Power adapter assembling structure

Abstract

The utility model relates to the technical field of power adapters, and discloses a power adapter assembly structure comprising an adapter housing; the top cover is positioned above the adapter shell; the top cover is used for sealing the adapter shell; the clamping block is used for fixing the connecting frame, and the clamping block is connected with the top end of the adapter shell in an embedded mode; and a power line body is arranged on one side of the adapter shell, the bottom end of the top cover is connected with one end of a reinforcing column in a welded mode, and a filter screen is fixedly connected to the interior of the protection box. According to the power adapter assembly structure, the screws on the top cover are loosened, the dehumidification piece can be replaced independently, water vapor is prevented from making contact with the connecting plug and the circuit board, a worker installs the protection box on one side of the adapter shell through the multiple screws, and then the rubber ferrule is wound and attached to one end of the power line body. The supporting bottom block and the supporting top block are used for supporting the power line body, and the stability of connection between the power adapter and the power line is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of power adapters, in particular to an assembly structure of a power adapter. Background Art

[0002] A power adapter is a power conversion device for small portable electronic devices and electronic appliances. It is mainly composed of components such as casing, transformer, inductor, capacitor, control IC, PCB board, etc. Its working principle is to convert AC input into DC output, and it can be divided into wall-plug type and desktop type according to the connection method. It is widely used in small electronic products such as mobile phones, LCD monitors and laptops.

[0003] In the existing technology, when the mobile phone power adapter is in use, due to the unsatisfactory protection effect of the traditional power adapter, the components on the power adapter will be affected by moisture, thereby carbonizing, and it is not easy to clean, which shortens the service life of the power adapter and increases the maintenance cost. In addition, in the existing technology, when in use, the connection between the power adapter and the power cord is prone to loosening, and the assembly effect and structural stability are poor, which will affect the normal use of the power adapter. Utility Model Content

[0004] The purpose of the utility model is to provide a power adapter assembly structure to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a power adapter assembly structure, comprising:

[0006] adapter housing;

[0007] A top cover located above the adapter housing; the top cover is used to seal the adapter housing;

[0008] A card block used to fix the connection frame.

[0009] The card block is embedded in the top end of the adapter housing;

[0010] A power cord body is provided on one side of the adapter shell, one end of the reinforcing column is welded to the bottom end of the top cover, and the end of the reinforcing column away from the top cover is embedded and connected to the bottom frame, a dehumidification sheet is provided in the bottom frame, the dehumidification sheet is fitly connected to the inner wall of the bottom frame, an inner plug-in block is fixedly connected to the bottom frame, a protective box is connected to one side of the adapter shell by screws, a fixed iron sheet is welded to the inner wall of the protective box, a supporting bottom block is provided above the fixed iron sheet, one end of a compression spring is welded to the supporting bottom block, a supporting top block is embedded and connected to the top of the supporting bottom block, a rubber ring is provided between the supporting top block and the supporting bottom block, the rubber ring is fitly connected to the power cord body, and a filter is fixedly connected inside the protective box.

[0011] Preferably, the top of the adapter housing is provided with the connection frame, and the top cover is engaged and connected with the connection frame.

[0012] Preferably, a plug connector is welded to the bottom end of the adapter housing, and one end of the plug connector is penetrated and connected to a circuit board.

[0013] Preferably, the top end of the insert block is embedded in and connected to the connection frame, and the circuit board is fixedly connected to one end of the power cord body.

[0014] Preferably, the power cord body passes through and is connected to the adapter housing, one end of the compression spring away from the supporting bottom block is welded and connected to the fixed iron sheet, and a plurality of compression springs are arranged in the protective box.

[0015] Preferably, a small screw is movably connected in the clamping block, and the small screw is threadedly connected to the connection frame. A plurality of the clamping blocks are provided on the top of the adapter housing.

[0016] Preferably, a cover plate is provided on the protection box, and the cover plate is connected to the inner wall of the protection box by screws.

