CN217712197U - Door closer with 360-degree opening angle - Google Patents
Door closer with 360-degree opening angle Download PDFInfo
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- CN217712197U CN217712197U CN202221887625.0U CN202221887625U CN217712197U CN 217712197 U CN217712197 U CN 217712197U CN 202221887625 U CN202221887625 U CN 202221887625U CN 217712197 U CN217712197 U CN 217712197U
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- cam
- roller bearing
- opening angle
- piston
- door closer
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Abstract
The utility model discloses a door closer with 360 opening angle, including casing, pivot, piston, roller bearing and buffer spring, in piston, roller bearing and buffer spring all located the casing, on the piston was located to the roller bearing, buffer spring's one end and piston looks butt were equipped with the cam in the pivot, and the one end of pivot is located outside the casing, and the cam cooperatees with the roller bearing, and the cam is the axisymmetric structure, and the one end of cam is equipped with first constant head tank, and the other end is equipped with and is equipped with the transition arc. The cam is provided with the first positioning groove, so that the door leaf can be positioned in a closed state when not in use; the cam is of an axisymmetric structure, and the other end of the cam is provided with a transition arc, so that when the door leaf and the rotating shaft rotate to 180 degrees, the transition of the transition arc is easily realized through the cooperation of the transition arc and the roller bearing through the transition arc, the cam rotates to the other side, the opening of an angle of 180 degrees to 360 degrees is realized, the use requirement of the revolving door is met, and the door leaf is convenient to open towards two sides.
Description
Technical Field
The utility model belongs to a door closer especially relates to a door closer with 360 opening angle.
Background
The door closer is connected with a door shaft of the door leaf, the rotating shaft of the door closer can be driven to rotate through the door leaf, and the door closer can play a corresponding buffering role in the rotation of the door leaf. However, the conventional door closer generally can only realize the opening angle of 90 ° or 180 ° of the door leaf, so that it is difficult to apply the door closer to the door leaf with both sides capable of entering and exiting, and the use is limited.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can solve at least one of the above-mentioned problem have 360 opening angle's door closer.
According to the utility model discloses an aspect provides a door closer with 360 opening angle, including casing, pivot, piston, roller bearing and buffer spring, in piston, roller bearing and buffer spring all located the casing, on the piston was located to the roller bearing, buffer spring's one end and piston looks butt were equipped with the cam in the pivot, the one end of pivot was located outside the casing, the cam cooperateed with the roller bearing, the cam was the axisymmetric structure, the one end of cam was equipped with first constant head tank, the other end was equipped with and is equipped with the transition arc.
The utility model has the advantages that: the cam is provided with the first positioning groove, so that the door leaf can be positioned in a closed state when not in use; the cam is of an axisymmetric structure, and the other end of the cam is provided with a transition arc, so that when the door leaf and the rotating shaft rotate to 180 degrees, the transition of the transition arc is easily realized through the cooperation of the transition arc and the roller bearing through the transition arc, the cam rotates to the other side, the opening of an angle of 180 degrees to 360 degrees is realized, the use requirement of the revolving door is met, and the door leaf is convenient to open towards two sides.
In some embodiments, the door closer with the opening angle of 360 ° further comprises two mounting plates, which are respectively provided at both ends of the housing. Therefore, the mounting plates are fixed at the two ends of the shell, so that the mounting plates can be conveniently fixed on the door frame, the two ends of the shell are fixed, the shell is conveniently installed at the middle position of the bottom of the door frame, and the shell is conveniently matched with the door leaf with the door shaft in the middle.
In some embodiments, the mounting plate is L-shaped, the vertical side of the mounting plate is connected with the side wall of the housing, and the upper end surface of the horizontal side of the mounting plate is higher than the upper end surface of the housing. Therefore, the installation plate can be conveniently fixed with the shell, and the horizontal edge of the installation plate is conveniently fixed with the door frame, so that the installation is convenient.
In some embodiments, the piston is provided with a mounting groove, one side of the mounting groove is provided with a U-shaped groove, the mounting groove is communicated with the U-shaped groove, the cam is arranged in the mounting groove, and the roller bearing is arranged in the U-shaped groove. Therefore, the installation of the cam and the roller bearing on the piston can be facilitated through the installation groove and the U-shaped groove, and the cam can act on the roller bearing conveniently.
