CN211670170U - Fuse cylinder of fuse device - Google Patents
Fuse cylinder of fuse device Download PDFInfo
- Publication number
- CN211670170U CN211670170U CN202020729378.6U CN202020729378U CN211670170U CN 211670170 U CN211670170 U CN 211670170U CN 202020729378 U CN202020729378 U CN 202020729378U CN 211670170 U CN211670170 U CN 211670170U
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- fixedly connected
- fixed
- fuse
- block
- electrical contact
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Abstract
The utility model discloses a fuse section of thick bamboo of fuse device, including advancing electrical contact, lid, main part and play electrical contact, one side fixedly connected with play electrical contact of main part, the inside one side fixedly connected with elasticity card of main part, and the inside fixedly connected with fixture block of elasticity card, the first fixed lid of one side fixedly connected with of fixture block, and the inside fixedly connected with fusing shell of first fixed lid, the fixed lid of one side fixedly connected with second of fusing shell, and one side fixedly connected with of the fixed lid of second advances electrical contact. The utility model discloses an all be provided with the fixed slot in the inside of advancing electrical contact and going out electrical contact, will advance the electric wire and go out the inside that the electric lead is fixed to the fixed slot respectively, rotate the fixed block, constitute threaded connection between external screw thread and the internal thread, the fixed block removes to make advances the electric wire and goes out the electric lead and closely fix respectively in the inside of advancing electrical contact and going out electrical contact, and the mode of installation wire is simple swift.
Description
Technical Field
The utility model relates to a fuse technical field specifically is a fuse section of thick bamboo of fuse device.
Background
The fuse is transformer high-low voltage distribution system's overcurrent protection device, installs the fuse in the fuse section of thick bamboo, and when the electric current exceeded the specified value, fuse self generates heat and fuses the fuse, makes the circuit disconnection, plays the guard action to the machine, can be fine protect the machine.
The fuse tube of traditional fuse device because heat dispersion is poor, under the too high condition of electric current, can produce a large amount of heats, leads to fuse local high temperature, can damage with fuse tube connecting portion, can't continue to use, incremental cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fuse section of thick bamboo of fuse device to provide the poor problem of heat dispersion in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fuse tube of fuse device, is including advancing electrical contact, lid, main part and play electrical contact, one side fixedly connected with play electrical contact of main part, the inside one side fixedly connected with elasticity card of main part, and the inside fixedly connected with fixture block of elasticity card, the first fixed lid of one side fixedly connected with of fixture block, and the inside fixedly connected with fusing shell of first fixed lid, the fixed lid of one side fixedly connected with second of fusing shell, and one side fixedly connected with of the fixed lid of second advances electrical contact, it is provided with fixed knot structure with the outside of going out electrical contact to advance electrical contact, the top and the bottom of main part lateral wall all evenly are provided with the vent, one side fixedly connected with lid of main part, and the inside of lid is provided with the draw-in groove.
Preferably, the top and the bottom of the main body are both uniformly and fixedly connected with radiating fins, and the radiating fins are symmetrically distributed about the horizontal center line of the main body.
Preferably, the inside of each ventilation opening is fixedly connected with a screen, and the screens are arranged on the main body at equal intervals.
Preferably, the clamping block and the elastic clamping piece are matched with each other, and a clamping structure is formed between the clamping block and the elastic clamping piece.
Preferably, fixed knot constructs's inside has set gradually external screw thread, internal thread, fixed block and fixed slot, the fixed slot all sets up in the inside of advancing electrical contact and going out electrical contact, the outside of fixed slot all is provided with the external screw thread, the outside swing joint of external screw thread has the fixed block, and the inside of fixed block is provided with the internal thread.
Preferably, one side of the fixing groove is narrower than the other side, the fixing block rotates inwards more tightly, and the fixing groove is arranged in a triangular shape.
