Thermal insulation machine head for physiotherapy instrument

By using plastic connecting blocks and heat-insulating installation parts in the far-infrared physiotherapy device, the inner plate covers the energy sheet, preventing heat convection and radiation transmission, thus solving the risk of burns caused by the rising temperature of the outer shell in the existing technology and achieving a safer heat insulation effect.

CN224331375UActive Publication Date: 2026-06-09HELING SMART MEDICAL TECHNOLOGY (CHENGDU) CO LTD +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HELING SMART MEDICAL TECHNOLOGY (CHENGDU) CO LTD
Filing Date
2025-04-08
Publication Date
2026-06-09

AI Technical Summary

Technical Problem

The heat insulation cotton of existing far-infrared physiotherapy devices cannot completely cover the four corners of the device head and the edge of the metal mesh, resulting in heat convection and heat conduction, which raises the temperature of the outer shell and poses a risk of burns.

Method used

The connecting blocks and heat-insulating installation parts are made of plastic. The inner plate covers the energy sheet and is connected to the shell through a protective net to prevent heat convection and heat radiation transfer, thereby reducing the shell temperature.

Benefits of technology

It effectively reduces the temperature of the outer casing, lowers the risk of burns to operators, and improves heat insulation performance.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model provides a heat-insulated head for a physiotherapy device, relating to the field of physiotherapy technology. The heat-insulated head includes: a housing with a treatment opening on one side; two connecting blocks symmetrically arranged on the inner wall of the housing; an inner plate installed between the two connecting blocks; an energy plate installed on the inner plate facing the treatment opening; a heat-insulating mounting component installed inside the housing and along the treatment opening; a protective net installed on the heat-insulating mounting component and sealing the treatment opening; and a connector seat installed on the side of the housing away from the treatment opening. The connecting blocks and the heat-insulating mounting component are all made of plastic. The protective net inside the heat-insulated head is installed at the treatment opening of the housing via the heat-insulating mounting component, preventing heat transfer between the protective net and the outer shell. The inner plate covers the energy plate and connects to the connecting blocks. Because the connecting blocks are made of plastic, heat transfer to the outer shell via convection and thermal radiation is greatly reduced, lowering the outer shell temperature and reducing the risk of burns to the operator.
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Description

Technical Field

[0001] This utility model relates to the field of physiotherapy technology, and in particular to a heat-insulated head for a physiotherapy device. Background Technology

[0002] During operation, the temperature of the energy plate in the far-infrared therapy device can rise to over 200℃. The current heat insulation method of my older model only adds a layer of heat insulation cotton to the outside of the inner panel. Due to the softness of the heat insulation cotton material, especially the high heat-resistant type, it is difficult to completely cover all areas inside the outer shell, especially the four corners of the head and the edges of the metal mesh, considering the combined physical properties and manufacturing and assembly processes. The heat convection generated by the heat generated by the energy plate, the heat conduction generated at the contact point between the metal mesh and the outer shell, and the heat radiation from the energy plate itself will all cause the outer shell to heat up rapidly, eventually reaching over 60~70℃. Users may easily get burned if they accidentally touch it. Utility Model Content

[0003] To solve the above-mentioned technical problems, this utility model provides a heat-insulated head for a physiotherapy device. The protective net inside the heat-insulated head is installed at the installation opening of the shell through a heat-insulating mounting component to prevent heat transfer between the protective net and the shell. The inner plate covers the energy sheet and is connected to the connecting block. Since the connecting block is made of plastic, it greatly reduces the heat transfer to the shell by convection and thermal radiation, lowers the shell temperature, and reduces the risk of burns to the operator.

[0004] The technical solution adopted in this utility model is:

[0005] A heat-insulated head for a physiotherapy device, comprising:

[0006] A housing having a treatment opening on one side;

[0007] Two connecting blocks are symmetrically arranged on the inner sidewall of the housing;

[0008] The inner plate is installed between the two connecting blocks;

[0009] An energy plate is installed on the side of the inner plate facing the treatment opening;

[0010] A heat-insulating mounting component is installed on the inner side of the housing and is disposed along the treatment opening of the housing;

[0011] A protective net is installed on the heat-insulating mounting component and seals the treatment opening;

[0012] A connector is mounted on the side of the housing away from the treatment opening;

[0013] Both the connecting block and the heat insulation mounting component are made of plastic.

