Wiring terminal of microswitch

Abstract

The utility model discloses a wiring terminal of a microswitch, which relates to the technical field of wiring of microswitches and comprises three groups of wiring boards arranged on one side of a microswitch body and a wiring cylinder, a cover disc is arranged at one end of the wiring cylinder, and a first handle is arranged on the outer side of the cover disc. A connecting pipe penetrating through the cover disc is fixedly connected to the inner side face of the first handle, a rotating block is arranged on one side of the connecting pipe, a threaded rod is arranged in the middle of the outer side of the first handle in a penetrating mode, a second handle is fixedly connected to the outer end of the threaded rod, and a first threading hole is formed in the outer side face of the rotating block in a penetrating mode; two groups of second threading holes are formed in the outer side surface of the wiring cylinder in a penetrating manner; compared with the prior art, the wiring device has the advantages that a wire connected with the microswitch can be prevented from being separated from the wiring terminal under the action of external force, the wiring device has a good wiring fastening function, the wiring stability is ensured, the function of assembling the wiring terminal and the wiring cylinder is realized, the wiring terminal is convenient to disassemble and maintain, and the operation is simple and rapid.

Description

Technical Field

[0001] The utility model relates to the technical field of micro switch wiring, in particular to a wiring terminal of a micro switch. Background Art

[0002] A micro switch is a switch with a small contact spacing and a snap-action mechanism. It is a contact mechanism that performs switching actions with a specified stroke and a specified force. It is covered with a shell and has a driving rod on the outside. Because the contact spacing of the switch is relatively small, it is called a micro switch, also known as a sensitive switch.

[0003] After searching, the patent number is CN218631737U, which discloses a micro switch. Through a unique groove design with a small outside and a large inside, the diode pin can be installed into the inside of the groove through the notch of the groove by interference fit, and it is firmly fixed without the problem of falling off. However, when the connection terminal of the existing micro switch is in use, its connecting wires are easily separated from the connection terminal under the action of external force, thereby causing a circuit breaker, and the connection stability is relatively poor. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a wiring terminal for a micro switch. When the wiring terminal of the existing micro switch is in use, its connecting wires are easily separated from the wiring terminal under the action of external force, thereby causing a circuit breaker, and the wiring stability is relatively poor.

[0005] In order to solve the above technical problems, the technical solution of the utility model is a wiring terminal of a micro switch, comprising three groups of wiring boards arranged on one side of the micro switch body, and also comprising a wiring barrel, a cover plate is arranged at one end of the wiring barrel, a first handle is arranged on the outer side of the cover plate, a connecting tube penetrating the cover plate is fixedly connected to the inner side surface of the first handle, a rotating block is arranged on one side of the connecting tube, a threaded rod is penetrated at the middle position of the outer side of the first handle, and a second handle is fixedly connected to the outer end of the threaded rod.

[0006] As a further solution of the utility model: a first threading hole is formed through the outer side surface of the rotating block, and two groups of second threading holes are formed through the outer side surface of the wiring barrel, and the inner diameters of the first threading hole and the second threading hole are the same.

[0007] As a further solution of the utility model: a threaded hole is provided through the middle of the first handle, and a threaded rod is threadedly connected to the first handle through the threaded hole, and the threaded rod is located on the inner side of the connecting tube.

[0008] As a further solution of the utility model: a through hole is penetrated through the inner side surface of the first threading hole, and the threaded rod cooperates with the through hole.

[0009] As a further solution of the utility model: a return spring is sleeved on the outer side of the connecting pipe, and two ends of the return spring are respectively fixedly connected to the cover plate and the rotating block.

[0010] As a further solution of the utility model: the three groups of terminal boards are all penetrated with connecting holes, the end of the terminal barrel close to the micro switch body is provided with a connecting groove, the outer side surface of the terminal barrel close to the micro switch body is penetrated with a plug, the inner side surface of the cover plate is fixedly connected with an external threaded ring plate near the edge, and the end of the rotating block close to the connecting pipe is fixedly connected with an internal threaded ring plate.

[0011] As a further solution of the utility model: the wiring board is connected to the wiring barrel through the connecting groove, and the plug is clamped with the wiring board through the connecting hole.

[0012] As a further solution of the utility model: the external thread ring plate is threadedly connected to the wiring barrel, and the internal thread ring plate is threadedly connected to the connecting pipe.

