CN204717252U - A kind of pneumatic support device - Google Patents
A kind of pneumatic support device Download PDFInfo
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- CN204717252U CN204717252U CN201420866325.3U CN201420866325U CN204717252U CN 204717252 U CN204717252 U CN 204717252U CN 201420866325 U CN201420866325 U CN 201420866325U CN 204717252 U CN204717252 U CN 204717252U
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- Prior art keywords
- support arm
- latch
- support
- connecting rod
- pneumatic
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- 230000007246 mechanism Effects 0.000 claims description 15
- 230000009471 action Effects 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 238000009987 spinning Methods 0.000 description 4
- 210000004907 gland Anatomy 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model proposes a kind of pneumatic support device, comprise the first support arm, the second support arm, the 3rd support arm, the first latch, the second latch, the 3rd latch, the 4th latch and connecting rod; The first end of the second support arm is arranged in outside the first support arm, and is fixed by the first latch, is arranged with the 3rd support arm, and is fixed by the second latch outside the second end of the second support arm; The first end of connecting rod is arranged in the first support arm, and is fixed by the 3rd latch, and the second end of connecting rod is arranged in the 3rd support arm, and is fixed by the 4th latch; Connecting rod is positioned at the top of the second support arm, and the bottom of the first support arm is provided with mounting hole, and the 3rd support arm is provided with trepanning.
Description
Technical field
The utility model relates to a kind of pneumatic support device, particularly relates to a kind of pneumatic support device of display device.
Background technique
Chinese patent (CN2769938Y) discloses a kind of supporting frame, and it includes: a bearing; At least one first support arm, one end of this first support arm is articulated in this bearing, and the inside of this first support arm is provided with one first pneumatic cylinder, this first pneumatic cylinder is able to the support arm of force of adjustment itself by one first location adjustment screw rod, and it is used to the weight that adjustment supporting frame bears; At least one second support arm, one end of this second support arm links by the other end of a pin-joint mechanism and the first support arm, and the inside of this second support arm is provided with one second pneumatic cylinder, this second pneumatic cylinder is able to the support arm of force of adjustment itself by one second location adjustment screw rod, and it is also used to the weight that adjustment supporting frame bears; At least one 3rd support arm, one end of the 3rd support arm is the other end being connected to this second support arm; And a pedestal, this pedestal is pivot joint and a joint, and this joint pivot is in the other end of the 3rd support arm.
Wherein, display device is fixed on pedestal, and bearing is fixed on metope.Display device realizes moving left and right by the Placement of bearing and the first support arm; Also realize elastic action by the Placement of the first support arm and the second support arm; Also made upper and lower with left and right action movement by the Placement of pedestal and the 3rd support arm.
Wherein, the first support arm is able to the support arm of force of adjustment itself by the first location adjustment screw rod by this first pneumatic cylinder, namely adjust the weight that the first support arm bears.Second support arm is able to the support arm of force of adjustment itself by the second location adjustment screw rod by this second pneumatic cylinder, namely adjust the weight that the first support arm bears.But the 3rd support arm not only subjects the weight of display device, also will subject the thrust that display device does above-mentioned action, therefore, the 3rd support arm very easily causes damage.If display device is directly connected with the second support arm, upper and lower with left and right adjustment cannot be realized.
Model utility content
In order to solve the problem, the utility model provides a kind of pneumatic support device.
The technical solution adopted in the utility model is as follows:
A kind of pneumatic support device, comprises the first support arm, the second support arm, the 3rd support arm, the first latch, the second latch, the 3rd latch, the 4th latch and connecting rod;
The first end of described second support arm is arranged in outside described first support arm, and is fixed by described first latch, is arranged with described 3rd support arm, and is fixed by described second latch outside the second end of described second support arm;
The first end of described connecting rod is arranged in described first support arm, and is fixed by described 3rd latch, and the second end of described connecting rod is arranged in described 3rd support arm, and is fixed by described 4th latch;
Described connecting rod is positioned at the top of described second support arm, and the bottom of described first support arm is provided with mounting hole, and described 3rd support arm is provided with trepanning.
Preferably, the tie point of described first support arm and described second support arm, the tie point of described second support arm and described 3rd support arm, the tie point of described 3rd support arm and described connecting rod, and the tie point of described connecting rod and described first support arm is in turn connected to form parallelogram.
Preferably, also comprise supporting mechanism, the two ends of described supporting mechanism connect described second support arm and described first support arm respectively.
Preferably, described supporting mechanism comprises air spring support plate, slide block, bolt, air spring and the 5th latch;
Described air spring is arranged on the inside of described second support arm, and is fixed by described second latch, and the output shaft of described air spring is connected with described air spring support plate by described 5th latch;
Be provided with cavity in described first support arm, described bolt through described cavity, and is threaded with the first support arm, and described slide block is arranged in cavity, and is connected with described bolt thread, and described slide block also connects described air spring support plate.