[0014] Optionally, the heat insulation head further includes:

[0015] A heat insulation plate is installed on the inner side of the housing and is located on the side where the connector seat is provided;

[0016] The spacer is installed between the shell and the inner panel.

[0017] Optionally, the heat insulation head further includes:

[0018] Insulating cotton is placed on the side of the inner plate opposite to the treatment opening.

[0019] Optionally, the heat insulation head further includes:

[0020] Two connectors are symmetrically arranged on both sides of the housing;

[0021] A connecting plate is installed between the two connectors, and the connecting plate is provided with mounting holes for connection with the base.

[0022] Optionally, a mounting plate is provided on the side of the housing near the treatment opening, and a snap-fit ​​groove is provided on the heat insulation mounting component corresponding to the mounting plate.

[0023] Optionally, the base includes:

[0024] Support feet;

[0025] The lifting assembly is detachably mounted on top of the support leg;

[0026] Rotate the frame and install it on the movable end of the lifting assembly;

[0027] The mounting bracket is connected at one end to the rotating frame and is connected to the connecting plate.

[0028] Optionally, the support leg includes:

[0029] The foot frame has a mounting cylinder at its top. The inner cylinder of the mounting cylinder matches the fixed end of the lifting assembly. The top of the foot frame has multiple sliding openings, which are evenly distributed along the mounting cylinder.

[0030] A spring seat is provided for each sliding opening and is fixedly installed at one end of the foot frame near the mounting cylinder;

[0031] A rotating seat is mounted on the foot frame and located at the other end of the sliding opening; the rotating seat is provided with a through hole.

[0032] The lever is slidably mounted within the sliding opening;

[0033] A cylindrical pin is connected to the lever, with one end of the cylindrical pin inserted into the spring seat and the other end passing through the through hole and the rotating seat.

[0034] A spring is disposed between the cylindrical pin and the spring seat;

[0035] A connecting rod, one end of which is rotatably connected to the rotating seat, and a positioning hole is provided at one end of the connecting rod. When the support leg is unfolded, the cylindrical pin extends into the positioning hole.

[0036] A lower baffle, which is detachably connected to each connecting rod;

[0037] The counterweight is installed on the connecting rod;

[0038] A movable wheel is installed at the other end of the connecting rod.

[0039] Optionally, the rotating frame includes:

[0040] A rotating shaft frame is installed on top of the lifting assembly, and the end of the rotating shaft frame away from the lifting assembly has an installation opening;

[0041] A one-way damping bearing is installed on one side of the mounting opening;

[0042] A bidirectional damping bearing is installed on the other side of the mounting opening;

[0043] The rotating shaft fixing plate has one end connected to the one-way damping bearing and the two-way damping bearing, and the other end connected to the mounting bracket.

[0044] Optionally, the mounting bracket includes:

[0045] The first connecting arm has one end connected to the rotating shaft fixing plate;

[0046] A rotating assembly is connected to the other end of the first connecting arm;

[0047] A second connecting arm is connected to the rotating assembly, and the treatment mechanism is installed at the end of the second connecting arm away from the rotating assembly;

[0048] The structure of the rotating component is the same as that of the rotating shaft frame.

[0049] Compared with the prior art, the beneficial effects of this utility model are:

[0050] The protective net is installed at the installation opening of the shell through heat-insulating mounting parts to prevent heat transfer between the protective net and the shell; the inner plate covers the energy sheet and is connected to the connecting block. Since the connecting block is made of plastic, it greatly reduces the heat transfer to the shell by convection and thermal radiation, lowers the shell temperature, and reduces the risk of burns to the operator. Attached Figure Description

[0051] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0052] Figure 1 A schematic diagram of the internal structure of the heat-insulated head for a physiotherapy device.

[0053] Figure 2 A schematic diagram of the overall structure of the heat-insulated head for a physiotherapy device.

[0054] Figure 3 This is a schematic diagram of the overall structure of the physiotherapy device.

[0055] Figure 4 This is a schematic diagram of the folded-up structure of the physiotherapy device.