[0017] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0018] First, the utility model can protect and seal the inside of the adapter housing by providing a card block and a dehumidification sheet. When in use, first assemble the power adapter, and then put the assembled components into the adapter housing. There are protrusions on both sides of the dehumidification sheet. Push the dehumidification sheet so that the protrusions can fit into the grooves on the bottom frame. Install the dehumidification sheet in the bottom frame, and then the insert block is used to connect the bottom frame and the connecting frame. Push the top of the insert block to embed into the inner wall of the connecting frame so that the bottom frame is fixed to the bottom of the connecting frame. Reinforcement columns are provided on all four sides of the bottom of the top cover. The reinforcement columns are used to strengthen the firmness of the connection. After the top cover is pushed to fit into the connecting frame, the reinforcement columns are also driven to insert into the inner wall of the insert block. The staff uses a tool to twist the screws, install the top cover on the connecting frame, push the connecting frame into the top of the adapter housing, and push the card block and The slot at the top of the adapter shell is engaged, and the card block is "L" shaped, which is used to press and fix the corners of the connecting frame. Use the tool to twist the small screw clockwise again so that one end of the small screw passes through the card block and the other end is threadedly connected to the connecting frame, so that the connecting frame is installed and fixed on the adapter shell. The connecting frame is used to seal the adapter shell. Loosen the screws on the top cover, pull the top cover to separate from the connecting frame, and the dehumidification sheet can be replaced separately. Activated carbon, quicklime, silica gel and montmorillonite and other materials are arranged in the dehumidification sheet to protect the inside of the adapter shell and prevent water vapor from contacting the plug connector and the circuit board, thereby enhancing the tightness and firmness of the assembly connection of the adapter shell and improving the use effect.

[0019] Second, the utility model can support the connection of the power cord body by setting a protective box and a supporting bottom block. The protective box is set at the connection between the adapter housing and the power cord body. The protective box is used to seal and protect the connection between the adapter housing and the power cord body. The staff installs the protective box on one side of the adapter housing through multiple screws, and then wraps the rubber ferrule around one end of the power cord body. The rubber ferrule is mainly made of rubber and contains anti-corrosion materials such as polypropylene. The filter net is set in the protective box. The filter net is provided with a number of activated carbons. The filter net and the rubber ferrule provide protection for the connection of the wire body to prevent foreign substances from entering the adapter housing and reduce the impact of foreign substances. The supporting bottom block and the supporting top block are used to provide support for the power cord body. The compression spring is an elastic member, and multiple compression springs are provided to provide a buffering effect, reduce shaking, and improve the stability of the connection between the power adapter and the power cord to avoid affecting the normal use of the power adapter. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional diagram of the utility model;

[0021] Figure 2 It is a cross-sectional view of the utility model;

[0022] Figure 3This is a schematic diagram of the disassembled structure of the main adapter housing of the utility model.

[0023] Figure 4 This is a schematic diagram of the internal disassembled structure of the main protection box of the utility model.

[0024] Among them: 1. Adapter housing; 2. Power cord body; 3. Top cover; 4. Card block; 5. Connecting frame; 6. Protective box; 7. Small screws; 8. Reinforcement column; 9. Dehumidification sheet; 10. Bottom frame; 11. Insert block; 12. Plug connector; 13. Circuit board; 14. Support bottom block; 15. Filter; 16. Support top block; 17. Rubber ring; 18. Compression spring; 19. Fixed iron sheet; 20. Cover plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-4 , a power adapter assembly structure, comprising:

[0027] Adapter housing 1;

[0028] A top cover 3 is located above the adapter housing 1; the top cover 3 is used to seal the adapter housing 1;

[0029] A card block 4 for fixing the connection frame 5,

[0030] The card block 4 is embedded in the top end of the connection adapter housing 1;

