CN212848289U

CN212848289U - Bus type fuse seat

Info

Publication number: CN212848289U
Application number: CN202022022088.0U
Authority: CN
Inventors: 刘德先
Original assignee: Zhejiang Grl Electric Co ltd
Current assignee: Zhejiang Grl Electric Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-03-30
Anticipated expiration: 2030-09-15

Abstract

The utility model provides a generating line formula fuse holder, include: the base is provided with a first connecting piece and a second connecting piece which are arranged up and down, the first connecting piece is connected with the bus clamp structure, the second connecting piece is connected with the incoming cable, and the base is provided with a lower incoming state which can be connected with the incoming cable positioned below the base and an upper incoming state which is overturned relative to the lower incoming state and can be connected with the incoming cable positioned above the base; the bus-bar clamp structure is detachably mounted on the base and provided with a hook groove capable of being connected with a wire outlet bus-bar hook, the bus-bar clamp structure is provided with a first mounting position corresponding to a lower wire inlet state of the base and a second mounting position corresponding to an upper wire inlet state of the base, and the hook groove is arranged downwards when the first mounting position and the second mounting position are used. The inventor is ingenious through the mounted position who changes the generating line and press from both sides the structure to make same base can be applicable to last inlet wire and inlet wire down, application scope is wider like this, and makes things convenient for the customer to use.

Description

Bus type fuse seat

Technical Field

The utility model relates to an electrical switch technical field, concretely relates to generating line formula fuse holder.

Background

The bus type fuse holder is hung on the busbar system through the hanging groove, and a fusible core connected with the incoming cable and the outgoing busbar is installed in the fuse holder. According to the difference of the wire arrangement mode of the incoming cable, the incoming cable can be divided into an upper incoming cable and a lower incoming cable, namely the incoming cable is correspondingly connected with the upper end and the lower end of the bus type fuse seat respectively, so that for a manufacturer, the bus type fuse seat with two different internal circuits needs to be correspondingly produced, the production cost and the inventory cost are increased, and for a user, the selection is easy to be wrong, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming among the prior art that the manufacturer need correspond two fuse holders of production, lead to manufacturing cost and inventory to be with high costs defect according to two kinds of line modes of walking to a wide generating line formula fuse holder of application scope is provided.

Therefore, the utility model provides a bus type fuse holder, including base and bus clamp structure, the base has first connecting piece and the second connecting piece that are set up from top to bottom and locates the fusible core between first connecting piece and the second connecting piece, first connecting piece links to each other with bus clamp structure, the second connecting piece links to each other with the incoming line cable, the base has the lower incoming line state that can link to each other with the incoming line cable that is located its below, and the relative state of going up that overturns 180 degrees, can link to each other with the incoming line cable that is located its above of lower incoming line state; the bus-bar clamp structure is detachably installed on the base and is provided with a hook groove which can be connected with a wire outlet bus-bar hook, the bus-bar clamp structure is provided with a first installation position corresponding to a lower wire inlet state of the base and a second installation position corresponding to the upper wire inlet state of the base, wherein the hook groove is arranged downwards when the first installation position is arranged at the second installation position.

The bus clamp structure comprises a bus clamp and a fastener, wherein the fastener is arranged on the bus clamp and is suitable for fixedly connecting the outgoing bus bar with the conducting plate, one end of the conducting plate is connected with the first connecting piece, and the other end of the conducting plate can be connected with the outgoing bus bar.

The bus clamp is connected with the base through a sliding rail structure.

The sliding rail structure comprises sliding blocks arranged on the outer walls of the two sides of the bus clamp, and a first sliding groove and a second sliding groove which are arranged on the inner wall of the base and can be respectively connected with the sliding blocks in a sliding mode, and the first sliding groove and the second sliding groove are distributed in parallel along the height direction of the base; when the lower wire inlet state is realized, the sliding block is correspondingly connected with the first sliding groove; when going up the inlet wire state, the slider with the second spout corresponds the connection.

The fastener is a bolt, a through hole which is arranged opposite to the bolt is formed in the base, and when the bus clamp structure is located at the first installation position and the second installation position, the bolt is arranged corresponding to the through hole.

The bus clamp structure further comprises a bus cover suitable for shielding and protecting the bus clamp, and the bus cover is connected with the base through a hook structure in a hook mode.

