CN213242467U - High-voltage fuse convenient to change fuse - Google Patents
High-voltage fuse convenient to change fuse Download PDFInfo
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- CN213242467U CN213242467U CN202022658804.4U CN202022658804U CN213242467U CN 213242467 U CN213242467 U CN 213242467U CN 202022658804 U CN202022658804 U CN 202022658804U CN 213242467 U CN213242467 U CN 213242467U
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Abstract
The utility model relates to a high-voltage fuse technical field, and a high-voltage fuse convenient to change fuse is disclosed, including body and fuse, electrically conductive end cover has all been cup jointed to the left and right sides of body, the lateral wall of one side that deviates from mutually of two electrically conductive end covers all sets up to the toper, first screw thread has all been seted up to the inner wall of two electrically conductive end covers, the outer pipe wall of the left and right sides of body all seted up with first screw thread matched with second screw thread, the fuse level sets up the inside at the body, the outside department cover that the inside of body is located the fuse is equipped with the arc extinguishing pipe, both ends department all passes through the interior pipe wall fixed connection of connecting block and body about the outer pipe wall of the upper and lower both sides of arc extinguishing pipe, the fixed establishment that is provided with between the toper portion inner wall of two electrically conductive. The utility model discloses be convenient for change fuse, labour saving and time saving is efficient, and has improved the leakproofness.
Description
Technical Field
The utility model relates to a high-voltage fuse technical field especially relates to a high-voltage fuse convenient to change fuse.
Background
The fuse melts the melt by the heat generated by the fuse after the current exceeds a specified value for a period of time, so as to cut off the circuit; a current protector is made by applying the principle. The fuse is widely applied to high and low voltage distribution systems, control systems and electric equipment, and is one of the most commonly applied protection devices as a short circuit and overcurrent protector.
The existing high-voltage fuse convenient for replacing the fuse wire is inconvenient for replacing the fuse wire after the fuse wire is fused, wastes time and labor and has low efficiency, so that the high-voltage fuse convenient for replacing the fuse wire is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the fuse wire is inconvenient to replace after the fuse wire is fused in the prior art, wastes time and energy and has low efficiency, and the provided high-voltage fuse convenient for replacing the fuse wire.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a high-voltage fuse convenient to change fuse, includes body and fuse, electrically conductive end cover, two have all been cup jointed to the left and right sides of body the lateral wall of the one side that deviates from mutually of electrically conductive end cover all sets up to the toper, two first screw thread has all been seted up to the inner wall of electrically conductive end cover, the second screw thread with first screw thread matched with has all been seted up to the outer pipe wall in the left and right sides of body, the fuse level sets up the inside at the body, the outside department cover that the inside of body is located the fuse is equipped with the arc extinguishing pipe, both ends department all passes through the interior pipe wall fixed connection of connecting block with the body about the outer pipe wall in the upper and lower both sides of arc extinguishing pipe, the fixed establishment that is provided with between the toper portion inner wall of two electrically conductive end covers.
Preferably, the fixing mechanism comprises two strip-shaped contact pieces, two movable rods, two fixed sleeves, two fixed rods and two springs, the two strip-shaped contact pieces are symmetrically and horizontally arranged at the upper side and the lower side of the fuse wire, one ends of the two strip-shaped contact pieces, which are far away from the arc extinguishing tube, are respectively in sliding connection with the upper inner wall and the lower inner wall of the conical part of the conductive end cover, the two fixed sleeves are respectively in symmetrical fixed connection with the side wall of the side, which is far away from the two strip-shaped contact pieces, of the two movable rods, the rod walls of the two movable rods are respectively in sliding connection with the inner cylinder walls of the two fixed sleeves, the ends, which are far away from the two movable rods, extend to the outside of the fixed sleeves and are fixedly connected with the inner cylinder walls of the tube body, strip-shaped holes are respectively formed in the front side walls of the two movable rods, the two fixed rods are respectively in sliding arrangement at the inner centers of the, one ends of the two springs are fixedly connected with the hole wall at one side close to the two strip-shaped holes respectively, and the other ends of the two springs are fixedly connected with the rod wall of the fixed rod respectively.
Preferably, the outer walls of the two conductive end covers are fixedly sleeved with anti-skidding sleeves.
Preferably, the inner edges of the openings on the left side and the right side of the arc extinguishing pipe are fixedly connected with positioning rings on the outer portions of the fuse wires, and the inner edges of the openings on the left side and the right side of the positioning rings are provided with chamfers.
Preferably, two the inner wall of electrically conductive end cover is located the equal fixedly connected with sealing ring in the left and right sides department of body, two the equal fixedly connected with rubber circle of lateral wall of the relative one side of sealing ring, the left and right sides both ends of body all with the rubber circle that corresponds counterbalance setting.