[0031] A power cord body 2 is provided on one side of the adapter housing 1, and one end of a reinforcement column 8 is welded to the bottom end of the top cover 3, and the end of the reinforcement column 8 away from the top cover 3 is embedded in and connected to the bottom frame 10, and a dehumidification sheet 9 is provided in the bottom frame 10, and the dehumidification sheet 9 is fitted and connected to the inner wall of the bottom frame 10, and an inner insert block 11 is fixedly connected to the bottom frame 10, and a protective box 6 is connected to one side of the adapter housing 1 by screws, and a fixed iron sheet 19 is welded to the inner wall of the protective box 6, and a supporting bottom block 14 is provided above the fixed iron sheet 19, and one end of a compression spring 18 is welded to the supporting bottom block 14, and a supporting top block 16 is embedded and connected to the top of the supporting bottom block 14, and a rubber ring 17 is provided between the supporting top block 16 and the supporting bottom block 14, and the rubber ring 17 is fitted and connected to the power cord body 2, and a filter screen 15 is fixedly connected to the inside of the protective box 6, and by arranging the card block 4 and the dehumidification sheet 9, the inside of the adapter housing 1 can be protected and sealed. When in use, first assemble the power adapter, and then put the assembled components into the adapter housing 1. There are protrusions on both sides of the dehumidification sheet 9. Push the dehumidification sheet 9 so that the protrusions can fit into the grooves on the bottom frame 10. Install the dehumidification sheet 9 in the bottom frame 10, and the insert block 11 is used to connect the bottom frame 10 and the connecting frame 5. Push the top of the insert block 11 to embed into the inner wall of the connecting frame 5 so that the bottom frame 10 is fixed to the bottom of the connecting frame 5. Reinforcement columns 8 are provided on all four sides of the bottom of the top cover 3. The reinforcement columns 8 are used to strengthen the firmness of the connection. After pushing the top cover 3 to fit with the connecting frame 5, the reinforcement columns 8 are also driven to insert into the inner wall of the insert block 11. The staff uses a tool to twist the screws, install the top cover 3 on the connecting frame 5, push the connecting frame 5 into the top of the adapter housing 1, and push the card block 4 into the groove opened at the top of the adapter housing 1. The mouth is interlocked, the block 4 is "L" shaped, and is used to press and fix the corners of the connecting frame 5. Use the tool to twist the small screw 7 clockwise again, so that one end of the small screw 7 passes through the block 4, and the other end is threadedly connected to the connecting frame 5, so that the connecting frame 5 is installed and fixed on the adapter housing 1. The connecting frame 5 is used to seal the adapter housing 1. Loosen the screws on the top cover 3, pull the top cover 3 to separate from the connecting frame 5, and the dehumidification sheet 9 can be replaced separately. The dehumidification sheet 9 is provided with activated carbon, quicklime, silica gel and montmorillonite and other materials, which are used to protect the inside of the adapter housing 1 to prevent water vapor from contacting the plug connector 12 and the circuit board 13, thereby enhancing the tightness and firmness of the assembly connection of the adapter housing 1 and improving the use effect. By arranging the protective box 6 and the supporting bottom block 14, the wiring part of the power cord body 2 can be supported.The protective box 6 is arranged at the connection between the adapter housing 1 and the power cord body 2. The protective box 6 is used to seal and protect the connection between the adapter housing 1 and the power cord body 2. The staff installs the protective box 6 on one side of the adapter housing 1 through multiple screws, and then wraps the rubber ring 17 around one end of the power cord body 2. The rubber ring 17 is mainly made of rubber and contains anti-corrosion materials such as polypropylene. The filter screen 15 is arranged in the protective box 6. The filter screen 15 is provided with a number of activated carbons. The filter screen 15 and the rubber ring 17 provide protection for the connection between the wires to prevent foreign substances from entering the adapter housing 1 and reduce the impact of foreign substances. The support bottom block 14 and the support top block 16 are used to provide support for the power cord body 2. The compression spring 18 is an elastic member, and there are multiple compression springs 18, which provide a buffering effect, reduce shaking, and improve the stability of the connection between the power adapter and the power cord to avoid affecting the normal use of the power adapter.

