Ultrasonic device

Abstract

The utility model discloses an ultrasonic device which comprises a body, a fixing piece, ultrasonic coupling glue and an ultrasonic head connected to the body through an output line or in a wireless mode, the fixing piece comprises a cover plate and a circumferential wall vertically connected with the circumferential direction of the cover plate, and the ultrasonic head is provided with a first clamping portion. The first clamping part is of one or more first convex structures; a second clamping part is arranged on one side, different from the cover plate, of the circumferential wall, and the second clamping part is of an annular protruding structure or one or more second protruding structures surrounding the whole circumferential wall; the inner part of the circumferential wall comprises an annular groove which is formed by being coupled with the annular bulge structure or one or more second bulge structures; and the first clamping part protrudes into the annular groove and is clamped with the second clamping part, so that the ultrasonic head is sleeved with the circumferential wall. According to the utility model, the first clamping part is clamped with the second clamping part, so that the connection between the fixing piece and the ultrasonic head is quicker.

Description

Technical Field

[0001] The utility model relates to the technical field of medical instruments, in particular to an ultrasonic device. Background Art

[0002] Existing ultrasonic devices generally include an ultrasonic head and an ultrasonic coupling glue. The ultrasonic waves generated by the ultrasonic head can act on the treatment site through the ultrasonic coupling glue in contact with the skin. The ultrasonic coupling glue is generally in liquid form and is inconvenient to clean. Alternatively, solid ultrasonic coupling glue is used, which is a large piece that fits the human body, is inconvenient to fix, and has high cost. Utility Model Content

[0003] The utility model aims to provide an ultrasonic device to solve the technical problem that the ultrasonic coupling glue of the ultrasonic device in the prior art is inconvenient to fix.

[0004] The utility model provides an ultrasonic device, comprising:

[0005] ontology;

[0006] An ultrasonic head, the output line of which is connected to the body, or the ultrasonic head is wirelessly connected to the body, and the ultrasonic head is capable of generating ultrasonic waves;

[0007] A fixing member, comprising a cover plate and a circumferential wall connected to the cover plate in a circumferential direction perpendicularly, wherein the circumferential wall is sleeved on the ultrasonic head to form a receiving space between the ultrasonic head and the cover plate, and a first through hole is provided on the cover plate, wherein the first through hole is communicated with the receiving space; and

[0008] Ultrasonic coupling glue, used for the ultrasonic wave to pass through, the ultrasonic coupling glue comprises a first connecting portion and a protruding portion, the first connecting portion is received in the receiving space and is respectively attached to the ultrasonic head and the cover plate, the protruding portion is provided on the first connecting portion and can be exposed outside the fixing member through the first through hole;

[0009] Wherein, the ultrasonic head is provided with a first clamping portion, which is one or more first protrusion structures; a second clamping portion is provided on the side of the circumferential wall different from the cover plate, and the second clamping portion is an annular protrusion structure or one or more second protrusion structures surrounding the entire circumferential wall; the interior of the circumferential wall comprises an annular groove formed by coupling with the annular protrusion structure or one or more second protrusion structures; the first clamping portion protrudes into the annular groove and is clamped with the second clamping portion, so that the circumferential wall is sleeved on the ultrasonic head;

[0010] The annular protrusion structure or one or more of the second protrusion structures are provided with a corner bent toward the inside of the circumferential wall on the circumference, and the corner guides and cooperates with one or more first protrusion structures of the first clamping portion to speed up the assembly of the fixing member and the ultrasonic head.

[0011] In the ultrasonic device as described above, the ultrasonic head comprises a second connecting portion and an ultrasonic head output portion; the ultrasonic head output portion is convexly arranged on the second connecting portion, and the first clamping portion is arranged on the peripheral side of the ultrasonic head output portion;

[0012] The second connecting portion abuts against the annular protruding structure or one or more of the second protruding structures to limit the ultrasonic head from continuing to move toward the side of the fixing member and prevent the ultrasonic coupling glue from being squeezed, deformed or crushed.

