CN213124361U - External welding type fuse - Google Patents
External welding type fuse Download PDFInfo
- Publication number
- CN213124361U CN213124361U CN202022635093.9U CN202022635093U CN213124361U CN 213124361 U CN213124361 U CN 213124361U CN 202022635093 U CN202022635093 U CN 202022635093U CN 213124361 U CN213124361 U CN 213124361U
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- type fuse
- groove
- welding type
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- fixedly connected
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Abstract
The utility model relates to a fuse technical field specifically is an outer type fuse that welds, including outer type fuse body and soldering tin cap fuse-element that welds, the inside fixed mounting of outer type fuse body has the fixed block, and the inside of fixed block has been installed and has been inserted and establish the pole, the surface cover of inserting and establishing the pole has the spring, the inside of outer type fuse body has been seted up and has been inserted and establish the groove, and has been inserted the inboard of establishing the groove and seted up the spout, the inside of spout is inserted and is equipped with the slider. The utility model discloses be provided with the spring, spring extrusion lug makes the lug drive and inserts and establish pole rebound, makes the block groove insert the connecting wire pulling and establish the inslot, thereby let the connecting wire completely with soldering tin cap fuse-element disconnection, safer when electric short circuit, through pressing the board pulling wooden plug, thereby make the wooden plug lose the block to the discharge port, fill the inside of inslot portion's fine sand through the discharge port flow in outer welding type fuse body, thereby catch fire when avoiding fusing.
Description
Technical Field
The utility model relates to a fuse technical field specifically is an outer welding type fuse.
Background
With the continuous development of society and the continuous improvement of science, people are provided with fuses for protecting electric appliances from overload, and the fuses can be fused to cut off current when the current abnormally rises to a certain height and heat, so that the effect of protecting the safe operation of a circuit is achieved.
In general, some external welding fuses do not have the effect of preventing incomplete fuse blowing, and after the fuses are blown, some residual conductive materials may be attached to the fuses, so that the current is not completely interrupted, and meanwhile, some fuses are easy to ignite when being blown, so that a fire phenomenon occurs after being blown.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an outer type fuse that welds to solve the problem that the fuse fusing that proposes among the above-mentioned background art is easy to catch fire when thoroughly fusing.
In order to achieve the above object, the utility model provides a following technical scheme: an external welding type fuse comprises an external welding type fuse body and a soldering tin cap melt, wherein a fixed block is fixedly installed inside the external welding type fuse body, an inserting rod is installed inside the fixed block, a spring is sleeved on the surface of the inserting rod, an inserting groove is formed in the external welding type fuse body, a sliding groove is formed in the inner side of the inserting groove, a sliding block is inserted in the sliding groove, a filling groove is fixedly connected inside the external welding type fuse body, fine sand is installed in the filling groove, a discharge port is formed in the bottom end of the filling groove, a wooden plug is inserted in the bottom end of the discharge port, a connecting rope is fixedly connected to the surface of the wooden plug, an end cover with lead is sleeved on the outer side of the external welding type fuse body, the soldering tin cap melt is fixedly connected inside the end cover with the lead, and a connecting wire is fixedly connected to the inner side of the soldering tin cap melt, and the outer side of the end cover with the lead is fixedly connected with an electric wire.
Preferably, the fixing block comprises a limiting groove, and the limiting groove is formed in the fixing block.
Preferably, the inserting rod comprises a clamping groove and a convex block, the clamping groove is formed in the bottom end of the inserting rod, and the convex block is fixedly connected to the surface of the inserting rod.
Preferably, the sliding block comprises a pressing plate, the surface of the sliding block is fixedly connected with the pressing plate, and the pressing plate and the insertion groove form a sliding structure.
Preferably, the wood plug is of a cylindrical structure, and the wood plug and the discharge port form a clamping structure.
Preferably, the connection cord and the pressing plate are connected to each other, and the pressing plate pulls the wooden plug through the connection cord.
Preferably, the sliding block is of a rectangular structure, and the sliding block and the sliding groove form a sliding structure.
