CN218509900U

CN218509900U - Pressurizer and equipment

Info

Publication number: CN218509900U
Application number: CN202222861860.7U
Authority: CN
Inventors: 刘富强
Original assignee: Lanto Electronic Ltd
Current assignee: Lanto Electronic Ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-02-21
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a pressurizer and equipment belongs to coil module equipment technical field. The pressure maintaining device comprises a base and a pressure maintaining unit, wherein the base is used for bearing a shell of the coil module, and an opening is formed in the top end of the shell; the pressure maintaining unit comprises a supporting plate and a pressure maintaining head assembly arranged on the supporting plate, the pressure maintaining head assembly is provided with a stop surface, the pressure maintaining head assembly is configured to penetrate through the opening and abut against the coil assembly in the shell, the stop surface abuts against the top end surface of the shell, and the pressure maintaining head assembly is configured to adsorb the coil assembly. The utility model discloses a pressurizer and equipment are by the Z of configuration accurate control coil pack to installation accuracy.

Description

Pressurizer and equipment

Technical Field

The utility model relates to a coil module equipment technical field especially relates to a pressurizer and equipment.

Background

As shown in fig. 1, the coil module includes a housing 1 'and a coil assembly 2' adhered in the housing 1 ', and the Z-direction installation accuracy of the coil assembly 2' needs to be strictly controlled to avoid affecting the distance from the wireless charging transmitting terminal to the receiving terminal, and further affecting the charging efficiency. During assembly, the bottom of the coil assembly 2 ' is bonded to the bottom wall of the housing 1 ' through glue 3 ', and then the coil assembly 2 ' is pressed down by a pressure maintaining head 4 ' of the pressure maintaining device for pressure maintaining. However, the installation accuracy cannot be precisely controlled because the pressing-down distance of the pressure maintaining head 4' cannot be precisely controlled.

In order to solve the above problem, in the prior art, as shown in fig. 2, the pressure maintaining head 4 ″ is provided with a stop surface 41 ″ and the stop surface 41 ″ abuts against the upper surface of the housing 1 ″ to stop, so as to avoid the pressing distance of the pressure maintaining head 4 ″ being too large or too small, and prevent the pressure maintaining head 4 ″ from affecting the mounting accuracy of the coil assembly 2 ″. However, if the viscosity of the glue 3 ″ is low, the coil assembly 2 ″ will fall freely by gravity, which also affects the Z-mounting accuracy of the coil assembly 2 ″.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressurizer and equipment, the Z of accurate control coil pack is to the installation accuracy.

To achieve the purpose, the utility model adopts the following technical proposal:

in one aspect, there is provided a pressurizer comprising:

the base is used for bearing a shell of the coil module, and an opening is formed in the top end of the shell;

the pressure maintaining unit comprises a supporting plate and a pressure maintaining head assembly arranged on the supporting plate, wherein the pressure maintaining head assembly is provided with a stopping surface, the pressure maintaining head assembly is configured to penetrate through the opening and abut against the coil assembly in the shell, the stopping surface abuts against the top end surface of the shell, and the pressure maintaining head assembly is configured with a magnetic adsorption coil assembly.

In some possible embodiments, the pressure maintaining head assembly includes an iron core and a first coil sleeved on the iron core, a boss is disposed at an end of the iron core facing the coil assembly to form a step surface, a top surface of the step surface is used for abutting against the coil assembly, a bottom surface of the step surface forms a stop surface, and the first coil is configured to be energized.

In some possible embodiments, the boss is located in the middle of the iron core, the opening is opened in the middle of the top end of the shell, and the stop surface abuts against the top end surface around the opening.

In some possible embodiments, the iron core includes a pressing plate, one end of the pressing plate is provided with a pillar, the other end of the pressing plate is provided with a boss, the pillar is connected to one side of the pressing plate facing the base, the pillar penetrates through the supporting plate, and the first coil is sleeved on the pillar.

In some possible embodiments, the upright is disposed in the middle of the platen.

In some possible embodiments, the posts are magnetic cylinders and the pressure plate is a magnetic plate.

