CN209418336U - A kind of static contact - Google Patents
A kind of static contact Download PDFInfo
- Publication number
- CN209418336U CN209418336U CN201920178341.6U CN201920178341U CN209418336U CN 209418336 U CN209418336 U CN 209418336U CN 201920178341 U CN201920178341 U CN 201920178341U CN 209418336 U CN209418336 U CN 209418336U
- Authority
- CN
- China
- Prior art keywords
- connection bolt
- threaded hole
- connecting plate
- static contact
- limited block
- 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.)
- Expired - Fee Related
Links
- 230000003068 static effect Effects 0.000 title claims abstract description 23
- 239000003351 stiffener Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- Connection Of Plates (AREA)
Abstract
The utility model discloses a kind of static contacts, including connecting plate, one end of the connecting plate is provided with contact rivet, the connecting plate is provided with threaded hole far from one end of contact rivet, finite place piece is set in the threaded hole, and the limit assembly includes two limited blocks, and two limited block two sides are symmetrically arranged with sliding axle, the inner wall of the threaded hole is provided with the sliding groove for being caught in and sliding for sliding axle, is provided with support spring between two neighboring sliding axle.When connection bolt one end is threaded into hole, it is close to limited block one end of connection bolt, simultaneously when connection bolt is screwed to a certain degree, limited block will receive extruding to one elastic force of connection bolt, so that connection bolt will not excessively be threaded into hole, connection plate benging, deformation are prevented, and, support spring can provide enough tensile forces to connection bolt, so that connection bolt is not easy to rotate relative to threaded hole.
Description
Technical field
The utility model relates to the technical field of electrical equipment components, in particular to a kind of static contact.
Background technique
Contact elements are one of critical components of device for switching, be widely used in relay, contactor, on-load switch,
The leading contact material of the device for switching such as Low Voltage Circuit Breaker and household electrical appliance, car electrics (loudspeaker, car light, igniting).
Under normal conditions, switch needs to be fixed on conducting wire using connection bolt the screw thread hole location of static contact when installing fixed,
So that conducting wire is connected to static contact.
Notification number is that the Chinese patent of CN202058675U discloses a kind of static contact, which includes including for outer
Power part, the contact part equipped with stationary contact and the interconnecting piece for connecting power part and contact part for connecing power electric connection, connect electricity
Portion is equipped with and connects electric hole and fixation hole；Contact part includes the conductive plate positioned at contact part edge, the contact for stationary contact to be arranged
Support plate and tap hole；Tap hole includes shunting zone between contact supporting plate plate two side ends and conductive part and is located at contact
Support plate is close to the cutout area between power part one end and interconnecting piece；The one end of contact supporting plate plate far from power part and conductive plate phase
Even.
Tap hole is arranged in above-mentioned static contact, saves material, and in addition in conducting electric current, electric current is from positioned at tap hole two sides
Conductive plate in flow through, so that the high current passed through is changed to low current, decline whole temperature rise.But
Under normal conditions, static contact and the fixed position of shell are smaller, and when carrying out tightening operation using connection bolt, people would generally
Connection bolt and connecing for static contact are excessively screwed at electric hole, in case connection bolt loosens, so as to cause connecing for static contact
Phenomena such as bending, deformation are easy to happen at electric hole leads to the reduction of static contact service life, therefore has much room for improvement.
Utility model content
In view of the above technical defects, the purpose of the utility model is to provide a kind of static contacts, and connection bolt can be prevented loose
It is dynamic, cause contact elements to deform so that connection bolt be avoided excessively to be screwed into.
To achieve the above object, the utility model provides following technical solution:
A kind of static contact, including connecting plate, one end of the connecting plate are provided with contact rivet, and the connecting plate is far from touching
One end of head rivet is provided with threaded hole, and limit assembly is provided in the threaded hole, and the limit assembly includes two limits
Block, two limited block two sides are symmetrically arranged with sliding axle, and the inner wall of the threaded hole is provided with to be caught in simultaneously for sliding axle
The sliding groove of sliding is provided with support spring between two neighboring sliding axle.
By using above-mentioned technical proposal, when connection bolt one end is threaded into hole, one end of connection bolt and limited block
It is close to, while when connection bolt is screwed to a certain degree, limited block will receive extruding to one elastic force of connection bolt, thus
So that connection bolt will not excessively be threaded into hole, connection plate benging, deformation are prevented, moreover, support spring can give wiring spiral shell
Bolt provides enough tensile forces, so that connection bolt is not easy to rotate relative to threaded hole.
The utility model is further arranged to: two limited blocks are divided into the first limit block and the second limit block, described
Second limited block is fixedly connected with support ring on the outside of support spring.
