CN219012311U - Pneumatic door closing device - Google Patents
Pneumatic door closing device Download PDFInfo
- Publication number
- CN219012311U CN219012311U CN202223394513.4U CN202223394513U CN219012311U CN 219012311 U CN219012311 U CN 219012311U CN 202223394513 U CN202223394513 U CN 202223394513U CN 219012311 U CN219012311 U CN 219012311U
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- door
- rotating shaft
- door frame
- pneumatic
- cylinder
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- 238000005056 compaction Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008093 supporting effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model relates to a pneumatic door closing device, comprising: a door plate is rotatably connected to one side of the door frame, and a first rotating shaft is arranged on the other side of the door frame; a pinch roller connected to the first shaft; the rotary cylinder is arranged on the door frame, is connected with the first rotating shaft and is used for driving the pressing roller on the first rotating shaft to tightly attach the door plate to the door frame. In summary, this kind of pneumatic door closing device adopts revolving cylinder as compressing tightly the power supply, when closing the door, pushes away the door plant free end near to the door frame, starts revolving cylinder, drives first pivot and rotates, and at this moment, compress tightly the gyro wheel and also follow the rotation, from the contact door plant until the door plant tightly detains the door frame, and very convenient and laborsaving, and the degree of compressing tightly of door plant can be directly through the air pressure size of adjusting the cylinder when realizing opening the door, revolving cylinder counter-rotating release door plant can, easy operation and reliable.
Description
Technical Field
The utility model relates to the technical field of photoelectric communication equipment, in particular to a pneumatic door closing device.
Background
The common door locking mechanism of reaction box equipment is generally a manual locking mechanism, is similar to a container door lock, is provided with a rotating shaft and a handle buckle, is provided with a movable handle, is provided with a lock tongue at each end of the rotating shaft, is provided with clamping grooves corresponding to the lock tongue, is provided with an upper door frame and a lower door frame, and is provided with a locking groove by operating the movable handle to rotate the rotating shaft, so that the lock tongue is embedded into the clamping grooves and is lapped on the handle buckle, thereby realizing the locking of the door, and only the lock tongue is required to be reversely released when the door is opened.
However, this manual locking mechanism has the following disadvantages: 1. for convenient operation, the rotating shaft is generally a hollow shaft, so the strength of the rotating shaft is limited, and the rotating shaft is generally suitable for light doors with the size of below 2.5 meters; 2. the adjustment of the compression degree is inconvenient, and the relative position between the lock tongue and the clamping groove can be adjusted only by adding a gasket; 3. the door is inconvenient to close, and under the condition that sealing rings are arranged on the periphery of the door frame, an operator is required to push the door, so that the door can be closed to a position where the lock tongue can be embedded into the clamping groove by rotating, and then the handle can be rotated to lock the door.
Disclosure of Invention
Therefore, the utility model aims to solve the technical problems of inconvenient opening and closing and compaction adjustment of the door closing mechanism in the prior art.
In order to solve the above technical problems, the present utility model provides a pneumatic door closing device, including:
a door plate is rotatably connected to one side of the door frame, and a first rotating shaft is arranged on the other side of the door frame;
the pressing roller is connected with the first rotating shaft;
the rotary cylinder is arranged on the door frame and connected with the first rotating shaft, and the rotary cylinder is used for driving the pressing roller on the first rotating shaft to cling to the door plate and the door frame.
In one embodiment of the utility model, the rotary cylinder comprises a cylinder body and a second rotating shaft, a fixed support is arranged on the door frame, the cylinder body is connected with the fixed support, and the second rotating shaft is connected with the first rotating shaft.
In one embodiment of the utility model, a coupling is provided between the second shaft and the first shaft.
In one embodiment of the present utility model, the door frame is provided with a plurality of bearings, and inner rings of the plurality of bearings are sleeved with the first rotating shaft.
In one embodiment of the utility model, a plurality of bearing seats are arranged on the door frame, and the bearings are clamped in the bearing seats.
In one embodiment of the utility model, a pressing block is arranged on the rotating shaft, and the pressing block is connected with the pressing roller.
In one embodiment of the utility model, the pinch roller and the pinch block are each provided with a plurality of pinch rollers.
In one embodiment of the utility model, the pinch roller is a universal ball roller.