In some embodiments, the cam is provided with second positioning grooves on both sides, and the second positioning grooves are matched with the roller bearings when the door leaf opening angle is 90 degrees. Therefore, the door leaf can be positioned when the opening angle of the door leaf is 90 degrees by arranging the second positioning groove, and different use requirements are met.
In some embodiments, the vertical side and the horizontal side of the mounting plate are each provided with a mounting hole. Therefore, the mounting plate and the corresponding structure can be conveniently mounted and fixed through the mounting hole.
In some embodiments, the two ends of the shell are provided with end covers, the mounting plate is positioned on the outer sides of the end covers, and the joint of the shell and the end covers is provided with a sealing ring. Therefore, the installation of each structure in the shell can be facilitated by arranging the end cover, and the sealing effect on the shell is achieved by arranging the sealing ring.
Drawings
Fig. 1 is a schematic structural view of a door closer with an opening angle of 360 ° according to the present invention;
fig. 2 is a schematic structural diagram of the structures in the housing of the door closer with an opening angle of 360 ° according to the present invention;
fig. 3 is a schematic structural view of the rotating shaft and the cam of the door closer with an opening angle of 360 degrees according to the present invention.
Fig. 4 is a schematic structural view of the cooperation between the piston and the roller bearing in the door closer with an opening angle of 360 degrees according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Refer to fig. 1 to 4. Door closer with 360 opening angle, which comprises a housin 1, the apparatus further comprises a rotating shaft 2, piston 3, roller bearing 4 and buffer spring 5 all locate in casing 1, roller bearing 4 locates on the piston 3, buffer spring 5's one end and 3 looks butt of piston, be equipped with cam 6 in the pivot 2, the one end of pivot 2 is located outside casing 1, cam 6 cooperatees with roller bearing 4, cam 6 is the axisymmetric structure, the one end of cam 6 is equipped with first constant head tank 61, the other end is equipped with and is equipped with transition arc 62. The rotating shaft 2 and the cam 6 are of an integrally formed structure, so that the rotating shaft 2 and the cam 6 can rotate together conveniently; one end of the rotating shaft 2 is formed with a flat connector which is connected with the door leaf through the connector. Through adopting roller bearing 4 for when pivot 2 and roller bearing 4 function, improve both driven fluency, do benefit to and improve the stability of whole product work, guaranteed the normal rotation of pivot 2, do benefit to the life who improves the product.
When the door leaf is in a closed state, the door leaf is closed and positioned when the first positioning groove 61 is matched with the cam 6; when the door leaf is opened for 180 degrees, the transition arc 62 of the cam 6 rotates to the roller bearing 4, through the transition arc 62, the stable transition of the two sides of the cam 6 can be realized, namely, the cam 6 can conveniently rotate continuously, after the door leaf is opened for 180 degrees, the cam 6 rotates through the transition arc 62, the continuous opening in the range of 180-360 degrees is realized, and the corresponding opening angle requirement is met.
After the installation, the one end of pivot 2 is connected fixedly with the door leaf, can drive pivot 2 through the door leaf and rotate to drive cam 6 and rotate, cam 6 is when rotating, acts on roller bearing 4, promotes roller bearing 4 and piston 3 and removes in casing 1. In order to facilitate the movement of the piston 3, a strip-shaped hole 33 is formed in the bottom of the piston, and the other end of the rotating shaft 2 penetrates through the strip-shaped hole 33 and then is matched with the inner wall of the shell 1. The strip-shaped hole 33 can ensure the moving stroke requirement of the piston 3 in the shell 1.
When the contact position of the cam 6 and the roller bearing 4 rotates from one end to the other end, the piston 3 moves, the buffer spring 5 can be compressed, and the door opening buffer of the door leaf at 0-180 degrees can be realized.
The utility model discloses a door closer with 360 opening angle still includes mounting panel 7, and mounting panel 7 is two, locates the both ends of casing 1 respectively.
The mounting plate 7 is L-shaped, and the vertical edge of the mounting plate 7 is screwed and fixed with the side wall of the shell 1 through a screw; the up end on the horizontal limit of mounting panel 7 is higher than the up end of casing 1, consequently, can make things convenient for the connector on 2 tops of pivot and door leaf to be connected the back, and the bottom surface contactless door frame's of door leaf surface has guaranteed normally opening of door leaf, has avoided the door leaf bottom to take place the friction with the door frame.
