Knob operating device of disconnecting switch

Abstract

The utility model provides a knob operating device of an isolating switch, which comprises a panel assembly and a knob assembly, the panel assembly comprises a panel and a rotating shaft seat rotatably mounted on the panel, and the knob assembly comprises a knob and a knob seat fixed on the knob and arranged corresponding to the rotating shaft seat. During assembly, the switch main body located on the front panel of the cabinet door and the back of the cabinet door is fixed through the first fastener, the rotating shaft seat is connected with the driving shaft of the switch main body, and then the rotary knob seat is fixedly connected with the rotating shaft seat through the second fastener, so that the rotary knob assembly can drive the rotating shaft seat to rotate and further drive the driving shaft to rotate; the knob operation device is simple in structure and installation, and is convenient for a user to use.

Description

Technical Field

[0001] The utility model relates to the technical field of switch cabinets, in particular to a knob operating device for an isolating switch. Background Art

[0002] The isolating switch includes a switch body, a rotating shaft and a knob operating device. The switch body is generally installed on the guide rail inside the cabinet, and the knob operating device is installed on the cabinet door. The knob operating device drives the switch body to open and close through the rotating shaft. In some use occasions, the isolating switch needs to be directly installed on the cabinet door, and the current assembly method of the knob operating device is relatively complicated and inconvenient for users to use; in addition, if the panel of the knob operating device is directly fixed to the cabinet door by screws outside the cabinet door, the screws are exposed on the outside of the cabinet door, which affects the aesthetics of the product. Utility Model Content

[0003] Therefore, the technical problem to be solved by the utility model is to overcome the defect of the isolating switch in the prior art that it is inconvenient to install on the cabinet door, thereby providing a knob operating device for the isolating switch which is easy to install, convenient for users to use and has screws hidden in the knob.

[0004] To this end, the utility model provides a knob operating device for an isolating switch, comprising a panel assembly and a knob assembly, the panel assembly comprising a panel and a rotating shaft seat rotatably mounted on the panel, the panel being mounted on the front side of a cabinet door and fixedly connected to a switch body located on the back side of the cabinet door via a first fastener, the rotating shaft seat being connected to a driving shaft of the switch body; the knob assembly comprising a knob and a knob seat fixed on the knob and arranged corresponding to the rotating shaft seat, the knob seat being fixedly connected to the rotating shaft seat via a second fastener.

[0005] The knob assembly also includes: a lock plate, which is rotatably mounted on the knob seat and is formed with a lock hole for a padlock. The lock plate has a locked state in which it cooperates with the panel to prevent the knob assembly from rotating, and an unlocked state in which it is separated from the panel.

[0006] A notch is formed on the panel, and the lock plate is provided with a lock tongue, wherein when the lock plate is in the locked state, the lock tongue is located in the notch; when the lock plate is in the unlocked state, the lock tongue is separated from the notch.

[0007] A second connecting hole is formed on the rotating shaft seat, and a third through hole and a fourth through hole corresponding to the second connecting hole are respectively formed on the locking plate and the knob seat. The second fastener is a screw, which passes through the third through hole and the fourth through hole in sequence and is connected to the second connecting hole.

[0008] The panel has an extension portion and a first through hole located in the middle of the extension portion, a hook block is provided at the bottom of the extension portion, the shaft seat has a connecting portion extending into the first through hole, and a hook is provided on the outer wall of the connecting portion to be hooked with the hook block.

[0009] A flange is arranged on the outer wall of the shaft seat, an annular wall is arranged on the side of the flange facing the bottom of the panel, a sealing ring is arranged between the flange and the bottom of the panel, and the annular wall is embedded in the annular groove at the top of the sealing ring.

[0010] The panel is provided with a plurality of second through holes, the switch body is provided with first connecting holes corresponding to the plurality of second through holes, the first fastener is a screw, and the screw is connected to the first connecting hole after passing through the second through holes.

[0011] The knob is provided with a baffle suitable for shielding a plurality of the second through holes.

[0012] A convex column is provided on the top of the rotating shaft seat, a limiting rib is formed on the outer wall of the convex column, a groove is formed on the knob seat for the convex column to be inserted, and a slot adapted to the limiting rib is provided on the inner wall of the groove.

[0013] The knob is formed with an installation groove suitable for installing the knob seat, a boss is provided on one side wall of the installation groove, a clamping hole is provided on the other side wall, and the knob seat is provided with a stopper abutting against the top of the boss and a clamping block adapted to be connected with the clamping hole.

