CN210925895U - Iron core of alternating current contactor - Google Patents
Iron core of alternating current contactor Download PDFInfo
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- CN210925895U CN210925895U CN201922354234.7U CN201922354234U CN210925895U CN 210925895 U CN210925895 U CN 210925895U CN 201922354234 U CN201922354234 U CN 201922354234U CN 210925895 U CN210925895 U CN 210925895U
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- iron core
- silicon steel
- core body
- contactor
- block
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Abstract
The utility model relates to a technical field of contactor accessory discloses an alternating current contactor iron core, and it includes the iron core body that is formed by the stack of a plurality of silicon steel sheets, the silicon steel sheet includes integrated into one piece's horizontal portion and three longitudinal portion, and three longitudinal portion is and sets up side by side and be parallel to each other, the middle part of longitudinal portion is equipped with the mounting hole, be connected with three group's setting elements on the iron core body, the setting element includes the fixed block and articulates two movable blocks at the fixed block both ends respectively, the fixed block is worn to establish in the mounting hole and length equals the thickness of iron core body, the terminal surface that the movable block is close to longitudinal portion is equipped with the joint piece of taking elasticity, be equipped with in the longitudinal portion with joint piece interference fit's joint groove, the iron core body overcoat is equipped with the elastic ring that is. The utility model discloses have the effect of conveniently connecting the silicon steel sheet.
Description
Technical Field
The utility model belongs to the technical field of the technique of contactor accessory and specifically relates to an ac contactor iron core is related to.
Background
The AC contactor is an automatic switching device for switching on or off an AC circuit with a load or a large-capacity control circuit, mainly comprises an electromagnetic mechanism, a contact system, an arc-extinguishing device and the like, wherein an E-shaped AC contactor iron core is an important component of the electromagnetic mechanism, and can realize the closing and the opening of contacts in the contact system under the action of the electromagnetic mechanism with the E-shaped AC contactor iron core, thereby playing the effect of controlling a circuit.
In the prior art, chinese patent No. CN205542605U discloses an iron core, which includes an iron core body, wherein the iron core body is formed by laminating a plurality of E-shaped silicon steel sheets, and the silicon steel sheets are fixed by rivets.
The above prior art solutions have the following drawbacks: the silicon steel sheets are fastened through the rivets after being stacked, the rivets need to be driven into the silicon steel sheets by means of a special tool for driving the rivets into the silicon steel sheets when the silicon steel sheets are connected, the connection of the silicon steel sheets cannot be achieved under the condition that the special tool is not used, the assembly is inconvenient, and improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an alternating current contactor iron core, it has the effect of conveniently connecting the silicon steel sheet to exist not enough to prior art.
The above object of the present invention can be achieved by the following technical solutions: the utility model provides an alternating current contactor iron core, includes the iron core body that is formed by the stack of a plurality of silicon steel sheets, the silicon steel sheet includes integrated into one piece's horizontal portion and three vertical portion, and three vertical portion is and sets up side by side and be parallel to each other, the middle part of vertical portion is equipped with the mounting hole, be connected with three group's setting elements on the iron core body, the setting element includes the fixed block and articulates two movable blocks at the fixed block both ends respectively, the fixed block is worn to establish in the mounting hole and length equals the thickness of iron core body, the terminal surface that the movable block is close to vertical portion is equipped with takes elastic joint piece, be equipped with the joint groove with joint piece interference fit in vertical portion, the iron core body overcoat is equipped with the elastic ring that is located.
Through adopting above-mentioned technical scheme, when connecting the silicon steel sheet, align the edge of each silicon steel sheet earlier, penetrate the mounting hole with the fixed block again, rotate two movable blocks respectively to being close to rather than close joint groove for joint piece and joint groove interference fit, each silicon steel sheet receives the difficult relative displacement that produces of restriction of setting element. The elastic ring is tightly sleeved on the outer side of the iron core body and plays a role in limiting relative movement of the silicon steel sheets, and the connection stability of the silicon steel sheets is further improved. The silicon steel sheets are not connected through the rivets, the connection of the silicon steel sheets can be realized under the condition that special tools for inserting the rivets are not needed, the operation is simple and convenient, and the installation efficiency is high.