Compared with the prior art, the beneficial effects of the utility model are that: the fuse wire barrel of the fuse device is reasonable in structure and has the following advantages:
(1) the vent holes are uniformly formed in the top end and the bottom end of the main body, the vent holes have the function of communicating with the outside to emit heat, when the current exceeds a specified value, the fuse is blown out by heating of the fuse, the heat is emitted through the vent holes, meanwhile, the radiating speed can be increased by the uniformly arranged radiating fins, the damage to the part connected with the fuse cylinder and the cost increase caused by overhigh internal heat are avoided;
(2) elastic clamping pieces are fixedly connected to the top end and the bottom end of one side in the main body, a clamping structure is formed between each elastic clamping piece and each clamping block, the second fixing cover and the first fixing cover are respectively covered on two sides of the fusing shell, the fusing shell is fixed in the elastic clamping pieces, the cover body is covered on the top end of the main body, and the power inlet contact is inserted into the clamping groove and fixed through bolts, so that the fixing mode is simple and rapid, the disassembly is convenient, and the fusing shell is convenient to replace;
(3) through all being provided with the fixed slot in the inside of advancing electrical contact and going out electrical contact, will advance the electric wire and go out the inside that the electric lead is fixed to the fixed slot respectively, rotate the fixed block, constitute threaded connection between external screw thread and the internal thread, the fixed block removes and makes and advance the electric wire and go out the electric lead and closely fix respectively in the inside of advancing electrical contact and going out electrical contact, the mode of installation wire is simple swift.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is an enlarged schematic structural view of the first fixing cover of the present invention;
fig. 3 is a schematic view of a front cross-sectional structure of the power inlet contact of the present invention;
fig. 4 is a schematic view of the front view partial section structure of the present invention.
In the figure: 1. an incoming electrical contact; 2. a cover body; 3. a main body; 4. heat dissipation fins; 5. an outlet contact; 6. A first fixed cover; 7. a vent; 8. fusing the shell; 9. a second stationary cover; 10. a card slot; 11. a clamping block; 12. an elastic card; 13. a fixed structure; 1301. an external thread; 1302. an internal thread; 1303. a fixed block; 1304. fixing grooves; 14. and (4) screening.
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 an embodiment: a fuse tube of a fuse device comprises an electric inlet contact 1, a cover body 2, a main body 3 and an electric outlet contact 5, wherein one side of the main body 3 is fixedly connected with the electric outlet contact 5, one side inside the main body 3 is fixedly connected with an elastic clamping piece 12, a clamping block 11 is fixedly connected inside the elastic clamping piece 12, the clamping block 11 is matched with the elastic clamping piece 12, and a clamping structure is formed between the clamping block 11 and the elastic clamping piece 12, so that a fuse shell 8 is conveniently fixed, and the installation process is simplified;
one side of the clamping block 11 is fixedly connected with a first fixing cover 6, the inside of the first fixing cover 6 is fixedly connected with a fusing shell 8, one side of the fusing shell 8 is fixedly connected with a second fixing cover 9, one side of the second fixing cover 9 is fixedly connected with an electricity inlet contact 1, the second fixing cover 9 and the first fixing cover 6 are respectively covered on two sides of the fusing shell 8, the fusing shell 8 is fixed inside an elastic clamping piece 12, a cover body 2 is covered on the top end of the main body 3, and the electricity inlet contact 1 is inserted into the clamping groove 10 and is fixed through a bolt;
the outer sides of the power inlet contact 1 and the power outlet contact 5 are provided with a fixed structure 13, an external thread 1301, an internal thread 1302, a fixed block 1303 and a fixed groove 1304 are sequentially arranged in the fixed structure 13, the fixed grooves 1304 are all arranged in the power inlet contact 1 and the power outlet contact 5, the external thread 1301 is arranged on the outer side of each fixed groove 1304, the fixed block 1303 is movably connected to the outer side of the external thread 1301, and the internal thread 1302 is arranged in the fixed block 1303;
one side of the fixing groove 1304 is narrower than the other side, the fixing block 1303 rotates inwards and is tighter, the fixing groove 1304 is arranged in a triangular shape, the fixing block 1303 is convenient for fastening a lead, the lead is fixed inside the fixing groove 1304, the fixing block 1303 is rotated, the external thread 1301 and the internal thread 1302 form threaded connection, and the fixing block 1303 is moved to enable the lead to be fixed inside the lead inlet contact 1 and the lead outlet contact 5 tightly;
the top and the bottom of the main body 3 are both uniformly and fixedly connected with radiating fins 4, the radiating fins 4 are symmetrically distributed about the horizontal central line of the main body 3, and the uniformly arranged radiating fins 4 can increase the radiating effect and avoid the overhigh internal temperature;
the top end and the bottom end of the outer side wall of the main body 3 are uniformly provided with vent holes 7, the inside of each vent hole 7 is fixedly connected with a screen 14, the screen 14 is arranged on the main body 3 at equal intervals, so that the ventilation effect is more uniform, dust is prevented from entering the inside of the main body 3, when the current exceeds a specified value, the fuse is heated and fused by the fuse, heat is dissipated through the vent holes 7, the screen 14 can prevent the dust from entering the inside of the main body 3 in the heat dissipation process, and meanwhile, the uniformly arranged heat dissipation fins 4 can increase the heat dissipation speed and prevent the internal heat from being overhigh;
one side of the main body 3 is fixedly connected with a cover body 2, and a clamping groove 10 is arranged in the cover body 2.
