component that lock post resets.
Further, the lock post is equipped with rubber washer, and lock post is avoided to be contacted directly with nut groove, scratches
Nut.
Further, the lock post is made of alloy steel material.Alloy steel material is big and wear-resisting with hardness height, intensity
Advantage can extend the service life of lock post.
Further, 75% alcoholic solution is filled in the liquid capsule.The low boiling point of alcohol, it is readily volatilized, therefore, liquid capsule energy
It is enough to expand at a lower temperature, lock post is promoted to be moved to the groove of nut, and then realizes the self-tightening of bolt.
Further, the electromagnet is equipped with insulating protective layer, eliminates the security risk that electromagnet leaks electricity.
Description of the drawings
Fig. 1 is the structure diagram of the embodiment of the present invention.
Specific embodiment
Below by the further details of explanation of specific embodiment：
Reference numeral in Figure of description includes：Head 1, screw rod 2, nut 3, groove 4, sliding slot 5, permanent magnet 6, liquid capsule
7th, sliding block 8, lock post 9, electromagnet 10, temperature sensor 11.
A kind of household electrical appliances self-tightening nut as shown in Figure 1 in the present embodiment, including head 1, screw rod 2 and nut 3；Screw rod 2
Side wall on offer sliding slot 5, fluted 4 are opened up on the inner wall of nut 3, the side wall of screw rod 2 on the lateral wall of nut 3 with being carved with
For illustrating the mark line that sliding slot 5 is aligned with groove 4.Permanent magnet 6 is slidably connected in sliding slot 5, permanent magnet 6 is close to groove 4
One side is that right side is fixedly connected with liquid capsule 7, and 75% alcoholic solution is filled in liquid capsule 7.Liquid capsule 7 is the right side close to the one side of groove 4
Side is fixedly connected with sliding block 8, and the lock post 9 that can put in groove 4 is fixedly connected on sliding block 8.Temperature sensing is installed in screw rod 2
Device 11 and the electromagnet 10 for adsorbing permanent magnet 6, electromagnet 10 are located at the left side of permanent magnet 6, are enclosed on electromagnet 10 absolutely
Edge protective layer leaks electricity to avoid electromagnet 10 so that bolt live, electromagnet 10 are electrically connected with to control electromagnet 10 logical
The microcontroller of power-off, microcontroller and temperature sensor 11 are electrically connected.
During specific works, during not actuated electromagnet 10, permanent magnet 6 adsorbs the slot bottom in sliding slot 5, liquid capsule 7, sliding block 8 and lock
Only column 9 is respectively positioned in sliding slot 5, is mounted on screw rod 2 in the bolt hole of household electrical appliances at this time, and nut 3 is tightened on screw rod 2, this
When, 2 side wall of screw rod is aligned with the mark line on 3 lateral wall of nut, illustrates sliding slot 5 and groove 4 aligned.Start electromagnet
10, electromagnet 10 is because energization band is magnetic, and the magnetism of electromagnet 10 and the magnetism of permanent magnet 6 are repelled each other, and at this moment, electromagnet 10 is right
The repulsive force of permanent magnet 6 is more than the slot bottom of sliding slot 5 to the adsorption capacity of permanent magnet 6, and therefore, permanent magnet 6 is slided to the right in sliding slot 5
Dynamic, the beginning of liquid capsule 7 being fixedly connected on permanent magnet 6 moves right with permanent-magnet synchronous, promotes sliding block 8 and lock post 9 to the right
Mobile, final lock post 9 is inserted into the groove 4 of nut 3, realizes the self-tightening of bolt.
In above process, heat can be generated while 10 energizing magnetic of electromagnet, heat passes through meeting pair after transmission
Liquid capsule 7 is heated, after the alcoholic solution in liquid capsule 7 is heated volatilization continue to press on sliding block 8 and lock post 9 so that liquid capsule 7 expands
It is moved to 4 direction of groove, the self-tightening of further strengthening stud.In addition, heat can pass to screw rod 2, in the temperature for causing screw rod 2
It rises, therefore expanded by heating metaboly can occur for screw rod 2, so that the 3 even closer cooperation of screw rod 2 and nut.
After a period of time, because of the constantly generation heat of electromagnet 10, the inspection of temperature sensor 11 on screw rod 2 will measure screw rod
2 temperature is excessively high, and signal is passed to microcontroller, and microcontroller will control electromagnet 10 to power off, and electromagnet 10 loses magnetic
Property simultaneously no longer generates heat.Permanent magnet 6 and the slot bottom magnetism of sliding slot 5 are attracting at this time, and permanent magnet 6 returns back to original position, drive liquid capsule
7th, sliding block 8 and lock post 9 are moved to the left；After 2 temperature of screw rod reduction after, liquid capsule 7 retract original size, sliding block 8 and lock post 9 into
One step is moved to the left, until resetting completely, lock post 9 no longer locks nut 3, and nut 3 can back-out screw rod 2 at this time, and bolt is just
It can be disassembled from household electrical appliances.
Above-described is only the embodiment of the present invention, and the common sense such as well known concrete structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these all do not interfere with what the present invention was implemented
Effect and practical applicability.
Claims (5)
1. a kind of household electrical appliances self-locking bolt, including head, screw rod and nut, it is characterised in that：It is offered on the screw rod side wall
Sliding slot, opens up on nut inner wall fluted, and screw rod side wall illustrates what sliding slot was aligned with groove with being carved on nut lateral wall
Mark line；Permanent magnet is slidably connected in the sliding slot, the permanent magnet is fixedly connected sequentially close to the one side of groove liquid capsule
And sliding block, the lock post that can put in groove is fixedly connected on the sliding block；Temperature sensor and use are installed in the screw rod
In the electromagnet of absorption permanent magnet, electromagnet is electrically connected with to control the microcontroller of its power on/off, the microcontroller with
Temperature sensor is electrically connected.
