阅读说明：本技术 一种自吸式配电柜门铰链 (Self-suction type door hinge of power distribution cabinet ) 是由 石艳林 王晓馥 石一大 于 2021-03-16 设计创作，主要内容包括：本发明属于配电柜配件技术领域,具体涉及一种自吸式配电柜门铰链,包括底座,所述底座的内部铰接有两个对称分布的连接板,两个所述连接板的内部共同铰接有连接架,所述连接架的上端的外侧铰接有安装架,所述底座的内部铰接有活动架,所述活动架的内侧铰接有两个对称分布的铰接板,所述铰接板与所述连接板铰接,所述底座上设置有两个对称分布的滑轨。本发明通过在底座上加设滑轨、限位杆与连接板等结构,使得安装架在回弹时,可以使得限位杆在滑轨的轨迹内部的进行滑动,当柜门关闭到45°时,限位杆通过滑轨的最顶端,然后沿着滑轨可以自动下滑,使得柜门可以自动关闭,从而可以避免工作人员柜门没关严。(The invention belongs to the technical field of power distribution cabinet accessories, and particularly relates to a self-suction type power distribution cabinet door hinge which comprises a base, wherein two connecting plates which are symmetrically distributed are hinged inside the base, a connecting frame is hinged inside the two connecting plates, an installation frame is hinged outside the upper end of the connecting frame, a movable frame is hinged inside the base, two hinged plates which are symmetrically distributed are hinged inside the movable frame, the hinged plates are hinged with the connecting plates, and two sliding rails which are symmetrically distributed are arranged on the base. According to the invention, the sliding rail, the limiting rod, the connecting plate and other structures are additionally arranged on the base, so that the limiting rod can slide in the track of the sliding rail when the mounting frame rebounds, and when the cabinet door is closed to 45 degrees, the limiting rod passes through the topmost end of the sliding rail and can automatically slide down along the sliding rail, so that the cabinet door can be automatically closed, and the condition that the cabinet door of a worker is not closed tightly can be avoided.)

1. The utility model provides a from inhaling formula switch board door hinge, includes base (1), its characterized in that: the oil tank is characterized in that two connecting plates (2) which are symmetrically distributed are hinged inside the base (1), two connecting plates (2) are hinged inside the connecting plates together to form a connecting frame (3), a mounting frame (4) is hinged outside the upper end of the connecting frame (3), a movable frame (5) is hinged inside the base (1), two hinged plates (6) which are symmetrically distributed are hinged inside the movable frame (5), the hinged plates (6) are hinged with the connecting plates (2), two slide rails (9) which are symmetrically distributed are arranged on the base (1), a connecting groove (11) is formed inside the connecting plates (2), a first spring (12) is arranged inside the connecting groove (11), a limiting rod (13) is connected inside the connecting groove (11) in a sliding manner, an oil tank (15) is fixedly connected inside the connecting frame (3), and a plurality of oil filling pipes (16) which are uniformly distributed are fixedly connected inside the oil tank (15), the inside fixedly connected with oil storage box (17) of oil tank (15), the inboard fixedly connected with of oil tank (15) supports a section of thick bamboo (18), the inside of supporting a section of thick bamboo (18) is provided with spring two (19), the inside sliding connection who supports a section of thick bamboo (18) has telescopic link (20), the upper end fixedly connected with push pedal (21) of telescopic link (20), push pedal (21) with oil storage box (17) sliding connection, the inside fixed cover of oil storage box (17) has two symmetric distribution's play oil pipe (22), the one end fixedly connected with shunt (23) of play oil pipe (22), shunt (23) with add oil pipe (16) fixed connection, shunt (23) with oil tank (15) contact is connected, be provided with flow controller (24) on play oil pipe (22), the upper end fixedly connected with oil filler hole (27) of oil storage box (17), one end of the second spring (19) is fixedly connected with the telescopic rod (20), the other end of the second spring (19) is fixedly connected with the supporting cylinder (18), and the oil filling port (27) penetrates through the oil tank (15).

