CN218569961U

CN218569961U - Coil skeleton frame assembly structure

Info

Publication number: CN218569961U
Application number: CN202222411465.9U
Authority: CN
Inventors: 徐裕浙
Original assignee: Ningbo Zhenguan Electric Appliance Co ltd
Current assignee: Ningbo Zhenguan Electric Appliance Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-03-03
Anticipated expiration: 2032-09-09

Abstract

The utility model discloses a coil skeleton assembly structure, which comprises an upper seat and a lower seat which are used for forming a skeleton assembly, wherein the upper seat is provided with an upper skeleton part, the lower seat is provided with a lower skeleton part, and the upper skeleton part and the lower skeleton part are closed and form an annular containing cavity; be equipped with first welding cooperation structure between upper seat and the lower seat, first welding cooperation structure is at least including constituting the first welding surface in last skeleton position bottom surface to and constitute the inboard second welding surface in skeleton position down, first welding surface is the step cooperation with the second welding surface, or first welding surface is plane cooperation with the second welding surface, improves coil skeleton's stability.

Description

Coil skeleton frame assembly structure

Technical Field

The utility model relates to a washing machine accessory technical field, concretely relates to coil skeleton subassembly structure.

Background

At present, a tractor is a key component for controlling the opening and closing of a drain valve and whether a brake disc is disengaged in a full-automatic washing machine, so whether the quality of the tractor is qualified or not is particularly important for influencing the quality of the whole machine. The tractor is externally provided with a pull rod, and the tractor is internally composed of a motor and a gear transmission system.

The tractor is provided with a motor, thereby control rotation and timing through the circular telegram of motor, motor terminal need be connected with the electrically conductive silk thread and just can accomplish the circular telegram, a tractor among the prior art, an organic whole forms coil skeleton in its motor, and the outside of coil skeleton is open and is set up, the solenoid is in the exposed state on coil skeleton's central roll, it is not good to the protectiveness of solenoid, another kind of tractor among the prior art, its coil skeleton is fixed through the mode of buckle only, because coil skeleton has the annular position that supplies the solenoid to wind to establish, and there are interference and the assembly problem with the solenoid in this annular position department, therefore be difficult to set up the buckle, and the annular position on coil skeleton keeps away from the buckle, there is the shake, stability is not good.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a coil skeleton subassembly structure improves coil skeleton's stability.

The above technical purpose of the present invention can be achieved by the following technical solutions: a coil skeleton assembly structure comprises an upper seat and a lower seat which are used for forming a skeleton assembly, wherein the upper seat is provided with an upper skeleton part, the lower seat is provided with a lower skeleton part, and the upper skeleton part and the lower skeleton part are closed to form an annular containing cavity; the upper seat and the lower seat are provided with a first welding matching structure, the first welding matching structure at least comprises a first welding surface and a second welding surface, the first welding surface is formed on the bottom surface of the upper framework, the second welding surface is formed on the inner side of the lower framework, the first welding surface and the second welding surface are in step matching, or the first welding surface and the second welding surface are in plane matching.

Further, the first welding surface and the second welding surface are mated about a horizontal plane and secured by ultrasonic welding.

Furthermore, the opening is arranged on the peripheral side of the upper framework part, the upper framework part comprises an inner ring wall, an upper side wall and a lower side wall, the upper side wall and the lower side wall form the upper side wall and the lower side wall, and a first welding surface is formed at the bottom of the upper side wall and the lower side wall.

Further, the lower skeleton portion includes an outer annular wall closed on a peripheral side of the upper skeleton portion, and upper and lower ends of the outer annular wall constitute a second welding surface.

Furthermore, the periphery side boundaries of the upper framework part and the lower framework part are arranged in a coplanar manner, and the bottom boundaries of the upper framework part and the lower framework part are arranged in a coplanar manner.

Further, a welding ring is arranged on the upper welding surface or the lower welding surface.

Further, the upper seat is also provided with a first side seat, the lower seat is also provided with a second side seat, the first side seat and the second side seat are closed to form a terminal seat, and the first welding surface and the second welding surface are arranged in an extending mode relative to the outline of the terminal seat.

Further, be equipped with second welding cooperation structure between first side seat and the second side seat, second welding cooperation structure is including constituting the third welding surface on first side seat to and constitute the fourth welding surface on the second side seat, third welding surface and fourth welding surface are about the cooperation of vertical face.

