Inductor convenient to replace

Abstract

The utility model relates to the technical field of inductors, in particular to an inductor convenient to replace, which comprises an inductor body, the inductor body comprises a cylindrical shell with one open end, a cylindrical wiring cylinder is mounted at the inner end of the shell, and an inductive probe part structure is arranged at the outer end of the shell; the inductive probe part structurally comprises a mounting cylinder which is mounted at the outer end in the shell and is integrally cylindrical; a clamping structure is arranged between the wiring cylinder and the mounting cylinder and is used for detachably connecting the wiring cylinder and the mounting cylinder together; a wiring reed is arranged in the wiring cylinder, a receding opening is formed in the bottom face of the shell, and a wire can penetrate through the receding opening and is electrically connected with the wiring reed. The utility model has the characteristics that the structural design is simpler and more reasonable, the disassembly and assembly are more convenient, and the electric connection among all parts is stable and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of sensors, in particular to a sensor which is easy to replace. Background Art

[0002] An inductor is a device that receives a signal or stimulus and responds, converting the measured physical or chemical quantity into a corresponding output. It is used in automated control, security equipment, and other applications. In stimulation biology, electronic stimulation devices are currently used to generate electrical stimulation. A long-standing device, the induction coil, is no longer widely used, having been replaced by vacuum tube and semiconductor stimulation devices.

[0003] The sensor usually includes an external shell structure and a sensing part structure installed in the shell structure. The existing sensor structure has the following disadvantages: 1. The structural design between the various parts is not reasonable, which makes it difficult to quickly disassemble and assemble; 2. After multiple disassembly and assembly, the internal connection is not reliable;

[0004] Therefore, how to provide a sensor that is easy to replace and has a simpler and more reasonable structural design, more convenient disassembly and assembly between parts, and more reliable electrical connections between parts has become a technical problem to be solved by technical personnel in this field. Utility Model Content

[0005] In view of the above-mentioned defects of the prior art, the technical problem to be solved by the present invention is how to provide a sensor that is easy to replace and has a simpler and more reasonable structural design, more convenient disassembly and assembly between various parts, and more reliable electrical connection between various parts.

[0006] To achieve the above-mentioned purpose, the utility model provides an easily replaceable sensor, comprising a sensor body, the sensor body comprising a cylindrical shell with one end open, a wiring barrel which is an overall cylindrical shape installed at the inner end of the shell, and a sensing probe part structure provided at the outer end of the shell; the characteristic is that the sensing probe part structure comprises a mounting barrel which is an overall cylindrical shape installed at the inner outer end of the shell, a clamping structure is provided between the wiring barrel and the mounting barrel and the two are detachably connected together; a wiring spring is provided in the wiring barrel, a clearance opening is provided on the bottom surface of the shell, and a wire can be inserted through the clearance opening and electrically connected to the wiring spring; a circuit board is provided in the mounting barrel, and a pair of guide grooves are provided on the inner peripheral wall of the wiring barrel, the inner end of the circuit board extends from the inner end of the mounting barrel to the outside and extends into the wiring barrel, and the two sides of the far end of the circuit board can respectively slide and fit in the two guide grooves, so that the wiring contacts at the far end of the circuit board contact the wiring spring in the wiring barrel and are electrically connected together.

[0007] Thus, in the above-mentioned sensor structure, during installation and use, the wiring barrel is assembled into the housing, and the wire can be inserted through the clearance opening on the bottom surface of the housing, so that the wire is connected to the wiring spring. Then, the mounting barrel of the sensing probe portion is installed from the open end of the housing, and the wiring barrel and the mounting barrel are detachably connected together via a snap-fit ​​structure. At the same time, the inner end of the circuit board extends from the inner end of the mounting barrel to the outside and extends into the wiring barrel. The two sides of the distal end of the circuit board each slide and fit into two guide grooves, so that the inner end of the circuit board is assembled into place and the connection between the wiring contacts on the circuit board and the wiring spring is established. In the above-mentioned structure, the various parts can be more easily assembled and disassembled, and the sensing probe portion structure is more conveniently disassembled and maintained. Moreover, the design of the guide grooves and the circuit board allows the circuit board to be better assembled into place after being installed in the wiring barrel, making the electrical connection between the wiring contacts on the circuit board and the wiring spring more stable and reliable.

[0008] As an optimization, a first thickened portion and a second thickened portion with an overall arc-shaped structure are respectively provided on both sides of the inner wall of the wiring barrel, and the guide groove is respectively formed between two groups of opposite side surfaces in the horizontal direction of the first thickened portion and the second thickened portion.

[0009] In this way, the structural design of the wiring barrel is simpler and more reasonable, the structural strength is better, and the guide groove can be formed more conveniently.

