Switch switching-on and switching-off mechanism

Abstract

The utility model discloses a switch closing and opening mechanism which comprises a control box, a closing and opening body is arranged in the control box, positioning plates are fixedly connected to two sides of the closing and opening body, a support frame is fixedly connected to the inner top of the control box, a knob is arranged in the support frame, a rotating rod is fixedly inserted in the knob, and a rotating shaft is fixedly inserted in the rotating rod. The two ends of the rotating rod penetrate through the supporting frame and extend outwards, grooves are formed in the inner walls of the two sides of the control box, threaded rods are rotationally connected into the grooves, the ends, extending outwards, of the rotating rod extend into the grooves and are fixedly connected with first gears, the threaded rods are fixedly sleeved with second gears meshed with the first gears, and the second gears are fixedly connected with the supporting frame. According to the utility model, by adopting the arrangement of the clamping fixing assembly, the on-site disassembly and assembly efficiency of closing and opening can be efficiently improved, the later maintenance and replacement are convenient, and the operation and the use are easy.

Description

Technical Field

[0001] The utility model relates to the field of switch blade related products, in particular to a switch closing and opening mechanism. Background Art

[0002] Switch closing and opening refers to a relatively large power switch, leakage protection switch, also known as knife switch. It is a switch device mainly used for "isolating power supply, switching operation, connecting and disconnecting small current circuits" without arc extinguishing function;

[0003] The existing switch closing and opening mechanisms are usually installed and fixed between the control box and screws. During the later maintenance process, tools are needed to realize disassembly and assembly, which is relatively cumbersome. Utility Model Content

[0004] The purpose of the utility model is to provide a switch closing and opening mechanism to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a switch closing and opening mechanism comprises a control box, a closing and opening body is arranged in the control box, both sides of the closing and opening body are fixedly connected with a positioning plate, the inner top of the control box is fixedly connected with a support frame, the support frame is provided with a knob, a rotating rod is fixedly inserted in the knob, both ends of the rotating rod pass through the support frame and extend outward, grooves are arranged on the inner walls of both sides of the control box, a threaded rod is rotatably connected in the groove, one end of the rotating rod extending outward extends into the groove and is fixedly connected with a first gear, a second gear meshing with the first gear is fixedly sleeved on the threaded rod, the thread rotation directions of the threaded rod on both sides of the center point of the horizontal axial section of the threaded rod are oppositely arranged, both ends of the threaded rod are fixedly connected with a movable plate, a plug plate is fixedly connected to the side of the movable plate close to the positioning plate, and a slot corresponding to the plug plate is provided on the positioning plate.

[0006] Preferably, an opening is provided at the bottom of the support frame, a sliding rod is fixedly connected in the opening, a connecting plate is slidably sleeved on the sliding rod, a clamping rod is fixedly connected to one side of the connecting plate, and a plurality of clamping grooves corresponding to the clamping rod are provided on the outer wall of the knob.

[0007] Preferably, the outer wall of the knob is provided with a plurality of anti-slip grooves arranged in an inclined manner.

[0008] Preferably, the first gear and the second gear are both bevel gears.

[0009] Preferably, a spring is fixedly connected to one side of the connecting plate, a traction block is fixedly connected to one end of the spring, and the traction block is fixedly connected to the bottom of the supporting frame.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The switch closing and opening mechanism is implemented by installing the closing and opening body in the control box, and turning the knob can cause the rotating rod to rotate in the support frame. At this time, the first gears on the two ends of the rotating rod will mesh with the second gears on the threaded rod to realize the rotation of the threaded rod in the groove. During the rotation of the threaded rod, the two movable plates threadedly sleeved thereon will follow the movement to cause the plug plates on the side walls to move. The plug plates will be inserted into the positioning plates on the outer wall of the closing and opening body as pushed by the movable plates to realize the installation and fixation of the closing and opening body in the control box. The utility model adopts the setting of the clamping fixing assembly to effectively improve the on-site disassembly and assembly efficiency of the closing and opening switch, and the later maintenance and replacement are convenient and easy to operate and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of a switch closing and opening mechanism of the utility model;

[0013] Figure 2 It is an enlarged view of point A of a switch closing and opening mechanism of the utility model.

