CN211038254U

CN211038254U - Asymmetric hinge structure for heat-preservation outdoor movable box-type substation

Info

Publication number: CN211038254U
Application number: CN201921493979.5U
Authority: CN
Inventors: 杨军; 王红军; 张文彬
Original assignee: Shenyang Letai Electrical Engineering Co ltd
Current assignee: Shenyang Letai Electrical Engineering Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-07-17
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses an outdoor portable box-type substation of heat preservation type uses asymmetric hinge structure belongs to field such as oil field and mine with heat preservation connecting device technical field. The hinge structure comprises a fixed support, a plurality of rotating supports, an asymmetric long shaft and a symmetric short shaft. Two symmetrical short shafts are symmetrically arranged by taking the horizontal middle line of the rotating bracket as an axis at each rotating bracket which is not at the bottom and the top. Partial peripheral surfaces of the asymmetric long shaft and the symmetric short shaft are fixedly connected with the rotating support, and the rotating support can realize opening and closing of the box-type substation door connected with the rotating support by means of rotation of the asymmetric long shaft and the symmetric short shaft. The bottom of the asymmetric long shaft and the bottom of the symmetric short shaft are provided with supporting blocks which are fixed with the fixed support into a whole. The structure adopts the fixed support which is the same as the frame, the rotating support which is asymmetrically installed and the asymmetric long shaft, so that the connection strength between the door and the frame is increased, the falling of the door after the door is opened is effectively prevented, and the protection grade and the heat preservation effect of the shell of the box-type substation are ensured.

Description

Asymmetric hinge structure for heat-preservation outdoor movable box-type substation

Technical Field

The utility model relates to an outdoor portable box-type substation of heat preservation type uses asymmetric hinge structure belongs to field such as oil field and mine with heat preservation connecting device technical field.

Background

The heat-preservation outdoor movable box-type substation is widely applied to the field of oil fields and mines, the use environment is very severe, particularly, the temperature in winter is very low, the box-type substation is required to have a heat preservation function, the thickness and the weight of a shell of the box-type substation are inevitably increased, the weight of various shell components of the box-type substation is increased, conventional door hinges cannot meet the requirement at all, the conventional hinges are quite easy to deform under the gravity action of the door due to the fact that the weight of the door is large, the protection grade of the shell of the box-type substation is reduced, the heat preservation performance is lowered, great threat is brought to the safe operation of electrical equipment, and the electrical equipment cannot work in serious cases.

SUMMERY OF THE UTILITY MODEL

For solving the easy deformation of hinge that exists of current outdoor removal box-type substation, lead to the problem that protection thermal insulation performance reduces, the utility model provides an asymmetric hinge structure is used to outdoor portable box-type substation of heat preservation type, the technical scheme who takes as follows:

an asymmetric hinge structure for a heat-preservation outdoor movable box-type substation comprises a strip-shaped fixed support 3, a plurality of rotating supports 1 which are linearly arranged along the edge of the length direction of the fixed support 3, an asymmetric long shaft 2 which is connected with the rotating supports 1 at the bottom and the top in a penetrating manner, and a symmetric short shaft 4 which is connected with the rotating supports 1 at the non-bottom and the top in a penetrating manner; two symmetrical short shafts 4 are symmetrically arranged at each non-bottom and top rotary bracket 1 by taking the horizontal middle line of the rotary bracket 1 as an axis; partial peripheral surfaces of the asymmetric long shaft 2 and the symmetric short shaft 4 are fixedly connected with the rotating support 1, and the rotating support 1 can realize the opening and closing of a box-type substation door connected with the rotating support 1 by means of the rotation of the asymmetric long shaft 2 and the symmetric short shaft 4; and the bottoms of the asymmetric long shaft 2 and the symmetric short shaft 4 are provided with supporting blocks 7 which are fixed with the fixed bracket 3 into a whole.

Preferably, a fixing screw hole I11 is arranged on the rotating bracket 1; the fixing screw holes I11 are fixedly connected with the door of the box-type substation through bolts or screws.

Preferably, the length of the fixing bracket 3 is not less than the length of the box substation door, and the fixing bracket 3 is parallel to the box substation door.

Preferably, a plurality of fixing screw holes II31 are distributed on the fixing bracket 3 along the length direction thereof in a linear array; the fixing screw holes II31 are fixedly connected with the door frame or the guardrail frame of the box-type substation through bolts or screws.

Preferably, a cylindrical cavity for being in gap fit and sleeve joint with the asymmetric long shaft 2 and the symmetric short shaft 4 is formed in one side edge of the fixing support 3 along the length direction.

More preferably, the supporting block 7 is a strip-shaped structure and is movably installed in a fixing cavity where the fixing bracket 3 is vertically communicated with the cylindrical cavity, and one end of the supporting block 7 extends into the cylindrical cavity and is located at the bottom of the asymmetric long axis 2 or the symmetric short axis 4 to form a supporting structure for resisting gravity.

