Interlocking device of disconnecting switch mechanism

Abstract

The utility model relates to the technical field of interlocking devices, and discloses an interlocking device of an isolating switch mechanism, which comprises a shell, the inner wall of the shell is fixedly connected with a limiting rod, and the outer wall of the limiting rod is provided with a guide groove. When closing is needed, an auxiliary switch is pushed upwards, the auxiliary switch drives a guide block to move inwards along a guide groove, the auxiliary switch limits the space on the left side of a power transmission rod, meanwhile, the auxiliary switch jacks up a limiting buckle on the top upwards, and the inner wall of the limiting buckle rotates along the outer wall of a second limiting rod; when the limiting buckle rotates downwards, the limiting block is driven, the limiting block pulls the limiting spring, the tail of the limiting buckle moves upwards through the counter-acting force of the limiting spring, and therefore the auxiliary switch in the limiting buckle is limited, and the situation that the reset block and the auxiliary switch are pulled back to the original position due to the fact that the auxiliary switch is subjected to inward pulling force of the reset spring is prevented. The switch can not turn off a power supply under non-manual operation, thereby preventing a mistaken touch condition.

Description

TECHNICAL FIELD

[0001] The utility model relates to interlocking device technical field especially relates to a kind of interlocking device of isolating switch mechanism. BACKGROUND

[0002] The interlocking device of isolating switch mechanism is used to ensure the safe operation of equipment. The main functions include preventing misoperation, and only under certain conditions, the interlocking device allows the operation of isolating switch to avoid misoperation. The interlocking device is usually realized by mechanical linkage to coordinate the operation between different equipment.

[0003] Most of the existing isolating switches are fixed by lever negative offset value, which is easy to cause the phenomenon of accidental touch and power-off. UTILITY MODEL CONTENT

[0004] To solve the above technical problems, the utility model provides an interlocking device of isolating switch mechanism.

[0005] The utility model adopts the following technical scheme: an interlocking device of isolating switch mechanism, including shell, the inner wall of shell is fixedly connected with limiting rod, the outer wall of limiting rod is equipped with guide groove, the outer wall of limiting rod is rotatably connected with auxiliary switch, the inner wall of auxiliary switch is fixedly connected with guide block, the inner wall of guide block is slidably connected in guide groove, the back surface of auxiliary switch is fixedly connected with reset block, the inner wall of reset block is in contact with reset spring, the end of reset spring away from reset block is in contact with fixed block, the back surface of fixed block is fixedly connected in the inner wall of shell, the outer wall of limiting rod is in contact with power supply rod, the inner wall of shell is fixedly connected with limiting rod two, the outer wall of limiting rod two is rotatably connected with limiting buckle, the back surface of limiting buckle is fixedly connected with limiting block, the inner wall of limiting block is in contact with limiting spring, the end of limiting spring away from limiting block is in contact with fixed block two, the top of fixed block two is fixedly connected in the top of inner wall of shell.

[0006] Through the above technical scheme, when power supply is needed, the auxiliary switch is pushed upward, the auxiliary switch drives the guide block to move inward along the guide groove, the auxiliary switch limits the space on the left side of power supply rod, at the same time, the auxiliary switch lifts the limiting buckle on the top upward, the inner wall of limiting buckle rotates along the outer wall of limiting rod two, the limiting buckle rotates downward to drive the limiting block, the limiting block pulls the limiting spring, the reaction force of limiting spring moves the tail of limiting buckle upward, so as to limit the auxiliary switch in the limiting buckle, prevent the auxiliary switch from being pulled back to the original position by the inward pulling force of reset spring, and the switch cannot be turned off under non-human operation.

[0007] As a further improvement of the above-mentioned scheme, the reset block is provided with two, two reset blocks are symmetrically arranged at the center of the limiting rod, the reset spring is provided with two, two reset springs are symmetrically arranged at the center of the limiting rod, the fixed block is provided with two, two fixed blocks are symmetrically arranged at the center of the limiting rod, and the limiting spring is provided with two, two limiting springs are symmetrically arranged at the center of the limiting rod.