In one embodiment of the utility model, a plurality of hinges are arranged on one side of the door frame away from the first rotating shaft, and the door plate is rotatably connected with the door frame through the plurality of hinges
In one embodiment of the utility model, clamping grooves are formed in the periphery of the door frame, and sealing strips are arranged in the clamping grooves.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
the pneumatic door closing device adopts the rotary air cylinder as a compression power source, when the door is closed, the free end of the door plate is pushed to the vicinity of the door frame, the rotary air cylinder is started to drive the first rotating shaft to rotate, at the moment, the compression roller also rotates in a following way, the door plate is contacted until the door plate is tightly buckled with the door frame, the pneumatic door closing device is very convenient and labor-saving, the compression degree of the door plate can be directly realized by adjusting the air pressure of the air cylinder, and when the door is opened, the door plate is released by reversely rotating the rotary air cylinder, so that the whole operation is simple and reliable.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which
FIG. 1 is a front view of a pneumatic door closer of the present utility model;
FIG. 2 is a top view of the pneumatic door closer of the present utility model;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
fig. 4 is a cross-sectional view of the portion a of fig. 2.
Description of the specification reference numerals: 1. a door frame; 2. a door panel; 3. a first rotating shaft; 4. a pressing roller; 5. a rotary cylinder; 6. a second rotating shaft; 7. a coupling; 8. a bearing; 9. a bearing seat; 10. a compaction block; 11. a hinge; 12. a clamping groove; 13. and (5) a sealing strip.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art may better understand the present utility model and practice it, but the embodiments are not limited thereto.
Referring to fig. 1 to 3, the present utility model provides a pneumatic door closer comprising:
a door plate 2 is rotatably connected to one side of the door frame 1, and a first rotating shaft 3 is arranged on the other side of the door frame 1;
a pinch roller 4 connected to the first shaft 3;
the rotary cylinder 5 is arranged on the door frame 1, the rotary cylinder 5 is connected with the first rotating shaft 3, and the rotary cylinder 5 is used for driving the compression roller 4 on the first rotating shaft 3 to tightly attach the door plate 2 to the door frame 1.
In summary, this kind of pneumatic door closing device adopts revolving cylinder 5 as compressing tightly the power supply, when closing the door, pushes away door plant 2 free end near door frame 1, starts revolving cylinder 5, drives first pivot 3 and rotates, at this moment, compress tightly gyro wheel 4 and also follow rotatory, from contact door plant 2 until door plant 2 buckles door frame 1 tightly, and very convenient and laborsaving, and door plant 2 compress tightly degree can directly realize through the atmospheric pressure size of adjusting the cylinder, when opening the door, only need with revolving cylinder 5 counter-rotating release door plant 2 can, whole easy operation is reliable.
Specifically, the door plate 2 and the door frame 1 are connected in a conventional manner, the free end of the door plate 2 is vertically provided with a first rotating shaft 3 at a position corresponding to the position attached to the door frame 1, and the height and the shaft diameter of the first rotating shaft 3 can be selected according to the weight of the door plate 2 so as to ensure the strength of the shaft; the pressing roller 4 can gradually move away from and approach the door plate 2 along with the rotation of the first rotating shaft 3, and the opening of the door is not influenced when the pressing roller is at the initial position; the maximum disposable rotation angle of the rotary cylinder 5 is 270 °, which is to be adjusted to ensure that the first rotary shaft 3 is driven in rotation and the maximum depth of the pinch roller 4 is reached.
Further, the rotary cylinder 5 comprises a cylinder body and a second rotating shaft 6, a fixed support is arranged on the door frame 1, the cylinder body is connected with the fixed support, and the second rotating shaft 6 is connected with the first rotating shaft 3.
Specifically, a fixing bracket is arranged above the first rotating shaft 3, the body of the rotating cylinder 5 is arranged between the fixing bracket and the fixing bracket should ensure that the rotating center of the rotating cylinder 5 and the axial lead of the first rotating shaft 3 are on the same straight line, and when the output end of the rotating cylinder 5 is an embedded rotating groove body, the second rotating shaft 6 is firstly connected with the embedded rotating groove body as a transition shaft and then connected with the first rotating shaft 3.
Further, a coupling 7 is provided between the second shaft 6 and the first shaft 3.
Specifically, the lower end of the second rotating shaft 6 and the upper end of the first rotating shaft 3 are hard-connected through the coupling 7, and the coupling 7 has the effect that when the rotary cylinder 5 is initially installed, the angle of the rotary cylinder 5 needs to be adjusted, and when the pressing roller 4 rotates to the maximum angle along with the rotary cylinder 5, the maximum depth of the pressing roller 4 is still not reached, that is, the pressing roller 4 can further press the door plate 2, and at the moment, only the angle of the first rotating shaft 3 relative to the second rotating shaft 6 needs to be adjusted, the rotary cylinder 5 does not need to be adjusted, so that the method is quite convenient.
Further, a plurality of bearings 8 are arranged on the door frame 1, and the inner rings of the plurality of bearings 8 are sleeved with the first rotating shaft 3.
Specifically, the bearings 8 are uniformly mounted on the door frame 1, so that the stability of the first rotating shaft 3 when the door plate 2 is driven to rotate can be ensured.
