CN213927964U - Door closer capable of adjusting opening and closing angle of door leaf - Google Patents
Door closer capable of adjusting opening and closing angle of door leaf Download PDFInfo
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- CN213927964U CN213927964U CN202021997697.1U CN202021997697U CN213927964U CN 213927964 U CN213927964 U CN 213927964U CN 202021997697 U CN202021997697 U CN 202021997697U CN 213927964 U CN213927964 U CN 213927964U
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- door
- toothed belt
- door leaf
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Abstract
A door closer capable of adjusting the opening and closing angles of door leaves comprises a first cylinder, a second cylinder, an arc-shaped guide rod, an arc-shaped toothed belt, a return spring and a movable clamping piece; the first column body is fixedly connected with the door frame, and the second column body is fixedly connected with the wall body adjacent to the door frame; the arc-shaped guide rod and the arc-shaped toothed belt are fixed between the first column body and the second column body, and the movable clamping piece is fixedly connected with the door leaf; the movable clamping piece is configured to be capable of moving from the first cylinder to the second cylinder along the arc-shaped toothed belt under the driving of the door leaf, and when the door leaf has a trend of moving from the second cylinder to the first cylinder, the movable clamping piece is clamped and fixed with the arc-shaped toothed belt; the reset spring is sleeved on the arc-shaped guide rod, and one end of the reset spring is fixedly connected with the movable clamping piece. The utility model discloses it all is closed along with the self-actuated control door leaf promptly to have alleviated door closer among the prior art after the door leaf is opened, can not control the angle that opens and shuts of door, can lead to ventilating not smooth like this, the business turn over door is inconvenient etc. influences the technical problem of door closer's result of use.
Description
Technical Field
The utility model belongs to the technical field of the technique of door closer and specifically relates to a door closer of adjustable door leaf angle that opens and shuts is related to.
Background
The door closer is a mechanical device capable of automatically closing a door, is an indispensable part of modern buildings, and is widely applied to commercial and public buildings and family life.
However, in the prior art, the door closer automatically controls the door leaf to close immediately after the door leaf is opened, and the opening and closing angle of the door cannot be controlled, so that the door closer is usually not smooth in ventilation, inconvenient to get in and out, and the like, and the using effect of the door closer is affected.
Disclosure of Invention
An object of the utility model is to provide an adjustable door leaf opens and shuts door closer of angle to alleviate the technical problem who exists among the prior art.
In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions:
a door closer capable of adjusting the opening and closing angles of door leaves comprises a first cylinder, a second cylinder, an arc-shaped guide rod, an arc-shaped toothed belt, a return spring and a movable clamping piece; one end of the first column body and one end of the second column body are integrally formed, the first column body is fixedly connected with the door frame, and the second column body is fixedly connected with the wall body adjacent to the door frame; the arc-shaped guide rod and the arc-shaped toothed belt are fixed between the first cylinder and the second cylinder, the toothed direction of the arc-shaped toothed belt is inclined from the first cylinder to the second cylinder, the movable clamping piece is sleeved on the arc-shaped guide rod and the arc-shaped toothed belt, and the movable clamping piece is fixedly connected with the door leaf; the movable clamping piece is configured to be capable of moving from the first cylinder to the second cylinder along the arc-shaped toothed belt under the driving of the door leaf, and when the door leaf has a trend of moving from the second cylinder to the first cylinder, the movable clamping piece is clamped and fixed with the arc-shaped toothed belt; the reset spring is sleeved on the arc-shaped guide rod, one end of the reset spring is fixedly connected with the movable clamping piece, and the other end of the reset spring is fixedly connected with the second column body.
Furthermore, the first column body is fixedly connected with an upper door frame of the door frame through two first suction discs; the second column is fixed in the wall adjacent with door frame place wall through two second sucking discs.
Furthermore, two flanging plates with screw holes are arranged on the first column body, and the first column body penetrates through the flanging plates through screws to be fixed on the door frame.