[0008] As a further improvement of the above-mentioned scheme, the limiting rod outer wall right side rotates and connects with the starting switch, the limiting rod outer wall right side is provided with a guide groove two, the guide block two is fixedly connected on the inner wall of the starting switch, the guide block two outer wall is connected in the inner wall of the guide groove two, the starting switch outer wall is fixedly connected with the limiting block two, and the limiting slot is opened on the outer wall right side of the power supply rod.

[0009] As a further improvement of the above-mentioned scheme, the reset block is provided with two, two reset blocks are symmetrically arranged at the center of the limiting rod, the reset spring is provided with two, two reset springs are symmetrically arranged at the center of the limiting rod, the fixed block is provided with two, two fixed blocks are symmetrically arranged at the center of the limiting rod, and the limiting spring is provided with two, two limiting springs are symmetrically arranged at the center of the limiting rod.

[0010] As a further improvement of the above-mentioned scheme, the reset block is provided with two, two reset blocks are symmetrically arranged at the center of the limiting rod, the reset spring is provided with two, two reset springs are symmetrically arranged at the center of the limiting rod, the fixed block is provided with two, two fixed blocks are symmetrically arranged at the center of the limiting rod, and the limiting spring is provided with two, two limiting springs are symmetrically arranged at the center of the limiting rod.

[0011] Through the above technical scheme, when the auxiliary switch is fixed by the limiting buckle, the starting switch is pushed upward, the starting switch rotates along the outer wall of the limiting rod, the starting switch drives the inner wall guide block two, the guide block two moves inward along the guide groove two, and then the limiting block two on the left side of the starting switch is embedded in the inside of the limiting slot. Continue to move along the guide groove two, and then the limiting block two drives the power supply rod to rotate downward, so as to realize the power supply of the power supply plate by the power supply rod.

[0012] As a further improvement of the above-mentioned scheme, the reset block is provided with two, two reset blocks are symmetrically arranged at the center of the limiting rod, the reset spring is provided with two, two reset springs are symmetrically arranged at the center of the limiting rod, the fixed block is provided with two, two fixed blocks are symmetrically arranged at the center of the limiting rod, and the limiting spring is provided with two, two limiting springs are symmetrically arranged at the center of the limiting rod.

[0013] As a further improvement of the above-mentioned scheme, the reset block is provided with two, two reset blocks are symmetrically arranged at the center of the limiting rod, the reset spring is provided with two, two reset springs are symmetrically arranged at the center of the limiting rod, the fixed block is provided with two, two fixed blocks are symmetrically arranged at the center of the limiting rod, and the limiting spring is provided with two, two limiting springs are symmetrically arranged at the center of the limiting rod.

[0014] Through the above technical scheme, when the power transmission rod rotates downwards along the outer wall of the limiting rod, the bottom of the power transmission rod pushes the chamfer, the chamfer pushes the limiting slide rod to move outwards along the hole, and meanwhile the limiting slide rod compresses the reset spring three inwards, when the top of the power transmission rod rotates to the bottom of the limiting slide rod, the reaction force of the reset spring three pushes the shell to move the limiting slide rod inwards, the bottom of the limiting slide rod limits the top of the power transmission rod, and the personnel is prevented from touching the limiting buckle by mistake so that the starting switch moves downwards to lose the limitation on the power transmission rod and the power is cut off.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The utility model discloses a structure that when needing to be powered, the auxiliary switch is pushed upwards, the auxiliary switch drives the guide block to move inwards along the guide groove, the auxiliary switch limits the left side space of the power transmission rod, and the auxiliary switch lifts the limiting buckle on the top upwards, the inner wall of the limiting buckle rotates along the outer wall of the limiting rod two, the limiting buckle rotates downwards and drives the limiting block, the limiting block pulls the limiting spring, the reaction force of the limiting spring moves the tail of the limiting buckle upwards, the auxiliary switch in the limiting buckle is limited, the auxiliary switch is prevented from being pulled back to the original position by the reset spring, the switch cannot be closed under non-human operation, and the situation of mistaken touch is prevented.