[0010] As an optimization, the outer ends of the first thickened portion and the second thickened portion are respectively protruded outward and respectively form the first connecting portion and the second connecting portion with an arc-shaped end face structure design, the outer ends of the first connecting portion and the second connecting portion are respectively partially extended outward to form the first connecting support block and the second connecting support block, the outer side surfaces of the distal ends of the first connecting support block and the second connecting support block are respectively protruded outward to form a card block with an overall curved arc-shaped design, and a card interface is provided on the inner circumferential wall of the mounting tube and at each corresponding card block portion.

[0011] In this way, by designing the card block and the card interface, the wiring barrel and the mounting barrel can be better connected in a detachable manner.

[0012] As an optimization, a guide bevel structure is provided on both sides of the outer end of the first connecting part; and a chamfer is provided on the outer side of the far end of the clamping block.

[0013] In this way, it can play a guiding role during assembly, making assembly more convenient.

[0014] As an optimization, a reinforcing plate with an overall semicircular structural design is integrally formed on the inner side surface of the second thickened portion.

[0015] In this way, the structural design is more reasonable.

[0016] As an optimization, the inner end of the terminal barrel has a semicircular cross-section design for at least part of its length and forms a mounting section, and a semicircular mounting plate is provided on the inner circumference of the inner end of the mounting section, and three terminal springs are installed at intervals on the outer side of the mounting plate; and there are three makeshift openings on the outer shell designed to correspond to the respective terminal springs.

[0017] In this way, by designing the position below the reinforcing plate on the wiring barrel to be semicircular, space can be provided for installing the wiring spring, making the entire structure more compact.

[0018] As an optimization, a positioning block is provided on the inner circumference of the shell, and a positioning opening is provided on the outer circumference of the wiring barrel. After the wiring barrel is installed and fitted to the inner end of the shell, the positioning block can be correspondingly fitted in the positioning opening.

[0019] In this way, the structural design of the positioning block and the positioning groove can achieve a positioning effect between the two during assembly.

[0020] As an optimization, the outer end of the shell is provided with an arc-shaped mounting ring, and two mounting protrusions are provided in pairs on the outer peripheral surface of the outer end of the shell.

[0021] In this way, the structural design of the housing is simpler and more reasonable, and can be more convenient to install.

[0022] As an optimization, the outer end of the mounting tube is integrally formed with a mounting cover plate with an elliptical structural design. The sensing probe part structure includes a sensing probe installed on the outer end of the circuit board, and the sensing probe is correspondingly extended into the mounting cavity installed on the inner side of the mounting cover plate. An annular mounting groove is provided on the outer surface of the mounting cover plate and a ring with an elliptical structural design is installed; and the mounting cavity is correspondingly located inside the inner contour of the ring ring.

[0023] In this way, the structural design of the mounting tube is simpler and more reasonable. After the mounting tube is mounted to the housing, the mounting cover can be attached to the open end surface of the housing to play a role in limiting. Secondly, by designing the ring, it is possible to more conveniently install the sensor probe.

[0024] In summary, the above device has the characteristics of simpler and more reasonable structural design, more convenient assembly and disassembly, and stable and reliable electrical connections between various parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a structural schematic diagram of a sensor that is easy to replace in a specific embodiment of the utility model.

[0026] Figure 2 yes Figure 1 Schematic diagram of the structure after rotation by an angle.

[0027] Figure 3 yes Figure 1 main view.

[0028] Figure 4 yes Figure 1 Top view of .

[0029] Figure 5 yes Figure 4 AA cross-sectional view of .

[0030] Figure 6 yes Figure 1 Bottom view of .

[0031] Figure 7 yes Figure 1 Schematic diagram of the structure without the outer shell.

[0032] Figure 8 yes Figure 7 The structural diagram of the installation cylinder part is omitted.

[0033] Figure 9 yes Figure 8 Schematic diagram of the structure after omitting the circuit board.

[0034] Figure 10 yes Figure 9 Schematic diagram of the structure after rotation by an angle. DETAILED DESCRIPTION

[0035] The present invention will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, in the description of the present invention, the terms "upper," "lower," "left," "right," "inner," "outer," and the like, indicating directions or positions, are based on the directions or positions shown in the accompanying drawings and are intended solely for the purpose of facilitating and simplifying the description of the present invention. They are not intended to indicate or imply that the devices or components referred to must have a specific direction, be constructed, or operate in a specific manner. Therefore, they should not be construed as limiting the present invention. The terms "first," "second," and "third," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0036] like Figures 1 to 10The present invention shows a sensor that is easy to replace, including a sensor body, which includes a cylindrical shell 1 with an open end, a cylindrical wiring barrel 2 installed at the inner end of the shell, and a sensing probe part structure provided at the outer end of the shell; the sensing probe part structure includes a cylindrical mounting barrel 3 installed at the outer end of the inner part of the shell, a clamping structure is provided between the wiring barrel and the mounting barrel, and the two are detachably connected together; a wiring spring 4 is provided in the wiring barrel, and a clearance opening 5 is provided on the bottom surface of the shell, and the wire can be inserted through the clearance opening and electrically connected to the wiring spring; a circuit board 6 is provided in the mounting barrel, and a pair of guide grooves 7 are provided on the inner peripheral wall of the wiring barrel, the inner end of the circuit board extends from the inner end of the mounting barrel to the outside and extends into the wiring barrel, and the two sides of the far end of the circuit board can respectively slide and fit in the two guide grooves, so that the wiring contacts at the far end of the circuit board contact the wiring spring in the wiring barrel and are electrically connected together.