Furthermore, the movable clamping piece comprises a movable block, a clamping piece and a rotating shaft; the moving block is fixedly connected with the door leaf and is provided with a guide rod avoiding groove and a toothed belt avoiding groove which penetrate through the moving block; the arc-shaped guide rod penetrates through the guide rod avoidance groove, and the arc-shaped toothed belt penetrates through the toothed belt avoidance groove; the clamping piece is rotatably arranged in the tooth belt avoiding groove through the rotating shaft, the clamping piece is configured to be capable of moving from the first cylinder to the inclined tooth surface of the second cylinder close to the arc-shaped tooth belt under the driving of the moving block, and when the moving block has the trend of moving from the second cylinder to the first cylinder, the clamping piece is clamped with the vertical tooth surface of the arc-shaped tooth belt in a butting mode.
Further, the moving block comprises a door leaf connecting block and a spring connecting block which are integrally formed; the door leaf connecting block is positioned at the bottom of the spring connecting block and is fixedly connected with the door leaf through a third sucking disc; the spring connecting block is connected with one end of the reset spring, and the spring connecting block is provided with a guide rod avoiding groove and a toothed belt avoiding groove.
The utility model discloses following beneficial effect can be realized:
a door closer capable of adjusting the opening and closing angles of door leaves comprises a first cylinder, a second cylinder, an arc-shaped guide rod, an arc-shaped toothed belt, a return spring and a movable clamping piece; one end of the first column body and one end of the second column body are integrally formed, the first column body is fixedly connected with the door frame, and the second column body is fixedly connected with the wall body adjacent to the door frame; the arc-shaped guide rod and the arc-shaped toothed belt are fixed between the first cylinder and the second cylinder, the toothed direction of the arc-shaped toothed belt is inclined from the first cylinder to the second cylinder, the movable clamping piece is sleeved on the arc-shaped guide rod and the arc-shaped toothed belt, and the movable clamping piece is fixedly connected with the door leaf; the movable clamping piece is configured to be capable of moving from the first cylinder to the second cylinder along the arc-shaped toothed belt under the driving of the door leaf, and when the door leaf has a trend of moving from the second cylinder to the first cylinder, the movable clamping piece is clamped and fixed with the arc-shaped toothed belt; the reset spring is sleeved on the arc-shaped guide rod, one end of the reset spring is fixedly connected with the movable clamping piece, and the other end of the reset spring is fixedly connected with the second column body.
The utility model discloses a set up the arc cingulum, remove fastener and reset spring, make the door leaf beat arbitrary angle back, remove the fastener and can be fixed with arc cingulum block under reset spring's effect, it all closes along with the self-actuated control door leaf promptly after the door leaf is opened to have alleviated prior art well door closer, can not control the angle that opens and shuts of door, can lead to ventilating not smoothly like this usually, the business turn over door is inconvenient etc. influence the technical problem of the result of use of door closer.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an overall schematic view of a door closer capable of adjusting the opening and closing angle of a door leaf according to the present invention;
fig. 2 is a schematic structural diagram of a moving block provided by the present invention;
fig. 3 is a schematic structural view of the engaging piece according to the present invention.
