CN219513746U - Sealed bus duct optimizing joint - Google Patents

Abstract

The utility model belongs to the field of bus ducts, and provides a closed bus duct optimization joint which comprises a cover plate, clamping plates, clamping screws, an insulating pipe sleeve and side plates, wherein two sealing pieces which are distributed vertically and oppositely are arranged between the clamping plates, each sealing piece comprises a U-shaped part, a spacer and end sealing pieces, the end sealing pieces are used for being spliced with the end parts of a bus duct copper bar, the two end sealing pieces of the sealing pieces are positioned on different sides and distributed in a staggered mode, a plurality of independent sealing pieces are arranged in the sealing pieces at intervals, sockets matched with the insulating pipe sleeve are formed in the independent sealing pieces and the U-shaped parts, sealing templates are arranged above and below the bus duct copper bar, and each sealing template comprises a neutral space formed by the cover plate, the side plates and the clamping plates and a neutral space formed between the bus duct copper bar and the cover plate. The device has reasonable design, simple structure and good sealing performance, is favorable for guaranteeing the electrical property of the bus duct, and is suitable for large-scale popularization.

Description

Sealed bus duct optimizing joint

Technical Field

The utility model belongs to the field of bus ducts, and particularly relates to a closed bus duct optimization joint.

Background

The bus duct is a novel power transmission system unit and mainly comprises an air bus duct and a dense bus duct. The air type bus duct is characterized in that a certain gap is formed between copper bars of the air type bus duct, an insulating medium is air, the dense bus duct is different from the air type bus duct and is also called a closed bus duct, the insulating medium between the copper bars of the dense bus duct is an organic insulating material, and the copper bars are closely arranged together and cannot be short-circuited. The closed bus duct has the advantages of high protection level, small installation volume, small duty cycle, high installation efficiency, good heat dissipation and high power transmission safety.

At present, the copper bar connecting ends of a plurality of bus ducts adopt a staggered connection mode, and then the side plates and the cover plates are used as sealing protection, so that the sealing performance under the protection is poor, and the dryness of the bus ducts at the joint position cannot be ensured. The prior patent CN201720157167.8 discloses a compact bus duct joint water leakage device, including connecting the connector of adjacent bus duct and the metal housing of suit in the connector outside, the connector is including the leading head coupling mechanism and the waterproof cushion that independently set up, waterproof cushion is provided with the waist structure in the connection curb plate position outside of bus duct, and is formed with the water accumulation chamber between this waist structure and the metal cover plate, and the metal cover plate is provided with the connector hole that leaks in the position that corresponds the water accumulation chamber. The utility model can protect the external water seepage from being discharged, but has the defect that the sealing performance of the joint position of the copper bar is actively ensured compared with the passive water seepage; secondly, the structure cannot be applied to a plurality of bus ducts connected by adopting copper bars in a staggered manner, so that the practicability of the structure is to be enhanced.

Disclosure of Invention

Aiming at the technical problems in the aspect of tightness of the bus duct at the bus joint, the utility model provides the closed bus duct optimized joint which is reasonable in design, good in tightness and beneficial to guaranteeing the electrical performance of the bus duct.

In order to achieve the above purpose, the technical scheme includes that the sealed bus duct optimizing connector comprises two cover plates which are distributed oppositely, a pair of clamping plates are arranged between the cover plates, the clamping plates are connected through a plurality of clamping screws, insulating sleeves are arranged outside the clamping screws, two pairs of side plates which are used for protecting the bus duct are arranged between the clamping plates, two sealing pieces which are distributed oppositely up and down are arranged between the clamping plates, each sealing piece comprises a U-shaped part, a plurality of spacer parts which are distributed at intervals and are vertically connected with the U-shaped part into a whole are arranged in the U-shaped part, one side of each spacer part is provided with an end sealing piece which is used for being spliced with the end part of a bus duct copper bar, the two end sealing pieces of each sealing piece are located on different sides and distributed in a staggered mode, a plurality of independent sealing pieces are arranged in an inner space of each sealing piece, sockets which are matched with the insulating sleeves are arranged on the independent sealing pieces and the U-shaped part, and sealing templates are arranged above and below the bus duct copper bar, and the sealing templates are used for forming a gap between the cover plates, the sealing pieces and the cover plates and the bus duct.