2. household electrical appliances self-locking bolt according to claim 1, it is characterised in that：The lock post is equipped with rubber washer.
3. household electrical appliances self-locking bolt according to claim 2, it is characterised in that：The lock post is by alloy steel material system
Into.
4. household electrical appliances self-locking bolt according to claim 3, it is characterised in that：It is molten filled with 75% alcohol in the liquid capsule
Liquid.
5. household electrical appliances self-locking bolt according to claim 4, it is characterised in that：The electromagnet is equipped with insulation protection
Layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711394342.6A CN108119506A (en) | 2017-12-21 | 2017-12-21 | A kind of household electrical appliances self-locking bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711394342.6A CN108119506A (en) | 2017-12-21 | 2017-12-21 | A kind of household electrical appliances self-locking bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108119506A true CN108119506A (en) | 2018-06-05 |
Family
ID=62230854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711394342.6A Pending CN108119506A (en) | 2017-12-21 | 2017-12-21 | A kind of household electrical appliances self-locking bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108119506A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273909A (en) * | 2019-06-05 | 2019-09-24 | 上海应谱科技有限公司 | A kind of intelligent fastener and on-line monitoring system that can perceive fastener nut loosening |
| CN110296137A (en) * | 2019-07-22 | 2019-10-01 | 南京岳满科技有限公司 | Passenger train axle temperature control device and passenger train with it |
| CN111188674A (en) * | 2020-01-19 | 2020-05-22 | 冯赵宝 | Locking tail gas processing apparatus that moves based on magnetism gives birth to electric principle |
| CN113803580A (en) * | 2021-08-10 | 2021-12-17 | 上海青舟燃气设备有限公司 | Installation construction method and construction structure of gas alarm device |
| CN114182726A (en) * | 2021-12-10 | 2022-03-15 | 重庆工程职业技术学院 | Steel of bridge pile foundation construction under water protects a protection device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5045558U (en) * | 1973-08-28 | 1975-05-08 | ||
| CN2063586U (en) * | 1989-03-01 | 1990-10-10 | 欧其和 | Concealed pin type theft-proof bolt |
| JPH0968211A (en) * | 1995-08-30 | 1997-03-11 | Sanwa Tekki Corp | Nut-locking bolt |
| CN204041681U (en) * | 2014-08-16 | 2014-12-24 | 超群机电制造(杭州)有限公司 | Bolt |
| CN205001347U (en) * | 2015-08-07 | 2016-01-27 | 海盐金牛标准件有限公司 | Bolt with reinforcing apparatus |
| CN205224858U (en) * | 2015-11-30 | 2016-05-11 | 广西大学 | Electromagnetism pickproof lock |
| CN205677950U (en) * | 2016-06-21 | 2016-11-09 | 宁波浩渤工贸有限公司 | A kind of high-strength bolt |
| CN205744832U (en) * | 2016-05-30 | 2016-11-30 | 成都市欣欣高强度紧固件制造有限公司 | High-strength anti-theft type screw fastener |
| CN106594377A (en) * | 2016-11-15 | 2017-04-26 | 吉林佳利环境机电设备有限公司 | Temperature sensing actuator for fire valve |
-
2017
- 2017-12-21 CN CN201711394342.6A patent/CN108119506A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5045558U (en) * | 1973-08-28 | 1975-05-08 | ||
| CN2063586U (en) * | 1989-03-01 | 1990-10-10 | 欧其和 | Concealed pin type theft-proof bolt |
| JPH0968211A (en) * | 1995-08-30 | 1997-03-11 | Sanwa Tekki Corp | Nut-locking bolt |
| CN204041681U (en) * | 2014-08-16 | 2014-12-24 | 超群机电制造(杭州)有限公司 | Bolt |
| CN205001347U (en) * | 2015-08-07 | 2016-01-27 | 海盐金牛标准件有限公司 | Bolt with reinforcing apparatus |
| CN205224858U (en) * | 2015-11-30 | 2016-05-11 | 广西大学 | Electromagnetism pickproof lock |
| CN205744832U (en) * | 2016-05-30 | 2016-11-30 | 成都市欣欣高强度紧固件制造有限公司 | High-strength anti-theft type screw fastener |
| CN205677950U (en) * | 2016-06-21 | 2016-11-09 | 宁波浩渤工贸有限公司 | A kind of high-strength bolt |
| CN106594377A (en) * | 2016-11-15 | 2017-04-26 | 吉林佳利环境机电设备有限公司 | Temperature sensing actuator for fire valve |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273909A (en) * | 2019-06-05 | 2019-09-24 | 上海应谱科技有限公司 | A kind of intelligent fastener and on-line monitoring system that can perceive fastener nut loosening |
| CN110296137A (en) * | 2019-07-22 | 2019-10-01 | 南京岳满科技有限公司 | Passenger train axle temperature control device and passenger train with it |
| CN111188674A (en) * | 2020-01-19 | 2020-05-22 | 冯赵宝 | Locking tail gas processing apparatus that moves based on magnetism gives birth to electric principle |
| CN113803580A (en) * | 2021-08-10 | 2021-12-17 | 上海青舟燃气设备有限公司 | Installation construction method and construction structure of gas alarm device |
| CN114182726A (en) * | 2021-12-10 | 2022-03-15 | 重庆工程职业技术学院 | Steel of bridge pile foundation construction under water protects a protection device |
| CN114182726B (en) * | 2021-12-10 | 2023-08-18 | 重庆工程职业技术学院 | Steel pile casing protection device for bridge underwater pile foundation construction |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180605 |