CN212570865U - Terminal fixing structure of coil connecting terminal of relay with shielding shell - Google Patents

Terminal fixing structure of coil connecting terminal of relay with shielding shell Download PDF

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Publication number
CN212570865U
CN212570865U CN202021257301.XU CN202021257301U CN212570865U CN 212570865 U CN212570865 U CN 212570865U CN 202021257301 U CN202021257301 U CN 202021257301U CN 212570865 U CN212570865 U CN 212570865U
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China
Prior art keywords
terminal
terminal fixing
shielding shell
shell
relay
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CN202021257301.XU
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Chinese (zh)
Inventor
王从军
钟叔明
代文广
李方能
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Xiamen Hongfa Electric Power Controls Co Ltd
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Xiamen Hongfa Electric Power Controls Co Ltd
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Abstract

The utility model discloses a terminal fixing structure of a coil connecting terminal of a relay with a shielding shell, which comprises a shell, two shielding shell guiding ribs integrally formed on the shell, two coil connecting terminals and two terminal fixing seats integrally formed on the shell and close to one of the shielding shell guiding ribs; the terminal fixing seat is in the shape of an annular cylinder, and the middle of the annular wall of the annular cylinder is fixedly provided with a corresponding coil connecting terminal; the two terminal fixing seats respectively extend integrally along the direction vertical to the guide ribs of the shielding shell to form a first connecting body with a certain width, the tail end of the first connecting body is connected with the guide ribs of the shielding shell, the first connecting body is vertically provided with a first groove with a U-shaped section, and the thickness of the side walls on two sides of the U shape of the first groove is the same as or close to that of the annular wall of the annular column. The utility model discloses can enough improve the fixed steadiness of coil connecting terminal; but also can prevent the terminal fixing seat from deforming during injection molding.