[0014] The technical solution of this utility model has the following advantages:

[0015] 1. The knob operating device of the isolating switch provided by the utility model comprises a panel assembly and a knob assembly, wherein the panel assembly comprises a panel and a rotating shaft seat rotatably mounted on the panel, and the knob assembly comprises a knob and a knob seat fixed on the knob and arranged corresponding to the rotating shaft seat. During assembly, the panel and the switch body respectively located on the front and back of the cabinet door are first fixed by a first fastener, the rotating shaft seat is connected to the driving shaft of the switch body, and then the knob seat is fixedly connected to the rotating shaft seat by a second fastener, so that the rotating shaft seat can be driven to rotate by the knob assembly, and then the driving shaft can be driven to rotate, so that the switch body is opened and closed. The structure of the above-mentioned knob operating device is simple to install and convenient for users to use.

[0016] 2. The knob operating device of the isolating switch provided by the utility model has a notch formed on the panel, and the lock plate is provided with a lock tongue, wherein when the lock tongue is located in the notch, the knob assembly cannot be rotated, thereby avoiding misoperation.

[0017] 3. The knob operating device of the isolating switch provided by the utility model has a panel with an extension portion and a first through hole located in the middle of the extension portion, a hook block is provided at the bottom of the extension portion, the shaft seat has a connecting portion extending into the first through hole, and a hook is provided on the outer wall of the connecting portion to be hooked with the hook block, so that the shaft seat and the panel can be assembled quickly and conveniently.

[0018] 4. The knob operating device of the isolating switch provided by the utility model has a flange on the outer wall of the shaft seat, an annular wall is provided on the side of the flange facing the bottom of the panel, a sealing ring is provided between the flange and the bottom of the panel, and the annular wall is embedded in the annular groove on the top of the sealing ring. The sealing ring can achieve sealing between the shaft seat and the panel, and the dust and water proof effect is better.

[0019] 5. The knob operating device of the isolating switch provided by the utility model has a baffle plate on the knob suitable for shielding multiple first fasteners, thereby preventing the first fasteners from being exposed to the outside, which is more beautiful.

[0020] 6. The knob operating device of the isolating switch provided by the utility model has a second connecting hole formed on the shaft seat, and a third through hole and a fourth through hole corresponding to the second connecting hole are respectively formed on the lock plate and the knob seat, and the second fastener is a screw, which passes through the third through hole and the fourth through hole in sequence and is connected to the second connecting hole, thereby assembling the knob seat and the shaft seat together, which is convenient for disassembly and assembly of the product and user-friendly. At the same time, the screw is hidden inside the knob and is not exposed on the outside, making the product more beautiful. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a three-dimensional diagram of the isolating switch of the utility model;

[0023] Figure 2 This is a schematic diagram of the structure in which the isolating switch is installed on the cabinet door;

[0024] Figure 3 is a perspective view of the knob operating device;

[0025] Figure 4 is a three-dimensional diagram of the switch body;

[0026] Figure 5 It is a schematic diagram of the exploded structure of the knob operating device;

[0027] Figure 6 It is a cross-sectional view of the knob operating device (the lock plate is in the unlocked state);

[0028] Figure 7 It is a cross-sectional view of the knob operating device (the lock plate is in a locked state);

[0029] Figure 8 is a perspective view of a panel assembly;

[0030] Fig. 9 is a cross-sectional view of a panel assembly;

[0031] Fig.10 is a three-dimensional image of the panel;

[0032] Fig.11 is a three-dimensional diagram of a rotating shaft seat;

[0033] Fig.12 is a cross-sectional view of the rotating shaft seat;

[0034] Fig.13 is a three-dimensional diagram of the knob seat;

[0035] Fig.14 A three-dimensional diagram of the knob;

[0036] Fig.15 A three-dimensional diagram of the lock plate.

[0037] Explanation of the accompanying drawings: 1. panel assembly; 2. panel; 3. shaft seat; 4. cabinet door; 5. switch body; 6. drive shaft; 7. knob assembly; 8. knob; 9. knob seat; 10. second fastener; 11. first through hole; 12. extension portion; 13. hook block; 14. connecting portion; 15. hook; 16. flange; 17. annular wall; 18. sealing ring; 19. second through hole; 20. first connecting hole; 21. baffle; 22. boss; 23. limiting rib; 24. groove; 25. slot; 26. lock plate; 27. lock hole; 28. notch; 29. ​​lock tongue; 30. second connecting hole; 31. mounting groove; 32. boss; 33. third through hole; 34. fourth through hole; 35. slot; 36. block; 37. block; 38. opening slot; 39. pin shaft. DETAILED DESCRIPTION

[0038] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0039] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0040] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0041] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0042] Example

[0043] This embodiment provides a knob operating device for an isolating switch, such as Figure 1 As shown, it includes a panel assembly 1 and a knob assembly 7.

