CN106571540A - Wiring terminal capable of preventing screws from loosening - Google Patents
Wiring terminal capable of preventing screws from loosening Download PDFInfo
- Publication number
- CN106571540A CN106571540A CN201611165766.0A CN201611165766A CN106571540A CN 106571540 A CN106571540 A CN 106571540A CN 201611165766 A CN201611165766 A CN 201611165766A CN 106571540 A CN106571540 A CN 106571540A
- Authority
- CN
- China
- Prior art keywords
- screw
- binding post
- housing
- screws
- elastic component
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
- H01R4/42—Clamping area to one side of screw only
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
Landscapes
- Bolts, Nuts, And Washers (AREA)
Abstract
The invention discloses a wiring terminal capable of preventing screws from loosening. The wiring terminal comprises screws, a shell, wire pressing frames and soldering lugs, wherein the top end of the shell is provided with through holes used for enabling the screws to penetrate, the bottom end is provided with openings used for enabling the wire pressing frames and the soldering lugs to enter, and the side surface is provided with first mounting holes used for enabling one ends of wires to enter; and the top end each wire pressing frame is provided with a threaded hole and a second mounting hole, the threaded hole corresponds to the through hole and is used for being connected with the corresponding screw, the second mounting hole runs through two opposite side surfaces of the wire pressing frame and is used for enabling one end of the wire and a wire pressing segment of the soldering lug to pass, and the threaded hole is communicated with the second mounting hole. The wiring terminal capable preventing screws from loosening further comprises elastic members, wherein the elastic members are arranged outside bolts of the screws in a sleeved manner, the back of the head portion of each screw is provided with clamping slots, one end of each elastic member is bent upward and clamped into the corresponding clamping slot, and the other end of each elastic member is clamped on the shell. The elastic members can apply pressure to the corresponding screws in a continuous manner, and prevent the screws from rotating, thereby completely solving a problem of loosening of the screws.
Description
Technical field
The present invention relates to electric product connection area, more particularly to a kind of binding post for preventing screw from releasing.
Background technology
Currently, rise as all trades and professions such as intelligent plant, smart home, Intelligent office are intelligent, intelligent control unit
In screw lift binding post consumption rise year after year.But the stability of the various applied environment pair of wire connection terminals of the thing followed
Require more and more higher.The screw lift binding post for using at present, its screw, weld tabs and pressing line frame form mechanical couplings, but
Through for a long time, by stress extruding, vibration and impact, screw meeting nature is released, and makes the mechanical couplings of screw, weld tabs and pressing line frame
Open, very big impact is generated on the reliability of system.
The content of the invention
The invention provides a kind of binding post for preventing screw from releasing, the screw lift for which overcoming prior art connects
The weak point that the screw of line terminals is easily released.
The technical solution adopted for the present invention to solve the technical problems is：A kind of binding post for preventing screw from releasing, bag
Screw, housing, pressing line frame and weld tabs are included, housing tip is provided with the through hole for penetrating the screw, and housing bottom is provided with use
In the opening for entering pressing line frame and weld tabs, housing side is provided with the first installing hole for entering wire one end；Pressing line frame
Top is provided with corresponding with the through hole and for the screwed hole with mode connects for screw, and through pressing line frame two relative side simultaneously
For the second installing hole that the line ball section for making wire one end and weld tabs passes through, screwed hole is connected with the second installing hole；Also include
Elastic component, the elastic component is set in outside the screw rod of screw, and the back side of the screw head is provided with draw-in groove, described elastic component one end to
Upper bending is simultaneously snapped in corresponding draw-in groove, and the elastic component other end is stuck on housing.
Further, the draw-in groove be several, several draw-in grooves along screw head circumferentially-spaced distribution, the bullet
Property part one end is snapped in one of draw-in groove.
Further, the draw-in groove is the bar-shaped trough arranged along the radial direction of screw head.
Further, the elastic component other end bends downwards and is stuck in housing for the supporting surface of supporting screw head
On.
Further, the elastic component is spring washer or spring.
Further, the line ball face of the line ball section of the weld tabs is provided with anticreep knot chimeric with one end of wire during compression
Structure.
Further, the disconnecting prevention structure is convex tendon or projection.
Further, the line ball face of the line ball section is provided with some depresseds being spaced apart or raised type striped.
