CN2055879U - Double ball universal joint with locking device - Google Patents
Double ball universal joint with locking device Download PDFInfo
- Publication number
- CN2055879U CN2055879U CN 89216028 CN89216028U CN2055879U CN 2055879 U CN2055879 U CN 2055879U CN 89216028 CN89216028 CN 89216028 CN 89216028 U CN89216028 U CN 89216028U CN 2055879 U CN2055879 U CN 2055879U
- Authority
- CN
- China
- Prior art keywords
- spheroid
- housing
- locking device
- seat
- rocking bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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- Earth Drilling (AREA)
Abstract
The utility model discloses a double ball universal joint with a locking device, comprising a housing, ball seats, balls, a housing lid and a rocker. The utility model is characterized in that the ball seat 9 and 11 and the ball 8 and 12 are respectively arranged on the both ends of the housing 21, pins 7 and 15 are respectively arranged on the balls, and the ball seats are respectively provided with position holes. A spring 10 for adjusting the clearance is arranged between two ball seats arranged in the housing, pins are provided with pin-moving rods 4 and 16, and the rocker is provided with pin-moving sleeves 5 and 14. The utility model has the locking device, the large loading capacity and the double ball structure; the range of the direction selection is large, and the springs automatically adjust the clearance between the balls. The utility model is suitable for apparatus and objects which need to select the direction and the position, in particular to the heavy apparatus and objects.
Description
The present invention relates to universal joint, more particularly is a kind of two spheroid universal joints with locking device.
As everyone knows, existing spheroid universal joint is by housing, spheroid seat, spheroid, housing lid and shake and form, and as the universal joint that the telescopic antenna of Wireless electrical appliance, machine tool working lamp etc. are adopted, all be single sphere structure, and it is little that direction is selected scope; The locking of direction position is to rely on the frictional force between spheroid seat, spheroid and housing or the housing lid to lock, and does not have proprietary locking device, and load capacity is little; And often friction between spheroid seat, spheroid and housing or the housing lid produces wearing clearance, can't adjust, and loses lock function, therefore is easy to damage, and uses not durable.
It is big to the purpose of this invention is to provide the selected scope of a kind of direction, and load capacity is big, and the spheroid gap is adjusted automatically, uses the durable two spheroid universal joints with locking device.
For achieving the above object, feature of the present invention is: housing 21 two ends are respectively equipped with spheroid seat 9,11, and spheroid 8,12 is respectively equipped with latch 7,15 on the spheroid 8,12, is respectively equipped with positioning hole on the spheroid seat 9,11.
Housing 21 of the present invention can be made integral body, the one port diameter is less than the diameter of spheroid 8, with locking spheroid 8, the other end can adopt the diameter sphere lid 19 of a port diameter less than spheroid 12, with locking spheroid 12, spheroid lid 19 can adopt the method and the housing 21 that are threaded to be tightened to integral body, also can adopt screw to be fastened on the housing 21.Housing 21, housing lid 19 can adopt steel pipe, plastic tube, nylon tube etc. to make; Housing 21 also can be separately made a port diameter respectively less than the diameter of spheroid 8,12, adopts screw thread to be tightened to integral body mutually, also can adopt screw to be tightened to integral body.Housing 21 two ends are respectively equipped with spheroid seat 9,11, and spheroid 8,12 is respectively equipped with latch 7,15 on the spheroid 8,12, be respectively equipped with positioning hole on the spheroid seat 9,11.Spheroid seat 9,11, spheroid 8,12 can adopt cast iron, and carbon steel, plastics, nylon etc. are made, spheroid 8,12 is provided with the latch pilot