Icon: 1-a first column; 2-a second column; 3-arc guide rod; 4-arc toothed belt; 5-a return spring; 6-moving the clamping piece; 7-a first suction cup; 8-a second suction cup; 9-a hemming plate; 10-door leaf connecting block; 11-spring connecting block; 12-a guide bar avoidance slot; 13-a toothed belt avoidance groove; 14-a snap-fit piece; 15-third suction cup.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," and "connected" are intended to be construed broadly, and thus, for example, "connected" may be, but is not limited to, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
A door closer capable of adjusting the opening and closing angle of a door leaf comprises a first cylinder 1, a second cylinder 2, an arc-shaped guide rod 3, an arc-shaped toothed belt 4, a return spring 5 and a movable clamping piece 6; one end of the first column body 1 and one end of the second column body 2 are integrally formed, the first column body 1 is fixedly connected with a door frame, and the second column body 2 is fixedly connected with a wall body adjacent to the door frame; the arc-shaped guide rod 3 and the arc-shaped toothed belt 4 are fixed between the first cylinder 1 and the second cylinder 2, the toothed direction of the arc-shaped toothed belt 4 is inclined from the first cylinder 1 to the second cylinder 2, the movable clamping piece 6 is sleeved on the arc-shaped guide rod 3 and the arc-shaped toothed belt 4, and the movable clamping piece 6 is fixedly connected with the door leaf; the movable clamping piece 6 is configured to be capable of moving from the first cylinder 1 to the second cylinder 2 along the arc-shaped toothed belt 4 under the driving of the door leaf, and when the door leaf has a trend of moving from the second cylinder 2 to the first cylinder 1, the movable clamping piece 6 is clamped and fixed with the arc-shaped toothed belt 4; the reset spring 5 is sleeved on the arc-shaped guide rod 3, one end of the reset spring 5 is fixedly connected with the movable clamping piece 6, and the other end of the reset spring 5 is fixedly connected with the second column body 2.
The utility model discloses a set up arc cingulum 4, remove the joint piece 6 and reset spring 5, make the door leaf beat arbitrary angle back, remove the joint piece 6 and can be fixed with 4 blocks of arc cingulum under reset spring 5's effect, it all closes along with the self-actuated control door leaf promptly after the door leaf is opened to have alleviated prior art well door closer, can not control the angle that opens and shuts of door, can lead to ventilating not smooth like this usually, the business turn over door is inconvenient etc. influence the result of use's technical problem of door closer.
More preferably, the first cylinder 1 is fixedly connected with the upper doorframe of the doorframe through two first suction discs 7; the second column body 2 is fixed on the wall surface adjacent to the wall surface where the door frame is located through two second suckers 8.
More preferably, the first column 1 is provided with two flanged plates 9 with screw holes, and the first column 1 is fixed on the door frame by screws penetrating through the flanged plates 9.
More preferably, the movable engaging member 6 includes a movable block, an engaging piece 14 and a rotating shaft; the moving block is fixedly connected with the door leaf, and is provided with a guide rod avoidance groove 12 and a toothed belt avoidance groove 13 which penetrate through the moving block; the arc-shaped guide rod 3 passes through the guide rod avoidance groove 12, and the arc-shaped toothed belt 4 passes through the toothed belt avoidance groove 13; the engaging piece 14 is rotatably disposed in the toothed belt avoiding groove 13 through the rotating shaft, and the engaging piece 14 is configured to be capable of moving from the first cylinder 1 to the second cylinder 2 by clinging to the inclined toothed surface of the arc-shaped toothed belt 4 under the driving of the moving block, and when the moving block has a tendency of moving from the second cylinder 2 to the first cylinder 1, the engaging piece 14 is abutted and engaged with the vertical toothed surface of the arc-shaped toothed belt 4.
Specifically, after the door leaf is opened at any angle, the moving block has a tendency of moving from the second cylinder 2 to the first cylinder 1 along the arc-shaped toothed belt 4 under the action of the return spring 5, and at the moment, the clamping piece is clamped and fixed with the teeth on the arc-shaped toothed belt 4, so that the position of the moving block is fixed, and the opening and closing angle of the door leaf is fixed; the clamping piece 14 is additionally arranged to be manually rotated by a mechanical structure or the circuit control device is additionally arranged to rotate the clamping piece 14 through the motor, so that the clamping piece 14 can be separated from the teeth of the arc-shaped toothed belt 4, at the moment, the movable block can move towards the first cylinder 1 from the second cylinder 2 under the action of the reset spring 5 and move along the arc-shaped toothed belt 4, and the movable block is fixed with the door leaf, so that the door leaf can be closed under the driving of the movable block.
