CN215485415U

CN215485415U - Movable hinge

Info

Publication number: CN215485415U
Application number: CN202121136991.8U
Authority: CN
Inventors: 张洪胜
Original assignee: Shandong Handong Industrial Technology Co Ltd
Current assignee: Shandong Handong Industrial Technology Co Ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2022-01-11
Anticipated expiration: 2031-05-25

Abstract

A movable hinge is characterized in that a movable hinge seat is fixed on a cabinet body, a sliding groove is arranged in the movable hinge seat, one side of the sliding groove is arranged in an open mode, and a hinge limiting adjusting bolt is fixedly installed on the other side of the sliding groove; the movable hinge is characterized in that the bottom of the movable hinge is slidably mounted in the chute, a groove and a through hole are formed in the position, corresponding to the hinge limiting adjusting bolt, of the bottom of the movable hinge, a nut of the hinge limiting adjusting bolt is located in the groove, a screw of the hinge limiting adjusting bolt movably penetrates through the through hole to be fixedly connected with the movable hinge seat, a steel ball support frame is arranged between the movable hinge and the inner wall of the chute, and a plurality of groups of steel balls are mounted on the steel ball support frame. Simple structure, low in manufacturing cost, the assembly degree of difficulty is low, and adopts this kind of structure clearance of steel ball support frame and steel ball little, and bearing capacity is strong, and the precision is high when removing the hinge and removing the relative slip between the hinge seat, can not appear rocking the condition, is suitable for batch production to use, but wide application in fields such as vacuum refrigerator, negative pressure fresh-keeping cabinet.

Description

Movable hinge

The technical field is as follows:

the utility model relates to a movable hinge.

Background art:

in recent years, vacuum refreshing cabinet receives more and more applications, for example publication number CN111588232A, the name is the chinese utility model patent application of the fresh-keeping intelligent cabinet of super fruit vegetables of a trade, and it is fresh-keeping for inside fruit vegetables, is equipped with evacuating device, can form the negative pressure to the internal evacuation of cabinet through evacuating device, can prolong the save time of fruit vegetables under the vacuum environment. However, in specific applications, the door of the fresh-keeping cabinet needs to use a glass door because the specific conditions of fruits and vegetables inside the fresh-keeping cabinet can be directly observed from the outside, and the existing glass sealing door has the following defects when being subjected to negative pressure of internal vacuum: the existing glass sealing door is characterized in that one side of the existing glass sealing door is hinged with a cabinet body through a hinge, the side and the cabinet body can rotate relatively but cannot move relatively, and the other side of the sealing door is a movable end and can open or close the cabinet body. When this kind of structure is receiving the internal portion vacuum negative pressure of cabinet, can inwards compress the sealing strip and take place certain displacement behind the expansion end atress of sealing door, and the hinge end is fixed unable emergence displacement, and sealing glass door both sides atress is inconsistent to lead to sealing glass door compressive deformation easily, lead to glass to explode when serious even, take place danger, also take place simultaneously sealed effect unstable phenomenon.

In order to solve the problem, the publication number is CN112523643A, the name is the application of the chinese utility model patent of portable sealing door for vacuum negative pressure cabinet, the inside discloses a remove hinge, can be used to the rotation of sealing door body and produce the displacement between the sealing door body and the cabinet body, the sealing door body is when receiving the internal portion vacuum negative pressure of cabinet, the expansion end of sealing door body both sides can be synchronous after with the hinge end atress inwards compress the sealing strip and take place certain displacement, sealing door body both sides atress is unanimous, the dangerous emergence that the sealing door body pressurized deformation leads to glass to explode to split has been avoided. However, the movable hinge has the defects of complex structure, small bearing, high manufacturing cost, high assembly difficulty during field assembly, high requirement on installation precision and high requirement on installers, and after the movable hinge is used for a period of time after installation, large gaps are easy to occur between the movable hinges, so that the movable hinge is shaken during movement, the use effect is influenced, and the movable hinge is not suitable for batch production and use.

In conclusion, the problem of movable hinges has become a technical problem to be solved urgently in the industry.