[0017] The utility model discloses a structure that when the auxiliary switch is fixed by the limiting buckle, the starting switch is pushed upwards, the starting switch rotates along the outer wall of the limiting rod, the starting switch drives the inner wall guide block two, the guide block two moves inwards along the guide groove two, the limiting block two on the left side of the starting switch is embedded in the inside of the limiting groove, continues to move along the guide groove two upwards, and then the limiting block two drives the power transmission rod to rotate downwards, and the power transmission rod realizes the power supply to the power transmission plate.

[0018] The utility model discloses a structure that when the power transmission rod rotates downwards along the outer wall of the limiting rod, the bottom of the power transmission rod pushes the chamfer, the chamfer pushes the limiting slide rod to move outwards along the hole, and meanwhile the limiting slide rod compresses the reset spring three inwards, when the top of the power transmission rod rotates to the bottom of the limiting slide rod, the reaction force of the reset spring three pushes the shell to move the limiting slide rod inwards, the bottom of the limiting slide rod limits the top of the power transmission rod, and the personnel is prevented from touching the limiting buckle by mistake so that the starting switch moves downwards to lose the limitation on the power transmission rod and the power is cut off ACCURACY OF DRAWINGS

[0019] Figure 1 It is the whole structure schematic diagram of the utility model;

[0020] Figure 2 It is the reset spring structure schematic diagram of the utility model;

[0021] Figure 3 It is the utility model Figure 2 It is the A part enlarged structure schematic diagram of the utility model;

[0022] Figure 4 It is the schematic view of the limiting buckle structure of the utility model;

[0023] Figure 5 It is the schematic view of the limiting buckle structure of the utility model Figure 4 It is the schematic view of the limiting buckle structure of the utility model

[0024] Figure 6 It is the schematic view of the starting switch structure of the utility model;

[0025] Figure 7 It is the schematic view of the limiting buckle structure of the utility model Figure 6 It is the schematic view of the limiting buckle structure of the utility model

[0026] Figure 8 It is the schematic view of the limiting buckle structure of the utility model;

[0027] Figure 9 It is the schematic view of the limiting buckle structure of the utility model Figure 8 It is the schematic view of the limiting buckle structure of the utility model

[0028] Figure 10 It is the schematic view of the limiting buckle structure of the utility model;

[0029] Figure 11 It is the schematic view of the limiting buckle structure of the utility model;

[0030] Figure 12 It is the schematic view of the limiting buckle structure of the utility model;

[0031] Figure 13 It is the schematic view of the limiting buckle structure of the utility model.

[0032] Main symbol explanation:

[0033] 1, shell; 2, limiting rod; 3, guide groove; 4, auxiliary switch; 5, guide block; 6, power transmission rod; 7, reset block; 8, reset spring; 9, fixed block; 10, limiting rod two; 11, limiting buckle; 12, limiting block; 13, limiting spring; 14, fixed block two; 15, starting switch; 16, guide groove two; 17, guide block two; 18, limiting block two; 19, limiting groove; 20, reset block two; 21, reset spring two; 22, fixed block three; 23, limiting plate; 24, power transmission plate; 25, hole; 26, limiting sliding rod; 27, limiting rod three; 28, reset spring three; 29, chamfer. Specific implementation

[0034] In the following, the utility model is further described in combination with the drawings and specific implementation, and it should be explained that, under the premise of not conflicting, the following described each embodiment or each technical feature can be combined to form a new embodiment.