[0013] In the ultrasonic device as described above, the first clamping portion includes a plurality of the first protrusion structures, and the plurality of the first protrusion structures are evenly distributed.

[0014] The ultrasonic device as described above further comprises an ultrasonic fixing sticker fixed to the bottom of the fixing member, wherein the ultrasonic fixing sticker is provided with a second through hole, and the protrusion can be exposed outside the ultrasonic fixing sticker through the second through hole.

[0015] In the ultrasonic device as described above, a fixing portion is provided on the outer side of the fixing piece, and the fixing portion is connected to the ultrasonic fixing patch.

[0016] As described above, in the ultrasonic device, a hand-held portion is provided on the outer side of the fixing member to facilitate the user to take the fixing member.

[0017] In the ultrasonic device as described above, the ultrasonic coupling gel is in a solid gel state, including coupling gel, aqueous polymer gel or acrylic resin gel.

[0018] In the ultrasonic device as described above, the protrusion is in contact with the inner wall of the first through hole formed by the cover plate.

[0019] In the ultrasonic device as described above, the second clamping portion is one or more of the second protruding structures, and a gap between the one or more of the second protruding structures is smaller than a width of the first protruding structure.

[0020] In the ultrasonic device as described above, the body is connected to one or more ultrasonic heads.

[0021] As described above, the annular protrusion structure includes one or more missing parts, and one or more of the missing parts are arranged on a side of the annular protrusion structure away from the circumferential wall; one or more of the missing parts partially penetrate the annular protrusion structure in a direction perpendicular to the circumferential wall to facilitate the replacement of the ultrasonic coupling glue.

[0022] The ultrasonic device as described above, wherein one or more of the missing portions include a small end close to the end of the circumferential wall and a large end away from the end of the circumferential wall, so as to facilitate elastic deformation of the annular protrusion structure;

[0023] Wherein, the small end is arc-shaped to avoid breakage and further promote elastic deformation of the annular protrusion structure;

[0024] Furthermore, an arc transition is provided between each end of one or more missing portions away from the circumferential wall and both sides of the annular protruding structure to further facilitate the replacement of the ultrasonic coupling glue and avoid scratching body parts.

[0025] In the ultrasonic device as described above, the circumferential wall includes a plurality of first magnetic members evenly distributed along the circumferential direction of the circumferential wall, the ultrasonic head includes a plurality of second magnetic members evenly distributed along the circumferential direction of the ultrasonic head, and the plurality of first magnetic members and the plurality of second magnetic members cooperate with each other to ensure uniform force between the fixing member and the ultrasonic head;

[0026] Among them, a plurality of the first magnetic elements are arranged on the surface of the circumferential wall other than the horizontal end surface of the circumferential wall, and a plurality of the second magnetic elements are arranged on the surface of the ultrasonic head other than the horizontal end surface of the ultrasonic head.

[0027] Implementing the embodiments of the present utility model will have the following beneficial effects:

[0028] The ultrasonic device of the utility model, in addition to having excellent ultrasonic performance, can also realize the rapid assembly of ultrasonic coupling glue, and avoid bending of ultrasonic coupling glue during the assembly process, thereby avoiding the breakage of ultrasonic coupling glue during the subsequent use of the ultrasonic device. Specifically, the ultrasonic device includes a body, a fixing member, ultrasonic coupling glue, and an ultrasonic head connected to the body by an output line, or wirelessly connected to the body. Among them, the fixing member includes a cover plate and a circumferential wall circumferentially connected to the cover plate, and the circumferential wall is sleeved on the ultrasonic head to achieve the connection between the fixing member and the ultrasonic head, and a receiving space is formed between the ultrasonic head and the cover plate. The ultrasonic coupling glue includes a first connecting portion that is accommodated in the receiving space and is respectively attached to the ultrasonic head and the cover plate, so that the ultrasonic coupling glue can be prevented from bending when the ultrasonic coupling glue is connected to the ultrasonic head. By arranging the first connecting portion between the ultrasonic head and the cover plate, the ultrasonic coupling glue and the ultrasonic head are closely connected, so that the first connecting portion is subjected to more uniform force, avoiding or reducing stress concentration, thereby reducing the risk of ultrasonic coupling glue breaking. Furthermore, a first through hole is provided on the cover plate, and a protrusion is provided on the first connecting portion that can be exposed outside the fixing member through the first through hole, so that the protrusion can contact the skin, reduce the friction between the ultrasonic head and the skin, and enable the ultrasonic head to slide flexibly and be easy to clean. The ultrasonic wave generated by the ultrasonic head can act on the treatment site through the ultrasonic coupling glue.

