Wiring terminal for insulated three-way cable

Abstract

The invention provides a wiring terminal for an insulated three-way cable, and relates to the technical field of wiring terminals. The winding mechanism is installed on one side of the outer protection assembly. The driving mechanism is installed at one end of the outer protection assembly and connected with the winding mechanism. The clamping and fixing mechanism is installed at the other end of the outer protection assembly. According to the invention, the cable can be controlled to be wound on the surface, so that the connecting and fastening effects of the cable and the terminal are greatly improved; the two groups of clamping plates in the device are stressed and slide towards the inner side at the same time to further clamp and fix the cable bound on the cylinder, and the installation process is simple and convenient; the sealing effect is improved and water is prevented from entering; the problems that fixation is carried out in a screw fastening mode, the fastening process is troublesome, a cable is prone to breakage due to excessive extrusion, and electrification is affected are solved.

Description

Technical Field

[0001] The invention relates to the technical field of wiring terminals, in particular to an insulating three-way wiring terminal for a cable. Background Art

[0002] In electrical installation projects, three-way terminal blocks, as an external power device, can provide a safe, stable and efficient electrical wiring environment for users' electrical equipment. In addition, since the three-way terminal box adopts standardized design and manufacturing, it is easy to use and install, so it is widely used. The three-way terminal blocks are usually used to connect wires or cables together to achieve electrical connection. When installing traditional three-way terminal blocks, the cables are inserted into the terminals and fixed by tightening screws. There are multiple groups of screws, which are fixed one by one. The tightening process is more troublesome, and the cables are easily broken by excessive extrusion. After a period of use, the cables are easily separated from the terminals, affecting power supply. Summary of the invention

[0003] The disclosed embodiment relates to an insulated three-way cable terminal, which has a winding mechanism arranged inside the invention. When the cable is installed, the cable is inserted into the cylindrical groove, and the cylinder can control the cable to be wound around the surface, greatly improving the connection and tightening effect between the cable and the terminal; the driving mechanism can control multiple groups of cylinders to rotate and reel at the same time, which has a self-locking effect and improves the connection and tightening effect; the clamping and fixing mechanism, the two groups of clamping plates inside the device are forced to slide inward at the same time, and the cables tied to the cylinder are further clamped and fixed, and the installation process is simple and convenient; the plugging and sealing mechanism improves the sealing effect, avoids water entry, and prevents short circuit.

[0004] According to a first aspect of the present disclosure, an insulated three-way cable terminal is provided, which specifically includes: an outer protection component, a winding mechanism, a driving mechanism, a clamping and fixing mechanism and a plugging and sealing mechanism; the outer protection component is a T-shaped structure as a whole; the winding mechanism is installed on one side of the outer protection component; the driving mechanism is installed at one end of the outer protection component, and the driving mechanism is connected to the winding mechanism; the clamping and fixing mechanism is installed at the other end of the outer protection component; the number of the plugging and sealing mechanisms is set to three groups, and the plugging and sealing mechanisms are installed on the surface of the outer protection component.

[0005] In at least some embodiments, the external protection component includes: an insulating sleeve, an electrical connecting metal and a fixing plate; the insulating sleeve is a T-shaped structure with a hollow interior, and the insulating sleeve is made of an insulating material; the electrical connecting metal is a T-shaped structure as a whole, and the electrical connecting metal is fixedly installed in the insulating sleeve, and the electrical connecting metal is used for three-way cable connection; the fixing plate is a trapezoidal structure as a whole, and the fixing plate is fixedly installed inside the insulating sleeve, and the fixing plate is in contact with the plug sealing mechanism.

[0006] In at least some embodiments, the winding mechanism includes: a rotating winding rod, a driving rotating rod A and a control component A; the rotating winding rod is a cylindrical structure, a square groove is opened on the surface of the rotating winding rod, the rotating winding rod is rotatably installed inside the insulating sleeve and is rotatably connected to the electrical metal; a gear is fixedly provided on the surface of the driving rotating rod A, one end of the driving rotating rod A is rotatably inserted into the insulating sleeve and is fixedly connected to the rotating winding rod, and the rotating winding rod can play the role of rotating and winding the cable; the control component A is installed on the surface of the insulating sleeve and is connected to the driving rotating rod A.