2. The self-suction power distribution cabinet door hinge according to claim 1, characterized in that: the slide rail (9) is L-shaped, and the inner side of the slide rail (9) is connected with the outer side of the limiting rod (13) in a sliding mode.

3. The self-suction power distribution cabinet door hinge according to claim 1, characterized in that: one end of the first spring (12) is fixedly connected with the limiting rod (13), and the other end of the first spring (12) is fixedly connected with the inner surface of the connecting groove (11).

4. The self-suction power distribution cabinet door hinge according to claim 1, characterized in that: the inside fixedly connected with spacing ring (14) of spread groove (11), the inboard of spacing ring (14) with gag lever post (13) sliding connection, the shape of gag lever post (13) is the T type.

5. The self-suction power distribution cabinet door hinge according to claim 1, characterized in that: the hinged plate (6) is hinged to the mounting frame (4), and a connecting hole (7) is formed in the mounting frame (4).

6. The self-suction power distribution cabinet door hinge according to claim 1, characterized in that: two mounting holes (10) are formed in the base (1), and the mounting holes (10) are symmetrically distributed in the base (1).

7. The self-suction power distribution cabinet door hinge according to claim 1, characterized in that: the inside fixedly connected with stopper (25) of a support section of thick bamboo (18), stopper (25) inboard with the outside sliding connection of telescopic link (20).

8. The self-suction power distribution cabinet door hinge according to claim 1, characterized in that: the inner part of the lower end of the oil storage box (17) is fixedly sleeved with a sealing sleeve (26), and the inner side of the sealing sleeve (26) is connected with the outer side of the telescopic rod (20) in a sliding mode.

Technical Field

The invention relates to the technical field of power distribution cabinet accessories, in particular to a self-suction type power distribution cabinet door hinge.

Background

The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads.

Switch board door hinge among the prior art, when producing, because of its shape is comparatively special, make the production process very loaded down with trivial details, and then caused production efficiency lower, and the commonality is relatively poor, when using, the switch board door needs frequent switch, the condition that the cabinet door is not closed tightly often can appear in daily work to the staff, thereby make the inside dust of switch board great, the hinge is when the long time is used, wearing and tearing can appear in the junction and lead to, probably lead to the inner structure loss great, and be not convenient for add lubricating oil to the junction. Accordingly, there is a need for improvements in the art.

Disclosure of Invention

The invention aims to provide a self-suction type power distribution cabinet door hinge which solves the problems of low production efficiency, poor universality, incapability of automatically closing and inconvenience in adding lubricating oil due to large friction at a joint.

In order to achieve the purpose, the invention provides the following technical scheme: a self-suction type power distribution cabinet door hinge comprises a base, wherein two connecting plates which are symmetrically distributed are hinged inside the base, two connecting plates are hinged inside the base together to form a connecting frame, a mounting frame is hinged outside the upper end of the connecting frame, a movable frame is hinged inside the base, two hinged plates which are symmetrically distributed are hinged inside the movable frame, the hinged plates are hinged to the connecting plates, two slide rails which are symmetrically distributed are arranged on the base, a connecting groove is formed in the connecting plate, a first spring is arranged inside the connecting groove, a limiting rod is connected inside the connecting groove in a sliding manner, an oil tank is fixedly connected inside the connecting frame, a plurality of oil filling pipes which are uniformly distributed are fixedly connected inside the oil tank, an oil storage box is fixedly connected inside the oil tank, and a supporting cylinder is fixedly connected inside the oil tank, the inside of a support section of thick bamboo is provided with spring two, the inside sliding connection of a support section of thick bamboo has the telescopic link, the upper end fixedly connected with push pedal of telescopic link, the push pedal with oil storage box sliding connection, the fixed oil pipe that has two symmetric distributions of fixed cover in the inside of oil storage box, the one end fixedly connected with shunt of oil pipe, the shunt with oil pipe fixed connection adds oil pipe fixed connection, the shunt with the oil tank contact is connected, be provided with the flow controller on the oil pipe, the upper end fixedly connected with oil filler hole of oil storage box, the one end of spring two with telescopic link fixed connection, the other end of spring two with a support section of thick bamboo fixed connection, the oil filler hole is followed pass in the oil tank.