By using above-mentioned technical proposal, support ring can give one guiding role of support spring, so that support spring is stretched
The direction of contracting stability with higher.
The utility model is further arranged to: first limited block upper end is provided with the limit being caught in for connection bolt
Slot, the limiting slot inner wall are provided with fricting strip.
By using above-mentioned technical proposal, when connection bolt is threaded into hole, one end of connection bolt is caught in limiting slot,
The fricting strip in limiting slot can be close to one end of connection bolt simultaneously, prevent connection bolt from rotating.
The utility model is further arranged to: the support spring both ends are fixed with two adjacent sliding axles respectively to be connected
It connects.
By using above-mentioned technical proposal, support spring can increase the stabilization between the first limit plate and the second limit plate
Property.
The utility model is further arranged to: the connecting plate is additionally provided with fixation kit in threaded hole upper end, described solid
Determining component includes two fixed plates being set on connecting plate, is provided with positioning plate, the positioning between two fixed plates
Location hole is provided on plate, the inner wall of the location hole is arranged at intervals with multiple locating pieces around location hole axial line.
By using above-mentioned technical proposal, locating piece can be close to the outside of connection bolt, pass through the stability of triangle
Prevent connection bolt from rotating.
The utility model is further arranged to: the side of the positioning plate towards threaded hole is provided with positioning ring.
By using above-mentioned technical proposal, when connection bolt is caught in positioning plate, positioning ring can be led to connection bolt one
To effect, so that connection bolt can be screwed in easily in threaded hole, it is time saving and energy saving.
The utility model is further arranged to: the positioning ring inner wall is arranged at intervals with multiple gib blocks around axis direction,
The gib block upper end is provided with chamfering.
By using above-mentioned technical proposal, the gib block in positioning ring can be close to connection bolt, to increase wiring spiral shell
The stability of bolt, while the chamfering of gib block upper end facilitates connection bolt one end to be caught in positioning ring.
The utility model is further arranged to: the connecting plate is arranged at intervals with multiple along its length on the outside of threaded hole
Stiffener.
By using above-mentioned technical proposal, stiffener can increase intensity of the connecting plate at threaded hole, thus prevent by
Be bent easily, influence using.
In conclusion the utility model has the following beneficial effects:
By the setting of limit assembly and fixation kit, so that connection bolt does not need excessively to be threaded into hole and can not yet
It is also easy to produce loosening, it is time saving and energy saving.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment；
Fig. 2 is schematic cross-sectional view of the Fig. 1 along the face A-A；
Fig. 3 is the structural schematic diagram of limit assembly in embodiment；
Fig. 4 is the structural schematic diagram of fixation kit in embodiment.
Description of symbols: 1, connecting plate；2, contact rivet；3, threaded hole；31, sliding groove；4, limit assembly；41,
One limited block；411, limiting slot；412, fricting strip；42, the second limited block；421, support ring；43, sliding axle；44, bullet is supported
Spring；5, fixation kit；51, fixed plate；52, positioning plate；521, location hole；522, locating piece；53, positioning ring；531, gib block；
532, chamfering；6, stiffener.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of static contact, as shown in Figure 1, including connecting plate 1, one end riveted of connecting plate 1 has contact rivet 2, connecting plate 1
One end far from contact rivet 2 offers threaded hole 3, and limit assembly 4 is provided in threaded hole 3 and is set on threaded hole 3
The fixation kit 5 at end, limit assembly 4 and fixation kit 5 can increase the stability of connection bolt, so that connection bolt is not
It needs excessively closely can also be not easy to loosen with threaded hole 3.
As shown in Figure 2 and Figure 3, limit assembly 4 includes 41 He of the first limited block vertically set gradually from top to bottom
Second limit plate, two limited block two sides are symmetrically fixedly connected with sliding axle 43, and opposite two inner wall of threaded hole 3 offers
The sliding groove 31 for being caught in and sliding for sliding axle 43 is fixedly connected to support spring 44 between two neighboring sliding axle 43.It connects
When line bolt one end is threaded into hole 3, one end of connection bolt is close to limited block, while when connection bolt is screwed to a certain degree
When, limited block will receive extruding thus to one elastic force of connection bolt, so that connection bolt will not excessively be threaded into hole
3, the bending of connecting plate 1, deformation are prevented, moreover, support spring 44 can provide enough tensile forces to connection bolt, so that
Connection bolt is not easy to rotate relative to threaded hole 3.Second limited block 42 is fixedly connected with support ring on the outside of support spring 44
421, support ring 421 can give 44 1 guiding roles of support spring, so that the direction that support spring 44 is stretched is with higher
Stability.Connecting plate 1 is fixedly connected with multiple stiffeners 6 in interval along its length in 3 outside of threaded hole, and stiffener 6 can increase
Add intensity of the connecting plate 1 at threaded hole 3, to prevent from being bent easily, avoids influencing to use.
