Fixing structure of intermediate frequency therapeutic apparatus

Abstract

The utility model provides a fixing structure of an intermediate frequency therapeutic apparatus, and relates to the technical field of intermediate frequency therapeutic apparatuses, the fixing structure comprises a therapeutic apparatus body, the therapeutic apparatus body comprises an upper casing, a lower casing and an electric appliance element, and the upper casing and the lower casing are connected to define an installation cavity for installing the electric appliance element; a first mounting part and / or a second mounting part used for mounting a transformer are / is arranged on the two sides of the inner surface of the lower machine shell respectively; the first mounting part comprises a plurality of connecting rings integrally connected to the inner surface of the lower machine shell, the connecting rings are distributed in a regular polygon shape, a connecting column is arranged in the center of each connecting ring, and a plurality of fixing ribs connected with the connecting rings are arranged on the outer side wall of each connecting column in the circumferential direction; the second mounting part comprises a plurality of pairs of fixing columns which are fixedly connected to the inner surface of the lower machine shell in pairs, gaps are reserved between the fixing columns, and supporting pieces flush with the fixing columns are arranged in the gaps. The pressure bearing capacity of the interior of the instrument to the transformer is improved, and the deformation resistance of the structure is optimized.

Description

Technical Field

[0001] The utility model relates to the technical field of medium frequency therapeutic instruments, in particular to a fixing structure of a medium frequency therapeutic instrument. Background Art

[0002] Medium-frequency therapeutic devices, or IF therapeutic devices, are devices that use IF current modulated by low-frequency current to treat diseases. Existing IF therapeutic devices are mostly desktop models, equipped with multiple transformers for current modulation. However, the transformers in existing IF therapeutic devices are simply installed, simply bolted to the housing with matching bolt posts. Due to the weight of the transformers, the simple bolt posts can easily deform after prolonged use due to compression, thus affecting their usability.

[0003] Therefore, the present invention proposes a fixing structure for a medium frequency therapeutic apparatus. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model proposes a fixing structure for a medium-frequency therapeutic instrument, which improves the pressure-bearing capacity of the transformer inside the instrument and optimizes the resistance of the structure to solve the problem that due to the heavy weight of the transformer, the simple bolt column is easily squeezed and deformed after long-term use, thereby affecting its use.

[0005] The technical solution of the present utility model is achieved as follows:

[0006] A fixing structure for a medium frequency therapeutic device, comprising a therapeutic device body, the therapeutic device body comprising an upper housing, a lower housing, and electrical components, the upper housing and the lower housing being connected to form a mounting cavity for mounting the electrical components; a first mounting portion and / or a second mounting portion for mounting a transformer are respectively provided on both sides of an inner surface of the lower housing;

[0007] The first mounting portion includes a plurality of connecting rings integrally connected to the inner surface of the lower housing, wherein the plurality of connecting rings are arranged in a regular polygonal shape, a connecting column is provided at the center of the connecting ring, and a plurality of fixing ribs connected to the connecting ring are provided on the outer wall of the connecting column along the circumferential direction;

[0008] The second mounting portion includes a plurality of pairs of fixing columns fixedly connected to the inner surface of the lower housing, with gaps between the fixing columns and support members flush with the fixing columns provided in the gaps.

[0009] Preferably, the support member is T-shaped.

[0010] Preferably, the lower housing is further provided with four plug-in cylinders arranged in a regular quadrilateral, a slot is provided in the center of the plug-in cylinder, and the upper housing is provided with a plug-in column plugged with the plug-in cylinder.

[0011] Preferably, the plug-in tube is gradually increased from top to bottom.

[0012] Preferably, the side walls of the plug-in tube and / or the plug-in column are provided with a plurality of evenly distributed reinforcing ribs.

[0013] Preferably, the adjacent fixing columns are integrally fixedly connected.

[0014] Preferably, a plurality of receiving members are evenly distributed on the inner side wall of the lower housing, and the inner side wall of the upper housing is provided with a clamping protrusion that is clamped and matched with the receiving members.

[0015] Preferably, a first chamfer is provided at the connection between the receiving member and the inner side wall of the lower housing, and a second chamfer is provided on the end face of the side wall of the upper housing to match and abut against the first chamfer.

[0016] Preferably, abutment members are provided between adjacent receiving members, and the abutment members are connected to the inner side wall of the lower housing, and a first chamfer is also provided at the connection point.