[0035] Embodiment:

[0036] Please combine Figures 1-13 The interlocking device of the isolating switch mechanism of the embodiment comprises an outer shell 1, a limiting rod 2 is fixedly connected to the inner wall of the outer shell 1, a guide groove 3 is formed in the outer wall of the limiting rod 2, an auxiliary switch 4 is rotatably connected to the outer wall of the limiting rod 2, a guide block 5 is fixedly connected to the inner wall of the auxiliary switch 4, the guide block 5 is slidably connected to the inner wall of the guide groove 3, a reset block 7 is fixedly connected to the back of the auxiliary switch 4, a reset spring 8 is in contact with the inner wall of the reset block 7, a fixed block 9 is in contact with the end of the reset spring 8 away from the reset block 7, the back of the fixed block 9 is fixedly connected to the inner wall of the outer shell 1, a power transmission rod 6 is in contact with the outer wall of the limiting rod 2, a limiting rod 2 is fixedly connected to the inner wall of the outer shell 1, a limiting buckle 11 is rotatably connected to the outer wall of the limiting rod 2, a limiting block 12 is fixedly connected to the back of the limiting buckle 11, a limiting spring 13 is in contact with the inner wall of the limiting block 12, a fixed block 2 is in contact with the end of the limiting spring 13 away from the limiting block 12, and the top of the fixed block 2 is fixedly connected to the top of the inner wall of the outer shell 1.

[0037] The reset block 7 is provided with two reset blocks 7, which are symmetrically arranged with the center of the limiting rod 2, the reset spring 8 is provided with two reset springs 8, which are symmetrically arranged with the center of the limiting rod 2, the fixed block 9 is provided with two fixed blocks 9, which are symmetrically arranged with the center of the limiting rod 2, and the limiting spring 13 is provided with two limiting springs 13, which are symmetrically arranged with the center of the limiting rod 2.

[0038] A starting switch 15 is rotatably connected to the right side of the outer wall of the limiting rod 2, a guide groove 2 is formed in the right side of the outer wall of the limiting rod 2, a guide block 2 is fixedly connected to the inner wall of the starting switch 15, the outer wall of the guide block 2 is slidably connected to the inner wall of the guide groove 2, a limiting block 2 is fixedly connected to the outer wall of the starting switch 15, and a limiting groove 19 is formed in the right side of the outer wall of the power transmission rod 6.

[0039] A reset block 2 is fixedly connected to the top of the end of the power transmission rod 6 away from the limiting rod 2, a reset spring 2 is in contact with the inner wall of the reset block 2, a fixed block 3 is in contact with the end of the reset spring 2 away from the reset block 2, and the top of the fixed block 3 is fixedly connected to the top of the inner wall of the outer shell 1.

[0040] A limiting plate 23 is in contact with the top of the power transmission rod 6, the right side of the limiting plate 23 is fixedly connected to the inner wall of the outer shell 1, and a power transmission plate 24 is in contact with the bottom of the power transmission rod 6.

[0041] The bottom of the power transmission plate 24 is fixedly connected to the bottom of the inner wall of the outer shell 1, a hole 25 is formed in the right side of the inner wall of the outer shell 1, a limiting sliding rod 26 is slidably connected to the inner wall of the hole 25, a limiting rod 3 is slidably connected to the inner wall of the hole 25, and the limiting rod 3 is fixedly connected to the outer wall of the limiting sliding rod 26.

[0042] The outer wall of the limiting sliding rod 26 is in contact with the reset spring three 28, and the end of the limiting sliding rod 26 away from the hole 25 is provided with a chamfer 29. The end of the reset spring three 28 away from the chamfer 29 is fixedly connected to the right inner wall of the shell 1.