The working principle is as follows: when the utility model is used, the device adopts an external power supply, firstly, the second fixed cover 9 and the first fixed cover 6 are respectively covered on two sides of the fusing shell 8, the fusing shell 8 is fixed inside the elastic clamping piece 12, and the cover body 2 is covered on the top end of the main body 3, so that the power inlet contact 1 is inserted into the clamping groove 10 and is fixed through the bolt;
then, the power inlet lead and the power outlet lead are respectively fixed inside the fixing groove 1304, the fixing block 1303 is rotated, the external thread 1301 and the internal thread 1302 form threaded connection, and the fixing block 1303 moves to enable the power inlet lead and the power outlet lead to be respectively and tightly fixed inside the power inlet contact 1 and the power outlet contact 5;
finally, vent 7 has the effect that the external world of intercommunication gives off heat, and when the electric current exceeded the specified value, the fuse heated fusing fuse, and the heat gives off through vent 7, and the in-process screen cloth 14 that the heat gave off can prevent that the dust from getting into the inside of main part 3, and the radiating fin 4 of evenly setting can increase radiating speed simultaneously, avoids inside heat too high.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A fuse tube of a fuse device, comprising an electric inlet contact (1), a cover body (2), a main body (3) and an electric outlet contact (5), characterized in that: one side of the main body (3) is fixedly connected with an electric outlet contact (5), one side of the interior of the main body (3) is fixedly connected with an elastic clamping sheet (12), a clamping block (11) is fixedly connected inside the elastic clamping piece (12), one side of the clamping block (11) is fixedly connected with a first fixed cover (6), a fusing shell (8) is fixedly connected inside the first fixed cover (6), a second fixed cover (9) is fixedly connected with one side of the fusing shell (8), one side of the second fixed cover (9) is fixedly connected with an electricity inlet contact (1), the outer sides of the power inlet contact (1) and the power outlet contact (5) are provided with a fixed structure (13), the top end and the bottom end of the outer side wall of the main body (3) are both uniformly provided with ventilation openings (7), one side of the main body (3) is fixedly connected with a cover body (2), and a clamping groove (10) is formed in the cover body (2).
2. A fuse block of a fuse apparatus as recited in claim 1, wherein: the top and the bottom of the main body (3) are both uniformly and fixedly connected with radiating fins (4), and the radiating fins (4) are symmetrically distributed about the horizontal center line of the main body (3).
3. A fuse block of a fuse apparatus as recited in claim 1, wherein: the inside of vent (7) all fixedly connected with screen cloth (14), screen cloth (14) are the equidistant range on main part (3).
4. A fuse block of a fuse apparatus as recited in claim 1, wherein: the clamping block (11) and the elastic clamping piece (12) are matched with each other, and a clamping structure is formed between the clamping block (11) and the elastic clamping piece (12).
5. A fuse block of a fuse apparatus as recited in claim 1, wherein: the inside of fixed knot structure (13) has set gradually external screw thread (1301), internal thread (1302), fixed block (1303) and fixed slot (1304), fixed slot (1304) all set up in the inside of advancing electrical contact (1) and going out electrical contact (5), the outside of fixed slot (1304) all is provided with external screw thread (1301), the outside swing joint of external screw thread (1301) has fixed block (1303), and the inside of fixed block (1303) is provided with internal thread (1302).
6. A fuse block of a fuse apparatus as recited in claim 5, wherein: one side of the fixing groove (1304) is narrower than the other side, the fixing block (1303) rotates inwards and is tighter, and the fixing groove (1304) is arranged in a triangular shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020729378.6U CN211670170U (en) | 2020-05-07 | 2020-05-07 | Fuse cylinder of fuse device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020729378.6U CN211670170U (en) | 2020-05-07 | 2020-05-07 | Fuse cylinder of fuse device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211670170U true CN211670170U (en) | 2020-10-13 |
Family
ID=72743771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020729378.6U Active CN211670170U (en) | 2020-05-07 | 2020-05-07 | Fuse cylinder of fuse device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211670170U (en) |
-
2020
- 2020-05-07 CN CN202020729378.6U patent/CN211670170U/en active Active
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