CN209963009U - Self-resetting fuse protector - Google Patents
Self-resetting fuse protector Download PDFInfo
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- CN209963009U CN209963009U CN201921190286.9U CN201921190286U CN209963009U CN 209963009 U CN209963009 U CN 209963009U CN 201921190286 U CN201921190286 U CN 201921190286U CN 209963009 U CN209963009 U CN 209963009U
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- fuse
- displacement
- fixedly connected
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Abstract
The utility model belongs to the protection device field, especially, from compound fuse protection device, to current fuse when the installation all be directly be connected with the circuit, because fuse intensity is low receives external force easily and takes place the fracture, the security performance low problem, the scheme as follows is proposed now, it includes the base, the bottom welding of base has four backup pads, and the top fixed mounting of base has the visor, and the top fixed mounting of base has two lagging, and two lagging fixed sheathes are equipped with same fuse body, and the equal fixedly connected with first electrical pillar of the both sides of fuse body leads, and two first equal fixedly connected with second of one end of leading keeping away from each other lead electrical pillar. The utility model discloses the practicality is good, can fix the wire, prevents that wire and third from leading electrical pillar to break away from, can prevent that the fuse body is direct and circuit connection, security when improving the fuse body and using.
Description
Technical Field
The utility model relates to a protection device technical field especially relates to a from restoring fuse protection device.
Background
A fuse: fuses are also known as current fuses, which the IEC127 standard defines as "fusible links". It mainly plays a role of overload protection. When a circuit is in fault or abnormal, the current is continuously increased, and the increased current may damage some important or valuable devices in the circuit, and may burn the circuit or even cause fire. If the fuse is correctly arranged in the circuit, the fuse can be fused to cut off the current when the current abnormally rises to a certain height and heat, thereby playing a role in protecting the safe operation of the circuit.
The existing fuse is directly connected with a circuit when being installed, and the safety performance is low because the fuse is low in strength and easy to break under the action of external force.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving and having the fuse among the prior art and all being directly being connected with the circuit when the installation, because the fuse intensity is low receives external force easily and takes place the fracture, the low shortcoming of security performance, and the fuse protection device that advances from restoring to the throne.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a self-resetting fuse protector comprises a base, wherein four supporting plates are welded at the bottom of the base, a protective cover is fixedly mounted at the top of the base, two sleeve plates are fixedly mounted at the top of the base, the same fuse body is fixedly sleeved on the two sleeve plates, first conductive columns are fixedly connected to two sides of the fuse body, second conductive columns are fixedly connected to the ends, away from each other, of the two first conductive columns, third conductive columns are fixedly connected to the bottom ends of the second conductive columns, side grooves are formed in two sides of the base, through holes are formed in the inner walls of the tops of the side grooves, the bottom ends of the second conductive columns penetrate through the through holes, conducting wires are contacted with the bottoms of the third conductive columns, connecting holes are formed in the inner walls of the bottoms of the side grooves, connecting plates are slidably mounted in the connecting holes, insulating pressing plates are fixedly mounted at the tops of the connecting plates, the tops of the insulating pressing, a plurality of first springs are welded between the top of the bottom plate and the bottom of the base.
Preferably, the equal fixedly connected with first insulation board in one side that two wires are close to each other, the displacement groove has all been seted up on the one side inner wall that two side grooves are close to each other, sliding mounting has the displacement board in the displacement groove, the top welding of displacement board has the second spring, the top of second spring welds on the top inner wall in displacement groove, the bottom fixed mounting of displacement board has the traction plate, the bottom fixed mounting of traction plate has the cardboard, the draw-in groove has been seted up at the top of first insulation board, the cardboard clamps with the draw-in groove mutually.
Preferably, two of the top fixedly connected with of bottom plate are even the rope, have seted up first hole on the bottom inner wall of side channel, and the second hole has been seted up at the top of displacement plate, and the side channel is kept away from and is installed the reel on the open-ended one side inner wall of side channel, even the top of rope run through first hole and second hole in proper order and with the top fixed connection of displacement plate, even the outside sliding contact of rope and reel.
Preferably, a second insulating plate is fixedly mounted on the inner wall of the top of the side groove, one side, close to each other, of each of the two wires is in contact with one side, far away from each other, of each of the two second insulating plates, and the wires are limited.