[0056] Figure 5 This is a structural diagram of the supporting leg.

[0057] Figure 6 This is a schematic diagram of the mounting bracket.

[0058] Figure label:

[0059] 1. Shell; 11. Treatment opening; 12. Mounting plate;

[0060] 2. Connecting block;

[0061] 3. Inner panel;

[0062] 4. Energy tablets;

[0063] 5. Thermal insulation installation components; 51. Clip-on groove;

[0064] 6. Protective netting;

[0065] 7. Connector base;

[0066] 8. Heat insulation board;

[0067] 9. Spacer;

[0068] 10. Thermal insulation cotton;

[0069] 110. Connector;

[0070] 120. Connecting plate; 121. Mounting hole;

[0071] 130. Support foot; 131. Foot frame; 132. Mounting cylinder; 133. Sliding opening; 134. Spring seat; 135. Rotating seat; 136. Through hole; 137. Paddle; 138. Cylindrical pin; 139. Spring; 1310. Connecting rod; 1311. Positioning hole; 1312. Lower baffle; 1313. Counterweight; 1314. Caster wheel;

[0072] 140. Lifting assembly;

[0073] 150. Rotating frame; 151. Shaft frame; 152. Mounting opening; 153. One-way damping bearing; 154. Two-way damping bearing; 155. Shaft fixing plate;

[0074] 160. Mounting bracket; 161. First connecting arm; 162. Rotating assembly; 163. Second connecting arm. Detailed Implementation

[0075] In the following description, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments can be modified in various ways without departing from the spirit or scope of this invention. Therefore, the drawings and description are considered exemplary in nature and not restrictive.

[0076] In the description of this utility model, it should be understood that the terms "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship commonly used when the product of this utility model is in use, or the orientation or positional relationship commonly understood by those skilled in the art. They are only used to facilitate the description of this utility model and to simplify the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0077] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.

[0078] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection, an electrical connection, or a communication connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0079] In this invention, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0080] The following disclosure provides many different embodiments or examples for implementing various structures of this invention. To simplify the disclosure, specific examples of components and arrangements are described below. These are merely examples and are not intended to limit the scope of the invention. Furthermore, reference numerals and / or letters may be repeated in different examples; such repetition is for simplification and clarity and does not in itself indicate a relationship between the various embodiments and / or arrangements discussed. In addition, examples of various specific processes and materials are provided, but those skilled in the art will recognize the application of other processes and / or the use of other materials.

[0081] The embodiments of this utility model will now be described in detail with reference to the accompanying drawings.

[0082] like Figure 1 and Figure 2As shown, this utility model embodiment provides a heat-insulated head for a physiotherapy device, including: a housing 1, two connecting blocks 2, an inner plate 3, an energy plate 4, a heat-insulating mounting component 5, a protective net 6, and a connector seat 7. The housing 1 has a treatment opening 11 on one side. The two connecting blocks 2 are symmetrically arranged on the inner wall of the housing 1. The inner plate 3 is installed between the two connecting blocks 2. The energy plate 4 is installed on the side of the inner plate 3 facing the treatment opening 11. The heat-insulating mounting component 5 is installed on the inner side of the housing 1 and is arranged along the treatment opening 11 of the housing 1. The protective net 6 is installed on the heat-insulating mounting component 5 and seals the treatment opening 11. The connector seat 7 is installed on the side of the housing 1 away from the treatment opening 11. Both the connecting blocks 2 and the heat-insulating mounting component 5 are made of plastic.

[0083] The protective net 6 is installed at the treatment opening 11 of the housing 1 via the heat-insulating mounting piece 5, preventing heat transfer between the protective net 6 and the outer shell. During use, the inner plate 3 covers the energy plate 4 and connects to the connecting block 2. Because the connecting block 2 is made of plastic, it significantly reduces heat transfer to the outer shell via convection and thermal radiation. This lowers the outer shell temperature and reduces the risk of burns to the operator.

[0084] When needed, connect the power cord to the energy plate 4 inside the housing 1 via the connector 7. Power is supplied to the energy plate 4 via the power cord, and the heat generated by the energy plate 4 is then transferred to the protective mesh 6.

