CN112520209B

CN112520209B - Circuit breaker transfer car (buggy) packing box

Info

Publication number: CN112520209B
Application number: CN202011437415.7A
Authority: CN
Inventors: 王爽; 吴登; 王恩旭; 刘良; 王小焕; 张聚会; 于洪宇
Original assignee: State Grid Corp of China SGCC; Pinggao Group Co Ltd; Tianjin Pinggao Intelligent Electric Co Ltd
Current assignee: State Grid Corp of China SGCC; Pinggao Group Co Ltd; Tianjin Pinggao Intelligent Electric Co Ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2022-12-02
Anticipated expiration: 2040-12-10
Also published as: CN112520209A

Abstract

The invention relates to a circuit breaker transfer trolley packing box. Breaker transfer car (buggy) packing box includes: the base is used for fixedly supporting the transfer trolley; the pressing plate is fixedly arranged on the base, and the pressing plate and the base enclose an installation groove with an outward opening; the box is made of corrugated paper boards and is provided with a bottom bending plate, and the bottom bending plate is assembled in the mounting groove in an interference fit mode so as to fix the box on the base. Because the box body is made of the corrugated board, and the corrugated board has a certain deformation, the bottom bending part can be arranged in the mounting groove enclosed by the pressing plate and the base in an interference manner, so that the box body can be fixed on the base without using screws, and the mounting is more convenient; but also can reuse box and base, reduce cost.

Description

Circuit breaker transfer car (buggy) packing box

Technical Field

The invention relates to a circuit breaker transfer trolley packing box.

Background

In a 10kV power system in China, indoor alternating-current metal armored draw-out type switch equipment (hereinafter referred to as switch equipment) is a complete set of power distribution equipment of a single bus and a single bus subsection system. The switch device is mainly used for power stations, power transmission of small and medium-sized generators, power distribution of industrial and mining enterprises, power receiving and power transmission of secondary substations of power systems, starting of large high-voltage motors and the like. The control, protection and detection of the power equipment are realized, the control, protection and detection of the power equipment play an important role in the aspects of power system operation and power equipment protection, and the market share is very large. The circuit breaker transfer trolley is a matching device of the switch cabinet and is used for transferring the handcart-type circuit breaker, but no packing box for transporting the circuit breaker transfer trolley exists in the market at present, and if the circuit breaker transfer trolley is transported or placed in the open air, the transfer trolley is easy to rust.

Disclosure of Invention

The invention aims to provide a breaker transfer trolley packaging box to solve the technical problem that a transfer trolley is easy to rust when being transported or placed in the open air in the prior art.

In order to realize the purpose, the technical scheme of the transfer trolley packing box of the circuit breaker is as follows:

breaker transfer car (buggy) packing box includes:

the base is used for fixedly supporting the transfer trolley;

the pressing plate is fixedly arranged on the base, and the pressing plate and the base enclose an installation groove with an outward opening;

the box body is made of corrugated paper boards and is provided with a bottom bending plate, and the bottom bending plate is assembled in the mounting groove in an interference mode so as to fix the box body on the base.

The beneficial effects are that: because the box body is made of the corrugated board, and the corrugated board has a certain deformation, the bottom bending part can be arranged in the mounting groove enclosed by the pressing plate and the base in an interference manner, so that the box body can be fixed on the base without using screws, and the mounting is more convenient; but also can reuse box and base, reduce cost.

Furthermore, the upper groove wall and/or the lower groove wall of the mounting groove are/is provided with a bulge.

The beneficial effects are that: by the design, the stability of fixing the bottom of the box body can be further ensured.

Furthermore, the box has the lateral part board of bending, be equipped with on the base and prop immediately, prop immediately and arrange and have two, prop interval arrangement in order to form the installation gap immediately for two, the installation gap is used for installing the lateral part board of bending.

The beneficial effects are that: therefore, the side bending plate can be fixed without screws, and the installation is convenient; but also can recycle the box body and reduce the cost.

Further, the box includes case body and apron, and the apron has the apron board of bending, and the inboard or outside in upper portion of case body is equipped with the locating plate, and the locating plate encloses into the constant head tank with the upper portion of case body, and the opening of constant head tank is up to supply the apron board of bending to insert.

The beneficial effects are that: therefore, the cover plate can be fixed without using screws, and the installation is more convenient; but also can reuse the cover plate, thereby reducing the cost.

Furthermore, the locating plate is fixed on the box body in an adhering mode.