Preferably, the supporting block 7 is movably mounted in the cylindrical cavity, and a threaded hole is formed in the outer wall of the cylindrical cavity; the extrusion bolt 8 realizes the extrusion fixation of the supporting block 7 through the threaded hole.

Compared with the prior art, the utility model discloses the beneficial effect who obtains:

the utility model discloses but well adoption and the fixed bolster the same with the frame, the asymmetric rotatable support of installation and asymmetric major axis have increased the intensity of being connected between door and the frame, have prevented the tenesmus of the back door that opens the door effectively, have guaranteed the protection level and the heat preservation effect of box-type substation's shell to make the inside electrical equipment of box-type substation can normally work under severe cold.

Drawings

Fig. 1 is a front view structure diagram of a hinge structure in a preferred embodiment of the present invention.

Fig. 2 is a partially enlarged view of a dotted line box in fig. 1.

Fig. 3 is a partial enlarged view of fig. 1 at the circular broken line.

Fig. 4 is a schematic top view of a hinge structure according to a preferred embodiment of the present invention.

Fig. 5 is a schematic top view of a hinge structure according to another preferred embodiment of the present invention.

Wherein, 1, rotating the bracket; 2, asymmetric long axis; 3, fixing a bracket; 4, a symmetric minor axis; 5, a door; 6, a frame; 7, supporting blocks; 8, extruding the bolt; 11, fixing the screw hole I; 31 and fixing the screw hole II.

Detailed Description

In the following description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and "upright" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the following description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection may be direct or indirect via an intermediate medium, or the connection may be internal to both components. To those of ordinary skill in the art, the specific meaning of the written terms in the present invention can be understood as a specific case.

In addition, in the following description of the present invention, the meaning of "a plurality", and "a plurality" is two or more unless otherwise specified.

The materials, reagents, devices, apparatuses, methods and processes used in the following examples are not specifically described, and are all materials, reagents, devices, apparatuses, methods and processes which are common in the art, and are commercially available to those skilled in the art or can be routinely set up according to specific needs without any creative effort.

The present invention will be described in further detail with reference to the accompanying drawings, but the present invention is not limited by the following detailed description.

Fig. 1 is a front view structure diagram of a hinge structure in a preferred embodiment of the present invention. Fig. 2 is a partially enlarged view of a dotted line box in fig. 1. Fig. 3 is a partial enlarged view of fig. 1 at the circular broken line. As can be seen from fig. 1 to 3, the hinge structure includes an elongated rectangular fixed frame 3, 4 rotating frames 1 linearly installed along the length direction of the fixed frame 3, asymmetric major axes 2 crossing the top and bottom rotating frames 1, and symmetric minor axes 4 crossing the middle four rotating frames 1. Wherein, two symmetry minor axes 4 are a set, and the horizontal central line of the rotating bracket 1 is used as the symmetry axis to be distributed up and down. One side of the fixed support 3, which is provided with the rotating support 1, is provided with a non-closed cylindrical hollow cavity from top to bottom, and the asymmetric long shaft 2 and the symmetric short shaft 4 are both arranged in the cylindrical hollow cavity. The side surface of the rotating support 1 is fixedly connected with part of the peripheral surface of the asymmetric long shaft 2 or the symmetric short shaft 4 and penetrates through the gap on the peripheral side surface of the cylindrical hollow cavity, so that the rotating support 1 realizes the opening and closing of a door connected with the rotating support 1 by means of the rotation between the long shaft or the short shaft and the hollow cavity.

Three fixing screw holes I11 are provided on each rotating bracket 1 to facilitate the fixed connection with the door of the box-type substation by fasteners such as bolts or screws. Similarly, a plurality of fixing screw holes II 32 are also linearly formed in the fixing bracket 3 along the length direction thereof, so that the fixing bracket 3 is fixedly connected to the doorframe of the box-type substation door or the surrounding protection fence thereof.

Meanwhile, the bottom of each asymmetric long shaft 2 and each symmetric short shaft 4 is provided with a supporting block 7 which is arranged in the cylindrical hollow cavity, and the supporting blocks 7 are extruded and fixed through extrusion bolts 8 which penetrate through screw holes in the outer wall of the cylindrical hollow cavity. The gravity support for the asymmetric long shaft 2, the symmetric short shaft 4, the rotating support 1 connected with the asymmetric long shaft and the symmetric short shaft, and even the box-type substation door can be formed, and meanwhile, the installation position of the rotating support 1 can be conveniently adjusted.