The utility model discloses further set up to: the quantity of joint piece is two and is close to the both ends of movable block respectively.
By adopting the technical scheme, the connecting area of the positioning piece and the longitudinal part is large, and the connecting strength is high.
The utility model discloses further set up to: and a chamfer is arranged at one end of the movable block, which is far away from the fixed block.
Through adopting above-mentioned technical scheme, the chamfer plays the effect of direction when the movable part stretches into the mounting hole, is favorable to the movable block to stretch into the mounting hole in order to realize being connected of setting element and iron core body.
The utility model discloses further set up to: two opposite end faces of the longitudinal portion are respectively provided with a dovetail block and a dovetail groove, and two adjacent silicon steel sheets are connected through the dovetail blocks and the dovetail grooves.
By adopting the technical scheme, before the silicon steel sheets are connected, the dovetail block of the previous silicon steel sheet sequentially extends into the dovetail groove of the next silicon steel sheet, the dovetail block and the dovetail groove are matched to limit the silicon steel sheets to move relatively in the horizontal direction, the effect of preliminarily positioning the silicon steel sheets is achieved, and alignment of mounting holes in each longitudinal part and mounting of the positioning piece and the elastic ring are facilitated.
The utility model discloses further set up to: two opposite side walls of the longitudinal part are respectively provided with a limiting groove, one end of the elastic ring is positioned in the limiting groove, and the other end of the elastic ring extends out of the limiting groove.
Through adopting above-mentioned technical scheme, the elastic ring receives the difficult relative iron core body removal of restriction of spacing inslot wall, has improved the stability of elastic ring and the joint strength of silicon steel sheet.
The utility model discloses further set up to: the limiting groove is located on one side, close to the transverse portion, of the mounting hole.
By adopting the technical scheme, after the edges of the silicon steel sheets are aligned and the dovetail block of the previous silicon steel sheet extends into the dovetail groove of the next silicon steel sheet, the elastic ring is sleeved into the limiting groove, and then the positioning piece and the iron core body are connected, so that the stability of the iron core body is good.
The utility model discloses further set up to: the elastic ring is integrally formed with two connecting rods, and one end of each connecting rod, which is far away from the elastic ring, is integrally formed with a moving ring.
Through adopting above-mentioned technical scheme, when overhauing the iron core body, people can stretch into the shifting ring with the finger and in order to drive the elastic ring deformation, and then realize the split of elastic ring and iron core body, need not during the operation to stretch into the tiny gap that spacing groove and elastic ring formed with the hand, more make things convenient for the staff operation.
The utility model discloses further set up to: the transverse part is provided with heat dissipation holes extending along the length direction of the transverse part.
Through adopting above-mentioned technical scheme, the louvre plays radiating effect, prevents that the iron core body from arousing that the local deformation volume of product is too big because the vortex produces too high temperature when using, has ensured the normal use of iron core.
To sum up, the utility model discloses a following at least one useful technological effect:
1. when the silicon steel sheets are connected, the dovetail block on the previous silicon steel sheet is sequentially inserted into the dovetail groove on the next silicon steel sheet, the elastic ring is sleeved into the limiting groove, and the positioning piece and the iron core body are connected to enable the clamping block to be in interference fit with the clamping groove;
2. when split elastic ring and iron core body, people can stretch into the finger and move in the ring in order to drive elastic ring deformation and with the separation of iron core body, compare in stretch into the operation in elastic ring and spacing inslot wall gap with the finger more convenient.
Drawings
FIG. 1 is a schematic structural view of the present embodiment;
fig. 2 is a schematic partial explosion view of the present embodiment.