[0085] In one embodiment, such as Figure 1 As shown, to further improve the heat insulation performance of the physiotherapy device, the heat-insulating head further includes: a heat insulation plate 8 and a partition block 9. The heat insulation plate 8 is installed on the inner side of the housing 1 and is located on the side where the connector seat 7 is provided. The partition block 9 is installed between the housing 1 and the inner plate 3.

[0086] In one embodiment, such as Figure 1 As shown, in order to further improve the heat insulation performance of the physiotherapy device, heat insulation cotton 10 is provided on the side of the inner plate 3 away from the treatment opening 11.

[0087] In one embodiment, such as Figure 1 As shown, in order to improve the sealing performance of the heat insulation head, a mounting plate 12 is provided on the side of the housing 1 of the heat insulation head near the treatment opening 11, and a snap-fit ​​groove 51 is provided on the heat insulation mounting component 5 corresponding to the mounting plate 12.

[0088] In one embodiment, such as Figure 1 and Figure 2 As shown, to facilitate the installation of the heat insulation mechanism on the base, the heat insulation head further includes: two connectors 110 and a connecting plate 120. The two connectors 110 are symmetrically arranged on both sides of the housing 1 and located on both sides of the treatment opening 11. The connecting plate 120 is installed between the two connectors 110, and the connecting plate 120 is provided with mounting holes 121 for connecting to the base.

[0089] To facilitate fixing the heat insulation head, a connector 110 is provided on the housing 1, and a connecting plate 120 is installed on the connector 110. The base is connected to the mounting hole 121 on the connecting plate 120.

[0090] In one embodiment, such as Figure 3 and Figure 4 As shown, the base includes: a support foot 130, a lifting assembly 140, a rotating frame 150, and a mounting bracket 160. The lifting assembly 140 is detachably mounted on the top of the support foot 130. The rotating frame 150 is mounted on the movable end of the lifting assembly 140. One end of the mounting bracket 160 is connected to the rotating frame 150, and the mounting bracket 160 is connected to the connecting plate 120.

[0091] During use, the height of the far-infrared physiotherapy device is adjusted according to the height control lifting component 140. Then, the angle between the mounting bracket 160 and the lifting component 140 is adjusted by rotating the frame 150, so that the heat-insulating head is positioned above the area requiring treatment.

[0092] In one embodiment, such as Figure 3 , Figure 4 and Figure 5 As shown, the support foot 130 includes: a foot frame 131, a spring seat 134, a rotating seat 135, a lever 137, a cylindrical pin 138, a spring 139, a connecting rod 1310, a lower baffle 1312, a counterweight 1313, and a moving wheel 1314. A mounting cylinder 132 is provided at the top of the foot frame 131. The inner cylinder of the mounting cylinder 132 matches the fixed end of the lifting assembly 140. Multiple sliding openings 133 are provided at the top of the foot frame 131, evenly distributed along the circumference of the mounting cylinder 132. A spring seat 134 is provided corresponding to each sliding opening 133 and is fixedly located at one end of the foot frame 131 near the mounting cylinder 132. The rotating seat 135 is mounted on the foot frame 131 and located at the other end of the sliding opening 133. A through hole 136 is provided on the rotating seat 135. The lever 137 is slidably mounted within the sliding opening 133. A cylindrical pin 138 is connected to a lever 137. One end of the cylindrical pin 138 is inserted into a spring seat 134, and the other end is inserted into a rotating seat 135. A spring 139 is provided to rotatably connect the cylindrical pin 138 and the rotating seat 135. One end of a connecting rod 1310 is rotatably connected to the rotating seat 135, and a positioning hole 1311 is provided at one end of the connecting rod 1310. A lower baffle 1312 is detachably connected to each connecting rod 1310. A counterweight 1313 is mounted on the connecting rod 1310. A movable wheel 1314 is mounted on the other end of the connecting rod 1310.

[0093] In use, the support leg 130 is in the extended state. The lever 137 moves the cylindrical pin 138 towards the connecting rod 1310. The cylindrical pin 138 passes through the through hole 136 on the rotating seat 135 and then extends into the positioning hole 1311 of the connecting rod 1310. At this time, the spring 139 is in its normal state. When the support leg 130 is in the supported state, the lower baffle 1312 is fixed to the connecting rod 1310 with screws. When it is necessary to retract the support leg 130, remove the screws, remove the lower baffle 1312, and then fold the support leg 130 back.