[0007] In at least some embodiments, the control component A also includes: a rotating rod, a top plate, a support ring and an outer gear ring; one side of the rotating rod is rotatably connected to the surface of the insulating sleeve; one side of the top plate is fixedly connected to the rotating rod; the support ring is a circular ring structure, and one end of the top of the support ring is fixedly connected to the top plate; the outer gear ring is fixedly installed on the surface of the support ring, and the surface of the outer gear ring is meshed with the three groups of gears on the surface of the driving rotating rod A, and the rotation of the outer gear ring can control the three groups of driving rotating rods A to rotate simultaneously.

[0008] In at least some embodiments, the driving mechanism includes: a fixed rod, a sliding block, a rack plate and a threaded rotating rod; the fixed rod is a rectangular structure with a T-shaped groove on one side, and the fixed rod is fixedly installed on the surface of the insulating sleeve; the sliding block is a T-shaped structure as a whole, and the sliding block is slidably installed inside the T-shaped groove of the fixed rod; the rack plate is fixedly installed on one side of the sliding block, and the other end of the rack plate is meshed and connected with the outer gear ring, and the sliding of the rack plate can control the rotation of the outer gear ring; one end of the threaded rotating rod is rotated and inserted into the T-shaped groove of the fixed rod and is threadedly connected to the sliding block, and the rotation of the threaded rotating rod can control the sliding block to slide.

[0009] In at least some embodiments, the clamping and fixing mechanism includes: a control component B, a driving rotating rod B, a threaded rod and a clamp; the control component B is installed on the surface of the insulating sleeve; a gear is fixedly provided on the surface of the driving rotating rod B, the driving rotating rod B is rotatably installed on the surface of the insulating sleeve, and the driving rotating rod B is connected to the control component B; two groups of threads in opposite directions are provided on the surface of the threaded rod, the threaded rod is rotatably installed inside the insulating sleeve, and one side of the driving rotating rod B is fixedly connected to the threaded rod; the clamp is a rectangular structure with a circular hole in the middle part, the middle part of the clamp is slidably connected to the rotating winding rod, the clamp is threadedly connected to the threaded rod, the rotation of the threaded rod can control the clamp to slide, and the two groups of clamps can play a role in assisting in clamping and fixing the cable.

[0010] In at least some embodiments, the control component B also includes: a fixed support rod, a support ring, an insert ring, a rotating ring, an inner gear ring and a driving frame; one side of the fixed support rod is fixedly connected to the insulating sleeve; the support ring is a circular ring structure, and one side of the support ring is connected to the fixed support rod; the support ring is fixedly installed on the inner side of the support ring; the rotating ring is a circular ring structure with a circular ring groove on the surface, and one side of the support ring is rotatably connected to the rotating ring through the insert ring; the inner gear ring is fixedly installed on the inner side of the rotating ring, and the inner side of the inner gear ring is meshed with the gear on the surface of the driving rotating rod B, and the rotation of the inner gear ring can control the driving rotating rod B to rotate at the same time; one side of the driving frame is fixedly connected to the rotating ring, and the driving frame can assist in controlling the rotation of the rotating ring.

[0011] In at least some embodiments, the plugging and sealing mechanism includes: a support frame, a movable rod, a baffle, an elastic telescopic rod, a fixed support plate and a rubber plug plate; the support frame is a square frame structure, and the support frame is fixedly mounted on the surface of the insulating sleeve; one side of the movable rod slides through the support frame; the baffle is fixedly mounted on one side of the movable rod, and the baffle can limit the movable rod; the elastic telescopic rod is fixedly mounted on one side of the movable rod; the surface of the fixed support plate is fixedly connected to the elastic telescopic rod, and the elastic telescopic rod can elastically support the fixed support plate; one side of the rubber plug plate is fixedly connected to the fixed support plate, and the rubber plug plate can clamp and seal the cable.

[0012] The present invention has the following beneficial effects The present invention is provided with a winding mechanism inside, and a cylinder with a square groove is provided inside the winding mechanism. When the cable is inserted, the cable is inserted into the cylindrical groove, and the cylinder rotates under force. The cylinder can control the cable to be wound around the surface, which greatly improves the connection and fastening effect between the cable and the terminal.

[0013] The device is also provided with a driving mechanism, which is provided with a threaded rotating rod. The rotation of the threaded rotating rod can control multiple groups of cylinders to rotate and reel at the same time, and the threaded rotating rod has a self-locking effect. The cylinder can reel and fix the cable, thereby improving the connection and tightening effect, and the cable will not break.