Description

Terminal fixing structure of coil connecting terminal of relay with shielding shell
Technical Field
The utility model relates to a relay technical field especially relates to a take coil connecting terminal's of shield shell relay terminal fixed knot to construct.
Background
The relay is an electromechanical element widely applied to various household appliances, office equipment and industrial control. A relay generally includes a housing, and a contact portion, a magnetic circuit portion, and a pushing portion installed in the housing, the contact portion including a movable spring portion and a stationary spring portion, the pushing portion being connected between the movable spring portion and the magnetic circuit portion, and when the magnetic circuit portion operates, the movable spring portion is driven by the pushing portion to move, so that a movable contact of the movable spring portion is brought into contact with (i.e., contact is closed) or separated from (i.e., contact is open) a stationary contact of the stationary spring portion. The magnetic circuit portion of the relay generally includes a coil and coil connection terminals for connecting an external control signal to drive the coil, and therefore, a part of the coil connection terminals must protrude outside the housing. A take shielding case's relay, set up coil connecting terminal up, receive exogenic action to take place to warp for preventing coil connecting terminal because of thin height, can be at the fixed terminal fixing base of coil connecting terminal of the corresponding position department integrated into one piece of relay's casing, the terminal fixing base adopts type oval cylinder structure, because the cylinder is higher, and need give the shielding case direction rib that sets up on the shell and step down, the terminal fixing base is established at the top edge of casing usually, it is not good to cause the fixed effect of terminal, simultaneously for firm fixed terminal, it is thick to go back a body coupling between the terminal fixing base of both ends, produce the deformation of moulding plastics easily like this, make the terminal fixing base to the inboard (to shielding case direction rib direction promptly).
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a terminal fixing structure of a coil connecting terminal of a relay with a shielding shell, and through structural improvement, on one hand, the stability of fixing the coil connecting terminal can be improved; on the other hand, can also prevent to produce when the terminal fixing base moulds plastics and warp and to the crooked drawback of shielding shell direction of direction rib.
The utility model provides a technical scheme that its technical problem adopted is: a terminal fixing structure of a coil connecting terminal of a relay with a shielding shell comprises a shell, two shielding shell guide ribs integrally formed on the shell, two coil connecting terminals and two terminal fixing seats integrally formed on the shell and close to one of the shielding shell guide ribs; the height of the terminal fixing seat is higher than that of the shielding shell guide rib; the terminal fixing seat is in the shape of an annular cylinder, and the middle of the annular wall of the annular cylinder is fixedly provided with the corresponding coil connecting terminal; two terminal fixing bases extend the first connector that has certain width along the direction with shielding shell direction rib vertically is integrative respectively, and the end of first connector meet in shielding shell direction rib, first connector has the first recess that the cross-section is the U-shaped along vertical opening, and the direction of this one side of U-shaped opening orientation shielding shell direction rib to the thickness dimension of the both sides lateral wall of the U-shaped of messenger first recess is the same with the thickness dimension of the annular wall of annular cylinder or is close to.
The shell consists of an upper cover and a bottom shell, and the upper cover is fixed at the upper end of the bottom shell; the shielding shell guide ribs are arranged at the position close to the edge of the upper cover; the terminal fixing seat is arranged at the edge of the upper cover, and the coil connecting terminal extends towards the side edge direction in the bottom shell and is bent upwards to be matched with the middle of the annular wall of the terminal fixing seat.
The side walls of two sides of the two first connecting bodies are arranged in a row; in the same first connecting body, the length dimension of the side wall close to the inner side is larger than that of the side wall close to the outer side.
The U-shaped bottom wall of the first groove of the first connecting body is overlapped with the annular wall of the annular column.
The end of the inner side wall of the first connecting body completely covers the width of the guide rib of the shielding shell.
The two first connecting bodies are further integrally connected with a second connecting body, the second connecting body is vertically provided with at least two second grooves with U-shaped sections, the U-shaped openings face the direction of one side of the guide ribs of the shielding shell, and the thickness of the side walls of the two sides of the U-shaped second grooves is the same as or close to that of the annular wall of the annular column.
At least two second grooves with U-shaped sections of the second connecting bodies are formed, and the connected side walls of two adjacent second grooves are overlapped together; the side walls of the second grooves close to the outer edges of the two side edges are respectively overlapped with the side walls of the first grooves close to the inner edges of the two first connecting bodies.
And a third connecting body is also integrally connected between the tail ends of the side walls close to the inner sides of the two first connecting bodies.
The width of the third connector is the same as or close to that of the guide ribs of the shielding shell.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses owing to adopted two terminal fixing bases respectively along with the integrative first connector that has certain width of extending of shielding case direction rib vertically direction, and the end of first connector meet in shielding case direction rib, first connector has the cross-section to be the first recess of U-shaped along vertical opening, and the opening of U-shaped towards the direction of this one side of shielding case direction rib to the thickness dimension of the both sides lateral wall of the U-shaped of messenger's first recess is the same with the thickness dimension of the annular wall of annular cylinder or is close to. The structure of the utility model has the first connecting body and the U-shaped first groove, and the two side walls equivalent to the first groove are lapped on the guide ribs of the shielding shell, on one hand, the strength of the terminal fixing seat is enhanced, and the fixing stability of the coil connecting terminal can be improved; on the other hand, can also prevent to produce the drawback of deformation when the terminal fixing base is moulded plastics, simultaneously, utilize the both sides wall of first recess to the support of terminal fixing base, can avoid the terminal fixing base to the direction slope of shielding shell direction rib.