[0013] The utility model adopts the above technical scheme, and has the following advantages compared with the prior art: by rotating the first handle on the outer side of the cover plate to drive the connecting tube and the rotating block to rotate together, and then pass the wire through the first threading hole and the two groups of second threading holes, and loosen the first handle, at this time, the rotating block is rotated to the original state under the action of the reset spring, and the wire is wound on the rotating block, and then the second handle is rotated, and with the cooperation of the threaded hole on the first handle, the end of the threaded rod passes through the through hole and fits tightly with the wire, which can prevent the wire connected to the micro switch from being separated from the wiring terminal under the action of external force, has a good wiring fastening function, and ensures the wiring stability.

[0014] The rotating block is clamped with the connecting tube through the internal thread ring plate, and the cover plate is clamped on one end of the wiring barrel through the external thread ring plate. Then, the wiring barrel is installed on one side of the micro switch body through the cooperation of the wiring board and the connecting groove, and the plug is passed through the connecting hole on the wiring board to fix the relative position of the wiring board and the wiring barrel, thereby realizing the assembly function of the wiring terminal and the wiring barrel, and facilitating the disassembly and maintenance of the wiring terminal, and the operation is simple and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of a wiring terminal of a micro switch in an embodiment of the utility model;

[0016] Figure 2 It is a cross-sectional structural diagram of the wiring barrel in the embodiment of the utility model;

[0017] Figure 3 This is a schematic diagram of the connection structure of the rotating block in the embodiment of the utility model;

[0018] Figure 4 In the embodiment of the utility model Figure 3 Partial cross-sectional structure diagram.

[0019] In the figure: 1. micro switch body; 2. terminal block; 3. connecting hole; 4. terminal barrel; 5. connecting groove; 6. plug; 7. cover plate; 8. external threaded ring plate; 9. first handle; 10. connecting pipe; 11. rotating block; 12. internal threaded ring plate; 13. reset spring; 14. first threading hole; 15. second handle; 16. threaded rod; 17. threaded hole; 18. through hole; 19. second threading hole. DETAILED DESCRIPTION

[0020] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0021] Example 1, please refer to Figure 1-Figure 4 A wiring terminal of a micro switch includes three groups of wiring boards 2 arranged on one side of a micro switch body 1, and also includes a wiring barrel 4, a cover plate 7 is arranged at one end of the wiring barrel 4, a first handle 9 is arranged on the outer side of the cover plate 7, a connecting pipe 10 penetrating the cover plate 7 is fixedly connected to the inner side of the first handle 9, a rotating block 11 is arranged on one side of the connecting pipe 10, a threaded rod 16 is penetrated at the middle position of the outer side of the first handle 9, and a second handle 15 is fixedly connected to the outer end of the threaded rod 16.

[0022] A first threading hole 14 is formed through the outer side surface of the rotating block 11, and two sets of second threading holes 19 are formed through the outer side surface of the wiring barrel 4, and the inner diameters of the first threading hole 14 and the second threading hole 19 are the same. A return spring 13 is sleeved on the outer side of the connecting tube 10, and the two ends of the return spring 13 are fixedly connected to the cover plate 7 and the rotating block 11 respectively.

[0023] In this embodiment, the connection tube 10 and the return spring 13 cooperate to facilitate the rotation of the rotating block 11 .

[0024] A threaded hole 17 is formed through the middle of the first handle 9, and a threaded rod 16 is threadedly connected to the first handle 9 through the threaded hole 17. The threaded rod 16 is located on the inner side of the connecting tube 10. A through hole 18 is formed through the inner side of the first threading hole 14, and the threaded rod 16 cooperates with the through hole 18.

[0025] In this embodiment, the first handle 9 is threadedly connected to the threaded rod 16 so that the threaded rod 16 passes through the through hole 18 and fits tightly with the wire.

[0026] Specifically, the first handle 9 on the outside of the cover plate 7 is rotated to drive the connecting tube 10 and the rotating block 11 to rotate together, and then the wire is passed through the first threading hole 14 and the two sets of second threading holes 19, and the first handle 9 is loosened. At this time, the rotating block 11 is rotated to its original state under the action of the reset spring 13, and the wire is wound on the rotating block 11. Then the second handle 15 is rotated, and with the cooperation of the threaded hole 17 on the first handle 9, the end of the threaded rod 16 passes through the through hole 18 and fits tightly with the wire. This can prevent the wire connected to the micro switch from being separated from the wiring terminal under the action of external force, has a good wiring fastening function, and ensures the wiring stability.