More preferably, the moving block comprises a door leaf connecting block 10 and a spring connecting block 11 which are integrally formed; the door leaf connecting block 10 is positioned at the bottom of the spring connecting block 11, and the door leaf connecting block 10 is fixedly connected with the door leaf through a third sucking disc 15; the spring connecting block 11 is connected with one end of the return spring 5, and the spring connecting block 11 is provided with a guide rod avoiding groove 12 and a toothed belt avoiding groove 13.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (5)
1. A door closer capable of adjusting the opening and closing angles of door leaves is characterized by comprising a first cylinder, a second cylinder, an arc-shaped guide rod, an arc-shaped toothed belt, a reset spring and a movable clamping piece;
one end of the first column body and one end of the second column body are integrally formed, the first column body is fixedly connected with the door frame, and the second column body is fixedly connected with the wall body adjacent to the door frame;
the arc-shaped guide rod and the arc-shaped toothed belt are fixed between the first cylinder and the second cylinder, the tooth direction of the arc-shaped toothed belt is inclined from the first cylinder to the second cylinder, the movable clamping piece is sleeved on the arc-shaped guide rod and the arc-shaped toothed belt, and the movable clamping piece is fixedly connected with the door leaf;
the movable clamping piece is configured to be capable of moving from the first cylinder to the second cylinder along the arc-shaped toothed belt under the driving of a door leaf, and when the door leaf has a trend of moving from the second cylinder to the first cylinder, the movable clamping piece is clamped and fixed with the arc-shaped toothed belt;
the reset spring is sleeved on the arc-shaped guide rod, one end of the reset spring is fixedly connected with the movable clamping piece, and the other end of the reset spring is fixedly connected with the second column body.
2. The door closer capable of adjusting the opening and closing angle of the door leaf according to claim 1, wherein the first column is fixedly connected with the upper door frame of the door frame through two first suckers;
the second column is fixed in the wall adjacent to the wall where the door frame is located through two second suckers.
3. The door closer capable of adjusting the opening and closing angle of the door leaf as claimed in claim 2, wherein two flanged plates with screw holes are provided on the first column, and the first column is fixed on the door frame by passing screws through the flanged plates.
4. The door closer capable of adjusting the opening and closing angle of the door leaf according to claim 1, wherein the movable engaging member comprises a movable block, an engaging piece and a rotating shaft;
the moving block is fixedly connected with the door leaf, and a guide rod avoiding groove and a toothed belt avoiding groove which penetrate through the moving block are formed in the moving block;
the arc-shaped guide rod penetrates through the guide rod avoiding groove, and the arc-shaped toothed belt penetrates through the toothed belt avoiding groove;
the clamping piece is rotatably arranged in the toothed belt avoiding groove through the rotating shaft, the clamping piece is configured to be capable of moving from the first cylinder to the second cylinder to be tightly attached to the inclined toothed surface of the arc-shaped toothed belt under the driving of the moving block, and when the moving block has a tendency of moving from the second cylinder to the first cylinder, the clamping piece is abutted and clamped with the vertical toothed surface of the arc-shaped toothed belt.
5. The door closer capable of adjusting the opening and closing angle of the door leaf according to claim 4, wherein the moving block comprises a door leaf connecting block and a spring connecting block which are integrally formed;
the door leaf connecting block is positioned at the bottom of the spring connecting block and is fixedly connected with the door leaf through a third sucking disc;
the spring connecting block with reset spring's one end is connected, the spring connecting block is opened there is the guide arm dodges the groove with the cingulum dodges the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021997697.1U CN213927964U (en) | 2020-09-14 | 2020-09-14 | Door closer capable of adjusting opening and closing angle of door leaf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021997697.1U CN213927964U (en) | 2020-09-14 | 2020-09-14 | Door closer capable of adjusting opening and closing angle of door leaf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213927964U true CN213927964U (en) | 2021-08-10 |
Family
ID=77160871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021997697.1U Active CN213927964U (en) | 2020-09-14 | 2020-09-14 | Door closer capable of adjusting opening and closing angle of door leaf |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213927964U (en) |
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2020
- 2020-09-14 CN CN202021997697.1U patent/CN213927964U/en active Active
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