[0032] Specifically, a connection frame 5 is disposed on the top of the adapter housing 1 , and the top cover 3 is engaged and connected to the connection frame 5 .

[0033] Through the above technical solution, the clamping block 4 is "L"-shaped and is used to press and fix the corners of the connecting frame 5, and the protective box 6 is used to seal and protect the connection between the adapter housing 1 and the power cord body 2.

[0034] Specifically, a plug connector 12 is welded to the bottom end of the adapter housing 1 , and a circuit board 13 is penetrated and connected to one end of the plug connector 12 .

[0035] Through the above technical solution, the dehumidification sheet 9 is provided with materials such as activated carbon, quicklime, silica gel and montmorillonite, which are used to adsorb impurities such as water vapor, thereby protecting the inside of the adapter housing 1.

[0036] Specifically, the top end of the insert block 11 is embedded in the connection frame 5 , and the circuit board 13 is fixedly connected to one end of the power line body 2 .

[0037] Through the above technical solution, the rubber ring 17 is mainly made of rubber material and contains anti-corrosion materials such as polypropylene, and a plurality of activated carbons are arranged on the filter screen 15 to protect the power cord body 2.

[0038] Specifically, the power cord body 2 penetrates and connects to the adapter housing 1 , and one end of the compression spring 18 away from the supporting bottom block 14 is welded and connected to the fixed iron sheet 19 , and a plurality of compression springs 18 are arranged in the protective box 6 .

[0039] Through the above technical solution, the support bottom block 14 and the support top block 16 are used to provide support for the power cord body 2. The compression spring 18 is an elastic member, and a plurality of compression springs 18 are provided to provide a buffering effect and enhance the stability of the support.

[0040] Specifically, a small screw 7 is movably connected in the clamping block 4 , and the small screw 7 is threadedly connected to the connecting frame 5 . A plurality of clamping blocks 4 are provided on the top of the adapter housing 1 .

[0041] Through the above technical solution, reinforcement columns 8 are provided on the four sides of the bottom of the top cover 3 , and the reinforcement columns 8 are used to strengthen the firmness of the connection. The insert block 11 is used to connect the bottom frame 10 and the connecting frame 5 .

[0042] Specifically, a cover plate 20 is provided on the protection box 6 , and the cover plate 20 is connected to the inner wall of the protection box 6 by screws.

[0043] Through the above technical solution, the small screws 7 are used to install and fix the connection frame 5 on the adapter housing 1, and the connection frame 5 is used to seal the adapter housing 1.

[0044] When in use, the staff first assembles the power adapter, and then puts the assembled components into the adapter housing 1. The dehumidification sheet 9 is provided with protrusions on both sides. The dehumidification sheet 9 is pushed so that the protrusions can fit into the grooves on the bottom frame 10. The dehumidification sheet 9 is installed in the bottom frame 10. The insert block 11 is used to connect the bottom frame 10 and the connecting frame 5. The top of the insert block 11 is pushed to embed into the inner wall of the connecting frame 5 so that the bottom frame 10 is fixed to the bottom of the connecting frame 5. The four sides of the bottom of the top cover 3 are provided with reinforcement columns 8. The reinforcement columns 8 are used to strengthen the firmness of the connection. After the top cover 3 is pushed to fit into the connecting frame 5, the reinforcement columns 8 are driven at the same time. Insert the inner wall of the insert block 11, and the staff uses a tool to twist the screws to install the top cover 3 on the connection frame 5, push the connection frame 5 into the top of the adapter housing 1, and push the card block 4 to fit with the notch opened at the top of the adapter housing 1. The card block 4 is "L" shaped and is used to press and fix the corners of the connection frame 5. Use the tool to twist the small screw 7 clockwise again, so that one end of the small screw 7 passes through the card block 4, and the other end is threadedly connected to the connection frame 5, so that the connection frame 5 is installed and fixed on the adapter housing 1. The connection frame 5 is used to seal the adapter housing 1. Loosen the screws on the top cover 3, pull the top cover 3 The dehumidification sheet 9 can be replaced separately by separating from the connection frame 5. The dehumidification sheet 9 is provided with materials such as activated carbon, quicklime, silica gel and montmorillonite, which are used to protect the inside of the adapter housing 1 to prevent water vapor from contacting the plug connector 12 and the circuit board 13, thereby enhancing the tightness and firmness of the assembly connection of the adapter housing 1 and improving the use effect. The protective box 6 is provided at the connection between the adapter housing 1 and the power cord body 2. The protective box 6 is used to seal and protect the connection between the adapter housing 1 and the power cord body 2. The staff installs the protective box 6 on one side of the adapter housing 1 through multiple screws, and then fixes the rubber ring 17 is wrapped around and fitted on one end of the power cord body 2. The rubber ring 17 is mainly made of rubber and contains anti-corrosion materials such as polypropylene. The filter screen 15 is arranged in the protective box 6. A plurality of activated carbons are arranged on the filter screen 15. The filter screen 15 and the rubber ring 17 provide protection for the connection between the wire bodies to prevent foreign matter from entering the adapter housing 1 and reduce the impact of foreign matter. The support bottom block 14 and the support top block 16 are used to provide support for the power cord body 2. The compression spring 18 is an elastic member, and a plurality of compression springs 18 are provided to provide a buffering effect, thereby improving the stability of the connection between the power adapter and the power cord.

