Auxiliary switch with locking mechanism

Abstract

The utility model discloses an auxiliary switch with a locking mechanism, which comprises a switch body, a rotating shaft is arranged in the switch body, the outer side of the rotating shaft is movably sleeved with a connecting seat, the connecting seat is in contact with the switch body, a through groove is formed in the connecting seat, an inserting rod is slidably sleeved in the through groove, and a locking mechanism is arranged in the inserting rod. The inserting rod is fixedly connected with the switch body, an air cylinder is fixedly connected into the connecting base, the output end of the air cylinder is slidably connected with the connecting base, a connecting mechanism is arranged on the connecting base, and a locking mechanism is arranged on the rotating shaft. According to the utility model, the opening and closing of the switch can be controlled through the design of the rotating shaft, the rotating shaft can be limited through the insertion of the insertion block and the insertion slot, the switch can be locked when the switch is opened and closed, the influence of the rotation of the rotating shaft caused by vibration or shaking on use is avoided, the rapid separation of the insertion block and the insertion slot can be realized under the action of the cylinder, and the use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary switches, in particular to an auxiliary switch with a locking mechanism. Background Art

[0002] Auxiliary switch is a non-manually operated device, suitable for controlling the closing, opening, interlocking and signal circuits of various high-voltage switch operating mechanisms. The auxiliary switch adopts a modular structure, that is, the number of switch switching levels (number of contact pairs) can be selected by the customer as needed.

[0003] The utility model patent with the patent authorization announcement number CN213752412U discloses a momentary auxiliary switch. The utility model includes a base plate, a rotating shaft is passed through the center hole of the base plate, and is characterized in that a cam is arranged on the rotating shaft, and guide rods matching the cam are arranged at the upper and lower ends of the cam, the upper end of the upper guide rod and the inner end of the lateral upper leaf spring are the interacting ends, the lower end of the lower guide rod and the inner end of the lateral lower leaf spring are the interacting ends, and the outer end of the leaf spring is the contact end with the fixed contact piece; the inner end of the leaf spring is connected to the fixed contact piece of the leaf spring.

[0004] In the above prior art, during the use of the auxiliary switch, the rotating shaft for controlling the opening and closing is not convenient to be locked and limited, and when the rotating shaft is affected by external force, it may rotate loose, affecting the opening and closing of the switch. Therefore, improvement is needed. Utility Model Content

[0005] The utility model aims to provide an auxiliary switch with a locking mechanism, which solves the problem of inconvenience in limiting and locking the rotating shaft.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an auxiliary switch with a locking mechanism, comprising a switch body, a rotating shaft is arranged inside the switch body, a connecting seat is movably sleeved on the outer side of the rotating shaft, the connecting seat is in contact with the switch body, a through groove is opened inside the connecting seat, a plug rod is slidably sleeved inside the through groove, the plug rod is fixedly connected to the switch body, a cylinder is fixedly connected inside the connecting seat, the output end of the cylinder is slidably connected to the connecting seat, a connecting mechanism is arranged on the connecting seat, and a locking mechanism is arranged on the rotating shaft.

[0007] Preferably, the connection mechanism includes a positioning rod, the front end of the switch body is fixedly connected with the positioning rod, the positioning rod is slidably connected to the connection seat, the internal sliding sleeve of the positioning rod is connected with a limit block, the end of the limit block away from the positioning rod is fixedly connected with a connecting ring, the connecting ring is slidably connected to the connection seat, the end of the connecting ring away from the limit block is fixedly connected with a connecting rod, the connecting rod is slidably connected to the connection seat, a first spring is arranged on the outside of the connecting rod, and a connecting disk is fixedly connected to the outside of the connecting rod. By designing the connection mechanism, it is convenient to disassemble the connection seat.

[0008] Preferably, one end of the first spring is fixedly connected to the connecting ring, and the other end of the first spring is fixedly connected to the connecting seat. By designing the first spring, the force of the first spring can act on the connecting ring.

[0009] Preferably, the locking mechanism includes a slot, the shaft is provided with a slot, the slot is slidably sleeved with an insert block, the insert block is slidably connected to the connection seat, a second spring is provided inside the connection seat, a connecting rod is fixedly connected to the top of the insert block, an inclined block is fixedly connected to the outside of the connecting rod, the inclined block is slidably connected to the connection seat, a connecting strip is fixedly connected to the lower end of the cylinder output end, a pressure block is fixedly connected to the bottom of the connecting strip, the connecting strip and the pressure block are both slidably connected to the connection seat, and the pressure block is slidably connected to the inclined block. By designing the locking mechanism, the shaft can be locked.

[0010] Preferably, there are multiple slots, which are evenly distributed in a ring shape on the shaft. The slots are designed so that the insert can slide into the slots at different positions.

