CN211266145U - Flip structure and block terminal of block terminal - Google Patents

Abstract

The utility model relates to a block terminal technical field discloses a flip structure and block terminal of block terminal. The flip structure is used for rotatably connecting a panel body and a flip of a distribution box and comprises two sets of first flip external members, wherein the two sets of first flip external members comprise two first shaft sleeves and two first rotating shafts, the two first rotating shafts are coaxially suspended on one of the panel body and the flip, and the two first shaft sleeves are positioned on the other of the panel body and the flip and are respectively sleeved on the first rotating shafts. The utility model discloses a flip structure of block terminal is through setting up and two first upset external member complex second upset external members, changes two point fixation pivot structures into the fixed pivot structure of multiple spot, has increased the fixed pivot tie point to increase the fixed strength of pivot department and improve the holding power of pivot, prevent effectively that flip from droing.

Description

Flip structure and block terminal of block terminal

Technical Field

The utility model relates to a block terminal technical field, in particular to flip structure and block terminal of block terminal.

Background

The distribution box is a low-voltage distribution device formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch.

The flip structure of traditional block terminal box adopts two fixed pivot structures more, and in order to consider the equipment convenience, generally adopts the structure in the axle sleeve disect insertion pivot. However, in the opening and closing process of the flip, the fixed point of the two-point fixed type rotating shaft structure has large bearing force, repeated opening and closing operations easily cause the material characteristics of the rotating shaft or the shaft sleeve to be reduced, and vigorous flip operation also causes the flip to be deformed, so that the holding force of the flip at the rotating shaft is reduced, and the flip falling phenomenon is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned technical problem and propose, aim at provides a flip structure of block terminal. The utility model discloses a flip structure of block terminal is through setting up and two first upset external member complex second upset external members, changes two point fixation pivot structures into the fixed pivot structure of multiple spot, has increased the fixed pivot tie point to increase the fixed strength of pivot department and improve the holding power of pivot, prevent effectively that flip from droing.

Particularly, the utility model provides a flip structure of block terminal for panel body and flip that rotate joint distribution box. The flip structure comprises two sets of first flip external members, each set of first flip external members comprises two first shaft sleeves and two first rotating shafts, the two first rotating shafts are coaxially suspended on one of the panel body and the flip, and the two first shaft sleeves are positioned on the other of the panel body and the flip and are respectively sleeved on the first rotating shafts.

The flip structure further includes: the second overturning external member comprises a second shaft sleeve and a second rotating shaft, wherein the second rotating shaft is coaxial with the two first rotating shafts and arranged between the two first rotating shafts, and the second shaft sleeve is positioned between the two first shaft sleeves and sleeved on the second rotating shaft.

Compared with the prior art, the utility model provides a flip structure of block terminal through setting up with two first upset external member complex second upset external members, changes the fixed pivot structure of multipoint into with the fixed pivot structure of two points that have now, has increased the fixed pivot tie point to increase the fixed strength of pivot department and improve the holding power of pivot, prevent effectively that flip from droing. In addition, through increasing the second upset external member in the central authorities of first upset external member, can also effectively share the atress of the first upset external member of both sides in the course of the work, flip is difficult for producing the deformation, slows down the ageing process of material stress, improves the intensity and the life-span of the tilting mechanism of connecting flip and panel body rotation, further avoids the emergence of flip obscission.

Preferably, the first sleeve has a first opening for receiving the first rotating shaft, the second sleeve has a second opening for receiving the second rotating shaft, and the first opening and the second opening are inclined at a predetermined angle.

According to the preferred scheme, the directions of the first opening of the first shaft sleeve and the second opening of the second shaft sleeve are set to be different, so that the shaft sleeves can be prevented from falling off in the single direction of the first opening or the second opening, and the connection stability between the flip cover and the panel body is further improved.

Further, preferably, the first shaft sleeve and the second shaft sleeve are arranged on the flip cover, and the first rotating shaft and the second rotating shaft are arranged on the panel body.

Because first axle sleeve, second axle sleeve are easily damaged for first pivot, second pivot, in case first axle sleeve, second axle sleeve take place ageing or damage, change flip and can realize the maintenance work of block terminal, and simple and convenient and cost are lower.