[0037] Thus, in the above-mentioned sensor structure, during installation and use, the wiring barrel is assembled into the housing, and the wire can be inserted through the clearance opening on the bottom surface of the housing, so that the wire is connected to the wiring spring. Then, the mounting barrel of the sensing probe portion is installed from the open end of the housing, and the wiring barrel and the mounting barrel are detachably connected together via a snap-fit ​​structure. At the same time, the inner end of the circuit board extends from the inner end of the mounting barrel to the outside and extends into the wiring barrel. The two sides of the distal end of the circuit board each slide and fit into two guide grooves, so that the inner end of the circuit board is assembled into place and the connection between the wiring contacts on the circuit board and the wiring spring is established. In the above-mentioned structure, the various parts can be more easily assembled and disassembled, and the sensing probe portion structure is more conveniently disassembled and maintained. Moreover, the design of the guide grooves and the circuit board allows the circuit board to be better assembled into place after being installed in the wiring barrel, making the electrical connection between the wiring contacts on the circuit board and the wiring spring more stable and reliable.

[0038] In this specific embodiment, a first thickened portion 8 and a second thickened portion 9 with an overall arc-shaped structure are respectively provided on both sides of the inner peripheral wall of the wiring barrel, and the guide groove is respectively formed between two sets of opposite side surfaces in the horizontal direction of the first thickened portion and the second thickened portion.

[0039] In this way, the structural design of the wiring barrel is simpler and more reasonable, the structural strength is better, and the guide groove can be formed more conveniently.

[0040] In this specific embodiment, the outer ends of the first thickened portion and the second thickened portion are respectively protruded outward and respectively form a first connecting portion 10 and a second connecting portion 11 with an arc-shaped end surface design. The outer ends of the first connecting portion and the second connecting portion are respectively partially extended outward to form a first connecting support block 12 and a second connecting support block 13. The outer surface of the distal end of the first connecting support block and the second connecting support block are respectively protruded outward to form a card block 14 with an overall curved arc-shaped design. A card interface 15 is provided on the inner circumferential wall of the mounting tube and at each corresponding card block portion.

[0041] In this way, by designing the card block and the card interface, the wiring barrel and the mounting barrel can be better connected in a detachable manner.

[0042] In this specific embodiment, both sides of the outer end of the first connecting portion are respectively provided with a guide bevel structure; and the outer side of the distal end of the clamping block is provided with a chamfer.

[0043] In this way, it can play a guiding role during assembly, making assembly more convenient.

[0044] In this specific embodiment, a reinforcing plate 16 having an overall semicircular structure is integrally formed on the inner side surface of the second thickened portion.

[0045] In this way, the structural design is more reasonable.

[0046] In this specific embodiment, the inner end of the terminal barrel has a semicircular cross-section for at least part of its length and forms a mounting section 17, and a semicircular mounting plate 18 is provided on the inner circumference of the inner end of the mounting section, and three terminal springs are installed at intervals on the outer side of the mounting plate; and the outer shell has three clearance openings designed to correspond to the respective terminal springs.

[0047] In this way, by designing the position below the reinforcing plate on the wiring barrel to be semicircular, space can be provided for installing the wiring spring, making the entire structure more compact.

[0048] In this specific embodiment, a positioning block is provided on the inner circumference of the shell, and a positioning opening 19 is provided on the outer circumference of the wire barrel. After the wire barrel is installed and fitted to the inner end of the shell, the positioning block can be correspondingly fitted in the positioning opening.

[0049] In this way, the structural design of the positioning block and the positioning groove can achieve a positioning effect between the two during assembly.

[0050] In this specific embodiment, the outer end of the housing is provided with an arc-shaped mounting ring 20 , and two mounting protrusions 21 are provided in pairs on the outer peripheral surface of the outer end of the housing.

[0051] In this way, the structural design of the housing is simpler and more reasonable, and can be more convenient to install.

