CN211422238U

CN211422238U - Door hinge

Info

Publication number: CN211422238U
Application number: CN201922339015.1U
Authority: CN
Inventors: 程节
Original assignee: Zhejiang He De Science And Technology Co ltd
Current assignee: Zhejiang He De Science And Technology Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-09-04
Anticipated expiration: 2029-12-24

Abstract

The utility model discloses a door hinge, including pivot, bolster bearing housing, step, connecting seat, the both ends of pivot are rotated respectively and are connected bolster bearing housing, step are last, the connecting seat sets up in the pivot, still include hasp, rotation seat, locating hole, torsional spring, it is in to rotate the seat setting in the pivot, the middle part of hasp is rotated and is connected rotate on the seat, the locating hole sets up on the step, the tip of hasp with the locating hole cooperatees, the torsional spring sets up the hasp with rotate between the seat and do the hasp provides the elastic force. The utility model discloses a hasp and locating hole block, the turned angle of countershaft is injectd, has improved the stability of door open mode to compress tightly the hasp through the torsional spring, further improved the location effect of hasp countershaft.

Description

Door hinge

Technical Field

The utility model relates to a door especially relates to a door hinge.

Background

The hinge is a structure which is arranged on a vehicle door and used for supporting the vehicle door and ensuring smooth opening and closing of the vehicle door, but the vehicle door is heavy, and the hinge can generally realize rotation of the vehicle door, but cannot position the opening state of the vehicle door, so that the vehicle door is easy to rotate in the actual use process. Therefore, it is necessary to design a positioning structure on the door hinge to position the opened and closed states of the door, thereby improving the safety of use.

Disclosure of Invention

The utility model discloses can't advance line location to the door that exists among the prior art and lead to the door easily rock defects such as under the open mode, provide a new hinge.

In order to solve the technical problem, the utility model discloses a following technical scheme realizes:

the utility model provides a door hinge, includes pivot, bolster bearing housing, step, connecting seat, the both ends of pivot are rotated respectively and are connected bolster bearing housing, step are last, the connecting seat sets up in the pivot, still include hasp, rotation seat, locating hole, torsional spring, it sets up to rotate the seat in the pivot, the middle part of hasp is rotated and is connected rotate on the seat, the locating hole sets up on the step, the tip of hasp with the locating hole cooperatees, the torsional spring sets up the hasp with rotate between the seat and do the hasp provides the elastic force.

The pivot is used for with bolster bearing housing, the step is rotated and is connected, install the door and can realize the rotation in the relative carriage of door in the pivot, realize opening and shutting of door, the connecting seat is used for with the utility model discloses install on the carriage, the hasp is used for with the locating hole block, the turned angle of countershaft is injectd, when guaranteeing that the door is opened, the pivot can not take place to rotate, thereby improve the stability of door open mode, it is used for installing the hasp to rotate the seat, make the hasp can rotate as the center with rotating the seat, improve the flexibility that the hasp used, the torsional spring is used for compressing tightly the hasp, make hasp and the inseparable block of locating hole, improve the stability of hasp and locating hole block, thereby improve.

Preferably, the door hinge includes a connecting portion, a rotating portion and a shaft pin, the connecting portion is sleeved on the rotating shaft and is fixedly connected with the rotating shaft, a rotating hole is formed in the rotating portion, and the middle of the lock catch is rotatably connected to the rotating portion through the shaft pin and the rotating hole.

The connecting part is used for fixedly connecting the rotating seat to the rotating shaft; the rotating part is used for arranging a rotating hole to realize rotating connection of the lock catch, so that the using effect of the lock catch is improved.

Preferably, in the door hinge described above, the rotating base further includes a bearing, and the bearing is disposed on the latch and is rotatably connected to the shaft pin.

The bearing is used for reducing the rotating friction force of the lock catch, so that the service life of the lock catch is further prolonged.

Preferably, the door hinge further comprises a self-lubricating copper sleeve and grease nipples, wherein the end portions of the rotating shafts are connected to the inside of the self-lubricating copper sleeve, the number of the self-lubricating copper sleeve is 2, the self-lubricating copper sleeve is respectively sleeved on the lower bearing block and the upper bearing block, the number of the grease nipples is 2, and the grease nipples are respectively connected with the self-lubricating copper sleeve, the upper bearing block and the lower bearing block.

The self-lubricating copper bush is used for reducing the rotating friction force of the rotating shaft and improving the rotating smoothness of the rotating shaft, and the grease nipple is used for connecting the self-lubricating copper bush with the upper bearing seat and the lower bearing seat to achieve the lubricating effect.

Preferably, in the door hinge described above, the number of the positioning holes is at least 2.

The quantity of locating hole is 2 at least, can realize the location to the countershaft multi-angle, improves the location effect.

Preferably, in the door hinge, one end of the lock catch is provided with the operation portion, and the other end of the lock catch is provided with the positioning portion, and the positioning portion is matched with the positioning hole.

The operation portion convenient to use person is handheld, realizes the rotation to the hasp, and location portion is used for with the locating hole block, realizes the hasp to the location effect of countershaft, improves and uses experience.

Preferably, in the door hinge, the number of the connecting seats is two, and the two connecting seats are symmetrically arranged on the rotating shaft.

The quantity of connecting seat is two and the symmetry sets up, can improve the stability that pivot and door plant are connected to improve the door plant with the utility model discloses the fastness of connecting between.