Further, a plurality of bearing seats 9 are arranged on the door frame 1, and bearings 8 are clamped in the bearing seats 9.
Specifically, the bearing seat 9 is fixed on the door frame 1 through bolts, or a plurality of bearing seats 9 can be integrally formed on the door frame 1 directly for fixing the bearing 8.
Further, a pressing block 10 is arranged on the rotating shaft, and the pressing block 10 is connected with the pressing roller 4.
Specifically, one end of the pressing block 10 is a roller mounting hole, the other end is fixed on the first rotating shaft 3 through a bolt, it is conceivable that a mounting bump is welded on the rotating shaft, the mounting surface is a plane, one end of the pressing block 10 can be welded on the mounting bump through a bolt, and the other end is used for fixing the shaft end of the pressing roller 4.
Further, the pressing roller 4 and the pressing block 10 are provided in plurality.
Specifically, the plurality of compaction rollers 4 are uniformly arranged on the first rotating shaft 3, so that the upper and lower consistency of the door plate 2 during compaction can be ensured, and the compaction effect of the door plate 2 is improved.
Further, the pressing roller 4 is a universal ball roller.
Specifically, the universal ball wheel makes the ball can free rotation when laminating door plant 2, compares ordinary gyro wheel, and it has better supporting effect to door plant 2, and is also more durable, corresponds and can set up relevant spacing groove on door plant 2, strengthens the spacing to compressing tightly gyro wheel 4.
Further, a plurality of hinges 11 are arranged on one side of the door frame 1 far away from the first rotating shaft 3, and the door plate 2 is rotatably connected with the door frame 1 through the plurality of hinges 11
Specifically, the hinges 11 are conventionally provided, and a plurality of the hinges 11 together serve as a rotational connection for supporting the door panel 2.
Further, clamping grooves 12 are formed in the periphery of the door frame 1, and sealing strips 13 are arranged in the clamping grooves 12.
Specifically, on the reaction box in the art, door frame 1 is the storehouse mouth end of reaction box, and sealing strip 13 fixes around this storehouse mouth, can play the sealed effect to whole reaction box when door plant 2 laminating, and corresponding, inboard also can set up corresponding draw-in groove 12 around the reaction box for thereby further strengthening sealed effect of lock sealing strip 13.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (10)
1. A pneumatic door closer comprising:
a door plate is rotatably connected to one side of the door frame, and a first rotating shaft is arranged on the other side of the door frame;
the pressing roller is connected with the first rotating shaft;
the rotary cylinder is arranged on the door frame and connected with the first rotating shaft, and the rotary cylinder is used for driving the pressing roller on the first rotating shaft to cling to the door plate and the door frame.
2. A pneumatic door closer device according to claim 1, wherein: the rotary cylinder comprises a cylinder body and a second rotating shaft, a fixed support is arranged on the door frame, the cylinder body is connected with the fixed support, and the second rotating shaft is connected with the first rotating shaft.
3. A pneumatic door closer as claimed in claim 2, wherein: a coupling is arranged between the second rotating shaft and the first rotating shaft.
4. A pneumatic door closer device according to claim 1, wherein: the door frame is provided with a plurality of bearings, and the inner rings of the bearings are sleeved with the first rotating shaft.
5. A pneumatic door closer as claimed in claim 4, wherein: the door frame is provided with a plurality of bearing seats, and the bearing is clamped in the bearing seats.
6. The pneumatic door closer of claim 5, wherein: the rotary shaft is provided with a compression block, and the compression block is connected with the compression roller.
7. A pneumatic door closer device according to claim 6, wherein: the compaction roller and the compaction block are both provided with a plurality of compaction rollers.
8. A pneumatic door closer device according to claim 1, wherein: the compaction roller is a universal ball roller.
9. A pneumatic door closer device according to claim 1, wherein: the door frame is kept away from one side of first pivot is provided with a plurality of hinges, the door plant pass through a plurality of hinges with the door frame rotates to be connected.
10. A pneumatic door closer device according to claim 1, wherein: clamping grooves are formed in the periphery of the door frame, and sealing strips are arranged in the clamping grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223394513.4U CN219012311U (en) | 2022-12-15 | 2022-12-15 | Pneumatic door closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223394513.4U CN219012311U (en) | 2022-12-15 | 2022-12-15 | Pneumatic door closing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219012311U true CN219012311U (en) | 2023-05-12 |
Family
ID=86250548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223394513.4U Active CN219012311U (en) | 2022-12-15 | 2022-12-15 | Pneumatic door closing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219012311U (en) |
-
2022
- 2022-12-15 CN CN202223394513.4U patent/CN219012311U/en active Active
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