CN207558708U - Connection structure between the wire connection terminal and coil rack of contactor - Google Patents
Connection structure between the wire connection terminal and coil rack of contactor Download PDFInfo
- Publication number
- CN207558708U CN207558708U CN201721698025.9U CN201721698025U CN207558708U CN 207558708 U CN207558708 U CN 207558708U CN 201721698025 U CN201721698025 U CN 201721698025U CN 207558708 U CN207558708 U CN 207558708U
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- Prior art keywords
- connection terminal
- wire connection
- coil rack
- groove
- slot
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Abstract
The utility model discloses the connection structure between the wire connection terminal and coil rack of a kind of contactor, including wire connection terminal and coil rack；The wire connection terminal is laterally inserted into using horizontal in coil rack；The coil rack is equipped with the slot of lateral openings；The down-set first convex bud of lower face of the wire connection terminal, first groove of blind hole structure form is set at the lower cell wall of the slot of the coil rack, when the slot that wire connection terminal is inserted into coil rack makes the first convex luxuriant holding in the first groove, the lower face that the first convex bud of wire connection terminal is enabled to be fallen into first groove with plastics soft flocks caused by coil rack interference fit and is wired terminal is closed.The utility model can enable the soft flocks of generation be closed in without the inside for entering contactor in specific space, so as to ensure that the normal use of contactor.
Description
Technical field
The utility model is related to contactor technical field, more particularly to the wire connection terminal and coil rack of a kind of contactor
Between connection structure.
Background technology
Contactor is that a kind of utilization coil flows through current induced magnetic field, makes contact closure, to reach the electric appliance of control load.
After contactor coil is powered, coil current can generate magnetic field, and the magnetic field of generation makes static iron core generate the dynamic iron of electromagnetic attraction attraction
Core, and ac contactor contact is driven to act, normally-closed contact disconnects, and normally opened contact is closed, and the two is linkage.Work as coil blackout
When, electromagnetic attraction disappears, and armature discharges under the action of release spring, restores contact, and normally opened contact disconnects, and normally-closed contact closes
It closes.
A kind of contactor of the prior art generally includes wire connection terminal and coil rack, and Fig. 1 is the contactor of the prior art
Coil rack D structure schematic diagram, Fig. 2 is the section view of the slot position in the coil rack of the contactor of the prior art
Figure, Fig. 3 is the D structure schematic diagram of the wire connection terminal of the contactor of the prior art, and Fig. 4 is connecing for the contactor of the prior art
The front view of line terminals, Fig. 5 are that the coil rack of the contactor of the prior art and the matched D structure of wire connection terminal are illustrated
Figure, Fig. 6 are the coil rack of the contactor of the prior art and the matched sectional view of wire connection terminal, as shown in Figures 1 to 6, line
Ring framework 100 is equipped with the slot 101 that can be laterally inserted into wire connection terminal, and the top of slot 101 is equipped with card hole 102, the card hole 102
For through-hole, the upper end of wire connection terminal 200 is equipped with convex luxuriant 201, is that will connect when wire connection terminal 200 and coil rack 100 match
Line terminals 200 make convex luxuriant the 201 of 200 upper end of wire connection terminal to be caught in slot from the slot 101 of side press-in coil rack 100
In the card hole 102 at 101 top, the coil rack 100 of this contactor is wire connection terminal with the fastening methods of wire connection terminal 200
200 convex luxuriant 201 with 100 interference of coil rack limiting coordinate, made of metal material on wire connection terminal 200 convex luxuriant 201
In assembling process because with plastic material made of coil rack 100 be interference fit, coil rack 100 is easily wired end during clamping
Convex luxuriant the 201 of son 200 squeeze out visible plastics bits, because of coil rack 100 and the card hole 102 of convex luxuriant 201 cooperation of wire connection terminal 200
(allow trepanning) is through-hole structure, and the coil rack plastics bits of extrusion are exposed to coil rack frontside edge, and contactor product is through fortune
Defeated vibration etc., which easily shakes the plastics bits that coil rack 100 is extruded, to be fallen on the iron core pole-face of contactor interiors of products, existing skill
The plastics bits that coil rack is extruded in order to prevent in art, which are fallen on interiors of products iron core pole-face, generates the exception such as noise, is used
Mode be by hand that the bits removal of the visible plastics of extrusion is clean, so as to cause the cumbersome of assembling process.
