CN220451652U - Force adjusting mechanism of door closer - Google Patents
Force adjusting mechanism of door closer Download PDFInfo
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- CN220451652U CN220451652U CN202321890817.1U CN202321890817U CN220451652U CN 220451652 U CN220451652 U CN 220451652U CN 202321890817 U CN202321890817 U CN 202321890817U CN 220451652 U CN220451652 U CN 220451652U
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- spring
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- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 238000010030 laminating Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a force adjusting mechanism of a door closer, which comprises a valve body, wherein a connecting plate is arranged in the valve body, a moving plate is arranged in the valve body and positioned at the left side of the connecting plate, a first telescopic rod is fixedly connected to the right side surface of the moving plate and fixedly connected with the connecting plate, a first spring fixedly connected with the moving plate is sleeved on the peripheral wall of the first telescopic rod, the first spring is attached to the connecting plate, and a cover plate is arranged in the valve body and positioned at the left side of the moving plate. This door closer's strength adjustment mechanism supports first spring under the effect through first telescopic link, improves the stability of first spring, avoids first spring to produce deformation as far as possible, improves life, and then improves the result of use of valve body, through threaded connection between screw rod and the bracing piece, drives the movable plate and removes, convenient position to the movable plate is adjusted.
Description
Technical Field
The utility model relates to the technical field of door closers, in particular to a force adjusting mechanism of a door closer.
Background
The door closer is a hydraulic device similar to a spring, the spring is compressed when the door is opened, after the door opening process is finished, the spring is compressed in the opening process, the accumulated elastic performance is released, the door closer is pushed to rotate to automatically close the door, the door is ensured to be closed after being opened like the action of the spring door.
The patent CN 205477059U discloses a force adjuster of a stable door closer, which discloses a technical scheme with simple structure, stable use and precise adjustment, and solves the problem that the spring pressing plate can rotate along with a screw rod in the process of adjusting the spring pressing plate by a screw rod in the middle of rotation of the door closer, so that the position of the spring pressing plate cannot be accurately controlled, and the door closer cannot be accurately and timely restored to the initial position.
However, when the device is used, the sliding block is supported under the action of the spring, so that the door is reset, but the spring is easily damaged due to long-time compression of the spring, deformation is generated, the service life of the spring is reduced, and the using effect of the door closer is reduced, so that the force adjusting mechanism of the door closer is provided, and the problem is solved.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a force adjusting mechanism of a door closer, which has the advantage of high stability, and solves the problems that when the device is used, a sliding block is supported under the action of a spring to reset a door, but the spring is easy to damage and deform due to long-time compression of the spring, the service life of the spring is shortened, and the use effect of the door closer is reduced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a strength adjustment mechanism of door closer, includes the valve body, the connecting plate has been placed to the inside of valve body, the inside of valve body just is located the left side department of connecting plate and has placed the movable plate.
The right side fixedly connected with first telescopic link of movable plate, first telescopic link and connecting plate fixed connection, the periphery wall cover of first telescopic link is equipped with the first spring with movable plate fixed connection, first spring and connecting plate laminating, the apron has been placed to the inside of valve body and the left side department that is located the movable plate, the left surface fixedly connected with one end of apron runs through the apron and extends to the bracing piece of its right side department, the right side swing joint of bracing piece has one end to run through the bracing piece and extend to its inside screw rod.
And the valve body is provided with a limiting assembly for limiting the moving plate.
The valve body is provided with a fixing component for fixing the cover plate.
Further, the support rod is rotationally connected with the cover plate through a bearing, a threaded hole is formed in the right side face of the support rod, the screw rod extends to the inside of the threaded hole and is in threaded connection with the threaded hole, and the screw rod is fixedly connected with the moving plate.
Further, the left side face of the valve body is provided with two connecting grooves, and the two connecting grooves are distributed symmetrically up and down by taking the cover plate as the center.
Further, spacing subassembly is including the fixed block that is two in quantity, two fixed block respectively fixed connection is on the top surface and the bottom surface of movable plate, the spout has all been seted up to the interior roof and the interior diapire of valve body, two equal sliding connection of spout has the slider, two the slider runs through two spouts respectively and extends to on the top surface and the bottom surface of movable plate, two the fixed slot has all been seted up to the right flank of slider, two the fixed block extends to the inside of two fixed slots respectively.
Further, two fixed blocks are attached to the movable plate, and the two fixed blocks are in clearance fit with the two fixed grooves respectively.
