CN112017926B - Fireproof power fuse convenient for replacing fuse - Google Patents
Fireproof power fuse convenient for replacing fuse Download PDFInfo
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- CN112017926B CN112017926B CN202011098855.4A CN202011098855A CN112017926B CN 112017926 B CN112017926 B CN 112017926B CN 202011098855 A CN202011098855 A CN 202011098855A CN 112017926 B CN112017926 B CN 112017926B
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- fuse
- shell
- fire extinguishing
- fixedly connected
- convenient
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/22—Intermediate or auxiliary parts for carrying, holding, or retaining fuse, co-operating with base or fixed holder, and removable therefrom for renewing the fuse
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/20—Bases for supporting the fuse; Separate parts thereof
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fuses (AREA)
Abstract
The invention discloses a fireproof electric fuse convenient for replacing a fuse, which comprises a shell, electric connection tubes and fuses, wherein the two ends of the shell are fixedly connected with the electric connection tubes which are horizontally distributed, the inner sides of two groups of the electric connection tubes are fixedly connected with electric connection blocks communicated with the shell, the inner side of the shell is rotatably connected with a rotary disc, and four groups of fuses which are distributed in an annular array are arranged on the inner side of the rotary disc. According to the invention, firstly, the rotary disc type fuse replacing structure is adopted, so that the fuse can be conveniently replaced, the workload of operators is reduced, and the convenience of fuse replacement is improved, so that the actual operation and use of the electric fuse are facilitated.
Description
Technical Field
The invention relates to the technical field of power fuses, in particular to a fireproof power fuse convenient for fuse replacement.
Background
The power fuse is one of fuses, and is an electric appliance that fuses a fuse body by heat generated by itself to open a circuit when a current exceeds a predetermined value. 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. However, the existing power fuse has the following defects: firstly, adopt single insurance structure mostly, after fuse overload fuse-off, need to change whole fuse or with new fuse pack into the fuse, whole change process is wasted time and energy, the convenience of changing the fuse is relatively poor, the actual operation of the power fuse of being not convenient for is used, secondly, most are not equipped with fireproof structure, the fuse is after overload fuse-off in-process, the fuse can produce a large amount of heats and produce naked light even, easily lead to the fuse to produce the phenomenon of burning out, be difficult to in time put out a fire when fuse internal combustion handles, the security of using is relatively poor.
Disclosure of Invention
The invention aims to: in order to solve the problems that the traditional power fuse is not convenient to replace and process the fuse conveniently and fast and has poor fireproof performance, the fireproof power fuse convenient to replace the fuse is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a fireproof electric fuse convenient for replacing a fuse, which comprises a shell, an electric connecting pipe and a fuse, the two ends of the shell are fixedly connected with horizontally distributed electric tubes, the inner sides of the two groups of electric tubes are fixedly connected with electric blocks communicated with the shell, the inner side of the shell is rotatably connected with a rotary disc, four groups of fuses distributed in an annular array are arranged on the inner side of the rotary disc, the outer end of the fuse is mutually attached to the inner end of the electric connection block, the right end of the rotary disc is fixedly connected with a cross rotary column penetrating through the shell, the right end of the cross rotating column is sleeved with a slide fastener, the left end of the slide fastener is fixedly connected with four groups of lock columns distributed in an annular array, the right end of the electricity receiving pipe is provided with a lock hole matched with the lock column, the top of the shell is positioned above the rotating disc and provided with a pinch plate, the top of the pinch plate is provided with a jack, and the inner side of the jack is inserted with a fire extinguishing cylinder.
As a further description of the above technical solution:
the top of the electricity receiving pipe is connected with a fastening bolt penetrating through the electricity receiving pipe and the electricity receiving block in a screwing mode, and a screwing cap is installed at the top end of the fastening bolt.
As a further description of the above technical solution:
the inner part of the electricity-receiving tube is positioned at the outer side of the electricity-receiving block and is symmetrically and fixedly connected with two groups of rubber valves which are mutually jointed.
As a further description of the above technical solution:
the front end and the rear end of the buckle plate are both provided with pressing grooves.
As a further description of the above technical solution:
the left end and the equal fixedly connected with two sets of inserted blocks that are vertical distribution of rear end of buckle, the top of casing seted up with inserted block assorted slot.
As a further description of the above technical solution:
the inside of a fire extinguishing section of thick bamboo is filled with the powder of putting out a fire, the bottom of a fire extinguishing section of thick bamboo is located the below fixedly connected with diaphragm of the powder of putting out a fire.
As a further description of the above technical solution:
the diaphragm is made of polyethylene wax material.