[0029] The ultrasonic head of the ultrasonic device of the utility model is provided with a first clamping portion, and a second clamping portion is provided on a side of the circumferential wall different from the cover plate, and the first clamping portion is clamped with the second clamping portion, so that the circumferential wall is sleeved on the ultrasonic head, and a fast connection between the fixing part and the ultrasonic head is achieved, so that the ultrasonic coupling glue is assembled faster and the assembly efficiency is improved. The second clamping portion is provided with an angle bent toward the inside of the circumferential wall, and the angle guides and cooperates with the first clamping portion to speed up the assembly of the fixing part and the ultrasonic head. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0031] in:

[0032] Figure 1 It is a schematic structural diagram of an ultrasonic device shown in an exemplary embodiment;

[0033] Figure 2 for Figure 1 A schematic diagram of a partial structure of the ultrasonic device shown;

[0034] Figure 3 for Figure 2 Schematic diagram of the explosion structure;

[0035] Figure 4 for Figure 3 The enlarged structural diagram of the middle D part;

[0036] Figure 5 for Figure 2 A schematic diagram of the structure of an ultrasonic head in the ultrasonic device shown;

[0037] Figure 6 This is a schematic structural diagram of a fixing member shown in an exemplary embodiment;

[0038] Figure 7 The figure is a schematic structural diagram of a fixing member according to another exemplary embodiment.

[0039] Among them: 100, main body; 101, output line; 200, fixing piece; 201, cover plate; 202, circumferential wall; 203, first through hole; 204, second clamping part; 205, annular groove; 206, corner; 207, fixing part; 208, hand-held part; 209, gap; 210, missing part; 300, ultrasonic coupling glue; 301, raised part; 302, first connecting part; 400, ultrasonic head; 401, ultrasonic head output part; 402, second connecting part; 403, first clamping part; 500, ultrasonic fixing sticker; 501, second through hole. DETAILED DESCRIPTION

[0040] 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.

[0041] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0042] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0043] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0044] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0045] See also Figure 1-Figure 6 Embodiment 1 provides an ultrasonic device, comprising: a body 100; an ultrasonic head 400, an output line 101 connected to the body 100, or wirelessly connected to the body 100, and the ultrasonic head 400 can generate ultrasonic waves; a fixing member 200, comprising a cover plate 201 and a circumferential wall 202 connected to the cover plate 201 in a circumferential direction, the circumferential wall 202 is sleeved on the ultrasonic head 400 to form a receiving space between the ultrasonic head 400 and the cover plate 201, and a first through hole 203 is provided on the cover plate 201, and the first through hole 203 is connected to the receiving space; and an ultrasonic coupling glue 300 for ultrasonic transmission, the ultrasonic coupling glue 300 comprises a first connecting portion 302 and a protruding portion 301, the first connecting portion 302 is received in the receiving space and is respectively attached to the ultrasonic head 400 and the cover plate 201, and the protruding portion 301 is provided on the first connecting portion 302 and can be exposed outside the fixing member 200 through the first through hole 203. In this embodiment, the ultrasonic coupling glue 300 is made of solid coupling gel. The ultrasonic coupling glue 300 itself has a certain elasticity to improve the comfort of contact with the skin and avoid scratching the skin. At the same time, the ultrasonic coupling glue 300 has an ultrasonic head 400 that contacts the skin to reduce acoustic resistance, reduce the reflection loss of ultrasonic energy on the skin, and also play a lubricating role. It can be understood that in other embodiments, the ultrasonic coupling glue 300 can be replaced by other solid glues, including but not limited to coupling gel, water-based polymer gel, acrylic resin gel, or solid gels of other materials.

