CN220224980U - Double-revolute pair spherical hinge device - Google Patents
Double-revolute pair spherical hinge device Download PDFInfo
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- CN220224980U CN220224980U CN202322287637.0U CN202322287637U CN220224980U CN 220224980 U CN220224980 U CN 220224980U CN 202322287637 U CN202322287637 U CN 202322287637U CN 220224980 U CN220224980 U CN 220224980U
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 11
- 239000004519 grease Substances 0.000 claims description 4
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- 238000010276 construction Methods 0.000 abstract description 21
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000000306 component Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000020347 spindle assembly Effects 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of bridge construction, and discloses a double-revolute pair spherical hinge device. The double-revolute pair spherical hinge device comprises an upper spherical panel, a lower spherical panel, a middle spherical panel, a locking assembly and a rotating shaft assembly, wherein an upper locking lug plate is arranged at the edge of the upper spherical panel; the edge of the lower ball panel is provided with a lower locking lug plate; the middle spherical panel is respectively in sliding fit with the spherical surfaces of the upper spherical panel and the lower spherical panel; the edge of the middle ball panel is provided with a middle locking lug plate; the locking component can be detachably arranged on the upper locking lug plate and the middle locking lug plate in a penetrating way; the locking assembly can also be detachably arranged on the lower locking lug plate and the middle locking lug plate in a penetrating way; the rotating shaft assembly comprises a central shaft, and the upper ball panel, the lower ball panel and the middle ball panel are respectively arranged on the central shaft in a penetrating way and are in clearance fit with the central shaft. The double revolute pair spherical hinge device is provided with two groups of revolute pairs, so that the environmental adaptability of the double revolute pair spherical hinge device is greatly improved, and the reliability and convenience of construction are improved.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a double-revolute pair spherical hinge device.
Background
Along with the rapid development of bridge construction, a swivel bridge construction method is increasingly widely applied to bridge construction, wherein the swivel bridge construction method is a construction method for constructing a bridge at one side of a railway or a highway and then positioning the bridge by a swivel device after the bridge is constructed; compared with the traditional construction process, the swivel construction process has the characteristics of no interference to traffic, uninterrupted navigation, capability of crossing deep ditches, rivers and roads, and is quick in construction, economical and efficient.
The swivel spherical hinge is used as a core component in the swivel bridge construction method, bears the main weight of a swivel structure and plays a role of a central rotating shaft; due to the complex environment of the construction site, once an extreme condition appears, the existing swivel spherical hinge is easy to be blocked or the bottom concrete is free due to structural failure, thereby seriously affecting the construction process.
Disclosure of Invention
The utility model aims to provide a double-revolute pair spherical hinge device which can still rotate under the condition that one pair of revolute pairs fail, so that the reliability and convenience of construction are improved.
To achieve the purpose, the utility model adopts the following technical scheme:
double revolute pair ball pivot device includes:
an upper spherical surface plate, wherein an upper locking lug plate is arranged at the edge of the upper spherical surface plate;
a lower ball panel, the edge of which is provided with a lower locking lug plate;
the middle ball panel is arranged between the upper ball panel and the lower ball panel, and is respectively in sliding fit with the ball surfaces of the upper ball panel and the lower ball panel; the edge of the middle ball panel is provided with a middle locking lug plate;
the locking assembly (4) can be detachably arranged on the upper locking lug plate and the middle locking lug plate in a penetrating mode, so that the upper ball panel and the middle ball panel are locked; the locking assembly (4) can be detachably penetrated on the lower locking lug plate and the middle locking lug plate so as to lock the lower ball panel and the middle ball panel;
the rotating shaft assembly comprises a central shaft, the upper ball panel, the lower ball panel and the middle ball panel are respectively arranged on the central shaft in a penetrating mode and are in clearance fit with the central shaft, and the upper ball panel, the lower ball panel and the middle ball panel can rotate around the central shaft.
Preferably, spherical sliding plates are arranged between the upper ball panel and the middle ball panel and between the lower ball panel and the middle ball panel.
Preferably, the rotating shaft assembly further comprises an upper sleeve and a lower sleeve, the upper sleeve is sleeved at the upper end of the central shaft and in clearance fit with the central shaft, and the upper spherical plate is annularly arranged on the outer wall of the upper sleeve; the lower sleeve is sleeved on the lower end of the central shaft and in clearance fit with the central shaft, and the lower spherical plate is annularly arranged on the outer wall of the lower sleeve; and lubricating grease is filled between the upper sleeve and the central shaft.