In some possible embodiments, the device further comprises a suction component, and the support plate and the base are mutually sucked through the suction component.

In some possible embodiments, the adsorption component includes a first armature, a second armature, and a second coil, the first armature and the second armature are respectively fixed on the support plate and the base, the second coil is sleeved on the first armature or the second armature, and the second coil is configured to be energized.

In some possible embodiments, the suction assembly is provided in plurality, and the plurality of suction assemblies are arranged around the coil module.

In some possible embodiments, the base is provided with a limiting groove, and the housing is limited in the limiting groove.

In another aspect, an assembling apparatus is provided, which includes the pressure maintaining device.

The utility model has the advantages that:

the utility model provides a pair of pressurizer and equipment, casing are placed on the base, and the back is assembled in the casing is glued, is put into the casing with coil pack to the point in the casing, and the pressurize head pushes down to support and presses on coil pack, and after standing and treating the preliminary immobilization of glue, the pressurize was ended. Through setting up the backstop face, guarantee that the backstop face supports with the top surface of casing when pressurize head subassembly pushes down and presses, improve the position precision of pressurize head subassembly, avoid producing the influence to coil pack mounted position. Through pressurize head adsorption coil assembly, prevent because the lower coil assembly of glue viscosity receives the action of gravity whereabouts, and in the adsorption process, pressurize head subassembly restricts coil assembly's top to improved coil assembly at Z to the installation accuracy, guaranteed that coil assembly's top accords with the requirement of predetermineeing to the distance on casing top surface, guaranteed the distance of wireless transmitting terminal to the receiving terminal that charges, and then guarantee the charge efficiency of product, improve the product yield.

Drawings

Fig. 1 is a schematic diagram of a first pressure maintaining head provided in the prior art for maintaining pressure on a coil assembly;

fig. 2 is a schematic diagram of a second pressure maintaining head provided in the prior art for maintaining pressure on a coil assembly;

fig. 3 is a schematic view of a pressurizer provided by an embodiment of the present invention;

fig. 4 is an exploded view of the pressurizer and the coil module according to the embodiment of the present invention;

fig. 5 is a cross-sectional view of the pressure maintaining device for maintaining pressure in the coil module according to the embodiment of the present invention;

fig. 6 is a schematic diagram of an iron core according to an embodiment of the present invention.

In the figure:

1', a shell; 2', a coil component; 3', glue; 4', a pressure maintaining head;

1 ", a housing; 2 ", a coil assembly; 3', glue; 4', a pressure retention head; 41', stop surface;

1. a base; 11. a limiting groove;

2. a pressure maintaining unit; 21. a support plate; 22. a pressure maintaining head assembly; 221. an iron core; 2211. a boss; 2212. a stop surface; 2213. pressing a plate; 2214. a column; 222. a first coil;

3. an adsorption component; 31. a first armature; 32. a second armature; 33. a second coil;

100. a coil module; 101. a housing; 102. a coil assembly.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention and the technical effects achieved by the present invention clearer, the following will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 3-5, the coil module 100 includes a housing 101 made of aluminum or the like, and a coil assembly 102 disposed in the housing 101, wherein an opening is disposed at a top end of the housing 101, the coil assembly 102 is installed into the housing 101 through the opening, and the coil assembly 102 and the housing 101 are bonded by glue, so as to improve connection stability. The embodiment provides a pressure maintaining device, which includes a base 1 and a pressure maintaining unit 2, wherein the base 1 is used for bearing a housing 101, the pressure maintaining unit 2 includes a support plate 21 and a pressure maintaining head assembly 22 installed on the support plate 21, the pressure maintaining head assembly 22 is provided with a stop surface 2212, the pressure maintaining head assembly 22 is configured to pass through an opening and abut against a coil assembly 102 in the housing 101, the stop surface 2212 abuts against a top end surface of the housing 101, and the pressure maintaining head assembly 22 is configured to adsorb the coil assembly 102. The housing 101 and the coil block 102 are disposed along the Z direction, which is a vertical direction in this embodiment.

