CN201788920U - Fuse with end cover having clamping structure - Google Patents
Fuse with end cover having clamping structure Download PDFInfo
- Publication number
- CN201788920U CN201788920U CN2010205400949U CN201020540094U CN201788920U CN 201788920 U CN201788920 U CN 201788920U CN 2010205400949 U CN2010205400949 U CN 2010205400949U CN 201020540094 U CN201020540094 U CN 201020540094U CN 201788920 U CN201788920 U CN 201788920U
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- China
- Prior art keywords
- fuse
- insulator
- end cap
- conductive spacer
- openend
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- Expired - Fee Related
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Abstract
The utility model relates to a fuse with an end cover having a clamping structure, comprising a clamping unit, a fuse body and an insulator, the fuse body is installed in the insulator, the clamping unit is located at two ends of the insulator, two ends of the fuse body are clamped in the clamping unit, the clamping unit comprises an end cover and a conductive gasket, two ends of the fuse body are clamped between the end cover and the conductive gasket, the end cover includes a top plate and a circumferential wall, the top plate is fixedly connected with the circumferential wall, an inserting column is convexly installed downwards from the top plate, the conductive gasket comprises an end piece and a connector, wherein an inner surface of the connector forms a connection chamber, the connector is centrally provided with a through hole, and the inserting column of the end cover is installed in the connection chamber of the conductive gasket, two ends of the fuse body respectively penetrate in the connection chamber from the through holes of the conductive gasket, simultaneously, two ends of the fuse body are respectively clamped between the inserting column of the end cover and the connector of the conductive gasket.
Description
Technical field
The utility model relates to a kind of fuse, is meant the fuse that a kind of fuse two ends have the clamping structure especially.
Background technology
Continuous development along with science and technology, people also present variation gradually to the utilization of power technology, but electric power in use exists certain unsafe factor, as short circuit etc., when circuit was short-circuited fault, the electric current by circuit just can overrate, thereby produces high temperature, damage the equipment in the circuit easily, even initiation fire.For the circuit that prevents to cause because of the electric current overrate that passes through in the circuit damages, people's fuse of connecting in circuit provides security protection by fuse for circuit.
Fuse is also referred to as fuse, and it is connected in the protected circuit, and when the electric current of protected circuit surpassed setting, the heat fusing melt that its inner melt self produces disconnected protected circuit, plays the effect of protection.Fuse is widely used in low-voltage distribution system and control system and the power consumption equipment, as short circuit and overcurrent protection, is to use one of the most general protection components and parts.
Common fuse generally is made up of three parts: the one, and the melt part, it is the core of fuse, plays the effect of cutting off electric current during fusing; The 2nd, the electrode part, it is the vitals that melt connects with circuit, it must have good electrical conductivity, should not produce tangible installation contact resistance; The 3rd, holder part, the general all very thin softnesses of the melt of fuse, it acts on the integral body of exactly melt being fixed and making three parts become rigidity and is convenient to install, use, it must have excellent mechanical intensity, insulating properties, thermal endurance and anti-flammability, in use should not produce phenomenons such as fracture, distortion, burning and short circuit.But traditional minitype fuse is owing to the disappearance of its structural design, and it is best that the performance of its various aspects often can not reach.
Summary of the invention
The utility model provides a kind of end cap to have the fuse of clamping structure, it comprises clamping unit, fuse-link and insulator, wherein, this clamping unit comprises end cap and conductive spacer, and this fuse-link is arranged in this insulator, and the two ends of this fuse-link respectively clamping between the clamping face of this connector of the outer surface of this inserting column on this end cap and this conductive spacer, can increase contact area between fuse-link and the clamping unit by such structural design, can promote the intensity of fuse, and help absorption current.It more than is main purpose of the present utility model.
The technical solution adopted in the utility model is: a kind of end cap has the fuse of clamping structure, it comprises the clamping unit, fuse-link and insulator, wherein, this fuse-link is arranged in this insulator, this clamping unit is arranged on the two ends of this insulator, the two ends clamping of this fuse-link is in this clamping unit, this clamping unit comprises end cap and conductive spacer, wherein, the two ends clamping of this fuse-link is between this end cap and this conductive spacer, this end cap comprises top board and ring wall, and this top board is fixedly connected on this ring wall, and this top board is convexly equipped with out inserting column downwards certainly, this conductive spacer comprises dististyle and connector, wherein, the inner surface of this connector surrounds into connection chamber, and the central position of this connector offers through hole, this inserting column of this end cap is plugged in this connection chamber of this conductive spacer, these fuse-link two ends penetrate this connection chamber from this through hole of this conductive spacer respectively, simultaneously, the two ends of this fuse-link respectively clamping between this connector of this inserting column of this end cap and this conductive spacer.