Preferably, the sealing template comprises a template body, slots matched with the side plates are formed in the template body, plate-type sinking grooves matched with the back surfaces of the U-shaped parts are formed between the slots, and waisted openings matched with the clamping plates are formed in two sides of the template body.

Preferably, the cross section of the side plate is in an arch shape, and four corner parts of the template body are positioned between the side plate and the clamping plate.

Preferably, the sealing template and the cover plate are both provided with water leakage holes.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. according to the sealed bus duct optimized joint provided by the utility model, the connecting part of the bus duct copper bar is sealed by the two sealing pieces matched up and down and is matched with the independent sealing piece to keep the compactness of the bus duct copper bar, and meanwhile, the sealing template is used for sealing the structural parts inside the cover plate, so that the tightness and the waterproofness of the device can be fully improved. The device has reasonable design, simple structure and good sealing performance, is favorable for guaranteeing the electrical property of the bus duct, and is suitable for large-scale popularization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a cross-sectional view of a closed busway optimization joint provided by an embodiment;

FIG. 2 is an isometric view of a closed busway optimization joint provided by an embodiment;

FIG. 3 is an isometric view of a closed busway optimization joint (without a cover plate) provided by an embodiment;

FIG. 4 is an isometric view of a seal provided by an embodiment;

FIG. 5 is a front view of a seal provided by an embodiment;

FIG. 6 is an isometric view of a seal die plate provided by an embodiment;

in the drawings, 1, a cover plate; 2. a clamping plate; 3. clamping a screw; 4. an insulating tube sleeve; 5. bus duct copper bar; 6. a side plate; 7. a seal; 71. a U-shaped portion; 72. a spacer portion; 73. end sealing sheets; 74. a socket; 8. an independent sealing sheet; 9. sealing the template; 91. a template body; 92. a slot; 93. plate type sink; 94. a waisted opening; 10. and a water leakage hole.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other. For convenience of description, the words "upper", "lower", "left" and "right" are merely used herein to denote a correspondence with the upper, lower, left, and right directions of the drawing figures, and are not limiting on the structure.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

The embodiment, as shown in fig. 1-6, of the closed bus duct optimizing connector provided by the utility model comprises two cover plates 1 which are distributed oppositely, a pair of clamping plates 2 are arranged between the cover plates 1, the clamping plates 2 are connected through a plurality of clamping screws 3, an insulating pipe sleeve 4 is arranged outside the clamping screws 3, and two pairs of side plates 6 for protecting the bus duct are arranged between the clamping plates 2. The cover plate 1, the clamping screw 3, the clamping plate 2, the side plate 6 and the insulating sleeve 4 are in the prior art, and the embodiment is not described herein. The utility model is provided with two sealing pieces 7 which are distributed vertically and oppositely between clamping plates 2, the sealing pieces 7 comprise a U-shaped part 71, a plurality of spacer parts 72 which are distributed at intervals and are vertically connected with the U-shaped part 71 into a whole are arranged in the U-shaped part 71, one side of each spacer part 72 is provided with an end sealing piece which is used for splicing with the end parts of bus duct copper bars 5, the end sealing pieces of the two sealing pieces 7 are positioned at different sides and distributed in a staggered way, a plurality of independent sealing pieces 8 are arranged in the sealing pieces 7 at intervals, sockets 74 which are matched with insulating sleeves 4 are arranged on the independent sealing pieces 8 and the U-shaped part 71, sealing templates 9 are arranged above and below the bus duct copper bars 5, and the sealing templates 9 comprise a neutral space which is used for sealing a cover plate 1, side plates 6 and the clamping plates 2 and a neutral space which is formed between the bus duct copper bars 5 and the cover plate 1.