Fig. 4 is a schematic top view of the hinge structure of the present invention in a preferred embodiment, as shown in fig. 4, the cross-section of the fixing bracket 3 is L type, and the fixing bracket 3 is fixedly connected to the protection guardrail or other auxiliary fixing device of the box-type substation through the fixing screw hole II 32 disposed on one side of the fixing bracket 3, so as to support the door by means of the protection wolf or other auxiliary fixing device, in use, the door 5 is at the implementation position, the back door 5 is at the dotted line position after being opened, the support block 7 at the bottom of the asymmetric long shaft 2 is fixed by the extrusion bolt 8, so as to form the support for the asymmetric long shaft 2, wherein the support block 7 can be disposed in the cavity of the fixing bracket 3 horizontally disposed in communication with the vertical cylindrical hollow cavity, on the one hand, the gravity of the box-type substation door can be fixed by means of the extrusion bolt 8, on the other hand, the gravity can be transmitted to the fixing bracket 3 through the cavity of the fixing bracket 3, and then transmitted to the protection guardrail and other auxiliary fixing device.

Fig. 5 is a schematic top view of a hinge structure according to another preferred embodiment of the present invention. As can be seen from fig. 5, in the preferred embodiment, the fixing bracket 3 has a rectangular cross section and is fixed to the side frame of the box-type substation door by fixing screw holes I31 and bolts. After the door is opened, the gravity of the door is conducted and dispersed to the side doorframe through the rotating bracket 1 and the supporting block 7, the stress surface bearing the gravity of the door is increased, and the bearing capacity of the hinge to the door is improved.

When the device is used, the rotating support 1 is fixed on a door of a box-type substation, the fixed support 3 is fixed on a door frame of the box-type substation, the asymmetric long shaft 2 and the symmetric short shaft 4 are arranged between the rotating support 1 and the fixed support 3 and are in clearance fit, so that the coaxiality of the rotating support 1 and the fixed support 3 is guaranteed after assembly.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims

1. An asymmetric hinge structure for a heat-preservation outdoor movable box-type substation is characterized by comprising a strip-shaped fixed support (3), a plurality of rotating supports (1) which are linearly arranged along the edge of the fixed support (3) in the length direction, asymmetric long shafts (2) which cross the rotating supports (1) at the bottom and the top, and symmetric short shafts (4) which cross the rotating supports (1) at the non-bottom and the non-top; two symmetrical short shafts (4) are symmetrically arranged at each non-bottom and top rotary bracket (1) by taking the horizontal center line of the rotary bracket (1) as an axis; partial peripheral surfaces of the asymmetric long shaft (2) and the symmetric short shaft (4) are fixedly connected with the rotating support (1), and the rotating support (1) can realize opening and closing of a box-type substation door connected with the rotating support by means of rotation of the asymmetric long shaft (2) and the symmetric short shaft (4); and supporting blocks (7) which are fixed with the fixing bracket (3) into a whole are arranged at the bottoms of the asymmetric long shaft (2) and the symmetric short shaft (4).

2. The asymmetric hinge structure for the heat-preservation type outdoor mobile box-type substation of claim 1, wherein the rotating bracket (1) is provided with a fixing screw hole I (11); and the fixing screw hole I (11) is fixedly connected with a door of the box-type substation through a bolt or a screw.

3. The asymmetric hinge structure for the insulated outdoor mobile box-type substation of claim 1, wherein the length of the fixing bracket (3) is not less than the length of the box-type substation door, and the fixing brackets (3) are parallel to the box-type substation door.

4. The asymmetric hinge structure for the heat-preservation type outdoor mobile box-type substation of claim 1, wherein a plurality of fixing screw holes II (31) are distributed on the fixing bracket (3) along the length direction in a linear array manner; and the fixing screw holes II (31) are fixedly connected with the door frame or the guardrail frame of the box-type substation through bolts or screws.

5. The asymmetric hinge structure for the heat-preservation type outdoor mobile box-type substation of claim 1, wherein one side edge of the fixing bracket (3) along the length direction is provided with a cylindrical cavity for being in gap fit with the asymmetric long shaft (2) and the symmetric short shaft (4).

6. The asymmetric hinge structure for the heat-preservation type outdoor mobile box-type substation of claim 5, wherein the supporting block (7) is a long strip structure and is movably installed in a fixing cavity of the fixing bracket (3) vertically communicated with the cylindrical cavity, and one end of the supporting block (7) extends into the cylindrical cavity and is positioned at the bottom of the asymmetric long shaft (2) or the symmetric short shaft (4) to form a supporting structure for resisting gravity.

7. The asymmetric hinge structure for the heat-preservation type outdoor mobile box-type substation of claim 5, wherein the supporting block (7) is movably installed in the cylindrical cavity, and a threaded hole is formed in the outer wall of the cylindrical cavity; the extrusion bolt (8) realizes the extrusion fixation of the supporting block (7) through the threaded hole.