CN220585124U

CN220585124U - Isolation switch

Info

Publication number: CN220585124U
Application number: CN202322295702.4U
Authority: CN
Inventors: 唐红刚
Original assignee: Xi'an Zhongdian Voltage Converter Rectifier Factory Co ltd
Current assignee: Xi'an Zhongdian Voltage Converter Rectifier Factory Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2024-03-12
Anticipated expiration: 2033-08-25

Abstract

The utility model discloses an isolating switch, which relates to the technical field of electric elements and comprises a shell, wherein a fixed block is fixedly connected to the left outer wall of the shell, a rotating shaft is rotatably connected to the left outer wall of the shell, a pull rod is fixedly connected to the outer wall of the rotating shaft, a sleeve rod is slidably connected to the outer wall of the pull rod, a movable rod is elastically connected to the inner wall of the rotating shaft through a compression spring, a clamping block is fixedly connected to the outer wall of the movable rod, a clamping groove A is formed in the inner wall of the fixed block, a clamping groove B is formed in the inner wall of the fixed block, and an installation seat is clamped to the right outer wall of the shell.

Description

Isolation switch

Technical Field

The utility model relates to the technical field of electrical elements, in particular to an isolating switch.

Background

The electrical components are basic components for forming an electrical circuit, and include various electronic components and conventional electrical components, and the electrical field relates to various components, each component has different functions and characteristics, so as to meet different circuit requirements, and in electrical design and installation, it is important to reasonably select and apply the electrical components.

Disconnectors are widely used in many electrical devices and systems, such as in the fields of power systems, industrial control, building electrical, equipment maintenance, etc., and are a type of switching device for breaking a circuit connection between an electrical device and a power source, the main function of which is to isolate the electrical device, ensuring that the electrical connection between the device and the power source is completely broken when the device is serviced, overhauled or disabled, in order to provide a safe operating environment.

The switch blade on the isolating switch controls the circulation or disconnection of a circuit, and in part of the prior art, the position of the switch blade cannot be well fixed, when the circuit circulates, the switch blade can be closed by touching the switch blade by mistake, so that the circuit is disconnected, the electricity consumption is influenced, when the current is disconnected for maintenance operation, the switch blade can be opened by touching the switch blade by mistake, the current is connected to be dangerous, and part of the prior art is fixed inside the power distribution cabinet through bolts, and the bolts are required to be rotated for many times when the maintenance is needed to be detached and installed, so that the operation is more troublesome.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the isolating switch, which solves the problems that the position of the knife switch cannot be well fixed in the prior art, the knife switch is closed by touching the knife switch by mistake when a circuit circulates, the circuit is disconnected, the electricity consumption is influenced, and the knife switch is opened by touching the knife switch by mistake when the current is disconnected for maintenance operation, and the current is connected to be dangerous.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an isolator, includes the casing, the left side outer wall fixedly connected with fixed block of casing, the left side outer wall of casing rotates and is connected with the pivot, the outer wall fixedly connected with pull rod of pivot, the outer wall sliding connection of pull rod has the loop bar, the inner wall of pivot is through compression spring elastic connection there being the movable rod, the outer wall fixedly connected with fixture block of movable rod, draw-in groove A has been seted up to the inner wall of fixed block, draw-in groove B has been seted up to the inner wall of fixed block, the right side outer wall joint of casing has the mount pad, the inner wall of mount pad is through spring A elastic connection there being voussoir A, the inner wall of mount pad is through spring B elastic connection voussoir B.

Preferably, the right outer wall of the shell is provided with a limit groove A, and the right outer wall of the shell is provided with a limit groove B.

Preferably, the outer wall of the rotating shaft rotates on the inner wall of the fixed block.

Preferably, the outer wall of the top end of the movable rod penetrates through the outer wall of the pull rod, and the outer wall of the top end of the movable rod is fixedly connected with the inner wall of the loop rod.

Preferably, one end of the compression spring is fixedly connected to the inner wall of the rotating shaft, the other end of the compression spring is fixedly connected to the outer wall of the bottom end of the moving rod, and the outer wall of the moving rod is in sliding connection with the inner wall of the pull rod.

Preferably, the clamping block is clamped with the clamping groove A, and the clamping block is clamped with the clamping groove B.

