Handheld medium-wave ultraviolet therapeutic instrument

Abstract

The utility model relates to the technical field of phototherapy, and provides a hand-held medium-wave ultraviolet ray therapeutic instrument, which comprises a shell with an inner cavity, the shell is provided with a hand-held handle and a light outlet, a lamp panel for generating ultraviolet light is arranged in the inner cavity, the lamp panel is mounted in a manner of being attached to a heat dissipation block, and the heat dissipation block is arranged on the shell. The heat dissipation block is provided with heat dissipation holes penetrating through the opposite surfaces of the heat dissipation block, and the heat dissipation holes are right opposite to the lamp panel. The handheld medium-wave ultraviolet ray therapeutic instrument is small in product size, can be used by a patient at home, saves the medical cost of the patient, is convenient for a user to hold on the hand for use through the designed holding handle, and can take away heat on the lamp panel quickly through the built-in heat dissipation block, so that the influence on the service life of the lamp panel due to heat accumulation on the lamp panel is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of phototherapy, in particular to a handheld medium-wave ultraviolet therapeutic device. Background Art

[0002] Medium-wave ultraviolet therapy device is a product that converts electrical energy into ultraviolet light of the required wavelength. When the light of a specific wavelength is irradiated onto the human body, the purpose of phototherapy can be achieved.

[0003] Most of the existing medium-wave ultraviolet therapy devices are desktop machines, and can only be used in hospitals for treatment, with a long treatment cycle and high cumulative costs. In addition, as the power and performance of medium-wave ultraviolet therapy devices increase, the heat dissipation structure of existing medium-wave ultraviolet therapy devices can no longer meet the heat dissipation requirements, and lamp beads and circuits are often damaged due to overheating. Utility Model Content

[0004] The purpose of the utility model is to provide a handheld medium-wave ultraviolet therapeutic device, which can at least solve some of the defects in the prior art.

[0005] To achieve the above-mentioned purpose, the embodiment of the utility model provides the following technical solution: a handheld medium-wave ultraviolet therapeutic device, comprising a shell with an inner cavity, the shell having a gripping handle and a light outlet, a lamp board for generating ultraviolet light is provided in the inner cavity, the lamp board is installed in contact with a heat sink, the heat sink has heat dissipation holes penetrating its relative surface, and the heat dissipation holes are arranged opposite to the lamp board.

[0006] Furthermore, the heat dissipation block has a plurality of heat dissipation channels, and each of the heat dissipation channels is connected to the heat dissipation hole.

[0007] Furthermore, the heat dissipation block includes a block body and a plurality of plates arranged on the block body, each of the plates is arranged vertically and parallel to the block body, and two adjacent plates and the block body form the heat dissipation channel.

[0008] Furthermore, a circuit board is provided in the inner cavity, and the circuit board is electrically connected to the light board.

[0009] Furthermore, it also includes a filter cover that is detachably mounted on the housing, and the filter cover is provided with a filter hole for ultraviolet light to pass through.

[0010] Furthermore, the housing is provided with a mounting frame for the filter cover to be buckled, and the filter cover is snap-connected to the mounting frame.

[0011] Furthermore, a heat dissipation window is provided on the shell.

[0012] Furthermore, the heat sink block is a copper heat sink block.

[0013] Furthermore, the lamp board is provided with a mounting position that can be fixedly mounted with the shell, and the heat sink block is clamped between the lamp board and the shell.

[0014] Furthermore, the mounting position includes a plurality of screw holes, each of the screw holes is arranged at an edge of the lamp board, the shell has a threaded hole matching with each of the screw holes, and the lamp board and the shell are fixed by screws.

[0015] Compared with the prior art, the beneficial effects of the utility model are: a handheld medium-wave ultraviolet therapeutic device, the product is small in size, can be used by patients at home, saving patients' medical costs, the designed holding handle is convenient for users to hold in their hands for use, and the built-in heat dissipation block can quickly take away the heat on the lamp board, avoiding heat accumulation on the lamp board and affecting the service life of the lamp board. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of a handheld medium-wave ultraviolet therapeutic device from a first perspective provided in an embodiment of the utility model;

[0017] Figure 2 A schematic diagram of a second viewing angle of a handheld medium-wave ultraviolet therapeutic device provided by an embodiment of the utility model;

[0018] Figure 3 A schematic diagram of a heat sink and a light panel of a handheld medium-wave ultraviolet therapeutic device provided by an embodiment of the utility model from a first perspective;

[0019] Figure 4 A schematic diagram of a heat sink and a light panel of a handheld medium-wave ultraviolet therapeutic device provided by an embodiment of the utility model from a second viewing angle;

[0020] Figure 5 A schematic diagram of a filter cover of a handheld medium-wave ultraviolet therapeutic device provided by an embodiment of the utility model;

[0021] Figure 6 A schematic diagram of a handheld medium-wave ultraviolet therapeutic device provided by an embodiment of the utility model with the filter cover removed;

[0022] Figure 7 A schematic diagram of the structure in the inner cavity of a handheld medium-wave ultraviolet therapeutic device provided by an embodiment of the utility model;

[0023] In the accompanying drawings, 1-shell; 2-handle; 3-light outlet; 4-lamp board; 5-heat sink; 6-heat sink hole; 7-heat sink channel; 8-board; 9-filter cover; 10-installation frame; 11-heat sink window; 12-screw hole; 13-circuit board; 14-first switch; 15-second switch. DETAILED DESCRIPTION

[0024] 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 of 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.