Further, the quantity of the convex tendon is at least one, and for linear pattern or broken line type；The convex tendon is by the pressure
Downwards bending is formed the corresponding site of line segment.
Further, one end of the line ball section is connected in one end one of the case inside, the other end and a supporting section
Body phase connects, and the supporting section is provided with backing stop structure, and the supporting section is adjacent to case inside, and its backing stop structure is connected in housing
The boss that side is arranged, the other end of the supporting section is pin and stretches out outside housing.
Compared to prior art, the invention has the advantages that：
1st, because including the elastic component, the elastic component is enclosed within outside the screw rod of screw, and the back side of screw head is provided with card
Groove, described elastic component one end is folded upward at and snaps in corresponding draw-in groove, and the elastic component other end is stuck on housing so that elastic component
Not only will not interfere with screw normally to use, also sustainable to apply pressure to screw, realization prevents screw from moving back the effect of lock, thoroughly solution
The problem that certainly screw gets loose.
The disconnecting prevention structure chimeric with one end of wire when the 2nd, due to being provided with compression on the line ball face of the line ball section of weld tabs, because
And wire can be prevented to be subject to internal stress and external pull and produce and release；In addition, the setting of the disconnecting prevention structure makes line ball
The contact area of section and wire increases, so as to reduce contact resistance so that current-carrying temperature rise reduces.
3rd, the setting of the striped, can further reduce contact resistance.
The present invention is described in further detail below in conjunction with drawings and Examples；But one kind of the present invention prevents screw pine
De- binding post is not limited to embodiment.
Description of the drawings
Fig. 1 is the decomposing schematic representation of the present invention of embodiment one；
Fig. 2 is the structural representation of the spring washer of the present invention of embodiment one；
Fig. 3 is the structural representation of the screw of the present invention of embodiment one；
Fig. 4 is the assembling schematic diagram one (section view state, screw is not tightened) of the present invention of embodiment one；
Fig. 5 is the assembling schematic diagram two (section view state, screw-driving) of the present invention of embodiment one；
Fig. 6 is the close-up schematic view of the Fig. 5 of embodiment one；
Fig. 7 is the overall structure diagram after the present invention assembling of embodiment one；
Fig. 8 is the structural representation that one or two group of binding post of embodiment is combined；
Fig. 9 is the structural representation of the weld tabs of the present invention of embodiment two；
Figure 10 is the enlarged partial sectional view after the present invention assembling of embodiment two；
Figure 11 is the structural representation of the weld tabs of the present invention of embodiment three；
Figure 12 is the structural representation of the weld tabs of the example IV present invention；
Figure 13 is the structural representation of the weld tabs of the present invention of embodiment five；
Figure 14 is the structural representation of the weld tabs of the present invention of embodiment six.
Specific embodiment
Embodiment, refers to shown in Fig. 1-Fig. 8, a kind of binding post for preventing screw from releasing of the present invention, including screw
1st, housing 2, pressing line frame 4 and weld tabs 3, the top of housing 2 is provided with the through hole 21 for penetrating the screw 1, and the bottom of housing 2 is provided with
For the opening 22 for entering pressing line frame 4 and weld tabs 3, the side of housing 2 is provided with the first installing hole for entering wire one end
23；The top of pressing line frame 4 is provided with screwed hole 41 corresponding with the through hole 21 and for being connected with screw 1, and through line ball
The two relative side of frame 4 simultaneously for the second installing hole 42 for passing through the line ball section 31 of wire one end and weld tabs 3, screwed hole 41 with
Second installing hole 42 is connected.Prevent the binding post that screw is released from also including elastic component, the elastic component is specially spring washer
5, spring washer 5 is set in outside the screw rod of screw 1.The back side of the head of the screw 1 is provided with draw-in groove 11, the spring washer 5
One end 51 is folded upward at and snaps in corresponding draw-in groove 11, and the other end 52 of spring washer 5 is stuck on housing 2.