[0094] When retraction is required, the lever 137 drives the cylindrical pin 138 to move toward one side of the mounting cylinder 132. At this time, the spring 139 is in a compressed state, and the cylindrical pin 138 mounted on the lever 137 disengages from the positioning hole 1311 on the connecting rod 1310. After the cylindrical pin 138 disengages from the positioning hole 1311, the connecting rod 1310 rotates around the point where it rotates with the rotating seat 135, causing each connecting rod 1310 to retract.

[0095] In order to increase the weight of the support foot 130 and prevent the physiotherapy device from becoming top-heavy during use, a counterweight 1313 is provided on the connecting rod 1310 of the support foot 130. The counterweight 1313 increases the weight of the support foot 130, thereby improving its stability during use.

[0096] More specifically, when the far-infrared therapy device needs to be folded up, first remove the treatment mechanism from the mounting bracket 160. Then fold the mounting bracket 160 into the specified shape, then remove the lifting component 140 from the support foot 130, and finally fold up the support foot 130.

[0097] A hole is provided on the paddle 137, into which a stepped cylindrical pin 138 is interference-fitted. The other end of the cylindrical pin 138 passes through the through hole 136 of the rotating seat 135. When the spring 139 naturally extends, the paddle 137, carrying the cylindrical pin 138, is inserted into the positioning hole 1311 of the connecting rod 1310 under the action of elastic force. At this time, the connecting rod 1310 is limited by the cylindrical pin 138, allowing the foot to unfold as a whole, which is the normal use state. When the paddle 137 is turned in the opposite direction, the spring 139 is compressed, and the cylindrical pin 138 disengages from the positioning hole 1311 of the connecting rod 1310, allowing the foot to fold.

[0098] In one embodiment, such as Figure 3 , Figure 4 and Figure 6As shown, the rotating frame 150 includes: a rotating shaft frame 151, a one-way damping bearing 153, a two-way damping bearing 154, and a rotating shaft fixing plate 155. The rotating frame 150 is mounted on top of the lifting assembly 140, and has a mounting opening 152 at the end of the rotating frame 150 away from the lifting assembly 140. The one-way damping bearing 153 is mounted on one side of the mounting opening 152. The two-way damping bearing 154 is mounted on the other side of the mounting opening 152. One end of the rotating shaft fixing plate 155 is connected to the one-way damping bearing 153 and the two-way damping bearing 154, and the other end is connected to the mounting bracket 160.

[0099] A rotating frame 150 is installed between the lifting assembly 140 and the mounting bracket 160. Damping bearings are used at the rotation points of the rotating frame 150. A more efficient rotation method is achieved through a combination of a high-torque one-way damping bearing 153 and a relatively low-torque two-way damping bearing 154. In actual use, the one-way damping bearing 153 balances the torque generated by gravity in the heat insulation head and mounting bracket 160, while the two-way damping bearing 154 provides balance and stability. When the mounting bracket 160 rotates to a certain position or angle, the one-way damping bearing 153, lacking upward damping, may experience swaying due to inertia. The two-way damping bearing 154 quickly absorbs this kinetic energy, allowing the mounting bracket 160 to stabilize rapidly.

[0100] In one embodiment, such as Figure 3 , Figure 4 and Figure 6 As shown, the mounting bracket 160 includes: a first connecting arm 161, a rotating assembly 162, and a second connecting arm 163. One end of the first connecting arm 161 is connected to the rotating shaft fixing plate 155. The rotating assembly 162 is connected to the other end of the first connecting arm 161. The second connecting arm 163 is connected to the other end of the rotating assembly 162, and the treatment mechanism is mounted on the end of the second connecting arm 163 away from the rotating assembly 162. The structure of the rotating assembly 162 is the same as that of the rotating frame 150.