[0025] See also Figures 1 to 7 The embodiment of the utility model provides a handheld medium-wave ultraviolet therapeutic device, including a housing 1 with an inner cavity, the housing 1 having a gripping handle 2 and a light outlet 3, a lamp board 4 for generating ultraviolet light is arranged in the inner cavity, the lamp board 4 is installed in contact with a heat sink 5, the heat sink 5 has a heat dissipation hole 6 penetrating its opposite surface, and the heat dissipation hole 6 is arranged opposite to the lamp board 4. In this embodiment, the product is small in size and can be used by patients at home, saving the medical costs of patients. The designed gripping handle 2 is convenient for users to hold in their hands for use, and the built-in heat dissipation block 5 can quickly take away the heat on the lamp board 4 to avoid heat accumulation on the lamp board 4 and affecting the service life of the lamp board 4. Specifically, the upper part of the gripping handle 2 is the head, and the light outlet 3 is arranged at the head. When using, turn on the switch, the lamp board 4 is powered to generate ultraviolet light, and emits through the light outlet 3. Since the handheld device is relatively small, all components need to be concentrated in the small housing 1. In particular, as the performance of the therapeutic device becomes higher and higher, the heat dissipation problem in the housing 1 becomes more and more obvious. Good heat dissipation performance can increase the service life of the lamp board 4. This embodiment uses a heat sink 5 for heat dissipation. The heat sink 5 can absorb the heat generated by the lamp board 4 and dissipate it. The designed heat dissipation holes 6 can speed up the airflow exchange and further improve the heat dissipation effect. The heat dissipation holes 6 are placed directly opposite the lamp board 4, and the heat dissipation holes 6 can be used to improve the heat dissipation efficiency of the lamp board 4. Preferably, a fan can be installed in the heat dissipation holes 6 to increase the speed of airflow exchange and further improve the heat dissipation efficiency.

[0026] As an optimization solution of the embodiment of the utility model, please refer to Figures 1 to 7, the heat dissipation block 5 includes a block and a plurality of plates 8 arranged on the block, each of the plates 8 is arranged vertically and parallel to the block, and two adjacent plates 8 and the block form the heat dissipation channel 7. Preferably, the heat dissipation block 5 includes a block and a plurality of plates 8 arranged on the block, each of the plates 8 is arranged vertically and parallel to the block, and two adjacent plates 8 and the block form the heat dissipation channel 7. In this embodiment, a heat dissipation channel 7 is designed on the heat dissipation block 5, and the heat dissipation channel 7 can be more conducive to dissipating the heat on the heat dissipation block 5. The heat dissipation channel 7 can be formed by the plate 8, and the plate 8 can be integrally formed with the block, and the material can be the same. The plate 8 can also be bonded to the block. The heat dissipation channel 7 is an air duct, and a plurality of the heat dissipation channels 7 can form a plurality of air ducts, which is more conducive to taking away heat. The air duct is connected with the heat dissipation hole 6, and the heat can be dissipated in time through the heat dissipation hole 6, thereby improving the heat dissipation efficiency.

[0027] As an optimization solution of the embodiment of the utility model, please refer to Figures 1 to 7 , a circuit board 13 is provided in the inner cavity, and the circuit board 13 is electrically connected to the lamp board 4. In the present embodiment, the circuit board 13 is mainly used to supply power to the lamp board 4. A control circuit can also be designed on the circuit board 13 as needed, and the control circuit controls the light emission of the lamp beads on the lamp board 4. The control circuit is a common circuit in the therapeutic device and will not be described in detail here. Preferably, a first switch 14 and a second switch 15 are also provided on the shell, wherein the first switch 14 corresponds to the working switch on the circuit board 13. For example, when the therapeutic device is working, pressing the first switch 14 can pause the light emission, and the light emission can continue when clicked again; the second switch 15 corresponds to the emergency switch on the circuit board 13. In case of an emergency, clicking the second switch 15 can directly terminate the light emission of the therapeutic device.

