CN211573031U - Support arm positioning force adjusting structure - Google Patents
Support arm positioning force adjusting structure Download PDFInfo
- Publication number
- CN211573031U CN211573031U CN201922220193.2U CN201922220193U CN211573031U CN 211573031 U CN211573031 U CN 211573031U CN 201922220193 U CN201922220193 U CN 201922220193U CN 211573031 U CN211573031 U CN 211573031U
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- support arm
- force adjusting
- friction plate
- mounting hole
- friction
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Abstract
The utility model discloses a structure is adjusted to support arm location power, including support arm, backup pad, first friction disc and accent power piece, the support arm is located the top of backup pad, and the mounting hole has been seted up to first friction disc centre gripping between support arm and backup pad on the support arm, and in the mounting hole was located to the accent power piece, the accent power piece can reciprocate in the mounting hole, the bottom and the first friction disc looks butt of accent power piece, and the support arm can the relative backup pad remove. By arranging the first friction plate and enabling the force adjusting block to move up and down in the mounting hole, when the acting force of the support arm during moving needs to be increased, the force adjusting block moves downwards, so that the force adjusting block gradually compresses the first friction plate, and the interactive friction force is increased; on the contrary, when the force adjusting block moves upwards, the acting force required by the movement of the support arm is reduced, the size of the acting force acting on the support arm is convenient to adjust, different use requirements are met, the structure is simple, and the positioning force of the support arm in the positioning process is favorably adjusted.
Description
Technical Field
The utility model belongs to a door and window accessory especially relates to a support arm location power adjusts structure.
Background
When the existing door closer and the existing window closer are used, the door closer and the window closer are connected with a door window through the support arms, and after the door closer and the window closer are installed, the opening force required by the door window when the door window is opened is fixed, so that when the door closer and the window closer are used, corresponding adjustment cannot be performed according to the weight of the door window and different occasions, the phenomenon that the opening force is too large or too small easily occurs, and the actual use requirements cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can solve the support arm positioning force adjustment structure of at least one in the above-mentioned problem.
According to the utility model discloses an aspect provides a support arm location power adjusts structure, including support arm, backup pad, first friction disc and accent power piece, the support arm is located the top of backup pad, and the mounting hole has been seted up to first friction disc centre gripping between support arm and backup pad on the support arm, and in the mounting hole was located to the accent power piece, the accent power piece can reciprocate in the mounting hole, the bottom and the first friction disc looks butt of accent power piece, and the support arm can the relative backup pad remove.
The utility model has the advantages that: by arranging the first friction plate and enabling the force adjusting block to move up and down in the mounting hole, when the acting force of the support arm during moving needs to be increased, the force adjusting block moves downwards, so that the force adjusting block gradually compresses the first friction plate, and the interactive friction force is increased; on the contrary, when the force adjusting block moves upwards, the friction force between the force adjusting block and the first friction plate is reduced, and the acting force required by the movement of the support arm is reduced, so that the acting force acting on the support arm can be conveniently adjusted, different use requirements are met, the structure is simple, and the positioning force of the support arm in positioning is favorably adjusted.
In some embodiments, the support arm positioning force adjusting structure further includes a connecting rod, the support plate is provided with a sliding groove, the first friction plate is provided with a through hole, the through hole of the first friction plate is sleeved on the connecting rod, and the connecting rod penetrates through the sliding groove and then is fixed with the support arm. From this, be equipped with the connecting rod, and set up the spout in the backup pad for the support arm can drive the connecting rod and remove in the spout when removing, conveniently plays the limited action to support arm direction of motion, can make things convenient for the installation of first friction disc simultaneously.
In some embodiments, the first friction plate includes two first circular edges, two straight edges and two second circular edges, the two straight edges are arranged in parallel, the first circular edge is located at one end of the two straight edges, the second circular edge is located at the other end of the two straight edges, the distance between the center of the through hole of the first friction plate and the two ends of the second circular edge is greater than the distance between the center of the through hole and the two ends of the first circular edge, and the bottom end of the force adjusting block abuts against one end, close to the second circular edge, of the first friction plate. From this, the distance between through-hole center and the circular limit both ends of second is greater than the distance between through-hole center and the circular limit both ends of first, can make things convenient for the better effect of accent power piece on first friction disc, has effectively prevented the interference of first friction disc to other parts, and structural design is reasonable.