Reference numerals: 1. silicon steel sheets; 11. a transverse portion; 111. heat dissipation holes; 12. a longitudinal portion; 121. a dovetail block; 122. a dovetail groove; 123. mounting holes; 124. a clamping groove; 125. a limiting groove; 2. a positioning member; 21. a fixed block; 22. a movable block; 221. chamfering; 222. a clamping block; 3. an elastic ring; 31. a connecting rod; 32. the ring is moved.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiment discloses an ac contactor iron core, as shown in fig. 1, fig. 2, include the iron core body that is formed by the superposition of a plurality of silicon steel sheet 1, silicon steel sheet 1 includes integrated into one piece's transverse part 11 and three longitudinal portion 12, and three longitudinal portion 12 is and sets up side by side and be parallel to each other, and one of them longitudinal portion 12 is located the middle part of transverse part 11, two other longitudinal portions 12 are close to the both ends about transverse part 11 respectively. Three sets of positioning pieces 2 are connected to the iron core body, and the positioning pieces 2 can be used for limiting the relative movement of the silicon steel sheets 1.
As shown in fig. 1 and 2, the transverse portion 11 is provided with heat dissipation holes 111 extending along the length direction thereof, and the heat dissipation holes 111 perform a heat dissipation function, thereby ensuring normal use of the core body.
As shown in fig. 1 and 2, two opposite end surfaces of the longitudinal portion 12 are respectively provided with a dovetail block 121 and a dovetail groove 122, the dovetail block 121 is located at the rear side of the longitudinal portion 12 and is integrally formed with the longitudinal portion 12, the dovetail groove 122 is located at the front end surface of the longitudinal portion 12 and is provided with an opening at the upper side, and the dovetail block 121 and the dovetail groove 122 both extend in the vertical direction. Two adjacent silicon steel sheets 1 are connected through the dovetail block 121 and the dovetail groove 122, so that the two adjacent silicon steel sheets 1 are prevented from moving relatively in the horizontal direction.
As shown in fig. 1 and 2, the positioning element 2 includes a fixed block 21 and two movable blocks 22 respectively hinged to the front and rear ends of the fixed block 21, two chamfers 221 are disposed at one end of the movable block 22 far away from the fixed block 21, and the two chamfers 221 are respectively located at the left and right ends of the movable block 22. The middle of the longitudinal portion 12 is provided with a mounting hole 123, and the length of the fixing block 21 is equal to the thickness of the core body and is located in the mounting hole 123. After the edges of the silicon steel sheets 1 are aligned, one of the movable blocks 22 passes through the mounting hole 123 and then extends out of the iron core body until the fixed block 21 is located in the mounting hole 123, so that the silicon steel sheets 1 are limited to move relatively in the vertical direction.
As shown in fig. 1 and 2, the end face of the movable block 22 close to the longitudinal portion 12 is fixed with two clamping blocks 222 with elasticity, the two clamping blocks 222 are respectively close to the left end and the right end of the movable block 22, the front end face and the rear end face of the longitudinal portion 12 are respectively provided with two clamping grooves 124, the two clamping blocks 222 are respectively in interference fit with the two clamping grooves 124, and after the fixed block 21 is installed in place, the movable block 22 is rotated to enable the clamping blocks 222 to be in interference fit with the clamping grooves 124, so that the movable block 22 is locked, and the fixed block 21 is not easy to separate from the iron core body.
As shown in fig. 1 and 2, the left and right side walls of the longitudinal portion 12 are respectively provided with a stopper groove 125 having the same height, and the stopper groove 125 is located between the mounting hole 123 and the lateral portion 11. The iron core body overcoat is equipped with elastic ring 3, and the one end of elastic ring 3 is arranged in spacing groove 125, and the other end stretches out spacing groove 125, and elastic ring 3 plays the effect of locking silicon steel sheet 1, has further improved the joint strength of each silicon steel sheet 1.