[0014] In the figure: 1. control box; 2. closing and opening switch body; 3. positioning plate; 4. support frame; 5. knob; 6. rotating rod; 7. threaded rod; 8. first gear; 9. second gear; 10. moving plate; 11. plug plate; 12. sliding rod; 13. connecting plate; 14. clamping rod; 15. spring; 16. traction block. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0016] See also Figure 1-2, the utility model provides an embodiment: a switch closing and opening mechanism, including a control box 1, a closing and opening switch body 2 is arranged in the control box 1, and positioning plates 3 are fixedly connected to both sides of the closing and opening switch body 2, a support frame 4 is fixedly connected to the inner top of the control box 1, a knob 5 is arranged in the support frame 4, a rotating rod 6 is fixedly inserted in the knob 5, both ends of the rotating rod 6 penetrate the support frame 4 and extend outward, grooves are arranged on the inner walls of both sides of the control box 1, a threaded rod 7 is rotatably connected in the groove, one end of the rotating rod 6 extending outward extends into the groove and is fixedly connected to a first gear 8, a second gear 9 meshing with the first gear 8 is fixedly sleeved on the threaded rod 7, and the threaded directions on both sides of the center point of the horizontal axial section of the threaded rod 7 are oppositely arranged, and the thread Both ends of the rod 7 are fixedly connected with a moving plate 10, and a plug plate 11 is fixedly connected to the side of the moving plate 10 close to the positioning plate 3. A slot corresponding to the plug plate 11 is provided on the positioning plate 3. Specifically, the closing and opening gate body 2 is installed in the control box 1, and turning the knob 5 can cause the rotating rod 6 to rotate in the support frame 4. At this time, the first gear 8 on the two ends of the rotating rod 6 will engage with the second gear 9 on the threaded rod 7 to realize the rotation of the threaded rod 7 in the groove. During the rotation of the threaded rod 7, the two moving plates 10 threadedly sleeved thereon will follow the movement and thereby cause the plug plate 11 on the side wall to move. As the moving plate 10 pushes, the plug plate will be inserted into the positioning plate 3 on the outer wall of the closing and opening gate body 2 to realize the installation and fixation of the closing and opening gate body 2 in the control box 1.

[0017] In this embodiment, an opening is provided at the bottom of the support frame 4, in which a sliding rod 12 is fixedly connected, a connecting plate 13 is slidably sleeved on the sliding rod 12, a clamping rod 14 is fixedly connected to one side of the connecting plate 13, and a plurality of clamping grooves corresponding to the clamping rod 14 are provided on the outer wall of the knob 5. The sliding connecting plate 13 moves on the sliding rod 12 to push the clamping rod 14 into the clamping groove to realize the rotation and fixation of the knob 5; a plurality of anti-slip grooves are provided on the outer wall of the knob 5 in an inclined manner to increase the friction and facilitate the turning; the first gear 8 and the second gear 9 are both bevel gears; a spring 15 is fixedly connected to one side of the connecting plate 13, and a traction block 16 is fixedly connected to one end of the spring 15. The traction block 16 is fixedly connected to the bottom of the support frame 4, and the rebound force of the spring 15 is used to promote the movement of the connecting plate 13.

[0018] Working principle: first install the closing and opening switch body 2 in the control box 1, and turn the knob 5 to cause the rotating rod 6 to rotate in the support frame 4. At this time, the first gears 8 on both ends of the rotating rod 6 will engage with the second gears 9 on the threaded rod 7 to realize the rotation of the threaded rod 7 in the groove. During the rotation of the threaded rod 7, the two movable plates 10 threadedly sleeved thereon will follow the movement and cause the plug plate 11 on the side wall to move. The plug plate will be inserted into the positioning plate 3 on the outer wall of the closing and opening switch body 2 as pushed by the movable plate 10, thereby realizing the installation and fixation of the closing and opening switch body 2 in the control box 1.

[0019] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A switch closing and opening mechanism, comprising a control box (1), characterized in that: The control box (1) is provided with a switch body (2), and positioning plates (3) are fixedly connected to both sides of the switch body (2). The inner top of the control box (1) is fixedly connected to a support frame (4), and a knob (5) is provided in the support frame (4). A rotating rod (6) is fixedly inserted in the knob (5), and both ends of the rotating rod (6) pass through the support frame (4) and extend outward. Grooves are provided on the inner walls of both sides of the control box (1), and threaded rods (7) are rotatably connected in the grooves. The rotating rod (6) ) extends outwardly into the groove and is fixedly connected to a first gear (8); a second gear (9) meshing with the first gear (8) is fixedly sleeved on the threaded rod (7); the threads on both sides of the center point of the horizontal axial section of the threaded rod (7) are arranged in opposite directions; both ends of the threaded rod (7) are fixedly connected to a moving plate (10); a plug plate (11) is fixedly connected to the side of the moving plate (10) close to the positioning plate (3); and a slot corresponding to the plug plate (11) is provided on the positioning plate (3).

2. A switch closing and opening mechanism according to claim 1, characterized in that: The support frame (4) has an opening at the bottom, a slide rod (12) is fixedly connected in the opening, a connecting plate (13) is slidably sleeved on the slide rod (12), a clamping rod (14) is fixedly connected to one side of the connecting plate (13), and a plurality of clamping grooves corresponding to the clamping rod (14) are provided on the outer wall of the knob (5).

3. A switch closing and opening mechanism according to claim 1, characterized in that: The outer wall of the knob (5) is provided with a plurality of anti-slip grooves arranged in an inclined manner.

4. A switch closing and opening mechanism according to claim 1, characterized in that: The first gear (8) and the second gear (9) are both bevel gears.

5. A switch closing and opening mechanism according to claim 2, characterized in that: A spring (15) is fixedly connected to one side of the connecting plate (13), a traction block (16) is fixedly connected to one end of the spring (15), and the traction block (16) is fixedly connected to the bottom of the supporting frame (4).

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