Preferably, the slide rail is L-shaped, and the inner side of the slide rail is connected with the outer side of the limiting rod in a sliding manner.

Preferably, one end of the first spring is fixedly connected with the limiting rod, and the other end of the first spring is fixedly connected with the inner surface of the connecting groove.

Preferably, the inside fixedly connected with spacing ring of spread groove, the inboard of spacing ring with gag lever post sliding connection, the shape of gag lever post is the T type.

Preferably, the hinged plate is hinged to the mounting frame, and the mounting frame is provided with a connecting hole.

Preferably, the base is provided with two mounting holes, and the mounting holes are symmetrically distributed on the base.

Preferably, the inside fixedly connected with stopper of a support section of thick bamboo, the stopper inboard with the outside sliding connection of telescopic link.

Preferably, the sealing sleeve is fixedly sleeved in the lower end of the oil storage box, and the inner side of the sealing sleeve is in sliding connection with the outer side of the telescopic rod.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the sliding rail, the limiting rod, the connecting plate and other structures are additionally arranged on the base, so that the limiting rod can slide in the track of the sliding rail when the mounting frame rebounds, when the cabinet door is closed to 45 degrees, the limiting rod passes through the corner of the sliding rail and then can automatically slide down along the sliding rail, so that the cabinet door can be automatically closed, and the condition that the cabinet door of a worker is not closed tightly can be avoided.

2. The hinge is formed by hinging and assembling the base, the connecting plate, the mounting plate, the connecting frame and other structures, so that the production difficulty can be reduced, the production efficiency can be accelerated, the base is provided with the plurality of strip-shaped mounting holes, the hinge can be mounted at positions with various screw widths, and the universality of the hinge is enhanced.

3. The structure of the oil tank, the oil storage box, the oil filling pipe and the like is additionally arranged in the connecting frame, so that lubricating oil in the oil storage box can be pushed to be uniformly distributed into the oil filling pipes through the flow divider by virtue of the push plate in the oil storage box in the use process of the hinge, and then the lubricating oil is supplied to the connecting position, so that the abrasion of the connecting position can be reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of the base of FIG. 1 according to the present invention;

FIG. 3 is a schematic structural view of the connection plate of FIG. 1 in accordance with the present invention;

FIG. 4 is a left side cutaway view of FIG. 3 of the present invention;

fig. 5 is a schematic view of the internal structure of the fuel tank of fig. 1 according to the present invention.

In the figure: 1. a base; 2. a connecting plate; 3. a connecting frame; 4. a mounting frame; 5. a movable frame; 6. a hinge plate; 7. connecting holes; 9. a slide rail; 10. mounting holes; 11. connecting grooves; 12. a first spring; 13. a limiting rod; 14. a limiting ring; 15. an oil tank; 16. an oil filler tube; 17. an oil storage box; 18. a support cylinder; 19. a second spring; 20. a telescopic rod; 21. pushing the plate; 22. an oil outlet pipe; 23. a flow divider; 24. a restrictor; 25. a limiting block; 26. sealing sleeves; 27. an oil filler.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a self-suction type power distribution cabinet door hinge comprises a base 1, two connecting plates 2 symmetrically distributed are hinged inside the base 1, a connecting frame 3 is hinged inside the two connecting plates 2, a mounting frame 4 is hinged outside the upper end of the connecting frame 3, a movable frame 5 is hinged inside the base 1, two hinge plates 6 symmetrically distributed are hinged inside the movable frame 5, the hinge plates 6 are hinged with the connecting plates 2, two slide rails 9 symmetrically distributed are arranged on the base 1, a connecting groove 11 is arranged inside the connecting plate 2, a first spring 12 is arranged inside the connecting groove 11, a limiting rod 13 is connected inside the connecting groove 11 in a sliding manner, an oil tank 15 is fixedly connected inside the connecting frame 3, a plurality of oil filling pipes 16 uniformly distributed are fixedly connected inside the oil tank 15, an oil storage box 17 is fixedly connected inside the oil tank 15, and a supporting barrel 18 is fixedly connected inside the oil tank 15, the inside of a supporting cylinder 18 is provided with spring two 19, the inside sliding connection of a supporting cylinder 18 has telescopic link 20, the upper end fixedly connected with push pedal 21 of telescopic link 20, push pedal 21 and oil storage box 17 sliding connection, the fixed cover in inside of oil storage box 17 has two symmetric distribution's play oil pipe 22, the one end fixedly connected with shunt 23 of play oil pipe 22, shunt 23 and oil pipe 16 fixed connection, shunt 23 and oil tank 15 contact are connected, be provided with flow controller 24 on the play oil pipe 22, the upper end fixedly connected with oil filler hole 27 of oil storage box 17, the one end and the telescopic link 20 fixed connection of spring two 19, the other end and the supporting cylinder 18 fixed connection of spring two 19, oil filler hole 27 passes from oil tank 15.