[0011] Preferably, one end of the second spring is fixedly connected to the plug block, and the other end of the second spring is fixedly connected to the connecting seat. By designing the second spring, the force of the second spring can act on the plug block.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model can control the opening and closing of the switch by designing the function of the rotating shaft. The rotating shaft can be limited by plugging the plug block into the slot, and then it can be locked when the switch is opened and closed to avoid the influence of the self-rotation of the rotating shaft caused by vibration or shaking. The plug block and the slot can be quickly separated under the action of the cylinder, which is convenient to use.

[0014] 2. The utility model can assist in limiting the connection seat by designing the connection between the insertion rod and the through slot and the connection between the positioning rod and the connection seat. At the same time, the connection seat and the positioning connection can be fixed by the connection between the limiting rod and the positioning rod, so that the connection seat can be used in combination with the switch body, and the limiting block can be easily separated from the positioning rod, which is convenient for disassembly of the connection seat and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 A three-dimensional cross-sectional view of a local structure of a connecting seat;

[0017] Figure 3For this utility model Figure 2 A magnified image of point A;

[0018] Figure 4 For this utility model Figure 2 Enlarged view of point B.

[0019] In the figure: 1. switch body; 2. rotating shaft; 3. connecting seat; 4. through groove; 5. plug rod; 6. cylinder; 7. connecting mechanism; 8. locking mechanism; 71. positioning rod; 72. limit block; 73. connecting ring; 74. connecting rod; 75. first spring; 76. connecting plate; 81. slot; 82. plug block; 83. second spring; 84. connecting rod; 85. oblique block; 86. connecting strip; 87. pressing block. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0021] See also Figure 1 , Figure 2 An auxiliary switch with a locking mechanism comprises a switch body 1, a rotating shaft 2 is arranged inside the switch body 1, a connecting seat 3 is movably sleeved on the outer side of the rotating shaft 2, the connecting seat 3 contacts the switch body 1, a through groove 4 is arranged inside the connecting seat 3, a plug rod 5 is slidably sleeved inside the through groove 4, the plug rod 5 is fixedly connected to the switch body 1, a cylinder 6 is fixedly connected inside the connecting seat 3, an output end of the cylinder 6 is slidably connected to the connecting seat 3, a connecting mechanism 7 is arranged on the connecting seat 3, and a locking mechanism 8 is arranged on the rotating shaft 2.

[0022] See also Figure 1 , Figure 2 , Figure 3The connection mechanism 7 includes a positioning rod 71, the front end of the switch body 1 is fixedly connected with the positioning rod 71, the positioning rod 71 is slidably connected with the connection seat 3, the internal sliding sleeve of the positioning rod 71 is connected with a limit block 72, the end of the limit block 72 away from the positioning rod 71 is fixedly connected with a connecting ring 73, the connecting ring 73 is slidably connected with the connection seat 3, the end of the connecting ring 73 away from the limit block 72 is fixedly connected with a connecting rod 74, the connecting rod 74 is slidably connected with the connection seat 3, and a first spring 75 is arranged on the outside of the connecting rod 74, one end of the first spring 75 is fixedly connected with the connecting ring 73, and the other end of the first spring 75 is fixedly connected with the connection seat 3. By designing the first spring 75, the force of the first spring 75 can act on the connecting ring 73, and the outside of the connecting rod 74 is fixedly connected with a connecting plate 76. By designing the connection mechanism 7, it is convenient to disassemble the connection seat 3.

[0023] See also Figure 1 , Figure 2 , Figure 4 The locking mechanism 8 includes a slot 81. The interior of the rotating shaft 2 is provided with a slot 81. The interior of the slot 81 is slidably sleeved with an insert block 82. There are multiple slots 81. The multiple slots 81 are annular and evenly distributed on the rotating shaft 2. By designing the slot 81, the insert block 82 can slide into the slots 81 at different positions. The insert block 82 is slidably connected to the connecting seat 3. A second spring 83 is provided inside the connecting seat 3. One end of the second spring 83 is fixedly connected to the insert block 82, and the other end of the second spring 83 is fixedly connected to the connecting seat 3. Next, by designing the second spring 83, the force of the second spring 83 can act on the plug block 82, the top of the plug block 82 is fixedly connected with a connecting rod 84, the outer side of the connecting rod 84 is fixedly connected with an inclined block 85, the inclined block 85 is slidably connected to the connecting seat 3, the lower end of the output end of the cylinder 6 is fixedly connected with a connecting strip 86, the bottom of the connecting strip 86 is fixedly connected with a pressure block 87, the connecting strip 86 and the pressure block 87 are both slidably connected to the connecting seat 3, the pressure block 87 is slidably connected to the inclined block 85, and the rotating shaft 2 can be locked by designing the locking mechanism 8.

