CN212867257U

CN212867257U - Buffering door top

Info

Publication number: CN212867257U
Application number: CN202021092607.4U
Authority: CN
Inventors: 郑钦妹
Original assignee: Guangzhou Zhanshun Hardware Products Co ltd
Current assignee: Guangzhou Zhanshun Hardware Products Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-04-02
Anticipated expiration: 2030-06-12

Abstract

The utility model relates to a buffering door top, its technical scheme main points are: comprises a top column; one end of the top column is provided with a support sleeve, and one end of the top column can move in the support sleeve; a buffer piece is arranged in the supporting sleeve, one end of the buffer piece is fixed on the top column, and the other end of the buffer piece is abutted against the inner wall of the supporting sleeve; a base is arranged at one end of the support sleeve, which is far away from the support column, and the base is detachably connected with the support sleeve; the buffer has the advantages of good buffer effect, long service life and convenience in processing.

Description

Buffering door top

Technical Field

The utility model relates to a door and window part technical field, more specifically say, it relates to a buffering door top.

Background

The door top is a door and window part which is arranged on the wall body and used for buffering the rotation collision of the door leaf, and the surface damage of the door leaf or the surface damage of the wall body caused by the collision of the door leaf to the wall body can be avoided.

Traditional door top generally includes base, bracing piece and buffer, and bracing piece one end is connected with the base, and other end installation bolster, this kind of traditional door top have following defect: (1) the buffer piece generally adopts a rubber plug, one surface of the rubber plug is conducted to the other surface after being impacted by the door leaf, and the other surface of the rubber plug is directly abutted against the end surface of the supporting rod, so that the buffer effect of the rubber plug after being impacted by the door leaf is poor, and the service life of the rubber plug is short; (2) the base and the supporting rod are integrally machined and formed, so that the production and the machining are difficult, the efficiency is low, and the cost is high.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a buffering door top has buffering effectual, long service life, the convenient advantage of processing.

The above technical purpose of the present invention can be achieved by the following technical solutions: a buffer door top comprises a top pillar; one end of the top column is provided with a support sleeve, and one end of the top column can move in the support sleeve; a buffer piece is arranged in the supporting sleeve, one end of the buffer piece is fixed on the top column, and the other end of the buffer piece is abutted against the inner wall of the supporting sleeve; the supporting sleeve is far away from one end of the ejection column, a base is installed at one end of the supporting sleeve, and the base is detachably connected with the supporting sleeve.

Optionally, one end of the top pillar, which is far away from the support sleeve, is provided with a cushion pad.

Optionally, a clamping groove is formed in one end, away from the supporting sleeve, of the top column, and a clamping portion capable of being clamped with the clamping groove is arranged on the buffer pad.

Optionally, the clamping portion comprises a fixing rod and a clamping block, one end of the fixing rod is fixedly connected with the clamping block, and the other end of the fixing rod is fixedly connected with the cushion pad.

Optionally, the fixed rod is cylindrical, the clamping block is hemispherical, the fixed rod is coaxially connected with the clamping block, the radius of the fixed rod is slightly smaller than that of the clamping block, and the wave crest of the clamping block faces the inner wall of the clamping groove.

Optionally, the top pillar comprises a top block, a sliding block and a connecting rod; one end of the connecting rod is fixedly connected with the ejector block, and the other end of the connecting rod is fixedly connected with the sliding block; the sliding block can slide in the supporting sleeve, the sliding block is kept away from the one end of kicking block is connected with the bolster.

Optionally, the cross-section of the sliding block is in a convex shape.

Optionally, the base is in threaded connection with the support sleeve.

Optionally, a mounting hole is formed in the center of the base.

Optionally, the buffer member includes a buffer cavity, a buffer rod and a buffer spring, the buffer cavity is located in the support pillar, one end of the buffer rod slides in the buffer cavity, and the other end of the buffer rod abuts against the inner wall of the support sleeve; the buffer spring is installed between the buffer rod and the inner wall of the buffer cavity.