The shell 101 is placed on the base 1, glue is dispensed in the shell 101, the coil assembly 102 is placed in the shell 101 for assembly, the pressure maintaining head is pressed down to press on the coil assembly 102, standing is carried out, and after glue is preliminarily immobilized, pressure maintaining is finished. Through setting up backstop face 2212, when pressurize head subassembly 22 pushes down, guarantee that backstop face 2212 supports with the top surface of casing 101 and presses, improve the position accuracy of pressurize head subassembly 22, avoid producing the influence to coil pack 102 mounted position. Adsorb coil pack 102 through the pressurize head, prevent because the lower coil pack 102 of glue consistency receives the action of gravity whereabouts, and in the adsorption process, pressurize head subassembly 22 limits coil pack 102's top, thereby coil pack 102 has been improved in Z to installation accuracy, the distance of having guaranteed coil pack 102's top to casing 101 top surface accords with the requirement of predetermineeing, the distance of wireless transmitting terminal to the receiving terminal of charging has been guaranteed, and then guarantee the charge efficiency of product, improve the product yield.

In one embodiment, as shown in fig. 3-5, the pressure maintaining head assembly 22 includes an iron core 221 and a first coil 222 sleeved on the iron core 221, wherein a boss 2211 is disposed at an end of the iron core 221 facing the coil assembly 102 to form a step surface, a top surface of the step surface is used for pressing against the coil assembly 102, a bottom surface of the step surface forms a stop surface 2212, and the first coil 222 is configured to be energized. When the first coil 222 is energized, the pressure holding head assembly 22 has magnetism and is arranged to magnetically attract the coil assembly 102 upward. After the hold pressure is over, the first coil 222 is de-energized, and the hold pressure head assembly 22 is separated from the coil assembly 102. Further, the magnitude of the suction force of the holding pressure head assembly 22 can be controlled by adjusting the magnitude of the current of the first coil 222.

In another embodiment, the dwelling head assembly 22 may also use a vacuum suction method to suck the coil assembly 102, for example, the dwelling head assembly 22 includes a suction cup structure (not shown in the figure), which is referred to in the prior art and is not described herein again. However, the vacuum suction method produces a large noise, and the vacuum suction type suction force is not as large as the magnetic suction type suction force. The vacuum suction type or magnetic suction type pressure maintaining head assembly 22 can be set according to actual conditions without limitation.

In one embodiment, as shown in fig. 5 and 6, the boss 2211 is located in the middle of the iron core 221, the opening is opened in the middle of the top end of the casing 101, and the stop surface 2212 abuts against the top surface around the opening, so as to ensure uniform stress between the pressure maintaining head assembly 22 and the casing 101, and further ensure uniform stress on the coil assembly 102.

In one embodiment, as shown in fig. 5 and 6, the iron core 221 includes a pressing plate 2213, one end of the pressing plate 2213 is provided with a column 2214, the other end of the pressing plate 2213 is provided with a boss 2211, the column 2214 is connected to one side of the pressing plate 2213 facing the base 1, the column 2214 is inserted into the supporting plate 21, and the column 2214 is sleeved with the first coil 222, so that the structure is simple and compact, and assembly between the iron core 221 and the supporting plate 21 is facilitated. The iron core 221 may be detachably coupled to the support plate 21 by a fastener such as a bolt. In one embodiment, the column 2214 is disposed in the middle of the pressing plate 2213, the first coil 222 is sleeved on the column 2214 to generate a magnetic attraction in the middle of the pressing plate 2213, and the magnetic attraction generated by the pressure maintaining head assembly 22 is absorbed in the middle of the coil assembly 102 to uniformly apply a force to the coil assembly 102.

In one embodiment, the columns 2214 may be, but are not limited to, magnetic cylinders, and the pressing plates 2213 may be, but are not limited to, magnetic plates, i.e., the pressure maintaining head assembly 22 can also generate magnetic attraction force to be attracted to the coil assembly 102.