[0024] The specific implementation process of the utility model is as follows: when in use, the opening and closing of the switch can be controlled by the action of the rotating shaft 2, and the rotating shaft 2 can be limited by the plugging of the plug block 82 and the slot 81, and then it can be locked when the switch is opened and closed to prevent the rotation of the rotating shaft 2 from being affected by vibration or shaking. When it is necessary to release the limit of the rotating shaft 2, start the cylinder 6, the output end of the cylinder 6 drives the connecting bar 86 to move downward, the connecting bar 86 drives the pressure block 87 to move downward, the pressure block 87 slides along the inclined surface of the inclined block 85, the inclined block 85 drives the connecting rod 84 to move horizontally, the connecting rod 84 drives the plug block 82 to move horizontally, the plug block 82 squeezes the second spring 83, and the plug block 82 can be separated from the slot 81, and then the limit of the rotating shaft 2 can be released, which is convenient to use.

[0025] When the connecting seat 3 needs to be disassembled, first pull the connecting plate 76 horizontally, the connecting plate 76 drives the connecting rod 74 to move horizontally, the connecting rod 74 drives the connecting ring 73 to move, the connecting ring 73 squeezes the first spring 75, and at the same time the connecting ring 73 drives the limit block 72 to move horizontally, so that the limit block 72 is separated from the positioning rod 71. At this time, the connecting seat 3 is moved outward, so that the connecting seat 3 is separated from the positioning rod 71 and the insertion rod 5 respectively, which is convenient for disassembly of the connecting seat 3 and easy to use.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An auxiliary switch with a locking mechanism, comprising a switch body (1), characterized in that: The switch body (1) is provided with a rotating shaft (2) inside, a connecting seat (3) is movably sleeved on the outer side of the rotating shaft (2), the connecting seat (3) is in contact with the switch body (1), a through slot (4) is provided inside the connecting seat (3), an insert rod (5) is slidably sleeved inside the through slot (4), the insert rod (5) is fixedly connected to the switch body (1), a cylinder (6) is fixedly connected inside the connecting seat (3), an output end of the cylinder (6) is slidably connected to the connecting seat (3), a connecting mechanism (7) is provided on the connecting seat (3), and a locking mechanism (8) is provided on the rotating shaft (2).

2. An auxiliary switch with a locking mechanism according to claim 1, characterized in that: The connecting mechanism (7) comprises a positioning rod (71), the front end of the switch body (1) is fixedly connected with the positioning rod (71), the positioning rod (71) is slidably connected to the connecting seat (3), the interior of the positioning rod (71) is slidably sleeved with a limit block (72), the end of the limit block (72) away from the positioning rod (71) is fixedly connected with a connecting ring (73), the connecting ring (73) is slidably connected to the connecting seat (3), the end of the connecting ring (73) away from the limit block (72) is fixedly connected with a connecting rod (74), the connecting rod (74) is slidably connected to the connecting seat (3), a first spring (75) is arranged on the outer side of the connecting rod (74), and a connecting disk (76) is fixedly connected to the outer side of the connecting rod (74).

3. An auxiliary switch with a locking mechanism according to claim 2, characterized in that: One end of the first spring (75) is fixedly connected to the connecting ring (73), and the other end of the first spring (75) is fixedly connected to the connecting seat (3).

4. The auxiliary switch with a locking mechanism according to claim 1, characterized in that: The locking mechanism (8) comprises a slot (81), the interior of the rotating shaft (2) is provided with a slot (81), the interior of the slot (81) is slidably sleeved with an insert block (82), the insert block (82) is slidably connected to the connecting seat (3), a second spring (83) is arranged inside the connecting seat (3), the top of the insert block (82) is fixedly connected with a connecting rod (84), the outer side of the connecting rod (84) is fixedly connected with an inclined block (85), the inclined block (85) is slidably connected to the connecting seat (3), the lower end of the output end of the cylinder (6) is fixedly connected with a connecting strip (86), the bottom of the connecting strip (86) is fixedly connected with a pressing block (87), the connecting strip (86) and the pressing block (87) are both slidably connected to the connecting seat (3), and the pressing block (87) is slidably connected to the inclined block (85).

5. An auxiliary switch with a locking mechanism according to claim 4, characterized in that: There are a plurality of slots (81), and the plurality of slots (81) are arranged in a ring shape and evenly distributed on the rotating shaft (2).

6. The auxiliary switch with a locking mechanism according to claim 4, characterized in that: One end of the second spring (83) is fixedly connected to the insert block (82), and the other end of the second spring (83) is fixedly connected to the connecting seat (3).

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