Aforesaid this insulator has first openend, second openend and insulator inner chamber, wherein, this first openend and this second openend correspondence are arranged on the two ends of this insulator inner chamber, this conductive spacer and this end cap are successively set on this first openend and this second openend of this insulator, this connector of this conductive spacer is plugged in this insulator inner chamber of this insulator, and this dististyle of this conductive spacer is fastened between this first openend and this second openend of this top board of this end cap and this insulator.
The beneficial effects of the utility model are: clamping is between the clamping face of this connector of the outer surface of this inserting column on this end cap and this conductive spacer respectively for the two ends of this fuse-link of the present utility model, and the two ends that can make fuse-link by this structure are by the two ends of firm clamping at the utility model fuse.
Description of drawings
Fig. 1 cross-sectional view of the present utility model.
Fig. 2 stereochemical structure decomposing schematic representation of the present utility model.
The schematic perspective view of Fig. 3 clamping of the present utility model unit.
Fig. 4 end cap schematic diagram of the present utility model.
Fig. 5 conductive spacer schematic diagram of the present utility model.
Fig. 6 insulator schematic diagram of the present utility model.
The generalized section of the another kind of embodiment of Fig. 7 end cap of the present utility model.
Embodiment
Shown in Fig. 1 to 6, a kind of end cap has the fuse of clamping structure, it comprises clamping unit 10, fuse-link 20 and insulator 30, wherein, this fuse-link 20 is arranged in this insulator 30, this clamping unit 10 is arranged on the two ends of this insulator 30, and the two ends clamping of this fuse-link 20 is in this clamping unit 10.
This clamping unit 10 comprises end cap 40 and conductive spacer 50, and wherein, the two ends clamping of this fuse-link 20 is between this end cap 40 and this conductive spacer 50.
This end cap 40 comprises top board 41 and ring wall 42, and this top board 41 is fixedly connected on this ring wall 42, and this top board 41 is convexly equipped with out inserting column 43 downwards certainly.
This inserting column 43 is positioned at the central position of this top board 41.
This conductive spacer 50 comprises dististyle 51 and connector 52, wherein, the inner surface of this connector 52 surrounds into connection chamber 53, and the central position of this connector 52 offers through hole 54, and this inserting column 43 of this end cap 40 is plugged in this connection chamber 53 of this conductive spacer 50.
These fuse-link 20 two ends penetrate this connection chamber 53 from this through hole 54 of this conductive spacer 50 respectively, simultaneously, the two ends of this fuse-link 20 respectively clamping between this connector 52 of this inserting column 43 of this end cap 40 and this conductive spacer 50.
Specific descriptions are, this moment the two ends of this fuse-link 20 respectively clamping between the clamping face 521 of the outer surface of this inserting column 43 and this connector 52, concern by above-mentioned clamping this fuse-link 20 is fixedly installed in this insulator 30.
This moment; when the utility model is installed in the circuit; this clamping unit 10 that is connected these insulator 30 two ends connects this circuit respectively, and in the time of the electric current overrate in this circuit, thereby this fuse-link 20 is reached the effect of circuit protection by fusing.
This insulator 30 has first openend 31, second openend 32 and insulator inner chamber 33, and wherein, this first openend 31 and this second openend, 32 correspondences are arranged on the two ends of this insulator inner chamber 33.
This conductive spacer 50 and this end cap 40 are successively set on this first openend 31 and this second openend 32 of this insulator 30, this connector 52 of this conductive spacer 50 is plugged in this insulator inner chamber 33 of this insulator 30, and this dististyle 51 of this conductive spacer 50 is fastened between this first openend 31 and this second openend 32 of this top board 41 of this end cap 40 and this insulator 30.
Shown in Fig. 1 to 6, in assembling, at first, this connector 52 of this conductive spacer 50 is inserted in this insulator inner chamber 33 of this insulator 30 from this first openend 31 of this insulator 30, and this connector 52 is fixed in this insulator inner chamber 33, simultaneously, this dististyle 51 of this conductive spacer 50 is connected on this first openend 31 of this insulator 30, secondly, one end of this fuse-link 20 is inserted in this insulator inner chamber 33 of this insulator 30 from this second openend 32 of this insulator 30, then, in this through hole 54 of this conductive spacer 50, pass, and be overlapped on this clamping face 521 of this connector 52 of this conductive spacer 50, once more, this end cap 40 is riveted on this first openend 31 of this insulator 30, this inserting column 43 of this end cap 40 inserts in this connection chamber 53 of this conductive spacer 50, this moment, one end of this fuse-link 20 by clamping between this connector 52 of this inserting column 43 of this end cap 40 and this conductive spacer 50, repeat step as above, with this conductive spacer 50, this end cap 40 is riveted on this second openend 32 of this insulator 30 successively, simultaneously, with the other end clamping of aforesaid this fuse-link 20 between this connector 52 of this inserting column 43 of this end cap 40 and this conductive spacer 50.