As a further description of the above technical solution:
the fire extinguishing powder is prepared by mixing fine sand, sodium bicarbonate powder and quicklime powder in a mass ratio of 3:4: 3.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, a rotary disc type fuse replacing structure is adopted, the rotary disc and the fuse are arranged on the inner side of the shell, the cross rotating column and the sliding buckle are arranged at the right end of the rotary disc, when the fuse working on the rotary disc is fused, the sliding buckle can slide rightwards on the cross rotating column and rotate 90 degrees, at the moment, the rotary disc also rotates 90 degrees, and when a new group of fuses are attached between the two power receiving blocks, the lock column at the specified position on the sliding buckle can slide into the lock hole on the power receiving tube.
2. According to the invention, a covering type fire extinguishing structure is adopted, the fire extinguishing cylinder is arranged on the buckle plate, the diaphragm and the fire extinguishing powder are arranged on the fire extinguishing cylinder, when the fuse is abnormally high in temperature or generates open fire, the temperature in the shell can be rapidly raised, the diaphragm made of polyethylene wax can be heated and melted at the moment, the fire extinguishing powder in the fire extinguishing cylinder can fall into the shell under the action of gravity, the fuse can be covered by fine sand in the fire extinguishing powder, and meanwhile, a large amount of carbon dioxide gas can be decomposed by heating the sodium bicarbonate powder in the fire extinguishing powder, so that the fire source is prevented from being continuously combusted.
3. According to the invention, a wrapping type power connection structure is adopted, two groups of rubber flaps which are mutually attached are arranged on the power connection pipe, when the conductor part of the lead is inserted into the power connection block of the power connection pipe, the two groups of rubber flaps can wrap the gap between the lead and the power connection pipe, so that the connection gap between the power connection pipe and the lead is reduced, the conductor part of the lead can be wrapped in the power connection pipe of the power fuse by the structure, the phenomena of oxidation and rust of the conductor part exposed in the external environment for a long time are reduced, and the service life of the power fuse is prolonged.
Drawings
Fig. 1 is a schematic perspective view of a fireproof power fuse according to the present invention, which facilitates fuse replacement;
FIG. 2 is a schematic perspective sectional view of the present invention;
fig. 3 is a partial cross-sectional view of the shell, nipple and disk of the present invention.
Illustration of the drawings:
1. a housing; 101. a slot; 2. a power receiving tube; 201. a rubber flap; 202. a lock hole; 3. fastening a bolt; 301. screwing the cap; 4. rotating the disc; 401. a cross rotary column; 5. a fuse; 6. sliding and buckling; 601. a lock cylinder; 7. buckling the plate; 701. a jack; 702. pressing the groove; 703. inserting a block; 8. a fire extinguishing cylinder; 801. a diaphragm; 9. a power connection block; 10. fire extinguishing powder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a fireproof electric fuse convenient for fuse replacement comprises a shell 1, electric connection tubes 2 and fuses 5, wherein two ends of the shell 1 are fixedly connected with the electric connection tubes 2 which are horizontally distributed, the inner sides of two groups of electric connection tubes 2 are fixedly connected with electric connection blocks 9 communicated with the shell 1, the inner side of the shell 1 is rotatably connected with a rotary disc 4, four groups of fuses 5 which are distributed in an annular array are arranged on the inner side of the rotary disc 4, the outer ends of the fuses 5 are mutually attached to the inner ends of the electric connection blocks 9, a cross rotary column 401 which penetrates through the shell 1 is fixedly connected to the right end of the rotary disc 4, a slide fastener 6 is sleeved on the right end of the cross rotary column 401, four groups of lock columns 601 which are distributed in an annular array are fixedly connected to the left end of the slide fastener 6, lock holes 202 matched with the lock columns are formed in the right end of the electric connection tubes 2, a buckle plate 7 is arranged above the rotary disc 4 at, the fire extinguishing tube 8 is inserted into the inner side of the insertion hole 701.
Specifically, as shown in fig. 1 to 3, the top of the power receiving tube 2 is screwed with the fastening bolt 3 penetrating through the power receiving tube 2 and the power receiving block 9, the top end of the fastening bolt 3 is provided with a screw cap 301, the power receiving tube 2 is symmetrically and fixedly connected with two sets of rubber flaps 201 attached to each other at the outer side of the power receiving block 9, the screw cap 301 is arranged to facilitate the rotation adjustment processing of the fastening bolt 3, and the rubber flaps 201 are arranged to wrap the wire at the inner side of the power receiving tube 2.