The hook structure comprises a hanging groove arranged on the bus cover, and a first lug and a second lug which are arranged on the outer wall of the base and can be respectively connected with the hanging groove in a hook mode, wherein the hanging groove is connected with the first lug in a hook mode in the lower wire inlet state; and when the upper wire inlet state is in the upper wire inlet state, the hanging groove is connected with the second lug in a hooking manner.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a generating line formula fuse holder, press from both sides the structure including base and generating line, the base has the lower inlet wire state that can link to each other with the inlet wire cable that is located its below, and inlet wire state upset 180 degrees under relative, can with the last inlet wire state that links to each other of the inlet wire cable that is located its top, generating line presss from both sides structure detachably and installs on the base, it is equipped with the hook groove that can be connected with the female hook of arranging of being qualified for the next round of competitions, the generating line presss from both sides the structure and has the first mounted position of inlet wire state under the corresponding base, and the second mounted position of inlet wire state on the corresponding base, wherein, when first mounted position and second mounted position, the hook. When the base is in a lower wire inlet state, the second connecting piece connected with the wire inlet cable is positioned at the lower end of the base, the bus clamp structure is positioned at a second mounting position, and the hook groove of the bus clamp structure is arranged downwards; when the inlet wire was gone up to needs, the base upset 180 degrees that will be in down the inlet wire state makes and originally is in the second connecting piece conversion to the upper end of base lower extreme to can link to each other with the inlet wire cable of top, at this moment, the hook groove of generating line clamp structure sets up owing to upset 180 degrees, consequently presss from both sides the structure with the generating line and switches to second mounted position by first mounted position, makes its hook groove by up-conversion to setting up down, thereby can be connected with female hook of arranging of being qualified for the next round of competitions. The inventor is ingenious through the mounted position who changes the generating line and press from both sides the structure to make same base can be applicable to last inlet wire and inlet wire down, application scope is wider like this, and makes things convenient for the customer to use.

2. The utility model provides a bus type fuse holder, the slide rail structure comprises slide blocks arranged on the outer walls of two sides of a bus clamp, and a first chute and a second chute which are respectively connected with the slide blocks in a sliding way on the inner wall of a base, and the first chute and the second chute are distributed in parallel along the height direction of the base; when the wire is fed downwards, the sliding block is correspondingly connected with the first sliding groove; when going up the inlet wire state, the slider corresponds with the second spout and is connected. The mutually matched sliding block and sliding groove have the advantage of simple structure.

3. The utility model provides a generating line formula fuse holder, fastener are the bolt, and the shaping has the perforation that sets up relatively with the bolt on the base, and wherein, when generating line presss from both sides the structure and is in first mounted position and second mounted position, its bolt all corresponds the setting with the perforation, also only need on the base process a perforation can, the structure is simpler like this, low in production cost.

4. The utility model provides a bus type fuse holder, the hook structure comprises a hanging groove arranged on a bus cover, and a first lug and a second lug which are arranged on the outer wall of a base and can be respectively connected with the hanging groove by a hook, wherein, when the bus is in a lower wire inlet state, the hanging groove is connected with the first lug by the hook; when the upper wire inlet state is realized, the hanging groove is connected with the second lug in a hooking manner. The hanging groove of the bus cover is connected with the first lug and the second lug in a hooking mode respectively so as to be located at two hooking positions, and the hanging groove and the lug which are matched with each other have the advantage of being simple in structure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a bus-type fuse holder according to the present invention in an upper wire feeding state and a lower wire feeding state;

FIG. 2 is a schematic view of the structure of FIG. 1 with the cover removed;

FIG. 3 is a schematic view of the structure of FIG. 2 with the base removed;

FIG. 4 is a perspective view of the bus type fuse holder hanging on the outgoing bus (lower incoming state);

FIG. 5 is a perspective view of a bus type fuse holder using upper and lower lead-ins;

FIG. 6 is a perspective view of a bus type fuse holder with a lower lead;

FIG. 7 is an enlarged view of portion A of FIG. 6;

FIG. 8 is a perspective view of FIG. 7 with the bus bar cover removed;

FIG. 9 is a schematic diagram of the exploded structure of FIG. 6;

FIG. 10 is a schematic illustration of the exploded view of FIG. 6 from another angle;

fig. 11 is a schematic view of the assembly of the bus-bar clamp 6a, the conductive plate, the first connecting member in the lower incoming state;

FIG. 12 is a perspective view of the base in a down line condition;

FIG. 13 is a perspective view of the bus type fuse holder in an up-line state;

FIG. 14 is an enlarged view of portion B of FIG. 13;

FIG. 15 is a perspective view of FIG. 14 with the bus bar cover removed;

FIG. 16 is a schematic illustration of the exploded structure of FIG. 13;

fig. 17 is an assembly view of the bus-bar clamp 6a, the conductive plate, and the first connecting member in the up-feeding state.