Utility model content
The purpose of the utility model is to overcome the deficiencies of the prior art, provide the wire connection terminal and coil of a kind of contactor
Connection structure between skeleton by the improvement of inserting slot construction and connection terminal structure to coil rack, makes the hair of generation
Bits can be closed in without the inside for entering contactor in specific space, so as to ensure that the normal use of contactor.
Technical solution is used by the utility model solves its technical problem：The wire connection terminal and coil of a kind of contactor
Connection structure between skeleton, including wire connection terminal and coil rack；The wire connection terminal is laterally inserted into coil using horizontal
In skeleton；The coil rack is equipped with the slot of lateral openings；Upper end in the wire connection terminal removal original technology faces upward
The convex bud protruded out is changed in the down-set first convex bud of the lower face of wire connection terminal corresponding position, the slot of the coil rack
In, the first groove of setting blind hole structure form at the lower cell wall corresponding to the card hole position in original technology, in terminals
The slot that son is inserted into coil rack makes the first convex luxuriant holding in the first groove, enables to the first convex bud and line of wire connection terminal
Plastics soft flocks caused by ring framework interference fit falls into first groove and is wired the lower face of terminal and closed.
In the slot of the coil rack, retain the card hole structure in original technology, to realize the using the card hole structure
The core pulling of one groove makes.
The third groove of lateral openings is additionally provided in the lower cell wall of the slot of coil rack, to increase the lower cell wall of slot
It is flexible and be inserted into convenient for wire connection terminal, and third groove is in the lower section of the first groove.
The 4th groove of lateral openings is additionally provided in the upper cell wall of the slot of coil rack, to increase the upper cell wall of slot
It is flexible and be inserted into convenient for wire connection terminal, and the 4th groove is connected with the card hole structure.
The depth dimensions of first groove are more than the height of projection size of the first convex bud.
The peripheral size of first groove is more than the peripheral size of the first convex bud.
First convex bud of the wire connection terminal is to be impacted into after lower recess to be formed, and first from the upper surface of wire connection terminal
In convex bud, ramp structure is being set as towards the front end of direction of insertion.
Further, it in the wire connection terminal, is also vertically provided in the lower face of the front end corresponding to direction of insertion
Second convex bud, and the height of projection of the second convex bud and peripheral size are respectively less than the height of projection and peripheral size of the first convex bud, institute
In the slot for stating coil rack, the second groove is additionally provided at the position corresponding to the second convex bud of matching, is inserted into wire connection terminal
The slot of coil rack makes the second convex luxuriant holding in the second groove, enables to the second convex bud and coil rack of wire connection terminal
Plastics soft flocks caused by interference fit falls into second groove and is wired the lower face of terminal and closed.
In the slot of the coil rack, the upper cell wall of slot is set as allowing in the position corresponding to the second groove bit space,
The core pulling that bit space is allowed to realize the second groove is facilitated the use to make.
It is additionally provided with the guide channel being open sideways and up in the lower cell wall of the slot of coil rack, which is located at
At position with second groove, so as to wire connection terminal be inserted into slot when, guide wire connection terminal second it is convex bud with it is described
Second groove coordinates.
The depth dimensions of second groove are more than the height of projection size of the second convex bud.
The peripheral size of second groove is more than the peripheral size of the second convex bud.
Second convex bud of the wire connection terminal is to be impacted into after lower recess to be formed, and second from the upper surface of wire connection terminal
In convex bud, ramp structure is being set as towards the front end of direction of insertion.
