CN218716002U

CN218716002U - Built-in hinge of burglar-proof door

Info

Publication number: CN218716002U
Application number: CN202222923554.1U
Authority: CN
Inventors: 陈�峰
Original assignee: Maanshan City Sanshan Machinery Co ltd
Current assignee: Maanshan City Sanshan Machinery Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-03-24
Anticipated expiration: 2032-11-03

Abstract

The utility model relates to a hinge technical field just discloses a burglary-resisting door hidden hinge, including the hinge box, the counter bore has all been seted up to the both sides outer wall of hinge box, and the pore wall swing joint of counter bore has T shape hinge pin, the side of T shape hinge pin is seted up flutedly, the cell wall fixedly connected with coupling mechanism of recess, the axle sleeve has been cup jointed in the outer wall activity of T shape hinge pin, the connecting cylinder has been cup jointed in the outer wall activity of axle sleeve, the first bent plate of outer wall fixedly connected with of connecting cylinder, two rectangular holes have been seted up to the upper surface of first bent plate, the pore wall swing joint of rectangular hole has fixing bolt. The utility model discloses the rotating part that makes the burglary-resisting door built-in hinge has the function of abrasionproof loss and self-lubricating, avoids producing the abnormal sound, improves reliability and the quality that the burglary-resisting door built-in hinge used, and the burglary-resisting door built-in hinge still has the ability of convenient equipment moreover, improves the efficiency that the burglary-resisting door built-in hinge assembled.

Description

Built-in hinge of burglar-proof door

Technical Field

The utility model relates to a hinge technical field especially relates to a burglary-resisting door hidden hinge.

Background

Hinges are mechanical devices used to connect two solid bodies and allow relative rotation between them, and hinges may be made of movable components or foldable materials, and are commonly used in doors, windows and cabinets, while hinges used in security doors require built-in hinges for security and reliability.

The hinge pin of the hidden hinge in the burglar-proof door is connected with a hinge box by adopting a riveting mode, so that the convenience and the efficiency of assembling the hidden hinge in the burglar-proof door are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the hidden hinge in the burglary-resisting door is complicated and inconvenient to be connected with the hinge box by the hinge pin of the hidden hinge in the burglary-resisting door, and providing in order to solve the problem that the hidden hinge in the burglary-resisting door among the prior art is along with the live time extension, the hinge rotating part produces the abnormal sound easily, and then influences the quality that the hidden hinge in the burglary-resisting door used, and the hidden hinge in the burglary-resisting door that solves the hidden hinge in the burglary-resisting door simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a hidden hinge in burglary-resisting door, includes the hinge box, the counter bore has all been seted up to the both sides outer wall of hinge box, and the pore wall swing joint of counter bore has T shape hinge pin, the side of T shape hinge pin is seted up flutedly, the cell wall fixedly connected with coupling mechanism of recess, the outer wall activity of T shape hinge pin has cup jointed the axle sleeve, the outer wall activity of axle sleeve has cup jointed the connecting cylinder, the first bent plate of outer wall fixedly connected with of connecting cylinder, two rectangular holes have been seted up to the upper surface of first bent plate, the pore wall swing joint of rectangular hole has fixing bolt, two fixing bolt's bottom threaded connection has the second bent piece.

Preferably, the connecting mechanism comprises a rectangular block fixedly connected with the inner wall of the groove, rectangular rods are fixedly connected to the peripheral side walls of the rectangular block, a clamping block is movably sleeved on the rod wall of each rectangular rod, a moving groove matched with the rectangular rod is formed in the side wall of each clamping block, square holes matched with the clamping blocks are formed in the outer wall of the T-shaped hinge pin, a spring is movably sleeved on the rod wall of each rectangular rod, and two ends of the spring are fixedly connected with the clamping blocks and the outer wall of the rectangular block respectively.

Preferably, the outer side ends of the clamping blocks are provided with guide inclined planes, and the outer walls of the clamping blocks are movably connected with the hole walls of the adjacent counter bores.