In addition, preferably, the first opening is parallel to the surface of the flip, and the second opening is perpendicular to the surface of the flip.

Further, as a preference, a mounting guide structure connected with the second shaft sleeve is arranged perpendicular to the surface where the flip cover is arranged.

According to the preferred scheme, when the flip is installed, because the installation direction of the flip is parallel to the direction of the first opening, the first shaft sleeve of the flip can move along the direction opposite to the direction of the first opening and is gradually sleeved outside the first rotating shaft, meanwhile, the installation guide structure can guide the second shaft sleeve to be sleeved outside the second rotating shaft, and the first shaft sleeve and the second shaft sleeve can smoothly slide to the installation position, so that the flip and the panel body are conveniently installed.

Preferably, the mounting guide structure is provided on one side of the second boss in the first opening direction and extends to the second opening, with the opening direction of the first opening as the first opening direction.

According to the preferred scheme, the installation guide structure extends to the second opening, so that the second shaft sleeve can be installed at the installation position in a guiding mode, and the installation of the flip cover and the panel body is further facilitated.

Preferably, a guide portion is provided at an opening end of the first sleeve, and the guide portion extends in the opening direction of the first sleeve.

According to the preferred scheme, the guide part can be used for limiting and guiding the motion track of the first shaft sleeve when the first shaft sleeve is connected with the first rotating shaft, so that the first shaft sleeve can smoothly slide to the installation position, and the flip cover and the panel body are convenient to install.

Preferably, a port diameter of the first opening of the first sleeve is smaller than a diameter of the first rotating shaft.

According to the preferred scheme, the first rotating shaft can stably stand in the first shaft sleeve in the mounting position and is not easy to slip out of the first opening of the first shaft sleeve.

The utility model also provides a distribution box, include as in aforementioned arbitrary technical scheme flip structure.

Compared with the prior art, the utility model provides a distribution box utilizes the flip structure among the aforementioned technical scheme, adopts the pivot structure of interval and coaxial setting more than three, has increased flip and panel body and has rotated the joint strength who connects to reduce each epaxial stress size of commentaries on classics, prevent effectively that flip from droing, improve the life of pivot structure.

Drawings

Fig. 1 is an overall schematic view of a flip structure of a distribution box according to an embodiment of the present invention (the flip is closed with a panel body);

fig. 2 is an exploded schematic view of a flip structure of the distribution box according to the embodiment of the present invention (the flip and the panel body are opened);

fig. 3 is a cross-sectional view of a first flip assembly of a flip structure of a distribution box in an embodiment of the present invention at the beginning of the installation;

fig. 4 is a cross-sectional view of a second flip assembly of a flip structure of a distribution box in an embodiment of the present invention at the beginning of the installation;

fig. 5 is a partial structural schematic diagram of a first flip set of a flip structure of a distribution box in an explosion state according to an embodiment of the present invention;

fig. 6 is a schematic view of the overall structure of the distribution box in the embodiment of the present invention.

Description of reference numerals:

1. a panel body; 1a, an operation port; 2. a cover is turned; 3. a first flipping kit; 3a, a first shaft sleeve; 3a1, first opening; 3b, a first rotating shaft; 4. a second flipping kit; 4a, a second shaft sleeve; 4a1, second opening; 4b, a second rotating shaft; 5. installing a guide structure; 6. a guide section; 7. a box body; A. a first opening direction; B. a second opening direction.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. The structure of the distribution box and its flip structure, etc., are schematically simplified in the drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The utility model discloses an embodiment provides a flip structure of block terminal, see that fig. 1 and fig. 2 show, this flip structure is used for rotating junction box's panel body 1 and flip 2, sets up the operation mouth 1a that supplies personnel to operate on the panel body 1, and flip 2 rotates with panel body 1 to be connected with this operation mouth 1a of switching. The flip structure is preferably provided at an edge of the flip 2 near the top, and the flip 2 is flipped up to open the operation opening 1a for operation. The flip structure of block terminal includes the upset external member that distributes separately at the border of panel body 1 and flip 2, and one side in every set of upset external member sets up on panel body 1, and the other side sets up on flip 2, and the installation back is mutually supported in both sides, constitutes panel body 1 and flip 2's rotation coupling mechanism, and the axial direction interval distribution that many sets of upset external members connect along rotating to form the support to the pivot steadily. Specifically, in the present embodiment, three sets of turning kits are used to form the rotating connection mechanism of the panel body 1 and the flip cover 2, including two sets of first turning kits 3 and a second turning kit 4 disposed between the two sets of first turning kits 3. Specifically, as shown in fig. 3 and 4, the two first turning assemblies 3 respectively include a first shaft sleeve 3a and a first rotating shaft 3b which are arranged in a matching manner, and the second turning assembly 4 includes a second shaft sleeve 4a and a second rotating shaft 4b which are arranged in a matching manner, in this embodiment, the first rotating shaft 3b and the second rotating shaft 4b are both arranged at the top of the operation opening 1a of the panel body 1, and are arranged at intervals along the horizontal direction when the installation is completed; the first shaft sleeve 3a and the second shaft sleeve 4a are both arranged at the top edge of the flip cover 2, and the arrangement positions and the orientations of the first shaft sleeve 3a and the second shaft sleeve 4a on the flip cover 2 are matched with the positions of the first rotating shaft 3b and the second rotating shaft 4b on the panel body 1, so that the first shaft sleeve and the second shaft sleeve are respectively installed in a matching manner. In another embodiment of the present invention, the first rotating shaft 3b and the second rotating shaft 4b may be disposed on the flip 2, and the first sleeve 3a and the second sleeve 4a may be disposed on the panel body 1; or a part of the shaft sleeve (including the first shaft sleeve 3a and the second shaft sleeve 4a) is configured on the flip cover 2, a part of the shaft sleeve is configured on the panel body 1, a part of the rotating shaft (including the first rotating shaft 3b and the second rotating shaft 4b) is configured on the flip cover 2, and a part of the rotating shaft is configured on the panel body 1, as long as the shaft sleeve and the rotating shaft can be sleeved and mounted in a matching manner.

In the present embodiment, a first rotating shaft 3b, a second rotating shaft 4b and another first rotating shaft 3b are arranged in the horizontal direction in sequence on the top of the operation opening 1a of the panel body 1, the second rotating shaft 4b is located between the two first rotating shafts 3b, the first rotating shaft 3b and the second rotating shaft 4b both adopt a suspension structure, specifically, the middle parts of the first rotating shaft 3b and the second rotating shaft 4b are spaced from the main part of the panel body 1, and are connected to the main part of the panel body 1 by using both sides of the rotating shaft in the extending direction. The suspension structure can ensure that the rotation angle is not limited due to the blocking of the main body part of the panel body 1 after the shaft sleeve is sleeved outside the rotating shaft, and the turnover angle of the turnover cover 2 is increased.

On the flip 2, a second bushing 3a is located between the two first bushings 4a corresponding to the rotation axis on the panel body 1. When the installation is completed, the first shaft sleeve 3a and the second shaft sleeve 4a are respectively sleeved outside the first rotating shaft 3b and the second rotating shaft 4b correspondingly and can rotate around the axes of the first rotating shaft 3b and the second rotating shaft 4 b.

In the embodiment, the second turnover sleeve member 4 is additionally arranged between the two first turnover sleeve members 3, and the number of turnover mechanisms between the turnover cover 2 and the panel body 1 is increased, so that the existing two-point fixed type rotating shaft structure is changed into a three-point fixed type rotating shaft structure, the fixing strength of the turnover cover 2 and the panel body 1 at the rotating shaft can be increased, the retaining force of the rotating shaft is improved, and the turnover cover 2 is effectively prevented from falling off. In addition, through increasing at the central authorities of first upset external member 3 and setting up second upset external member 4, can also effectively share the atress of the first upset external member 3 of both sides in the course of the work, flip 2 is difficult for producing the deformation, slows down the material and receives the process of stress aging, improves flip 2 and panel body 1 and rotates the intensity and the life-span of the tilting mechanism of being connected, further avoids flip 2 to drop the emergence of phenomenon.

The utility model discloses an in other embodiments, second upset external member 4 also can set up to a plurality ofly, changes into the fixed pivot structure of multiple spot by the fixed pivot structure of three point in this embodiment, and further reinforcing flip 2 at the joint strength and the life of pivot department, and then effectively prevent coming off of flip 2.