Compared with prior art, the beneficial effects of the utility model are：
The convex bud that the utility model is protruded upward as a result of the upper surface in wire connection terminal removal original technology, is changed to
In the down-set first convex bud of the lower face of wire connection terminal corresponding position, the slot of the coil rack, corresponding to original
First groove of blind hole structure form at the lower cell wall of the card hole position in technology is set, coil rack is inserted into wire connection terminal
Slot makes the first convex luxuriant holding the first convex bud of wire connection terminal be enabled to be interference fitted institute with coil rack in the first groove
The plastics soft flocks of generation falls into first groove and is wired the lower face of terminal and closed.This knot of the utility model
Structure is that the convex bud with limit function is utilized to form enclosure space with the first groove (being equivalent to counterbore), allows wire connection terminal and line
Plastics soft flocks caused by ring framework interference fit enters in the space not out of so as to prevent, plastics soft flocks from dropping out and enters and connects
The inside of tentaculum ensure that the normal use of contactor.
The utility model is described in further detail with reference to the accompanying drawings and embodiments；But one kind of the utility model connects
Connection structure between the wire connection terminal and coil rack of tentaculum is not limited to embodiment.
Description of the drawings
Fig. 1 is the D structure schematic diagram of the coil rack of the contactor of the prior art；
Fig. 2 is the sectional view of the slot position in the coil rack of the contactor of the prior art；
Fig. 3 is the D structure schematic diagram of the wire connection terminal of the contactor of the prior art；
Fig. 4 is the front view of the wire connection terminal of the contactor of the prior art；
Fig. 5 is the coil rack of the contactor of the prior art and the matched D structure schematic diagram of wire connection terminal；
Fig. 6 a are coil rack and the matched sectional view of wire connection terminal of the contactor of the prior art (along wire connection terminal
Length direction cut open)；
Fig. 6 b are coil rack and the matched sectional view of wire connection terminal of the contactor of the prior art (along wire connection terminal
Width direction cut open)；
Fig. 7 is the D structure schematic diagram of the coil rack of example The utility model；
Fig. 8 is the sectional view of the slot position in the coil rack of example The utility model；
Fig. 9 is the D structure schematic diagram of the wire connection terminal of example The utility model；
Figure 10 is D structure (one angle of overturning) schematic diagram of the wire connection terminal of example The utility model；
Figure 11 is the front view of the wire connection terminal of example The utility model；
Figure 12 is the coil rack of example The utility model and the matched D structure schematic diagram of wire connection terminal；
Figure 13 is the coil rack of example The utility model and the matched vertical view of wire connection terminal；
Figure 14 is the sectional view of the line A-A along Figure 13；
Figure 15 is the sectional view of the line B-B along Figure 13；
Figure 16 is the sectional view of the line C-C along Figure 13；
Figure 17 is the sectional view of the line D-D along Figure 13.
Specific embodiment
Embodiment
Referring to shown in Fig. 7 to Figure 17, the company between the wire connection terminal and coil rack of a kind of contactor of the utility model
Binding structure, including wire connection terminal 2 and coil rack 1；The wire connection terminal 2 is laterally inserted into using horizontal in coil rack 1；It connects
Line terminals 2 are slice structure, and one end of wire connection terminal 2 is equipped with external connection connecting portion 21, and external connection connecting portion 21 utilizes interlocking spiral shell
Silk connects external input, and the other end of wire connection terminal 2 is equipped with enameled wire connecting portion 22, enameled wire connecting portion 22 is used for connecting line
The enameled wire of circle；The coil rack 1 is equipped with the slot 11 of lateral openings, since the enameled wire of coil has both ends to need and outside
Input connection, therefore, there are two the slots 11 of coil rack 1, and two slots 11 are each provided at the intermediate throughholes 12 of coil rack 1
The same end；In the utility model, the wire connection terminal 2 removes the convex bud that the upper surface in original technology protrudes upward, and is changed to
The lower face down-set first convex luxuriant 23 of 2 corresponding position of wire connection terminal, in the slot 11 of the coil rack 1, corresponding to
First groove 13 of blind hole structure form at the lower cell wall of the card hole position in original technology is set, coil is inserted into wire connection terminal
The slot 11 of skeleton makes the first convex luxuriant 23 holding in the first groove 13, enables to first convex luxuriant 23 and coil of wire connection terminal
Skeleton 1 be interference fitted caused by plastics soft flocks fall into first groove 13 and be wired the lower face of terminal 2 and closed,
When wire connection terminal 2 is inserted into the slot 11 of coil rack, the upper and lower end face of wire connection terminal 2 is upper with the slot of coil rack 11 respectively
Lower cell wall is affixed.