Preferably, the outer walls of the clamping blocks are provided with air holes, and the hole walls of the air holes are fixedly communicated with the groove walls of the moving grooves.

Preferably, a plurality of mounting grooves have all been seted up to the outer wall and the inner wall of axle sleeve, and the cell wall of mounting groove is connected with the block rubber, the outer wall fixedly connected with graphite block of block rubber, the arc convex surface has been seted up to the outer wall of axle sleeve outside graphite block, the arc concave surface has been seted up to the outer wall of the inboard graphite block of axle sleeve.

Preferably, the inner wall of the hinge box is provided with a plurality of groups of first fixing through holes which are symmetrically distributed.

Preferably, the outer wall of the second bent piece is provided with a plurality of second fixing through holes.

Preferably, the groove wall of the groove is movably connected with a dustproof cover plate.

Preferably, the outer wall of the second bent piece is provided with a threaded blind hole matched with the fixing bolt.

Compared with the prior art, the utility model provides a burglary-resisting door hidden hinge possesses following beneficial effect:

1. this hidden hinge in burglary-resisting door, axle sleeve through setting up, block rubber and graphite block, hidden hinge in burglary-resisting door use, the graphite block of axle sleeve is restored to paste under the effect and is applied at connecting cylinder inner wall and T shape hinge pin outer wall by the block rubber, when the hinge is rotatory, the friction can make graphite block surface grind out graphite powder, graphite powder can lubricate hidden hinge rotating part in the burglary-resisting door, it is smooth in the same direction as well to guarantee that the burglary-resisting door opens and close the process more silky, and can not take place the abnormal sound of friction, and the axle sleeve can also reduce the wearing and tearing between connecting cylinder and the T shape hinge pin, this mechanism makes the rotating part of hidden hinge in the burglary-resisting door have the function of abrasionproof loss and self-lubricating, avoid producing the abnormal sound, reliability and quality that the hidden hinge in the burglary-resisting door used are improved.

2. This hidden hinge in burglary-resisting door, coupling mechanism through setting up, when the hidden hinge equipment in burglary-resisting door, at first place axle sleeve and connecting cylinder stack cover in the hinge box, later insert the counter bore of axle sleeve and hinge box to T shape hinge pin, the back of finishing of pegging graft, T shape hinge pin can accomplish the equipment under coupling mechanism's spacing, at this moment, the fixture block is in the protruding T shape hinge pin outside under the spring action of spring, and with hinge box counter bore inner wall connection, the simple and convenient laborsaving of installation, this mechanism makes the hidden hinge in burglary-resisting door have the ability of convenient equipment, improve the efficiency of the hidden hinge equipment in burglary-resisting door.

The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses the rotation part that makes the burglary-resisting door hidden hinge has the function of abrasionproof loss and self-lubricating, avoids producing the abnormal sound, improves reliability and quality that the burglary-resisting door hidden hinge used, and the burglary-resisting door hidden hinge still has the ability of convenient equipment moreover, improves the efficiency that the burglary-resisting door hidden hinge was assembled.

Drawings

Fig. 1 is a schematic structural view of a hidden hinge in a burglar-proof door according to the present invention;

fig. 2 is a schematic structural view of a hidden hinge in a burglar-proof door according to the present invention from a local top view;

fig. 3 is a partially enlarged structural schematic view of a hidden hinge in a burglar-proof door according to the present invention;

fig. 4 is a schematic structural diagram of a side view of a hidden hinge of a burglar-proof door according to the present invention.