Preferably, an upper cover plate is arranged at a port of the upper sleeve, which is far away from the lower sleeve, and a lower cover plate is arranged at a port of the lower sleeve, which is far away from the upper sleeve.
Preferably, the double revolute pair spherical hinge device further comprises a support, a leveling assembly is arranged on the support, the lower spherical plate is arranged on the support, the leveling assembly is detachably connected with the lower spherical plate, and the leveling assembly is used for adjusting levelness of the lower spherical plate.
Preferably, the leveling assembly comprises a leveling bolt, a fixing nut, a first adjusting nut and a second adjusting nut, the leveling bolt sequentially penetrates through the support and the lower ball panel, the head of the leveling bolt abuts against the lower surface of the support, the fixing nut is screwed on the leveling bolt and abuts against the upper surface of the support, and the first adjusting nut and the second adjusting nut are screwed on the leveling bolt and respectively abut against the upper side and the lower side of the lower ball panel.
Preferably, a plurality of radial rib plates are uniformly arranged on the upper ball panel along the radial direction, and a circumferential rib plate is arranged between two adjacent radial rib plates.
Preferably, the upper locking lug, the middle locking lug and the lower locking lug are each provided with at least two.
The utility model has the beneficial effects that:
according to the double-revolute pair spherical hinge device provided by the utility model, the middle spherical panel is arranged between the upper spherical panel and the lower spherical panel, and is respectively in sliding fit with the upper spherical panel and the lower spherical panel on two sides; the locking assembly can be detachably arranged on the upper locking lug plate and the middle locking lug plate in a penetrating way, so that the upper spherical surface plate and the middle spherical surface plate are locked, and at the moment, the upper spherical surface plate and the middle spherical surface plate can rotate relative to the lower spherical surface plate as a whole; the locking assembly can be detachably arranged on the lower locking lug plate and the middle locking lug plate in a penetrating way, so that the lower ball panel and the middle spherical plate are locked, and the lower ball panel and the middle spherical plate are integrally formed and can rotate relative to the upper spherical plate; through the locking position of adjustment locking subassembly for this two revolute pair ball pivot devices have two sets of revolute pairs, have greatly improved this two revolute pair ball pivot devices's environmental suitability, can't continue the construction when avoiding one of them revolute pair to block under the extreme case, have improved the reliability and the convenience of construction.
Drawings
FIG. 1 is a cross-sectional view of an upper ball panel, a middle ball panel, a lower ball panel, and a spindle assembly according to an embodiment of the present utility model;
FIG. 2 is a schematic structural view of a bracket according to an embodiment of the present utility model;
fig. 3 is a schematic structural view of a leveling assembly according to an embodiment of the present utility model.
In the figure:
1-a ball loading panel; 11-upper locking lugs; 12-radial rib; 13-circumferential rib;
2-a middle ball panel; 21-an intermediate locking tab;
3-a ball drop panel; 31-lower locking lugs;
a 4-lock assembly; 41-locking bolts; 42-locking nut;
5-a spindle assembly; 51-center axis; 52-sleeving; 53-casing; 54-upper cover plate; 55-lower cover plate;
6-a bracket; 61-leveling assembly; 611-leveling bolts; 612—a fixing nut; 613-a first adjustment nut; 614-a second adjustment nut;
7-spherical skateboard.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", "left", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
As shown in fig. 1, the present utility model provides a double revolute pair spherical hinge device, which comprises an upper spherical panel 1, a lower spherical panel 3, an intermediate spherical panel 2, a locking assembly 4 and a rotating shaft assembly 5, wherein the intermediate spherical panel 2 is arranged between the upper spherical panel 1 and the lower spherical panel 3, and the intermediate spherical panel 2 is in spherical sliding fit with the upper spherical panel 1 and the lower spherical panel 3 respectively; the rotating shaft assembly 5 comprises a central shaft 51, the upper ball panel 1, the lower ball panel 3 and the middle ball panel 2 are respectively arranged on the central shaft 51 in a penetrating way and are in clearance fit with the central shaft 51, and the upper ball panel 1, the lower ball panel 3 and the middle ball panel 2 can rotate around the central shaft 51. In the present embodiment, an intermediate ball panel 2 is disposed between the upper ball panel 1 and the lower ball panel 3, the intermediate ball panel 2 is in spherical sliding fit with the upper ball panel 1 and the lower ball panel 3 on both sides, and the upper ball panel 1, the lower ball panel 3 and the intermediate ball panel 2 are respectively arranged on the central shaft 51 in a penetrating manner and are in clearance fit with the central shaft 51, so that the upper ball panel 1, the intermediate ball panel 2 and the lower ball panel 3 can rotate relatively two by two, and meanwhile can rotate in a certain angle; the upper ball panel 1, the lower ball panel 3, and the intermediate ball panel 2 have small gaps with the center shaft 51, so that the double revolute pair ball pivot device can only realize spherical rotation within a small range.