To sum up, the utility model discloses following beneficial effect has: the door top can be arranged on a door leaf or a wall; when the door is opened, the top column is squeezed to move towards the inside of the supporting sleeve, and the buffer piece deforms to reduce the impact on the door leaf and improve the buffer effect; the collision strength between the top column and the door leaf or the wall can be reduced by the cushion pad, and the buffering effect is further improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

fig. 3 is a schematic sectional structure diagram of the present invention.

In the figure: 1. a top pillar; 2. a support sleeve; 3. a buffer member; 31. a buffer chamber; 32. a buffer rod; 33. A buffer spring; 4. a base; 5. a cushion pad; 6. a clamping groove; 7. a clamping part; 71. fixing the rod; 72. a clamping block; 8. a top block; 9. a slider; 10. a connecting rod; 11. and (7) installing holes.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model provides a buffer door top, as shown in figure 1, comprising a top pillar 1; one end of the top pillar 1 is provided with a supporting sleeve 2, and one end of the top pillar 1 can move in the supporting sleeve 2; support and be provided with bolster 3 in the cover 2, the one end of bolster 3 is fixed in on the fore-set 1, and the other end of bolster 3 and the inner wall looks butt of supporting cover 2 support the one end of cover 2 keeping away from the fore-set 1 and install base 4, and base 4 and support cover 2 can be dismantled and be connected. Door top accessible base 4 installs on door leaf or wall, when opening the door, rotates door leaf and treats the door top and door leaf or wall contact back, and fore-set 1 receives the extrusion of door leaf or wall to supporting 2 interior removals, supports 3 bolster that receive the extrusion in the cover 2 and produces deformation to slow down the impact of fore-set 1 to door leaf or wall, 3 recovery deformations of bolster later on are released fore-set 1 slowly, ensure to support and have sufficient buffer space in the cover 2.

Further, in order to reduce the extrusion of the top pillar 1 on the door leaf or the wall, a buffer pad 5 is arranged at one end of the top pillar 1 far away from the support sleeve 2 in the embodiment; wherein the buffer pad 5 is a rubber pad.

Optionally, the rubber pad is easy to wear, so that a clamping groove 6 is formed in one end, away from the support sleeve 2, of the top pillar 1, and a clamping portion 7 capable of being clamped with the clamping groove 6 is arranged on the cushion pad 5; the cushion pad 5 is detachably connected to the top pillar 1, and the cushion pad 5 can be replaced when the cushion pad 5 is seriously worn.

Optionally, the clamping portion 7 includes a fixing rod 71 and a clamping block 72, and one end of the fixing rod 71 is fixedly connected to the clamping block 72; the other end of the fixing rod 71 is fixedly connected with the cushion 5. Joint portion 7 and blotter 5 integrated into one piece, when with joint portion 7 joint in joint groove 6, dead lever 71 has the guide effect, makes things convenient for joint piece 72 joint in joint groove 6.

Further, the fixed rod 71 is cylindrical, the clamping block 72 is hemispherical, the fixed rod 71 is coaxially connected with the clamping block 72, the radius of the fixed rod 71 is slightly smaller than that of the clamping block 72, and the wave crest of the clamping block 72 faces the inner wall of the clamping groove 6. When the clamping portion 7 is clamped in the clamping groove 6, the hemispherical clamping blocks 72 conveniently enter the clamping groove 6, and the clamping portion 7 and the clamping groove 6 can be clamped because the radius of the fixing rod 71 is slightly smaller than that of the clamping blocks 72.

Further, the fore-set 1 includes kicking block 8, sliding block 9 and connecting rod 10, and the one end fixed connection kicking block 8 of connecting rod 10, the other end fixed connection sliding block 9 of connecting rod 10, sliding block 9 can slide in supporting cover 2, and the one end that 8 of kicking block was kept away from to sliding block 9 is connected with bolster 3. When opening the door, kicking block 8 receives the extrusion and promotes sliding block 9 through connecting rod 10 and slide in supporting set 2, and sliding block 9 extrusion bolster 3 is in order to slow down the impact of kicking block 8 to door leaf or wall.