Specifically, as shown in fig. 1-3, the front end and the rear end of the buckle 7 are both provided with pressing grooves 702, the left end and the rear end of the buckle 7 are both fixedly connected with two sets of insertion blocks 703 which are vertically distributed, the top of the shell 1 is provided with slots 101 which are matched with the insertion blocks 703, the arrangement of the pressing grooves 702 facilitates the holding and installation processing of the buckle 7, and the arrangement of the insertion blocks 703 and the slots 101 improves the stability of installation between the buckle 7 and the shell 1.
Specifically, as shown in fig. 1 and 2, the fire extinguishing powder 10 is filled inside the fire extinguishing cylinder 8, the bottom end of the fire extinguishing cylinder 8 is fixedly connected with a diaphragm 801 below the fire extinguishing powder 10, the diaphragm 801 is made of polyethylene wax material, the diaphragm 801 can be heated and melted when the temperature is higher than 103 ℃, so that the fire extinguishing powder 10 can enter the shell 1 when the temperature is abnormal, the fire extinguishing powder 10 is made of fine sand, sodium bicarbonate powder and quicklime powder through mixing in a mass ratio of 3:4:3, and the quicklime can dry and dehumidify the fine sand and the sodium bicarbonate powder.
The working principle is as follows: when the fuse is used, when a wire needs to be installed in the fuse, a conductor part of the wire can penetrate through the two groups of rubber flaps 201 and slide into the inner side of the power connection pipe 2, after the conductor part of the wire slides into the power connection block 9, the rotating cap 301 on the fastening bolt 3 can be held and rotated, the conductor part of the wire can be fastened in the power connection block 9 by the fastening bolt 3, meanwhile, under the wrapping effect of the two groups of rubber flaps 201, the conductor part of the wire can be sealed in the inner side of the power connection pipe 2, so that the installation treatment between the wire and the fuse is completed, when the fuse is used and has abnormal high temperature or generates open fire inside, the diaphragm 801 made of polyethylene wax at the bottom of the fire extinguishing cylinder 8 can be heated and melted, at the moment, the fire extinguishing powder 10 inside the fire extinguishing cylinder 8 can fall into the shell 1 under the action of gravity, and the fuse 5 can be covered by fine sand in the fire extinguishing powder 10, meanwhile, sodium bicarbonate powder in the fire extinguishing powder 10 is heated to decompose a large amount of carbon dioxide gas, so that the fire source is prevented from continuously burning, the generation of the phenomenon of burning of the fuse is reduced, when the fuse 5 needs to be replaced after being fused, an operator can hold the slide fastener 6 and slide the slide fastener 6 rightwards and rotate 90 degrees, at the moment, the rotary disc 4 also rotates 90 degrees, after a new group of fuses 5 are attached between the two power receiving blocks 9, the lock column 601 at the specified position on the slide fastener 6 can slide into the lock hole 202 on the power connecting pipe 2, the locking treatment after the rotary disc 4 is rotated and adjusted is completed, and the convenient replacement treatment of the fuse 5 is completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The fireproof electric fuse convenient for replacing the fuse comprises a shell (1), a power connection pipe (2) and a fuse (5), and is characterized in that the two ends of the shell (1) are fixedly connected with power connection pipes (2) which are horizontally distributed, the two power connection pipes are connected with power connection blocks (9) which are communicated with the shell (1) through inner side fixedly connected with of the power connection pipes (2), a rotary disc (4) is rotatably connected to the inner side of the shell (1), four sets of fuses (5) which are distributed in an annular array are installed on the inner side of the rotary disc (4), the outer end of each fuse (5) is mutually attached to the inner end of each power connection block (9), a cross rotary column (401) which penetrates through the shell (1) is fixedly connected to the right end of the cross rotary column (401), a slide fastener (6) is sleeved on the right end of the cross rotary column (401), and four sets of lock columns (601) which are distributed in the annular array are fixedly connected to the left end of the, the fire extinguishing device is characterized in that a lock hole (202) matched with a lock column (601) is formed in the right end of the electricity receiving tube (2), a buckle plate (7) is installed on the top, located above the rotary disc (4), of the top of the shell (1), a jack (701) is formed in the top of the buckle plate (7), a fire extinguishing cylinder (8) is inserted into the inner side of the jack (701) in a plugging mode, fire extinguishing powder (10) is filled into the inner side of the fire extinguishing cylinder (8), a diaphragm (801) is fixedly connected to the bottom end of the fire extinguishing cylinder (8) and located below the fire extinguishing powder (10), the diaphragm (801) is made of a polyethylene wax material, and the fire extinguishing powder (10) is made of fine sand, sodium bicarbonate powder and quick lime powder through mixing in a mass ratio of 3.