Referring to fig. 1, the slide rail 9 is L-shaped, the inner side of the slide rail 9 is slidably connected to the outer side of the limiting rod 13, and the slide rail 9 can limit the limiting rod 13.

Referring to fig. 4, one end of the first spring 12 is fixedly connected to the limiting rod 13, the other end of the first spring 12 is fixedly connected to the inner surface of the connecting groove 11, and the first spring 12 can push the limiting rod 13 out by elastic force.

Referring to fig. 4, a limiting ring 14 is fixedly connected inside the connecting groove 11, the inner side of the limiting ring 14 is slidably connected with the limiting rod 13, the limiting rod 13 is T-shaped, and the limiting ring 14 limits the limiting rod 13.

Referring to fig. 1, the hinge plate 6 is hinged to the mounting frame 4, the mounting frame 4 is provided with a connecting hole 7, and the connecting hole 7 is used when the mounting frame 4 is connected with a cabinet door.

Referring to fig. 2, two mounting holes 10 are formed in the base 1, the mounting holes 10 are symmetrically distributed on the base 1, and the distance between the two mounting holes 10 can be selected at multiple times, so that the mounting is more convenient.

Referring to fig. 5, the inside of the supporting tube 18 is fixedly connected with a limiting block 25, the inner side of the limiting block 25 is slidably connected with the outer side of the telescopic rod 20, and the limiting block 25 can limit the supporting tube 18.

Referring to fig. 5, a sealing sleeve 26 is fixedly sleeved inside the lower end of the oil storage box 17, the inner side of the sealing sleeve 26 is slidably connected with the outer side of the telescopic rod 20, and the sealing sleeve 26 can prevent the leakage at the joint of the telescopic rod 20 and the oil storage box 17.

The specific implementation process of the invention is as follows: when the oil tank 15 is installed, the base 1 can be fixed in a power distribution cabinet through the mounting hole 10, then the cabinet door is fixed on the mounting frame 4 through the connecting hole 7, after the installation is finished, when the door is opened, the cabinet door drives the mounting frame 4 to move, the mounting frame 4 drives the connecting plate 2 to rotate through the connecting frame 3, the mounting frame 4 drives the movable frame 5 to rotate through the hinged plate 6, the connecting plate 2 drives the limiting rod 13 to slide in the sliding rail 9 while rotating, when the cabinet door is closed, the connecting plate 2 moves in the reverse direction, when the included angle between the cabinet door and the power distribution cabinet is smaller than 45 degrees, the limiting rod 13 slides through the L-shaped corner of the sliding rail 9, and due to the action of inertia force, the limiting rod 13 continuously slides along the sliding rail 9, so that the cabinet door can be automatically closed, when the oil is added to the oil tank, therefore, the second spring 19 is in a compressed state after being oiled, when the hinge is used, the second spring 19 pushes the telescopic rod 20 to move through elasticity, the telescopic rod 20 pushes lubricating oil in the oil storage box 17 to enter the oil outlet pipe 22 through the push plate 21 and then enters the flow divider 23 after being controlled by the throttle 24, the flow divider 23 equally divides the lubricating oil into each oil filling pipe 16, and the oil filling pipes 16 spray the lubricating oil at the joint of the hinge, so that the abrasion of the joint can be reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.