Specifically, as shown in fig. 3 and 4, the first bushing 3a has a first opening 3a1 for receiving the first rotating shaft 3B, the second bushing 4a has a second opening 4a1 for receiving the second rotating shaft 4B, and a first opening direction a of the first opening 3a1 is inclined at a predetermined angle to a second opening direction B of the second opening 4a 1. The "opening direction of the sleeve" in this embodiment is defined as a direction in which the axis of the rotating shaft after the assembly is directed to the center of the opening in the sleeve in the cross section of the sleeve (i.e., the plane shown in fig. 3 and 4). By providing the first opening 3a1 of the first shaft sleeve 3a and the second opening 4a1 of the second shaft sleeve 4a with different opening directions A, B, when the flip 2 is rotatably connected to the panel body 1, the flip 2 will be blocked by the second shaft sleeve 4a if it has a tendency to slip in the first opening direction a of the first opening 3a1, and will be blocked by the first shaft sleeve 3a if the flip 2 has a tendency to slip in the second opening direction B of the second opening 4a1, so that the shaft sleeves 3a, 4a can be prevented from falling off in a single direction, and the connection stability between the flip 2 and the panel body 1 can be further improved.

Of course, in other embodiments of the present invention, the first opening directions a of the two first openings 3a1 may also be different, or the first opening directions a of the two first openings 3a1 and the second opening directions B of the second openings 4a1 are different, and are not described herein again.

The first shaft sleeve 3a and the second shaft sleeve 4a are arranged on the flip cover 2, and the first rotating shaft 3b and the second rotating shaft 4b are correspondingly arranged on the panel body 1. The first shaft sleeve 3a and the second shaft sleeve 4a are arranged on the flip 2, and when the flip 2 is mounted on the panel body 1, the first shaft sleeve 3a and the second shaft sleeve 4a on the flip 2 are aligned to the first rotating shaft 3b and the second rotating shaft 4b on the panel body 1 along the first opening direction a of the first opening 3a1, so that the first rotating shaft 3b and the second rotating shaft 4b are sleeved, and the mounting of the flip 2 and the panel body 1 is facilitated. In addition, the first shaft sleeve 3a and the second shaft sleeve 4a are easy to age and damage relative to the first rotating shaft 3b and the second rotating shaft 4b, the first shaft sleeve 3a and the second shaft sleeve 4a are arranged on the turnover cover 2, and once the first shaft sleeve 3a and the second shaft sleeve 4a age or damage, the turnover cover 2 is replaced, so that the distribution box can be maintained at low cost.

The two first openings 3a1 are both parallel to the plane of the flip 2, and the second opening 4a1 is perpendicular to the plane of the flip 2. The surface of the flip cover 2 here refers to a surface of the flip cover 2 parallel to the operation opening 1a when the flip cover 2 covers the operation opening 1a of the panel body 1. If the flip cover 2 is flat, the surface of the flip cover 2 is the plate surface of the flip cover 2.

Referring to fig. 4 and 5, for convenience of installation, a mounting guide 5 connected to the second bushing 4a is provided at a plane perpendicular to the flip cover 2, and the mounting guide 5 is preferably provided at one side of the second bushing 4a in the first opening direction a and extends to the second opening 4a 1. By using the installation guide structure 5 at the second shaft sleeve 4a of the second flip set 4, since the installation direction of the flip 2 is parallel to the first opening direction a, when the flip 2 is installed along the first opening direction a, the second shaft sleeve 4a can smoothly slide to the installation position under the guidance of the installation guide structure 5.

Also, as shown in fig. 3 and 5, for the sake of mounting convenience, a guide portion 6 is provided at the open end of the first boss 3a, the guide portion 6 extending in the first opening direction a of the first boss 3 a. When the folder 2 is installed along the first opening direction a, the guide portion 6 may guide an installation path of the first sleeve 3a, the first rotating shaft 3b is defined in the guide portion 6, and is gradually installed at the first opening 3a1, and the first sleeve 3a can thus be smoothly slid to the installation position.