The utility model has the following contents:

the utility model provides a movable hinge for making up the defects of the prior art, solves the problems of complex structure, small bearing, high manufacturing cost and high assembly difficulty of the conventional movable hinge, and solves the problems that large gaps are easy to occur between the conventional movable hinges and the conventional movable hinges shake during movement.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a mobile hinge, comprising:

the movable hinge seat is fixed on the cabinet body, a sliding groove is formed in the movable hinge seat, one side of the sliding groove is arranged in an open mode, and a threaded hole is formed in the other side of the sliding groove to fixedly install a hinge limiting adjusting bolt;

the movable hinge is characterized in that the bottom of the movable hinge is slidably mounted in the chute, a groove and a through hole are formed in the position, corresponding to the hinge limiting adjusting bolt, of the bottom of the movable hinge, a screw head of the hinge limiting adjusting bolt is located in the groove, a screw rod of the hinge limiting adjusting bolt penetrates through the through hole to be fixedly connected with the movable hinge seat, a steel ball support frame is arranged between the movable hinge and the inner wall of the chute, a plurality of groups of steel balls are mounted on the steel ball support frame, a clamping groove for clamping the steel balls and allowing the steel balls to slide is formed in each of the movable hinge and the movable hinge seat, relative sliding is achieved between the movable hinge and the movable hinge seat through the steel ball support frame and the steel balls, and a hinge shaft is mounted at the top of the movable hinge and connected with a door.

And a supporting spring sleeved outside the screw rod of the hinge limiting adjusting bolt is arranged between the movable hinge seat and the movable hinge.

The steel ball support frame is a groove-shaped frame matched with the sliding groove in shape, a group of steel balls are arranged on two sides of the groove-shaped frame respectively, and a plurality of groups of steel balls are further arranged at the bottom of the groove-shaped frame.

And a reinforcing rib plate is arranged on one side of the movable hinge seat.

By adopting the scheme, the utility model has the following advantages:

the movable hinge has the advantages that the movable hinge and the movable hinge seat can slide relatively through the steel ball support frame and the steel balls, the structure is simple, the manufacturing cost is low, the assembly difficulty is low, the structural clearance of the steel ball support frame and the steel balls is small, the bearing capacity is high, the precision is high when the hinge and the movable hinge seat slide relatively, the shaking condition cannot occur, the movable hinge is suitable for batch production and use, and the movable hinge can be widely applied to the fields of vacuum refrigerators, negative pressure fresh-keeping cabinets, doors, windows, cabinets and the like.

Description of the drawings:

fig. 1 is a schematic front view of the present invention.

Fig. 2 is a schematic top view of the structure of fig. 1.

Fig. 3 is a schematic left sectional view of fig. 1.

Fig. 4 is a schematic front view of the movable hinge of the present invention.

Fig. 5 is a schematic top view of fig. 4.

Fig. 6 is a schematic left sectional view of fig. 4.

Fig. 7 is a front view of the movable hinge base of the present invention.

Fig. 8 is a schematic top view of the structure of fig. 7.

Fig. 9 is a left side view of the structure of fig. 7.

Fig. 10 is a schematic view of the installation structure of the door of the present invention.

In the figure, the hinge comprises a movable hinge seat 1, a movable hinge seat 2, a sliding groove 3, a hinge limiting adjusting bolt 4, a movable hinge 5, a steel ball supporting frame 6, a steel ball 7, a clamping groove 8, a groove 9, a through hole 10, a hinge shaft 11, a supporting spring 12 and a reinforcing rib plate.

The specific implementation mode is as follows:

in order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings.