In one embodiment, as shown in fig. 3-5, the pressure maintaining device further includes an adsorption component 3, the support plate 21 and the base 1 are adsorbed to each other by the adsorption component 3, and the product is maintained by the adsorption component 3. In one embodiment, the adsorption assembly 3 includes a first armature 31, a second armature 32, and a second coil 33, the first armature 31 and the second armature 32 are fixed to the support plate 21 and the base 1, respectively, the second coil 33 is sleeved on the first armature 31 or the second armature 32, and the second coil 33 is configured to be energized. For an exemplary description by taking the second coil 33 sleeved on the second armature 32 as an example, after the second coil 33 is electrified, the second armature 32 has magnetism and is mutually adsorbed with the first armature 31, so as to realize pressure maintaining; after the pressure holding is completed, the second coil 33 is de-energized, and the pressure holding unit 2 is configured to be separated from the base 1. In one embodiment, the plurality of adsorption assemblies 3 are disposed around the coil module 100, so as to improve the uniformity of the force between the pressure maintaining unit 2 and the base 1. In another embodiment, the suction assembly 3 may also be completed by vacuum suction, which is not limited.

In one embodiment, as shown in fig. 4, the base 1 is provided with a limiting groove 11, and the housing 101 is limited in the limiting groove 11, so that the installation accuracy of the coil module 100 on the base 1 is improved.

The embodiment provides an assembly equipment, including foretell pressurizer, to coil module 100 assembling process, carry out the pressurize through the pressurizer, improved coil pack 102's Z to installation accuracy, and then improved the yield of product.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A pressure maintaining device, characterized by comprising:

the coil module comprises a base (1) and a coil module, wherein the base is used for bearing a shell (101) of the coil module (100), and an opening is formed in the top end of the shell (101);

the pressure maintaining unit (2) comprises a supporting plate (21) and a pressure maintaining head assembly (22) installed on the supporting plate (21), the pressure maintaining head assembly (22) is provided with a stop surface (2212), the pressure maintaining head assembly (22) is configured to penetrate through the opening and press against the coil assembly (102) in the shell (101), and the stop surface (2212) presses against the top end surface of the shell (101);

wherein the dwell head assembly (22) is configured to magnetically attract the coil assembly (102).

2. The pressurizer of claim 1, wherein the pressure maintaining head assembly (22) comprises an iron core (221) and a first coil (222) sleeved on the iron core (221), one end of the iron core (221) facing the coil assembly (102) is provided with a boss (2211) to form a step surface, the top surface of the step surface is used for pressing against the coil assembly (102), the bottom surface of the step surface forms the stop surface (2212), and the first coil (222) is configured to be energized.

3. Pressurizer according to claim 2, characterized in that the boss (2211) is located in the middle of the iron core (221), the opening is opened in the middle of the top end of the housing (101), and the stop surface (2212) is pressed against the top end surface around the opening.

4. The pressurizer according to claim 2, wherein the iron core (221) comprises a pressing plate (2213), one end of the pressing plate (2213) is provided with a column (2214), the other end of the pressing plate is provided with the boss (2211), the column (2214) is connected to one side of the pressing plate (2213) facing the base (1), the column (2214) is arranged through the support plate (21), and the first coil (222) is sleeved on the column (2214).

5. Pressurizer according to claim 4, characterized in that the column (2214) is provided in the middle of the pressure plate (2213).

6. Pressurizer according to claim 5, characterized in that the columns (2214) are magnetic cylinders and the pressure plate (2213) is a magnetic plate.

7. The pressurizer of any of the claims 1-6, further comprising an adsorption component (3), wherein the support plate (21) and the base (1) are adsorbed to each other by the adsorption component (3).

8. Pressure-maintaining device according to claim 7, characterized in that the adsorption component (3) comprises a first armature (31), a second armature (32) and a second coil (33), the first armature (31) and the second armature (32) being fixed to the support plate (21) and the base (1), respectively, the second coil (33) being sleeved on the first armature (31) or the second armature (32), the second coil (33) being configured to be energized.

9. The pressure maintaining device according to claim 7, characterized in that the adsorption element (3) is provided in plurality, and the adsorption element (3) is provided in plurality around the coil module (100).

10. Pressurizer according to claim 7, characterized in that the base (1) is provided with a limiting groove (11), and the housing (101) is limited in the limiting groove (11).

11. An assembly apparatus, characterized by comprising the pressurizer of any of claims 1-10.