[0046] Furthermore, a first clamping portion 403 is provided on the ultrasonic head 400, and the first clamping portion 403 is one or more first protrusion structures; a second clamping portion 204 is provided on the side of the circumferential wall 202 that is different from the cover plate 201, and the second clamping portion 204 is an annular protrusion structure surrounding the entire circumferential wall 202; the interior of the circumferential wall 202 includes an annular groove 205 coupled with the annular protrusion structure; the first clamping portion 403 protrudes into the annular groove 205 and is clamped with the second clamping portion 204, so that the circumferential wall 202 is sleeved on the ultrasonic head 400; the circumference of the annular protrusion structure is provided with a corner 206 bent toward the inside of the circumferential wall 202, and the corner 206 guides and cooperates with one or more first protrusion structures of the first clamping portion 403 to speed up the assembly of the fixing member 200 and the ultrasonic head 400. The first clamping portion 403 is clamped with the second clamping portion 204 so that the circumferential wall 202 is sleeved on the ultrasonic head 400, thereby realizing a quick connection between the fixing member 200 and the ultrasonic head 400, thereby fixing the ultrasonic coupling glue 300 between the fixing member 200 and the ultrasonic head 400 more quickly, thereby improving the assembly efficiency, and the second clamping portion 204 is provided with a corner 206 bent toward the inside of the circumferential wall 202, and the corner 206 can guide the first clamping portion 403 and the second clamping portion 204 to cooperate and clamp, so as to speed up the assembly of the fixing member 200 and the ultrasonic head 400.

[0047] In summary, the implementation of the embodiment of the utility model will have the following beneficial effects: the above-mentioned ultrasonic device, in addition to having excellent ultrasonic performance, can also realize the rapid assembly of the ultrasonic coupling glue 300, and avoid the ultrasonic coupling glue 300 from bending during the assembly process, thereby avoiding the ultrasonic coupling glue 300 from breaking during the subsequent use of the ultrasonic device. Specifically, the ultrasonic device includes an ultrasonic head 400, a fixing member 200 and an ultrasonic coupling glue 300 connected to the body 100 through an output line 101 or wirelessly. Among them, the fixing member 200 includes a cover plate 201 and a circumferential wall 202 that is circumferentially and vertically connected to the cover plate 201, and the circumferential wall 202 is sleeved on the ultrasonic head 400, thereby realizing the connection between the fixing member 200 and the ultrasonic head 400, and forming a accommodating space between the ultrasonic head 400 and the cover plate 201. The ultrasonic coupling adhesive 300 includes a first connection portion 302, which is arranged in the accommodation space and attached to the ultrasonic head 400 and the cover plate 201, respectively, so that when the ultrasonic coupling adhesive 300 is connected to the ultrasonic head 400, the ultrasonic coupling adhesive 300 is prevented from bending. By arranging the first connection portion 302 between the ultrasonic head 400 and the cover plate 201, a tight connection is formed between the ultrasonic coupling adhesive 300 and the ultrasonic head 400, and the force acting on the first connection portion 302 will be more uniform, avoiding or reducing stress concentration, thereby reducing the risk of fracture of the ultrasonic coupling adhesive 300. In addition, the cover plate 201 is provided with a first through hole 203, and the first connecting portion 302 is provided with a protrusion 301. The protrusion 301 can be exposed to the outside of the fixing member 200 through the first through hole 203, so that the protrusion 301 can contact the skin, reduce the friction between the ultrasonic head 400 and the skin, and enable the ultrasonic head 400 to slide flexibly and be easy to clean, and the ultrasonic wave generated by the ultrasonic head 400 can act on the treatment site through the ultrasonic coupling glue 300.

[0048] Furthermore, the ultrasonic head 400 includes a second connection portion 402 and an ultrasonic head output portion 401; the ultrasonic head output portion 401 is convexly arranged on the second connection portion 402, and the first clamping portion 403 is arranged on the peripheral side of the ultrasonic head output portion 401; the second connection portion 402 abuts against the annular protruding structure to limit the ultrasonic head 400 from continuing to move toward the side of the fixing member 200 and prevent the ultrasonic coupling glue 300 from being squeezed, deformed or crushed. The second connection portion 402 acts as a baffle to limit the movement of the fixing member 200 toward one side of the ultrasonic head 400, thereby reducing the size of the accommodating space, causing the second connection portion 402 to deform or even be crushed.