Preferably, the bottom of the bottom plate is welded with a handle, and the handle is of a U-shaped structure.
Preferably, the number of the first springs is five, and the five first springs are arranged at equal intervals, so that the base plate can be restored to the original position.
In the utility model, the self-resetting fuse protector is easy to be broken by external force due to low fuse strength and low safety performance, and is provided with the bottom plate, the connecting plate, the insulating pressing plate, the first conductive column, the second conductive column, the third conductive column, the first spring, the second spring and the connecting rope, the handle is loosened, the first spring drives the bottom plate to move due to self elasticity, the connecting plate drives the insulating pressing plate to move, the insulating pressing plate extrudes a wire, the bottom plate simultaneously drives the connecting rope to move, so that the connecting rope is loosened, at the moment, the second spring drives the displacement plate to move due to self elasticity, the displacement plate drives the traction plate to move, the traction plate drives the clamping plate to move, the clamping plate is clamped into the clamping groove, the position of the wire is further limited, the wire is prevented from being separated from the third conductive column, and the fuse body can be prevented from being directly connected with a circuit, the safety of the fuse body in use is improved.
The utility model discloses the practicality is good, can fix the wire, prevents that wire and third from leading electrical pillar to break away from, can prevent that the fuse body is direct and circuit connection, security when improving the fuse body and using.
Drawings
Fig. 1 is a schematic structural view of a self-resetting fuse protector according to the present invention;
fig. 2 is a schematic structural diagram of a portion a of a self-resetting fuse protection device according to the present invention;
fig. 3 is a schematic view of the bottom view structure of the base and the supporting plate of the self-resetting fuse protector according to the present invention.
In the figure: the fuse comprises a base 1, a support plate 2, a protective cover 3, a sleeve plate 4, a fuse body 5, a first conductive column 6, a second conductive column 7, a third conductive column 8, a lead 9, a connecting plate 10, an insulating pressing plate 11, a bottom plate 12, a first spring 13, a first insulating plate 14, a displacement plate 15, a second spring 16, a connecting rope 17, a traction plate 18 and a clamping plate 19.
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.
Example one
Referring to fig. 1-3, a self-resetting fuse protector comprises a base 1, four support plates 2 welded at the bottom of the base 1, a protective cover 3 fixedly installed at the top of the base 1, two sleeve plates 4 fixedly installed at the top of the base 1, the same fuse body 5 fixedly sleeved on the two sleeve plates 4, first conductive posts 6 fixedly connected at both sides of the fuse body 5, second conductive posts 7 fixedly connected at the mutually distant ends of the two first conductive posts 6, third conductive posts 8 fixedly connected at the bottom ends of the second conductive posts 7, side grooves formed at both sides of the base 1, through holes formed on the inner wall of the top of the side grooves, through holes formed at the bottom ends of the second conductive posts 7, a conducting wire 9 contacted at the bottom of the third conductive posts 8, connecting holes formed on the inner wall of the bottom of the side grooves, connecting plates 10 slidably installed in the connecting holes, and an insulating pressing plate 11 fixedly installed at the top of the connecting plates 10, the top of the insulating pressing plate 11 is in close contact with the lead 9, the bottom of the two connecting plates 10 is fixedly provided with the same bottom plate 12, and a plurality of first springs 13 are welded between the top of the bottom plate 12 and the bottom of the base 1.
The utility model discloses in, the equal fixedly connected with first insulation board 14 in one side that two wires 9 are close to each other, the displacement groove has all been seted up on the one side inner wall that two kerfs are close to each other, sliding mounting has displacement plate 15 in the displacement groove, the top welding of displacement plate 15 has second spring 16, the top of second spring 16 welds on the top inner wall of displacement groove, the bottom fixed mounting of displacement plate 15 has traction plate 18, the bottom fixed mounting of traction plate 18 has cardboard 19, the draw-in groove has been seted up at first insulation board 14's top, cardboard 19 clamps with the draw-in groove mutually.
The utility model discloses in, two of bottom plate 12's top fixedly connected with are even rope 17, have seted up first hole on the bottom inner wall of side channel, and the second hole has been seted up at displacement plate 15's top, and the side channel is kept away from and is installed the reel on side channel open-ended one side inner wall, even rope 17's top run through first hole and second hole in proper order and with displacement plate 15's top fixed connection, even rope 17 and the outside sliding contact of reel.