In some embodiments, the support arm positioning force adjusting structure further includes a second friction plate, the second friction plate is sleeved on the connecting rod, and the first friction plate and the second friction plate are respectively located at the upper side and the lower side of the support plate. Therefore, the second friction plate is arranged, so that the friction force of the support arm during movement can be further improved, and the positioning force of the support arm during positioning is favorably improved.
In some embodiments, the force adjusting block is a screw, the mounting hole is a threaded hole, and the force adjusting block is in threaded fit with the mounting hole. Therefore, the force adjusting block can be conveniently adjusted and installed.
In some embodiments, the connecting rod is a rivet and the second friction plate is clamped between an end face of the rivet and the support block. Therefore, the rivet can be conveniently fixed and installed, meanwhile, the second friction plate is arranged, the end face of the rivet and the end face of the supporting block can be prevented from directly rubbing, and abrasion to the supporting block is reduced.
Drawings
Fig. 1 is an exploded view of the arm positioning force adjusting structure of the present invention;
fig. 2 is a structural diagram illustrating an operation state of the positioning force adjusting structure of the support arm according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-2, in the using process, the support arm 1 and the support plate 2 are long-strip-shaped, so that only the parts of the support arm and the support plate 2 are cut out in the drawings. Support arm location power adjusts structure, including support arm 1, backup pad 2, first friction disc 3 and accent power piece 4, support arm 1 is located the top of backup pad 2, and the 3 centre gripping of first friction disc has seted up mounting hole 11 between support arm 1 and backup pad 2 on the support arm 1, and accent power piece 4 is located in mounting hole 11, and accent power piece 4 can reciprocate in mounting hole 11, transfers the bottom of power piece 4 and 3 looks butt of first friction disc, and support arm 1 can remove 2 backup pads relatively. In the actual use process, the support arm positioning force adjusting mechanism can be used on a window closer and a door closer and used for adjusting the positioning force required when a door and a window are opened to be positioned at a corresponding angle. The arm 1 is used for connecting with a door leaf or a window sash, and when the door leaf or the window sash is heavy, the required positioning force is large when the door leaf or the window sash is positioned to a corresponding angle, so that the arm 1 needs to be prevented from moving at a corresponding position in order to realize positioning.
During actual production, the force adjusting block 4 is a screw, the mounting hole 11 is a threaded hole, and the force adjusting block 4 is in threaded fit with the mounting hole 11. When the required positioning force of the support arm 1 is large, the force adjusting block 4 is screwed downwards, so that the force adjusting block 4 further compresses the first friction plate 3, and the friction force of the support arm 1 during movement is increased; on the contrary, when the required positioning force of the support arm 1 is small, the force adjusting block 4 is screwed upwards, and the friction force between the force adjusting block 4 and the first friction plate 3 is reduced. In the use process, the force adjusting block 4 is ensured to be always in contact with the first friction plate 3.
The utility model discloses a structure is adjusted to support arm location power still includes connecting rod 5, has seted up spout 21 in the backup pad 2, and first friction disc 3 is equipped with through-hole 31, and the through-hole cover of first friction disc 3 is established on connecting rod 5, and connecting rod 5 runs through behind the spout 21 fixed with support arm 1. Wherein, the connecting rod 5 is a rivet which is fixed on the support arm 1, so that the support arm 1 can move to drive the connecting rod 5 to move together.
The first friction plate 3 comprises two first circular edges 32, two straight edges 33 and two second circular edges 34, the two straight edges 33 are arranged in parallel, the first circular edge 32 is located at one end of the two straight edges 33, the second circular edge 34 is located at the other end of the two straight edges 33, the distance between the center of the through hole 31 of the first friction plate 3 and the two ends of the second circular edge 34 is larger than the distance between the center of the through hole 31 and the two ends of the first circular edge 32, and the bottom end of the force adjusting block 4 is abutted to one end, close to the second circular edge 34, of the first friction plate 3. From this, the distance between through-hole center and the circular limit both ends of second is greater than the distance between through-hole center and the circular limit both ends of first, can make things convenient for the better effect of accent power piece on first friction disc 3, has effectively prevented the interference of first friction disc 3 to other parts, and structural design is reasonable.