In the present embodiment, in the slot 11 of the coil rack, retain the card hole structure 14 in original technology, be somebody's turn to do with utilizing
Card hole structure 14 realizes that the core pulling of the first groove 13 makes.
In the present embodiment, the third groove 17 of lateral openings is additionally provided in the lower cell wall of the slot 11 of coil rack 1, to increase
It inserts the flexibility of the lower cell wall of slot 11 and is inserted into convenient for wire connection terminal 2, and third groove 17 is in the lower section of the first groove 13.
In the present embodiment, the 4th groove 18 of lateral openings is additionally provided in the upper cell wall of the slot 11 of coil rack 1, to increase
It inserts the flexibility of the upper cell wall of slot 11 and is inserted into convenient for wire connection terminal 2, and the 4th groove 18 is connected with the card hole structure 14.
In the present embodiment, in the lower cell wall of the slot 11 of coil rack 1, in the enameled wire connection corresponding to wire connection terminal 2
The mounting portion in portion 22, which is put, is additionally provided with hollow-out parts 30, so that the lower cell wall of the slot 11 of coil rack 1 is in projection shape, hollow out
The space in portion 30 is big more than the space occupied needed for enameled wire connecting portion 22, on the one hand the effect of hollow-out parts 30 is pair of wire connection terminals
2 enameled wire connecting portion 22, which is formed, steps down, in addition, hollow out can reduce the usage amount of plastics on a large scale, and increases and inserts
The flexibility of the lower cell wall of slot 11 and be inserted into convenient for wire connection terminal 2.
In the present embodiment, the depth dimensions of first groove 13 are more than first convex luxuriant 23 height of projection size, described
The peripheral size of first groove 13 is more than the first convex luxuriant 23 peripheral size.The structure can ensure that first convex luxuriant 23 is recessed with first
There are enough space plastics soft flocks between slot 13.
In the present embodiment, the first convex luxuriant 23 of the wire connection terminal 2 is the upper surface impact from wire connection terminal into recessed
It is formed, and in first convex luxuriant 23, ramp structure 231 is set as in the front end towards direction of insertion after falling into 24.Using ramp structure 231
It is the quantity that plastics soft flocks is inserted into slot 11 and can reduced for the ease of wire connection terminal 2.
Further, it in the wire connection terminal 2, is also vertically provided in the lower face of the front end corresponding to direction of insertion
Second convex luxuriant 25, and the second convex luxuriant 25 height of projection and peripheral size are respectively less than the first convex luxuriant 23 height of projection and periphery ruler
Very little, first convex luxuriant 23 plays main restriction effect for big convex bud, and second convex luxuriant 25 is small convex bud, plays auxiliary stopper, the line
In the slot 11 of ring framework, the second groove 15 is additionally provided at the position corresponding to the second convex bud of matching, is inserted into wire connection terminal 2
The slot 11 of coil rack makes the second convex luxuriant 25 holding in the second groove 15, enable to the second convex luxuriant 25 of wire connection terminal with
Plastics soft flocks caused by coil rack interference fit falls into second groove 15 and is wired the lower face of terminal and sealed
It closes.
In the present embodiment, the guide channel being open sideways and up is additionally provided in the lower cell wall of the slot 11 of coil rack 1
19, which is located at the position for matching second groove 15, when wire connection terminal 2 is inserted into slot 11, to guide
The second convex luxuriant 25 of wire connection terminal 2 coordinates with second groove 15.