As shown in Figure 3, Figure 4, the side of the first limited block 41 towards fixation kit 5 offers the limit being caught in for connection bolt
Position slot 411,411 inner wall of limiting slot are fixedly connected with multiple fricting strips 412 around first time limit plate axle center interval.Connection bolt is twisted
When entering threaded hole 3, one end of connection bolt is caught in limiting slot 411, while the fricting strip 412 in limiting slot 411 can be close to
One end of connection bolt, prevents connection bolt from rotating.Fixation kit 5 includes two fixed plates being fixedly connected on connecting plate 1
51, positioning plate 52 is fixedly connected between two one end of fixed plate 51 far from the first limit plate, and it is fixed to offer on positioning plate 52
Position hole 521, the inner wall of location hole 521 are fixedly connected with multiple locating pieces 522 around 521 axial line interval of location hole.Locating piece 522
Section is triangle, is close on the outside of locating piece 522 and connection bolt, and connection bolt rotation can be limited.Positioning plate 52 is towards
The side of one limit plate is fixedly connected with positioning ring 53 in the lower end of location hole 521, and 53 inner wall of positioning ring is around axis direction interval
It is fixedly connected there are four gib block 531, it is fixed when 531 upper end of gib block is provided with 532 connection bolt of chamfering and is caught in positioning plate 52
Position ring 53 can give one guiding role of connection bolt, so that connection bolt can easily screw in threaded hole 3, it is time saving
It is laborsaving.Gib block 531 in positioning ring 53 can be close to connection bolt, to increase the stability of connection bolt, be oriented to simultaneously
The chamfering 532 of 531 upper end of item facilitates connection bolt one end to be caught in positioning ring 53.
Use process:
Firstly, connection bolt is caught in positioning plate 52；Then, connection bolt is threaded into hole 3；Finally, connecing
Line bolt stops operating connection bolt when cannot being threaded into hole 3 easily, and whole process is time saving and energy saving.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of static contact, including connecting plate (1), it is characterised in that: one end of the connecting plate (1) is provided with contact rivet
(2), the connecting plate (1) is provided with threaded hole (3) far from the one end of contact rivet (2), and setting is limited in the threaded hole (3)
Hyte part (4), the limit assembly (4) include two limited blocks, and two limited block two sides are symmetrically arranged with sliding axle
(43), the inner wall of the threaded hole (3) is provided with the sliding groove (31) for being caught in and sliding for sliding axle (43), two neighboring sliding
Support spring (44) are provided between axis (43).
2. a kind of static contact according to claim 1, it is characterised in that: two limited blocks are divided into the first limited block
(41) and the second limited block (42), second limited block (42) are fixedly connected with support ring on the outside of support spring (44)
(421)。
3. a kind of static contact according to claim 2, it is characterised in that: the first limited block (41) upper end is provided with confession
The limiting slot (411) that connection bolt is caught in, limiting slot (411) inner wall are provided with fricting strip (412).
4. a kind of static contact according to claim 2, it is characterised in that: support spring (44) both ends respectively with it is adjacent
Two sliding axles (43) be fixedly connected.
5. a kind of static contact according to claim 1, it is characterised in that: the connecting plate (1) in threaded hole (3) upper end also
It is provided with fixation kit (5), the fixation kit (5) includes two fixed plates (51) being set on connecting plate (1), two institutes
It states and is provided between fixed plate (51) positioning plate (52), be provided with location hole (521), the location hole on the positioning plate (52)
(521) inner wall is arranged at intervals with multiple locating pieces (522) around location hole (521) axial line.
6. a kind of static contact according to claim 5, it is characterised in that: the positioning plate (52) is towards threaded hole (3)
Side is provided with positioning ring (53).
7. a kind of static contact according to claim 6, it is characterised in that: positioning ring (53) inner wall is between axis direction
Every being provided with multiple gib blocks (531), gib block (531) upper end is provided with chamfering (532).
8. a kind of static contact according to claim 1, it is characterised in that: the connecting plate (1) is in threaded hole (3) outer lateral edge
Length direction is arranged at intervals with multiple stiffeners (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920178341.6U CN209418336U (en) | 2019-01-31 | 2019-01-31 | A kind of static contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920178341.6U CN209418336U (en) | 2019-01-31 | 2019-01-31 | A kind of static contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209418336U true CN209418336U (en) | 2019-09-20 |
Family
ID=67944688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920178341.6U Expired - Fee Related CN209418336U (en) | 2019-01-31 | 2019-01-31 | A kind of static contact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209418336U (en) |
-
2019
- 2019-01-31 CN CN201920178341.6U patent/CN209418336U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190920 |