The locking component 4 can be detachably penetrated on the upper locking lug plate 11 and the middle locking lug plate 21 so as to lock the upper spherical surface plate 1 and the middle spherical surface plate 2; the locking assembly 4 can also be detachably threaded onto the lower locking lug 31 and the intermediate locking lug 21 to lock the lower spherical plate 3 and the intermediate spherical plate 2. In the present embodiment, since the locking assembly 4 can be detachably inserted through the upper locking lug plate 11 and the middle locking lug plate 21, so that the upper spherical plate 1 and the middle spherical plate 2 are locked, the upper spherical plate 1 and the middle spherical plate 2 as a whole can rotate relative to the lower spherical plate 3; since the locking assembly 4 can also be detachably penetrated on the lower locking lug plate 31 and the middle locking lug plate 21, so that the lower spherical surface plate 3 and the middle spherical surface plate 2 are locked, the lower spherical surface plate 3 and the middle spherical surface plate 2 form a whole at this time and can rotate relative to the upper spherical surface plate 1; specifically, the locking assembly 4 includes a locking bolt 41 and a locking nut 42, locking holes are formed on the upper locking lug plate 11, the middle locking lug plate 21 and the lower locking lug plate 31, when the upper spherical plate 1 and the middle spherical plate 2 need to be locked, a constructor passes the locking bolt 41 through the locking holes of the middle locking lug plate 21 and the upper locking lug plate 11 in sequence and makes the head of the locking bolt 41 abut against the middle locking lug plate 21, and then the locking nut 42 is screwed on the locking bolt 41 and abuts against the upper locking lug plate 11, so that the upper spherical plate 1 and the middle spherical plate 2 are locked; the same method is adopted for locking the lower spherical surface plate 3 and the middle spherical surface plate 2; by adjusting the locking position of the locking component 4, the double-revolute-pair spherical hinge device is provided with two groups of revolute pairs, so that the environmental adaptability of the double-revolute-pair spherical hinge device is greatly improved, the condition that construction cannot be continued when one revolute pair is blocked in an extreme condition is avoided, and the reliability and convenience of construction are improved; in another embodiment, the locking assembly 4 comprises a bolt and a resisting piece, when the upper spherical plate 1 and the middle spherical plate 2 need to be locked, a constructor sequentially inserts the bolt into the locking holes of the upper locking lug plate 11 and the middle locking lug plate 21, the head of the bolt is abutted against the upper locking lug plate 11, and then the resisting piece is inserted into the insertion hole at the tail end of the bolt; the same method is used for locking the lower spherical plate 3 and the middle spherical plate 2.
Further, as shown in fig. 1, spherical sliding plates 7 are provided between the upper ball panel 1 and the middle ball panel 2 and between the lower spherical plate 3 and the middle ball panel 2. Specifically, the spherical sliding plate 7 is made of polytetrafluoroethylene, has good heat and cold resistance, has extremely low friction coefficient, and can greatly reduce friction force between the upper ball panel 1 and the middle ball panel 2 and between the lower ball panel 3 and the middle ball panel 2. In addition, due to the fact that the two layers of spherical sliding plates 7 are arranged, when the concrete is in a void state at the lower portion of the lower spherical panel 3, the two layers of spherical sliding plates 7 can well compensate the void position at the lower portion through local shape change of the lower portion, meanwhile, deformation quantity of the single-layer spherical sliding plates 7 is reduced, the situation that stress is concentrated in a large amount is avoided, and potential safety hazards are reduced.
Further, as shown in fig. 1, the rotating shaft assembly 5 further includes an upper sleeve 52 and a lower sleeve 53, the upper sleeve 52 is sleeved on the upper end of the central shaft 51 and is in clearance fit with the central shaft 51, and the upper spherical plate 1 is annularly arranged on the outer wall of the upper sleeve 52; the lower sleeve 53 is sleeved on the lower end of the central shaft 51 and is in clearance fit with the central shaft 51, and the lower spherical plate 3 is annularly arranged on the outer wall of the lower sleeve 53; the space between the upper sleeve 52 and the central shaft 51 is filled with lubricating grease. In this embodiment, the central shaft 51 is vertically fixed in the foundation pit, the middle ball panel 2 is clamped between the upper ball panel 1 and the lower ball panel 3, a through hole is formed in the central part of the middle ball panel 2, and the central shaft 51 is directly penetrated through the through hole; the upper sphere panel 1 is in running fit with the central shaft 51 through the upper sleeve 52, and the lower sphere panel 3 is in running fit with the central shaft 51 through the lower sleeve 53, so that the upper sphere panel 1, the lower sphere panel 3 and the central shaft 51 are more stable and reliable when mutually rotating.