[0043] The implementation principle of the interlocking device of the disconnector mechanism in the embodiment of the application is as follows: when power supply is needed, the auxiliary switch 4 is pushed upward, the auxiliary switch 4 rotates along the outer wall of the limiting rod 2, the auxiliary switch 4 drives the guide block 5 to move inward along the guide groove 3, the auxiliary switch 4 limits the space on the left side of the power supply rod 6, at the same time, the auxiliary switch 4 lifts the limiting buckle 11 at the top, the inner wall of the limiting buckle 11 rotates along the outer wall of the limiting rod 2, the limiting buckle 11 rotates downward and drives the limiting block 12, the limiting block 12 pulls the limiting spring 13, the reaction force of the limiting spring 13 moves the tail of the limiting buckle 11 upward, thereby limiting the auxiliary switch 4 in the limiting buckle 11, preventing the auxiliary switch 4 from being pulled back to the original position by the inward pulling force of the reset spring 8 and the reset block 7, and preventing the switch from being unable to close the power supply under non-manual operation, thereby preventing the phenomenon of misoperation, when the auxiliary switch 4 is fixed by the limiting buckle 11, the starting switch 15 is pushed upward, the starting switch 15 rotates along the outer wall of the limiting rod 2, the starting switch 15 drives the inner guide block 2, the guide block 2 moves inward along the guide groove 2, then the limiting block 2 on the left side of the starting switch 15 is embedded in the limiting groove 3, continues to move upward along the guide groove 2, then the limiting block 2 drives the power supply rod 6 to rotate downward, and the power supply rod 6 realizes power supply to the power transmission plate 24, when the power supply rod 6 rotates downward along the outer wall of the limiting rod 2, the power supply rod 6 pushes the chamfer 29 at the bottom, the chamfer 29 pushes the limiting slide rod 26 to move outward along the hole 25, at the same time, the limiting slide rod 26 compresses the reset spring 3 inward, when the top of the power supply rod 6 rotates to the bottom of the limiting slide rod 26, the reaction force of the reset spring 3 pushes the shell 1 to move the limiting slide rod 26 inward, the bottom of the limiting slide rod 26 limits the top of the power supply rod 6, preventing the limiting buckle 11 from being touched by mistake, thereby preventing the starting switch 15 from moving downward and losing the limitation of the power supply rod 6 to lose the power supply, when power supply is needed, the limiting slide rod 26 is pulled outward, the limiting slide rod 26 slides outward along the hole 25, the limiting slide rod 26 compresses the reset spring 3, the bottom of the limiting slide rod 26 is separated from the top of the power supply rod 6, at the same time, the limiting buckle 11 is lifted upward, the limiting buckle 11 drives the limiting block 12, the limiting block 12 pulls the limiting spring 13, the angle of the limiting buckle 11 changes, the bottom of the limiting buckle 11 is separated from the top of the starting switch 15, loses the limitation of the starting switch 15, at the same time, the reset block 7 is pulled inward by the reaction force of the reset spring 8, the reset block 7 pulls the starting switch 15, the starting switch 15 rotates downward along the outer wall of the limiting block 2, the starting switch 15 drives the guide block 2 to move outward along the guide groove 2, the starting switch 15 drives the limiting block 2 to separate from the limiting groove 3, loses the limitation of the power supply rod 6, the reset block 2 is pulled inward by the reaction force of the reset spring 2, the reset block 2 pulls the power supply rod 6 to move upward, until the top of the power supply rod 6 contacts the bottom of the limiting plate 23, the power supply rod 6 is separated from the power transmission plate 24 to disconnect the circuit.The opening limiting buckle 11 releases the restriction on the auxiliary switch 4, resets the auxiliary switch 4, and cannot supply power to the power supply rod 6 when the auxiliary switch 4 is pushed alone or the starting switch 15 is started. Only by opening the auxiliary switch 4 first, the auxiliary switch 4 limits the space of the power supply rod 6 on the outer wall of the limiting rod 2, and the power supply rod 6 can rotate to supply power to the power supply plate 24 when the starting switch 15 is opened. When the auxiliary switch 4 is closed alone, the bottom of the limiting sliding rod 26 limits the top of the power supply rod 6, so that the power supply rod 6 cannot be reset, and the personnel is prevented from misoperating to cut off or supply power.

