CN202131870U - Double-shaft hinge and high-speed wind tunnel experiment capsule provided with same - Google Patents
Double-shaft hinge and high-speed wind tunnel experiment capsule provided with same Download PDFInfo
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- CN202131870U CN202131870U CN201120193132U CN201120193132U CN202131870U CN 202131870 U CN202131870 U CN 202131870U CN 201120193132 U CN201120193132 U CN 201120193132U CN 201120193132 U CN201120193132 U CN 201120193132U CN 202131870 U CN202131870 U CN 202131870U
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- hinge
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- deep groove
- groove ball
- ball bearing
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Abstract
The utility model provides a double-shaft hinge and a high-speed wind tunnel experiment capsule provided with the same. The double-shaft hinge comprises a first hinge shaft, a second hinge shaft and a hinge body connecting the first and second hinge shafts, thrust bearings are arranged on the first and second hinge shafts, and radial bearings are further arranged at two ends of the first and second hinge shafts. Through the double-shaft hinge, opening and closing a door with tons can be possible.
Description
Technical field
The utility model relates to Double pin hinge and wind tunnel experiment cabin technical field, in particular to a kind of Double pin hinge and have the high-speed wind tunnel Laboratory Module of this Double pin hinge.
Background technology
Use hinge or hinge bodies always in the linkage element of existing door and other parts, but existing twin axle linkage element stress-bearing capability is limited, can not be adapted to the needs of some special occasions, like required wind-tunnel cabin door linkage element in the wind tunnel experiment.
Wind tunnel experiment is experimental model to be positioned over carry out corresponding experiment in the Laboratory Module, and for whole wind tunnel experiment, Laboratory Module must have:
(1) space in enough cabins, so that after guaranteeing that the large scale model gets into the cabin body, the requirement of Reynolds number and geometric modelling accuracy still can be satisfied in remaining space;
(2) there is air pressure in tightness in the cabin during experiment, this air pressure is near vacuum usually, and for preventing the required air pressure requirement that reaches of gas leakage contribution experiment, used Laboratory Module air-tightness will be got well;
(3) strength and stiffness are high, and in the wind tunnel experiment process, the cabin internal gas pressure has the pressure effect to the cabin body, and for preventing cabin body stress deformation, institute selects for use the cabin body to need to bear corresponding pressure by air pressure, and unlikely distortion or be destroyed;
(4) turnover is convenient, and in the wind tunnel experiment, department pattern also need be installed in the Laboratory Module, perhaps further adjustment.At this moment, the associative operation personnel just need to get in the Laboratory Module.Some experiment needs manual work to detect data on the spot in addition, also needs operating personnel to get in the Laboratory Module and detects.Therefore, whether operating personnel can easily pass in and out Laboratory Module also becomes an index considering Laboratory Module.
For satisfying above 4 requirements simultaneously, Laboratory Module one side is provided with hatch door, and size is different according to the size of processing model for this hatch door.When handling the wind-tunnel of large-size model, the wind-tunnel hatch door is also bigger, and hatch door can weigh several tons.But in experiment, often need open and close hatch door repeatedly, operate this overweight hatch door manpower Chang Buneng high in efficiency and convenience and accomplish.
Prior art opens and closes hatch door to reach the saving manpower often through the electronic or hydraulic pressure door-opening mechanism of design, accelerates the purpose of speed of experiment; But also need purchase relevant device when adopting this method, thereby increase construction cost.And the equipment of purchasing also can increase the floor space of hatch door, makes that the whole area occupied of Laboratory Module is excessive.
The utility model content
The utility model aims to provide a kind of Double pin hinge and has the high-speed wind tunnel Laboratory Module of this Double pin hinge, can not share a body weight to solve hinge of the prior art, makes only can't open and close the problem like overweight door bodies such as wind tunnel experiment cabin doors through manpower.
To achieve these goals; According to the utility model a kind of Double pin hinge is provided on the one hand; Comprise first hinge axis, second hinge axis and the hinge bodies that connects first, second hinge axis; Be respectively equipped with thrust bearing on first hinge axis and second hinge axis, the two ends of first hinge axis and second hinge axis also are respectively equipped with journal bearing.
Further, thrust bearing comprises: first thrust bearing is arranged at arbitrary end of first hinge axis; Second thrust bearing is arranged on second hinge axis and holds an opposite end with first thrust bearing place.