Preferably, the head of described bolt and afterbody are threaded with described first support arm respectively, and the middle part of described bolt is positioned at described cavity.
Preferably, described bolt and described first support arm are angularly arranged.
Preferably, the angle ranging from 0 ~ 90 °.
Preferably, the both sides of described 5th latch are respectively arranged with ball, described second support arm are respectively arranged with the chute with described ball engagement.
The utility model compared with the existing technology, has the following advantages and beneficial effect:
The utility model pneumatic support device, the tie point of the first support arm and the second support arm, the tie point of the second support arm and the 3rd support arm, the tie point of the 3rd support arm and connecting rod, and the tie point of connecting rod and the first support arm is in turn connected to form parallelogram.Wherein, the tie point of the first support arm and the second support arm, and the tie point of connecting rod and the first support arm is fixing, namely parallelogram is fixing, and this parallelogram makes shape conversion according to this.Therefore, display device is connected on a tie point, by changing the size of angle, realizing before and after display device and moving up and down, also can realize doing spinning movement (scope control is at-30 ° ~ 30 °) around tie point.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of pneumatic support device described in the utility model;
Fig. 2 is the sectional view of described a kind of pneumatic support device of Fig. 1;
Fig. 3 is the explosive view of a kind of pneumatic support device described in Fig. 1;
Fig. 4 is the structural representation that ball described in the utility model is connected with chute.
In figure: 1 is that the 3rd support arm, 2 is gland nut, 6 is mounting hole for bolt, 7 is the 3rd latch, 8,9 is slide block, 10 is air spring support plate, 11 to be the 5th latch, 12 be the first latch, 13 is trepanning for air spring, 14 be the second latch, 15 is the 4th latch, 16,17 is ball, 18 is chute for connecting rod, 3 to be the first support arm, 4 be the second support arm, 5.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
See shown in Fig. 1 to Fig. 3, a kind of pneumatic support device, comprises the first support arm 3, second support arm 4, the 3rd support arm 1, first latch 12, second latch 14, the 3rd latch 7, the 4th latch 15 and connecting rod 2; The first end of the second support arm 4 is arranged in outside the first support arm 3, and is fixed by the first latch 12, is arranged with the 3rd support arm 1 outside the second end of the second support arm 4, and is fixed by the second latch 14; The first end of connecting rod 2 is arranged in the first support arm 3, and is fixed by the 3rd latch 7, and the second end of connecting rod 2 is arranged in the 3rd support arm 1, and is fixed by the 4th latch 15; Connecting rod 2 is positioned at the top of the second support arm 4, and the bottom of the first support arm 3 is provided with mounting hole 8, and the 3rd support arm 1 is provided with trepanning 16.
Pneumatic support device is set on strut by mounting hole, play fixing while, this device also can do 180 degree of spinning movements around strut.Display devices etc. are fixing on the apparatus by trepanning, and in addition, display device also connects the 3rd support arm by pin-joint mechanism, makes the action of display device more comprehensive.
First key problem in technology of the present utility model is, the first end of connecting rod 2 is arranged in the first support arm 3, and is fixed by the 3rd latch 7, and the second end of connecting rod 2 is arranged in the 3rd support arm 1, and is fixed by the 4th latch 15.
By arranging connecting rod, the bearing capacity of the 3rd support arm is increased.Wherein, the first latch, the second latch, the 3rd latch, the 4th latch and the 5th latch are arranged in parallel.The tie point of the first support arm and the second support arm, the tie point of the second support arm and the 3rd support arm, the tie point of the 3rd support arm and connecting rod, and the tie point of connecting rod and the first support arm is in turn connected to form parallelogram.Wherein, the tie point of the first support arm and the second support arm, and the tie point of connecting rod and the first support arm is fixing, namely parallelogram is fixing, and this parallelogram makes shape conversion according to this.
Therefore, display device is connected on a tie point, by changing the size of angle, realizing before and after display device and moving up and down, also can realize doing spinning movement (scope control is at-30 ° ~ 30 °) around tie point.
Second key problem in technology also comprises supporting mechanism, and the two ends of supporting mechanism connect the second support arm 4 and the first support arm 3 respectively.
Technological scheme is further, and supporting mechanism comprises air spring support plate 10, slide block 9, bolt 6, air spring 13 and the 5th latch 11; Air spring 13 is arranged on the inside of the second support arm 4, and is fixed by the second latch 14, and the output shaft of air spring 13 is connected with air spring support plate 10 by the 5th latch 11; Be provided with cavity in first support arm 3, bolt 6 through cavity, and is threaded with the first support arm 3, and slide block 9 is arranged in cavity, and is threaded with bolt 6, and slide block 9 also connects air spring support plate 10.
