CN211859517U

CN211859517U - High-efficient fire-resistant bus duct connector

Info

Publication number: CN211859517U
Application number: CN201922335380.5U
Authority: CN
Inventors: 朱斌
Original assignee: Jiangsu Huaoe Electrical Equipment Manufacturing Co ltd
Current assignee: Jiangsu Huaoe Electrical Equipment Manufacturing Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-11-03
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a high-efficient fire-resistant bus duct connector, including the shell body, the left and right sides end symmetry through connection of shell body has the connection window, the bilateral symmetry is equipped with the upper cover plate about the inner chamber of shell body, be equipped with first fire-resistant packing layer between upper cover plate and the shell body, the bilateral symmetry is equipped with the side seal board with connection window matched with between two upper cover plates, the inner chamber of side seal board is filled with second fire-resistant packing layer, the middle part between two upper cover plates is equipped with the coupling mechanism with side seal board matched with, the bilateral symmetry of coupling mechanism is connected with the external connection with side seal board and connection window matched with respectively; the utility model discloses a first fire-resistant packing layer cooperates upper cover plate and side seal board respectively with the fire-resistant packing layer of second, can realize the isolated coupling mechanism of refractory material to can promote the refractiveness of whole device by a wide margin, be favorable to whole device cooperation bus duct to use under the high temperature condition, be favorable to the further using widely of whole device.

Description

High-efficient fire-resistant bus duct connector

Technical Field

The utility model belongs to the technical field of the bus duct technique and specifically relates to a high-efficient fire-resistant type bus duct connector.

Background

With the emergence of modern engineering facilities and equipment, the power consumption of various industries is increased rapidly, particularly, the appearance of numerous high-rise buildings and large-scale factory workshops, the traditional cable serving as a power transmission lead cannot meet the requirement in a large-current transmission system, and the parallel connection of multiple cables brings inconvenience to on-site installation, construction and connection. The plug-in type bus duct is produced as a novel distribution wire, compared with the traditional cable, the plug-in type bus duct fully shows the superiority of the plug-in type bus duct when large current is transmitted, simultaneously, because of adopting a new technology and a new process, the contact resistance and the temperature rise of the connection part at the two ends of the bus duct and the plug-in part of the branching port are greatly reduced, and high-quality insulating materials are used in the bus duct, thereby improving the safety and reliability of the bus duct and improving the whole system.

The bus duct connector is an important functional component for connecting the bus duct. The bus duct connectors are continuously developed with the popularization of bus ducts, so that a large number of bus duct connectors are widely applied. However, the existing bus duct connector has poor fireproof performance, is not high in application safety in a high-temperature environment needing bus duct wiring, often has potential safety hazards, and is difficult to meet the popularization and use of modern bus ducts.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient fire-resistant type bus duct connector to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a high-efficiency fire-resistant bus duct connector comprises an outer shell, wherein the left side and the right side of the outer shell are symmetrically connected with connecting windows in a through way, the upper side and the lower side of an inner cavity of the outer shell are symmetrically provided with upper cover plates, a first fire-resistant packing layer is arranged between the upper cover plates and the outer shell and is made of honeycomb cinder, side seal plates matched with the connecting windows are symmetrically arranged on the left side and the right side of the two upper cover plates, the side seal plates are U-shaped structures, the inner cavities of the side seal plates are filled with a second fire-resistant packing layer, the second fire-resistant packing layer is made of honeycomb cinder, a connecting mechanism matched with the side seal plates is arranged in the middle of the two upper cover plates, the left side and the right side of the connecting mechanism are symmetrically connected with external connecting wires respectively matched with the side seal plates and the connecting windows, the bottom of fastening bolt runs through two upper cover plates and the cover is equipped with the nut, cooperates upper cover plate and side seal board respectively through first fire-resistant packing layer and second fire-resistant packing layer, can realize the isolated coupling mechanism of refractory material to can promote the refractiveness of whole device by a wide margin, be favorable to whole device cooperation bus duct to use under the high temperature condition, be favorable to the further using widely of whole device.

In a further embodiment, the bottom wall of the inner cavity of the connecting window is fixedly connected with a bottom plate, the top end of the bottom plate is provided with a wire placing groove matched with an external wire, the outer side of the bottom plate is sleeved with a wire clamping frame, the wire clamping frame is of a U-shaped structure, the bottom end of the wire clamping frame is provided with a wire clamping groove which is matched with the wire placing groove and the external connecting wire respectively, the top end of the wire clamping frame is fixedly connected with a telescopic rod, the top end of the telescopic rod is fixedly connected with the top wall of the inner cavity of the connecting window, a pre-tightening spring is sleeved on the outer side of the telescopic rod, and by pushing up the wire clamping frame, thereby exposing the wire placing groove, then placing the external wires on the wire placing groove, then loosening the wire clamping frame, under the action of the pre-tightening spring, the lower wire clamping frame is pushed, moves downwards, and firmly limits the external connection in the connecting window through the mutual matching of the wire clamping groove and the wire placing groove, so that the convenience and the safety of the external circuit of the external connection are ensured.

In a further embodiment, the shell body includes outer fagging, flame retardant coating, heat insulating board and interior fagging, outer fagging is chooseed for use steel material preparation to form, and the bottom of outer fagging is equipped with the flame retardant coating, the flame retardant coating is chooseed for use asbestos material preparation to form, and the bottom of flame retardant coating is equipped with the heat insulating board, the bottom of heat insulating board is equipped with interior fagging, outer fagging and interior fagging are all chooseed for use metal material preparation to form, through utilizing outer fagging cooperation interior fagging clamping device flame retardant coating and heat insulating board, can improve the fire prevention high temperature resistance ability of shell body to further improve the high temperature resistance ability of whole device, further improve the working effect and the life of whole device.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a first fire-resistant packing layer and second fire-resistant packing layer cooperate upper cover plate and side seal board respectively, can realize that refractory material isolates coupling mechanism to can promote the refractiveness of whole device by a wide margin, be favorable to whole device cooperation bus duct to use under the high temperature condition, be favorable to further using widely of whole device;

2. the utility model discloses a push up the wire holder, thereby expose and put the wire casing, then place the external connection on putting the wire casing, then loosen the wire holder, under the effect of pretension spring, push down the wire holder, the wire holder moves down, through the mutual cooperation of wire holder and putting the wire casing, firmly restrict the external connection in the connection window, thereby guarantee the convenience and the security of external circuit of external connection;

3. the utility model discloses an utilize outer vaulting board cooperation internal stay board clamping flame retardant coating and heat insulating board, can improve the high temperature resistant ability of preventing of fire of shell body to further improve the high temperature resistant ability of whole device, further improve the working effect and the life of whole device under high temperature ambient condition.

Drawings

FIG. 1 is a schematic structural diagram of a high-efficiency fire-resistant bus duct connector;

FIG. 2 is a schematic diagram of a partial enlarged view A of a high-efficiency fire-resistant bus duct connector;

fig. 3 is a schematic sectional three-dimensional structure view of an outer shell of an efficient fire-resistant bus duct connector.

In the figure: 1-outer shell, 101-outer supporting plate, 102-fireproof layer, 103-heat insulation plate, 104-inner supporting plate, 2-upper cover plate, 3-side sealing plate, 4-connecting mechanism, 5-fastening bolt, 6-nut, 7-first fireproof packing layer, 8-second fireproof packing layer, 9-external connecting wire, 10-connecting window, 11-bottom plate, 12-wire placing groove, 13-wire clamping frame, 14-telescopic rod, 15-pre-tightening spring and 16-wire clamping groove.

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 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.

Example 1

Referring to fig. 1-2, a high-efficiency fire-resistant bus duct connector comprises an outer shell 1, wherein the left and right sides of the outer shell 1 are symmetrically connected with a connection window 10 in a through manner, the upper and lower sides of the inner cavity of the outer shell 1 are symmetrically provided with an upper cover plate 2, a first fire-resistant filler layer 7 is arranged between the upper cover plate 2 and the outer shell 1, the first fire-resistant filler layer 7 is made of honeycomb cinder, the left and right sides of the two upper cover plates 2 are symmetrically provided with side seal plates 3 matched with the connection window 10, the side seal plates 3 are in a U-shaped structure, the inner cavity of the side seal plates 3 is filled with a second fire-resistant filler layer 8, the second fire-resistant filler layer 8 is made of honeycomb cinder, the middle part between the two upper cover plates 2 is provided with a connection mechanism 4 matched with the side seal plates 3, the left and right sides of the connection mechanism 4 are symmetrically connected with, the inner chamber of shell body 1 is equipped with and laps 2 matched with fastening bolt 5, fastening bolt 5's bottom is run through two upper cover plates 2 and is equipped with nut 6, cooperates upper cover plate 2 and side seal board 3 respectively through first fire-resistant packing layer 7 and second fire-resistant packing layer 8, can realize isolated coupling mechanism 4 of refractory material to can promote the refractiveness of whole device by a wide margin, be favorable to whole device cooperation bus duct to use under the high temperature condition, be favorable to the further using widely of whole device.

The bottom wall of the inner cavity of the connecting window 10 is fixedly connected with a bottom plate 11, the top end of the bottom plate 11 is provided with a wire placing groove 12 matched with the external wire 9, the outer side of the bottom plate 11 is sleeved with a wire clamping frame 13, the wire clamping frame 13 is of a U-shaped structure, the bottom end of the wire clamping frame 13 is provided with a wire clamping groove 16 matched with the wire placing groove 12 and the external wire 9 respectively, the top end of the wire clamping frame 13 is fixedly connected with a telescopic rod 14, the top end of the telescopic rod 14 is fixedly connected with the top wall of the inner cavity of the connecting window 10, the outer side of the telescopic rod 14 is sleeved with a pre-tightening spring 15, the wire clamping frame 13 is pushed upwards to expose the wire placing groove 12, the external wire 9 is placed on the wire placing groove 12, then the wire clamping frame 13 is loosened, the wire clamping frame 13 is pushed downwards under the action of the pre-tightening spring 15, the wire, thereby ensuring the convenience and the safety of the external circuit of the external connection wire 9.

Example 2

Referring to fig. 3, the difference from example 1 is: outer casing 1 includes outer fagging 101, flame retardant coating 102, heat insulating board 103 and interior fagging 104, outer fagging 101 chooses for use steel material to make and forms, and the bottom of outer fagging 101 is equipped with flame retardant coating 102, flame retardant coating 102 chooses for use the asbestos material to make and forms, and the bottom of flame retardant coating 102 is equipped with heat insulating board 103, the bottom of heat insulating board 103 is equipped with interior fagging 104, outer fagging 101 and interior fagging 104 all choose for use the metal material to make and form, presss from both sides dress flame retardant coating 102 and heat insulating board 103 through fagging 104 in utilizing outer fagging 101 cooperation, can improve the fire prevention high temperature resistance ability of outer casing 1 to further improve the high temperature resistance ability of whole device, further improve work effect and the life of whole device under the high temperature.

Working principle of examples 1-2: the first refractory filler layer 7 and the second refractory filler layer 8 are respectively matched with the upper cover plate 2 and the side sealing plate 3, so that the refractory material isolation connecting mechanism 4 can be realized, the refractoriness of the whole device can be greatly improved, the whole device is favorably matched with a bus duct to be applied under a high-temperature condition, and the whole device is favorably further popularized and used; the wire clamping frame 13 is pushed upwards to expose the wire placing groove 12, the external wire 9 is placed on the wire placing groove 12, the wire clamping frame 13 is loosened, the wire clamping frame 13 is pushed downwards under the action of the pre-tightening spring 15, the wire clamping frame 13 moves downwards, the external wire 9 is firmly limited in the connecting window 10 through the mutual matching of the wire clamping groove 16 and the wire placing groove 12, and therefore the convenience and the safety of the external circuit of the external wire 9 are guaranteed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A high-efficiency fire-resistant bus duct connector comprises an outer shell (1) and is characterized in that the left side end and the right side end of the outer shell (1) are symmetrically connected with a connecting window (10) in a through mode, upper cover plates (2) are symmetrically arranged on the upper side and the lower side of an inner cavity of the outer shell (1), a first fire-resistant packing layer (7) is arranged between the upper cover plates (2) and the outer shell (1), the first fire-resistant packing layer (7) is made of honeycomb coal cinder, side sealing plates (3) matched with the connecting window (10) are symmetrically arranged on the left side and the right side between the two upper cover plates (2), the side sealing plates (3) are of a U-shaped structure, the inner cavity of each side sealing plate (3) is filled with a second fire-resistant packing layer (8), the second fire-resistant packing layer (8) is made of honeycomb coal cinder, and a connecting mechanism (4) matched with the side sealing plates, the left and right sides symmetric connection of coupling mechanism (4) has respectively with side seal board (3) and connection window (10) matched with external line (9), the inner chamber of shell body (1) is equipped with and laps (2) matched with fastening bolt (5), two upper cover plate (2) are run through and the cover is equipped with nut (6) in the bottom of fastening bolt (5).

2. The high-efficiency fire-resistant bus duct connector as claimed in claim 1, wherein a bottom plate (11) is fixedly connected to the bottom wall of the inner cavity of the connecting window (10), a wire placing groove (12) matched with the external wire (9) is formed in the top end of the bottom plate (11), a wire clamping frame (13) is sleeved on the outer side of the bottom plate (11), wire clamping grooves (16) matched with the wire placing groove (12) and the external wire (9) are formed in the bottom end of the wire clamping frame (13), a telescopic rod (14) is fixedly connected to the top end of the wire clamping frame (13), the top end of the telescopic rod (14) is fixedly connected to the top wall of the inner cavity of the connecting window (10), and a pre-tightening spring (15) is sleeved on the outer side.

3. The high-efficiency fire-resistant bus duct connector as claimed in claim 2, wherein the wire clamping frame (13) is of a U-shaped structure.

4. A high-efficiency fire-resistant bus duct connector as claimed in claim 1, 2 or 3, wherein the outer casing (1) comprises an outer supporting plate (101), a fire-proof layer (102), a heat-insulating plate (103) and an inner supporting plate (104), the fire-proof layer (102) is arranged at the bottom end of the outer supporting plate (101), the heat-insulating plate (103) is arranged at the bottom end of the fire-proof layer (102), and the inner supporting plate (104) is arranged at the bottom end of the heat-insulating plate (103).

5. The high-efficiency fire-resistant bus duct connector as claimed in claim 4, wherein the outer supporting plate (101) is made of steel.

6. The high-efficiency fire-resistant bus duct connector as claimed in claim 4, wherein the fire-proof layer (102) is made of asbestos.

7. The high-efficiency fire-resistant bus duct connector as claimed in claim 4, wherein the outer supporting plate (101) and the inner supporting plate (104) are made of metal.