[0027] Example 2, please refer to Figure 1-Figure 4 A wiring terminal of a micro switch, three groups of wiring boards 2 are all penetrated with connection holes 3, a connection groove 5 is opened on the end of the wiring barrel 4 close to the micro switch body 1, a plug 6 is penetrated on the outer side of the wiring barrel 4 close to the end of the micro switch body 1, an outer threaded ring plate 8 is fixedly connected to the inner side of the cover plate 7 near the edge, and an inner threaded ring plate 12 is fixedly connected to the end of the rotating block 11 close to the connecting pipe 10.

[0028] The terminal block 2 is connected to the terminal barrel 4 through the connecting groove 5 , and the plug 6 is clamped to the terminal block 2 through the connecting hole 3 .

[0029] In this embodiment, the plug 6 and the connection hole 3 cooperate to connect the terminal block 2 and the terminal barrel 4.

[0030] The external thread ring plate 8 is threadedly connected to the wiring barrel 4 , and the internal thread ring plate 12 is threadedly connected to the connecting pipe 10 .

[0031] In this embodiment, the cover plate 7 is installed and used by means of the threaded connection between the external threaded ring plate 8 and the wiring barrel 4 .

[0032] Specifically, the rotating block 11 is clamped with the connecting tube 10 through the internal threaded ring plate 12, and the cover plate 7 is clamped on one end of the terminal barrel 4 through the external threaded ring plate 8. Then, the terminal barrel 4 is installed on one side of the micro switch body 1 through the cooperation of the terminal block 2 and the connecting groove 5, and the plug 6 is passed through the connecting hole 3 on the terminal block 2 to fix the relative position of the terminal block 2 and the terminal barrel 4, thereby realizing the assembly function of the terminal and the terminal barrel 4, and facilitating the disassembly and maintenance of the terminal, which is simple and quick to operate.

[0033] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. A micro switch terminal, comprising three groups of terminal blocks (2) arranged on one side of a micro switch body (1), characterized in that: The invention also comprises a wiring barrel (4), one end of which is provided with a cover plate (7), a first handle (9) is provided on the outer side of the cover plate (7), a connecting tube (10) passing through the cover plate (7) is fixedly connected to the inner side of the first handle (9), a rotating block (11) is provided on one side of the connecting tube (10), a threaded rod (16) is passed through the middle position of the outer side of the first handle (9), and a second handle (15) is fixedly connected to the outer end of the threaded rod (16).

2. A micro switch terminal according to claim 1, characterized in that: A first threading hole (14) is formed through the outer side surface of the rotating block (11), and two groups of second threading holes (19) are formed through the outer side surface of the wiring barrel (4), and the inner diameters of the first threading hole (14) and the second threading hole (19) are the same.

3. The micro switch terminal according to claim 1, characterized in that: A threaded hole (17) is provided through the middle of the first handle (9), and a threaded rod (16) is threadedly connected to the first handle (9) through the threaded hole (17), and the threaded rod (16) is located on the inner side of the connecting tube (10).

4. A micro switch terminal according to claim 2, characterized in that: A through hole (18) is formed through the inner side surface of the first threading hole (14), and the threaded rod (16) is matched with the through hole (18).

5. The micro switch terminal according to claim 1, characterized in that: A return spring (13) is sleeved on the outer side of the connecting pipe (10), and two ends of the return spring (13) are respectively fixedly connected to the cover plate (7) and the rotating block (11).

6. The micro switch terminal according to claim 1, characterized in that: The three groups of terminal blocks (2) are all provided with connection holes (3), the terminal barrel (4) is provided with a connection groove (5) at one end close to the micro switch body (1), the outer side surface of the terminal barrel (4) is provided with a plug (6) at one end close to the micro switch body (1), the inner side surface of the cover plate (7) is fixedly connected to an external threaded ring plate (8) near the edge, and the rotating block (11) is fixedly connected to an internal threaded ring plate (12) at one end close to the connecting pipe (10).

7. A micro switch terminal according to claim 6, characterized in that: The wiring board (2) is connected to the wiring barrel (4) via a connecting groove (5), and the plug (6) is clamped to the wiring board (2) via a connecting hole (3).

8. The micro switch terminal according to claim 6, characterized in that: The external threaded ring plate (8) is threadedly connected to the wiring barrel (4), and the internal threaded ring plate (12) is threadedly connected to the connecting pipe (10).

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