By arranging supporting mechanism, increasing the bearing capacity of the second support arm, improving the intensity of pneumatic support device further.The adjustment of parallelogram angular dimension is controlled by arranging air spring.Wherein, the output of air spring connects the four or five latch, and stretched by air spring, adjusting angle, realizes before and after display device and move up and down, and also can realize doing spinning movement around tie point.
Further, the head of bolt 6 and afterbody are threaded with the first support arm 3 respectively, and the middle part of bolt 6 is positioned at cavity.
Further, bolt 6 and the first support arm 3 are angularly arranged.Preferably, angle is 0 ~ 90 °.
Wherein, the head of bolt is fixed by gland nut 5, and gland nut 5 is threaded with the first support arm.Pass through rotating bolt, slide block is moved along bolt, and change the angle of air spring dunnage, thus change the loading angle of pneumatic support device active force (along on pressure rod air spring axial direction), thus adjustable pressure formula support device bearing capacity.
Wherein, the head of bolt and afterbody are threaded with the first support arm respectively, and the middle part of bolt is positioned at cavity.Namely two of bolt is fixing, and slide block is positioned at cavity, and moves along bolt, the intensity of supporting mechanism is increased, effectively prevents the damage of supporting mechanism.
Technological scheme is further, and the both sides of the 5th latch 11 are respectively arranged with ball 17, the second support arm 4 is respectively arranged with the chute 18 coordinated with ball 17.
Second support arm realizes angle adjustment by supporting mechanism, and ball slides in this chute, makes air spring adjustable extent become large.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. a pneumatic support device, is characterized in that, comprises the first support arm, the second support arm, the 3rd support arm, the first latch, the second latch, the 3rd latch, the 4th latch and connecting rod;
The first end of described second support arm is arranged in outside described first support arm, and is fixed by described first latch, is arranged with described 3rd support arm, and is fixed by described second latch outside the second end of described second support arm;
The first end of described connecting rod is arranged in described first support arm, and is fixed by described 3rd latch, and the second end of described connecting rod is arranged in described 3rd support arm, and is fixed by described 4th latch;
Described connecting rod is positioned at the top of described second support arm, and the bottom of described first support arm is provided with mounting hole, and described 3rd support arm is provided with trepanning.
2. pneumatic support device according to claim 1, it is characterized in that, the tie point of described first support arm and described second support arm, the tie point of described second support arm and described 3rd support arm, the tie point of described 3rd support arm and described connecting rod, and the tie point of described connecting rod and described first support arm is in turn connected to form parallelogram.
3. pneumatic support device according to claim 1, is characterized in that, also comprises supporting mechanism, and the two ends of described supporting mechanism connect described second support arm and described first support arm respectively.
4. pneumatic support device according to claim 3, is characterized in that, described supporting mechanism comprises air spring support plate, slide block, bolt, air spring and the 5th latch;
Described air spring is arranged on the inside of described second support arm, and is fixed by described second latch, and the output shaft of described air spring is connected with described air spring support plate by described 5th latch;
Be provided with cavity in described first support arm, described bolt through described cavity, and is threaded with the first support arm, and described slide block is arranged in cavity, and is connected with described bolt thread, and described slide block also connects described air spring support plate.
5. pneumatic support device according to claim 4, is characterized in that, the head of described bolt and afterbody are threaded with described first support arm respectively, and the middle part of described bolt is positioned at described cavity.
6. pneumatic support device according to claim 4, is characterized in that, described bolt and described first support arm are angularly arranged.
7. pneumatic support device according to claim 6, is characterized in that, the angle ranging from 0 ~ 90 °.
8. pneumatic support device according to claim 4, is characterized in that, the both sides of described 5th latch are respectively arranged with ball, described second support arm are respectively arranged with the chute with described ball engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866325.3U CN204717252U (en) | 2014-12-31 | 2014-12-31 | A kind of pneumatic support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866325.3U CN204717252U (en) | 2014-12-31 | 2014-12-31 | A kind of pneumatic support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204717252U true CN204717252U (en) | 2015-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420866325.3U Expired - Fee Related CN204717252U (en) | 2014-12-31 | 2014-12-31 | A kind of pneumatic support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204717252U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420707A (en) * | 2017-06-29 | 2017-12-01 | 上海慧想办公用品有限公司 | The spring regulation support arm of display bracket |
-
2014
- 2014-12-31 CN CN201420866325.3U patent/CN204717252U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420707A (en) * | 2017-06-29 | 2017-12-01 | 上海慧想办公用品有限公司 | The spring regulation support arm of display bracket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 |