The present invention will be described in further detail with reference to the accompanying drawings and examples; however, the present invention is not limited to the embodiment, and the terminal fixing structure of the coil connecting terminal of the relay with the shield case is not limited to the embodiment.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is an enlarged schematic view of section A of FIG. 1;
fig. 3 is a schematic perspective view of a first embodiment of the present invention;
fig. 4 is a schematic perspective view (rotated by an angle) of a first embodiment of the present invention;
fig. 5 is a schematic perspective view (rotated by an angle) of a first embodiment of the present invention;
fig. 6 is a top view of a first embodiment of the present invention;
fig. 7 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 8 is an enlarged schematic view of section B of FIG. 7;
fig. 9 is a schematic perspective view of a second embodiment of the present invention;
fig. 10 is a schematic perspective view (rotated by one angle) of a second embodiment of the present invention;
fig. 11 is a schematic perspective view (rotated by an angle) of a second embodiment of the present invention;
fig. 12 is a plan view of a second embodiment of the present invention.
Detailed Description
Example one
Referring to fig. 1 to 6, a terminal fixing structure of a coil connecting terminal of a relay with a shielding case of the present invention includes a case 1, two shielding case guide ribs 2 integrally formed on the case, two coil connecting terminals 7, and two terminal fixing seats 3 integrally formed on the case and close to one of the shielding case guide ribs; in the present embodiment, the housing 1 is composed of an upper cover 11 and a bottom cover 12, and the shielding shell guide ribs 2 and the terminal fixing seats 3 of the present embodiment are molded in the upper cover 1; the height of the terminal fixing seat 3 is higher than that of the shielding shell guide rib 2; the terminal fixing seat 3 is in the shape of an annular cylinder, and the middle of an annular wall 31 of the annular cylinder is fixedly provided with the corresponding coil connecting terminal 7; the shielding shell guide ribs 2 are arranged at the position close to the edge of the upper cover 11; the terminal fixing seat 3 is arranged at the edge of the upper cover 11, and the coil connecting terminal 7 extends from the inner side of the bottom shell 12 to the side direction, is bent upwards and then is matched in the middle of the annular wall 31 of the terminal fixing seat 3; two terminal fixing base 3 respectively along with the integrative first connector 4 that has certain width that extends of 2 vertical directions of shielding shell direction rib, and the end of first connector 4 meet in shielding shell direction rib 2, first connector 4 is along vertical division has the first recess 41 that the cross-section is the U-shaped, and the opening of U-shaped is towards the direction of this one side of shielding shell direction rib 2 to the thickness dimension of the both sides lateral wall 42 of the U-shaped of messenger first recess 41, 43 is the same with the thickness dimension of annular wall 31 of annular cylinder 3 or is close to.
In this embodiment, the two side walls 42 and 43 of the two first connecting bodies 41 are arranged in a row; in the same first connector, the length dimension of the side wall 42 closer to the inner side is greater than the length dimension of the side wall closer to the outer side 43.
In this embodiment, the bottom wall of the U-shape of the first groove of the first connecting body 4 overlaps the annular wall of the annular cylinder.
In the present embodiment, the end of the inner side wall 42 of the first connecting body 4 completely covers the width of the shielding shell guide rib 2.
In this embodiment, a second connector 5 is further integrally connected between the two first connectors 4, the second connector 5 is vertically provided with at least two second grooves 51 with U-shaped cross sections, in this embodiment, the second grooves 51 are two, and the U-shaped openings face the direction of the side of the shielding shell guide rib, so that the thickness of the U-shaped side walls of the second grooves 51 is the same as or close to the thickness of the annular wall of the annular column.
In this embodiment, in the two second grooves with U-shaped cross sections of the second connecting body 5, the connected sidewalls of the two second grooves are overlapped together; the outer side walls of the two second grooves 51 overlap the inner side walls 42 of the first grooves 41 of the two first connecting bodies 4, respectively.
The utility model discloses a take coil connecting terminal's of shield shell relay terminal fixed knot to construct has adopted two terminal fixing bases 3 respectively along with shield shell direction rib 2 vertically integrative extension have the first connector 4 of certain width, and the end of first connector 4 meet in shield shell direction rib 2, first connector 4 has the cross-section to be the first recess 41 of U-shaped along vertical opening, and the opening of U-shaped towards the direction of this one side of shield shell direction rib to the thickness dimension of the both sides lateral wall 42 of the U-shaped of messenger first recess, 43 is the same with the thickness dimension of annular wall 31 of annular cylinder 3 or is close to. The structure of the utility model, because the first connecting body 4 and the U-shaped first groove 41 are arranged, the two side walls 42 and 43 equivalent to the first groove 41 are lapped on the shielding shell guide rib 2, on one hand, the strength of the terminal fixing seat 3 is enhanced, and the fixing stability of the coil connecting terminal 7 can be improved; on the other hand, can also prevent to produce the drawback of deformation when terminal fixing base 3 moulds plastics, simultaneously, utilize the both sides wall 42 of first recess 41, 43 to the support of terminal fixing base 3, can avoid terminal fixing base 3 to the direction slope of shielding shell direction rib 2.
Example two
Referring to fig. 4 to 6, a terminal fixing structure of a coil connecting terminal of a relay with a shield case according to the present invention is different from the first embodiment in that there is no second connecting body between two first connecting bodies 4; a third connecting body 6 is integrally connected between the ends of the side walls 42 near the inner sides of the two first connecting bodies 4.
In this embodiment, the width of the third connecting body 6 is the same as or close to the width of the shielding shell guide rib 2.
The foregoing is illustrative of the preferred embodiment of the present invention and is not to be construed as limiting the invention in any way. Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solutions disclosed above can be used by those skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the present invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims (9)