In addition, in the present embodiment, since the guiding portion 6 adopts a jaw structure, and the guiding direction of the installation guiding structure 5 with respect to the second rotating shaft 4b deviates from the guiding direction of the guiding portion 6 with respect to the first rotating shaft 4a, when the flip is installed along the first opening direction a, the jaws are opened in response to the pushing force applied by the user, and generate an elastic stress, and when the second rotating shaft 4b is guided to the second opening 4a1 of the second bushing 4a, the elastic stress directed to the center of the jaws can drive the second rotating shaft 4b into the second opening 4a1, thereby assisting the completion of the assembly of the second rotating shaft 4b with the second bushing 4a, and the user can judge whether the assembly is in place or not according to the sound information generated during the release of the elastic stress.

The first opening 3a1 of the first shaft sleeve 3a is provided with a port diameter smaller than the diameter of the first rotating shaft 3b, and the second opening 4a1 of the second shaft sleeve 4a is also provided with a port diameter smaller than the diameter of the second rotating shaft 4 b. So set up, first pivot 3b and second pivot 4b can be connected in first axle sleeve 3a and second axle sleeve 4a steadily, and flip 2 is difficult for droing.

The present embodiment further provides a distribution box, which is shown in fig. 6 and includes a box body 7 and the aforementioned flip structure, where the flip structure is disposed on the front surface of the box body 7. The switch device, the measuring instrument, the protective electric appliance and the auxiliary device are assembled in the box body 7, and the flip cover 2 is opened, so that partial operation can be carried out through the operation port 1a on the panel body 1.

In the distribution box provided by the embodiment, the flip structure adopts more than three rotating shaft structures which are coaxially arranged at intervals, so that the connection strength of the rotating connection of the flip 2 and the panel body 1 is increased, the stress on each rotating shaft is reduced, the flip 2 is effectively prevented from falling off, and the service life of the rotating shaft structure is prolonged.

It will be appreciated by those of ordinary skill in the art that in the embodiments described above, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solutions claimed in the claims of the present application can be basically implemented without these technical details and various changes and modifications based on the above-described embodiments. Accordingly, in actual practice, various changes in form and detail may be made to the above-described embodiments without departing from the spirit and scope of the invention.

Claims (9)

1. The utility model provides a flip structure of block terminal for rotate and connect panel body and flip of block terminal, flip structure includes:

two sets of first turning kits, each set of first turning kits comprises two first shaft sleeves and two first rotating shafts, the two first rotating shafts are coaxially suspended on one of the panel body and the turning cover, the two first shaft sleeves are positioned on the other one of the panel body and the turning cover and are respectively sleeved on the first rotating shafts,

characterized in that, the flip structure further comprises:

a second turning assembly comprising a second sleeve and a second shaft, wherein,

the second rotating shaft is coaxial with the two first rotating shafts and is arranged between the two first rotating shafts,

the second shaft sleeve is positioned between the two first shaft sleeves and sleeved on the second rotating shaft.

2. The flip structure of the distribution box of claim 1, wherein the first shaft sleeve has a first opening for receiving the first rotating shaft, the second shaft sleeve has a second opening for receiving the second rotating shaft, and the first opening and the second opening are inclined at a predetermined angle.

3. The flip structure of the electrical box of claim 2, wherein the first shaft sleeve and the second shaft sleeve are disposed on the flip, and the first shaft and the second shaft are disposed on the panel body.

4. The flip structure of electrical box of claim 3, wherein said first opening is parallel to a plane of said flip, and said second opening is perpendicular to a plane of said flip.

5. The flip structure of the distribution box of claim 4, wherein a mounting guide structure connected to the second shaft sleeve is provided perpendicular to a plane of the flip.

6. The flip structure of the electric box according to claim 5, wherein the mounting guide structure is disposed on one side of the second bushing in the direction of the first opening and extends to the second opening, with the opening direction of the first opening being the first opening direction.

7. The flip structure of the electric distribution box according to any one of claims 1 to 6, wherein a guide portion is provided at an open end of the first boss, the guide portion extending in a direction of the opening of the first boss.

8. The flip structure of the electric box according to any one of claims 1 to 6, wherein a port diameter of the first opening of the first bushing is smaller than a diameter of the first rotating shaft.

9. An electrical box comprising a flip structure according to any of the preceding claims 1-8.

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