In the present embodiment, in the slot 11 of the coil rack, the upper cell wall of slot 11 is in the position corresponding to the second groove
It installs into and allows bit space 16, facilitate the use the core pulling that bit space is allowed to realize the second groove 15 and make.Wire connection terminal 2 it is external
Line connecting portion 21 is also corresponded to and is allowed at bit space 16 at this, to coordinate screw.
In the present embodiment, the depth dimensions of second groove 15 are more than second convex luxuriant 25 height of projection size；It is described
The peripheral size of second groove 15 is more than the second convex luxuriant 25 peripheral size.The structure can ensure that second convex luxuriant 25 is recessed with second
There are enough space plastics soft flocks between slot 15.
In the present embodiment, the second convex luxuriant 25 of the wire connection terminal 2 is the upper surface impact from wire connection terminal into recessed
It is formed, and in second convex luxuriant 25, ramp structure 251 is set as in the front end towards direction of insertion after falling into 26.
Connection structure between the wire connection terminal and coil rack of a kind of contactor of the utility model, employs terminals
The convex bud that upper surface in son removal original technology protrudes upward, is changed to down-set in the lower face of wire connection terminal corresponding position
First convex luxuriant 23, in the slot 11 of the coil rack, set at the lower cell wall corresponding to the card hole position in original technology
First groove 13 of blind hole structure form, the slot 11 of coil rack is inserted into wire connection terminal makes the first convex luxuriant 23 holding first
During groove 13, enable to the first convex luxuriant 23 of wire connection terminal 2 and coil rack 1 be interference fitted caused by plastics soft flocks fall into
In first groove 13 and it is wired the lower face of terminal and is closed.This structure of the utility model is to utilize to have limit
Convex bud and the first groove (being equivalent to counterbore) of bit function form enclosure space, and wire connection terminal is allowed to be interference fitted institute with coil rack
The plastics soft flocks of generation enter in the space not out of, so as to prevent that plastics soft flocks from dropping out and into the inside of contactor, guarantee
The normal use of contactor.
Limitation in any form is not made the utility model in the preferred embodiment of above-mentioned only the utility model.Though
So the utility model has been disclosed with preferred embodiment as above, however is not limited to the utility model.It is any to be familiar with this field
Technical staff, in the case where not departing from technical solutions of the utility model range, all using the technology contents of the disclosure above
Technical solutions of the utility model are made with many possible changes and modifications or is revised as equivalents equivalent embodiment.Therefore,
Every content without departing from technical solutions of the utility model, according to made to the above embodiment of the utility model technical spirit
What simple modification, equivalent variation and modification should all be fallen in the range of technical solutions of the utility model protection.
Claims (10)
1. a kind of connection structure between the wire connection terminal and coil rack of contactor, including wire connection terminal and coil rack；Institute
Wire connection terminal is stated to be laterally inserted into coil rack using horizontal；The coil rack is equipped with the slot of lateral openings；Its feature
It is：The convex bud that upper surface in the wire connection terminal removal original technology protrudes upward, is changed in wire connection terminal corresponding position
The down-set first convex bud of lower face, in the slot of the coil rack, corresponding to the card hole position in original technology
First groove of blind hole structure form is set at lower cell wall, and the slot of coil rack is inserted into wire connection terminal makes the first convex luxuriant holding
In the first groove, the first convex bud of wire connection terminal is enabled to be fallen into plastics soft flocks caused by coil rack interference fit
In first groove and it is wired the lower face of terminal and is closed.
2. the connection structure between the wire connection terminal and coil rack of contactor according to claim 1, it is characterised in that：
In the slot of the coil rack, retain the card hole structure in original technology, to realize the first groove using the card hole structure
Core pulling makes.