In the figure: 1. a hinge box; 2. a T-shaped hinge pin; 3. a groove; 4. a connecting mechanism; 41. a rectangular block; 42. a rectangular bar; 43. a clamping block; 44. a moving groove; 45. a spring; 5. a shaft sleeve; 6. a connecting cylinder; 7. a first bent plate; 8. a rectangular hole; 9. a second bent piece; 10. fixing the bolt; 11. air holes are formed; 12. a rubber block; 13. graphite blocks; 14. a first fixing through hole; 15. a second fixing through hole; 16. a dust cover sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Embodiment 1, as shown in fig. 1 to 4, a hidden hinge in a burglar-proof door includes a hinge box 1, counter bores are respectively formed in outer walls of two sides of the hinge box 1, a T-shaped hinge pin 2 is movably connected to a hole wall of each counter bore, a shaft sleeve 5 is movably sleeved on an outer wall of the T-shaped hinge pin 2, a plurality of mounting grooves are respectively formed in an outer wall and an inner wall of the shaft sleeve 5, a rubber block 12 is connected to a groove wall of each mounting groove, a graphite block 13 is fixedly connected to an outer wall of the rubber block 12, an arc convex surface is formed in an outer wall of the graphite block 13 outside the shaft sleeve 5, and an arc concave surface is formed in an outer wall of the graphite block 13 inside the shaft sleeve 5.

Connecting cylinder 6 has been cup jointed in the outer wall activity of axle sleeve 5, the first bent plate 7 of outer wall fixedly connected with of connecting cylinder 6, two rectangular hole 8 have been seted up to the upper surface of first bent plate 7, the pore wall swing joint of rectangular hole 8 has fixing bolt 10, the bottom threaded connection of two fixing bolt 10 has second bent piece 9, the screw thread blind hole with fixing bolt 10 matched with has been seted up to the outer wall of second bent piece 9, the screw thread blind hole can make things convenient for fixing bolt 10 to connect second bent piece 9, the first fixing hole 14 of multiunit symmetric distribution has been seted up to the inner wall of hinge box 1, a plurality of second fixing hole 15 have been seted up to the outer wall of second bent piece 9, first fixing hole 14 and second fixing hole 15 can make things convenient for the installation of burglary-resisting door hidden hinge.

Embodiment 2 is based on embodiment 1, as shown in fig. 2-3, a groove 3 is formed at a side end of a T-shaped hinge pin 2, a dustproof cover 16 is movably connected to a groove wall of the groove 3, the dustproof cover 16 can prevent impurities from blocking the groove 3, a connecting mechanism 4 is fixedly connected to a groove wall of the groove 3, the connecting mechanism 4 includes a rectangular block 41 fixedly connected to an inner wall of the groove 3, rectangular rods 42 are fixedly connected to peripheral side walls of the rectangular block 41, a clamping block 43 is movably sleeved on a rod wall of the rectangular rod 42, a moving groove 44 matched with the rectangular rod 42 is formed in a side wall of the clamping block 43, a square hole matched with the clamping block 43 is formed in an outer wall of the T-shaped hinge pin 2, a spring 45 is movably sleeved on a rod wall of the rectangular rod 42, two ends of the spring 45 are respectively fixedly connected to outer walls of the clamping block 43 and the rectangular block 41, and the mechanism enables the hidden hinge in the burglar-proof door to have a convenient assembly capability, and improves an assembly efficiency of the hidden hinge in the burglar-proof door.

Embodiment 3 is based on embodiment 2, as shown in fig. 2-3, the outer side ends of the plurality of clamping blocks 43 are respectively provided with a guiding inclined plane, the outer wall of each clamping block 43 is movably connected with the hole wall of the adjacent counter bore, the guiding inclined planes can facilitate the retraction of the clamping blocks 43 when the connecting mechanism 4 is installed, the outer walls of the plurality of clamping blocks 43 are respectively provided with an air vent 11, the hole wall of each air vent 11 is fixedly communicated with the groove wall of the moving groove 44, and the air vent 11 can prevent the unsmooth discharge of air in the moving groove 44.