Description of reference numerals: 1. a first connecting member; 2. a second connecting member; 3. a base; 30. perforating; 31. a first chute; 32. a second chute; 33. a first bump; 34. a second bump; 4. a wire inlet cable; 5. the outgoing line busbar; 6/6a/6b/6c, bus bar clip; 61. a hook groove; 62. a fastener; 63. a slider; 7. a conductive plate; 8/8a/8b/8c, bus bar cover; 81. and (5) hanging the groove.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Examples

The embodiment provides a bus type fuse holder, as shown in fig. 1-5, which includes a base 3, a housing and a bus clip structure, wherein the housing is fastened on the base 3.

Base 3 has first connecting piece 1 and second connecting piece 2 that are the upper and lower setting, and locates first connecting piece 1 with fusible core between the second connecting piece 2, first connecting piece 1 links to each other with the generating line clamp structure through current conducting plate 7, second connecting piece 2 links to each other with inlet wire cable 4, base 3 have can with be located its below the inlet wire cable 4 links to each other down the inlet wire state, and relative inlet wire state upset 180 degrees down, can with be located its top the last inlet wire state that inlet wire cable 4 links to each other. As shown in fig. 12, a first sliding groove 31 and a second sliding groove 32 are respectively disposed on an inner wall of the base 3, and the first sliding groove 31 and the second sliding groove 32 are distributed in parallel along a height direction of the base 3; the first lug 33 and the second lug 34 which are respectively hooked and connected with the hanging groove 81 are arranged on the outer wall of the base 3.

The bus-bar clamp structure is detachably installed on the base 3, and is provided with a hook groove 61 which can be connected with a bus-bar 5 hook outgoing line, the bus-bar clamp structure is provided with a first installation position corresponding to the incoming line state of the base 3 and a second installation position corresponding to the incoming line state of the base 3, wherein the hook groove 61 is arranged downwards.

As shown in fig. 7-11, the bus bar clamp structure includes a bus bar clamp 6, and a fastening member 62 disposed on the bus bar clamp 6 and adapted to fixedly connect the outgoing bus bar 5 with the conductive plate 7, wherein one end of the conductive plate 7 is connected to the first connecting member 1, and the other end of the conductive plate is connected to the outgoing bus bar 5. The outer walls of the two sides of the bus-bar clamp 6 are provided with sliding blocks 63 which can be respectively connected with the first sliding chute 31 and the second sliding chute 32 in a sliding manner, wherein the sliding blocks 63 are correspondingly connected with the first sliding chute 31 in the lower wire-feeding state; when the wire is in the upper wire inlet state, the sliding block 63 is correspondingly connected with the second sliding groove 32. In this embodiment, the fastening member 62 is a bolt, and a through hole 30 is formed on the base 3 and is opposite to the bolt, wherein when the bus bar clamp structure is located at the first installation position and the second installation position, the bolt is corresponding to the through hole 30.

A bus bar cover 8, which is arranged outside the bus bar clamp 6 and is suitable for shielding and protecting the bus bar clamp 6, as shown in fig. 7, a hanging groove 81 which can be hooked and connected with the first lug 33 and the second lug 34 is arranged on the bus bar cover 8, wherein, in the lower wire inlet state, the hanging groove 81 is hooked and connected with the first lug 33; in the upper wire feeding state, the hanging groove 81 is connected with the second bump 34 in a hanging manner.

The utility model discloses a working principle of generating line formula fuse holder as follows:

as shown in fig. 6-12, the bus-type fuse holder is in a lower wire-feeding state, as shown in fig. 2-4, the first connecting piece 1 and the second connecting piece 2 are respectively located at the upper part and the lower part of the base 3, the first connecting piece 1 is connected with the wire-feeding bus bar, and the second connecting piece 2 is connected with the wire-feeding cable 4 below. Taking the bus bar clamp structure at the upper end of the base as an example, the sliding block 63 of the bus bar clamp 6a is assembled in the first sliding slot 31 of the base 3 (as shown in fig. 8), and the hanging slot 81 of the bus bar cover 8a is hooked and connected with the first protrusion 33 of the base 3 (as shown in fig. 7).