In the present embodiment, the draw-in groove 11 is several, and preferably more than three, several draw-in grooves 11 are along the head of screw 1
Circumferentially-spaced distribution, and each draw-in groove 11 be respectively along the head of screw 1 radial direction arrange bar-shaped trough.The spring washer
5 one end 51 snaps in one of draw-in groove 11, and the other end 52 of spring washer 5 bends downwards and is stuck in housing 2 for supporting spiral shell
Follow closely on the supporting surface 24 of 1 head.As it is a kind of preferably, it is also possible to further arrange on the supporting surface 24 of housing multiple distributions and
The structure groove similar with the draw-in groove 11 blocking the other end 52 of spring washer 5, to improve to the spring washer other end 52
Locating effect.
In the present embodiment, one end of the line ball section 31 is connected in the inner side of the housing 2, the other end of line ball section 31 and
One end of supporting section 32 integrally connects, and the supporting section 32 is provided with backing stop structure, and the supporting section 32 is adjacent to the inner side of housing 2, and
The backing stop structure of supporting section 32 is connected in the boss 25 that the inner side of housing 2 is arranged, and the boss 25 is located at respectively with the first installing hole 23
The opposite flank of housing 2, the other end relative with line ball section 31 of the supporting section 32 is pin and stretches out outside housing 2.It is described to stop
Move back structure and be specially barb 321, and passed through punching press or cut by the corresponding site of the supporting section 32 to form.
In the present embodiment, the quantity of the through hole 21, the 22, first installing hole 23 of opening, screw 1, weld tabs 3 and pressing line frame 4
Have respectively two (can also be for one or three with first-class).The shape difference of the installing hole 42 of first installing hole 23 and second
For square.
In the present embodiment, the line ball face of the line ball section 31 is provided with some depressed stripeds 311 being spaced apart, each bar
Line 311 is respectively vertical bar line, i.e., each striped 311 is vertical with the length direction of line ball section 31.
During installation, first the line ball section 31 of weld tabs 3 is stretched in pressing line frame 4 from the second installing hole 42 of pressing line frame 4, by line ball
Frame 4, weld tabs 3 load in housing 2 from the opening 22 of the bottom of housing 2, spring washer 5 are enclosed within the screw rod of screw 1, by screw 1
Through the through hole 21 of housing 2, and screw in the screwed hole 41 of pressing line frame 4, by one end 61 (having dialled skin, be copper material) of wire 6
Stretched in the second installing hole 42 of pressing line frame 4 by first installing hole 23, and make one end 61 of wire positioned at the pressure of weld tabs 3
Between the bottom of line segment 31 and pressing line frame 4, as shown in Figure 4.When rotary screw 1 is continued, pressing line frame 4 is increased, and reach screw 1
During the predetermined torque tightened, one end 61 of wire is crushed between the bottom of pressing line frame 4 and the line ball section 31 of weld tabs 3.Spring pad
One end 51 of circle 5 is snapped in a draw-in groove 11 of screw head, and the other end 52 is stuck in housing 2 for the support of supporting screw head
On face 24, as shown in Figure 5, Figure 6.Spring washer 5 does not only interfere with the normal work of screw 1, can also persistently apply to screw 1
Plus-pressure, prevents screw 1 from releasing, and blocks the supporting surface 24 of screw head and housing 2 respectively by its two ends 51,52, prevents
Screw 1 is inverted, so as to screw 1 is easily released after thoroughly solving the problems, such as.
The present invention install after overall structure diagram as shown in fig. 7, the other end of the supporting section 32 of weld tabs 3 is to downward
Stretch, as electric connection terminal.The present invention may be constructed a wiring units, it is possible to by the relative two sides of its housing 2 point
The dovetail groove 26 not arranged and projection realize multistage splicing with the wiring units of other same types, as shown in Figure 8.
Embodiment two
Refer to shown in Fig. 9, Figure 10, it is with the difference of embodiment one：The line ball face of the line ball section 31 of the weld tabs 3
It is provided with disconnecting prevention structure chimeric with one end of wire during compression.The disconnecting prevention structure is convex tendon 312, and the convex tendon 312 sets
Linear pattern is calculated as, and it is vertical with the length direction of line ball section 31.The quantity of the convex tendon 312 is (a number for the convex tendon 312
Amount is not limited to one).The convex tendon 312 is specifically bent downwards by the corresponding site of the line ball section 31 and is formed
In installation process, when screw 1 reaches predetermined torque, wire one end 61 is same what is flattened by pressing line frame 4 and weld tabs 3
When, wire one end is extruded groove 611 by the convex tendon 312 in the line ball section 31, chimeric with the convex tendon 312, prevents wire from receiving
Produce to internal stress and external pull and release, as shown in Figure 10.