[0049] Furthermore, the first clamping portion 403 includes a plurality of first protruding structures, which are evenly distributed. The plurality of first protruding structures are clamped with the second clamping portion 204, so that the connection between the circumferential wall 202 and the ultrasonic head 400 is more stable.

[0050] Furthermore, it also includes an ultrasonic fixing patch 500 fixed to the bottom of the fixing member 200, and the ultrasonic fixing patch 500 is provided with a second through hole 501, and the protrusion 301 can be exposed outside the ultrasonic fixing patch 500 through the second through hole 501. The ultrasonic fixing patch 500 can be attached to different parts of the human body, and the ultrasonic fixing patch 500 is attached to the part of the human body to be treated, so that the ultrasonic head 400 and the ultrasonic coupling glue 300 can be fixed on the part of the human body to be treated, which is convenient for treatment.

[0051] Furthermore, a fixing portion 207 is provided on the outer side of the fixing piece 200, and the fixing portion 207 is connected to the ultrasonic fixing patch 500, so that the connection between the ultrasonic fixing patch 500 and the fixing piece 200 is more stable, thereby avoiding falling off during the treatment process.

[0052] Furthermore, a hand-holding portion 208 is provided on the outer side of the fixing member 200 to facilitate the user to take the fixing member 200 .

[0053] Furthermore, the ultrasonic coupling gel 300 is in a solid gel state, including but not limited to coupling gel, aqueous polymer gel or acrylic resin gel.

[0054] Furthermore, the protrusion 301 fits the inner wall of the first through hole 203 formed by the cover plate 201, so that the circular shape of the protrusion 301 can be attached to the cover plate 201, and the rigidity of the protrusion 301 is improved to avoid or reduce the risk of breakage at the connection between the first connecting portion 302 and the protrusion 301.

[0055] Furthermore, the main body 100 can be connected to one or more ultrasonic heads 400, so as to treat one or more parts at the same time, thus saving treatment time.

[0056] Further, the annular protrusion structure includes one or more missing parts 210, and the one or more missing parts 210 are arranged on a side of the annular protrusion structure away from the circumferential wall 202; the one or more missing parts 210 partially penetrate the annular protrusion structure in a direction perpendicular to the circumferential wall 202, so as to facilitate the replacement of the ultrasonic coupling glue 300. The provision of the missing parts 210 can reduce the rigidity of the annular protrusion structure and enhance the elastic force of the annular protrusion structure to ensure the connection stability between the fixing member 200 and the ultrasonic head 400.

[0057] Furthermore, one or more missing portions 210 include a small end close to the end of the circumferential wall 202 and a large end away from the end of the circumferential wall 202 to facilitate elastic deformation of the annular protrusion structure; wherein the small end is arc-shaped to avoid breakage and further promote elastic deformation of the annular protrusion structure; and, an arc transition is provided between each end of the one or more missing portions 210 away from the circumferential wall 202 and both sides of the annular protrusion structure to further facilitate replacement of the ultrasonic coupling glue 300 and avoid scratching body parts.

[0058] Further, the circumferential wall 202 includes a plurality of first magnetic members evenly distributed along the circumferential direction of the circumferential wall 202, and the ultrasonic head 400 includes a plurality of second magnetic members evenly distributed along the circumferential direction of the ultrasonic head 400, and the plurality of first magnetic members and the plurality of second magnetic members cooperate with each other to ensure uniform force between the fixing member 200 and the ultrasonic head 400; wherein, the plurality of first magnetic members are arranged on the surface of the circumferential wall 202 other than the horizontal end surface of the circumferential wall 202, and the plurality of second magnetic members are arranged on the surface of the ultrasonic head 400 other than the horizontal end surface of the ultrasonic head 400. In this embodiment, the circumferential wall 202 and the ultrasonic head 400 may be respectively provided with a plurality of first magnetic members and a second magnetic member, and the plurality of first magnetic members are evenly distributed along the circumferential wall 202 to further improve the connection stability between the fixing member 200 and the ultrasonic head 400; and the plurality of second magnetic members are evenly distributed along the circumferential direction of the ultrasonic head 400 to ensure uniform force between the fixing member 200 and the ultrasonic head 400.