As shown in fig. 1-10, a mobile hinge comprises:

the movable hinge base 1 is fixed on the cabinet body through a plurality of bolts, a sliding groove 2 is arranged in the movable hinge base 1, one side of the sliding groove 2 is opened, and a threaded hole is formed in the other side of the sliding groove 2 and is fixedly provided with a hinge limiting adjusting bolt 3; the movable hinge base 1 has the functions of stroke adjustment, limitation and guidance for the movable hinge 4 inside;

remove hinge 4, remove 4 bottom slidable mounting of hinge in spout 2, the position that removes 4 bottoms of hinge and correspond the spacing adjusting bolt of hinge 3 is equipped with recess 8 and through-hole 9, and the spiral shell head of the spacing adjusting bolt of hinge 3 is located recess 8, and the screw rod activity of the spacing adjusting bolt of hinge 3 passes through-hole 9 and links firmly with removal hinge seat 1, and the screw-in degree of depth of threaded hole on removing hinge seat 1 through the screw rod of the spacing adjusting bolt of adjustment hinge 3 can be adjusted and remove the translation distance of hinge 4 in removing hinge seat 1. Remove and be equipped with steel ball support frame 5 between hinge 4 and the 2 inner walls of spout, install a plurality of groups steel ball 6 on the steel ball support frame 5, remove and all be equipped with on hinge 4 and the removal hinge seat 1 and be used for clamping steel ball 6 and supply the gliding draw-in groove 7 of steel ball 6, remove and realize relative slip through steel ball support frame 5 and steel ball 6 between hinge 4 and the removal hinge seat 1, this kind of clearance is little, bearing capacity is strong, and the precision is high during the slip, can not appear rocking the condition, removes hinge 4 top installation hinge axle 10, hinge axle 10 AND gate connection, the door can be rotatory around hinge axle 10.

And a supporting spring 11 sleeved outside the screw rod of the hinge limiting adjusting bolt 3 is arranged between the movable hinge seat 1 and the movable hinge 4. The supporting spring 11 plays supporting and buffering roles between the movable hinge seat 1 and the movable hinge 4, supports the movable hinge 4, can avoid the movable hinge 4 from easily moving towards the movable hinge seat 1, buffers the movable hinge 4, and can avoid the rigid collision between the movable hinge 4 and the movable hinge seat 1 when the movable hinge seat 1 is moved in a stressed mode.

The steel ball support frame 5 is a groove-shaped frame matched with the sliding groove in shape, a group of steel balls 6 are arranged on two sides of the groove-shaped frame respectively, and a plurality of groups of steel balls 6 are further arranged at the bottom of the groove-shaped frame. The design can make the removal hinge 4 more reliable and more stable when removing hinge seat 1 relative movement, can promote the bearing capacity to the door simultaneously.

And one side of the movable hinge seat 1 is provided with a reinforcing rib plate 12 which plays a role in reinforcing and improves the bearing capacity of the movable hinge seat 1.

The working principle is as follows:

when the door is opened, the door rotates around the hinge shaft 10, the movable hinge 4 can be driven to move in the direction away from the cabinet body, and the movable hinge seat 1, the steel ball support frame 5 inside the movable hinge seat and the plurality of groups of steel balls 6 provide supporting force for the movable hinge 4; after the door was closed, when the internal evacuation of cabinet, when the expansion end of door inwards compressed the sealing strip and taken place the displacement, simultaneously, remove hinge 4 also can the atress along removing 1 inside compression supporting spring 11 of hinge seat and sealing strip, the synchronous inwards displacement that takes place all around of door makes the atress all around of door unanimous, has avoided door compression deformation to lead to the dangerous emergence that glass bursts.

The above-described embodiments should not be construed as limiting the scope of the utility model, and any alternative modifications or alterations to the embodiments of the present invention will be apparent to those skilled in the art.

The present invention is not described in detail, but is known to those skilled in the art.

Claims

1. The utility model provides a remove hinge which characterized in that: the method comprises the following steps:

2. A mobile hinge according to claim 1, characterized in that: and a supporting spring sleeved outside the screw rod of the hinge limiting adjusting bolt is arranged between the movable hinge seat and the movable hinge.

3. A mobile hinge according to claim 1, characterized in that: the steel ball support frame is a groove-shaped frame matched with the sliding groove in shape, a group of steel balls are arranged on two sides of the groove-shaped frame respectively, and a plurality of groups of steel balls are further arranged at the bottom of the groove-shaped frame.

4. A mobile hinge according to claim 1, characterized in that: and a reinforcing rib plate is arranged on one side of the movable hinge seat.