CN211479975U - Fuse base convenient for replacing parts - Google Patents
Fuse base convenient for replacing parts Download PDFInfo
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- CN211479975U CN211479975U CN202020084524.4U CN202020084524U CN211479975U CN 211479975 U CN211479975 U CN 211479975U CN 202020084524 U CN202020084524 U CN 202020084524U CN 211479975 U CN211479975 U CN 211479975U
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- fuse
- conducting strip
- conductive
- shell
- spring
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Abstract
The utility model discloses a fuse base convenient for replacing parts, which belongs to the technical field of fuse bases and comprises a bottom shell, a shell cover and a protective cover, wherein the middle part of the top end of the bottom wall of the bottom shell is fixedly provided with a frame seat, the left side wall and the right side wall of the frame seat are symmetrically provided with electrode plates, the right end of the electrode plate at the left side is connected with a fixed conducting strip, and the left end of the electrode plate at the right side is connected with a first movable conducting strip, the utility model discloses a cable connecting point is arranged in the shell cover, which can play the roles of wind and rain prevention, and can play the role of pressing and limiting for the fuse through the arranged elastic conducting piece, so as to avoid the lateral movement of the fuse, so that the fuse can work more stably and reliably, in the scheme, the protective cover and the elastic block on the protective cover can play the role of protecting the, it is simpler to change the internal parts.
Description
Technical Field
The utility model relates to a fuse-base technical field specifically is a fuse-base of convenient renewal part.
Background
The fuse is an electric appliance which fuses a melt 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. The fuse generally uses with the fuse base cooperation, when parts such as inside pilot lamp and fuse body broke down, need all unpack the base and just can inspect or change, and the operation is very inconvenient.
For example, patent No. CN201820499820.3 discloses a fuse base which is easy to disassemble and comprises a base and a fuse carrier body, a fixing cavity for installing a fuse is arranged on one end side of the melt-carrying body, the fuse is installed in the fixing cavity, an indicator light fixing groove is arranged at the adjacent fixing cavity on the melt-carrying body, two electrode plates are arranged on the inner walls of the adjacent fixed cavities in the indicator light fixed grooves, one end of each electrode plate is arranged in the indicator light fixed groove, the other end of each electrode plate penetrates through the side wall of the fixed cavity to be connected with electrodes at two ends of a fuse in the fixed cavity, a fixed plate for fixing the indicator light is horizontally and slidably attached to the surface of the inner wall of the indicator light fixed groove far away from the fixed cavity, one side of the fixed plate is abutted against the indicator lamp, the other side of the fixed plate is horizontally provided with a guide rod, the free end of the guide rod penetrates through the side wall of the melt carrier, and an elastic piece is sleeved on a rod body of the guide rod, which is positioned between the side wall of the melt carrier and the fixed plate.
Although above-mentioned device can conveniently take out fuse and pilot lamp, does not have prudent fixed to the fuse among the above-mentioned device, and the fusing body in it probably is rocking lateral shifting down for fuse and electrode slice contact failure lead to the fuse to become invalid when serious, lead to the electric power calamity, and wherein the fixed of pilot lamp is realized through the screw rod, and overall structure is outside protruding, and the structure is ugly uneconomical.
Based on this, the utility model designs a conveniently change fuse-base of part to solve the above-mentioned problem that appears.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a conveniently change fuse-base of part to solve the problem among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a fuse base convenient for part replacement comprises a bottom shell, a shell cover and a protective cover, wherein a frame base is fixedly arranged in the middle of the top end of the bottom wall of the bottom shell, electrode plates are symmetrically arranged on the left side wall and the right side wall of the frame base, the right end of the electrode plate on the left side is connected with a fixed conducting plate, the left end of the electrode plate on the right side is connected with a first movable conducting plate, a first conducting spring is connected between the first movable conducting plate and the electrode plate on the right side, a fuse is clamped and installed between the fixed conducting plate and the first conducting spring, and cable fixing mechanisms are connected;
the upper parts of the left and right side walls of the frame seat are bilaterally and symmetrically provided with first spring telescopic blocks, the left and right side walls of the shell cover are provided with first through holes corresponding to the first spring telescopic blocks, the first spring telescopic blocks and the first through holes form first limiting parts, the shell cover is fixedly arranged on the shell cover through the first limiting parts, the shell cover and the shell cover are connected to form a complete shell, and two acting ends of the complete shell are provided with circular cable channels corresponding to the cable fixing mechanisms;
an indicator lamp groove is formed in the middle of the top end of the shell cover, through holes are formed in the left side and the right side of the bottom wall of the indicator lamp groove, a conductive block is fixed in each through hole, an indicator lamp device is installed in each indicator lamp groove, an electrode post of each indicator lamp device abuts against the corresponding conductive block, the bottom end of each conductive block is connected with an elastic conductive piece, and the bottoms of the elastic conductive pieces on the two sides abut against the two poles of the fuse respectively;
lateral wall upper portion bilateral symmetry is equipped with the flexible piece of second spring about the cap, it has the second opening to correspond the flexible piece of second spring to open on the lateral wall about the protection casing, the flexible piece of second spring constitutes the second locating part with the second opening, the protection casing passes through second locating part fixed mounting and covers at the cap.