[0017] Compared with the prior art, the utility model has the following advantages:

[0018] With this solution, the upper and lower shells are connected to form an installation cavity for installing electrical components. For some medium-frequency therapeutic instruments, different transformers can be selected due to power issues, such as toroidal transformers or stacked transformers. The toroidal transformer can be installed on the first installation part. The integrated connecting ring and the connecting column and the fixing rib cooperate with each other to improve the anti-deformation performance of the transformer after being bolted to the connecting column. The stacked transformer can be installed on the second installation part. The second installation part is provided with a pair of fixing columns for bolt connection. In addition, the gap between the fixing columns is provided with a support to cooperate with the stacked transformer for support. In addition, the upper and lower shells can be snapped together to improve the pressure-bearing capacity of the transformer inside the instrument and optimize the resistance of the structure to solve the problem that the simple bolt column is easily deformed due to extrusion after long-term use due to the heavy weight of the transformer, thereby affecting its use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0020] Figure 1 This is a three-dimensional structural diagram of the fixed structure of a medium frequency therapeutic device of the present invention;

[0021] Figure 2 Schematic diagram of the structure of the lower casing;

[0022] Figure 3 for Figure 2 A magnified schematic diagram of point A in the middle;

[0023] Figure 4 for Figure 2 A magnified schematic diagram of point B in the middle;

[0024] Figure 5 Schematic diagram of the structure of the upper casing;

[0025] Figure 6 for Figure 5 The enlarged schematic diagram of point C in the middle;

[0026] Figure identification: 1-upper housing; 11-plug-in column; 12-reinforcing rib; 13-clamping protrusion; 14-second chamfer; 2-lower housing; 21-first mounting portion; 211-connecting ring; 212-connecting column; 213-fixing rib; 22-second mounting portion; 221-fixing column; 222-support member; 23-plug-in cylinder; 24-support member; 25-first chamfer; 26-abutment member; 3-electrical component; 31-transformer. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating positions or location relationships, are based on the positions or location relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first," "second," "third," and "fourth," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0029] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal connections between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0030] This embodiment proposes a fixing structure of a medium frequency therapeutic apparatus, such as Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 As shown, the therapeutic device includes a body, which includes an upper housing 1, a lower housing 2 and an electrical component 3. The upper housing 1 and the lower housing 2 are connected to form a mounting cavity for mounting the electrical component 3; a first mounting portion 21 and / or a second mounting portion 22 for mounting a transformer 31 are respectively provided on both sides of the inner surface of the lower housing;

[0031] The first mounting portion 21 includes a plurality of connecting rings 211 integrally connected to the inner surface of the lower housing. The connecting rings 211 are arranged in a regular polygonal shape. A connecting column 212 is provided at the center of each connecting ring 211. The outer wall of each connecting column 212 is provided with a plurality of fixing ribs 213 connected to the connecting rings 211 along the circumferential direction.

[0032] The second mounting portion 22 includes a plurality of pairs of fixing columns 221 fixedly connected to the inner surface of the lower housing. Gaps are left between the fixing columns 221 , and support members 222 flush with the fixing columns 221 are provided in the gaps.

[0033] Working principle: The upper and lower shells are connected to form an installation cavity for installing electrical components 3. For some medium frequency therapeutic instruments, different transformers 31 can be selected due to power issues, such as a toroidal transformer 31 or a stacked transformer 31. The toroidal transformer 31 can be installed on the first installation part 21. The integrated connecting ring 211 and the connecting column 212 and the fixing rib 213 cooperate with each other to improve the anti-deformation performance of the transformer 31 after being bolted to the connecting column 212. The installation of the stacked transformer 31 can be installed on the second installation part 22. The second installation part 22 is provided with a pair of fixing columns 221 for bolt connection. In addition, the gap between the fixing columns 221 is provided with a support 222 to cooperate with the stacked transformer 31 for support. In addition, the upper and lower shells can be snapped together to improve the pressure-bearing capacity of the instrument for the transformer 31 and optimize the resistance of the structure to solve the problem that the simple bolt column is easily deformed due to extrusion after long-term use due to the heavy weight of the transformer 31, thereby affecting its use.

[0034] In this embodiment, if Figure 2 and Figure 4 As shown, the support member 222 is T-shaped, has excellent supporting capacity, distributes force through multiple right angles, and provides better supporting force.

[0035] In this embodiment, if Figure 3 As shown, the lower housing 2 is also provided with four plug-in tubes 23 arranged in a regular quadrilateral, and a slot is provided in the center of the plug-in tube 23. The upper housing 1 is provided with a plug-in column 11 plugged into the plug-in tube 23, and the first layer of stable connection is performed by plugging. At the same time, the plug-in tube 23 can be used as a guide to facilitate installation.

