CN211350559U - Switch for short protection of electrical cabinet - Google Patents
Switch for short protection of electrical cabinet Download PDFInfo
- Publication number
- CN211350559U CN211350559U CN201921868551.4U CN201921868551U CN211350559U CN 211350559 U CN211350559 U CN 211350559U CN 201921868551 U CN201921868551 U CN 201921868551U CN 211350559 U CN211350559 U CN 211350559U
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- connecting plate
- fuse
- switch
- electrical cabinet
- upper connecting
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Abstract
The utility model discloses a switch that is used for regulator cubicle to connect short protection, including frame and fuse, the front surface top of frame is fixed with the fishplate bar, and the inside of fishplate bar is provided with the introduction line, the right side of introduction line is connected with the connecting plate, and the below of connecting plate is provided with the shift ring, the front surface of fishplate bar is connected with the cardboard, and the front surface of fishplate bar is provided with the dead lever, the cardboard is in the inside of dead lever, and the dead lever is in the top of fuse, the right side of fuse is connected with the output line, the right side of connecting plate is provided with the branch line. This a switch for regulator cubicle meets short protection, the internally mounted of this switch has the fuse, can the inside circuit of protection switch not burnt out when the electric current is too high, and the resistance wire card is in the draw-in groove in addition, uses the dead lever to carry on spacingly, and is comparatively convenient when dismantling the installation, and a branch line is still installed to the inside of this switch, prevents proruption situation.
Description
Technical Field
The utility model relates to an electrical cabinet technical field specifically is a switch that is used for electrical cabinet to connect short protection.
Background
The regulator cubicle is the cupboard that is formed by steel processing and is used for protecting components and parts normal work, and regulator cubicle pipe rice is used for trades such as chemical industry and environmental protection, provides many convenience to people's daily life.
When using the regulator cubicle, need use the regulator cubicle switch, general regulator cubicle switch has some problems in the use, for example:
when the electrical cabinet is used, after the electrical cabinet is connected with a power supply, the current passing through the electrical cabinet is possibly overlarge due to the problem of electric power, so that the electrical cabinet is burnt, a general electrical cabinet switch does not have the function of protecting the electrical cabinet, and the problem can be prevented only by a method of cutting off the power supply after the problem occurs;
because the electrical apparatus that uses simultaneously is too much, causes the electric current through the regulator cubicle switch too big, causes the burning out of internal circuit, and needs to use the regulator cubicle urgently again, and general motor cabinet need change the motor cabinet switch just can continue to use, and is comparatively troublesome.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a switch that is used for the regulator cubicle to connect short protection to solve the inside function that does not set up protection circuit of the switch that proposes among the above-mentioned background art and the problem that does not have stand-by circuit in the switch.
In order to achieve the above object, the utility model provides a following technical scheme: a switch for short-circuit protection of an electrical cabinet comprises a rack and a fuse, wherein an upper connecting plate is fixed above the front surface of the rack, a lead-in wire is arranged inside the upper connecting plate, a connecting plate is connected to the right side of the lead-in wire, a moving ring is arranged below the connecting plate, a fixed column is connected to the outer side of the moving ring and arranged in the upper connecting plate, a first pipeline is connected below the fixed column and is installed in the lower connecting plate in a penetrating mode, a piston rod is arranged inside the first pipeline, the lower connecting plate is fixed below the front surface of the rack, a clamping groove is formed inside the upper connecting plate, the fuse is arranged inside the clamping groove, a clamping plate is connected to the front surface of the upper connecting plate, a fixed rod is arranged on the front surface of the upper connecting plate and is arranged inside the fixed rod, the fixed rod is arranged above the fuse, and an output line is connected to the right side of the, a branch line is arranged on the right side of the connecting plate, a second pipeline is fixed inside the upper connecting plate, and a movable cover is connected in front of the upper connecting plate.
Preferably, the moving ring and the first pipe are sliding friction, and the moving ring is an insulator.
Preferably, the piston rod and the first pipeline are in sliding friction, and the number of the piston rods is 2 in a mirror image mode about the central line of the lower connecting plate.
Preferably, the clamping groove and the fuse are connected in a clamping manner, and the clamping groove and the fuse form a dismounting and mounting structure.
Preferably, the clamping plate and the fixing rod are connected in a clamping mode, and the clamping plate limits the fuse.
Preferably, the movable cover and the upper connecting plate form a rotating structure, and the movable cover is of a trapezoidal structure.