Compared with the prior art, the beneficial effects of the utility model are that: this external welding type fuse is provided with the spring, spring extrusion lug, make the lug drive insert establish the pole rebound, make the block groove insert the connecting wire pulling and establish the inslot, thereby let the connecting wire break off with soldering tin cap fuse-element completely, safer when electric short circuit, through pressing the wooden stopper of pressing the board pulling, thereby make the wooden stopper lose the block to the discharge port, fill the inside fine sand of inslot portion and flow into the inside of external welding type fuse body through the discharge port, thereby fire when avoiding fusing.
(1) The device is provided with a spring, and the spring extrudes the convex block to enable the convex block to drive the inserting rod to move upwards, so that the clamping groove pulls the connecting wire to be inserted into the inserting groove, and the connecting wire is completely disconnected from the soldering tin cap melt, so that the device is safer during electrical short circuit.
(2) The device connects the rope through pressing the pulling of pressing the board, connects rope pulling wooden stopper to make wooden stopper lose the block to the discharge port, fill the inside fine sand of inslot portion and flow into the inside of outer welding type fuse body through the discharge port, thereby catch fire when avoiding the fusing.
Drawings
Fig. 1 is a front view schematically illustrating the structure of the present invention;
fig. 2 is a schematic sectional view of the structure of the present invention;
fig. 3 is a schematic cross-sectional view of the fixing block of the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: 1. an externally welded fuse body; 2. a fixed block; 201. a limiting groove; 3. inserting the rod; 301. a clamping groove; 302. a bump; 4. a spring; 5. inserting into a groove; 501. a chute; 6. a slider; 601. a pressing plate; 7. a wood plug; 8. a connecting rope; 9. filling the groove; 901. a discharge port; 10. fine sand; 11. an end cap with lead; 12. soldering tin cap melt; 13. an electric wire; 14. and connecting the wires.
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: an external welding type fuse comprises an external welding type fuse body 1 and a soldering tin cap melt 12, wherein a fixing block 2 is fixedly arranged inside the external welding type fuse body 1, the fixing block 2 comprises a limiting groove 201, the limiting groove 201 is formed inside the fixing block 2, a spring 4 is conveniently arranged in the limiting groove 201, and the inserting rod 3 is arranged inside the fixed block 2, the inserting rod 3 comprises a clamping groove 301 and a convex block 302, the clamping groove 301 is arranged at the bottom end of the inserting rod 3, the convex block 302 is fixedly connected with the surface of the inserting rod 3, so that the convex block 302 drives the inserting rod 3 to move, the spring 4 is sleeved on the surface of the inserting rod 3, the inserting groove 5 is arranged inside the external welding type fuse body 1, a sliding groove 501 is arranged on the inner side of the inserting groove 5, a sliding block 6 is inserted in the sliding groove 501, the sliding block 6 is of a rectangular structure, and the sliding block 6 and the sliding groove 501 form a sliding structure, so that the sliding block 6 drives the pressing plate 601 to slide conveniently.
The sliding block 6 comprises a pressing plate 601, the surface of the sliding block 6 is fixedly connected with the pressing plate 601, the pressing plate 601 and the insertion groove 5 form a sliding structure, so that the pressing plate 601 can move in the insertion groove 5, the inside of the external welding type fuse body 1 is fixedly connected with a filling groove 9, fine sand 10 is arranged in the filling groove 9, the bottom end of the filling groove 9 is provided with a discharge port 901, the bottom end of the discharge port 901 is inserted with a wood plug 7, the wood plug 7 is in a cylindrical structure, the wood plug 7 and the discharge port 901 form a clamping structure, so that the wood plug 7 can block the discharge port 901, the surface of the wood plug 7 is fixedly connected with a connecting rope 8, the connecting rope 8 is connected with the pressing plate 601, the pressing plate 601 pulls the wood plug 7 through the connecting rope 8, so that the connecting rope 8 is pulled to open the wood plug 7 when the pressing plate 601 moves, the external welding type fuse body 1 is sleeved with a lead-containing, and the inside of the end cover 11 with lead is fixedly connected with a soldering tin cap melt 12, the inner side of the soldering tin cap melt 12 is fixedly connected with a connecting wire 14, and the outer side of the end cover 11 with lead is fixedly connected with an electric wire 13.