Further, journal bearing is a deep groove ball bearing, comprises first deep groove ball bearing, second deep groove ball bearing, the 3rd deep groove ball bearing and the 4th deep groove ball bearing; First deep groove ball bearing and second deep groove ball bearing are arranged at two opposite ends of first hinge axis respectively; The 3rd deep groove ball bearing and the 4th deep groove ball bearing are arranged at two opposite ends of second hinge axis respectively.
Further, first thrust bearing is arranged at the outside of second deep groove ball bearing; Second thrust bearing is arranged at the outside of the 3rd deep groove ball bearing.
According to a kind of high-speed wind tunnel Laboratory Module of providing on the other hand of the utility model, Laboratory Module comprises: cabin body and hatch door, Laboratory Module comprise also that like aforesaid Double pin hinge Double pin hinge connects cabin body and hatch door.
Further, Double pin hinge also comprises hinge lug that is arranged on the first hinge axis two ends in couples and the supporting seat that is arranged in pairs in the second hinge axis two ends, and an end of each hinge lug is socketed on an end of first hinge axis, and the other end links to each other with hatch door; One end of each supporting seat is socketed on an end of second hinge axis, and the other end links to each other with the cabin body.
Further, Double pin hinge also comprises a plurality of axle sleeves, and each axle sleeve is arranged between each hinge lug and first hinge axis respectively and between each supporting seat and second hinge axis.
Further, Double pin hinge also comprises a plurality of clamping nuts and a plurality of hold-doun nut, and wherein, the two ends of first, second hinge axis are provided with clamping nut and hold-doun nut; The medial extremity vertically of clamping nut and axle sleeve apical grafting, outboard end and hold-doun nut join.
Further, cabin body opening part is provided with flange seat, and flange seat is connected with an end of the supporting seat of Double pin hinge away from an end of cabin body.
Further, Laboratory Module also comprises the handle that is arranged on the hatch door away from an end of Double pin hinge.
The technique effect of the utility model is:
What the utility model provided can be disperseed the power that linkage element is born by bearing, make as the overweight door body of the hatch door of high-speed wind tunnel Laboratory Module, can open and close to make things convenient for, and only manpower can be accomplished, and increases work efficiency.
The high-speed wind tunnel Laboratory Module that the utility model provides with Double pin hinge, its hatch door stress balance, manufacturing process are simple, and it is convenient to open and close, high efficiency.
Description of drawings
The Figure of description that constitutes the application's a part is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 is the high-speed wind tunnel Laboratory Module schematic perspective view that comprises Double pin hinge in the utility model preferred embodiment;
Fig. 2 is the stereogram of the Double pin hinge among Fig. 1; And
Fig. 3 is the axial sectional view of Fig. 2.
The specific embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the utility model.
Please refer to Fig. 1, show the high-speed wind tunnel Laboratory Module that is provided with the Double pin hinge that this practicality newly provides, this high-speed wind tunnel Laboratory Module comprises: cabin body 1, the Double pin hinge 5 that is fixed in cabin body 1 and rotation are installed on the hatch door 4 on the Double pin hinge 5.Body 1 exit in cabin is provided with flange seat 2.Double pin hinge 5 is connected in a side of flange seat 2.Hatch door 4 is provided with handle 3 away from an end of Double pin hinge 5, so that open and close hatch door 4.
Please combine referring to figs. 2 and 3, the Double pin hinge 5 that the utility model provides comprises: first hinge axis 54 and second hinge axis 55.First hinge axis 54 is connected through hinge bodies 51 with second hinge axis 55, and hinge bodies 51 is sheathed on the centre portion of said first and second hinge axis 54,55.
First end of first hinge axis 54 is arranged with first deep groove ball bearing 561.Second end of first hinge axis 54 sets gradually the inboard that second deep groove ball bearing 562, first thrust bearing, 571, the second deep groove ball bearings 562 are positioned at first thrust bearing 571.First deep groove ball bearing 561, second deep groove ball bearing 562 and first thrust bearing 571 and are connected in hinge bodies 51 and settle in the groove of corresponding bearing all between first hinge axis 54 and hinge bodies 51.First end of first hinge axis 54 and the outside of second end are fixed with the hinge lug 6 of joining with hatch door 4 respectively.Each hinge lug 6 is in abutting connection with hinge bodies 51, and is provided with axle sleeve 58 between each hinge lug 6 and first hinge axis 54.The outside of each hinge lug 6 is provided with clamping nut 52 and hold-doun nut 53 successively.Clamping nut 52 compresses corresponding hinge lug 6 and axle sleeve 58, and props up first deep groove ball bearing 561 and first thrust bearing 571 through axle sleeve 58 respectively.Hold-doun nut 53 is kept out corresponding clamping nut 52, comes off from the two ends of first hinge axis 54 to prevent hinge lug 6.