[0052] In this specific embodiment, the outer end of the mounting tube is integrally formed with a mounting cover plate 22 with an elliptical structural design. The sensing probe part structure includes a sensing probe 23 installed on the outer end of the circuit board, and the sensing probe is correspondingly extended into the mounting cavity installed on the inner side of the mounting cover plate. An annular mounting groove is provided on the outer surface of the mounting cover plate and a ring 24 with an elliptical structural design is installed; and the mounting cavity is correspondingly located inside the inner contour of the ring.

[0053] In this way, the structural design of the mounting tube is simpler and more reasonable. After the mounting tube is mounted to the housing, the mounting cover can be attached to the open end surface of the housing to play a role in limiting. Secondly, by designing the ring, it is possible to more conveniently install the sensor probe.

[0054] In summary, the above device has the characteristics of simpler and more reasonable structural design, more convenient assembly and disassembly, and stable and reliable electrical connections between various parts.

[0055] The above describes in detail the preferred embodiments of the present invention. It should be understood that those skilled in the art can make numerous modifications and variations based on the concepts of the present invention without inventive effort. Therefore, any technical solutions that can be derived by those skilled in the art based on the concepts of the present invention through logical analysis, reasoning, or limited experimentation based on the existing technology should be within the scope of protection defined by the claims.

Claims

1. A sensor that is easily replaceable, comprising a sensor body, the sensor body comprising a cylindrical housing with one end open, a cylindrical wiring barrel mounted on the inner end of the housing, and a sensing probe portion structure disposed on the outer end of the housing; characterized in that ； The structure of the sensing probe part includes a cylindrical mounting tube installed at the outer end of the inner part of the shell, a clamping structure is provided between the wiring tube and the mounting tube, and the two are detachably connected together; a wiring spring is provided in the wiring tube, and a clearance opening is provided on the bottom surface of the shell, and the wire can be inserted through the clearance opening and electrically connected to the wiring spring; a circuit board is provided in the mounting tube, and a pair of guide grooves are provided on the inner wall of the wiring tube. The inner end of the circuit board extends from the inner end of the mounting tube to the outside and extends into the wiring tube, and the two sides of the far end of the circuit board can each slide and fit in the two guide grooves, so that the wiring contacts at the far end of the circuit board contact the wiring spring in the wiring tube and are electrically connected together.

2. The easily replaceable sensor according to claim 1, characterized in that: A first thickened portion and a second thickened portion with an overall arc-shaped structure are respectively provided on both sides of the inner peripheral wall of the wiring barrel, and the guide grooves are respectively formed between two groups of opposite side surfaces in the horizontal direction of the first thickened portion and the second thickened portion.

3. The easily replaceable sensor according to claim 2, wherein: The outer ends of the first thickened portion and the second thickened portion are respectively protruded outward and respectively form the first connecting portion and the second connecting portion with an arc-shaped end surface structure design. The outer ends of the first connecting portion and the second connecting portion are respectively partially extended outward to form the first connecting support block and the second connecting support block. The outer side surfaces of the distal ends of the first connecting support block and the second connecting support block are respectively protruded outward to form a card block with an overall curved arc-shaped design. A card interface is provided on the inner circumferential wall of the mounting tube and at each corresponding card block portion.

4. The easily replaceable sensor according to claim 3, characterized in that: Both sides of the outer end of the first connecting portion are respectively provided with a guide bevel structure; the outer side of the far end of the clamping block is provided with a chamfer.

5. The easily replaceable sensor according to claim 3, characterized in that: A reinforcing plate with an overall semicircular structure is integrally formed on the inner side surface of the second thickened portion.

6. The easily replaceable sensor according to claim 5, characterized in that: The inner end of the wiring barrel has a semicircular cross-section for at least part of its length and forms a mounting section, and a semicircular mounting plate is provided on the inner circumference of the inner end of the mounting section, and three wiring springs are installed at intervals on the outer side of the mounting plate; and the outer shell has three clearance openings designed for each wiring spring.

7. The easily replaceable sensor according to claim 1, characterized in that: A positioning block is provided on the inner circumference of the shell, and a positioning opening is provided on the outer circumference of the wiring barrel. After the wiring barrel is installed and matched to the inner end of the shell, the positioning block can be matched in the positioning opening accordingly.

8. The easily replaceable sensor according to claim 1, characterized in that: The outer end of the shell is provided with an arc-shaped mounting ring, and two mounting protrusions are provided in pairs on the outer peripheral surface of the outer end of the shell.

9. The easily replaceable sensor according to claim 1, characterized in that: The outer end of the mounting tube is integrally formed with a mounting cover plate with an elliptical structural design. The sensing probe part structure includes a sensing probe installed on the outer end of the circuit board, and the sensing probe is correspondingly extended into the mounting cavity installed on the inner side of the mounting cover plate. An annular mounting groove is provided on the outer surface of the mounting cover plate and a ring with an elliptical structural design is installed; and the mounting cavity is correspondingly located inside the inner contour of the ring ring.

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