[0044] Panel assembly 1, such as Figure 8 As shown, it includes a panel 2 and a rotating shaft seat 3 rotatably mounted on the panel 2.

[0045] Panel 2, such as Figure 2 As shown, it is installed on the front of the cabinet door 4 and is fixedly connected to the switch body 5 located on the back of the cabinet door 4 through a first fastener (not shown in the figure). Fig.10 As shown, the panel 2 is provided with a plurality of second through holes 19, the switch body 5 is provided with first connecting holes 20 corresponding to the plurality of second through holes 19, and the first fastener is a screw, which passes through the second through holes 19 and is connected to the first connecting hole 20. The panel 2 has an extension portion 12, and a first through hole 11 located in the middle of the extension portion 12, and a hook block 13 is provided at the bottom of the extension portion 12.

[0046] like Fig. 9 and Fig.11As shown, the shaft seat 3 has a connecting portion 14 extending into the first through hole 11, and a hook 15 hooked and connected to the hook block 13 is provided on the outer wall of the connecting portion 14. Fig.12 As shown, a flange 16 is provided on the outer wall of the rotating shaft seat 3, and a ring wall 17 is provided on the side of the flange 16 facing the bottom of the panel 2. A sealing ring 18 is provided between the flange 16 and the bottom of the panel 2, and the ring wall 17 is embedded in the ring groove at the top of the sealing ring 18. The sealing ring 18 realizes the sealing between the rotating shaft seat 3 and the panel 2. The rotating shaft seat 3 is connected to the driving shaft 6 of the switch body 5. In this embodiment, as shown in FIG. Figure 4 and Fig.12 As shown, the driving shaft 6 is a square shaft, and the rotating shaft seat 3 is formed with a square hole adapted to the square shaft. A convex column 22 is provided on the top of the rotating shaft seat 3, and a limiting rib 23 is formed on the outer wall of the convex column 22.

[0047] Knob assembly 7, such as Figure 6 As shown, it includes a knob 8, a knob seat 9 and a locking plate 26.

[0048] like Figure 6 , Figure 7 and Fig.14 As shown, the knob 8 is formed with a mounting groove 31 suitable for mounting the knob seat 9, a boss 32 is provided on one side wall of the mounting groove 31, and a clamping hole 35 is provided on the other side wall. The knob seat 9 is provided with a stopper 36 abutting against the top of the boss 32, and a clamping block 37 adapted to be connected with the clamping hole 35. Figure 3 and Figure 5 As shown, the knob 8 is provided with a baffle 21 suitable for shielding the plurality of second fasteners 10 .

[0049] The knob seat 9 is fixed on the knob 8 and is arranged corresponding to the shaft seat 3. Fig.13 As shown, the knob seat 9 is formed with a groove 24 for the protrusion 22 to be inserted, and the inner wall of the groove 24 is provided with a slot 25 adapted to the limiting rib 23. The knob seat 9 is fixedly connected to the shaft seat 3 through a second fastener 10, as shown in FIG. Figure 6 As shown, a second connecting hole 30 is formed on the shaft seat 3, and a third through hole 33 and a fourth through hole 34 corresponding to the second connecting hole 30 are respectively formed on the lock plate 26 and the knob seat 9, and the second fastener 10 is a screw, which passes through the third through hole 33 and the fourth through hole 34 in sequence and is connected to the second connecting hole 30.

[0050] The lock plate 26 is rotatably mounted on the knob seat 9 and is formed with a lock hole 27 for a padlock (not shown in the figure). The lock plate 26 has a locked state in which it is locked with the panel 2 to prevent the knob assembly 7 from rotating, and an unlocked state in which it is separated from the panel 2. Figure 7 and Fig.15 As shown, the panel 2 is formed with a notch 28, and the lock plate 26 is provided with a lock tongue 29, wherein the lock plate 26 is in a position as shown in FIG. Figure 7 In the locked state shown in FIG. 1 , the locking tongue 29 is located in the notch 28; the locking plate 26 is in the locked state as shown in FIG. Figure 6 In the unlocked state shown, the locking tongue 29 is separated from the notch 28. In this embodiment, during assembly, the locking plate 26 is inserted into the opening slot 38 of the knob seat 9, and the two are pivotally connected through the pin 39.