First end of second hinge axis 55 sets gradually the inboard that the 3rd deep groove ball bearing 563 and second thrust bearing, 572, the three deep groove ball bearings 563 are positioned at second thrust bearing 572.Second end of second hinge axis 55 is provided with the 4th deep groove ball bearing 574.Second thrust bearing 572, the 3rd deep groove ball bearing 563, the 4th deep groove ball bearing 574 are all between second hinge axis 55 and hinge bodies 51.First end of second hinge axis 55 and the outside of second end are respectively equipped with the supporting seat 59 that is fixed in flange seat 2.Each supporting seat 6 is in abutting connection with hinge bodies 51, and is provided with an axle sleeve 58 between each supporting seat 6 and second hinge axis 55.Based on the purpose identical with first hinge axis 54, the outside of the opposite end of second hinge axis 55 also is equipped with clamping nut 52 and hold-doun nut 53, and erection sequence is like the corresponding part erection sequence of first hinge axis 54.
Because the first, second, third and the 4th deep groove ball bearing 561,562,563,564 need be used in pairs, thereby can not be provided with separately.
When the first, second, third and the 4th deep groove ball bearing 561,562,563,564 ability balances opened and closed hatch door 4, hatch door 4 force in radial avoided the axle center of first, second hinge axis 54,55 to squint, and make that switching hatch door 4 is more steady.First thrust bearing 571 can be offset the axial gravity of hatch door 4, makes operating personnel to open and close like a cork to weigh several tons hatch door 4.Preferably, set 572 generations of second thrust bearing and first thrust bearing, 571 rightabout thrusts are fallen hatch door 4 suffered unnecessary thrust-balancings.
In other embodiments, a sheathed thrust bearing 571,572 on first hinge axis 54 or second hinge axis 55.
In other embodiments, flange seat 2, hinge lug 6, supporting seat 59 all can be provided with.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. Double pin hinge; Comprise: first hinge axis (54), second hinge axis (55) and connect said first hinge axis (54) and the hinge bodies (51) of second hinge axis (55); It is characterized in that; Be respectively equipped with thrust bearing on said first hinge axis (54) and second hinge axis (55), the two ends of said first hinge axis (54) and second hinge axis (55) also are respectively equipped with journal bearing.
2. Double pin hinge according to claim 1 is characterized in that: said thrust bearing comprises:
First thrust bearing (571) is arranged at arbitrary end of said first hinge axis (54);
Second thrust bearing (572) is arranged at said second hinge axis (55) and goes up and the opposite end of said first thrust bearing (571) place end.
3. Double pin hinge according to claim 1; It is characterized in that: said journal bearing is deep groove ball bearing (561,562,563,564); Comprise first deep groove ball bearing (561), second deep groove ball bearing (562), the 3rd deep groove ball bearing (563) and the 4th deep groove ball bearing (564)
Said first deep groove ball bearing (561) and second deep groove ball bearing (562) are arranged at two opposite ends of said first hinge axis (54) respectively:
Said the 3rd deep groove ball bearing (563) and the 4th deep groove ball bearing (564) are arranged at two opposite ends of said second hinge axis (55) respectively.
4. Double pin hinge according to claim 3 is characterized in that:
First thrust bearing (571) is arranged at the outside of said second deep groove ball bearing (562),
Second thrust bearing (572) is arranged at the outside of said the 3rd deep groove ball bearing (563).
5. high-speed wind tunnel Laboratory Module; Said Laboratory Module comprises: cabin body (1) and hatch door (4); It is characterized in that: said Laboratory Module also comprises each described Double pin hinge (5) in the claim 1～4, and said Double pin hinge (5) connects said cabin body (1) and said hatch door (4).