1. A terminal fixing structure of a coil connecting terminal of a relay with a shielding shell comprises a shell, two shielding shell guide ribs integrally formed on the shell, two coil connecting terminals and two terminal fixing seats integrally formed on the shell and close to one of the shielding shell guide ribs; the height of the terminal fixing seat is higher than that of the shielding shell guide rib; the terminal fixing seat is in the shape of an annular cylinder, and the middle of the annular wall of the annular cylinder is fixedly provided with the corresponding coil connecting terminal; the method is characterized in that: two terminal fixing bases extend the first connector that has certain width along the direction with shielding shell direction rib vertically is integrative respectively, and the end of first connector meet in shielding shell direction rib, first connector has the first recess that the cross-section is the U-shaped along vertical opening, and the direction of this one side of U-shaped opening orientation shielding shell direction rib to the thickness dimension of the both sides lateral wall of the U-shaped of messenger first recess is the same with the thickness dimension of the annular wall of annular cylinder or is close to.
2. The terminal fixing structure of the coil connecting terminal of the relay with shield case according to claim 1, characterized in that: the shell consists of an upper cover and a bottom shell, and the upper cover is fixed at the upper end of the bottom shell; the shielding shell guide ribs are arranged at the position close to the edge of the upper cover; the terminal fixing seat is arranged at the edge of the upper cover, and the coil connecting terminal extends towards the side edge direction in the bottom shell and is bent upwards to be matched with the middle of the annular wall of the terminal fixing seat.
3. The terminal fixing structure of the coil connecting terminal of the relay with shield case according to claim 1, characterized in that: the side walls of two sides of the two first connecting bodies are arranged in a row; in the same first connecting body, the length dimension of the side wall close to the inner side is larger than that of the side wall close to the outer side.
4. The terminal fixing structure of the coil connecting terminal of the relay with shield case according to claim 1, characterized in that: the U-shaped bottom wall of the first groove of the first connecting body is overlapped with the annular wall of the annular column.
5. The terminal fixing structure of the coil connecting terminal of the relay with shield case according to claim 3, characterized in that: the end of the inner side wall of the first connecting body completely covers the width of the guide rib of the shielding shell.
6. The terminal fixing structure of the coil connecting terminal of the relay with shield case according to claim 1, 2, 3, 4 or 5, characterized in that: the two first connecting bodies are further integrally connected with a second connecting body, the second connecting body is vertically provided with at least two second grooves with U-shaped sections, the U-shaped openings face the direction of one side of the guide ribs of the shielding shell, and the thickness of the side walls of the two sides of the U-shaped second grooves is the same as or close to that of the annular wall of the annular column.
7. The terminal fixing structure of the coil connecting terminal of the relay with shield case according to claim 6, characterized in that: at least two second grooves with U-shaped sections of the second connecting bodies are formed, and the connected side walls of two adjacent second grooves are overlapped together; the side walls of the second grooves close to the outer edges of the two side edges are respectively overlapped with the side walls of the first grooves close to the inner edges of the two first connecting bodies.
8. The terminal fixing structure of the coil connecting terminal of the relay with shield case according to claim 1, 2, 3, 4 or 5, characterized in that: and a third connecting body is also integrally connected between the tail ends of the side walls close to the inner sides of the two first connecting bodies.
9. The terminal fixing structure of the coil connecting terminal of the relay with shield case according to claim 8, characterized in that: the width of the third connector is the same as or close to that of the guide ribs of the shielding shell.
CN202021257301.XU 2020-06-30 2020-06-30 Terminal fixing structure of coil connecting terminal of relay with shielding shell Active CN212570865U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021257301.XU CN212570865U (en) 2020-06-30 2020-06-30 Terminal fixing structure of coil connecting terminal of relay with shielding shell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021257301.XU CN212570865U (en) 2020-06-30 2020-06-30 Terminal fixing structure of coil connecting terminal of relay with shielding shell

Publications (1)

Publication Number Publication Date
CN212570865U true CN212570865U (en) 2021-02-19

Family

ID=74614266

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021257301.XU Active CN212570865U (en) 2020-06-30 2020-06-30 Terminal fixing structure of coil connecting terminal of relay with shielding shell

Country Status (1)

Country Link
CN (1) CN212570865U (en)

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