Specifically, as shown in fig. 1, the port of the upper sleeve 52 away from the lower sleeve 53 is provided with an upper cover plate 54, and the port of the lower sleeve 53 away from the upper sleeve 52 is provided with a lower cover plate 55. In the present embodiment, the upper cover 54 is mounted on the port of the upper sleeve 52 by bolts, so as to isolate the upper sleeve 52 from the outside, and prevent external foreign matters from entering the upper sleeve 52 to affect the lubrication effect; similarly, the lower cover plate 55 is mounted on the port of the lower sleeve 53 by bolts, and protects the inner central shaft 51 and the lubricating grease from contamination, thereby ensuring the rotation effect of the double revolute pair ball hinge device.
Further, as shown in fig. 1 and 2, the dual revolute pair spherical hinge device further comprises a bracket 6, a leveling component 61 is arranged on the bracket 6, the lower spherical plate 3 is arranged on the bracket 6, the leveling component 61 is detachably connected with the lower spherical plate 3, and the leveling component 61 is used for adjusting levelness of the lower spherical plate 3. In this embodiment, support 6 is made by the angle steel welding, and support 6 is used for bearing and fixing down ball panel 3, and the different positions department on the support 6 is provided with multiunit leveling subassembly 61 simultaneously, and multiunit leveling subassembly 61 is connected with the different positions of lower sphere board 3 to can adjust the installation height of lower ball panel 3 on support 6, can also adjust the levelness of lower sphere board 3 simultaneously, guarantee that the bridge of top satisfies the levelness requirement when assembling, thereby improved construction precision and construction quality.
Specifically, as shown in fig. 3, the leveling assembly 61 includes a leveling bolt 611, a fixing nut 612, a first adjusting nut 613 and a second adjusting nut 614, the leveling bolt 611 sequentially passes through the bracket 6 and the lower spherical plate 3, the head of the leveling bolt 611 abuts against the lower surface of the bracket 6, the fixing nut 612 is screwed on the leveling bolt 611 and abuts against the upper surface of the bracket 6, and the first adjusting nut 613 and the second adjusting nut 614 are both screwed on the leveling bolt 611 and abut against the upper and lower sides of the lower spherical plate 3, respectively. In this embodiment, when the height of a position of the lower spherical plate 3 needs to be adjusted, a constructor screws the first adjusting nut 613 and the second adjusting nut 614 of the leveling assembly 61 in opposite directions, so that the lower spherical plate 3 clamped in the middle has an up-down moving space, then moves the lower spherical plate 3 upwards or downwards as required, and screws the first adjusting nut 613 and the second adjusting nut 614 in sequence after moving to a proper position, so that the first adjusting nut 613 and the second adjusting nut 614 are tightly attached to the upper side and the lower side of the lower spherical plate 3, and the lower spherical plate 3 is ensured to be fixed at the height and not to drop, thereby completing adjustment; the leveling assembly 61 is simple in structure and convenient to operate, and the practicability of the double-revolute-pair spherical hinge device is improved.
Further, as shown in fig. 1, a plurality of radial ribs 12 are uniformly arranged on the upper spherical panel 1 along the radial direction, and a circumferential rib 13 is arranged between two adjacent radial ribs 12. Specifically, the lower spherical plate 3 is the same as the upper spherical plate 1, and is also provided with radial ribs 12 and circumferential ribs 13; the radial rib plates 12 and the circumferential rib plates 13 increase the structural strength and rigidity of the upper spherical plate 1 and the lower spherical plate 3, thereby improving the bearing capacity and stability of the double revolute pair spherical hinge device.
Further, the upper locking lug 11, the intermediate locking lug 21 and the lower locking lug 31 are each provided with at least two. In this embodiment, the number of the upper locking lug 11, the middle locking lug 21 and the lower locking lug 31 is the same, and at least two locking lugs are provided, so that the locking between the panels is more stable and reliable, and the safety of the double revolute pair spherical hinge device is improved.