The beneficial effects are that: this facilitates the fixing of the fixing plate to the tank body.

Furthermore, waterproof cloth is arranged on the base and is positioned between the pressing plate and the base.

The beneficial effects are that: further guarantee that moisture can not enter into from the base and place the chamber to avoid the transfer car (buggy) to produce the corrosion phenomenon, increase of service life.

Furthermore, a waterproof cover is sleeved on the box body.

The beneficial effects are that: further ensures that the moisture can not enter the placing cavity from the box body, thereby avoiding the phenomenon of corrosion of the transfer trolley and prolonging the service life.

Furthermore, the pressing plate is arranged along the edge of the base, two fractures are arranged on one side, opposite to the limiting frame, of the pressing plate, and the distance between the two fractures is the same as the distance between the two wheels in the width direction of the transfer trolley.

The beneficial effects are that: the design is convenient for pushing the breaker transfer trolley to the base.

Furthermore, a fixing structure is further arranged on the base and is used for being fixedly connected with a fixing frame on the transfer trolley.

The beneficial effects are that: the movement of the bottom of the transfer trolley in the horizontal direction is avoided, and the stability of the transfer trolley on the base is further ensured.

Further, the fixing structure is a threaded hole.

Drawings

FIG. 1 is a schematic structural view of a circuit breaker transfer car packaging box 1 according to an embodiment of the present invention;

FIG. 2 is a schematic view of the circuit breaker transfer cart package box removal box of FIG. 1;

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

FIG. 4 is a cross-sectional view of FIG. 3;

FIG. 5 is an enlarged view taken at A in FIG. 4;

FIG. 6 is a schematic structural view of the stop block of FIG. 2;

FIG. 7 is a schematic view of the structure of FIG. 6 from another perspective;

FIG. 8 is a schematic structural view of the case of FIG. 1;

FIG. 9 is a schematic view of the box body and the positioning plate in FIG. 8;

fig. 10 is a schematic view of the structure of the transfer trolley with the circuit breaker mounted on the base in fig. 2;

FIG. 11 is a schematic view of the structure of FIG. 10 from another perspective;

FIG. 12 is a top view of FIG. 11;

fig. 13 is a schematic view of the structure of the transfer trolley with circuit breakers of fig. 1 installed;

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

FIG. 15 is an enlarged view at C of FIG. 13;

in the figure: 101-a base; 102-a box body; 103-a limiting frame; 104-a circuit breaker transfer trolley; 105-a holder; 11-horizontal beam; 12-longitudinal wood; 13-waterproof cloth; 14-a threaded hole; 15-limiting frame fixing holes; 16-a platen; 17-steel nails; 18-a mounting groove; 19-raised; 20-vertical bracing; 21-a cross brace; 22-a rubber sleeve; 23-rubber sleeve fixing holes; 24-a positioning pin avoiding hole; 25-perforating; 26-mounting a gap; 27-a tank body; 28-cover plate; 29-side bending plate; 30-positioning a plate; 31-a poker bar; 32-positioning pins; 33-hook section; 34-bottom bending plate; 35-a cover plate bending plate; 36-fracture; 37-platen slot; 38-cover plate clamping groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element. Furthermore, the terms "upper" and "lower" are based on the orientation and positional relationship shown in the drawings and are only for convenience of description of the present invention, and do not indicate that the referred device or component must have a specific orientation, and thus, should not be construed as limiting the present invention.

The features and properties of the present invention are described in further detail below with reference to examples.

Embodiment 1 of the transfer vehicle packaging box for circuit breakers of the present invention:

as shown in fig. 1, 2 and 10, the breaker transfer trolley packing box comprises a base 101, a limiting frame 103 and a box body 102, wherein the base 101 is used for fixedly supporting a breaker transfer trolley 104; as shown in fig. 3, the base 101 is provided with a limiting frame fixing hole 15, and the limiting frame 103 is fixed on the base 101 through the limiting frame fixing hole 15. The base 101 and the box body 102 enclose a placing cavity together, the placing cavity is used for placing a circuit breaker transfer trolley 104, and the base 101 and the limiting frame 103 jointly form a circuit breaker transfer trolley fixing device.

As shown in fig. 3 and 4, the base 101 includes cross bars 11 and longitudinal bars 12, the cross bars 11 and the longitudinal bars 12 are perpendicular to each other, three cross bars 11 are provided, and the three cross bars 11 are arranged at intervals; the longitudinal bars 12 are arranged above the transverse bars 11, a plurality of longitudinal bars 12 are arranged, and the longitudinal bars 12 are sequentially and tightly arranged along the extending direction of the transverse bars 11. Wherein, the horizontal wood 11 and the vertical wood 12 are fixedly connected through steel nails.

In this embodiment, three threaded holes 14 are formed in the base 101, and the three threaded holes 14 and the limiting frame fixing holes 15 are respectively arranged corresponding to four side surfaces of the circuit breaker transfer trolley 104. Wherein the threaded hole 14 constitutes a fixing structure.

As shown in fig. 3, 10 and 11, the screw holes 14 are used for fixing the fixing frame 105 on the circuit breaker transfer trolley 104 to prevent the bottom of the circuit breaker transfer trolley 104 from sliding and ensure the stability of the circuit breaker transfer trolley 104. Specifically, the breaker transfer trolley 104 is fixed with a fixing frame 105 through a bolt, after the bolt is loosened, the fixing frame 105 swings with the center line of the bolt, when the fixing frame swings to the vertical position, the bolt is tightened again, and the lower end of the fixing frame 105 is fixed at the threaded hole 14 of the base 101 through a screw.

In this embodiment, the waterproof cloth 13 is laid on the longitudinal wood 12 to prevent moisture from entering the placing cavity from the base 101. The threaded hole 14 and the limiting frame fixing hole 15 are formed by threaded holes of rivet nuts embedded in the longitudinal wood 12, and avoidance holes for avoiding the rivet nuts are formed in the waterproof cloth 13.

As shown in fig. 3 to 5, a press plate 16 is arranged on the base 101, the press plate 16 is fixed on the longitudinal beams 12 through steel nails 17, and the waterproof cloth 13 is arranged between the press plate 16 and the longitudinal beams 12; an installation groove 18 with an outward opening is defined between the pressing plate 16 and the longitudinal wood 12, and a protrusion 19 is arranged on the upper side groove wall of the installation groove 18. In other embodiments, a protrusion may be provided on the lower side groove wall of the mounting groove.

As shown in fig. 2 and 3, the pressing plate 16 is disposed along the edge of the base 101, one side of the pressing plate 16 opposite to the limiting frame 103 is provided with a fracture 36, and the distance between the two fractures 36 is the same as the distance between two wheels in the width direction of the circuit breaker transfer trolley 104, so as to push the circuit breaker transfer trolley 104 onto the base 101. It should be noted that the outer portion of the same side of the pressure plate 16 as the limiting frame 103 is provided with a pressure plate slot 37, and the pressure plate slot 37 is used for clamping the lower portion of the side bending plate 29.

As shown in fig. 6 and 7, the limiting frame 103 is a T-shaped structure, the limiting frame 103 includes a vertical support 20 and a cross support 21, the lower part of the vertical support 20 is fixed on the base 101 through a bolt, and the cross support 21 is fixed on the upper part of the vertical support 20; the vertical supports 20 are provided with two, the two vertical supports 20 are arranged at intervals to form a mounting gap 26, and the mounting gap 26 is used for mounting the side bending plate 29 of the box body 102, so that the screw fixation is omitted. Wherein the bolt constitutes a fastener.

In this embodiment, be equipped with the locating pin on the stull 21 and dodge hole 24, the locating pin dodges hole 24 and is provided with two, and each locating pin dodges the both sides in hole 24 and is equipped with rubber sleeve fixed orifices 23 respectively, and rubber sleeve fixed orifices 23 are used for fixed rubber sleeve 22, and the centre bore of rubber sleeve 22 constitutes the locating hole.

As shown in fig. 10 and 11, the carrier platform of the transfer vehicle is provided with two positioning pins 32, the positioning pins 32 correspond to the positioning holes one by one, and the positioning pins 32 pass through the positioning pin avoiding holes 24 and then are in positioning fit with the positioning holes on the rubber sleeve 22. Wherein, the locating hole is a blind hole.

As shown in fig. 7, 11, 12 and 13, the cross brace 21 is further provided with a through hole 25, after the poke rod 31 on the circuit breaker transfer trolley 104 overcomes the acting force of the spring, the through hole 25 allows the hook portion 33 of the poke rod 31 to pass through, and after the hook portion 33 of the poke rod 31 passes through the through hole 25, the spring is reset, so that the hole edge of the through hole 25 is in limit fit with the hook portion 33. Through the limit fit of the through hole 25 and the hook part and the positioning fit of the positioning pin and the positioning hole on the rubber sleeve 22, the circuit breaker transfer trolley 104 cannot move in the horizontal direction in the transportation process, the circuit breaker transfer trolley is prevented from colliding with other equipment to damage the circuit breaker transfer trolley and other equipment, and the safety in the transportation process is ensured.

As shown in fig. 8 and 13, the box body 102 includes a box body 27 and a cover plate 28, the box body 27 is formed by folding a corrugated cardboard into a square tube structure, after folding, the opposite end of the corrugated cardboard is bent toward the inside of the box body 27 to form a side bent portion 29, and since the corrugated cardboard has a certain deformation amount, the side bent portion 29 is interference-fitted into the mounting gap 26 of the limiting frame 103, so that the side bent portion 29 can be fixed without using screws, and the mounting is convenient; and the box body 27 can be reused, so that the cost is reduced.

As shown in fig. 13 and 15, the bottom bending plate 34 is bent at the lower part of the box body 27, and because the paperboard has a certain deformation, the bottom bending plate 34 is interference-fitted in the mounting groove 18 of the base 101, so that the bottom bending plate 34 can be fixed without using screws, and the installation is convenient; but also can reuse the box body 27 to reduce the cost; in this embodiment, because the upper side wall of mounting groove 18 is equipped with arch 19 for bottom board 34 of bending is difficult to deviate from mounting groove 18 after the mounting groove 18 is packed into, has guaranteed the fixed stability in case body 27 lower part.

As shown in fig. 8, 9 and 14, a positioning plate 30 is adhered to the inner side of the upper portion of the box body 27 by glue, and the positioning plate 30 and the box body 27 enclose a positioning groove with an upward opening; the cover plate bending plates 35 are folded on the periphery of the cover plate 28, and the cover plate bending plates 35 are inserted into the positioning grooves in an interference manner, so that the cover plate 28 is positioned and assembled on the upper part of the box body 27, the cover plate 28 can be fixed without screws, and the installation is convenient; and the cover plate 27 can be reused, so that the cost is reduced. It should be noted that a cover plate clamping groove 38 is further formed on the cover plate 28, and the cover plate clamping groove 38 is used for clamping the upper part of the side bent part 29.

In the embodiment, the box body 102 is sleeved with the waterproof cover, so that moisture is further prevented from entering the placing cavity from the box body 102, the phenomenon that the transfer trolley is rusted is avoided, and the service life is prolonged.

When in use, the circuit breaker transfer trolley 104 is pushed onto the base 101 from the two fractures 36 of the base 101; then, the positioning pin 32 on the circuit breaker transfer trolley 104 is aligned with the positioning pin avoiding hole 24, and at the moment, the hook part 33 on the poke rod 31 cannot penetrate through the through hole 25; then, pull the poker rod 31 earlier, make the hook portion 33 of poker rod aim at perforation 25, promote circuit breaker transfer car 104 again, make hook portion 33 pass perforation 25, locating pin 32 passes locating pin dodge hole 24 simultaneously and inserts the locating hole on the rubber sleeve 22 in, later loosen poker rod 31, the poker rod resets under the effect of extension spring, hook portion 33 and the spacing cooperation in hole edge of perforation 25. The circuit breaker transfer trolley 104 cannot move in the horizontal direction during transportation through the limit fit of the through hole 25 and the hook part 33 and the positioning fit of the positioning pin 32 and the positioning hole in the rubber sleeve 22.

After the circuit breaker transfer trolley 104 stops moving on the base 101, the fixing frame 105 on the circuit breaker transfer trolley 104 is loosened and swings downwards, when the circuit breaker transfer trolley swings to the vertical position, the upper end of the fixing frame 105 is fastened again, and the lower end of the fixing frame 105 is fixed at the threaded hole 14 on the base 101 through a bolt, so that the movement of the bottom of the circuit breaker transfer trolley 104 in the horizontal direction is avoided, and the stability of fixing the circuit breaker transfer trolley 104 on the base 101 is further ensured.

After the circuit breaker transfer trolley 104 is fixed, the bottom bending plate 34 of the box body 27 is firstly plugged into the mounting groove 18 of the base 101, and then the side bending plate 29 is plugged into the mounting gap 26 of the limiting frame 103, so that the box body 27 is mounted; then, the cover plate bending plate 35 of the cover plate 28 is plugged into the positioning groove of the box body 27, so that the box body 102 is fixed by using the bending plate of the box body; and finally, sleeving the waterproof cover outside the box body 102.

Embodiment 2 of the breaker transfer car packaging box of the invention:

the difference between this embodiment and embodiment 1 is that in embodiment 1, the side portion bending plate 29 is disposed on one side of the box 102 where the limiting frame 103 is located, two vertical supports 20 are disposed, the two vertical supports 20 are disposed at an interval to form a mounting gap 26, and the mounting gap 26 is used for mounting the side portion bending plate 29. In this embodiment, based on the condition that there is the lateral part board of bending, prop immediately and be provided with one, prop immediately and be equipped with the mounting hole, the mounting hole extends along vertical direction to be used for installing the lateral part board of bending. In other embodiments, the vertical supports are not provided, and the two side bending plates are fixedly bonded together by glue.

Embodiment 3 of the transfer vehicle packaging box for circuit breakers of the present invention:

the difference between this embodiment and embodiment 1 is that in embodiment 1, the box body 102 includes a box body 27 and a cover plate 28, the cover plate 28 has a cover plate bending plate 35, a positioning plate 30 is disposed on the inner side of the upper portion of the box body 27, the positioning plate 30 and the upper portion of the box body 27 enclose to form a positioning groove, and an opening of the positioning groove faces upward for the interference insertion of the cover plate bending plate 35. In this embodiment, the apron has the apron board of bending, and the upper portion outside of case body is equipped with the locating plate, and the locating plate encloses into the constant head tank with the upper portion of case body, and the opening of constant head tank is up to supply the apron to bend the board interference and insert.

Embodiment 4 of the transfer vehicle packing box of the circuit breaker of the invention:

the present embodiment is different from embodiment 1 in that in embodiment 1, the positioning plate 30 is bonded and fixed to the box main body 27. In this embodiment, the locating plate passes through fix with rivet on the case body.

Embodiment 5 of the transfer vehicle packaging box for circuit breakers of the present invention:

the difference between the embodiment and the embodiment 1 is that in the embodiment 1, the base is provided with a threaded hole 14, the threaded hole 14 forms a fixing structure, and the threaded hole 14 is used for fixing a fixing frame 105 on a circuit breaker transfer trolley 104. In the embodiment, the base is provided with the stud which forms a fixing structure and is used for fixing the fixing frame on the transfer trolley of the circuit breaker.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.

Claims

1. Breaker transfer car (buggy) packing box, its characterized in that includes:

the base is used for fixedly supporting the transfer trolley;

the box body is made of a corrugated board and is provided with a bottom bending board, and the bottom bending board is assembled in the mounting groove in an interference fit mode so as to fix the box body on the base;

the box has the lateral part board of bending, be equipped with on the base and prop immediately, prop immediately and arrange and have two, prop immediately two and prop interval arrangement in order to form the installation gap, the installation gap is used for installing the lateral part board of bending.

2. The circuit breaker transfer car (buggy) packaging case of claim 1, wherein the upper and/or lower walls of said mounting groove are provided with projections.

3. The circuit breaker transfer trolley packing case as claimed in claim 1 or 2, wherein the case body comprises a case body and a cover plate, the cover plate is provided with a cover plate bending plate, a positioning plate is arranged on the inner side or the outer side of the upper part of the case body, the positioning plate and the upper part of the case body enclose a positioning groove, and the opening of the positioning groove faces upwards for the cover plate bending plate to insert.

4. The circuit breaker transfer car (buggy) packaging case of claim 3, wherein said alignment plate is adhesively secured to the case body.

5. The circuit breaker transfer car (buggy) packing case of claim 1 or 2, wherein the base is provided with a tarpaulin between the press plate and the base.

6. The circuit breaker transfer trolley packing case of claim 1 or 2, wherein a waterproof cover is sleeved on the case body.

7. The circuit breaker transfer trolley packing case of claim 1 or 2, wherein the pressure plate is arranged along the edge of the base, one side of the pressure plate opposite to the limiting frame is provided with two fractures, and the distance between the two fractures is the same as the distance between two wheels in the width direction of the transfer trolley.

8. The circuit breaker transfer trolley packing case as claimed in claim 1 or 2, wherein the base is further provided with a fixing structure, and the fixing structure is used for being fixedly connected with a fixing frame on the transfer trolley.

9. The circuit breaker transfer car packaging case of claim 8, wherein said securing structure is a threaded hole.