The piston 3 is provided with a mounting groove 31, one side of the mounting groove 31 is provided with a U-shaped groove 32, the mounting groove 31 is communicated with the U-shaped groove 32, the cam 6 is arranged in the mounting groove 31, and the roller bearing 4 is arranged in the U-shaped groove 32.
And the two sides of the cam 6 are respectively provided with a second positioning groove 63, and when the opening angle of the door leaf is 90 degrees, the second positioning grooves 63 are matched with the roller bearings 4.
The vertical side and the horizontal side of the mounting plate 7 are provided with mounting holes 71. The fixing of the screw can be facilitated through the mounting hole 71 on the vertical edge of the mounting plate 7; the door closer can be conveniently locked and fixed at the installation position through screws through the installation hole 71 on the horizontal edge of the installation plate 7.
Both ends of the shell 1 are provided with end covers 8, the mounting plate 7 is positioned on the outer sides of the end covers 8, and a sealing ring 9 is arranged at the joint of the shell 1 and the end covers 8. Through being equipped with end cover 8, can make things convenient for the installation of each structure in casing 1, through being equipped with sealing washer 9, play sealed effect to casing 1.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.
Claims (7)
1. Door closer with 360 opening angle, its characterized in that, including casing (1), pivot (2), piston (3), roller bearing (4) and buffer spring (5), casing (1) is all located in piston (3), roller bearing (4) and buffer spring (5), roller bearing (4) are located on piston (3), the one end and piston (3) looks butt of buffer spring (5), be equipped with cam (6) in pivot (2), the one end of pivot (2) is located outside casing (1), cam (6) cooperate with roller bearing (4), cam (6) are the axisymmetric structure, the one end of cam (6) is equipped with first constant head tank (61), and the other end is equipped with and is equipped with transition arc (62).
2. A door closer having an opening angle of 360 ° according to claim 1, further comprising two mounting plates (7), the two mounting plates (7) being respectively provided at both ends of the housing (1).
3. A door closer having an opening angle of 360 ° according to claim 2, characterized in that the mounting plate (7) is L-shaped, the vertical side of the mounting plate (7) is connected to the side wall of the housing (1), and the upper end face of the horizontal side of the mounting plate (7) is higher than the upper end face of the housing (1).
4. A door closer having an opening angle of 360 ° according to any one of claims 1 to 3, wherein the piston (3) is provided with a mounting groove (31), one side of the mounting groove (31) is provided with a U-shaped groove (32), the mounting groove (31) is communicated with the U-shaped groove (32), the cam (6) is arranged in the mounting groove (31), and the roller bearing (4) is arranged in the U-shaped groove (32).
5. Door closer with an opening angle of 360 ° according to claim 4, characterized in that the cam (6) is provided with a second positioning slot (63) on both sides, which second positioning slot (63) cooperates with the roller bearing (4) when the door leaf opening angle is 90 °.
6. A door closer having a 360 ° opening angle according to claim 3, characterized in that the mounting plate (7) is provided with mounting holes on both the vertical and horizontal sides.
7. The door closer with the opening angle of 360 degrees according to claim 6, characterized in that both ends of the shell (1) are provided with end covers (8), the mounting plate (7) is positioned at the outer sides of the end covers (8), and a sealing ring (9) is arranged at the joint of the shell (1) and the end covers (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221887625.0U CN217712197U (en) | 2022-07-20 | 2022-07-20 | Door closer with 360-degree opening angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221887625.0U CN217712197U (en) | 2022-07-20 | 2022-07-20 | Door closer with 360-degree opening angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217712197U true CN217712197U (en) | 2022-11-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221887625.0U Active CN217712197U (en) | 2022-07-20 | 2022-07-20 | Door closer with 360-degree opening angle |
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| Country | Link |
|---|---|
| CN (1) | CN217712197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116025240A (en) * | 2023-03-30 | 2023-04-28 | 箭牌家居集团股份有限公司 | Door closer assembly and shower room device |
-
2022
- 2022-07-20 CN CN202221887625.0U patent/CN217712197U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116025240A (en) * | 2023-03-30 | 2023-04-28 | 箭牌家居集团股份有限公司 | Door closer assembly and shower room device |
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