Preferably, cable fixed establishment is including insulating post, L type conducting strip, screw rod, nut and line ball piece constitution, the insulating post is fixed on the drain pan diapire, the horizontal piece end and the insulating post top rigid coupling of L type conducting strip, the perpendicular piece end and the adjacent electrode slice rigid coupling of L type conducting strip, the screw rod rigid coupling is at insulating post top middle part, and the screw rod runs through L type conducting strip, the nut spiro union is on the screw rod, the line ball piece is the ring structure, line ball piece rigid coupling is in the nut bottom, and the screw rod passes the line ball piece.
Preferably, the elastic conductive piece comprises a second conductive spring, a second movable conductive piece, a limiting rod and a limiting groove, the top end of the second conductive spring is connected with the conductive block, the bottom end of the second conductive spring is fixedly connected with the second movable conductive piece, the limiting rod is vertically installed on the left side of the top end of the second movable conductive piece, the limiting groove is arranged on the bottom wall of the indicator lamp groove, and the limiting groove is inserted in the limiting rod in a limiting mode.
Preferably, the circular cable channel is composed of a lower semicircular tube arranged on the top end of the side wall of the bottom shell and an upper semicircular tube arranged at the bottom end of the side wall of the top shell.
Preferably, the middle part of the top end of the protective cover is provided with a transparent lampshade, the transparent lampshade is opposite to the lamp holder of the indicating lamp device, the bottom end of the top wall of the protective cover is symmetrically provided with elastic blocks, and the bottom ends of the elastic blocks are extruded and abutted against the indicating lamp device.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses establish the cable tie point in the cap, can play the function of preventing wind and rain, elasticity through setting up is electrically conductive, can play to press spacing effect to the fuse, avoid its lateral shifting, make fuse work more reliable and stable, through protection casing and elasticity piece on it in this scheme, can play the guard action to the pilot lamp, and stop gear is built-in, make the device whole more pleasing to the eye, through the two sets of elasticity locating parts that set up, make disassembling of device very simple, it is simpler to change internals.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
fig. 3 is a schematic view of the cable fixing mechanism of the present invention;
fig. 4 is an enlarged schematic view of the position a of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-bottom shell, 2-frame, 3-electrode plate, 4-fixed conductive plate, 5-first conductive spring, 6-first movable conductive plate, 7-fuse, 8-shell cover, 9-circular cable channel, 10-first spring expansion block, 11-indicator lamp groove, 12-indicator lamp device, 13-through hole, 14-conductive block, 16-protective cover, 17-second spring expansion block, 18-transparent lampshade, 19-elastic block, 20-cable fixing mechanism, 91-lower semi-circular tube, 92-upper semi-circular tube, 151-second conductive spring, 152-second movable conductive plate, 153-limiting rod, 154-limiting groove, 201-insulating column, 202-L type conductive plate, 203-screw rod, 204-nut, 205-crimping piece.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: a fuse base convenient for part replacement comprises a bottom shell 1, a shell cover 8 and a protective cover 16, wherein a frame base 2 is fixedly arranged at the middle part of the top end of the bottom wall of the bottom shell 1, electrode plates 3 are symmetrically arranged on the left side wall and the right side wall of the frame base 2, a fixed conducting plate 4 is connected to the right end of the left electrode plate 3, a first movable conducting plate 6 is connected to the left end of the right electrode plate 3, a first conducting spring 5 is connected between the first movable conducting plate 6 and the right electrode plate 3, a fuse 7 is clamped and mounted between the fixed conducting plate 4 and the first conducting spring 5, and cable fixing mechanisms 20 are connected and arranged;
the upper parts of the left side wall and the right side wall of the frame seat 2 are bilaterally and symmetrically provided with first spring telescopic blocks 10, the left side wall and the right side wall of the shell cover 8 are provided with first through holes corresponding to the first spring telescopic blocks 10, the first spring telescopic blocks 10 and the first through holes form first limiting parts, the shell cover 8 is fixedly arranged on the shell cover 1 through the first limiting parts, the shell cover 1 and the shell cover 8 are connected to form a complete shell, and two acting ends of the complete shell are provided with circular cable channels 9 corresponding to the cable fixing mechanisms 20;
an indicator light groove 11 is arranged in the middle of the top end of the shell cover 8, through holes 13 are formed in the left side and the right side of the bottom wall of the indicator light groove 11, conductive blocks 14 are fixed in the through holes 13, an indicator light device 12 is installed in the indicator light groove 11, electrode posts of the indicator light device 12 abut against the conductive blocks 14, elastic conductive pieces are connected to the bottom ends of the conductive blocks 14, and the bottoms of the elastic conductive pieces on the two sides abut against the two poles of the fuse 7 respectively;
lateral wall upper portion bilateral symmetry is equipped with second spring expansion block 17 about cap 8, and it has the second opening to correspond second spring expansion block 17 and open on the lateral wall about protection casing 16, and second spring expansion block 17 constitutes the second locating part with the second opening, and protection casing 16 passes through second locating part fixed mounting on cap 8.