Here it should be noted that, one end of this fuse-link 20 is by when clamping is between this connector 52 of this inserting column 43 of this end cap 40 and this conductive spacer 50, one end of this fuse-link 20 forms contact resistance, in addition, aforesaid this fuse-link 20 is that waveform is to slow down the impulsive force of electric current, at last, this conductive spacer 50, this end cap 40 is riveted on this first openend 31 and this second openend 32 of this insulator 30 successively, can promote the intensity of microfuze by such structural design, and help absorption current, simultaneously, this conductive spacer 50, this end cap 40 forms the explosion-proof that inside and outside two-layer fastening structure helps promoting this insulator 30 on this first openend 31 of this insulator 30 and this second openend 32.
As shown in Figure 7, another embodiment for the utility model this end cap 40 in concrete enforcement wherein, offers counterbore 411(specifically as shown in the figure on this top board 41 of this end cap 40).
Claims (4)
1. an end cap has the fuse of clamping structure, it comprises the clamping unit, fuse-link and insulator, wherein, this fuse-link is arranged in this insulator, this clamping unit is arranged on the two ends of this insulator, it is characterized in that: the two ends clamping of this fuse-link is in this clamping unit, this clamping unit comprises end cap and conductive spacer, wherein, the two ends clamping of this fuse-link is between this end cap and this conductive spacer, this end cap comprises top board and ring wall, and this top board is fixedly connected on this ring wall, and this top board is convexly equipped with out inserting column downwards certainly, this conductive spacer comprises dististyle and connector, wherein, the inner surface of this connector surrounds into connection chamber, and the central position of this connector offers through hole, this inserting column of this end cap is plugged in this connection chamber of this conductive spacer, these fuse-link two ends penetrate this connection chamber from this through hole of this conductive spacer respectively, simultaneously, the two ends of this fuse-link respectively clamping between this connector of this inserting column of this end cap and this conductive spacer.
2. a kind of end cap as claimed in claim 1 has the fuse of clamping structure, it is characterized in that: this insulator has first openend, second openend and insulator inner chamber, wherein, this first openend and this second openend correspondence are arranged on the two ends of this insulator inner chamber, this conductive spacer and this end cap are successively set on this first openend and this second openend of this insulator, this connector of this conductive spacer is plugged in this insulator inner chamber of this insulator, and this dististyle of this conductive spacer is fastened between this first openend and this second openend of this top board of this end cap and this insulator.
3. a kind of end cap as claimed in claim 2 has the fuse of clamping structure, it is characterized in that: this inserting column is positioned at the central position of this top board.
4. a kind of end cap as claimed in claim 3 has the fuse of clamping structure, it is characterized in that: offer counterbore on this top board of this end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205400949U CN201788920U (en) | 2010-09-25 | 2010-09-25 | Fuse with end cover having clamping structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205400949U CN201788920U (en) | 2010-09-25 | 2010-09-25 | Fuse with end cover having clamping structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201788920U true CN201788920U (en) | 2011-04-06 |
Family
ID=43820876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205400949U Expired - Fee Related CN201788920U (en) | 2010-09-25 | 2010-09-25 | Fuse with end cover having clamping structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201788920U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105609390A (en) * | 2016-02-26 | 2016-05-25 | 广东中贝能源科技有限公司 | Structurally-improved fuse and manufacturing method therefor |
| CN107369596A (en) * | 2017-08-18 | 2017-11-21 | 苏州赛硕拉不锈钢制品有限公司 | A kind of fuse that can be adjusted |
-
2010
- 2010-09-25 CN CN2010205400949U patent/CN201788920U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105609390A (en) * | 2016-02-26 | 2016-05-25 | 广东中贝能源科技有限公司 | Structurally-improved fuse and manufacturing method therefor |
| CN105609390B (en) * | 2016-02-26 | 2018-07-10 | 广东中贝能源科技有限公司 | A kind of improved fuse of structure and its manufacturing method |
| CN107369596A (en) * | 2017-08-18 | 2017-11-21 | 苏州赛硕拉不锈钢制品有限公司 | A kind of fuse that can be adjusted |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110406 Termination date: 20150925 |
|
| EXPY | Termination of patent right or utility model |