[0014] The present invention is also provided with a clamping and fixing mechanism inside, which can control the three square clamps to slide simultaneously. The clamps slide under force, and the two groups of clamps slide inwards under force at the same time, so as to further clamp and fix the cables tied to the cylinder, further improve the fixing effect, and the installation process is simple and convenient.

[0015] The device is also provided with a plugging and sealing mechanism inside. After the cable is installed, the rubber plug plate is squeezed and pressed against the surface of the cable, elastically clamping the cable to improve the sealing effect, prevent water from entering, and prevent short circuit. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0017] The drawings described below are only related to some embodiments of the present invention, but are not intended to limit the present invention.

[0018] In the attached picture: Figure 1 A schematic structural diagram of the main body of the present invention is shown as a side view of the main body; Figure 2 A schematic diagram of the structure of the main body of the present invention is shown as seen from above; Figure 3 A schematic diagram of the structure of the cross-section of the outer protection assembly of the present invention is shown; Figure 4 A schematic diagram showing the structure of the winding mechanism of the present invention is shown; Figure 5 A schematic cross-sectional view of the driving mechanism of the present invention is shown; Figure 6 A schematic cross-sectional view of the structure of the clamping and fixing mechanism of the present invention is shown; Figure 7 A schematic diagram of the structure of the control component B of the present invention is shown; Figure 8 A schematic diagram of the structure of the plugging and sealing mechanism of the present invention when viewed from above is shown.

[0019] Reference numerals list 1. External protection assembly; 101. Insulation sleeve; 102. Electrical connection metal; 103. Fixed plate; 2. Winding mechanism; 201. Rotating reel; 202. Driving rotating rod A; 203. Control assembly A; 2031. Rotating rod; 2032. Top plate; 2033. Support ring; 2034. External gear ring; 3. Driving mechanism; 301. Fixed rod; 302. Sliding block; 303. Rack plate; 304. Threaded rotating rod; 4. Clamping and fixing Mechanism; 401, control component B; 4011, fixed support rod; 4012, support ring; 4013, plug ring; 4014, rotating ring; 4015, inner gear ring; 4016, driving frame; 402, driving rotating rod B; 403, threaded rod; 404, clamping plate; 5, plugging and sealing mechanism; 501, support frame; 502, moving rod; 503, baffle; 504, elastic telescopic rod; 505, fixed support plate; 506, rubber plug plate. DETAILED DESCRIPTION

[0020] The embodiments of the present invention are further described in detail below in conjunction with the accompanying drawings and examples.

[0021] Example: Please refer to Figures 1 to 8 : The present invention proposes an insulated three-way cable terminal, comprising: an outer protection component 1, a winding mechanism 2, a driving mechanism 3, a clamping and fixing mechanism 4 and a plugging and sealing mechanism 5; the outer protection component 1 is a T-shaped structure as a whole; the winding mechanism 2 is installed on one side of the outer protection component 1; the driving mechanism 3 is installed at one end of the outer protection component 1, and the driving mechanism 3 is connected to the winding mechanism 2; the clamping and fixing mechanism 4 is installed at the other end of the outer protection component 1; the number of the plugging and sealing mechanisms 5 is set to three groups, and the plugging and sealing mechanisms 5 are installed on the surface of the outer protection component 1.

[0022] like Figure 3 As shown, the outer protection component 1 includes: an insulating sleeve 101, an electrical connecting metal 102 and a fixing plate 103; the insulating sleeve 101 is a T-shaped structure with a hollow interior as a whole, and the insulating sleeve 101 is made of insulating material; the electrical connecting metal 102 is a T-shaped structure as a whole, and the electrical connecting metal 102 is fixedly installed on the insulating sleeve 101, and the electrical connecting metal 102 is used for three-way cable connection; the fixing plate 103 is a trapezoidal structure as a whole, and the fixing plate 103 is fixedly installed inside the insulating sleeve 101, and the fixing plate 103 is in contact with the plugging sealing mechanism 5.

[0023] like Figure 4 As shown, the winding mechanism 2 includes: a rotating winding rod 201, a driving rotating rod A202 and a control component A203; the rotating winding rod 201 is a cylindrical structure, and a square groove is opened on the surface of the rotating winding rod 201. The rotating winding rod 201 is rotatably installed inside the insulating sleeve 101 and is rotatably connected to the electrical metal 102; a gear is fixedly arranged on the surface of the driving rotating rod A202, and one end of the driving rotating rod A202 is rotatably inserted into the insulating sleeve 101 and is fixedly connected to the rotating winding rod 201, and the rotating winding rod 201 can play the role of rotating and winding the cable; the control component A203 is installed on the surface of the insulating sleeve 101 and is connected to the driving rotating rod A202.