Embodiment three
Shown in Figure 11, it is with the difference of embodiment two：The convex tendon 312 in angularly disposed, i.e. the convex tendon
Have between 312 and the length direction of line ball section 31 and be more than 0 ° and the angle less than 90 °.In the present embodiment, the convex tendon 312
Quantity is three, but the quantity of the convex tendon 312 is not limited to this.
Example IV
Shown in Figure 12, it is with the difference of above-described embodiment two, three：The convex tendon 312 is in broken line type, and convex
To the direction of supporting section 32 of weld tabs 3.In the present embodiment, the quantity of the convex tendon 312 is three, but the quantity of the convex tendon 312 is not
It is confined to this.
Embodiment five
Shown in Figure 13, it is with the difference of above-described embodiment four：The convex tendon 312 is in broken line type, and is convex to
The direction contrary with the supporting section 32 of weld tabs 3.In the present embodiment, the quantity of the convex tendon 312 is three, but the convex tendon 312
Quantity is not limited to this.
Embodiment six
Shown in Figure 14, it is with the difference of above-described embodiment two：That is, the striped 311 should in angularly disposed
Have between the length direction of striped 311 and line ball section 3131 and be more than 0 ° and the angle less than 90 °.It is described convex in the present embodiment
Muscle 312 is in broken line type, and is convex to the direction contrary with the supporting section 32 of weld tabs 3；The quantity of convex tendon 312 is one, striped 312
Between supporting section 32 and convex tendon 311.The shape and quantity of the convex tendon 312 is not limited to the present embodiment.
In other embodiments, the elastic component is spring.
In other embodiments, the disconnecting prevention structure is projection.
Above-described embodiment is only used for further illustrating a kind of binding post for preventing screw from releasing of the present invention, but the present invention
It is not limited to embodiment, any simple modification, equivalent that every technical spirit according to the present invention is made to above example
Change and modification, each fall within the protection domain of technical solution of the present invention.
Claims (10)
1. a kind of binding post for preventing screw from releasing, including screw, housing, pressing line frame and weld tabs, housing tip be provided with for
The through hole for penetrating the screw, housing bottom is provided with the opening for entering pressing line frame and weld tabs, and housing side is provided with use
In the first installing hole for entering wire one end；Pressing line frame top be provided with it is corresponding with the through hole and for mode connects for screw
Screwed hole, and the two relative side through pressing line frame and the second installation for passing through the line ball section of wire one end and weld tabs
Hole, screwed hole is connected with the second installing hole；It is characterized in that：Also include elastic component, the elastic component is set in the screw rod of screw
Outward, the back side of the screw head is provided with draw-in groove, and described elastic component one end is folded upward at and snaps in corresponding draw-in groove, elastic component
The other end is stuck on housing.
2. a kind of binding post for preventing screw from releasing according to claim 1, it is characterised in that：The draw-in groove is some
Individual, along the circumferentially-spaced distribution of screw head, described elastic component one end snaps in one of draw-in groove several draw-in grooves.
3. the binding post that a kind of placement screw according to claim 1 and 2 is released, it is characterised in that：The draw-in groove is
Along the bar-shaped trough that the radial direction of screw head is arranged.
4. a kind of binding post for preventing screw from releasing according to claim 1 and 2, it is characterised in that：The elastic component
The other end bends downwards and is stuck in housing for the supporting surface of supporting screw head.
5. a kind of binding post for preventing screw from releasing according to claim 1, it is characterised in that：The elastic component is bullet
Spring packing ring or spring.
6. a kind of binding post for preventing screw from releasing according to claim 1, it is characterised in that：The line ball of the weld tabs
The line ball face of section is provided with disconnecting prevention structure chimeric with one end of wire during compression.
7. a kind of binding post for preventing screw from releasing according to claim 6, it is characterised in that：The disconnecting prevention structure is
Convex tendon or projection.
8. a kind of binding post for preventing screw from releasing according to claim 6, it is characterised in that：The quantity of the convex tendon
For at least one, and for linear pattern or broken line type；The convex tendon is bent downwards by the corresponding site of the line ball section and is formed.