The utility model discloses in, fixed mounting has the second insulation board on the top inner wall of side channel, and one side that two wires 9 are close to each other contacts with one side that two second insulation boards kept away from each other respectively.
The utility model discloses in, the bottom welding of bottom plate 12 has the handle, and the handle is U type structure.
The utility model discloses in, the quantity of first spring 13 is five, and five equidistant intervals of first spring 13 set up.
Example two
Referring to fig. 1-3, a self-resetting fuse protector comprises a base 1, four support plates 2 welded at the bottom of the base 1, a protective cover 3 fixedly installed at the top of the base 1 through bolts, two sleeve plates 4 fixedly installed at the top of the base 1 through bolts, the same fuse body 5 fixedly sleeved on the two sleeve plates 4, first conductive posts 6 fixedly connected at both sides of the fuse body 5, second conductive posts 7 fixedly connected at the ends of the two first conductive posts 6 away from each other, third conductive posts 8 fixedly connected at the bottom ends of the second conductive posts 7, side grooves formed at both sides of the base 1, through holes formed on the inner wall of the top of the side groove, through holes formed at the bottom ends of the second conductive posts 7, a conducting wire 9 contacted at the bottom of the third conductive posts 8, connecting holes formed on the inner wall of the bottom of the side grooves, and connecting plates 10 slidably installed in the connecting holes, the top of even board 10 has insulating clamp plate 11 through bolt fixed mounting, and insulating clamp plate 11's top and wire 9 in close contact with, the bottom of two even boards 10 has same bottom plate 12 through bolt fixed mounting, and the welding has a plurality of first springs 13 between the top of bottom plate 12 and the bottom of base 1.
The utility model discloses in, the equal fixedly connected with first insulation board 14 in one side that two wires 9 are close to each other, the displacement groove has all been seted up on the one side inner wall that two kerfs are close to each other, sliding mounting has displacement plate 15 in the displacement groove, the top welding of displacement plate 15 has second spring 16, the top of second spring 16 welds on the top inner wall of displacement groove, bolt fixed mounting has traction plate 18 through bolt fixed mounting in displacement plate 15's bottom, bolt fixed mounting has cardboard 19 through bolt fixed mounting in traction plate 18's bottom, the draw-in groove has been seted up at first insulation board 14's top, cardboard 19 clamps with the draw-in groove mutually.
The utility model discloses in, two of bottom plate 12's top fixedly connected with are even rope 17, have seted up first hole on the bottom inner wall of side channel, and the second hole has been seted up at displacement plate 15's top, and the side channel is kept away from and is installed the reel on side channel open-ended one side inner wall, even rope 17's top run through first hole and second hole in proper order and with displacement plate 15's top fixed connection, even rope 17 and the outside sliding contact of reel.
The utility model discloses in, there is the second insulation board through bolt fixed mounting on the top inner wall of side channel, and one side that two wires 9 are close to each other contacts with one side that two second insulation boards kept away from each other respectively, carries out spacing processing to wire 9.
The utility model discloses in, the bottom welding of bottom plate 12 has the handle, and the handle is U type structure.
The utility model discloses in, the quantity of first spring 13 is five, and five equidistant intervals of first spring 13 set up, can make bottom plate 12 answer the normal position.