Further, fixed subassembly is including the second telescopic link that quantity is two, two second telescopic link is fixed connection respectively in the inside of two spread grooves, two equal dead lever of a side that the second telescopic link is relative is connected with the baffle, two equal fixedly connected with dead lever of a side that the baffle is relative, the fixed orifices has all been seted up to the top surface and the bottom surface of apron, two the dead lever extends to the inside of two fixed orifices respectively, two the equal cover of peripheral wall of second telescopic link is equipped with respectively with spread groove and baffle fixed connection's second spring, set up the supporting channel that quantity is two on the valve body, two equal fixedly connected with one end of right flank of baffle extends to the supporting shoe of supporting channel inside.
Further, supporting shoe and supporting groove sliding connection, dead lever and fixed orifices clearance fit, baffle and apron laminating.
Further, first telescopic link and second telescopic link are by cover storehouse and motion pole constitution, and motion pole one end runs through and extends to the inside in cover storehouse, and the outside fixedly connected with of motion pole is located the inside limiting block in cover storehouse, and the through-hole with motion pole looks adaptation has been seted up to one side in cover storehouse.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
1. according to the force adjusting mechanism of the door closer, the first spring is supported under the action of the first telescopic rod, so that the stability of the first spring is improved, the first spring is prevented from deforming as much as possible, the service life is prolonged, the using effect of the valve body is further improved, the moving plate is driven to move through threaded connection between the screw rod and the supporting rod, and the position of the moving plate is conveniently adjusted;
2. this door closer's strength adjustment mechanism supports the movable plate through sliding connection between spout and the slider, improves the stability of movable plate, fixes the apron through clearance fit between dead lever and the fixed orifices, makes things convenient for the staff to support first spring, simultaneously, supports the dead lever under the effect of second spring, improves the stability of dead lever, convenient and practical more.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;
fig. 3 is an enlarged schematic view of the structure of fig. 1B.
In the figure: the valve comprises a valve body 1, a connecting plate 2, a first spring 3, a first telescopic rod 4, a sliding groove 5, a sliding block 6, a moving plate 7, a supporting rod 8, a cover plate 9, a screw rod 10, a supporting block 11, a supporting groove 12, a connecting groove 13, a second telescopic rod 14, a second spring 15, a baffle 16, a fixing hole 17, a fixing rod 18, a fixing groove 19 and a fixing block 20.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one: referring to fig. 1-3, a force adjusting mechanism of a door closer in the present embodiment includes a valve body 1, a connecting plate 2 disposed in the valve body 1, and a moving plate 7 disposed in the valve body 1 and located at the left side of the connecting plate 2.
The right side fixedly connected with first telescopic link 4 of movable plate 7, first telescopic link 4 and connecting plate 2 fixed connection, the periphery wall cover of first telescopic link 4 is equipped with movable plate 7 fixed connection's first spring 3, first spring 3 and connecting plate 2 laminating, apron 9 has been placed to the inside of valve body 1 and the left side department that is located movable plate 7, apron 9's left surface fixedly connected with one end runs through apron 9 and extends to its right side department's bracing piece 8, bracing piece 8's right side swing joint has one end to run through bracing piece 8 and extend to its inside screw rod 10, connecting groove 13 that quantity is two has been seted up to the left surface of valve body 1.
The supporting rod 8 and the cover plate 9 are rotationally connected through a bearing, a threaded hole is formed in the right side face of the supporting rod 8, the screw rod 10 extends to the inside of the threaded hole and is in threaded connection with the threaded hole, the screw rod 10 and the moving plate 7 are fixedly connected, and the two connecting grooves 13 are symmetrically distributed up and down with the cover plate 9 as the center.
It should be noted that the valve body 1 is a conventional device known to the public in the prior art, and the specific structure and working principle thereof will not be described in detail.
Specifically, rotate bracing piece 8, make bracing piece 8 rotate, through the threaded connection between bracing piece 8 and the screw rod 10, make screw rod 10 remove, promote and remove board 7 and remove, adjust the position of first spring 3, when opening the door, connecting plate 2 receives the extrusion, make connecting plate 2 remove, shrink first telescopic link 4 and first spring 3, make first telescopic link 4 and first spring 3 shrink, first telescopic link 4 supports first spring 3, after the process of opening the door, first spring 3 promotes connecting plate 2 and resets.
Embodiment two: referring to fig. 1-3, on the basis of the first embodiment, a limit assembly is disposed on the valve body 1, the limit assembly includes two fixing blocks 20, the two fixing blocks 20 are respectively and fixedly connected to the top surface and the bottom surface of the moving plate 7, the inner top wall and the inner bottom wall of the valve body 1 are both provided with sliding grooves 5, the two sliding grooves 5 are both slidably connected with sliding blocks 6, the two sliding blocks 6 respectively penetrate through the two sliding grooves 5 and extend to the top surface and the bottom surface of the moving plate 7, the right side surfaces of the two sliding blocks 6 are both provided with fixing grooves 19, and the two fixing blocks 20 respectively extend to the inside of the two fixing grooves 19.