As shown in fig. 1 and 2, two links 31 are integrally formed on the outer wall of the elastic ring 3, the two links 31 are respectively located on the left and right sides of the elastic ring 3, and a moving ring 32 is integrally formed at one end of the link 31 away from the elastic ring 3. When overhauing the iron core body, people can stretch into the shift ring 32 with the pulling elastic ring 3 with the finger for elastic ring 3 produces tensile deformation so that realize its and iron core body's split, makes things convenient for people to overhaul silicon steel sheet 1 split alone.
The working principle of the embodiment is as follows: when connecting silicon steel sheet 1, stretch into the dovetail 122 of a back silicon steel sheet 1 with the forked tail piece 121 of a preceding silicon steel sheet 1 in proper order earlier, tightly overlap elastic ring 3 in spacing groove 125 again, remove setting element 2 and make fixed block 21 stretch into mounting hole 123 after that, then rotate movable block 22 so that joint piece 222 and joint groove 124 interference fit, need not during the assembly with the help of the specialized tool who impresses the rivet silicon steel sheet 1, convenient operation, assembly efficiency height.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. The utility model provides an ac contactor iron core, includes the iron core body who forms by a plurality of silicon steel sheet (1) stack, its characterized in that: the silicon steel sheet (1) comprises a transverse part (11) and three longitudinal parts (12) which are integrally formed, the three longitudinal parts (12) are arranged side by side and are mutually parallel, the middle part of the longitudinal part (12) is provided with a mounting hole (123), the iron core body is connected with three groups of positioning pieces (2), the positioning piece (2) comprises a fixed block (21) and two movable blocks (22) which are respectively hinged at two ends of the fixed block (21), the fixed block (21) penetrates through the mounting hole (123) and has a length equal to the thickness of the iron core body, the end surface of the movable block (22) close to the longitudinal part (12) is provided with an elastic clamping block (222), the longitudinal part (12) is provided with a clamping groove (124) which is in interference fit with the clamping block (222), the iron core body is sleeved with an elastic ring (3) which is positioned on the outer side of the longitudinal portion (12) and can clamp each silicon steel sheet (1).
2. An ac contactor core as recited in claim 1, wherein: the number of the clamping blocks (222) is two and the clamping blocks are respectively close to two ends of the movable block (22).
3. An ac contactor core as claimed in claim 2, wherein: and a chamfer (221) is arranged at one end of the movable block (22) far away from the fixed block (21).
4. An ac contactor core as recited in claim 1, wherein: two opposite end faces of the longitudinal portion (12) are respectively provided with a dovetail block (121) and a dovetail groove (122), and two adjacent silicon steel sheets (1) are connected through the dovetail block (121) and the dovetail groove (122).
5. An ac contactor core as recited in claim 1, wherein: two opposite side walls of the longitudinal part (12) are respectively provided with a limiting groove (125), one end of the elastic ring (3) is positioned in the limiting groove (125), and the other end of the elastic ring extends out of the limiting groove (125).
6. An ac contactor core as claimed in claim 5, wherein: the limiting groove (125) is positioned on one side of the mounting hole (123) close to the transverse part (11).
7. An ac contactor core as recited in claim 6, wherein: two connecting rods (31) are integrally formed on the elastic ring (3), and a moving ring (32) is integrally formed at one end, far away from the elastic ring (3), of each connecting rod (31).
8. An ac contactor core as recited in claim 1, wherein: the transverse part (11) is provided with heat dissipation holes (111) extending along the length direction of the transverse part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922354234.7U CN210925895U (en) | 2019-12-24 | 2019-12-24 | Iron core of alternating current contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922354234.7U CN210925895U (en) | 2019-12-24 | 2019-12-24 | Iron core of alternating current contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210925895U true CN210925895U (en) | 2020-07-03 |
Family
ID=71346819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922354234.7U Expired - Fee Related CN210925895U (en) | 2019-12-24 | 2019-12-24 | Iron core of alternating current contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210925895U (en) |
-
2019
- 2019-12-24 CN CN201922354234.7U patent/CN210925895U/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 |
Granted publication date: 20200703 Termination date: 20201224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |