Output grounding connection structure and ultrasonic therapeutic apparatus

Abstract

The utility model discloses an output grounding connection structure and an ultrasonic therapeutic apparatus, and relates to the technical field of the ultrasonic therapeutic apparatus, the output grounding connection structure comprises a transmission lead, two grounding sheets and a grounding cable, each grounding sheet is provided with a clamping part, the two grounding sheets are detachably connected, and the grounding cable is connected with the transmission lead. The two clamping parts enclose the connecting end of the transmission wire and clamp and limit the connecting end of the transmission wire, and the grounding piece is electrically conducted with the transmission wire; the connecting end of the grounding cable is electrically connected with one grounding sheet; according to the utility model, by arranging the two detachable grounding sheets and the clamping part, the contact area between the grounding sheets and the connecting end of the transmission wire is increased, the more stable mechanical connection between the grounding sheets and the transmission wire is realized, and the stability of the connection between the grounding sheets and the transmission wire is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of ultrasonic therapeutic instrument, especially output ground connection structure and ultrasonic therapeutic instrument. BACKGROUND

[0002] In the medical equipment field, as a non-invasive treatment method, the ultrasonic therapeutic instrument has been widely used in various treatment scenes. The core components of the ultrasonic therapeutic instrument include an ultrasonic power generator main body and a receiving handle. The ultrasonic power output is realized through transmission wires and the circuit boards of the ultrasonic power generator main body and the receiving handle. However, during the transmission process, the transmission wires will generate some interference signals, which will affect the stability and safety of the ultrasonic therapeutic instrument. SUMMARY

[0003] The main purpose of the utility model is to provide an output ground connection structure and an ultrasonic therapeutic instrument, which aims to provide a connection structure that facilitates the connection of transmission wires and ground cables.

[0004] To achieve the above-mentioned purpose, the output ground connection structure provided by the utility model comprises:

[0005] Transmission wires;

[0006] Two grounding sheets, each of which has a clamping part, and the two grounding sheets are detachably connected. The two clamping parts enclose the connection end of the transmission wires and clamp and limit the connection end of the transmission wires. The grounding sheets are electrically connected to the transmission wires; and

[0007] A ground cable, the connection end of which is electrically connected to the grounding sheet.

[0008] In an embodiment, each clamping part is provided with an arc groove, and the groove wall of the arc groove is in abutment with the outer peripheral wall of the connection end of the transmission wires.

[0009] In an embodiment, the clamping part comprises a first arc-shaped claw and a second arc-shaped claw. The output ground connection structure comprises a circuit board, which is formed with a connecting column. The connection end of the transmission wires comprises a connecting section and a nut connected in sequence, and the nut is screwed with the connecting column. The two first arc-shaped claws enclose the connecting section and clamp and limit the connecting section. The two second arc-shaped claws enclose part of the structure of the connecting column and clamp and limit the connecting column. The nut is located between the first arc-shaped claw and the second arc-shaped claw.

[0010] In an embodiment, the first arc-shaped claw and the second arc-shaped claw enclose a clearance groove, and the nut is contained in the clearance groove.

[0011] In an embodiment, the output ground connection structure comprises a fastener, the fastener is threaded through the connecting end of the ground cable and the two ground sheets.

[0012] In an embodiment, the fastener has a compression gasket, the connecting end of the ground cable is located between the compression gasket and the ground sheet.

[0013] In an embodiment, the ground sheet has a flat section, the flat section is provided with a threaded hole, the connecting end of the ground cable has a connecting ring, the fastener is screwed through the connecting ring and the threaded hole.

[0014] In an embodiment, the output ground connection structure comprises a fool-proof protrusion, the fool-proof protrusion is arranged on one side of the ground sheet perpendicular to the extension direction of the clamping portion.

[0015] In an embodiment, the output ground connection structure comprises two transmission wires, both sides of each ground sheet are provided with the clamping portion, and each two clamping portions clamp and limit the connecting end of a transmission wire.

[0016] The utility model also proposes a kind of ultrasonic therapeutic instrument, including the output ground connection structure described in any one of the above, ultrasonic power generator main body and receiving handle, the ultrasonic power generator main body is electrically connected with one end of the transmission wire;The receiving handle is electrically connected with the end of the transmission wire away from the ultrasonic power generator main body.

[0017] In the utility model technical scheme, the connecting end of transmission wire is enclosed by the clamping portion of two ground sheets, and two ground sheets are connected, so that the connecting end of transmission wire is clamped by two clamping portions, the connection between ground sheet and transmission wire is realized, ground cable is electrically connected with ground sheet, and interference signal generated by transmission wire is transmitted to ground cable by ground sheet, to realize reducing interference signal generated by transmission wire;Two clamping portions are arranged to increase the contact area between ground sheet and the connecting end of transmission wire, realize more stable mechanical connection between ground sheet and transmission wire, reduce connection loosening caused by vibration or external force, improve the stability of ground sheet and transmission wire connection, also help to improve electrical conductivity, ensure that electromagnetic interference can be effectively conducted from transmission wire to ground sheet. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the drawings needed to be used in the embodiment or prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can obtain other drawings from the structures shown in these drawings without creating labor.

[0019] Figure 1 A structure schematic view of an embodiment of the output grounding connection structure is provided in the utility model.

[0020] Figure 2 An explosion structure view of an embodiment of the output grounding connection structure is provided in the utility model.

[0021] Figure 3 A sectional view of an embodiment of the output grounding connection structure is provided in the utility model.

[0022] Figure 4 A sectional view of another embodiment of the output grounding connection structure is provided in the utility model.

[0023] Figure 5 A structure schematic view of an embodiment of the grounding sheet is provided in the utility model.

[0024] Explanation of the attached drawings:

[0025] 100, output grounding connection structure; 1, transmission wire; 11, connecting section; 12, nut; 2, grounding sheet; 21, clamping part; 211, first arc-shaped claw; 212, second arc-shaped claw; 22, arc-shaped groove; 23, avoiding groove; 24, straight section; 241, screw hole; 25, foolproof convex part; 3, grounding cable; 31, connecting ring; 4, circuit board; 41, connecting column; 5, fastener; 51, compression gasket.

[0026] The implementation, functional features and advantages of the utility model will be further described with reference to the attached drawings in combination with embodiments. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below in combination with the attached drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] It should be noted that if the embodiments of the utility model involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement condition, etc. between components in a certain specific posture, and if the specific posture changes, the directional indications also change accordingly.

[0029] In addition, if the description of "first", "second" and the like is involved in the embodiments of the utility model, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the same or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one of the features. In addition, if "and / or" or "and / or" appears throughout the text, its meaning includes three parallel schemes. For example, "A and / or B" includes A scheme, or B scheme, or A and B scheme. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0030] The utility model provides a kind of output ground connection structure 100.

[0031] Please refer to Figures 1 to 5 In an embodiment of the utility model, the output ground connection structure 100 is used for ultrasonic therapeutic instrument, and the ultrasonic power output ground connection structure 100 includes transmission wire 1, two ground sheets 2 and ground cable 3, each ground sheet 2 has clamping portion 21, two ground sheets 2 are detachably connected, two clamping portions 21 enclose the connecting end of transmission wire 1 and clamping limit the connecting end of transmission wire 1, and ground sheet 2 is electrically conducted with transmission wire 1;The connecting end of ground cable 3 is electrically connected with ground sheet 2.

[0032] In the technical scheme of the utility model, the clamping portions 21 of the two grounding sheets 2 enclose the connecting end of the transmission conductor 1, and the two grounding sheets 2 are connected, so that the two clamping portions 21 clamp the connecting end of the transmission conductor 1, the connection between the grounding sheet 2 and the transmission conductor 1 is realized, the grounding cable 3 is electrically connected with the grounding sheet 2, the interference signal generated by the transmission conductor 1 is transmitted to the grounding cable 3 through the grounding sheet 2, so that the interference signal generated by the transmission conductor 1 is reduced; two clamping portions 21 are arranged to increase the contact area between the grounding sheet 2 and the connecting end of the transmission conductor 1, realize more stable mechanical connection between the grounding sheet 2 and the transmission conductor 1, reduce the connection loosening caused by vibration or external force, improve the stability of the connection between the grounding sheet 2 and the transmission conductor 1, also help to improve the electrical conductivity, and ensure that electromagnetic interference can be effectively conducted from the transmission conductor 1 to the grounding sheet 2; the two grounding sheets 2 are detachably connected, which can be connected by screws or can be connected by buckles and clamping grooves arranged on the two grounding sheets 2, and the utility model does not limit this; the clamping portion 21 can be an arc-shaped clamping jaw or a C-shaped clamp, and the utility model does not limit this; the grounding sheet 2 is usually made of metal material with good conductivity, and the connecting end of the transmission conductor 1 also has conductivity, so that the two clamping portions 21 clamp the connecting end to realize the electrical conductivity between the grounding sheet 2 and the transmission conductor 1; the connecting end of the grounding cable 3 is electrically connected with the grounding sheet 2, which can be directly welded to the corresponding contact point of the grounding sheet 2 or fixed on the grounding sheet 2 by mechanical pressure, and the utility model does not limit this. Since the two grounding sheets 2 are in direct contact, the connecting end of the grounding cable 3 is electrically connected with the grounding sheet 2, which can be electrically connected between any one of the two grounding sheets 2 in structure. In some embodiments, the grounding cable 3 can also be electrically connected with the two grounding sheets 2 respectively.

[0033] To adapt to the connecting end of the transmission conductor 1 of different sizes, please refer to Figure 1 、 Figure 2 、 Figure 4 and Figure 5 In an embodiment of the utility model, each clamping portion 21 is provided with an arc groove 22, and the groove wall of the arc groove 22 abuts against the outer peripheral wall of the connecting end of the transmission conductor 1. The arc groove 22 of the clamping portion 21 can match the shape of the outer peripheral wall of the connecting end of the transmission conductor 1, maximize the contact area between the clamping portion 21 and the transmission conductor 1, so that the grounding sheet 2 tightly surrounds the transmission conductor 1, provides stable clamping and electrical connection, the groove wall of the arc groove 22 abuts against the outer peripheral wall of the connecting end of the transmission conductor 1, and good physical contact between the two is ensured; the design of the arc groove 22 can adapt to the connecting end of the transmission conductor 1 of different sizes, improve the adaptability and flexibility of the output grounding connection structure 100 and help to reduce local stress concentration and prolong the service life of the grounding sheet 2.

[0034] Please refer toFigure 1 、 Figure 2 and Figure 5 In an embodiment of the utility model, the clamping part 21 includes first arc claw 211 and second arc claw 212, the output ground connection structure 100 includes circuit board 4, the circuit board 4 is formed with connecting post 41, the connecting end of transmission wire 1 includes the connecting section 11 and nut 12 connected in proper order, the nut 12 is screwed with connecting post 41, two first arc claw 211 enclose connecting section 11 and hold the connecting section 11 limit, two second arc claw 212 enclose the part of structure of connecting post 41 and hold the connecting post 41 limit, the nut 12 is located between first arc claw 211 and second arc claw 212. Circuit board 4 is formed with connecting post 41, and connecting post 41 is used to establish mechanical and electrical connection with the connecting end of transmission wire 1, and the connecting end of transmission wire 1 includes the connecting section 11 and nut 12 connected in proper order, allows transmission wire 1 to be screwed with the connecting post 41 on circuit board 4 through nut 12, one side of each ground sheet 2 is formed with first arc claw 211 and second arc claw 212 at intervals, is used to enclose and hold the connecting section 11 of transmission wire 1 and the connecting post 41 on circuit board 4, and first arc claw 211 and second arc claw 212 are set up respectively to adapt connecting section 11 and connecting post 41, realize that ground sheet 2 is connected with transmission wire 1 and connecting post 41 respectively, provide stable mechanical support and electrical connection for ground sheet 2, first arc claw 211 and second arc claw 212 enclose the connecting section 11 of transmission wire 1 and the connecting post 41 on circuit board 4 respectively, and the nut 12 is located between two arc claws, ensure that ground sheet 2 is electrically connected with transmission wire 1, through the screwing of nut 12 and connecting post 41, and the enclosure of arc claw and the connecting section 11 of transmission wire 1 and the connecting post 41 on circuit board 4, realize stable electrical connection, improve the reliability of overall connection, also simplify the installation process, only need to enclose the connecting end of transmission wire 1 and the connecting post 41 on circuit board 4 by arc claw, and can be fixed by tightening nut 12, by improving the contact area between ground sheet 2 and transmission wire 1, effectively reduce electromagnetic interference.

[0035] Please refer to Figure 1 、 Figure 2 and Figure 5In an embodiment of the present application, the first arc-shaped claw 211 and the second arc-shaped claw 212 form an avoidance groove 23, and the nut 12 is contained in the avoidance groove 23. The first arc-shaped claw 211 and the second arc-shaped claw 212 form the avoidance groove 23 for containing the nut 12, allowing the nut 12 to have a fixed position between the grounding sheets 2, while providing operation space; the avoidance groove 23 allows the user to easily twist the nut 12 when disassembling and assembling the two grounding sheets 2, without worrying about interference between the nut 12 and other parts of the grounding sheet 2, simplifying the disassembly and assembly process of the grounding sheet 2, and the user can more easily tighten or loosen the nut 12; the avoidance groove 23 provides sufficient space to operate the nut 12, improves the assembly and maintenance efficiency of the grounding connection structure, and ensures that the nut 12 is not subjected to unnecessary external force when tightened, reducing the risk of structural damage due to improper operation.

[0036] Please refer to Figure 1 In an embodiment, the first arc-shaped claw 211 and the second arc-shaped claw 212 are both provided with the arc groove 22, the avoidance groove 23 is located between the first arc-shaped claw 211 and the second arc-shaped claw 212, and the nut 12 is contained in the avoidance groove 23; two first arc-shaped claws 211 enclose the connecting section 11 and clamp and limit the connecting section 11, and the groove walls of the two arc grooves 22 of the two first arc-shaped claws 211 abut against the outer peripheral wall of the connecting section 11; two second arc-shaped claws 212 enclose part of the structure of the connecting column 41 and clamp and limit the connecting column 41, and the groove walls of the two arc grooves 22 of the two first arc-shaped claws 211 abut against part of the structure of the outer peripheral wall of the connecting column 41. The design of the first arc-shaped claw 211 and the second arc-shaped claw 212 provides a flexible and stable clamping mechanism for fixing the connecting section 11 and part of the structure of the connecting column 41, the arc groove 22 is provided on the first arc-shaped claw 211 and the second arc-shaped claw 212, the groove wall of the arc groove 22 abuts against the outer peripheral wall of the connecting section 11 and the connecting column 41, providing accurate positioning and clamping; the avoidance groove 23 is located between the first arc-shaped claw 211 and the second arc-shaped claw 212, providing a containing space for the nut 12, while also allowing necessary adjustments during the assembly and disassembly process; the design of the arc groove 22 and the avoidance groove 23 allows the grounding sheet 2 to be more accurately aligned during installation, ensuring the stability of the connecting section 11 and the connecting column 41 after installation, preventing accidental displacement or falling, and improving the accuracy and reliability of the connection.

[0037] Please refer to Figure 2 and Figure 5In an embodiment of the present application, the output ground connection structure 100 comprises a fastener 5, the fastener 5 is arranged in the connecting end of the ground cable 3 and the two ground sheets 2. The fastener 5 is arranged in the connecting end of the ground cable 3 and the ground sheet 2, which is used to fasten the two, to ensure the stability of electrical and mechanical connection; through the use of the fastener 5, the reliability of the ground connection can be improved, and the problem of loose connection caused by poor contact or vibration can be reduced; the design of the fastener 5 makes the installation and maintenance of the ground cable 3 more convenient, and facilitates quick disassembly and reinstallation; the fastener 5 can be a bolt or a screw, and the present application does not limit this, when the bolt or screw is used to connect the ground cable 3 and the two ground sheets 2, it can be tightened to increase the clamping force of the two clamping parts 21 on the connecting end of the transmission conductor 1, and further improve the connection stability between the two.

[0038] Specifically, please refer to Figure 1 and Figure 2 In an embodiment of the present application, the fastener 5 has a compression gasket 51, and the connecting end of the ground cable 3 is located between the compression gasket 51 and the ground sheet 2. The compression gasket 51 on the fastener 5 is used to provide uniform pressure between the connecting end of the ground cable 3 and the ground sheet 2, to ensure good electrical contact between the two; the connecting end of the ground cable 3 is placed between the compression gasket 51 and the ground sheet 2, which helps to protect the connecting end and ensure the close contact between it and the ground sheet 2; the compression gasket 51 can prevent the ground cable 3 from loosening due to external force or vibration, and enhance the stability of the entire ground connection structure.

[0039] Further, please refer to Figure 2 and Figure 3 In an embodiment of the present application, the ground sheet 2 has a flat section 24, the flat section 24 is provided with a threaded hole 241, the connecting end of the ground cable 3 has a connecting ring 31, and the fastener 5 is screwed through the connecting ring 31 and the threaded hole 241. The ground sheet 2 has a flat section 24, which is provided with a threaded hole 241, which is used for screwing and fixing the fastener 5 and the connecting end of the ground cable 3, and the connecting end of the ground cable 3 is designed with a connecting ring 31, which allows the fastener 5 to pass through and be fixed, and the fastener 5 is screwed through the connecting ring 31 and the threaded hole 241 to realize the mechanical connection between the ground cable 3 and the ground sheet 2; the flat section 24 and the compression gasket 51 are designed to have good contact, which ensures the stability and tightness of the electrical connection; through the cooperation of the threaded hole 241 and the connecting ring 31, the fastener 5 can stably fix the ground cable 3, and reduce the loosening caused by vibration or external force; the design of the connecting ring 31 reduces the stress concentration of the ground cable 3 during the connection process, prolonging the service life of the cable.

[0040] To avoid misplacing the ground sheet 2, please refer toFigure 2 、 Figure 5 and Figure 1 In an embodiment of the utility model, the output ground connection structure 100 includes the foolproof convex part 25, the foolproof convex part 25 is located in the extension direction of the ground sheet 2 perpendicular to the clamping portion 21 one side. Design foolproof convex part 25 is used to prevent the incorrect installation or direction error of ground sheet 2, ensure that ground sheet 2 must be placed according to the correct direction when installing, foolproof convex part 25 can be used as assembly aid, help technician to identify the correct installation position and direction when installing ground sheet 2, the design of foolproof convex part 25 significantly reduces the error in the assembly process of ground sheet 2, improves the accuracy and efficiency of assembly, the correct ground sheet 2 installation direction is essential to ensure the reliability of electrical connection, and foolproof convex part 25 helps to ensure the stability and reliability of ground connection.

[0041] Please refer to Figure 2 and Figure 5 Figure 1 Figure 2 In an embodiment of the utility model, the output ground connection structure 100 includes two transmission wires 1, and each ground sheet 2 has the clamping portion 21 on both sides, and each two clamping portions 21 clamp and limit the connecting end of a transmission wire 1, the structure includes two transmission wires 1, provides double-path connection, enhances the reliability and flexibility of system, and each ground sheet 2 has the clamping portion 21 on both sides to adapt to the connecting end of two transmission wires 1, and each two clamping portions 21 enclose and clamp the connecting end of a transmission wire 1, to ensure the electrical conduction and mechanical stability of the transmission wire 1 and the ground sheet 2, and the connecting end of the transmission wire 1 and the ground sheet 2 is more stable through the design of the clamping portion 21, reduces the risk of poor contact, and the design of the clamping portion 21 simplifies the installation and maintenance process of the transmission wire 1, facilitates quick positioning and replacement, and stable connection ensures good electrical contact between the ground cable 3 and the ground sheet 2, and effectively conducts interference signals.