[0024] like Figure 5 As shown, the control component A203 also includes: a rotating rod 2031, a top plate 2032, a support ring 2033 and an outer gear ring 2034; one side of the rotating rod 2031 is rotatably connected to the surface of the insulating sleeve 101; one side of the top plate 2032 is fixedly connected to the rotating rod 2031; the support ring 2033 is a circular ring structure, and one end of the top of the support ring 2033 is fixedly connected to the top plate 2032; the outer gear ring 2034 is fixedly installed on the surface of the support ring 2033, and the surface of the outer gear ring 2034 is meshed with the gears on the surfaces of the three groups of driving rotating rods A202. The rotation of the outer gear ring 2034 can control the three groups of driving rotating rods A202 to rotate simultaneously.

[0025] like Figure 5As shown, the driving mechanism 3 includes: a fixed rod 301, a sliding block 302, a rack plate 303 and a threaded rotating rod 304; the fixed rod 301 is a rectangular structure with a T-shaped sliding groove on one side, and the fixed rod 301 is fixedly installed on the surface of the insulating sleeve 101; the sliding block 302 is a T-shaped structure as a whole, and the sliding block 302 is slidably installed inside the T-shaped sliding groove of the fixed rod 301; the rack plate 303 is fixedly installed on one side of the sliding block 302, and the other end of the rack plate 303 is meshed and connected with the outer gear ring 2034, and the sliding of the rack plate 303 can control the rotation of the outer gear ring 2034; one end of the threaded rotating rod 304 is rotated and inserted into the T-shaped sliding groove of the fixed rod 301 and is threadedly connected with the sliding block 302, and the rotation of the threaded rotating rod 304 can control the sliding block 302 to slide.

[0026] like Figure 6 As shown, the clamping and fixing mechanism 4 includes: a control component B401, a driving rotating rod B402, a threaded rod 403 and a clamping plate 404; the control component B401 is installed on the surface of the insulating sleeve 101; a gear is fixedly arranged on the surface of the driving rotating rod B402, the driving rotating rod B402 is rotatably installed on the surface of the insulating sleeve 101, and the driving rotating rod B402 is connected to the control component B401; two groups of threads in opposite directions are arranged on the surface of the threaded rod 403, the threaded rod 403 is rotatably installed inside the insulating sleeve 101, and one side of the driving rotating rod B402 is fixedly connected to the threaded rod 403; the clamping plate 404 is a rectangular structure with a circular hole in the middle part, the middle part of the clamping plate 404 is slidably connected to the rotating winding rod 201, the clamping plate 404 is threadedly connected to the threaded rod 403, the rotation of the threaded rod 403 can control the clamping plate 404 to slide, and the two groups of clamping plates 404 can play a role in assisting in clamping and fixing the cable.

[0027] like Figure 7 As shown, the control component B401 also includes: a fixed support rod 4011, a support ring 4012, an insert ring 4013, a rotating ring 4014, an inner gear ring 4015 and a driving frame 4016; one side of the fixed support rod 4011 is fixedly connected to the insulating sleeve 101; the support ring 4012 is a circular ring structure, and one side of the support ring 4012 is connected to the fixed support rod 4011; the support ring 4012 is fixedly installed on the inner side of the support ring 4012; the rotating ring 4014 is a circular ring with a circular groove on the surface Ring structure, one side of the support ring 4012 is rotatably connected to the rotating ring 4014 through the plug ring 4013; the inner gear ring 4015 is fixedly installed on the inner side of the rotating ring 4014, and the inner side of the inner gear ring 4015 is meshed with the surface gear of the driving rotating rod B402, and the rotation of the inner gear ring 4015 can control the driving rotating rod B402 to rotate at the same time; one side of the driving frame 4016 is fixedly connected to the rotating ring 4014, and the driving frame 4016 can assist in controlling the rotation of the rotating ring 4014.