Preferably, one end of the spring A is fixedly connected to the outer wall of the wedge A, the other end of the spring A is fixedly connected to the inner wall of the mounting seat, the outer wall of the wedge A is slidably connected with the inner wall of the mounting seat, and the wedge A is clamped with the limiting groove A.

Preferably, one end of the spring B is fixedly connected to the outer wall of the wedge B, the other end of the spring B is fixedly connected to the inner wall of the mounting seat, the outer wall of the wedge B is slidably connected with the inner wall of the mounting seat, and the wedge B is clamped with the limiting groove B.

(III) beneficial effects

The utility model provides an isolating switch. The beneficial effects are as follows:

(1) When the isolating switch is used, the pull rod can be prevented from being touched by mistake to disconnect the current through the clamping block and the clamping groove A, so that electricity is influenced, when the current is required to be disconnected, the sleeve rod can be moved downwards, the clamping block is separated from the clamping groove A, the limit of the pull rod is released, the pull rod is turned downwards, the clamping block is clamped with the clamping groove B, the current can be disconnected, and the danger caused by mistakenly touching the pull rod during power-off operation can be prevented, so that the current is connected.

(2) When the isolating switch is used, the shell 1 can be installed by moving the wedge A and inserting the shell 1 along the inner wall of the installation seat 12, the shell 1 can be fixed by the wedge A and the wedge B, and when the shell 1 needs to be disassembled, the limit of the shell 1 can be relieved by moving the wedge B, the shell 1 is taken down, and the disassembly and the installation by rotating the bolt for many times are not needed, so that time and labor are saved.

Drawings

FIG. 1 is a schematic view of the main structure of the device of the present utility model;

FIG. 2 is a schematic view of the device of the present utility model after the pull rod, the shaft and the fixed block are disassembled;

FIG. 3 is a schematic cross-sectional view of a pull rod of the device of the present utility model;

FIG. 4 is a schematic cross-sectional view of a mounting base of the device of the present utility model;

fig. 5 is a schematic rear view of the main body of the device of the present utility model.

In the figure: 1. a housing; 2. a pull rod; 3. a rotating shaft; 4. a compression spring; 5. a moving rod; 6. a clamping block; 7. a fixed block; 8. a clamping groove A; 9. a clamping groove B; 10. a loop bar; 11. a limit groove B; 12. a mounting base; 13. a spring A; 14. wedge a; 15. a spring B; 16. wedge B; 17. and a limit groove A.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the utility model provides an isolating switch, which comprises a housing 1, wherein the housing 1 is an isolating switch main body, a fixed block 7 is fixedly connected to the left outer wall of the housing 1, a rotating shaft 3 is rotatably connected to the left outer wall of the housing 1, the fixed block 7 can fix the position of the rotating shaft 3, so that a pull rod 2 is fixed, an operator can perform power-off operation, the outer wall of the rotating shaft 3 rotates on the inner wall of the fixed block 7, the pull rod 2 is fixedly connected to the outer wall of the rotating shaft 3, the operator can hold the pull rod 2 and overturn the pull rod 2 downwards, the pull rod 2 drives the rotating shaft 3 to rotate, a power supply is disconnected, a sleeve rod 10 is slidably connected to the outer wall of the pull rod 2, a movable rod 5 is elastically connected to the inner wall of the rotating shaft 3 through a compression spring 4, and when the operator moves the sleeve rod 10 downwards along the outer wall of the pull rod 2, the movable rod 5 can be driven to move downwards along the inner wall of the pull rod 2, so that the compression spring 4 is forced to shrink inwards.

The top outer wall of movable rod 5 runs through the outer wall of pull rod 2, the top outer wall of movable rod 5 and the inner wall fixed connection of loop bar 10, two sets of logical grooves have been seted up to the outer wall of pull rod 2, the top outer wall of movable rod 5 is in the inner wall slip of logical groove, the one end fixed connection of compression spring 4 is at the inner wall of pivot 3, the other end fixed connection of compression spring 4 is at the bottom outer wall of movable rod 5, when movable rod 5 moves down, fixture block 6 moves down thereupon, break away from with draw-in groove A8, can release the spacing of pull rod 2, overturn pull rod 2, the outer wall of movable rod 5 and the inner wall sliding connection of pull rod 2, the outer wall fixedly connected with fixture block 6 of movable rod 5, under the condition that movable rod 5 does not receive external force influence, compression spring 4 keeps the state that the movable rod 5 pops up owing to self elasticity drive.