Compared with the prior art, the beneficial effects of the utility model are that: the switch for the short-circuit protection of the electrical cabinet,
1. after the switch is used, a fuse is arranged in a main circuit in the device, when the current is too large, the fuse in the switch can be burnt without affecting other internal workpieces, the fuse is clamped in the clamping groove, the fuse is fixed through the clamping plate, and after the fuse is broken, the fuse in the clamping groove can be detached only by moving the clamping plate upwards;
2. when a circuit fails, no fuse is replaced, and the switch needs to be used in an electrical cabinet, a branch line and an output line in the switch can be connected, so that power is supplied to the electrical cabinet, and compared with a common electrical cabinet switch, the switch can timely respond to an emergency;
3. this switch compares in general switch and is more difficult for taking place the electric leakage, and the circuit is all installed in the fishplate bar, and the circuit is connected by the connecting plate, and the connecting plate is installed on the shift ring, and first pipeline is enclosed construction, and the people is through operating the piston rod on the lower clutch, can the reciprocating of direct control shift ring to connect or break circuit, because the fishplate bar under the people control, and do not touch the fishplate bar, so the security has improved a lot.
Drawings
FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;
FIG. 2 is a schematic view of the overall right sectional structure of the present invention;
FIG. 3 is a schematic view of a cross-sectional view of the upper plate of the present invention;
fig. 4 is the schematic view of the rear sectional structure of the rack of the present invention.
In the figure: 1. a frame; 2. an upper connecting plate; 3. a lead-in wire; 4. a connecting plate; 5. a moving ring; 6. fixing a column; 7. a first conduit; 8. a lower connecting plate; 9. a piston rod; 10. a card slot; 11. a fuse; 12. clamping a plate; 13. fixing the rod; 14. an output line; 15. a branch line; 16. a second conduit; 17. a movable cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a switch for short-circuit protection of an electrical cabinet comprises a rack 1, an upper connecting plate 2, a leading-in line 3, a connecting plate 4, a moving ring 5, a fixed column 6, a first pipeline 7, a lower connecting plate 8, a piston rod 9, a clamping groove 10, a fuse 11, a clamping plate 12, a fixed rod 13, an output line 14, a branch line 15, a second pipeline 16 and a movable cover 17, wherein the upper connecting plate 2 is fixed above the front surface of the rack 1, the leading-in line 3 is arranged inside the upper connecting plate 2, the connecting plate 4 is connected to the right side of the leading-in line 3, the moving ring 5 is arranged below the connecting plate 4, the fixed column 6 is connected to the outer side of the moving ring 5, the fixed column 6 is arranged in the upper connecting plate 2, the first pipeline 7 is connected below the fixed column 6, the first pipeline 7 is installed in the lower connecting plate 8 in a penetrating manner, the piston rod 9 is arranged inside the first pipeline 7, draw-in groove 10 has been seted up to the inside of fishplate bar 2, and the inside of draw-in groove 10 is provided with fuse 11, the front surface of fishplate bar 2 is connected with cardboard 12, and the front surface of fishplate bar 2 is provided with dead lever 13, cardboard 12 is in the inside of dead lever 13, and dead lever 13 is in the top of fuse 11, the right side of fuse 11 is connected with output line 14, the right side of connecting plate 4 is provided with branch line 15, the inside of fishplate bar 2 is fixed with second pipeline 16, and the place ahead of fishplate bar 2 is connected with movable cover 17.
The moving ring 5 and the first pipeline 7 are in sliding friction, the moving ring 5 is an insulator, the connecting plate 4 is fixed above the moving ring 5, the connecting plate 4 has good conductivity, and electricity flowing into the lead-in wire 3 can be moved to the fuse 11 or the branch wire 15, so that sufficient electricity is provided for the electrical cabinet.
Piston rod 9 and first pipeline 7 are sliding friction, and piston rod 9 is provided with 2 about 8 central lines mirror images of lower connecting plate, and piston rod 9 and shift ring 5 make the inside of first pipeline 7 be the confined structure, so through shifting piston rod 9, under the effect of the gas pressure of the inside of first pipeline 7, shift ring 5 also can follow the removal to realize opening and shutting of circuit.
The clamping groove 10 and the fuse 11 are connected in a clamping mode, the clamping groove 10 and the fuse 11 form a dismounting and mounting structure, and after the fuse 11 is burnt out, the clamping groove 10 and the fuse 11 are connected in a clamping mode, so that the fuse 11 in the clamping groove 10 can be directly dismounted, and the fuse 11 can be replaced.
Cardboard 12 and dead lever 13 are connected for the block, and cardboard 12 is spacing to fuse 11, finishes the back at fuse 11 installation, need remove cardboard 12 to the below, and the upper surface of cardboard 12 is a longer baffle, can fix cardboard 12 on dead lever 13, prevents that cardboard 12 from leaking down through the clearance on the dead lever 13, and cardboard 12 can be spacing to fuse 11 in the draw-in groove 10, prevents fuse 11's landing.
The movable cover 17 and the upper connecting plate 2 form a rotating structure, the movable cover 17 is of a trapezoidal structure, after the device is used, the movable cover 17 needs to be rotated due to the fact that the inside is electrified and is dangerous and easy to be affected by the outside, and therefore the inside and the outside of the device are sealed, and therefore the safety of the device and the safety of personnel are protected.