6. Laboratory Module according to claim 5; It is characterized in that: said Double pin hinge (5) also comprises the hinge lug (6) that is arranged on first hinge axis (54) two ends in couples and is arranged in pairs in the supporting seat (59) at second hinge axis (55) two ends; One end of each said hinge lug (6) is socketed on an end of said first hinge axis (54); The other end links to each other with said hatch door (4)
One end of each said supporting seat (59) is socketed on an end of said second hinge axis (55), and the other end links to each other with said cabin body (1).
7. Laboratory Module according to claim 6; It is characterized in that: said Double pin hinge (5) also comprises a plurality of axle sleeves (58), and each said axle sleeve (58) is arranged between each said hinge lug (6) and said first hinge axis (54) respectively and between each said supporting seat (59) and said second hinge axis (55).
8. Laboratory Module according to claim 7 is characterized in that: said Double pin hinge (5) also comprises a plurality of clamping nuts (52) and a plurality of hold-doun nut (53), wherein,
The two ends of said first, second hinge axis (54,55) are provided with clamping nut (52) and hold-doun nut (53), the medial extremity vertically of said clamping nut (52) and said axle sleeve (58) apical grafting, and outboard end and said hold-doun nut (53) join.
9. Laboratory Module according to claim 6 is characterized in that: said cabin body (1) opening part is provided with flange seat (2), and said flange seat (2) is connected with an end of the said supporting seat (59) of said Double pin hinge away from an end of cabin body (1).
10. Laboratory Module according to claim 5 is characterized in that: said Laboratory Module comprises that also being arranged at said hatch door (4) goes up the handle (3) away from an end of said Double pin hinge (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120193132U CN202131870U (en) | 2011-06-09 | 2011-06-09 | Double-shaft hinge and high-speed wind tunnel experiment capsule provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120193132U CN202131870U (en) | 2011-06-09 | 2011-06-09 | Double-shaft hinge and high-speed wind tunnel experiment capsule provided with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202131870U true CN202131870U (en) | 2012-02-01 |
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ID=45520643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120193132U Expired - Fee Related CN202131870U (en) | 2011-06-09 | 2011-06-09 | Double-shaft hinge and high-speed wind tunnel experiment capsule provided with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202131870U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980738A (en) * | 2012-12-28 | 2013-03-20 | 中国人民解放军国防科学技术大学 | Cabin door opening device for hypersonic velocity wind tunnel experiment cabin |
| CN103089104A (en) * | 2013-01-22 | 2013-05-08 | 中国人民解放军国防科学技术大学 | Hatch cover opening mechanism |
| CN108086831A (en) * | 2017-12-22 | 2018-05-29 | 丰业迪睦斯（芜湖）汽车部件有限公司 | A kind of stud connection anti-loose body hinge |
| CN109138673A (en) * | 2018-09-28 | 2019-01-04 | 江苏三乔智能科技有限公司 | A kind of built-in hinge structure |
| CN110630151A (en) * | 2019-11-01 | 2019-12-31 | 烟台宏远氧业股份有限公司 | Pressure-resistant cabin door structure with uniform stress and self-sealing |
-
2011
- 2011-06-09 CN CN201120193132U patent/CN202131870U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980738A (en) * | 2012-12-28 | 2013-03-20 | 中国人民解放军国防科学技术大学 | Cabin door opening device for hypersonic velocity wind tunnel experiment cabin |
| CN102980738B (en) * | 2012-12-28 | 2015-01-14 | 中国人民解放军国防科学技术大学 | Cabin door opening device for hypersonic velocity wind tunnel experiment cabin |
| CN103089104A (en) * | 2013-01-22 | 2013-05-08 | 中国人民解放军国防科学技术大学 | Hatch cover opening mechanism |
| CN108086831A (en) * | 2017-12-22 | 2018-05-29 | 丰业迪睦斯（芜湖）汽车部件有限公司 | A kind of stud connection anti-loose body hinge |
| CN109138673A (en) * | 2018-09-28 | 2019-01-04 | 江苏三乔智能科技有限公司 | A kind of built-in hinge structure |
| CN110630151A (en) * | 2019-11-01 | 2019-12-31 | 烟台宏远氧业股份有限公司 | Pressure-resistant cabin door structure with uniform stress and self-sealing |
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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: 20120201 Termination date: 20160609 |