The draw-in groove A8 has been seted up to the inner wall of fixed block 7, fixture block 6 and draw-in groove A8 joint, when the inner wall contact of fixture block 6 and draw-in groove A8, carry out spacingly to the position of pull rod 2, make pull rod 2 unable upset downwards, prevent to lead to the electric current disconnection because the mistake touches, the draw-in groove B9 has been seted up to the inner wall that influences the power supply to use fixed block 7, fixture block 6 and draw-in groove B9 joint, when moving loop bar 10 downwards and with pull rod 2 upset downwards, can break off the power supply, when unclamping pull rod 2, compression spring 4 outwards pops out along the inner wall of pull rod 2 owing to self elasticity drive movable rod 5, and drive fixture block 6 outwards pops out, contact surface with the inner wall of draw-in groove B9, pull rod 2 is spacing, avoid because pull rod 2 resets and take place danger when the outage is operated because of touching by mistake.

The right side outer wall joint of casing 1 has mount pad 12, the accessible bolt is installed mount pad 12 in the switch board, and with the outer wall of casing 1 joint at mount pad 12, fix casing 1, the inner wall of mount pad 12 is through spring A13 elastic connection with voussoir A14, the outer wall of voussoir A14 is provided with the lug, the lug runs through one side outer wall of mount pad 12 and at the outer wall slip of mount pad 12, when removing the lug, can drive voussoir A14 and remove along the inner wall of mount pad 12, the one end fixed connection of spring A13 is at the outer wall of voussoir A14, the other end fixed connection of spring A13 is at the inner wall of mount pad 12, the outer wall of voussoir A14 and the inner wall sliding connection of mount pad 12, when the casing 1 needs to be installed, can pull the lug, make voussoir A14 inwards slide along the inner wall of mount pad 12, spring A13 atress inwards shrink, can insert casing 1 along the inner wall of mount pad 12.

The inner wall of mount pad 12 is through spring B15 elastic connection has wedge B16, the outer wall of wedge B16 is provided with the lug, this group lug runs through one side outer wall of mount pad 12, and slide at the outer wall of mount pad 12, when removing this group lug, can drive wedge B16 along the inner wall of mount pad 12, the one end fixed connection of spring B15 is at the outer wall of wedge B16, the other end fixed connection of spring B15 is at the inner wall of mount pad 12, the outer wall of wedge B16 and the inner wall sliding connection of mount pad 12, when needs take out casing 1, the lug of movable wedge B16 outer wall drives wedge B16 along the inner wall of mount pad 12, make wedge B16's straight face and spacing groove B11's inner wall break away from the contact, can release the spacing to casing 1, convenient and fast takes off casing 1, spacing groove A17 has been seted up to the right side outer wall of casing 1, wedge A14 and spacing groove A17 joint, make the straight face of wedge A14 and spacing groove A17 contact, spacing groove B11 is seted up to casing 1, casing 1 right side outer wall, when need take out casing 1, the wedge B16 and wedge 11 and the spacing groove B11 is just carried out in the quick connection of wedge B11, when the casing 1 is dismantled, and the wedge 1 is convenient for the setting up and the wedge 1.

In the utility model, when the power supply is required to be disconnected, an operator can move the loop bar 10 downwards, so that the loop bar 10 drives the moving bar 5 to move downwards along the inner wall of the pull rod 2, drives the clamping block 6 to move downwards, so that the compression spring 4 is stressed and contracted, the clamping block 6 is separated from the inner wall of the clamping groove A8, the limit of the pull rod 2 can be released, the pull rod 2 is turned downwards, the clamping block 6 is kept in the rotating shaft 3, when the pull rod 2 is turned to the position where the clamping block 6 corresponds to the clamping groove B9, the compression spring 4 drives the moving bar 5 and the clamping block 6 to pop outwards along the inner wall of the pull rod 2 due to the self elastic force, the clamping block 6 is clamped with the clamping groove B9, the position of the pull rod 2 is fixed, the power is cut off, and the pull rod 2 is restored due to the clamping block 6 and the inner wall of the clamping groove B9, so that the circuit is not turned on due to the false touch of the pull rod 2 in the process of the power off operation, and the circuit is not damaged due to the clamping block 6 and the clamping groove A8 is clamped, so that the circuit is not influenced when the circuit is used.