[0101] Because damping bearings are used at the joints of the lifting assembly 140 with the first connecting arm 161 and the second connecting arm 163, a more effortless rotation method can be achieved. At the same time, the first connecting arm 161 and the second connecting arm 163 of the entire mounting bracket 160 are integrated, avoiding hand pinching during adjustment (it should be noted that traditional support arms are equipped with connecting rods for support in order to bear weight, so during adjustment, the operator may accidentally pinch their hand in the connecting rod).

[0102] Finally, it should be noted that the above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A heat-insulated head for a physiotherapy device, characterized in that, include: A housing having a treatment opening on one side; Two connecting blocks are symmetrically arranged on the inner sidewall of the housing; The inner plate is installed between the two connecting blocks; An energy plate is installed on the side of the inner plate facing the treatment opening; A heat-insulating mounting component is installed on the inner side of the housing and is disposed along the treatment opening of the housing; A protective net is installed on the heat-insulating mounting component and seals the treatment opening; A connector is mounted on the side of the housing away from the treatment opening; Both the connecting block and the heat insulation mounting component are made of plastic.

2. The heat-insulated head for a physiotherapy device according to claim 1, characterized in that, The heat insulation head further includes: A heat insulation plate is installed on the inner side of the housing and is located on the side where the connector seat is provided; The spacer is installed between the shell and the inner panel.

3. The heat-insulated head for a physiotherapy device according to claim 1 or 2, characterized in that, The heat insulation head further includes: Insulating cotton is placed on the side of the inner plate opposite to the treatment opening.

4. The heat-insulated head for a physiotherapy device according to claim 1, characterized in that, A mounting plate is provided on the side of the housing near the treatment opening, and a snap-fit ​​groove is provided on the heat insulation mounting component corresponding to the mounting plate.

5. The heat-insulated head for a physiotherapy device according to claim 1, characterized in that, The heat insulation head further includes: Two connectors are symmetrically arranged on both sides of the housing; A connecting plate is installed between the two connectors, and the connecting plate is provided with mounting holes for connection with the base.

6. The heat-insulated head for a physiotherapy device according to claim 5, characterized in that, The base includes: Support feet; The lifting assembly is detachably mounted on top of the support leg; Rotate the frame and install it on the movable end of the lifting assembly; The mounting bracket is connected at one end to the rotating frame and is connected to the connecting plate.

7. The heat-insulated head for a physiotherapy device according to claim 6, characterized in that, The support leg includes: The foot frame has a mounting cylinder at its top. The inner cylinder of the mounting cylinder matches the fixed end of the lifting assembly. The top of the foot frame has multiple sliding openings, which are evenly distributed along the mounting cylinder. A spring seat is provided for each sliding opening and is fixedly installed at one end of the foot frame near the mounting cylinder; A rotating seat is mounted on the foot frame and located at the other end of the sliding opening; the rotating seat is provided with a through hole. The lever is slidably mounted within the sliding opening; A cylindrical pin is connected to the lever, with one end of the cylindrical pin inserted into the spring seat and the other end passing through the through hole and the rotating seat. A spring is disposed between the cylindrical pin and the spring seat; A connecting rod, one end of which is rotatably connected to the rotating seat, and a positioning hole is provided at one end of the connecting rod. When the support leg is unfolded, the cylindrical pin extends into the positioning hole. A lower baffle, which is detachably connected to each connecting rod; The counterweight is installed on the connecting rod; A movable wheel is installed at the other end of the connecting rod.

8. The heat-insulated head for a physiotherapy device according to claim 6, characterized in that, The rotating frame includes: A rotating shaft frame is installed on top of the lifting assembly, and the end of the rotating shaft frame away from the lifting assembly has an installation opening; A one-way damping bearing is installed on one side of the mounting opening; A bidirectional damping bearing is installed on the other side of the mounting opening; The rotating shaft fixing plate has one end connected to the one-way damping bearing and the two-way damping bearing, and the other end connected to the mounting bracket.

9. The heat-insulated head for a physiotherapy device according to claim 8, characterized in that, The mounting bracket includes: The first connecting arm has one end connected to the rotating shaft fixing plate; A rotating assembly is connected to the other end of the first connecting arm; A second connecting arm is connected to the rotating assembly, and a treatment mechanism is installed at the end of the second connecting arm away from the rotating assembly; The structure of the rotating component is the same as that of the rotating shaft frame.