Drawings

FIG. 1 is a schematic structural view of the present invention in a state where the rotating shaft is not rotating;

FIG. 2 is a schematic structural view of the rotation state of the middle rotating shaft of the present invention;

fig. 3 is an exploded view of the present invention.

Detailed Description

The invention will be described in further detail with reference to the accompanying figures 1-3 and the detailed description, but they are not intended to limit the invention:

example 1

The utility model provides a door hinge, includes pivot 3, bolster bearing housing 1, step 5, connecting seat 2, the both ends of pivot 3 rotate respectively to be connected bolster bearing housing 1, step 5 are last, connecting seat 2 sets up in the pivot 3, still include hasp 4, rotation seat 31, locating hole 51, torsional spring 6, it sets up to rotate seat 31 pivot 3 is last, the middle part of hasp 4 is rotated and is connected rotate on the seat 31, locating hole 51 sets up on the step 5, the tip of hasp 4 with locating hole 51 cooperatees, torsional spring 6 sets up hasp 4 with rotate between the seat 31 and do hasp 4 provides the elastic force.

During the use, the door is connected on connecting seat 2, and pivot 3 passes through bolster bearing housing 1, step 5 and installs on the carriage, rotates the door, and pivot 3 rotates for bolster bearing housing 1, step 5, and the back is opened to the door, and the user rotates hasp 4, with hasp 4 and locating hole 51 block, fixes a position the rotation of pivot 3 to the completion is opened the location of state to the door.

Preferably, the rotating seat 31 includes a connecting portion 312, a rotating portion 311, and a shaft pin 313, the connecting portion 312 is sleeved on the rotating shaft 3 and is fixedly connected to the rotating shaft 3, the rotating portion 311 is provided with a rotating hole 315, and the middle portion of the lock catch 4 is rotatably connected to the rotating portion 311 through the shaft pin 313 and the rotating hole 315.

Preferably, the rotating base 31 further comprises a bearing 314, and the bearing 314 is disposed on the latch 4 and is rotatably connected to the shaft pin 313.

As preferred, still include self-lubricating copper sheathing 7,

grease nipple

8, 3 end connection of pivot are in inside self-lubricating copper sheathing 7, the quantity of self-lubricating copper sheathing 7 is 2 and overlaps respectively and establish the inside at step 5 and bolster bearing housing 1, the quantity of grease nipple 8 is 2 and connects respectively self-lubricating copper sheathing 7 with bolster bearing housing 1, step 5.

Preferably, the number of the positioning holes 51 is at least 2.

Preferably, the latch 4 is provided with an operation portion 41 at one end and a positioning portion 42 at the other end, and the positioning portion 42 is matched with the positioning hole 51.

Preferably, the number of the connecting seats 2 is two and the connecting seats are symmetrically arranged on the rotating shaft 3.

Specifically, the user rotates the door, and pivot 3 rotates for bolster bearing housing 1, step 5, and the back is opened to the door, and the handheld operation portion 41 of user rotates hasp 4, with the location portion 42 and the locating hole 51 block of hasp 4, and when pivot 3 rotated, the user can select different locating holes 51 to come to block with location portion 42 according to the turned angle of difference to the rotation of pivot 3 is fixed a position, accomplishes the location to the door open mode.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the present invention.

Claims

1. The utility model provides a door hinge, includes pivot (3), bolster bearing housing (1), step (5), connecting seat (2), the both ends of pivot (3) are rotated respectively and are connected on bolster bearing housing (1), step (5), connecting seat (2) set up on pivot (3), its characterized in that: still include hasp (4), rotate seat (31), locating hole (51), torsional spring (6), it sets up to rotate seat (31) on pivot (3), the middle part of hasp (4) is rotated and is connected rotate on seat (31), locating hole (51) set up on step (5), the tip of hasp (4) with locating hole (51) cooperate, torsional spring (6) set up hasp (4) with rotate between seat (31) and do hasp (4) provide the elastic force.

2. A door hinge according to claim 1, wherein: rotate seat (31) and include connecting portion (312), rotation portion (311), pivot (313), connecting portion (312) cover is located pivot (3) go up and with pivot (3) fixed connection, be provided with rotation hole (315) on rotation portion (311), the middle part of hasp (4) is passed through pivot (313), rotation hole (315) rotate to be connected rotate on rotation portion (311).

3. A door hinge according to claim 2, wherein: the rotating seat (31) further comprises a bearing (314), and the bearing (314) is arranged on the lock catch (4) and is in rotating connection with the shaft pin (313).

4. A door hinge according to claim 1, wherein: still include self-lubricating copper sheathing (7), grease nipple (8), pivot (3) end connection is in inside self-lubricating copper sheathing (7), the quantity of self-lubricating copper sheathing (7) is 2 and overlaps respectively and establish the inside at step (5) and bolster bearing housing (1), the quantity of grease nipple (8) is 2 and connects respectively self-lubricating copper sheathing (7) with bolster bearing housing (1), step (5).

5. A door hinge according to claim 1, wherein: the number of the positioning holes (51) is at least 2.

6. A door hinge according to claim 1, wherein: one end of the lock catch (4) is provided with an operation part (41) and the other end of the lock catch is provided with a positioning part (42), and the positioning part (42) is matched with the positioning hole (51).

7. A door hinge according to claim 1, wherein: the number of the connecting seats (2) is two and the connecting seats are symmetrically arranged on the rotating shaft (3).