[0059] like Figure 7 As shown, Example 2 provides an ultrasonic device, which differs from Example 1 in that: the second clamping portion 204 is one or more second protruding structures, and the interior of the circumferential wall 202 includes an annular groove 205 coupled with the one or more second protruding structures; the first clamping portion 403 protrudes into the annular groove 205 and is clamped with the second clamping portion 204, so that the circumferential wall 202 is sleeved on the ultrasonic head 400; the circumference of the one or more second protruding structures is provided with a corner 206 bent toward the inside of the circumferential wall 202, and the corner 206 guides and cooperates with the one or more first protruding structures of the first clamping portion 403 to speed up the assembly of the fixing member 200 and the ultrasonic head 400. The first clamping portion 403 is clamped with the second clamping portion 204 so that the circumferential wall 202 is sleeved on the ultrasonic head 400, thereby realizing a quick connection between the fixing member 200 and the ultrasonic head 400, thereby fixing the ultrasonic coupling glue 300 between the fixing member 200 and the ultrasonic head 400 more quickly, thereby improving the assembly efficiency, and the second clamping portion 204 is provided with a corner 206 bent toward the inside of the circumferential wall 202, and the corner 206 can guide the first clamping portion 403 and the second clamping portion 204 to cooperate and clamp, so as to speed up the assembly of the fixing member 200 and the ultrasonic head 400.

[0060] Furthermore, the ultrasonic head 400 includes a second connection portion 402 and an ultrasonic head output portion 401; the ultrasonic head output portion 401 is convexly arranged on the second connection portion 402, and the first clamping portion 403 is arranged on the peripheral side of the ultrasonic head output portion 401; the second connection portion 402 abuts against one or more second protruding structures to limit the ultrasonic head 400 from continuing to move toward the side of the fixing member 200 and prevent the ultrasonic coupling glue 300 from being squeezed, deformed or crushed. The second connection portion 402 acts as a baffle to limit the movement of the fixing member 200 toward one side of the ultrasonic head 400, thereby reducing the size of the receiving space, causing the second connection portion 402 to be deformed or even crushed.

[0061] Furthermore, the gap 209 between one or more second protrusion structures is smaller than the width of the first protrusion structure. The second clamping portion 204 is a plurality of second protrusion structures, and the gap 209 between the plurality of second protrusion structures is smaller than the width of the first protrusion structure to prevent the first clamping portion 403 from escaping from the gap 209.

[0062] The other features of the present invention are the same as those of Embodiment 1.

[0063] The above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model.

Claims

1. An ultrasonic device, characterized in that: include: ontology; An ultrasonic head, the output line of which is connected to the body, or the ultrasonic head is wirelessly connected to the body, and the ultrasonic head is capable of generating ultrasonic waves; A fixing member, comprising a cover plate and a circumferential wall connected to the cover plate in a circumferential direction perpendicularly, wherein the circumferential wall is sleeved on the ultrasonic head to form a receiving space between the ultrasonic head and the cover plate, and a first through hole is provided on the cover plate, wherein the first through hole is communicated with the receiving space; and Ultrasonic coupling glue, used for the ultrasonic wave to pass through, the ultrasonic coupling glue comprises a first connecting portion and a protruding portion, the first connecting portion is received in the receiving space and is respectively attached to the ultrasonic head and the cover plate, the protruding portion is provided on the first connecting portion and can be exposed outside the fixing member through the first through hole; Wherein, the ultrasonic head is provided with a first clamping portion, which is one or more first protrusion structures; a second clamping portion is provided on the side of the circumferential wall different from the cover plate, and the second clamping portion is an annular protrusion structure or one or more second protrusion structures surrounding the entire circumferential wall; the interior of the circumferential wall comprises an annular groove formed by coupling with the annular protrusion structure or one or more second protrusion structures; the first clamping portion protrudes into the annular groove and is clamped with the second clamping portion, so that the circumferential wall is sleeved on the ultrasonic head; The annular protrusion structure or one or more of the second protrusion structures are provided with a corner bent toward the inside of the circumferential wall on the circumference, and the corner guides and cooperates with one or more first protrusion structures of the first clamping portion to speed up the assembly of the fixing member and the ultrasonic head.