The working principle is as follows: when the switch for short-circuit protection of the electrical cabinet is used, electricity enters the device from the lead-in wire 3, then the first connecting plate 4 is used, the connecting plate 4 has good conductivity, the connecting plate 4 is fixed on the upper surface of the moving ring 5, the moving ring 5 has insulation, sliding friction is formed between the moving ring 5 and the fixed column 6, the piston rod 9 in the lower connecting plate 8 and the first pipeline 7 are in sliding friction, so that air in the first pipeline 7 is relatively closed, and the moving ring 5 can be moved by moving the position of the piston rod 9;
after the current flows through the connecting plate 4, the current flows through the fuse 11, the fuse 11 can protect the circuit of the device, when the current is too high, the fuse 11 burns out, so that the circuit is protected, the fuse 11 is installed in the clamping groove 10, the fuse 11 is limited by the clamping plate 12, the fixed rod 13 can be fixed after the clamping plate 12 falls down, and after the fuse 11 burns out, the fuse 11 can be taken out and replaced only by closing the circuit to lift the fixed rod 13;
the current passes through the fuse 11 and then is connected with the electrical cabinet through the output line 14, after the fuse 11 is burnt, the fuse 11 is not replaced in time, when the electrical cabinet is urgently needed to be used, the connecting plate 4 in the second pipeline 16 can be lifted, the branch line 15 is connected with the output line 14, the electrical cabinet works, and after the circuit is connected, the movable cover 17 is closed in time to prevent danger;
the upper connecting plate 2 and the lower connecting plate 8 of the device are connected to the frame 1, when a person uses the device, the circuit can be controlled only by moving the piston rod 9 in the lower connecting plate 8, and the person does not need to directly touch the upper connecting plate 2 containing the circuit, so that the safety is improved, and the overall practicability is increased.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A switch for electrical cabinet short-circuit protection comprises a frame (1) and a fuse (11), and is characterized in that: an upper connecting plate (2) is fixed above the front surface of the rack (1), a leading-in line (3) is arranged inside the upper connecting plate (2), a connecting plate (4) is connected to the right side of the leading-in line (3), a moving ring (5) is arranged below the connecting plate (4), a fixing column (6) is connected to the outer side of the moving ring (5), the fixing column (6) is arranged in the upper connecting plate (2), a first pipeline (7) is connected below the fixing column (6), the first pipeline (7) is installed in a lower connecting plate (8) in a penetrating mode, a piston rod (9) is arranged inside the first pipeline (7), the lower connecting plate (8) is fixed below the front surface of the rack (1), a clamping groove (10) is formed inside the upper connecting plate (2), a fuse (11) is arranged inside the clamping groove (10), a clamping plate (12) is connected to the front surface of the upper connecting plate (2), and the front surface of the upper connecting plate (2) is provided with a fixing rod (13), the clamping plate (12) is arranged inside the fixing rod (13), the fixing rod (13) is arranged above the fuse (11), the right side of the fuse (11) is connected with an output line (14), a branch line (15) is arranged on the right side of the connecting plate (4), a second pipeline (16) is fixed inside the upper connecting plate (2), and a movable cover (17) is connected in front of the upper connecting plate (2).
2. The switch for electrical cabinet short-circuit protection according to claim 1, wherein: the moving ring (5) and the first pipeline (7) are in sliding friction, and the moving ring (5) is an insulator.
3. The switch for electrical cabinet short-circuit protection according to claim 1, wherein: the piston rod (9) and the first pipeline (7) are in sliding friction, and the number of the piston rods (9) is 2 relative to the central line of the lower connecting plate (8) in a mirror image mode.
4. The switch for electrical cabinet short-circuit protection according to claim 1, wherein: the clamping groove (10) and the fuse (11) are connected in a clamping mode, and the clamping groove and the fuse form a dismounting and mounting structure.
5. The switch for electrical cabinet short-circuit protection according to claim 1, wherein: the clamping plate (12) is connected with the fixing rod (13) in a clamping mode, and the clamping plate (12) limits the fuse (11).
6. The switch for electrical cabinet short-circuit protection according to claim 1, wherein: the movable cover (17) and the upper connecting plate (2) form a rotating structure, and the movable cover (17) is of a trapezoidal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921868551.4U CN211350559U (en) | 2019-11-01 | 2019-11-01 | Switch for short protection of electrical cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921868551.4U CN211350559U (en) | 2019-11-01 | 2019-11-01 | Switch for short protection of electrical cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211350559U true CN211350559U (en) | 2020-08-25 |
Family
ID=72092808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921868551.4U Active CN211350559U (en) | 2019-11-01 | 2019-11-01 | Switch for short protection of electrical cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211350559U (en) |
-
2019
- 2019-11-01 CN CN201921868551.4U patent/CN211350559U/en active Active
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