In the utility model, in use, the handle is pulled to insert the wire 9 into the side groove, the wire 9 contacts with the second insulating plate, so that the top of the wire 9 contacts with the bottom of the third conductive column 8, then the handle is loosened, the first spring 13 drives the bottom plate 12 to move due to the elasticity of the first spring, the bottom plate 12 drives the connecting plate 10 to move, the connecting plate 10 drives the insulating pressing plate 11 to move, the insulating pressing plate 11 extrudes the wire 9, so that the wire 9 is in close contact with the third conductive column 8, the bottom plate 12 simultaneously drives the connecting rope 17 to move, so that the connecting rope 17 is loosened, at the moment, the second spring 16 drives the displacement plate 15 to move due to the elasticity of the second spring, the displacement plate 15 drives the traction plate 18 to move, the traction plate 18 drives the clamping plate 19 to move, so that the clamping plate 19 is clamped into the clamping groove, further limit the position of the wire 9, and prevent the wire 9 from being, can prevent that fuse body 5 is direct with circuit connection, the entering of external dust is avoided in the existence of visor 3, security when improving fuse body 5 and using.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The self-resetting fuse protection device comprises a base (1) and is characterized in that four supporting plates (2) are welded at the bottom of the base (1), a protective cover (3) is fixedly installed at the top of the base (1), two sleeve plates (4) are fixedly installed at the top of the base (1), the same fuse body (5) is fixedly sleeved on the two sleeve plates (4), first conductive columns (6) are fixedly connected to the two sides of the fuse body (5), second conductive columns (7) are fixedly connected to the ends, away from each other, of the two first conductive columns (6), third conductive columns (8) are fixedly connected to the bottom ends of the second conductive columns (7), side grooves are formed in the two sides of the base (1), through holes are formed in the inner wall of the tops of the side grooves, and the bottom ends of the second conductive columns (7) penetrate through the through holes;
the bottom contact of third conductive column (8) has wire (9), even hole has been seted up on the bottom inner wall in side groove, slidable mounting has even board (10) in even hole, the top fixed mounting who links board (10) has insulating clamp plate (11), the top and the wire (9) in close contact with of insulating clamp plate (11), the bottom fixed mounting of two even boards (10) has same bottom plate (12), the welding has a plurality of first spring (13) between the top of bottom plate (12) and the bottom of base (1).
2. The self-resetting fuse protection device according to claim 1, wherein a first insulating plate (14) is fixedly connected to one side of each of two leads (9) close to each other, a displacement groove is formed in each of inner walls of one side of each of two side grooves close to each other, a displacement plate (15) is slidably mounted in each displacement groove, a second spring (16) is welded to the top of each displacement plate (15), the top end of each second spring (16) is welded to the inner wall of the top of each displacement groove, a traction plate (18) is fixedly mounted at the bottom of each displacement plate (15), a clamping plate (19) is fixedly mounted at the bottom of each traction plate (18), a clamping groove is formed in the top of each first insulating plate (14), and each clamping plate (19) is clamped with the clamping groove.
3. The self-resetting fuse protector according to claim 1, characterized in that two connecting ropes (17) are fixedly connected to the top of the bottom plate (12), a first hole is formed in the inner wall of the bottom of the side groove, a second hole is formed in the top of the displacement plate (15), a reel is mounted on the inner wall of the side groove far away from the opening of the side groove, the top end of each connecting rope (17) sequentially penetrates through the first hole and the second hole and is fixedly connected with the top of the displacement plate (15), and the connecting rope (17) is in sliding contact with the outer side of the reel.
4. A self-healing fuse protector according to claim 1, characterised in that a second insulating plate is fixedly mounted on the top inner wall of the side channel, the sides of the two conductors (9) close to each other being in contact with the sides of the two second insulating plates remote from each other.
5. A self-healing fuse protection device according to claim 1, characterized in that a handle is welded to the bottom of the base plate (12) and the handle is of U-shaped configuration.
6. A self-healing fuse protection device according to claim 1, characterized in that the number of said first springs (13) is five, and five first springs (13) are arranged at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921190286.9U CN209963009U (en) | 2019-07-26 | 2019-07-26 | Self-resetting fuse protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921190286.9U CN209963009U (en) | 2019-07-26 | 2019-07-26 | Self-resetting fuse protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209963009U true CN209963009U (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921190286.9U Active CN209963009U (en) | 2019-07-26 | 2019-07-26 | Self-resetting fuse protector |
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| Country | Link |
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| CN (1) | CN209963009U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114093733A (en) * | 2021-11-16 | 2022-02-25 | 西安热工研究院有限公司 | Fuse replacing device of photovoltaic building integrated energy storage system |
-
2019
- 2019-07-26 CN CN201921190286.9U patent/CN209963009U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114093733A (en) * | 2021-11-16 | 2022-02-25 | 西安热工研究院有限公司 | Fuse replacing device of photovoltaic building integrated energy storage system |
| CN114093733B (en) * | 2021-11-16 | 2024-03-01 | 西安热工研究院有限公司 | Fuse replacement device of photovoltaic building integrated energy storage system |
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