When the bus type fuse holder needs to be changed from a lower wire incoming state to an upper wire incoming state (as shown in fig. 13-17), as shown in fig. 2 and 3, the base 3 originally in the lower wire incoming state needs to be turned over by 180 degrees (i.e. the base 3 is in an inverted state), so that the second connecting part 2 originally located at the lower portion of the base 3 is changed to the upper portion, so as to be connected with the upper wire incoming cable 4, but at this time, the bus clamp structure is turned over along with the base 3, as exemplified by the bus clamp 6a, after the bus clamp 6a is turned over by 180 degrees, the bus clamp is changed from the upper end to the lower end of the base 3, and the hook groove 61 thereof is arranged upward (the hook groove 61 cannot be hung on the wire outgoing bus 5), so that after the bus clamp structure needs to be removed (i.e. the hook groove 81 of the bus cover 8a is separated from the first bump 33, the slider 63 of the bus clamp 6a, the hook groove 61 is arranged downward, the slide block 63 of the bus bar clamp 6a is connected with the second slide groove 32 (as shown in fig. 15), and the hook groove 81 of the bus bar cover 8a is hooked with the second projection 34 (as shown in fig. 14). Likewise, the

bus bar holders

6b, 6c and the bus bar covers 8b, 8c are also repeated.

The utility model provides a generating line formula fuse holder, the inventor is ingenious through the mounted position that changes the generating line and press from both sides the structure to make same base can be applicable to last inlet wire and lower inlet wire, application scope is wider like this, and makes things convenient for the customer to use.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A bus-type fuse holder, comprising:

the base (3) is provided with a first connecting piece (1) and a second connecting piece (2) which are arranged up and down, and a fusible core arranged between the first connecting piece (1) and the second connecting piece (2), the first connecting piece (1) is connected with a bus clamp structure, the second connecting piece (2) is connected with an incoming cable (4), the base (3) is provided with a lower incoming state which can be connected with the incoming cable (4) positioned below the base, and an upper incoming state which is turned 180 degrees relative to the lower incoming state and can be connected with the incoming cable (4) positioned above the base;

the bus-bar clamp structure is detachably installed on the base (3), and is provided with a hook groove (61) which can be connected with a wire outlet bus bar (5) in a hooking manner, and the bus-bar clamp structure is provided with a first installation position corresponding to a lower wire inlet state of the base (3) and a second installation position corresponding to an upper wire inlet state of the base (3), wherein the first installation position is arranged downwards in the second installation position, and the hook groove (61) is arranged downwards.

2. The bus-type fuse holder as claimed in claim 1, wherein the bus-clamp structure comprises a bus-clamp (6) and a fastener (62) arranged on the bus-clamp (6) and adapted to fixedly connect an outgoing bus bar (5) with a conductive plate (7), wherein one end of the conductive plate (7) is connected with the first connecting member (1), and the other end is connectable with the outgoing bus bar (5).

3. Bus-type fuse holder according to claim 2, characterized in that the bus-bar clamp (6) is connected to the base (3) by means of a sliding rail arrangement.

4. The bus-type fuse holder as claimed in claim 3, wherein the sliding rail structure comprises sliding blocks (63) arranged on the outer walls of the two sides of the bus-bar clamp (6), and a first sliding groove (31) and a second sliding groove (32) which are respectively connected with the sliding blocks (63) in a sliding manner on the inner wall of the base (3), and the first sliding groove (31) and the second sliding groove (32) are distributed in parallel along the height direction of the base (3);

when the lower wire inlet state is realized, the sliding block (63) is correspondingly connected with the first sliding groove (31);

when the upper wire inlet state is realized, the sliding block (63) is correspondingly connected with the second sliding groove (32).

5. The bus-type fuse holder as claimed in claim 4, wherein the fastening member (62) is a bolt and the base (3) is formed with a through hole (30) disposed opposite the bolt, wherein the bolt of the bus-bar clamp structure is disposed corresponding to the through hole (30) when the bus-bar clamp structure is in the first and second mounting positions.

6. Bus-type fuse holder according to claim 5, characterized in that the bus-bar clamp structure further comprises a bus-bar cover (8) adapted to shelter from the bus-bar clamp (6), the bus-bar cover (8) being hooked in connection with the base (3) by means of a hooking structure.

7. The bus-type fuse holder as claimed in claim 6, wherein the hooking structure comprises a hanging groove (81) formed on the bus cover (8), and a first protrusion (33) and a second protrusion (34) formed on the outer wall of the base (3) and capable of being hooked with the hanging groove (81), respectively, wherein the hanging groove (81) is hooked with the first protrusion (33) in the lower wire feeding state; when the upper wire inlet state is realized, the hanging groove (81) is connected with the second lug (34) in a hanging mode.