Wherein, two fixed blocks 20 are all laminated with the movable plate 7, and two fixed blocks 20 respectively with two fixed slots 19 clearance fit.
Specifically, the screw 10 is moved by sliding connection between the chute 5 and the slide block 6, the cover plate 9 is pushed, the moving plate 7 enters the valve body 1, the moving plate 7 is rotated, the fixing block 20 and the slide block 6 are in a vertical state, when the fixing plate 20 is positioned at the right side of the slide block 6, the cover plate 9 is pulled, the fixing block 20 is inserted into the fixing groove 19, and the moving plate 7 and the slide block 6 are connected.
Embodiment III: referring to fig. 1-3, on the basis of the first embodiment and the second embodiment, a fixing assembly is provided on the valve body 1, the fixing assembly includes two second telescopic rods 14, the two second telescopic rods 14 are respectively and fixedly connected in the two connecting grooves 13, one opposite side surfaces of the two second telescopic rods 14 are respectively and fixedly connected with a baffle 16, one opposite side surface of the two baffle 16 is respectively and fixedly connected with a fixing rod 18, the top surface and the bottom surface of the cover plate 9 are respectively provided with a fixing hole 17, the two fixing rods 18 respectively extend to the inside of the two fixing holes 17, the outer peripheral walls of the two second telescopic rods 14 are respectively sleeved with a second spring 15 fixedly connected with the connecting grooves 13 and the baffle 16, the valve body 1 is provided with two supporting grooves 12, and the right side surfaces of the two baffle 16 are respectively and fixedly connected with supporting blocks 11, one ends of which extend to the inside of the supporting grooves 12.
Wherein, supporting shoe 11 and supporting groove 12 sliding connection, dead lever 18 and fixed orifices 17 clearance fit, baffle 16 and apron 9 laminating, first telescopic link 4 and second telescopic link 14 are by cover storehouse and motion pole constitution, and motion pole one end runs through and extends to the inside in cover storehouse, and the outside fixedly connected with of motion pole is located the inside limiting block in cover storehouse, and the through-hole with motion pole looks adaptation has been seted up to one side in cover storehouse.
Specifically, pulling baffle 16 makes baffle 16 drive dead lever 18 and removes, extrudes second telescopic link 14 and second spring 15, makes second telescopic link 14 and second spring 15 shrink, supports baffle 16 through sliding connection between supporting shoe 11 and the supporting slot 12, improves the stability of baffle 16, and dead lever 18 and fixed orifices 17 are located same horizontal line, loosens baffle 16, and elasticity through second spring 15 promotes dead lever 18 and resets, and dead lever 18 inserts into the inside of fixed orifices 17, through clearance fit between dead lever 18 and the fixed orifices 17, fixes apron 9.
The working principle of the embodiment is as follows:
pulling the baffle 16 to drive the fixed rod 18 to move, extruding the second telescopic rod 14 and the second spring 15, contracting the second telescopic rod 14 and the second spring 15, supporting the baffle 16 through sliding connection between the supporting block 11 and the supporting groove 12, improving stability of the baffle 16, pushing the cover plate 9 to enable the movable plate 7 to enter the valve body 1, rotating the movable plate 7 to enable the movable plate 7 to rotate, further enabling the fixed block 20 and the sliding block 6 to be in a vertical state, pulling the cover plate 9 to enable the fixed block 20 to be inserted into the inside of the fixed groove 19 when the fixed plate 20 is positioned at the right side of the sliding block 6, connecting the movable plate 7 and the sliding block 6, enabling the fixed rod 18 and the fixed hole 17 to be positioned on the same horizontal line, loosening the baffle 16, pushing the fixed rod 18 to reset through elasticity of the second spring 15, the dead lever 18 inserts into the inside of fixed orifices 17, through the clearance fit between dead lever 18 and the fixed orifices 17, fix apron 9, rotate bracing piece 8, make bracing piece 8 rotate, through threaded connection between bracing piece 8 and the screw rod 10 and sliding connection between spout 5 and slider 6, make screw rod 10 remove, promote movable plate 7 and remove, adjust the position of first spring 3, when opening the door, connecting plate 2 receives the extrusion, make connecting plate 2 remove, shrink first telescopic link 4 and first spring 3, make first telescopic link 4 and first spring 3 shrink, first telescopic link 4 supports first spring 3, after the process of opening the door, first spring 3 promotes connecting plate 2 reset.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a strength adjustment mechanism of door closer, includes valve body (1), its characterized in that: the connecting plate (2) is arranged in the valve body (1), and the moving plate (7) is arranged in the valve body (1) and positioned at the left side of the connecting plate (2);
the movable plate is characterized in that a first telescopic rod (4) is fixedly connected to the right side face of the movable plate (7), the first telescopic rod (4) is fixedly connected with the connecting plate (2), a first spring (3) fixedly connected with the movable plate (7) is sleeved on the peripheral wall of the first telescopic rod (4), the first spring (3) is attached to the connecting plate (2), a cover plate (9) is placed in the valve body (1) and positioned at the left side of the movable plate (7), a supporting rod (8) with one end penetrating through the cover plate (9) and extending to the right side of the cover plate is fixedly connected to the left side face of the cover plate (9), and a screw rod (10) with one end penetrating through the supporting rod (8) and extending to the inside of the supporting rod is movably connected to the right side face of the supporting rod (8);
the valve body (1) is provided with a limiting component, and the valve body (1) is provided with a fixing component.