The utility model discloses in, in the burglary-resisting door hides formula hinge in the use, paste under the resilience effect of rubber block 12 and apply at connecting cylinder 6 inner wall and T shape hinge pin 2 outer wall in graphite block 13 of axle sleeve 5, when the hinge is rotatory, the friction can make graphite block 13 surface rub out graphite powder, graphite powder can lubricate burglary-resisting door hides formula hinge rotation portion, guarantee that the burglary-resisting door opens and close the process silky smooth more, and can not take place the friction abnormal sound, and axle sleeve 5 can also reduce the wearing and tearing between connecting cylinder 6 and the T shape hinge pin 2, this mechanism makes the rotation part of burglary-resisting door hides formula hinge have the function of abrasionproof loss and self-lubricating, avoid producing the abnormal sound, reliability and quality that improve burglary-resisting door hides formula hinge and use, when burglary-resisting door hides formula hinge and assemble, at first place axle sleeve 5 and connecting cylinder 6 pile cover in hinge box 1, later insert T shape hinge pin 2 in the counter bore of axle sleeve 5 and hinge box 1, after the grafting finishes, T shape hinge pin 2 can accomplish the equipment under the spacing of connecting mechanism 4, the fixture block, 43 protrusion T shape hinge pin 2 under the elasticity effect of spring 45 this moment, and the inside of burglary-resisting door, and the easy and convenient hinge box of hinge of connection, this mechanism's efficiency of the assembling of this moment, the door, the efficiency of the assembling of this mechanism is improved.

Claims

1. The utility model provides a hidden hinge in burglary-resisting door, includes hinge box (1), its characterized in that, the counter bore has all been seted up to the both sides outer wall of hinge box (1), and the pore wall swing joint of counter bore has T shape hinge pin (2), the side of T shape hinge pin (2) is seted up flutedly (3), the cell wall fixedly connected with coupling mechanism (4) of recess (3), axle sleeve (5) have been cup jointed in the outer wall activity of T shape hinge pin (2), connecting cylinder (6) have been cup jointed in the outer wall activity of axle sleeve (5), the first bent plate (7) of outer wall fixedly connected with of connecting cylinder (6), two rectangular hole (8) have been seted up to the upper surface of first bent plate (7), the pore wall swing joint of rectangular hole (8) has fixing bolt (10), two the bottom threaded connection of fixing bolt (10) has second bent piece (9).

2. The hidden hinge of the burglar door according to claim 1, wherein the connecting mechanism (4) comprises a rectangular block (41) fixedly connected with the inner wall of the groove (3), the peripheral side walls of the rectangular block (41) are fixedly connected with rectangular rods (42), the rod wall of the rectangular rod (42) is movably sleeved with a clamping block (43), the side wall of the clamping block (43) is provided with a moving groove (44) matched with the rectangular rod (42), the outer wall of the T-shaped hinge pin (2) is provided with a square hole matched with the clamping block (43), the rod wall of the rectangular rod (42) is movably sleeved with a spring (45), and two ends of the spring (45) are respectively fixedly connected with the clamping block (43) and the outer wall of the rectangular block (41).

3. The concealed hinge of claim 2, wherein the outer side ends of the plurality of clamping blocks (43) are provided with guiding inclined planes, and the outer wall of each clamping block (43) is movably connected with the hole wall of the adjacent counter bore.

4. The concealed hinge of claim 2, wherein the outer walls of the plurality of blocks (43) are provided with air holes (11), and the wall of each air hole (11) is fixedly connected to the wall of the moving groove (44).

5. The hidden hinge of the burglar-proof door according to claim 1, wherein a plurality of mounting grooves are formed in both the outer wall and the inner wall of the shaft sleeve (5), the rubber block (12) is connected to the wall of each mounting groove, the graphite block (13) is fixedly connected to the outer wall of each rubber block (12), the outer wall of the graphite block (13) on the outer side of the shaft sleeve (5) is provided with an arc-shaped convex surface, and the outer wall of the graphite block (13) on the inner side of the shaft sleeve (5) is provided with an arc-shaped concave surface.

6. The concealed hinge of burglar door according to claim 1, characterized in that the inner wall of said hinge box (1) is provided with a plurality of sets of symmetrically distributed first fixing through holes (14).

7. The concealed hinge of claim 1, wherein the second bending piece (9) has a plurality of second fixing through holes (15) formed on its outer wall.

8. The concealed hinge of claim 1, wherein the groove wall of the groove (3) is movably connected with a dustproof cover plate (16).

9. The concealed hinge of claim 1, wherein the outer wall of the second bent piece (9) is provided with a blind threaded hole for cooperating with the fixing bolt (10).