Preferably, the arc-shaped surfaces are formed at one ends of the two strip-shaped contact pieces, which are positioned outside the tube body.
Compared with the prior art, the utility model provides a high-voltage fuse convenient to change fuse possesses following beneficial effect:
this high-voltage fuse convenient to change fuse through body, electrically conductive end cover, fuse and the fixed establishment that is equipped with, is convenient for change the fuse, and labour saving and time saving is efficient, and has improved the leakproofness.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses be convenient for change the fuse, labour saving and time saving is efficient, and has improved the leakproofness.
Drawings
Fig. 1 is a schematic structural diagram of a high-voltage fuse convenient for replacing a fuse wire according to the present invention;
fig. 2 is an enlarged view of a portion a of fig. 1.
In the figure: the anti-skidding type arc extinguishing device comprises an anti-skidding sleeve 1, a sealing ring 2, a conductive end cover 3, an arc extinguishing tube 4, a fuse wire 5, a fixing sleeve 6, a strip-shaped contact piece 7, a connecting block 8, a positioning ring 9, a tube body 10, a movable rod 11, a fixed rod 12, a spring 13 and a rubber ring 14.
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.
Referring to fig. 1-2, a high-voltage fuse convenient to change fuse, including body 10 and fuse 5, electrically conductive end cover 3 has all been cup jointed to the left and right sides of body 10, the lateral wall of the one side that deviates from mutually of two electrically conductive end cover 3 all sets up to the toper, first screw thread has all been seted up to the inner wall of two electrically conductive end cover 3, the outer pipe wall of the left and right sides of body 10 has all seted up the second screw thread with first screw thread matched with, fuse 5 level sets up the inside at body 10, the outside department cover that the inside of body 10 is located fuse 5 is equipped with arc extinguishing pipe 4, both ends department all passes through the interior pipe wall fixed connection of connecting block 8 with body 10 about the outer pipe wall of the upper and lower both sides of arc extinguishing pipe 4, the fixed establishment that is provided with between the toper portion inner wall of two electrically conductive end cover 3 inside the.
The fixing mechanism comprises two strip-shaped contact pieces 7, two movable rods 11, two fixing sleeves 6, two fixing rods 12 and two springs 13, the two strip-shaped contact pieces 7 are symmetrically and horizontally arranged at the upper side and the lower side of the fuse wire 5, one ends of the two strip-shaped contact pieces 7 far away from the arc extinguishing tube 4 are respectively in sliding connection with the upper inner wall and the lower inner wall of the conical part of the conductive end cover 3, the two fixing sleeves 6 are respectively in symmetrical fixed connection with the side wall of the side, away from the two strip-shaped contact pieces 7, of the two movable rods 11, the rod walls of the two movable rods 11 are respectively in sliding connection with the inner cylinder walls of the two fixing sleeves 6, the opposite ends of the two movable rods 11 extend to the outside of the fixing sleeves 6 and are fixedly connected with the inner cylinder wall of the tube body 10, strip-shaped holes are formed in the front side walls of the two movable rods 11, the two fixing rods 12 are respectively in sliding arrangement at the inner centers of the two strip-shaped holes, one end of each of the two springs 13 is fixedly connected with the hole wall at one side close to the two strip-shaped holes, and the other end of each of the two springs 13 is fixedly connected with the rod wall of the fixed rod 12.
The outer walls of the two conductive end covers 3 are fixedly sleeved with the anti-skidding sleeves 1, and the anti-skidding sleeves 1 are convenient for rotating the conductive end covers 3.
Along the equal fixedly connected with holding ring 9 in the outside department that is located fuse 5 in the left and right sides opening part of arc-extinguishing tube 4, holding ring 9 is convenient for fuse 5 to fix a position at the middle part of arc-extinguishing tube 4, conveniently carries out fixed operation, and the chamfer has all been seted up along in the left and right sides opening part of two holding rings 9, and the chamfer is convenient for the fuse and passes holding ring 9.
The inner wall of two electrically conductive end covers 3 is located the equal fixedly connected with sealing ring 2 of the left and right sides department of body 10, and the equal fixedly connected with rubber circle 14 of the lateral wall of the one side that two sealing rings 2 are relative, and the body 10 all offsets with the rubber circle 14 that corresponds in both ends about, and rubber circle 14 and the multiplicable leakproofness of sealing ring 2.
The arc-shaped surfaces are formed in the ends, located outside the tube body 10, of the two strip-shaped contact pieces 7, and the arc-shaped surfaces are convenient to slide on the inner wall of the conductive end cover 3.