The support arm positioning force adjusting structure further comprises a second friction plate 6, the second friction plate 6 is sleeved on the connecting rod 5, and the first friction plate 3 and the second friction plate 6 are respectively located on the upper side and the lower side of the support plate 2. The second friction plate 6 is clamped between the end face of the rivet and the support block 2. The second friction plate 6 is arranged, so that the friction force of the support arm 1 during movement can be further improved, and the positioning force of the support arm 1 during positioning can be improved; and the end face of the rivet and the end face of the supporting block 2 can be prevented from directly rubbing, and the abrasion to the supporting block 2 is reduced.
To sum up, the utility model discloses a structure is adjusted to support arm location power can adjust and the size of frictional force between 3 through the regulation about adjusting power piece 4 to realized the regulation to support arm 1's location power size, can satisfy different operation requirements, be suitable for different use occasions, application range is wide, and the suitability is strong, can effectively reduction in production cost, convenient to use.
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 (6)
1. Support arm location power adjusts structure, its characterized in that, including support arm (1), backup pad (2), first friction disc (3) and accent power piece (4), support arm (1) is located the top of backup pad (2), first friction disc (3) centre gripping is between support arm (1) and backup pad (2), mounting hole (11) have been seted up on support arm (1), it locates in mounting hole (11) to transfer power piece (4), it can reciprocate in mounting hole (11) to transfer power piece (4), the bottom and the looks butt of first friction disc (3) of transferring power piece (4), support arm (1) can remove backup pad (2) relatively.
2. The support arm positioning force adjusting structure according to claim 1, further comprising a connecting rod (5), wherein a sliding groove (21) is formed in the support plate (2), the first friction plate (3) is provided with a through hole (31), the through hole of the first friction plate (3) is sleeved on the connecting rod (5), and the connecting rod (5) penetrates through the sliding groove (21) and then is fixed with the support arm (1).
3. The support arm positioning force adjusting structure of claim 2, wherein the first friction plate (3) comprises two first circular edges (32), two straight edges (33) and a second circular edge (34), the first circular edge (32) is located at one end of the two straight edges (33), the second circular edge (34) is located at the other end of the two straight edges (33), the distance between the center of the through hole (31) of the first friction plate (3) and the two ends of the second circular edge (34) is greater than the distance between the center of the through hole (31) and the two ends of the first circular edge (32), and the bottom end of the force adjusting block (4) abuts against the end, close to the second circular edge (34), of the first friction plate (3).
4. The support arm positioning force adjusting structure according to claim 3, further comprising a second friction plate (6), wherein the second friction plate (6) is sleeved on the connecting rod (5), and the first friction plate (3) and the second friction plate (6) are respectively located at the upper side and the lower side of the support plate (2).
5. The support arm positioning force adjusting structure according to any one of claims 1 to 4, wherein the force adjusting block (4) is a screw, the mounting hole (11) is a threaded hole, and the force adjusting block (4) is in threaded fit with the mounting hole (11).
6. The support arm positioning force adjusting structure according to claim 4, wherein the connecting rod (5) is a rivet, and the second friction plate (6) is clamped between an end face of the rivet and the support plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922220193.2U CN211573031U (en) | 2019-12-11 | 2019-12-11 | Support arm positioning force adjusting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922220193.2U CN211573031U (en) | 2019-12-11 | 2019-12-11 | Support arm positioning force adjusting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211573031U true CN211573031U (en) | 2020-09-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922220193.2U Active CN211573031U (en) | 2019-12-11 | 2019-12-11 | Support arm positioning force adjusting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211573031U (en) |
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2019
- 2019-12-11 CN CN201922220193.2U patent/CN211573031U/en active Active
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