Further, the side of first side seat is equipped with the inserted block, the side of second side seat is equipped with the socket, third welding surface forms in the vertical face of inserted block, fourth welding surface forms in the vertical face of socket.

Furthermore, the plug block is arranged in an L shape, and the socket is matched with the contour of the plug block.

Further, the third welding surface and the fourth welding surface are welded through ultrasonic waves.

Further, the third welding surface is in stepped fit with the fourth welding surface.

Compared with the prior art, the utility model has the advantages of it is following and beneficial effect: 1. the upper seat and the lower seat are mutually closed to form a closed annular cavity, so that the protection effect on a coil is ensured, the first welding surface and the second welding surface between the upper framework part and the lower framework part are attached on a horizontal plane, the third welding surface and the fourth welding surface between the first side seat and the second side seat are attached on a vertical plane, the welding surfaces are in stepped surface fit, and then ultrasonic welding is adopted for fixation, so that the fit stability of the upper seat and the lower seat is ensured;

2. the integrated assembly is realized by pre-assembling the wire package and the wiring terminal in the upper seat and the lower seat, and the tractor is convenient to assemble.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic cross-sectional view of a first embodiment of the present invention;

fig. 3 is an exploded view of a first embodiment of the present invention;

fig. 4 is an exploded view of another aspect of an embodiment of the present invention;

fig. 5 is a schematic cross-sectional view of a second embodiment of the present invention;

in the figure: 1. an upper seat; 2. a lower seat;

3. an upper skeleton part; 3.1, inner annular wall; 3.2, an upper side wall; 3.3, lower side wall;

4. a lower skeleton part; 4.1, outer ring wall; 4.2, carrying edges;

5. a first welding surface; 6. a second welding surface; 7. welding a ring;

8. a first side seat; 8.1, a third welding surface; 8.2, inserting blocks;

9. a second side seat; 9.1, a fourth welding surface; 9.2, a socket;

10. a terminal block; 11. an annular cavity;

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that, although the terms upper, middle, lower, top, end, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another for ease of understanding, and are not used to define any direction or order of limitation.

Example one

As shown in fig. 1 to 4, a coil bobbin assembly structure includes an upper seat 1 and a lower seat 2 for forming a bobbin assembly, wherein the upper seat 1 has an upper bobbin portion 3, the lower seat 2 has a lower bobbin portion 4, the upper bobbin portion 3 and the lower bobbin portion 4 are closed to form an annular cavity 11, and the annular cavity 11 is used for a coil to be wound;

be equipped with first welding cooperation structure between seat 1 and the lower 2, first welding cooperation structure is at least including constituting the first welding surface 5 in 3 bottom surfaces of last skeleton position to and constitute the second welding surface 6 at 4 inboards of skeleton position down, first welding surface 5 is the step cooperation with second welding surface 6, or first welding surface 5 is the plane cooperation with second welding surface 6.

Specifically, the first welding surface 5 and the second welding surface 6 are matched with each other about a horizontal plane and are fixed by ultrasonic welding, wherein the horizontal plane matching means that matching surfaces of the first welding surface and the second welding surface mainly lie in the horizontal plane, optionally, the first welding surface and the second welding surface are in step matching, a vertical welding matching surface exists between the first welding surface and the second welding surface, and the vertical surface mainly plays a role in increasing the area of the welding surface and positioning the upper framework and the lower framework.

In this embodiment, the upper frame portion 3 is in a roller shape and is provided with an opening at the peripheral side, and the upper and lower ends of the upper frame portion 3 are provided with extending edges extending radially, the upper frame portion 3 specifically includes an inner annular wall 3.1, and an upper edge wall 3.2 and a lower edge wall 3.3 extending radially from the upper and lower ends of the inner annular wall 3.1, the ends of the upper edge wall 3.2 and the lower edge wall 3.3 form a first welding surface 5, optionally, the ends of the upper edge wall 3.2 and the lower edge wall 3.3 form a concave step surface, and the step surface forms the first welding surface 5.

Specifically, the lower frame portion 4 includes an outer annular wall 4.1 closed around the upper frame portion 3, a bottom portion of the outer annular wall 4.1 extends radially inward to form a receiving edge 4.2, and a lower edge wall 3.3 of the upper frame portion 3 is received on the receiving edge 4.2, such that upper and lower ends of the outer annular wall 4.1 form a second welding surface 6 that is engaged with the first welding surface 5 of the upper frame portion 3.