Further, the cross section of the sliding block 9 is in a convex shape. The convex sliding block 9 can reduce the shear stress of the connecting rod 10 to the sliding block 9 when being extruded by the connecting rod 10; and when the door top does not work, the contact position of the sliding block 9 and the supporting sleeve 2 is in a step shape, so that dust can be effectively prevented from entering the supporting sleeve 2.

Optionally, the base 4 is in threaded connection with the support sleeve 2, and a mounting hole 11 is formed in the center of the base 4. When the door top is installed, glue can be directly coated on the base 4 and adhered to the door leaf or the wall through the glue, the base 4 can also be unscrewed, and screws are installed at the installation holes 11 and fixed on the door leaf or the wall through the screws.

Optionally, the buffer member 3 includes a buffer cavity 31, a buffer rod 32 and a buffer spring 33, the buffer cavity 31 is located in the top pillar 1, one end of the buffer rod 32 slides in the buffer cavity 31, and the other end of the buffer rod abuts against the inner wall of the support sleeve 2; the buffer spring 33 is arranged between the buffer rod 32 and the inner wall of the buffer cavity 31; when the buffer piece 3 provides a buffering effect, the buffer cavity 31 moves towards the inner wall direction of the support sleeve 2 along with the top column 1, the buffer rod 32 is squeezed to move towards the inner wall of the buffer cavity 31, and meanwhile, the buffer spring 33 is compressed, so that a buffering effect is provided; then the buffer spring 33 is reset to eject the buffer rod 32, so that the ejection column 1 can be pushed to reset.

In the concrete implementation process, when opening the door, the door top produces the extrusion with door leaf or wall, and blotter 5 can reduce the impact of fore-set to door leaf or wall, and the fore-set receives the extrusion to moving in supporting sleeve 2, and sliding block 9 extrusion bolster 3 is in order to slow down the impact of kicking block 8 to door leaf or wall.

The utility model discloses a buffering door top has buffering effectual, long service life, the convenient advantage of processing.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the scope of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. A buffer door top is characterized by comprising a top pillar; one end of the top column is provided with a support sleeve, and one end of the top column can move in the support sleeve; a buffer piece is arranged in the supporting sleeve, one end of the buffer piece is fixed on the top column, and the other end of the buffer piece is abutted against the inner wall of the supporting sleeve; the supporting sleeve is far away from one end of the ejection column, a base is installed at one end of the supporting sleeve, and the base is detachably connected with the supporting sleeve.

2. The door top of claim 1, wherein the top pillar is provided with a cushion pad at an end thereof remote from the support sleeve.

3. The door top of claim 2, wherein a clamping groove is formed in one end of the top pillar, which is far away from the supporting sleeve, and a clamping portion capable of being clamped with the clamping groove is arranged on the buffer pad.

4. The door top as claimed in claim 3, wherein the fastening portion comprises a fixing rod and a fastening block, one end of the fixing rod is fixedly connected to the fastening block, and the other end of the fixing rod is fixedly connected to the cushion pad.

5. The door top as claimed in claim 4, wherein the fixing rod is cylindrical, the engaging block is hemispherical, the fixing rod is coaxially connected to the engaging block, the radius of the fixing rod is slightly smaller than that of the engaging block, and the peak of the engaging block faces the inner wall of the engaging groove.

6. The cushioned door top of claim 1, wherein said top pillar comprises a top block, a sliding block and a connecting rod; one end of the connecting rod is fixedly connected with the ejector block, and the other end of the connecting rod is fixedly connected with the sliding block; the sliding block can slide in the supporting sleeve, the sliding block is kept away from the one end of kicking block is connected with the bolster.

7. The door top as claimed in claim 6, wherein the sliding block has a convex shape in cross section.

8. The cushioned door top of claim 1, wherein said base is threadably connected to said support sleeve.

9. The door top as claimed in claim 8, wherein a mounting hole is formed at the center of the base.

10. The door top of claim 1, wherein the buffer member comprises a buffer cavity, a buffer rod and a buffer spring, the buffer cavity is located in the top pillar, one end of the buffer rod slides in the buffer cavity, and the other end of the buffer rod is abutted against the inner wall of the support sleeve; the buffer spring is installed between the buffer rod and the inner wall of the buffer cavity.