[0051] The knob operating device of the isolating switch provided by the utility model comprises a panel assembly 1 and a knob assembly 7, wherein the panel assembly 1 comprises a panel 2 and a rotating shaft seat 3 rotatably mounted on the panel 2, and the knob assembly 7 comprises a knob 8 and a knob seat 9 fixed on the knob 8 and arranged corresponding to the rotating shaft seat 3. During assembly, the panel 2 and the switch body 5 respectively located on the front and back of the cabinet door 4 are first fixed by a first fastener, the rotating shaft seat 3 is connected to the driving shaft 6 of the switch body 5, and then the knob seat 9 is fixedly connected to the rotating shaft seat 3 by a second fastener 10, so that the rotating shaft seat 3 can be driven to rotate by the knob assembly 7, and then the driving shaft 6 can be driven to rotate, so that the switch body 5 is opened and closed. The structure of the above-mentioned knob operating device is simple to install and convenient for users to use.

[0052] Obviously, the above embodiments are merely examples for the purpose of clear explanation, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived therefrom are still within the scope of protection of the invention of the utility model.

Claims

1. A knob operating device for an isolating switch, characterized in that: include: A panel assembly (1) comprises a panel (2) and a rotating shaft seat (3) rotatably mounted on the panel (2); the panel (2) is mounted on the front of a cabinet door (4) and is fixedly connected to a switch body (5) located on the back of the cabinet door (4) via a first fastener; the rotating shaft seat (3) is connected to a driving shaft (6) of the switch body (5); The knob assembly (7) comprises a knob (8) and a knob seat (9) fixed on the knob (8) and arranged corresponding to the shaft seat (3); the knob seat (9) is fixedly connected to the shaft seat (3) via a second fastener (10).

2. The knob operating device of the isolating switch according to claim 1, characterized in that: The knob assembly (7) further comprises: A lock plate (26) is rotatably mounted on the knob seat (9) and is formed with a lock hole (27) for a padlock. The lock plate (26) has a locked state in which it is locked with the panel (2) to prevent the knob assembly (7) from rotating, and an unlocked state in which it is separated from the panel (2).

3. The knob operating device of the isolating switch according to claim 2, characterized in that: The panel (2) is formed with a notch (28), and the lock plate (26) is provided with a lock tongue (29), wherein when the lock plate (26) is in the locked state, the lock tongue (29) is located in the notch (28); when the lock plate (26) is in the unlocked state, the lock tongue (29) is separated from the notch (28).

4. The knob operating device of the isolating switch according to claim 2 or 3, characterized in that: The rotating shaft seat (3) is formed with a second connecting hole (30), the locking plate (26) and the knob seat (9) are respectively formed with a third through hole (33) and a fourth through hole (34) arranged corresponding to the second connecting hole (30), and the second fastener (10) is a screw, which passes through the third through hole (33) and the fourth through hole (34) in sequence and is connected to the second connecting hole (30).

5. The knob operating device of the isolating switch according to claim 1, characterized in that: The panel (2) has an extension portion (12) and a first through hole (11) located in the middle of the extension portion (12); a hook block (13) is provided at the bottom of the extension portion (12); the shaft seat (3) has a connecting portion (14) extending into the first through hole (11); and a hook (15) is provided on the outer wall of the connecting portion (14) for hooking and connecting with the hook block (13).

6. The knob operating device of the isolating switch according to claim 1, characterized in that: A flange (16) is provided on the outer wall of the rotating shaft seat (3); an annular wall (17) is provided on the side of the flange (16) facing the bottom of the panel (2); a sealing ring (18) is provided between the flange (16) and the bottom of the panel (2); and the annular wall (17) is embedded in an annular groove at the top of the sealing ring (18).

7. The knob operating device of the isolating switch according to claim 5 or 6, characterized in that: The panel (2) is provided with a plurality of second through holes (19), the switch body (5) is provided with first connecting holes (20) corresponding to the plurality of second through holes (19), and the first fastener is a screw, which passes through the second through holes (19) and is connected to the first connecting hole (20).

8. The knob operating device of the isolating switch according to claim 7, characterized in that: The knob (8) is provided with a baffle (21) suitable for shielding a plurality of the first fasteners.

9. The knob operating device of the isolating switch according to claim 1, characterized in that: The top of the rotating shaft seat (3) is provided with a boss (22), the outer wall of the boss (22) is formed with a limiting rib (23), the knob seat (9) is formed with a groove (24) for the boss (22) to be inserted, and the inner wall of the groove (24) is provided with a slot (25) adapted to the limiting rib (23).

10. The knob operating device of the isolating switch according to claim 1, characterized in that: The knob (8) is formed with a mounting groove (31) suitable for mounting the knob seat (9); a boss (32) is provided on one side wall of the mounting groove (31), and a clamping hole (35) is provided on the other side wall; the knob seat (9) is provided with a stopper (36) abutting against the top of the boss (32), and a clamping block (37) adapted to be connected to the clamping hole (35).

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