The utility model discloses in, during the use, insert the inside of arc extinguishing pipe 4 through holding ring 9 with fuse 5, and make fuse 5's both ends set up department between two bar contact 7 respectively, screw up two conductive end cover 3 and the both ends of body 10 in proper order, conductive end cover 3's toper portion inner wall promotes bar contact 7's arcwall face and presss from both sides the both ends with fuse 5 tightly, and the both ends of body 10 support tightly with two rubber rings 14 respectively simultaneously.
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 high-voltage fuse convenient for replacing the fuse wire comprises a pipe body (10) and the fuse wire (5), and is characterized in that conductive end covers (3) are sleeved on the left side and the right side of the pipe body (10), two side walls of one side, deviating from each other, of each conductive end cover (3) are arranged to be conical, two first threads are arranged on the inner walls of the conductive end covers (3), second threads matched with the first threads are arranged on the outer pipe walls of the left side and the right side of the pipe body (10), the fuse wire (5) is horizontally arranged in the pipe body (10), an arc extinguishing pipe (4) is sleeved on the outer portion, located on the fuse wire (5), of the pipe body (10), of the left side and the right side of the outer pipe walls of the upper side and the lower side of the arc extinguishing pipe (4) and fixedly connected with the inner pipe walls of the pipe body (10) through connecting blocks (8), and a fixing device is fixedly arranged between the inner wall of the opening of the left side and the conical portion of the two conductive end covers And (4) a mechanism.
2. The high-voltage fuse convenient for replacing the fuse wire as claimed in claim 1, wherein the fixing mechanism comprises two strip-shaped contact pieces (7), two movable rods (11), two fixed sleeves (6), two fixed rods (12) and two springs (13), the two strip-shaped contact pieces (7) are symmetrically and horizontally arranged at the upper and lower sides of the fuse wire (5), one ends of the two strip-shaped contact pieces (7) far away from the arc extinguishing tube (4) are respectively in sliding connection with the inner walls at the upper and lower sides of the conical part of the conductive end cover (3), the two fixed sleeves (6) are respectively in symmetrical fixed connection with the side walls at the side where the two strip-shaped contact pieces (7) depart from each other, the rod walls of the two movable rods (11) are respectively in sliding connection with the inner tube walls of the two fixed sleeves (6), and the ends where the two movable rods (11) depart from each extend to the outside of the fixed sleeves (6) and are fixedly connected with the inner tube walls of the tube body (10), two the bar hole has all been seted up to the preceding lateral wall of movable rod (11), two dead lever (12) slide respectively and set up the inside center department in two bar holes, and both ends all extend to the outside in bar hole and with the inner tube wall fixed connection of fixed sleeve (6) around two dead levers (12), two the one end of spring (13) is close to one side pore wall fixed connection with two bar holes respectively, and the other end of two springs (13) respectively with the pole wall fixed connection of dead lever (12).
3. A high-voltage fuse convenient for fuse wire replacement according to claim 1, characterized in that the outer walls of both conductive end caps (3) are fixedly sleeved with anti-slip sleeves (1).
4. The high-voltage fuse convenient for replacing the fuse wire as claimed in claim 1, wherein the inner edges of the openings at the left and right sides of the arc extinguishing tube (4) are both fixedly connected with positioning rings (9) at the outer part of the fuse wire (5), and the inner edges of the openings at the left and right sides of the two positioning rings (9) are both provided with chamfers.
5. The high-voltage fuse convenient for fuse wire replacement according to claim 1, wherein the inner walls of the two conductive end covers (3) are fixedly connected with sealing rings (2) at the left and right sides of the tube body (10), the side walls of the opposite sides of the two sealing rings (2) are fixedly connected with rubber rings (14), and the left and right ends of the tube body (10) are respectively abutted to the corresponding rubber rings (14).
6. A high-voltage fuse convenient for fuse wire replacement as claimed in claim 2, wherein the ends of said two strip contacts (7) outside the body (10) are each provided with an arc-shaped face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022658804.4U CN213242467U (en) | 2020-11-17 | 2020-11-17 | High-voltage fuse convenient to change fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022658804.4U CN213242467U (en) | 2020-11-17 | 2020-11-17 | High-voltage fuse convenient to change fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213242467U true CN213242467U (en) | 2021-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022658804.4U Active CN213242467U (en) | 2020-11-17 | 2020-11-17 | High-voltage fuse convenient to change fuse |
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| Country | Link |
|---|---|
| CN (1) | CN213242467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284118A (en) * | 2021-12-28 | 2022-04-05 | 徐州汉通电子科技有限公司 | Fuse for power distribution system |
-
2020
- 2020-11-17 CN CN202022658804.4U patent/CN213242467U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284118A (en) * | 2021-12-28 | 2022-04-05 | 徐州汉通电子科技有限公司 | Fuse for power distribution system |
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