2. The ultrasonic device according to claim 1, characterized in that The ultrasonic head comprises a second connecting portion and an ultrasonic head output portion; the ultrasonic head output portion is convexly arranged on the second connecting portion, and the first clamping portion is arranged on the peripheral side of the ultrasonic head output portion; The second connecting portion abuts against the annular protruding structure or one or more of the second protruding structures to limit the ultrasonic head from continuing to move toward the side of the fixing member and prevent the ultrasonic coupling glue from being squeezed, deformed or crushed.

3. The ultrasonic device according to claim 1, characterized in that The first clamping portion includes a plurality of the first protrusion structures, and the plurality of the first protrusion structures are evenly distributed.

4. The ultrasonic device according to claim 1, characterized in that It also includes an ultrasonic fixing sticker fixed to the bottom of the fixing piece, wherein the ultrasonic fixing sticker is provided with a second through hole, and the protrusion can be exposed outside the ultrasonic fixing sticker through the second through hole.

5. The ultrasonic device according to claim 4, characterized in that A fixing portion is provided on the outer side of the fixing piece, and the fixing portion is connected to the ultrasonic fixing patch.

6. The ultrasonic device according to claim 4, characterized in that A hand-holding portion is provided on the outer side of the fixing member so as to facilitate users to take the fixing member.

7. The ultrasonic device according to claim 1, characterized in that The ultrasonic coupling gel is in a solid gel state, including coupling gel, aqueous polymer gel or acrylic resin gel.

8. The ultrasonic device according to claim 1, characterized in that The protrusion is in contact with the inner wall of the first through hole formed by the cover plate.

9. The ultrasonic device according to claim 1, characterized in that The second clamping portion is one or more of the second protruding structures, and a gap between the one or more of the second protruding structures is smaller than a width of the first protruding structure.

10. The ultrasonic device according to claim 1, characterized in that The body is connected to one or more ultrasonic heads.

11. The ultrasonic device according to claim 1, characterized in that The annular protrusion structure includes one or more missing parts, and one or more of the missing parts are arranged on a side of the annular protrusion structure away from the circumferential wall; one or more of the missing parts partially penetrate the annular protrusion structure in a direction perpendicular to the circumferential wall to facilitate the replacement of the ultrasonic coupling glue.

12. The ultrasonic device according to claim 11, characterized in that One or more of the missing parts include a small end close to the end of the circumferential wall and a large end away from the end of the circumferential wall, so as to facilitate elastic deformation of the annular protrusion structure; Wherein, the small end is arc-shaped to avoid breakage and further promote elastic deformation of the annular protrusion structure; Furthermore, an arc transition is provided between each end of one or more missing portions away from the circumferential wall and both sides of the annular protruding structure to further facilitate the replacement of the ultrasonic coupling glue and avoid scratching body parts.

13. The ultrasonic device according to claim 1, characterized in that The circumferential wall includes a plurality of first magnetic members evenly distributed along the circumferential direction of the circumferential wall, and the ultrasonic head includes a plurality of second magnetic members evenly distributed along the circumferential direction of the ultrasonic head, and the plurality of first magnetic members and the plurality of second magnetic members cooperate with each other to ensure uniform force between the fixing member and the ultrasonic head; Among them, a plurality of the first magnetic elements are arranged on the surface of the circumferential wall other than the horizontal end surface of the circumferential wall, and a plurality of the second magnetic elements are arranged on the surface of the ultrasonic head other than the horizontal end surface of the ultrasonic head.

Images