[0045] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0046] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A power adapter assembly structure, characterized in that: include: Adapter housing (1); A top cover (3) located above the adapter housing (1); The top cover (3) is used to seal the adapter housing (1); A clamping block (4) for fixing the connection frame (5), The card block (4) is embedded in and connected to the top end of the adapter housing (1); A power cord body (2) is provided on one side of the adapter housing (1); one end of a reinforcing column (8) is welded to the bottom end of the top cover (3); the end of the reinforcing column (8) away from the top cover (3) is embedded in a bottom frame (10); a dehumidification sheet (9) is provided in the bottom frame (10); the dehumidification sheet (9) is closely connected to the inner wall of the bottom frame (10); an inner plug-in block (11) is fixedly connected to the bottom frame (10); a protective box (6) is connected to one side of the adapter housing (1) by screws; the protective box (6) 6) A fixed iron sheet (19) is welded to the inner wall, a supporting bottom block (14) is arranged above the fixed iron sheet (19), one end of a compression spring (18) is welded to the supporting bottom block (14), a supporting top block (16) is engaged with the top of the supporting bottom block (14), a rubber ring (17) is arranged between the supporting top block (16) and the supporting bottom block (14), the rubber ring (17) is closely connected to the power cord body (2), and a filter screen (15) is fixedly connected inside the protective box (6).

2. A power adapter assembly structure according to claim 1, characterized in that: The top of the adapter housing (1) is provided with the connection frame (5), and the top cover (3) is engaged and connected with the connection frame (5).

3. The power adapter assembly structure according to claim 1, characterized in that: A plug connector (12) is welded to the bottom end of the adapter housing (1), and a circuit board (13) is penetrated and connected to one end of the plug connector (12).

4. A power adapter assembly structure according to claim 3, characterized in that: The top end of the insert block (11) is embedded in and connected to the connection frame (5), and the circuit board (13) is fixedly connected to one end of the power line body (2).

5. The power adapter assembly structure according to claim 1, characterized in that: The power cord body (2) penetrates and is connected to the adapter housing (1); one end of the compression spring (18) away from the supporting bottom block (14) is welded to the fixed iron sheet (19); and a plurality of compression springs (18) are provided in the protective box (6).

6. The power adapter assembly structure according to claim 1, characterized in that: A small screw (7) is movably connected in the clamping block (4), and the small screw (7) is threadedly connected to the connection frame (5). A plurality of the clamping blocks (4) are provided on the top of the adapter housing (1).

7. The power adapter assembly structure according to claim 1, characterized in that: The protection box (6) is provided with a cover plate (20), and the cover plate (20) is connected to the inner wall of the protection box (6) by means of screws.

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