It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (8)
1. Double revolute pair ball pivot device, its characterized in that includes:
an upper spherical plate (1), wherein an upper locking lug plate (11) is arranged at the edge of the upper spherical plate (1);
a lower spherical plate (3), wherein the edge of the lower spherical plate (3) is provided with a lower locking lug plate (31);
the middle ball panel (2) is arranged between the upper ball panel (1) and the lower ball panel (3), and the middle ball panel (2) is respectively in spherical sliding fit with the upper ball panel (1) and the lower ball panel (3); the edge of the middle ball panel (2) is provided with a middle locking lug plate (21);
the locking assembly (4) can be detachably arranged on the upper locking lug plate (11) and the middle locking lug plate (21) in a penetrating mode so as to lock the upper spherical plate (1) and the middle spherical plate (2); the locking assembly (4) can also be detachably arranged on the lower locking lug plate (31) and the middle locking lug plate (21) in a penetrating way so as to lock the lower ball panel (3) and the middle ball panel (2);
the rotating shaft assembly (5), the rotating shaft assembly (5) comprises a central shaft (51), the upper spherical plate (1), the lower spherical plate (3) and the middle spherical plate (2) are respectively penetrated on the central shaft (51) and are in clearance fit with the central shaft (51), and the upper spherical plate (1), the lower spherical plate (3) and the middle spherical plate (2) can rotate around the central shaft (51).
2. The double revolute pair spherical hinge device according to claim 1, wherein spherical sliding plates (7) are arranged between the upper spherical plate (1) and the middle spherical plate (2) and between the lower spherical plate (3) and the middle spherical plate (2).
3. The double revolute pair spherical hinge device according to claim 1, wherein the rotating shaft assembly (5) further comprises an upper sleeve (52) and a lower sleeve (53), the upper sleeve (52) is sleeved at the upper end of the central shaft (51) and is in clearance fit with the central shaft (51), and the upper spherical plate (1) is annularly arranged on the outer wall of the upper sleeve (52); the lower sleeve (53) is sleeved on the lower end of the central shaft (51) and is in clearance fit with the central shaft (51), and the lower spherical plate (3) is annularly arranged on the outer wall of the lower sleeve (53); lubricating grease is filled between the upper sleeve (52) and the central shaft (51).
4. A double revolute pair spherical hinge device according to claim 3, wherein the upper sleeve (52) is provided with an upper cover plate (54) at a port remote from the lower sleeve (53), and the lower sleeve (53) is provided with a lower cover plate (55) at a port remote from the upper sleeve (52).
5. The double revolute pair spherical hinge device according to claim 1, further comprising a bracket (6), wherein a leveling component (61) is arranged on the bracket (6), the lower spherical panel (3) is arranged on the bracket (6), the leveling component (61) is detachably connected with the lower spherical panel (3), and the leveling component (61) is used for adjusting the levelness of the lower spherical panel (3).
6. The double revolute pair spherical hinge device according to claim 5, wherein the leveling assembly (61) comprises a leveling bolt (611), a fixing nut (612), a first adjusting nut (613) and a second adjusting nut (614), the leveling bolt (611) sequentially penetrates through the support (6) and the lower spherical panel (3), the head of the leveling bolt (611) abuts against the lower surface of the support (6), the fixing nut (612) is screwed on the leveling bolt (611) and abuts against the upper surface of the support (6), and the first adjusting nut (613) and the second adjusting nut (614) are screwed on the leveling bolt (611) and abut against the upper side and the lower spherical panel (3) respectively.
7. The double revolute pair spherical hinge device according to claim 1, wherein a plurality of radial rib plates (12) are uniformly arranged on the upper spherical plate (1) along the radial direction, and a circumferential rib plate (13) is arranged between two adjacent radial rib plates (12).
8. The double revolute pair spherical hinge device according to any one of claims 1-7, wherein at least two of the upper locking lug (11), the middle locking lug (21) and the lower locking lug (31) are provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322287637.0U CN220224980U (en) | 2023-08-24 | 2023-08-24 | Double-revolute pair spherical hinge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322287637.0U CN220224980U (en) | 2023-08-24 | 2023-08-24 | Double-revolute pair spherical hinge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220224980U true CN220224980U (en) | 2023-12-22 |
Family
ID=89177088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322287637.0U Active CN220224980U (en) | 2023-08-24 | 2023-08-24 | Double-revolute pair spherical hinge device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220224980U (en) |
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2023
- 2023-08-24 CN CN202322287637.0U patent/CN220224980U/en active Active
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