hole, latch 7,15 is installed respectively, and the cambered surface of spheroid seat 9,11 and spheroid 8,12 match, and cambered surface is provided with positioning hole.Be provided with between the housing 21 interior spheroid seats 9,11 and transfer crack spring 10, spheroid seat 9,11 external diameters are provided with the long keyway that parallels with shaft axis, adopt screw 6,20 to be separately fixed at two ends in the housing 21, under the effect of transferring crack spring 10, axially push two ends to, spheroid 8,12 is leaned respectively in housing 21 two-port, make the wearing clearance that the gap is adjusted automatically and automatic friction compensation produces of spheroid 8,12 and housing 21 ports and spheroid seat 9,11.Be respectively equipped with rocking bar 2,13 on the spheroid 8,12, rocking bar 2,13 adopts tubular body, can adopt steel pipe, plastic tube, nylon tube etc. to make, and rocking bar 2,13 can be made integral body with spheroid 8,12, also can make respectively, adopt the method that is threaded to be fastened on the spheroid 8,12.Be respectively equipped with guide way 1,18 in the rocking bar 2,13, guide way 1,18 be provided with spheroid 8,12 on the corresponding pilot hole of pilot hole, guide way 1,18 can adopt cast iron, plastics, nylon etc. to make, and guide way 1,18 can adopt screw to be fastened in the rocking bar 2,13.The latch 7,15 that spheroid 8,12 the is provided with pilot hole on spheroid 8,12 and guide way 1,18 respectively is installed in the rocking bar 2,13.In order to make the rocking bar 2,13 can both be locked on the position in any direction, the latch the 7, the 15th that two spheroids 8,12 are provided with, plural, generally to be advisable with three, two spheroid seats 9,11 cooperate cambered surface to be provided with spheroid 8,12 positioning hole is several.Be respectively equipped with thrust spring 3,17 on the latch 7,15, latch 7,15 can be pushed in the positioning hole that spheroid seat 9,11 is provided with, in order to the selected back locking of direction spheroid 8,12.For latch 7,15 can be inserted in the positioning hole on the spheroid seat 9,11 easily, the insertion end of latch 7,15 and positioning hole are the taper that coincide mutually.Flexible for conversion direction, be respectively equipped with colter key plier pole 4,16 on the latch 7,15, be respectively equipped with pin-shifting hole on the rocking bar 2,13, colter key plier pole 4,16 stretches out outside the pin-shifting hole on the rocking bar 2,13; Be respectively equipped with finger cover 5,14 on the rocking bar 2,13, finger cover 5,14 can slide on rocking bar 2,13; Colter key plier pole 4,16 and latch 7,15 can adopt carbon steel to make integral body, and finger cover 5,14 can adopt steel pipe, plastic tube, nylon tube to make.Promote finger cover 5,14 and drive colter key plier pole 4,16, the positioning hole that latch 7,15 breaks away from the spheroid seat 9,11 can shake rocking bar 2,13 any choice direction positions; Loosen finger cover 5,14, latch 7,15 inserts in the positioning hole on the spheroid seat 9,11 under the promotion of thrust spring 3,17 automatically, the direction position that locking is selected.
The present invention is applicable to the various utensil objects that need the preferential direction position, need to be specially adapted to the heavier utensil object of preferential direction position, as electric fan, searchlight, field mapping worktable etc.
The present invention has locking device, and load capacity is big; Two sphere structures, the selected scope of direction is big; Spring is adjusted the gap between spheroid and spheroid seat and housing or the housing lid automatically, uses durable.
Description of drawings
Accompanying drawing is a kind of schematic representation of the present invention, also is a kind of embodiment's schematic representation.
Mark in the accompanying drawing is: guide way 1,18, and rocking bar 2,13, thrust spring 3,17, colter key plier pole 4,16, finger cover 5,14, screw 6,20, latch 7,15, spheroid 8,12, spheroid seat 9,11 is transferred crack spring 10, housing lid 19, housing 21.