Further, the cable fixing mechanism 20 includes an insulating column 201, an L-shaped conductive sheet 202, a screw 203, a nut 204 and a cable pressing sheet 205, the insulating column 201 is fixed on the bottom wall of the bottom case 1, a transverse sheet end of the L-shaped conductive sheet 202 is fixedly connected to the top end of the insulating column 201, a vertical sheet end of the L-shaped conductive sheet 202 is fixedly connected to the adjacent electrode sheet 3, the screw 203 is fixedly connected to the middle portion of the top end of the insulating column 201, the screw 203 penetrates through the L-shaped conductive sheet 202, the nut 204 is screwed on the screw 203, the cable pressing sheet 205 is of a circular ring structure, the cable pressing sheet 205 is fixedly connected to the bottom end of the nut 204, and the.
Further, the elastic conductive member includes a second conductive spring 151, a second movable conductive plate 152, a limiting rod 153 and a limiting groove 154, the top end of the second conductive spring 151 is connected to the conductive block 14, the bottom end of the second conductive spring 151 is fixedly connected to the second movable conductive plate 152, the limiting rod 153 is vertically installed on the left side of the top end of the second movable conductive plate 152, the limiting groove 154 is opened on the bottom wall of the indicator light groove 11, and the limiting groove 154 is inserted into the limiting rod 153 in a limiting manner.
Further, the circular cable channel 9 is composed of a lower semicircular tube 91 disposed on the top end of the sidewall of the bottom case 1 and an upper semicircular tube 92 disposed on the bottom end of the sidewall of the case cover 8.
Furthermore, the middle of the top end of the protective cover 16 is provided with a transparent lampshade 18, the transparent lampshade 18 is opposite to the lamp holder of the indicator light device 12, the bottom end of the top wall of the protective cover 16 is symmetrically provided with an elastic block 19, and the bottom end of the elastic block 19 is extruded and abutted against the indicator light device 12.
The utility model discloses establish the cable tie point in cap 8, can play the function of preventing wind and rain, elasticity through setting up is electrically conductive, can play to press spacing effect to fuse 7, avoid its lateral shifting, make fuse work more reliable and stable, through protection casing and elasticity piece on it in this scheme, can play the guard action to the pilot lamp, and stop gear is built-in, make the device whole more pleasing to the eye, through two sets of elasticity locating parts that set up, make disassembling of device very simple, it is simpler to change internals
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a conveniently change fuse-base of part, includes drain pan (1), cap (8) and protection casing (16), its characterized in that: a frame seat (2) is fixedly arranged in the middle of the top end of the bottom wall of the bottom shell (1), electrode plates (3) are symmetrically arranged on the left side wall and the right side wall of the frame seat (2), a fixed conducting strip (4) is connected to the right end of the electrode plate (3) on the left side, a first movable conducting strip (6) is connected to the left end of the electrode plate (3) on the right side, a first conducting spring (5) is connected between the first movable conducting strip (6) and the electrode plate (3) on the right side, a fuse (7) is installed between the fixed conducting strip (4) and the first conducting spring (5) in a clamping mode, and cable fixing mechanisms (20) are connected;
first spring expansion blocks (10) are symmetrically arranged on the left side wall and the right side wall of the frame base (2) in a left-right mode, first through holes are formed in the left side wall and the right side wall of the shell cover (8) corresponding to the first spring expansion blocks (10), the first spring expansion blocks (10) and the first through holes form first limiting parts, the shell cover (8) is fixedly installed on the bottom shell (1) through the first limiting parts, the bottom shell (1) and the shell cover (8) are connected to form a complete shell, and circular cable channels (9) are formed in two acting ends of the complete shell corresponding to the cable fixing mechanisms (20);
an indicating lamp groove (11) is formed in the middle of the top end of the shell cover (8), through holes (13) are formed in the left side and the right side of the bottom wall of the indicating lamp groove (11), conductive blocks (14) are fixed in the through holes (13), an indicating lamp device (12) is installed in the indicating lamp groove (11), electrode posts of the indicating lamp device (12) abut against the conductive blocks (14), an elastic conductive piece is connected to the bottom end of each conductive block (14), and the bottoms of the elastic conductive pieces on the two sides abut against the two poles of the fuse (7) respectively;
lateral wall upper portion bilateral symmetry is equipped with second spring expansion block (17) about cap (8), it has the second opening to correspond second spring expansion block (17) to open on the lateral wall about protection casing (16), second locating part is constituteed with the second opening in second spring expansion block (17), protection casing (16) are through second locating part fixed mounting on cap (8).