9. a kind of binding post for preventing screw from releasing according to claim 1 or 6 or 7 or 8, it is characterised in that：It is described
The line ball face of line ball section is provided with some depresseds being spaced apart or raised type striped.
10. a kind of binding post for preventing screw from releasing according to claim 1, it is characterised in that：The line ball section
One end is connected in the case inside, and the other end integrally connects with one end of a supporting section, and the supporting section is provided with backing stop structure,
The supporting section is adjacent to case inside, and its backing stop structure is connected in the boss of case inside setting, the other end of the supporting section
For pin and stretch out outside housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611165766.0A CN106571540A (en) | 2016-12-16 | 2016-12-16 | Wiring terminal capable of preventing screws from loosening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611165766.0A CN106571540A (en) | 2016-12-16 | 2016-12-16 | Wiring terminal capable of preventing screws from loosening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106571540A true CN106571540A (en) | 2017-04-19 |
Family
ID=58542947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611165766.0A Pending CN106571540A (en) | 2016-12-16 | 2016-12-16 | Wiring terminal capable of preventing screws from loosening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106571540A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107317127A (en) * | 2017-06-27 | 2017-11-03 | 四川华丰企业集团有限公司 | Rectangular connector |
| CN113422250A (en) * | 2021-06-30 | 2021-09-21 | 公牛集团股份有限公司 | Socket with improved structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5993267A (en) * | 1998-03-16 | 1999-11-30 | Lin; Y. S. | Terminal block |
| CN2594521Y (en) * | 2003-01-21 | 2003-12-24 | 浙江海力标准件有限公司 | Anti-loosing security screw bolt pair |
| CN201069830Y (en) * | 2007-07-04 | 2008-06-04 | 浙江开控电气有限公司 | Connection terminal |
| CN103836050A (en) * | 2013-12-20 | 2014-06-04 | 浙江吉利控股集团有限公司 | Multifunctional bolt assembly convenient to dismount and mount |
| CN104466532A (en) * | 2013-09-25 | 2015-03-25 | 深圳市海洋王照明工程有限公司 | Disengaging preventing binding post |
| CN204597114U (en) * | 2015-05-19 | 2015-08-26 | 深圳市思科赛德电子科技有限公司 | A kind of coupling terminal block with anti-wrong function |
| CN205173193U (en) * | 2015-10-09 | 2016-04-20 | 武汉武船机电设备有限责任公司 | Vice connecting piece locking mechanism of screw thread |
| CN206293628U (en) * | 2016-12-16 | 2017-06-30 | 厦门宏发电声股份有限公司 | A kind of binding post for preventing screw from releasing |
-
2016
- 2016-12-16 CN CN201611165766.0A patent/CN106571540A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5993267A (en) * | 1998-03-16 | 1999-11-30 | Lin; Y. S. | Terminal block |
| CN2594521Y (en) * | 2003-01-21 | 2003-12-24 | 浙江海力标准件有限公司 | Anti-loosing security screw bolt pair |
| CN201069830Y (en) * | 2007-07-04 | 2008-06-04 | 浙江开控电气有限公司 | Connection terminal |
| CN104466532A (en) * | 2013-09-25 | 2015-03-25 | 深圳市海洋王照明工程有限公司 | Disengaging preventing binding post |
| CN103836050A (en) * | 2013-12-20 | 2014-06-04 | 浙江吉利控股集团有限公司 | Multifunctional bolt assembly convenient to dismount and mount |
| CN204597114U (en) * | 2015-05-19 | 2015-08-26 | 深圳市思科赛德电子科技有限公司 | A kind of coupling terminal block with anti-wrong function |
| CN205173193U (en) * | 2015-10-09 | 2016-04-20 | 武汉武船机电设备有限责任公司 | Vice connecting piece locking mechanism of screw thread |
| CN206293628U (en) * | 2016-12-16 | 2017-06-30 | 厦门宏发电声股份有限公司 | A kind of binding post for preventing screw from releasing |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107317127A (en) * | 2017-06-27 | 2017-11-03 | 四川华丰企业集团有限公司 | Rectangular connector |
| CN113422250A (en) * | 2021-06-30 | 2021-09-21 | 公牛集团股份有限公司 | Socket with improved structure |
| WO2023272883A1 (en) * | 2021-06-30 | 2023-01-05 | 公牛集团股份有限公司 | Socket |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20170419 |