Embodiment: two spheroid universal joints as shown in the figure with locking device, housing 21 adopts steel pipe to make, and the one port diameter is less than the diameter of spheroid 8.Spheroid seat 9,11 adopts plastics to make, and the cambered surface of its cambered surface and spheroid 8,12 matches, and is drilled with some cone shape holes on the cambered surface, and its external diameter is provided with the long keyway with parallel to an axis.Spheroid 8,12 adopts plastic injection-moulded on the rocking bar 2,13 that steel pipe is made, and spheroid 8,12 is provided with three pilot holes with rocking bar 2,13 axis parallels, and rocking bar 2,13 is provided with three pin-shifting holes with axis parallel.Spheroid 8, spheroid seat 9 are installed, spheroid seat 9 adopts screw 6 to be fixed in the housing 21, make it and can be in axial sliding, install and transfer crack spring 10, spheroid seat 11, spheroid seat 11 adopts screw 20 to be fixed in the housing 21, make it and to be in axial sliding, spheroid 12 is installed, and housing 19 adopts steel pipe to make, and a port diameter is less than spheroid 12, adopt the method for screw threads for fastening, be tightened on the housing 21.Finger cover 5,14 adopts steel pipe to make, and is sleeved on the rocking bar 2,13, makes it and can slide on rocking bar 2,13.Latch 7,15 adopts carbon steels to make integral body with colter key plier pole 4,16 respectively, latch 7,15 1 ends make with spheroid seat 9,11 on the taper that matches of positioning hole, the other end suit thrust spring 3,17.Guide way 1,18 adopts plastics to make, and guide way 1,18 is provided with and spheroid 8,12 corresponding three pilot holes.Respectively be provided with three latches 7,15 on the two ends spheroid 8,12, the pilot hole on spheroid 8,12 and guide way 1,18 is installed in the rocking bar 2,13 respectively, adopts screw to be fastened in the rocking bar 2,13 on the guide way 1,18.Promote finger cover 5,14 and drive colter key plier pole 4,16, the positioning hole that latch 7,15 breaks away from the spheroid seat 9,11 can shake rocking bar 2,13 any choice direction positions; Loosen finger cover 5,14, latch 7,15 inserts in the positioning hole on the spheroid seat 9,11 under the promotion of thrust spring 3,17 automatically, the direction position that locking is selected.
Claims (5)
1, a kind of two spheroid universal joints with locking device are made up of housing, spheroid seat, spheroid, housing lid and rocking bar, it is characterized in that housing 21 two ends are respectively equipped with spheroid seat 9,11, spheroid 8,12, be respectively equipped with latch 7,15 on the spheroid 8,12, be respectively equipped with positioning hole on the spheroid seat 9,11.
2, the two spheroid universal joints with locking device according to claim 1 is characterized in that being provided with between the two spheroid seats 9,11 in the said housing 21 and transfer crack spring 10.
3, the two spheroid universal joints with locking device according to claim 1 is characterized in that said rocking bar 2,13 adopts tubular body.
4, the two spheroid universal joints with locking device according to claim 1 is characterized in that said latch 7,15 is provided with colter key plier pole 4,16.
5,, it is characterized in that said rocking bar 2,13 is provided with finger cover 5,14 according to claim 1,3 described two spheroid universal joints with locking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89216028 CN2055879U (en) | 1989-09-19 | 1989-09-19 | Double ball universal joint with locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89216028 CN2055879U (en) | 1989-09-19 | 1989-09-19 | Double ball universal joint with locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2055879U true CN2055879U (en) | 1990-04-11 |
Family
ID=4871511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89216028 Withdrawn CN2055879U (en) | 1989-09-19 | 1989-09-19 | Double ball universal joint with locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2055879U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103122923A (en) * | 2011-11-18 | 2013-05-29 | 北汽福田汽车股份有限公司 | Spherical hinge structure and suspension device |
| CN104613288A (en) * | 2015-03-02 | 2015-05-13 | 潘爱松 | Projector holder adjusting and positioning device |
| CN108150789A (en) * | 2017-12-27 | 2018-06-12 | 芜湖凌梦电子商务有限公司 | A kind of tripod head type self-shooting bar with foot stool |
| CN114962475A (en) * | 2021-02-18 | 2022-08-30 | 沃尔沃汽车公司 | Spring-guided duplex joint |
-
1989
- 1989-09-19 CN CN 89216028 patent/CN2055879U/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103122923A (en) * | 2011-11-18 | 2013-05-29 | 北汽福田汽车股份有限公司 | Spherical hinge structure and suspension device |
| CN103122923B (en) * | 2011-11-18 | 2015-04-22 | 北汽福田汽车股份有限公司 | Spherical hinge structure and suspension device |
| CN104613288A (en) * | 2015-03-02 | 2015-05-13 | 潘爱松 | Projector holder adjusting and positioning device |
| CN104613288B (en) * | 2015-03-02 | 2016-06-01 | 潘爱松 | The regulating positioning device of a kind of projector mount |
| CN108150789A (en) * | 2017-12-27 | 2018-06-12 | 芜湖凌梦电子商务有限公司 | A kind of tripod head type self-shooting bar with foot stool |
| CN114962475A (en) * | 2021-02-18 | 2022-08-30 | 沃尔沃汽车公司 | Spring-guided duplex joint |
| CN114962475B (en) * | 2021-02-18 | 2023-12-12 | 沃尔沃汽车公司 | Spring guided duplex joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |