CN115065015A

CN115065015A - Be applied to switching device in narrow and small space

Info

Publication number: CN115065015A
Application number: CN202210612408.9A
Authority: CN
Inventors: 张国辉
Original assignee: Huaneng Tongliao Wind Power Co Ltd
Current assignee: Huaneng Tongliao Wind Power Co Ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-16
Anticipated expiration: 2042-05-31
Also published as: CN115065015B; DE202022103460U1; LU103109B1; ZA202305781B

Abstract

The invention discloses a switching device applied to a narrow space, which comprises a junction box, wherein a wire inserting hole is formed in the middle of the junction box, an end groove is formed in the end part of the junction box, and the wire inserting hole is electrically connected with the end groove; the adapter comprises a binding sleeve, a first end and a second end, the first end is fixed at the end of the binding sleeve, the second end is flexibly connected with the end of the binding sleeve, a gap groove is formed in the side face of the binding sleeve, and the adapter is inserted into the end groove; the invention can realize the quick connection of the wire rod in a narrow space; the invention can correspondingly reduce the size of the control box after being used.

Description

Be applied to switching device in narrow and small space

Technical Field

The invention relates to the technical field of switching of electric appliances, in particular to a switching device applied to a narrow space.

Background

At present, in order to ensure that the incoming and outgoing lines of an electric cabinet are tidy and not disordered, the threading grooves are additionally arranged in the frame of the control box, so that the wires can be contained and penetrated to be connected with components, in a fan control system, the available space in the control box can be reduced by adding the threading groove structure, and the existing electric switching device is difficult to wire under the space, so that the switching device capable of quickly wiring in a narrow space needs to be invented.

Disclosure of Invention

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract and the title of the invention of this application some simplifications or omissions may be made to avoid obscuring the purpose of this section, the abstract and the title of the invention, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made keeping in mind the above problems occurring in the prior art and/or the problems occurring in the prior art.

Therefore, the invention aims to solve the technical problem that the conventional switching device is difficult to realize quick wiring in a narrow space.

In order to solve the technical problems, the invention provides the following technical scheme: an adapter device applied to a narrow space comprises,

the junction box is provided with a wire inserting hole in the middle, an end groove is formed in the end part of the junction box, and the wire inserting hole is electrically connected with the end groove;

the adapter, the adapter includes binding cover, first end and second end, first end is fixed in binding cover tip, the second end with binding cover tip flexonics, binding cover side is provided with the breach groove, the adapter insert locate in the end groove.

As a preferable embodiment of the adapter device applied to a narrow space according to the present invention, wherein: a first clamping groove is formed in the first end, and a first pressing strip is arranged in the first clamping groove.

As a preferable scheme of the adapter device applied to the narrow space, the adapter device comprises: and a second clamping groove is formed in the second end, a second pressing strip is arranged in the second clamping groove, and the second pressing strip and the first pressing strip are arranged in a staggered manner.

As a preferable embodiment of the adapter device applied to a narrow space according to the present invention, wherein: a slot is formed in one side of the end part of the junction box and communicated with the end slot;

the slot lateral wall is provided with the chute, the chute slope sets up, chute tip one side is provided with the circular slot.

As a preferable embodiment of the adapter device applied to a narrow space according to the present invention, wherein: and side shafts are arranged on two sides of the first end head and embedded in the chute.

As a preferable embodiment of the adapter device applied to a narrow space according to the present invention, wherein: the end slot bottom slope is provided with the current conducting plate, current conducting plate one end is connected with the end slot lateral wall, end slot bottom is provided with first spring and the current conducting plate is connected.

As a preferable embodiment of the adapter device applied to a narrow space according to the present invention, wherein: a square groove is formed in the side wall of the end groove, a push rod is arranged in the square groove, and the end part of the push rod is connected with the bottom of the square groove through a second spring;

the end part of the push rod is provided with a push plate.

As a preferable embodiment of the adapter device applied to a narrow space according to the present invention, wherein: and a limiting block is arranged at the opening of the end groove.

As a preferable embodiment of the adapter device applied to a narrow space according to the present invention, wherein: connecting the wire to the junction box includes:

embedding the wire into the binding sleeve from the notch groove, and rotating the second end head to buckle the wire;

inserting the side shaft into the chute to the bottom;

the wire is rotated.

As a preferable embodiment of the adapter device applied to a narrow space according to the present invention, wherein: removing the wire from the junction box comprises:

extruding the wire material to the conductive plate;

the wire is rotated.

The invention has the beneficial effects that: the invention can realize the quick connection of the wire rod in a narrow space; the invention can correspondingly reduce the size of the control box after being used.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be 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 to obtain other drawings based on these drawings without inventive exercise. Wherein:

fig. 1 is a schematic overall cross-sectional view of an adapter device applied to a narrow space according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a transfer unit in an embodiment of the present invention, applied to a transfer device in a narrow space;

fig. 3 is a schematic view illustrating a placement structure of a wire in an adapter applied to a narrow space according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a junction box of an adapter applied to a narrow space according to an embodiment of the present invention;

fig. 5 is a schematic view of a placement structure of the adapter device applied to a small space in the control box according to an embodiment of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the drawings, wherein the cross-sectional views illustrating the structure of the device are not enlarged partially according to the general scale for convenience of illustration when describing the embodiments of the present invention, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Furthermore, the reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1, 2 and 5, the present embodiment provides an adapter device applied to a narrow space, including a terminal box 100, a wire insertion hole 101 is formed in the middle of the terminal box 100, an end slot 102 is formed at an end of the terminal box 100, and the wire insertion hole 101 and the end slot 102 are electrically connected; adaptor 200, adaptor 200 includes binding cover 201, first end 202 and second end 203, and first end 202 is fixed in binding cover 201 tip, and second end 203 and binding cover 201 tip flexible connection, binding cover 201 side are provided with breach groove 201a, and adaptor 200 inserts and locates in end groove 102.

In the present embodiment, a wire adapter device capable of being installed in a narrow space is provided, and it should be noted that, in order to keep the connection of the wire in the control box 300 neat, the thickness of the side and the bottom of the existing control box 300 is increased, and the existing control box is made hollow, and a notch is formed on the inner wall, so that the wire can pass through the hollow side, and when the lead-out wire is to be connected, the wire is led out from the notch at the position.

It should be noted that the control box 300 is provided with a strap 301, and the electric components or the junction box 100 are fixed on the strap 301 to facilitate connection of the same wiring.

The junction box 100 of the present invention is a three-hole socket structure capable of adapting a three-pin plug, and specifically, the three-pin plug is inserted into the plug wire hole 101 of the junction box 100, and the plug wire hole 101 and the end slot 102 are electrically connected, so that the adaptor 200 connected to the end slot 102 is electrically connected to the three-pin plug through a wire.

Be provided with the end groove 102 that corresponds with plug wire hole 101 quantity at the tip of terminal box 100, the plug wire hole 101 that demonstrates like this embodiment is three hole structures, and correspondingly, terminal box 100 top is provided with an end groove 102 structure, with the ground connection line hole electric connection of plug wire hole 101, terminal box 100 bottom is provided with 2 end groove 102 structures, connects zero line hole and connects fire line hole electric connection with plug wire hole 101 respectively.

In the embodiment, the wire L is connected to the junction box 100 through the adaptor 200, specifically, the wire L includes an insulating layer L1 and a conducting wire L2, the adaptor 200 is used for fixing the end of the wire L and electrically connecting to the conducting wire L2, and when the adaptor 200 is connected to the terminal groove 102 on the junction box 100 and electrically contacted, the wire L is electrically connected to the wire insertion hole 101 on the adaptor box 100.

Specifically, the binding sleeve 201 is of a rigid plastic structure, a notched groove 201a is formed in a side surface of the binding sleeve 201, the wire L can be extruded into the binding sleeve 201 from the notched groove 201a, the first end 202 and the binding sleeve 201 are fixedly connected, the second end 203 can rotate relative to the binding sleeve 201, it should be noted that the first end 202 and the second end 203 are both conductive members, which can be made of metal, in practical use, the insulating layer L1 is located in the binding sleeve 201, and the lead L2 is clamped by the first end 202 and the second end 203 and is electrically connected.

Further, the wire information may be adhered to the outside of the binding sleeve 201.

Example 2

Referring to fig. 1 to 5, the difference between the present embodiment and the previous embodiment is that a first clamping groove 202a is disposed in the first end 202, and a first pressing bar 202b is disposed in the first clamping groove 202; the second end 203 is provided with a second clamping groove 203a, the second clamping groove 203a is provided with a second pressing strip 203b, and the second pressing strip 203b and the first pressing strip 202b are arranged in a staggered manner.

It should be noted that the first clamping groove 202a and the second clamping groove 203a are tapered from the ends inward in size to clamp and hold the wire L2 in contact therewith, and in particular, the first bead 202b and the second bead 203b are used to clamp the insulating layer L1 and fix the wire L in the interposer 200.

Furthermore, the first pressing strip 202b and the second pressing strip 203b are arranged in a staggered manner, and the first pressing strip 202b is closer to the end of the first end 202 than the second pressing strip 203b, so that after the end of the wire L is placed in the first clamping groove 202a and the second clamping groove 203a, the second end 203 is turned on, the second pressing strip 203b presses the insulating layer L1 and crosses over the first pressing strip 202b, and under the condition of no external force, the second pressing strip 203b is difficult to cross over the first pressing strip 202b by itself, so that the state that the first end 202 and the second end 203 clamp and fix the end of the wire L is maintained.

Further, one side of the end of the junction box 100 is provided with a slot 103, and the slot 103 is communicated with the end slot 102; the side wall of the slot 103 is provided with a chute 103a, the chute 103a is arranged obliquely, and one side of the end part of the chute 103a is provided with a circular groove 103 b.

It should be noted that the end slot 102 opens inward from the end of the terminal block 100, the slot 103 opens from the side of the terminal block 100 and communicates with the end slot 102, and specifically, the end slot 102 and the slot 103 form an L-shape.

Further, the end of the inclined slot 103a extends into the end slot 102, that is, the circular slot 103b is located on the side wall of the end slot 102, and the inclined slot 103a is inclined to enable the circular slot 103b to be located in the end slot 102 lower than the slot 103.

Further, side shafts 202c are provided on both sides of the first header 202, the side shafts 202c are fitted into the inclined grooves 103a, the size of the side shafts 202c is matched with the size of the inclined grooves 103a, and the side shafts 202c are movable in the inclined grooves 103 a.

Furthermore, the bottom of the end slot 102 is obliquely provided with a conductive plate 104, one end of the conductive plate 104 is connected with the side wall of the end slot 102, and the bottom of the end slot 102 is provided with a first spring 105 connected with the conductive plate 104; a square groove 102a is formed in the side wall of the end groove 102, a push rod 102b is arranged in the square groove 102a, and the end of the push rod 102b is connected with the bottom of the square groove 102a through a second spring 102 c; the end of the push rod 102b is provided with a push plate 102 d.

It should be noted that the conductive plate 104 is inclined toward the side of the push rod 102b, and the conductive plate 104 may be made of metal. The junction box 100 is provided with a metal strip, one end of which is connected with the wire insertion hole 101, and the other end of which is connected with the conductive plate 104 to realize electrical connection.

The square groove 102a is lower than the circular groove 103b, a limiting block 102e is arranged at the opening of the end groove 102, and the limiting block 102e is arranged on one side of the push plate 102d and used for limiting the inclination angle of the wire rod L.

The following describes the connection manner of the adaptor 200 and the terminal block 100, taking the terminal slot 102 corresponding to the ground wire hole at the upper part when the terminal block 100 is installed as an example:

the process of connecting the wire L to the junction box 100 includes:

embedding the wire L into the binding sleeve 201 from the notch 201a, and rotating the second end 203 to buckle the wire L; specifically, before installation, the second end 203 needs to be rotated to open the second end 203, the wire L is inserted into the notch 201a, the position of the end of the wire L can be adjusted in a pulling manner, the partial insulating layer L1 is located in the first clamping groove 202a and the second clamping groove 203a, the conducting wire L2 is located at the bottom of the first clamping groove 202a and the second clamping groove 203a, the second end 203 is pressed after adjustment, and the wire L is clamped and fixed by the first pressing strip 202b and the second pressing strip 203 b.

Inserting the side shaft 202c into the inclined groove 103a to the bottom; due to the inclined slot 103a, after the adaptor 200 is inserted into the slot 203, the end of the adaptor 200 will contact and press down the conductive plate 104, and the conductive plate 104 will lift up the end of the adaptor 200 by the first spring 105, so that the side shaft 202c enters the circular slot 103 b.

During this process, the end of the adapter 200 either contacts and presses against the push plate 102 d.

Rotating the wire L; in the process of rotating the wire L upwards, under the action of the first spring 105, the side shaft 202c is always positioned in the circular groove 103b and rotates around the circular groove 103b, when the wire L rotates to be vertical, the side wall of the adapter 200 contacts the limiting block 102e, and in the process, the push plate 102d keeps pushing the end of the adapter 200 to keep the end vertical; meanwhile, the side shaft 202c is in the circular groove 103b and receives the upward urging force of the first spring 105, so that the adaptor 200 does not fall off from the junction box 100.

And ensures that the plates 104 are in electrical contact with the ends of the interposer 200 at all times.

Removing the wire L from the junction box 100 includes:

pressing the wire L against the conductive plate 104; that is, in the present embodiment, the wire rod L is pressed downward, and the conductor plate 104 is pressed, so that the side shaft 202c enters the inclined groove 103a from the circular groove 103 b.

Rotating the wire L; after the wire L is rotated, the push plate 102d pushes the end of the adaptor 200 to shift the position of the side shaft 202c from the circular groove 103b, and at this time, the wire L is pulled out.

It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.

It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.

Claims

1. The utility model provides a be applied to switching device in narrow and small space which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the terminal box comprises a terminal box (100), wherein a wire inserting hole (101) is formed in the middle of the terminal box (100), an end groove (102) is formed in the end of the terminal box (100), and the wire inserting hole (101) is electrically connected with the end groove (102);

adaptor (200), adaptor (200) are including constraint cover (201), first end (202) and second end (203), first end (202) are fixed in constraint cover (201) tip, second end (203) with constraint cover (201) tip flexonics, constraint cover (201) side is provided with breach groove (201a), adaptor (200) are inserted and are located in end groove (102).

2. The adapter device applied to the narrow space according to claim 1, wherein: a first clamping groove (202a) is formed in the first end head (202), and a first pressing strip (202b) is arranged in the first clamping groove (202).

3. The adapter device for small space according to claim 1 or 2, wherein: a second clamping groove (203a) is formed in the second end (203), a second pressing strip (203b) is arranged in the second clamping groove (203a), and the second pressing strip (203b) and the first pressing strip (202b) are arranged in a staggered mode.

4. The adapter device applied to the narrow space according to claim 3, wherein: a slot (103) is formed in one side of the end part of the junction box (100), and the slot (103) is communicated with the end groove (102);

the side wall of the slot (103) is provided with a chute (103a), the chute (103a) is obliquely arranged, and one side of the end part of the chute (103a) is provided with a circular groove (103 b).

5. The adapter device applied to the narrow space according to claim 4, wherein: side shafts (202c) are arranged on two sides of the first end head (202), and the side shafts (202c) are embedded in the inclined grooves (103 a).

6. The adapter device applied to the narrow space according to claim 5, wherein: the bottom of the end slot (102) is obliquely provided with a conductive plate (104), one end of the conductive plate (104) is connected with the side wall of the end slot (102), and the bottom of the end slot (102) is provided with a first spring (105) which is connected with the conductive plate (104).

7. The adapter device for use in small spaces according to any one of claims 4 to 6, wherein: a square groove (102a) is formed in the side wall of the end groove (102), a push rod (102b) is arranged in the square groove (102a), and the end of the push rod (102b) is connected with the bottom of the square groove (102a) through a second spring (102 c);

the end part of the push rod (102b) is provided with a push plate (102 d).

8. The adapter device applied to the narrow space according to claim 7, wherein: and a limiting block (102e) is arranged at the opening of the end groove (102).

9. The adapter device applied to the narrow space according to claim 8, wherein: the wire (L) for connecting to the junction box (100) is provided with:

embedding the wire (L) into the binding sleeve (201) from the notch groove (201a), and rotating the second end (203) to buckle the wire (L);

inserting the side shaft (202c) into the inclined groove (103a) to the bottom;

the wire (L) is rotated.

10. The adapter device for small space according to claim 8 or 9, wherein: removing the wire (L) from the junction box (100) comprises:

pressing the wire (L) against the conductive plate (104);

the wire (L) is rotated.