2. A fire-proof electric power fuse convenient for fuse replacement according to claim 1, characterized in that the top of the electric power receiving tube (2) is screwed with a fastening bolt (3) passing through the electric power receiving tube (2) and the electric power receiving block (9), and the top end of the fastening bolt (3) is provided with a screw cap (301).
3. A fire-resistant electric power fuse convenient for fuse replacement according to claim 2, characterized in that two sets of rubber flaps (201) attached to each other are symmetrically and fixedly connected to the inside of the electric connecting tube (2) outside the electric connecting block (9).
4. A fire-proof electric power fuse convenient for fuse replacement according to claim 1, characterized in that the front and rear ends of the pinch plate (7) are provided with pressing grooves (702).
5. The fireproof electric fuse convenient for fuse replacement according to claim 1, wherein the left end and the rear end of the buckle plate (7) are fixedly connected with two groups of vertically distributed insertion blocks (703), and the top of the shell (1) is provided with a slot (101) matched with the insertion blocks (703).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011098855.4A CN112017926B (en) | 2020-10-14 | 2020-10-14 | Fireproof power fuse convenient for replacing fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011098855.4A CN112017926B (en) | 2020-10-14 | 2020-10-14 | Fireproof power fuse convenient for replacing fuse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112017926A CN112017926A (en) | 2020-12-01 |
| CN112017926B true CN112017926B (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011098855.4A Active CN112017926B (en) | 2020-10-14 | 2020-10-14 | Fireproof power fuse convenient for replacing fuse |
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| CN (1) | CN112017926B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113189381A (en) * | 2021-05-05 | 2021-07-30 | 韩芳 | Intelligent electric meter |
| CN114678240A (en) * | 2022-03-07 | 2022-06-28 | 铁将军汽车电子股份有限公司 | Automobile sound fuse holder |
| CN114743846B (en) * | 2022-04-28 | 2024-04-26 | 西安五环特种熔断器有限公司 | Fireproof fuse capable of fusing and replacing wires |
| CN116013683B (en) * | 2023-03-24 | 2023-07-07 | 国网山东省电力公司禹城市供电公司 | Device and method for replacing fused fuse of capacitor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4475783A (en) * | 1981-08-24 | 1984-10-09 | Littelfuse, Inc. | Clip-in interconnection bus for multiple fuse holder arrays |
| CN105702539A (en) * | 2014-09-21 | 2016-06-22 | 蔡留凤 | Fire-prevention fuse used for electrical machinery and provided with ceramic insulating and radiating fins |
| CN105788992A (en) * | 2014-09-21 | 2016-07-20 | 蔡留凤 | Fire-proof fuse for electrical machinery |
| CN210156342U (en) * | 2019-08-14 | 2020-03-17 | 上海久合机电工程成套公司 | Fuse device |
| CN111161986A (en) * | 2018-11-08 | 2020-05-15 | 赫森电气(无锡)有限公司 | Fuse is used in protection of two-wheeled and tricycle electric motor car |
-
2020
- 2020-10-14 CN CN202011098855.4A patent/CN112017926B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4475783A (en) * | 1981-08-24 | 1984-10-09 | Littelfuse, Inc. | Clip-in interconnection bus for multiple fuse holder arrays |
| CN105702539A (en) * | 2014-09-21 | 2016-06-22 | 蔡留凤 | Fire-prevention fuse used for electrical machinery and provided with ceramic insulating and radiating fins |
| CN105788992A (en) * | 2014-09-21 | 2016-07-20 | 蔡留凤 | Fire-proof fuse for electrical machinery |
| CN111161986A (en) * | 2018-11-08 | 2020-05-15 | 赫森电气(无锡)有限公司 | Fuse is used in protection of two-wheeled and tricycle electric motor car |
| CN210156342U (en) * | 2019-08-14 | 2020-03-17 | 上海久合机电工程成套公司 | Fuse device |
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| CN112017926A (en) | 2020-12-01 |
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Effective date of registration: 20210413 Address after: 518102 east area, 2nd floor, building D, huachuangda Industrial Park, next to Gushu Hangcheng Avenue, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Applicant after: KENNEDY POWER TECHNOLOGY Co.,Ltd. OF SHENZHEN CITY Address before: 210000 Wu Tonglin 5 building, Jiangning Development Zone, 58 Sheng Tai Road, Jiangning District, Nanjing, Jiangsu. Applicant before: Nanjing Aike sailante Environmental Protection Technology Co.,Ltd. |
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