2. A fuse holder facilitating replacement of parts as claimed in claim 1, wherein: cable fixed establishment (20) are including insulating post (201), L type conducting strip (202), screw rod (203), nut (204) and line ball piece (205) are constituteed, insulating post (201) are fixed on drain pan (1) diapire, the horizontal piece end and insulating post (201) top rigid coupling of L type conducting strip (202), the riser end and adjacent electrode slice (3) rigid coupling of L type conducting strip (202), screw rod (203) rigid coupling is at insulating post (201) top middle part, and screw rod (203) runs through L type conducting strip (202), nut (204) spiro union is on screw rod (203), line ball piece (205) are the ring structure, line ball piece (205) rigid coupling is in nut (204) bottom, and screw rod (203) pass line ball piece (205).
3. A fuse holder facilitating replacement of parts as claimed in claim 1, wherein: elastic conductive piece is including second conductive spring (151), second activity conducting strip (152), gag lever post (153) and spacing groove (154), second conductive spring (151) top is connected with conducting block (14), second conductive spring (151) bottom and second activity conducting strip (152) rigid coupling, gag lever post (153) are installed on second activity conducting strip (152) top left side perpendicularly, spacing groove (154) are seted up on pilot lamp groove (11) diapire, and spacing grafting spacing groove (154) of gag lever post (153).
4. A fuse holder facilitating replacement of parts as claimed in claim 1, wherein: circular cable passageway (9) are by locating lower semicircle pipe (91) on drain pan (1) lateral wall top and locate last semicircle pipe (92) of cap (8) lateral wall bottom and constitute.
5. A fuse holder facilitating replacement of parts as claimed in claim 1, wherein: the utility model discloses a safety protection cover, including protection cover (16), lamp holder, protection cover (16) top middle part is opened has transparent lamp shade (18), transparent lamp shade (18) are relative with the lamp holder position of pilot lamp device (12), the bottom symmetry of protection cover (16) roof is equipped with elasticity piece (19), elasticity piece (19) bottom extrusion butt pilot lamp device (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020084524.4U CN211479975U (en) | 2020-01-15 | 2020-01-15 | Fuse base convenient for replacing parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020084524.4U CN211479975U (en) | 2020-01-15 | 2020-01-15 | Fuse base convenient for replacing parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211479975U true CN211479975U (en) | 2020-09-11 |
Family
ID=72360071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020084524.4U Expired - Fee Related CN211479975U (en) | 2020-01-15 | 2020-01-15 | Fuse base convenient for replacing parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211479975U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114242540A (en) * | 2021-12-23 | 2022-03-25 | 东莞市艾德乐电器有限公司 | Fuse convenient to change pilot lamp |
| CN114743845A (en) * | 2022-04-12 | 2022-07-12 | 俞维刚 | Circuit protection fuse |
| CN114823249A (en) * | 2022-04-24 | 2022-07-29 | 宁德时代新能源科技股份有限公司 | Cooling device, high-voltage box, battery and power utilization device |
-
2020
- 2020-01-15 CN CN202020084524.4U patent/CN211479975U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114242540A (en) * | 2021-12-23 | 2022-03-25 | 东莞市艾德乐电器有限公司 | Fuse convenient to change pilot lamp |
| CN114242540B (en) * | 2021-12-23 | 2022-07-12 | 东莞市艾德乐电器有限公司 | Fuse convenient to change pilot lamp |
| CN114743845A (en) * | 2022-04-12 | 2022-07-12 | 俞维刚 | Circuit protection fuse |
| CN114743845B (en) * | 2022-04-12 | 2023-12-29 | 广东建龙电器制造有限公司 | Circuit protection fuse |
| CN114823249A (en) * | 2022-04-24 | 2022-07-29 | 宁德时代新能源科技股份有限公司 | Cooling device, high-voltage box, battery and power utilization device |
| CN114823249B (en) * | 2022-04-24 | 2023-11-21 | 宁德时代新能源科技股份有限公司 | Cooling device, high-voltage box, battery and power consumption device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200911 Termination date: 20210115 |