[0028] like Figure 8As shown, the plugging and sealing mechanism 5 includes: a support frame 501, a moving rod 502, a baffle 503, an elastic telescopic rod 504, a fixed support plate 505 and a rubber plug plate 506; the support frame 501 is a square frame structure, and the support frame 501 is fixedly mounted on the surface of the insulating sleeve 101; one side of the moving rod 502 slides through the support frame 501; the baffle 503 is fixedly mounted on one side of the moving rod 502, and the baffle 503 can limit the moving rod 502; the elastic telescopic rod 504 is fixedly mounted on one side of the moving rod 502; the surface of the fixed support plate 505 is fixedly connected to the elastic telescopic rod 504, and the elastic telescopic rod 504 can elastically support the fixed support plate 505; one side of the rubber plug plate 506 is fixedly connected to the fixed support plate 505, and the rubber plug plate 506 can clamp and seal the cable.

[0029] Specific usage and function of this embodiment: When the present invention is in use, one end of the cable is inserted into the insulating sleeve 101, and the cable is inserted into the square groove of the rotating winding rod 201. After the cable is inserted, the threaded rotating rod 304 is controlled to rotate. During the rotation of the threaded rotating rod 304, the thread on the surface pushes the sliding block 302 and the rack plate 303 to slide at the same time. Since the rack plate 303 is meshed and connected with the outer gear ring 2034, the sliding of the rack plate 303 can control the rotation of the outer gear ring 2034, and the three groups of gears on the surface of the driving rotating rod A202 are meshed and connected with the outer gear ring 2034, and the three groups of rotating winding rods 201 rotate at the same time, and the rotating winding rod 201 controls the cable to rotate and wrap around the surface , which can effectively improve the connection and tightening effect; after the winding is completed, the rotating ring 4014 is controlled to rotate by the driving frame 4016, and the inner gear ring 4015 inside the rotating ring 4014 rotates, and the inner gear ring 4015 drives the rotating rod B402 to control the rotation of the threaded rod 403 through the inner side, and the two groups of threads on the surface of the threaded rod 403 in opposite directions control the two groups of clamping plates 404 to slide inward at the same time, so as to perform secondary clamping and fixing of the wound cable. After the cable is installed, the moving rod 502 is controlled to slide inward, and the inclined surface of one side of the fixed support plate 505 is opposite to the inclined surface of the fixed plate 103, and the fixed support plate 505 slides, and the fixed support plate 505 and the rubber plug plate 506 are gradually leaned inward by the influence of the inclined surface, and the two groups of rubber plug plates 506 are clamped and placed on the surface of the cable to play an auxiliary sealing effect.

[0030] In this article, there are a few points to note: 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0031] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0032] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. An insulated three-way cable terminal, comprising: An outer protection component (1), a winding mechanism (2), a driving mechanism (3), a clamping and fixing mechanism (4) and a plugging and sealing mechanism (5); the outer protection component (1) is a T-shaped structure as a whole; it is characterized in that the winding mechanism (2) is installed on one side of the outer protection component (1); the driving mechanism (3) is installed at one end of the outer protection component (1), and the driving mechanism (3) is connected to the winding mechanism (2); the clamping and fixing mechanism (4) is installed at the other end of the outer protection component (1); the clamping and fixing mechanism (4) comprises: a control component B (401), a driving rod B (402); the control component B (401) is installed on the outer protection The surface of the component (1); a gear is fixedly arranged on the surface of a driving rotating rod B (402), the driving rotating rod B (402) is rotatably mounted on the surface of the outer protection component (1), and the driving rotating rod B (402) is connected to the control component B (401); the number of the plugging and sealing mechanisms (5) is set to three groups, and the plugging and sealing mechanisms (5) are mounted on the surface of the outer protection component (1); the plugging and sealing mechanisms (5) include: a support frame (501) and a moving rod (502); the support frame (501) is a square frame structure, and the support frame (501) is fixedly mounted on the surface of the outer protection component (1); one side of the moving rod (502) slides through the support frame (501).

2. According to claim 1, an insulated three-way cable terminal, characterized in that: The outer protection component (1) comprises: an insulating sleeve (101), an electrical connection metal (102) and a fixing plate (103); the insulating sleeve (101) is a T-shaped structure with a hollow interior; the electrical connection metal (102) is a T-shaped structure, the electrical connection metal (102) is fixedly mounted on the insulating sleeve (101), and the electrical connection metal (102) is used for three-way cable connection; the fixing plate (103) is a trapezoidal structure, the fixing plate (103) is fixedly mounted inside the insulating sleeve (101), and the fixing plate (103) is in contact with the plugging sealing mechanism (5).