[0042] The utility model also proposes a kind of ultrasonic therapeutic instrument, which includes ultrasonic power generator main body, receiving handle and output ground connection structure 100, and the specific structure of the output ground connection structure 100 refers to above embodiment, since the ultrasonic therapeutic instrument adopts all technical solutions of above-mentioned all embodiments, at least has all beneficial effects brought by the technical solutions of above-mentioned embodiments, which will not be repeated here. Among them, the ultrasonic power generator main body is electrically connected with one end of the transmission wire 1;The receiving handle is electrically connected with the end of the transmission wire 1 away from the ultrasonic power generator main body.

[0043] The ultrasonic power generator main body is the core part of the ultrasonic therapeutic instrument, is responsible for generating ultrasonic energy, and transmits the ultrasonic energy to the receiving handle through the transmission lead 1; the receiving handle is used for operating and transmitting the ultrasonic energy to the treatment area; the other end of the transmission lead 1 is electrically connected; the output grounding connection structure 100 ensures that the electrical connection between the ultrasonic power generator main body and the receiving handle is stable, at the same time, provides grounding protection, reduces electromagnetic interference, and improves the safety and stability of the equipment.

[0044] The above merely illustrates the exemplary embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structural transformation, direct / indirect application in other related technical fields made by using the present application specification and drawings under the technical concept of the present application are included in the patent protection scope of the present application.

Claims

1. An output ground connection structure characterized by comprising: The output grounding connection structure comprises: a transmission wire; two grounding sheets, each of which has a clamping part, the two grounding sheets are detachably connected, the two clamping parts enclose and clamp the connecting end of the transmission wire, and the grounding sheets are in electrical conduction with the transmission wire; and a grounding cable, the connecting end of which is in electrical connection with the grounding sheets.

2. The output ground connection structure of claim 1, wherein Each of the clamping parts is provided with an arc groove, and the groove wall of the arc groove is in abutment with the outer peripheral wall of the connecting end of the transmission wire.

3. The output ground connection structure of claim 1, wherein The clamping part comprises a first arc-shaped claw and a second arc-shaped claw, the output grounding connection structure comprises a circuit board, the circuit board is formed with a connecting column, the connecting end of the transmission wire comprises a connecting section and a nut connected in sequence, and the nut is in threaded connection with the connecting column; the two first arc-shaped claws enclose the connecting section and clamp the connecting section, the two second arc-shaped claws enclose part of the structure of the connecting column and clamp the connecting column, and the nut is located between the first arc-shaped claw and the second arc-shaped claw.

4. The output ground connection structure of claim 3, wherein The first arc-shaped claw and the second arc-shaped claw enclose a avoiding groove, and the nut is contained in the avoiding groove.

5. The output ground connection structure according to any one of claims 1 to 4, wherein The output grounding connection structure comprises a fastener, and the fastener is arranged through the connecting end of the grounding cable and the two grounding sheets.

6. The output ground connection structure of claim 5, wherein The fastener has a compression gasket, and the connecting end of the grounding cable is located between the compression gasket and the grounding sheet.

7. The output ground connection structure of claim 6, wherein The grounding sheet has a flat section, the flat section is provided with a threaded hole, the connecting end of the grounding cable has a connecting ring, and the fastener is in threaded connection with the threaded hole through the connecting ring.

8. The output ground connection structure according to any one of claims 1 to 4, wherein The output grounding connection structure comprises a foolproof convex part, and the foolproof convex part is arranged on one side of the grounding sheet perpendicular to the extension direction of the clamping part.

9. The output ground connection structure according to any one of claims 1 to 4, wherein The output grounding connection structure comprises two transmission wires, and each of the grounding sheets has the clamping part on both sides, and each two clamping parts clamp the connecting end of one transmission wire.

10. An ultrasonic therapy apparatus, characterized by Comprise: The output grounding connection structure according to any one of claims 1 to 9; An ultrasonic power generator body, which is in electrical connection with one end of the transmission wire; and A receiving handle, which is in electrical connection with the end of the transmission wire away from the ultrasonic power generator body.

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