As a further explanation of the first welding matching structure, the end part of the upper side wall 3.2 forms an L-shaped first step, the upper end part of the outer ring wall 4.1 forms an L-shaped second step, and the first step and the second step are fixed by ultrasonic welding;

the bottom of the lower side wall 3.3 forms an L-shaped third step, the bottom of the outer annular wall 4.1 forms a bottom side extending into the third step, wherein the bottom of the third step is open for the outer annular wall 4.1 to extend into, the horizontal plane of the third step is larger than the vertical plane, so that the upper framework part 3 and the lower framework part 4 are horizontally connected, and the third step and the bottom side of the outer annular wall 4.1 are fixed through ultrasonic welding.

Specifically, still be equipped with weld ring 7 on last welding surface or the lower welding surface, this weld ring 7 provides fusible material at the ultrasonic welding in-process to fixed compactness between skeleton texture and the lower skeleton texture is gone up in the assurance, and wherein, weld ring 7 is slender form, and sets up on the horizontal plane of third step.

Example two

As shown in fig. 5, in the present embodiment, the upper frame portion 3 is in a roller shape and is provided with an opening on the peripheral side, and an extending edge radially extending from the upper end of the upper frame portion 3, the upper frame portion 3 specifically includes an inner annular wall 3.1 and an upper side wall 3.2 radially extending from the upper end of the inner annular wall 3.1, and the end of the upper side wall 3.2 and the lower end of the inner annular wall 3.1 form a first welding surface 5.

Specifically, the lower frame portion 4 includes an outer annular wall 4.1 closed on the periphery of the upper frame portion 3, the bottom of the outer annular wall 4.1 extends radially inward to form a receiving edge 4.2, the inner annular wall 3.1 of the upper frame portion 3 is supported on the receiving edge 4.2, so that the upper and lower ends of the outer annular wall 4.1 form a second welding surface 6 matched with the first welding surface 5 on the upper frame portion 3, and the first welding surface 5 and the second welding surface 6 are fixed by ultrasonic welding.

EXAMPLE III

As shown in fig. 1 to fig. 5, on the basis of the first or second embodiment, the coil bobbin assembly further includes a terminal base 10, wherein the upper base 1 further has a first side base 8, the lower base 2 further has a second side base 9, the first side base 8 and the second side base 9 are closed to form the terminal base 10, and the first welding surface 5 and the second welding surface 6 are extended and arranged with respect to the contour of the terminal base 10, so as to ensure the fitting tightness between the upper base 1 and the lower base 2.

Specifically, be equipped with second welding cooperation structure between first side seat 8 and the second side seat 9, second welding cooperation structure is including constituting third welding surface 8.1 on first side seat 8 to and constitute fourth welding surface 9.1 on second side seat 9, third welding surface 8.1 and fourth welding surface 9.1 are about the vertical plane cooperation, wherein, indicate about the vertical plane cooperation that mainly with the vertical plane laminating between third welding surface 8.1 and the fourth welding surface 9.1, still have the horizontal plane between the two, and this horizontal plane mainly plays indispensable bearing effect to and some welding surface.

Specifically, the side of first side seat 8 is equipped with inserted block 8.2, the side of second side seat 9 is equipped with socket 9.2, third welding surface 8.1 is formed at the vertical face of inserted block 8.2, fourth welding surface 9.1 is formed at the vertical face of socket 9.2.

Wherein the insert block 8.2 and the socket 9.2 comprise a part as a boundary of the terminal block 10 and a part protruding outside the terminal block 10 to increase the welding surface area between the first side block 8 and the second side block 9.

As a further explanation of the second welding cooperation structure, the vertical attaching area of the first side seat 8 and the second side seat 9 is larger than the horizontal attaching area, so that the welding fixation is provided on the vertical surface, and the position stability of the upper seat 1 and the lower seat 2 is further ensured.

Specifically, the plug block 8.2 is the setting of L type, socket 9.2 and plug block 8.2 profile matching guarantee terminal seat 10 cooperation stability to improve the leakproofness of closed back terminal seat 10.

Alternatively, the plug block 8.2 and the socket 9.2 have a first portion projecting outside the terminal block 10 and a second portion at the boundary of the terminal block 10, the first portion having a greater thickness than the second portion.

In particular, the third welding surface 8.1 and the fourth welding surface 9.1 are welded by ultrasonic welding.