The working principle is as follows: during the use, when fusing, according to figure 1, the fuse can fuse when the electrical apparatus short circuit, make mutual separation between connecting wire 14 and the soldering tin cap fuse-element 12, connecting wire 14 loses the fixed back with soldering tin cap fuse-element 12, spring 4's elasticity extrusion lug 302 slides in spacing groove 201, lug 302 drives and inserts pole 3 rebound, thereby make block groove 301 insert connecting wire 14 pulling and insert in establishing the groove 5, thereby make connecting wire 14 break off with soldering tin cap fuse-element 12 completely, it is safer when electrical short circuit.
During the use, according to figure 1, when short circuit day fuses, insert and establish pole 3 and insert and establish groove 5, make and insert pole 3 extrusion pressing plate 601 rebound, pressing plate 601 slides in spout 501 through slider 6, make pressing plate 601 pulling connection rope 8, connection rope 8 pulling wooden stopper 7, thereby make wooden stopper 7 lose the block to discharge port 901, the inside fine sand 10 of filling groove 9 flows into the inside of outer welding type fuse body 1 through discharge port 901, thereby avoid catching fire when fusing.
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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides an outer type fuse that welds, includes outer type fuse body (1) and soldering tin cap fuse-element (12), its characterized in that: the inner part of the outer welding type fuse body (1) is fixedly provided with a fixed block (2), the inner part of the fixed block (2) is provided with an inserting rod (3), the surface of the inserting rod (3) is sleeved with a spring (4), the inner part of the outer welding type fuse body (1) is provided with an inserting groove (5), the inner side of the inserting groove (5) is provided with a sliding groove (501), the inner part of the sliding groove (501) is inserted with a sliding block (6), the inner part of the outer welding type fuse body (1) is fixedly connected with a filling groove (9), fine sand (10) is arranged in the filling groove (9), the bottom end of the filling groove (9) is provided with a discharge port (901), the bottom end of the discharge port (901) is inserted with a wood plug (7), the surface of the wood plug (7) is fixedly connected with a connecting rope (8), the outer side of the outer welding type fuse body (1) is sleeved with a lead end cover (11), and the interior of the lead-containing end cover (11) is fixedly connected with a soldering tin cap melt (12), the inner side of the soldering tin cap melt (12) is fixedly connected with a connecting wire (14), and the outer side of the lead-containing end cover (11) is fixedly connected with an electric wire (13).
2. An external welding type fuse according to claim 1, wherein: the fixing block (2) comprises a limiting groove (201), and the limiting groove (201) is formed in the fixing block (2).
3. An external welding type fuse according to claim 1, wherein: the inserting rod (3) comprises a clamping groove (301) and a convex block (302), the clamping groove (301) is formed in the bottom end of the inserting rod (3), and the convex block (302) is fixedly connected to the surface of the inserting rod (3).
4. An external welding type fuse according to claim 1, wherein: the sliding block (6) comprises a pressing plate (601), the pressing plate (601) is fixedly connected to the surface of the sliding block (6), and the pressing plate (601) and the inserting groove (5) form a sliding structure.
5. An external welding type fuse according to claim 1, wherein: the wooden plug (7) is of a cylindrical structure, and the wooden plug (7) and the discharge port (901) form a clamping structure.
6. An external welding type fuse according to claim 1, wherein: the connecting rope (8) and the pressing plate (601) are connected with each other, and the pressing plate (601) pulls the wooden plug (7) through the connecting rope (8).
7. An external welding type fuse according to claim 1, wherein: the sliding block (6) is of a rectangular structure, and the sliding block (6) and the sliding groove (501) form a sliding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022635093.9U CN213124361U (en) | 2020-11-16 | 2020-11-16 | External welding type fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022635093.9U CN213124361U (en) | 2020-11-16 | 2020-11-16 | External welding type fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213124361U true CN213124361U (en) | 2021-05-04 |
Family
ID=75668182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022635093.9U Active CN213124361U (en) | 2020-11-16 | 2020-11-16 | External welding type fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213124361U (en) |
-
2020
- 2020-11-16 CN CN202022635093.9U patent/CN213124361U/en active Active
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