[0036] In this embodiment, the plug-in tube 23 is gradually increased from top to bottom, and the side walls of the plug-in tube 23 and / or the plug-in column 11 are provided with a number of evenly distributed reinforcing ribs 12, which can provide better support and anti-deformation capabilities when subjected to force.

[0037] In this embodiment, the adjacent fixing columns 221 are integrally fixedly connected. Similarly to the connecting ring 211 , they are integrally formed during the injection molding of the lower housing 2 .

[0038] In this embodiment, if Figure 2 、 Figure 3 and Figure 6 As shown, a plurality of receiving parts 24 are evenly distributed on the inner side wall of the lower housing 2, and a snap-in protrusion 13 that is snap-fitted with and matched with the receiving parts 24 is provided on the inner side wall of the upper housing 1. After the connection is guided by the plug-in column, the snap-in protrusion 13 and the receiving part 24 are snap-fitted to complete the connection between the upper housing 1 and the lower housing 2.

[0039] In this embodiment, if Figure 2 、 Figure 3 and Figure 6 As shown, a first chamfer 25 is provided at the connection between the receiving member 24 and the inner side wall of the lower housing 2, and a second chamfer 14 is provided on the side wall end face of the upper housing 1 to match and abut against the first chamfer 25. The chamfers cooperate with each other to facilitate connection, and the sealing performance against water leakage is improved after connection.

[0040] In this embodiment, if Figure 3 As shown, abutment members 26 are provided between adjacent receiving members 24. The abutment members 26 are connected to the inner side wall of the lower housing 2 and a first chamfer 25 is also provided at the connection point. The abutment members 26 share the force with the receiving members 24 and prevent the upper and lower housings from easily separating due to aging, thereby further improving the stability of the overall connection.

[0041] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A fixing structure of a medium frequency therapeutic apparatus, characterized by: The therapeutic device comprises a body, the body comprising an upper housing (1), a lower housing (2) and an electrical component (3), the upper housing (1) and the lower housing (2) being connected to form a mounting cavity for mounting the electrical component (3); a first mounting portion (21) and / or a second mounting portion (22) for mounting a transformer (31) are respectively provided on both sides of the inner surface of the lower housing; The first mounting portion (21) includes a plurality of connecting rings (211) integrally connected to the inner surface of the lower housing, wherein the plurality of connecting rings (211) are arranged in a regular polygonal shape, a connecting column (212) is provided at the center of the connecting ring (211), and a plurality of fixing ribs (213) connected to the connecting ring (211) are provided on the outer wall of the connecting column (212) along the circumferential direction; The second mounting portion (22) comprises a plurality of pairs of fixing columns (221) fixedly connected to the inner surface of the lower housing, with gaps being left between the fixing columns (221) and support members (222) flush with the fixing columns (221) being provided in the gaps.

2. The fixing structure of the medium frequency therapeutic apparatus according to claim 1, characterized in that: The support member (222) is T-shaped.

3. The fixing structure of the medium frequency therapeutic apparatus according to claim 1, characterized in that: The lower housing (2) is further provided with four plug-in cylinders (23) arranged in a regular quadrilateral, a slot is provided at the center of the plug-in cylinder (23), and the upper housing (1) is provided with a plug-in column (11) plugged into the plug-in cylinder (23).

4. The fixing structure of the medium frequency therapeutic apparatus according to claim 3, characterized in that: The plug-in tube (23) is gradually increasing from top to bottom.

5. The fixing structure of the medium frequency therapeutic apparatus according to claim 3, characterized in that: The side walls of the plug-in tube (23) and / or the plug-in column (11) are provided with a plurality of evenly distributed reinforcing ribs (12).

6. The fixing structure of the medium frequency therapeutic apparatus according to claim 1, characterized in that: The adjacent fixing columns (221) are integrally fixedly connected.

7. The fixing structure of the medium frequency therapeutic apparatus according to claim 1, characterized in that: A plurality of receiving members (24) are evenly distributed on the inner side wall of the lower housing (2), and a clamping protrusion (13) that is clamped and matched with the receiving members (24) is provided on the inner side wall of the upper housing (1).

8. The fixing structure of the medium frequency therapeutic apparatus according to claim 7, characterized in that: A first chamfer (25) is provided at the connection between the receiving member (24) and the inner side wall of the lower housing (2), and a second chamfer (14) is provided on the side wall end face of the upper housing (1) to match and abut against the first chamfer (25).

9. The fixing structure of the medium frequency therapeutic apparatus according to claim 7, characterized in that: Abutment members (26) are provided between adjacent receiving members (24), and the abutment members (26) are connected to the inner side wall of the lower housing (2), and a first chamfer (25) is also provided at the connection point.

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