Specifically, third welding surface 8.1 is the step cooperation with fourth welding surface 9.1, improves the cooperation area between the two, and then guarantees welding stability.

Adopt the coil skeleton subassembly of above-mentioned embodiment one to three, constitute confined annular by upper seat 1 and lower 2 mutual closures and hold chamber 11, guarantee the guard action to the solenoid, first, two welded surface between upper skeleton position 3 and lower skeleton position 4 laminate on the horizontal plane, third, four welded surface between first side seat 8 and second side seat 9 laminate on the vertical plane, and all be the step cooperation back between the welded surface, adopt ultrasonic welding again to fix, guarantee upper seat 1 and lower 2 cooperation stability.

By pre-assembling the wire package and the wiring terminal in the upper seat 1 and the lower seat 2, the integrated assembly is realized, and the tractor is convenient to assemble.

In the above embodiment, the upper frame portion 3 is disposed coplanar with the peripheral side boundary of the lower frame portion 4, and the upper frame portion 3 is disposed coplanar with the bottom boundary of the lower frame portion 4.

The specific embodiments are only for explaining the present invention, and it is not a limitation to the present invention, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the claims of the present invention.

Claims

1. A coil framework component structure is characterized by comprising an upper seat (1) and a lower seat (2) which are used for forming a framework component,

the upper seat (1) is provided with an upper framework part (3), the lower seat (2) is provided with a lower framework part (4), and the upper framework part (3) and the lower framework part (4) are closed to form an annular cavity (11);

go up seat (1) and be equipped with first welding cooperation structure down between seat (2), first welding cooperation structure is at least including constituting first welding surface (5) at last skeleton position (3) bottom surface to and constitute second welding surface (6) inboard at skeleton position (4) down, first welding surface (5) are the step cooperation with second welding surface (6), or first welding surface (5) are the plane cooperation with second welding surface (6).

2. A coil bobbin assembly structure as claimed in claim 1, wherein: the first welding surface (5) and the second welding surface (6) are fitted with respect to the horizontal plane and fixed by ultrasonic welding.

3. A coil bobbin assembly structure as claimed in claim 1, wherein: go up the week side opening setting of skeleton position (3), just go up skeleton position (3) including interior rampart (3.1) to and stretch out upper limb wall (3.2) and lower limb wall (3.3) of going up the lower extreme in interior rampart (3.1), upper limb wall (3.2) and the bottom of lower limb wall (3.3) form first welding surface (5).

4. A coil bobbin assembly structure as claimed in claim 1, wherein: the lower frame part (4) comprises an outer ring wall (4.1) closed on the periphery of the upper frame part (3), and the upper end and the lower end of the outer ring wall (4.1) form a second welding surface (6).

5. A coil bobbin assembly structure as claimed in claim 1, wherein: the side boundary of the upper framework part (3) and the lower framework part (4) is arranged in a coplanar manner, and the bottom boundary of the upper framework part (3) and the lower framework part (4) is arranged in a coplanar manner.

6. A coil bobbin assembly structure as claimed in claim 1, wherein: the upper seat (1) is further provided with a first side seat (8), the lower seat (2) is further provided with a second side seat (9), the first side seat (8) and the second side seat (9) are closed to form a terminal seat (10), and the first welding surface (5) and the second welding surface (6) are arranged in a mode of extending relative to the outline of the terminal seat (10).

7. A coil bobbin assembly structure according to claim 6, wherein: be equipped with second welding cooperation structure between first side seat (8) and second side seat (9), second welding cooperation structure is including constituting third welding surface (8.1) on first side seat (8) to and constitute fourth welding surface (9.1) on second side seat (9), third welding surface (8.1) and fourth welding surface (9.1) are at least about the cooperation of vertical face.

8. A coil bobbin assembly structure as claimed in claim 7, wherein: the side of first side seat (8) is equipped with inserted block (8.2), the side of second side seat (9) is equipped with socket (9.2), third welding surface (8.1) are formed at least in the vertical face of inserted block (8.2), fourth welding surface (9.1) are formed at least in the vertical face of socket (9.2).

9. A coil bobbin assembly structure as claimed in claim 7, wherein: the third welding surface (8.1) and the fourth welding surface (9.1) are in stepped fit and are welded by ultrasonic waves.

10. A coil bobbin assembly structure as claimed in claim 8, wherein: the plug block (8.2) and the socket (9.2) at least partially extend out of the terminal base (10).