When the shell 1 needs to be maintained, the shell 1 needs to be disassembled, at the moment, an operator can pull the convex blocks arranged on the outer wall of the wedge block B16 to drive the wedge block B16 to move inwards along the inner wall of the mounting seat 12, so that the spring B15 is stressed and contracted, the straight surface of the wedge block B16 can be separated from the inner wall of the limit groove B11, the limit of the shell 1 is released, the shell 1 is moved outwards, the inner wall of the limit groove A17 is contacted with the cambered surface of the wedge block A14, the spring A13 is stressed to drive the wedge block A14 to shrink inwards along the inner wall of the mounting seat 12, the shell 1 can be removed, and when the maintenance is completed and the installation is needed, the lug that can outwards stimulate the wedge A14 outer wall setting drives wedge A14 and inwards moves along the inner wall of mount pad 12, spring A13 atress inwards contracts, then inwards inserts casing 1 along the inner wall of mount pad 12, make casing 1's outer wall and wedge B16's cambered surface contact, when casing 1 moves to spacing groove A17, spacing groove B11 corresponds with wedge A14, wedge B16's position, spring A13 drives wedge A14 outwards pops out owing to self elasticity, with spacing groove A17 joint, carry out spacingly to casing 1, can accomplish the installation to casing 1, need not dismantle the installation through rotatory bolt many times, labour saving and time saving.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An isolating switch, comprising a housing (1), characterized in that: the utility model discloses a casing, including casing (1), left side outer wall fixedly connected with fixed block (7), the left side outer wall of casing (1) rotates and is connected with pivot (3), the outer wall fixedly connected with pull rod (2) of pivot (3), the outer wall sliding connection of pull rod (2) has loop bar (10), the inner wall of pivot (3) is through compression spring (4) elastic connection movable rod (5), the outer wall fixedly connected with fixture block (6) of movable rod (5), draw-in groove A (8) have been seted up to the inner wall of fixed block (7), draw-in groove B (9) have been seted up to the inner wall of fixed block (7), the right side outer wall joint of casing (1) has mount pad (12), the inner wall of mount pad (12) is through spring A (13) elastic connection wedge A (14), the inner wall of mount pad (12) is through spring B (15) elastic connection wedge B (16).

2. An isolating switch as in claim 1, wherein: limiting grooves A (17) are formed in the outer wall of the right side of the shell (1), and limiting grooves B (11) are formed in the outer wall of the right side of the shell (1).

3. An isolating switch as in claim 1, wherein: the outer wall of the rotating shaft (3) rotates on the inner wall of the fixed block (7).

4. An isolating switch as in claim 1, wherein: the outer wall of the top end of the moving rod (5) penetrates through the outer wall of the pull rod (2), and the outer wall of the top end of the moving rod (5) is fixedly connected with the inner wall of the loop rod (10).

5. An isolating switch as in claim 1, wherein: one end of the compression spring (4) is fixedly connected to the inner wall of the rotating shaft (3), the other end of the compression spring (4) is fixedly connected to the outer wall of the bottom end of the moving rod (5), and the outer wall of the moving rod (5) is in sliding connection with the inner wall of the pull rod (2).

6. An isolating switch as in claim 1, wherein: the clamping block (6) is clamped with the clamping groove A (8), and the clamping block (6) is clamped with the clamping groove B (9).

7. An isolating switch as in claim 1, wherein: one end of the spring A (13) is fixedly connected to the outer wall of the wedge A (14), the other end of the spring A (13) is fixedly connected to the inner wall of the mounting seat (12), the outer wall of the wedge A (14) is slidably connected with the inner wall of the mounting seat (12), and the wedge A (14) is clamped with the limiting groove A (17).

8. An isolating switch as in claim 1, wherein: one end of the spring B (15) is fixedly connected to the outer wall of the wedge B (16), the other end of the spring B (15) is fixedly connected to the inner wall of the mounting seat (12), the outer wall of the wedge B (16) is slidably connected with the inner wall of the mounting seat (12), and the wedge B (16) is clamped with the limiting groove B (11).