3. According to claim 2, an insulated three-way cable terminal, characterized in that: The reeling mechanism (2) comprises: a rotating reel (201), a driving rotating rod A (202) and a control assembly A (203); the rotating reel (201) is a cylindrical structure, a square groove is provided on the surface of the rotating reel (201), the rotating reel (201) is rotatably mounted inside the insulating sleeve (101) and is rotatably connected to the electrical connection metal (102); a gear is fixedly arranged on the surface of the driving rotating rod A (202), one end of the driving rotating rod A (202) is rotatably inserted into the interior of the insulating sleeve (101) and is fixedly connected to the rotating reel (201); and the control assembly A (203) is mounted on the surface of the insulating sleeve (101) and is connected to the driving rotating rod A (202).

4. The insulated three-way cable terminal according to claim 3, characterized in that: The control assembly A (203) further comprises: a rotating rod (2031), a top plate (2032), a supporting ring (2033) and an outer toothed ring (2034); one side of the rotating rod (2031) is rotatably connected to the surface of the insulating sleeve (101); one side of the top plate (2032) is fixedly connected to the rotating rod (2031); the supporting ring (2033) is a circular ring structure, and one end of the top of the supporting ring (2033) is fixedly connected to the top plate (2032); the outer toothed ring (2034) is fixedly mounted on the surface of the supporting ring (2033), and the surface of the outer toothed ring (2034) is meshedly connected to the three groups of gears on the surface of the driving rotating rod A (202).

5. The insulated three-way cable terminal according to claim 4, characterized in that: The driving mechanism (3) comprises: a fixed rod (301), a sliding block (302), a rack plate (303) and a threaded rotating rod (304); the fixed rod (301) is a rectangular parallelepiped structure with a T-shaped sliding groove on one side, and the fixed rod (301) is fixedly mounted on the surface of the insulating sleeve (101); the sliding block (302) is a T-shaped structure as a whole, and the sliding block (302) is slidably mounted inside the T-shaped sliding groove of the fixed rod (301); the rack plate (303) is fixedly mounted on one side of the sliding block (302), and the other end of the rack plate (303) is meshedly connected with the outer gear ring (2034), and the sliding of the rack plate (303) can control the outer gear ring (2034) to rotate; one end of the threaded rotating rod (304) is rotatably inserted into the T-shaped sliding groove of the fixed rod (301) and is threadedly connected to the sliding block (302).

6. The insulated three-way cable terminal according to claim 2, characterized in that: The clamping and fixing mechanism (4) further comprises: a threaded rod (403) and a clamping plate (404); the surface of the threaded rod (403) is provided with two groups of threads in opposite directions; the threaded rod (403) is rotatably mounted inside the insulating sleeve (101) to drive one side of the rotating rod B (402) to be fixedly connected to the threaded rod (403); the clamping plate (404) is a rectangular parallelepiped structure with a circular hole in the middle; the middle of the clamping plate (404) is slidably connected to the rotating winding rod (201), and the clamping plate (404) is threadedly connected to the threaded rod (403).

7. The insulated three-way cable terminal according to claim 1, characterized in that: The control assembly B (401) further comprises: a fixed support rod (4011), a support ring (4012), an insert ring (4013), a rotating ring (4014), an inner gear ring (4015) and a driving frame (4016); one side of the fixed support rod (4011) is fixedly connected to the insulating sleeve (101); the support ring (4012) is a circular ring structure, and one side of the support ring (4012) is connected to the fixed support rod (4011); the support ring (4012) is fixedly mounted on the support rod (4011) The inner side of the ring (4012) is provided with a ring-shaped groove on the surface of the rotating ring (4014); one side of the support ring (4012) is rotatably connected to the rotating ring (4014) through the insert ring (4013); the inner gear ring (4015) is fixedly installed on the inner side of the rotating ring (4014), and the inner side of the inner gear ring (4015) is meshedly connected with the gear on the surface of the driving rotating rod B (402); one side of the driving frame (4016) is fixedly connected to the rotating ring (4014).

8. The insulated three-way cable terminal according to claim 1, characterized in that: The plugging and sealing mechanism (5) further comprises: a baffle (503), an elastic telescopic rod (504), a fixed support plate (505) and a rubber plug plate (506); the baffle (503) is fixedly mounted on one side of the moving rod (502); the elastic telescopic rod (504) is fixedly mounted on one side of the moving rod (502); a surface of the fixed support plate (505) is fixedly connected to the elastic telescopic rod (504); and one side of the rubber plug plate (506) is fixedly connected to the fixed support plate (505).

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