[0028] As an optimization solution of the embodiment of the utility model, please refer to Figures 1 to 7, the therapeutic device also includes a filter cover 9 detachably mounted on the housing 1, and the filter cover 9 is provided with a filter hole for ultraviolet light to pass through. In this embodiment, the filter plate is installed in the form of a detachable connection. The function of the filter plate is to control the light output area through its filter hole. It is designed in the form of a detachable connection, and the filter cover 9 with different filter holes can be replaced as needed. When designing, the size of the filter cover 9 can be fixed, and only filter holes of different sizes need to be designed. Preferably, the housing 1 has a mounting frame 10 for the filter cover 9 to snap on, and the filter cover 9 is snapped onto the mounting frame 10, and the detachable connection method is snap-on. Of course, in addition to this, other forms of detachable connection are possible, and this embodiment does not limit this. In another embodiment, the filter hole on the filter cover 9 can be designed to be a filter hole of variable size, and multiple sliding plates 8 are used to slide on the filter cover 9, and the ends of each sliding plate are enclosed to form the filter hole. At this time, the light outlet on the filter cover 9 can be fixed, and then the range of blocking the light outlet is changed by moving the sliding plate, so as to realize the enlargement and reduction of the filter hole. The adjustment of the sliding plate can be adjusted manually, and a control structure can also be designed to adjust automatically, just like the principle of sliding out and sliding back of the lens protection cover on the camera lens. This driving method is existing and will not be introduced too much here. As for the position where the sliding plate is installed, it can be on the outer surface, inner surface of the filter cover 9, or even designed in the filter cover 9, and the corresponding slideway can be designed.

[0029] As an optimization solution of the embodiment of the utility model, please refer to Figures 1 to 7 The shell is provided with a heat dissipation window 11. In this embodiment, the heat dissipation window is designed on the shell to facilitate airflow exchange.

[0030] As an optimization solution of the embodiment of the utility model, the heat sink 5 is a copper heat sink. The heat sink 5 can be a copper heat sink with high heat dissipation efficiency. The copper material is available and will not be introduced here.

[0031] As an optimization solution of the embodiment of the utility model, please refer to Figures 1 to 7 , the lamp board 4 is provided with a mounting position that can be fixedly installed with the shell 1, and the heat sink block 5 is clamped between the lamp board 4 and the shell 1. In this embodiment, a mounting position is designed on the lamp board 4 to facilitate its fixation on the shell 1, and the heat sink block 5 is installed on the lamp board 4, so that the heat sink block 5 can be fixed on the shell 1 by the lamp board 4, thereby realizing the stable installation of the heat sink block 5. Preferably, the mounting position includes a plurality of screw holes 12, each of the screw holes 12 is provided at the edge of the lamp board 4, and the shell 1 has a threaded hole that matches each of the screw holes 12, and the lamp board 4 is fixed to the shell 1 by screws. The installation method can be screw installation, of course, in addition to this, other existing forms are also possible, such as snap-on.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A handheld medium-wave ultraviolet therapeutic device, comprising a housing having an inner cavity, characterized in that: The shell has a gripping handle and a light outlet. A lamp board for generating ultraviolet light is arranged in the inner cavity. The lamp board is installed in contact with a heat sink. The heat sink has heat dissipation holes penetrating through its opposite surface. The heat dissipation holes are arranged opposite to the lamp board.

2. A handheld medium-wave ultraviolet therapeutic device as claimed in claim 1, characterized in that: The heat dissipation block has a plurality of heat dissipation channels, and each of the heat dissipation channels is connected to the heat dissipation hole.

3. A handheld medium-wave ultraviolet therapeutic device as claimed in claim 2, characterized in that: The heat dissipation block comprises a block body and a plurality of plates arranged on the block body, each of the plates is arranged vertically and parallel to the block body, and two adjacent plates and the block body form the heat dissipation channel.

4. A handheld medium-wave ultraviolet therapeutic device as claimed in claim 1, characterized in that: A circuit board is arranged in the inner cavity, and the circuit board is electrically connected to the light board.

5. A handheld medium-wave ultraviolet therapeutic device as claimed in claim 1, characterized in that: It also comprises a filter cover which is detachably mounted on the housing, and the filter cover is provided with a filter hole for ultraviolet light to pass through.

6. A handheld medium-wave ultraviolet therapeutic device as claimed in claim 5, characterized in that: The housing is provided with a mounting frame for the filter cover to be buckled, and the filter cover is snap-connected to the mounting frame.

7. A handheld medium-wave ultraviolet therapeutic device as claimed in claim 1, characterized in that: The shell is provided with a heat dissipation window.

8. A handheld medium-wave ultraviolet therapeutic device as claimed in claim 1, characterized in that: The heat sink block is a copper heat sink block.

9. A handheld medium-wave ultraviolet therapeutic device as claimed in claim 1, characterized in that: The lamp board is provided with a mounting position which can be fixedly mounted with the shell, and the heat sink block is clamped between the lamp board and the shell.

10. A handheld medium-wave ultraviolet therapeutic device as claimed in claim 9, characterized in that: The mounting position includes a plurality of screw holes, each of which is arranged at the edge of the lamp panel, the shell has a threaded hole matched with each of the screw holes, and the lamp panel and the shell are fixed by screws.

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