[0044] The above-mentioned embodiments are only preferred embodiments of the present application, and cannot be used to limit the scope of protection of the present application. Any non-essential changes and replacements made by those skilled in the art on the basis of the present application shall fall within the scope of protection of the present application.

Claims

1. An interlocking device for a disconnector mechanism, characterized in that The utility model provides an electric power transmission device, including the shell (1), the inner wall fixed connection of shell (1) limit rod (2), the outer wall of limit rod (2) is equipped with guide groove (3), the outer wall rotationally connected of limit rod (2) has auxiliary switch (4), the inner wall fixed connection of auxiliary switch (4) guide block (5), guide block (5) slidingly connected in the inner wall of guide groove (3), the back fixed connection of auxiliary switch (4) has reset block (7), the inner wall contact of reset block (7) is equipped with reset spring (8), the one end contact of reset spring (8) away from reset block (7) is equipped with fixed block (9), the back fixed connection of fixed block (9) in the inner wall of shell (1), the outer wall contact of limit rod (2) is equipped with power transmission rod (6), the inner wall fixed connection of shell (1) limit rod two (10), the outer wall rotationally connected of limit rod two (10) has limit buckle (11), the back fixed connection of limit buckle (11) has limit block (12), the inner wall contact of limit block (12) is equipped with limit spring (13), the one end contact of limit spring (13) away from limit block (12) is equipped with fixed block two (14), the top fixed connection of fixed block two (14) in the inner wall top of shell (1).

2. A disconnecting mechanism interlock device according to claim 1, characterized in that: The reset block (7) is provided with two, two reset block (7) is symmetrically arranged with the center of limit rod (2), the reset spring (8) is provided with two, two reset spring (8) is symmetrically arranged with the center of limit rod (2), the fixed block (9) is provided with two, two fixed block (9) is symmetrically arranged with the center of limit rod (2), the limit spring (13) is provided with two, two limit spring (13) is symmetrically arranged with the center of limit rod (2).

3. A disconnecting link device according to claim 1, wherein: The outer wall right side of limit rod (2) rotationally connected has starting switch (15), the outer wall right side of limit rod (2) is equipped with guide groove two (16), the inner wall fixed connection of starting switch (15) has guide block two (17), the outer wall slidingly connected of guide block two (17) in the inner wall of guide groove two (16), the outer wall fixed connection of starting switch (15) has limit block two (18), the outer wall right side of power transmission rod (6) is equipped with limit groove (19).

4. A disconnecting link device according to claim 3, wherein: The top fixed connection of power transmission rod (6) away from the one end of limit rod (2) has reset block two (20), the inner wall contact of reset block two (20) is equipped with reset spring two (21), the one end contact of reset spring two (21) away from reset block two (20) is equipped with fixed block three (22), the top fixed connection of fixed block three (22) in the inner wall top of shell (1).

5. A disconnecting link device according to claim 1, wherein: The top contact of power transmission rod (6) is equipped with limit board (23), the right side fixed connection of limit board (23) in the inner wall of shell (1), the bottom contact of power transmission rod (6) is equipped with power transmission board (24).

6. A disconnecting link device according to claim 5, wherein: The bottom of the power transmission plate (24) is fixedly connected to the inner wall of the shell (1), a hole (25) is arranged on the right inner wall of the shell (1), a limiting slide rod (26) is slidably connected to the inner wall of the hole (25), a limiting rod three (27) is slidably connected to the inner wall of the hole (25), and the limiting rod three (27) is fixedly connected to the outer wall of the limiting slide rod (26).

7. A disconnecting link device according to claim 6, wherein: A reset spring three (28) is arranged in contact with the outer wall of the limiting slide rod (26), and a chamfer (29) is arranged on the end of the limiting slide rod (26) away from the hole (25), and one end of the reset spring three (28) away from the chamfer (29) is fixedly connected to the inner wall of the shell (1) on the right side.

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