3. the connection structure between the wire connection terminal and coil rack of contactor according to claim 1, it is characterised in that：
The third groove of lateral openings is additionally provided in the lower cell wall of the slot of coil rack, to increase the flexibility of the lower cell wall of slot and just
It is inserted into wire connection terminal, and third groove is in the lower section of the first groove.
4. the connection structure between the wire connection terminal and coil rack of contactor according to claim 2, it is characterised in that：
The 4th groove of lateral openings is additionally provided in the upper cell wall of the slot of coil rack, to increase the flexibility of the upper cell wall of slot and just
It is inserted into wire connection terminal, and the 4th groove is connected with the card hole structure.
5. the connection structure between the wire connection terminal and coil rack of contactor according to claim 1 or 2, feature exist
In：The depth dimensions of first groove are more than the height of projection size of the first convex bud；The peripheral size of first groove is big
In the peripheral size of the first convex bud.
6. the connection structure between the wire connection terminal and coil rack of contactor according to claim 1, it is characterised in that：
First convex bud of the wire connection terminal is to be impacted into after lower recess to be formed from the upper surface of wire connection terminal, and in the first convex bud,
Ramp structure is being set as towards the front end of direction of insertion.
7. the connection structure between the wire connection terminal and coil rack of contactor according to claim 1, it is characterised in that：
Further, in the wire connection terminal, the second convex bud is also vertically provided in the lower face of the front end corresponding to direction of insertion,
And second convex bud height of projection and peripheral size be respectively less than the height of projection and peripheral size of the first convex bud, the coil rack
Slot in, the second groove is additionally provided at the position corresponding to the second convex bud of matching, in wire connection terminal insertion coil rack
Slot makes the second convex luxuriant holding the second convex bud of wire connection terminal be enabled to be interference fitted institute with coil rack in the second groove
The plastics soft flocks of generation falls into second groove and is wired the lower face of terminal and closed.
8. the connection structure between the wire connection terminal and coil rack of contactor according to claim 7, it is characterised in that：
In the slot of the coil rack, the upper cell wall of slot is set as allowing in the position corresponding to the second groove bit space, in order to profit
It is made of the core pulling that bit space is allowed to realize the second groove.
9. the connection structure between the wire connection terminal and coil rack of contactor according to claim 7, it is characterised in that：
It is additionally provided with the guide channel being open sideways and up in the lower cell wall of the slot of coil rack, which is located at matching described the
At the position of two grooves, when wire connection terminal is inserted into slot, to guide the second convex bud of wire connection terminal and second groove
Cooperation.
10. the connection structure between the wire connection terminal and coil rack of contactor according to claim 7, feature exist
In：Second convex bud of the wire connection terminal is to be impacted into after lower recess to be formed, and the second convex bud from the upper surface of wire connection terminal
In, it is being set as ramp structure towards the front end of direction of insertion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721698025.9U CN207558708U (en) | 2017-12-08 | 2017-12-08 | Connection structure between the wire connection terminal and coil rack of contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721698025.9U CN207558708U (en) | 2017-12-08 | 2017-12-08 | Connection structure between the wire connection terminal and coil rack of contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207558708U true CN207558708U (en) | 2018-06-29 |
Family
ID=62665498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721698025.9U Withdrawn - After Issue CN207558708U (en) | 2017-12-08 | 2017-12-08 | Connection structure between the wire connection terminal and coil rack of contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207558708U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946142A (en) * | 2017-12-08 | 2018-04-20 | 厦门宏发开关设备有限公司 | A kind of connection structure between the wire connection terminal and coil rack of contactor |
-
2017
- 2017-12-08 CN CN201721698025.9U patent/CN207558708U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946142A (en) * | 2017-12-08 | 2018-04-20 | 厦门宏发开关设备有限公司 | A kind of connection structure between the wire connection terminal and coil rack of contactor |
| CN107946142B (en) * | 2017-12-08 | 2020-08-28 | 厦门宏发开关设备有限公司 | Connecting structure between wiring terminal and coil framework of contactor |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180629 Effective date of abandoning: 20200828 |