2. A force adjustment mechanism for a door closer as defined in claim 1, wherein: the support rod (8) is rotationally connected with the cover plate (9) through a bearing, a threaded hole is formed in the right side face of the support rod (8), the screw rod (10) extends to the inside of the threaded hole and is in threaded connection with the threaded hole, and the screw rod (10) is fixedly connected with the movable plate (7).
3. A force adjustment mechanism for a door closer as defined in claim 1, wherein: the left side face of the valve body (1) is provided with two connecting grooves (13), and the two connecting grooves (13) are distributed vertically symmetrically with the cover plate (9) as the center.
4. A force adjustment mechanism for a door closer according to claim 3, wherein: the limiting component comprises two fixed blocks (20), wherein the two fixed blocks (20) are respectively and fixedly connected to the top surface and the bottom surface of the movable plate (7), sliding grooves (5) are formed in the inner top wall and the inner bottom wall of the valve body (1), the sliding grooves (5) are respectively and slidably connected with sliding blocks (6), the sliding blocks (6) respectively penetrate through the two sliding grooves (5) and extend to the top surface and the bottom surface of the movable plate (7), the right side surfaces of the sliding blocks (6) are respectively provided with fixed grooves (19), and the two fixed blocks (20) respectively extend to the inner parts of the two fixed grooves (19).
5. The door closer force adjustment mechanism according to claim 4, wherein: the two fixing blocks (20) are attached to the movable plate (7), and the two fixing blocks (20) are in clearance fit with the two fixing grooves (19) respectively.
6. The door closer force adjustment mechanism according to claim 4, wherein: the fixed subassembly is including the second telescopic link (14) that is two in quantity, two second telescopic link (14) are fixed connection respectively in the inside of two spread grooves (13), two equal dead lever of a side that second telescopic link (14) are relative is connected with baffle (16), two equal fixedly connected with dead lever (18) of a side that baffle (16) are relative, fixed orifices (17) have all been seted up to the top surface and the bottom surface of apron (9), two dead lever (18) extend respectively to the inside of two fixed orifices (17), two the second spring (15) of the equal cover of peripheral wall of second telescopic link (14) with spread groove (13) and baffle (16) fixed connection respectively, set up on valve body (1) support groove (12) that is two in quantity, two equal fixedly connected with one end of right flank of baffle (16) extends to support piece (11) inside support groove (12).
7. The door closer force adjustment mechanism according to claim 6, wherein: the support block (11) is in sliding connection with the support groove (12), the fixing rod (18) is in clearance fit with the fixing hole (17), and the baffle plate (16) is attached to the cover plate (9).
8. The door closer force adjustment mechanism of claim 7 wherein: the first telescopic rod (4) and the second telescopic rod (14) are composed of a sleeve bin and a moving rod, one end of the moving rod penetrates through and extends to the inside of the sleeve bin, the outer side of the moving rod is fixedly connected with a limiting block located in the sleeve bin, and a penetrating hole matched with the moving rod is formed in one side of the sleeve bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321890817.1U CN220451652U (en) | 2023-07-18 | 2023-07-18 | Force adjusting mechanism of door closer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321890817.1U CN220451652U (en) | 2023-07-18 | 2023-07-18 | Force adjusting mechanism of door closer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220451652U true CN220451652U (en) | 2024-02-06 |
Family
ID=89739438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321890817.1U Active CN220451652U (en) | 2023-07-18 | 2023-07-18 | Force adjusting mechanism of door closer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220451652U (en) |
-
2023
- 2023-07-18 CN CN202321890817.1U patent/CN220451652U/en active Active
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