Specifically, the connecting part of the bus duct copper bar 5 is sealed by two sealing pieces 7 matched up and down, so that the bus duct copper bar has better combination property and is convenient to assemble with the bus duct copper bar 5; the U-shaped part 71 of the sealing piece 7 wraps the outermost side of the bus duct copper bar 5, the spacer part 72 insulates and seals the side face of the bus duct copper bar 5, the end sealing piece seals the staggered part of the two bus duct copper bars 5, namely one end of the bus duct copper bar 5, and the independent sealing piece 8 is matched to keep the compactness and insulativity of the bus duct copper bar 5, so that moisture can be effectively prevented from entering the side plate 6 and between the bus duct copper bars 5. The sealing template 9 seals and protects the structural components in the cover plate 1, and can play a certain limiting role, so that the sealing performance and the waterproof performance of the device are effectively improved, and the electrical performance of the bus duct is further guaranteed.

Further, the sealing template 9 provided by the utility model comprises a template body 91, wherein the template body 91 is provided with slots 92 matched with the side plates 6, plate type sinking grooves 93 matched with the back surfaces of the U-shaped parts 71 are arranged between the slots 92, and the two sides of the template body 91 are provided with waisted openings 94 matched with the clamping plates 2. The design of the waisted opening 94 enables the template body 91 to be clamped between the clamping plates 2, and the insertion and matching effects of the slot 92 and the side plates 6 enable the template body 91 to achieve sealing and simultaneously have good assembly stability; since the top of the sealing member 7 and the bottom of the other sealing member 7 protrude from the bus duct copper bar 5, the protruding portion is sealed and protected by the plate type sink 93, and the portion outside the plate type sink 93 can be in sealing contact with the copper bar near the end of the closed bus duct, thereby ensuring the sealing performance of the sealing template 9.

In the device, the cross section of the side plate 6 is in an arch shape, and in order to improve the matching performance of the sealing template 9 and the side plate 6, four corner parts of the template body 91 designed by the utility model are positioned between the side plate 6 and the clamping plate 2, so that the side plate 6 and the clamping plate 2 are matched with each other to obtain better sealing performance.

In order to facilitate water discharge, the sealing template 9 and the cover plate 1 are provided with water leakage holes 10, and water falling onto the sealing template 9 from outside can fall from the water leakage holes 10 so as to avoid water retention in the space inside the cover plate 1.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (4)

1. The utility model provides a closed bus duct optimizing joint, includes two relatively distributed's apron, be provided with a pair of splint between the apron, splint are connected through a plurality of clamping screw, clamping screw's outside is provided with insulating tube cover, be provided with two pairs of curb plates that are used for protecting the bus duct between the splint, a serial communication port, be provided with two upper and lower relatively distributed's sealing member between the splint, sealing member includes U-shaped portion, the inside of U-shaped portion is provided with a plurality of interval distributions and is connected the spacer portion that is integrative with U-shaped portion perpendicularly, one side of spacer portion is provided with the end seal piece, the end seal piece is used for the tip amalgamation with the bus duct copper bar, two the end seal piece of sealing member is located different sides and crisscross distribution, the inside interval of sealing member is provided with a plurality of independent sealing pieces, all be provided with in independent sealing piece and the U-shaped portion with insulating tube cover complex socket, the top and the below of bus duct copper bar all are provided with sealed template, sealed template is including being used for forming the clearance between apron, curb plate and the copper bar and the apron and the bus duct and the busbar and the clearance that form.

2. The sealed bus duct optimization joint according to claim 1, wherein the sealed template comprises a template body, slots matched with the side plates are arranged on the template body, plate-type sinking grooves matched with the back surfaces of the U-shaped parts are arranged between the slots, and waisted openings matched with the clamping plates are arranged on two sides of the template body.

3. The enclosed busway optimization joint of claim 2, wherein the cross section of the side plate is in an arcuate shape, and four corner portions of the template body are located between the side plate and the clamping plate.

4. The sealed busway optimization joint according to claim 3, wherein the sealing template and the cover plate are provided with water leakage holes.