CN2323235Y - Double-ball tightening device for undercarriage - Google Patents

Double-ball tightening device for undercarriage Download PDF

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Publication number
CN2323235Y
CN2323235Y CN 97231558 CN97231558U CN2323235Y CN 2323235 Y CN2323235 Y CN 2323235Y CN 97231558 CN97231558 CN 97231558 CN 97231558 U CN97231558 U CN 97231558U CN 2323235 Y CN2323235 Y CN 2323235Y
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CN
China
Prior art keywords
spheroid
compression element
knob
tightening device
foot rest
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.)
Expired - Fee Related
Application number
CN 97231558
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Chinese (zh)
Inventor
沈伟宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 97231558 priority Critical patent/CN2323235Y/en
Application granted granted Critical
Publication of CN2323235Y publication Critical patent/CN2323235Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a tightening device for an undercarriage, particularly the tightening device needing micro-regulating. The utility model is mainly provided with two outer tightening pieces and two inner tightening pieces in a body. Both sides between the two inner tightening pieces are respectively provided with a first push piece and a second push piece, and the two push pieces are matched with the slopes of the two inner tightening pieces. A first sphere and a second sphere are respectively matched with the upper part and the lower part in the body, and the top of the first sphere and the bottom of the second sphere are respectively provided with a combination part. A bearing seat is combined with the combination part of the first sphere, a bottom seat is combined with the combination part of the second sphere. Thus, the spheres can be adjusted to be fixedly locked on an appropriate angle.

Description

The foot rest double-ball tightening device
The utility model relates to a kind of compacting structure of foot rest, especially refers to the Fastening device of needs do fine setting.
At present, the spheroid compacting structure of known foot rest, only be provided with single knob and come the packing spheroid, this knob system is with the fixing spheroid of interlock screw interlock compression element packing, spheroid is locked in suitable angle, because the setting of single knob makes the packing strength of bestowing spheroid to change, be difficult to make spheroid adjustment locking in suitable angle.
In view of this, the purpose of this utility model provides a kind of foot rest double-ball tightening device, and compression element is made different rate travels in making, so that adjust the fastening force of two spheroids.
The purpose of this utility model is achieved in that it is included in body, first spheroid, second spheroid, bearing, base, first knob and second knob, wherein, be provided with compression element in two outer compression elements and two in the body, two sides are respectively equipped with first yoke frame and second yoke frame between two interior compression elements, and two yoke frames cooperate with the inclined-plane of compression elements in two; First spheroid and second spheroid are engaged in body internal upper part and bottom respectively, compression element contacts first spheroid top and the bottom respectively in the one outer compression element and, another outer compression element and another interior compression element contact second spheroid bottom and the top respectively, and the first spheroid top and second spheroid bottom respectively have a connecting part; Bearing is combined in the connecting part of first spheroid; Base is combined in the connecting part of second spheroid; First knob and second knob be respectively in conjunction with the first interlock screw and the second interlock screw, and this first interlock screw and the second interlock screw be screwed on the body, and contact first yoke frame and second yoke frame respectively.
The above-mentioned first interlock screw and the second interlock screw pitch difference; Be provided with a spring between the compression element in above-mentioned two; Above-mentioned body is provided with detachable lid and with being threaded; The outer sheathed on-slip cover respectively of above-mentioned first knob and second knob; Be provided with packing ring and shell fragment between above-mentioned second knob and body.
Owing to adopt such scheme: logically make spheroid adjustment locking in suitable angle.
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the utility model embodiment three-dimensional combination figure;
Fig. 2 is the utility model embodiment three-dimensional exploded view;
Fig. 3 is the utility model embodiment plan cross-section schematic representation;
Fig. 4 is a kind of user mode figure of the utility model embodiment;
Fig. 5 is the another kind of user mode figure of the utility model embodiment;
Fig. 6 is assembled in schematic representation on the foot rest for the utility model embodiment;
Among the figure: 10. 29. screws, 30. pads, 31. lids, 32. joint portions, 24. first yoke frames, 25. second yoke frames, 26. lids, 27. screws, 28. joint portions, 23. inclined-planes, body 11. first spheroid 12. second spheroids, 13. bearing 14. first knobs, 15. second knob 16. bases, 17. first outer forcing piece 18. first interior forcing piece 19. second outer forcing piece 20. second interior forcing piece 21. springs, 22. inclined-planes, 33. screws, 34. pads, 35. first interlock screws, 36. anti-skid sheaths, 37. anti-skid sheaths, 38. second interlock screws, 39. packing rings, 40. shell fragments, 41. foot rests
Present embodiment comprises a body 10, one first spheroid 11, one second spheroid 12, one bearing 13, one first knob 14, formations such as one second knob 15 and base 16, as Figure 1-3, body 10 wherein is a hollow article, first spheroid 11 is to be engaged in body 10 internal upper parts, body 10 inner tops also are provided with one first outer compression element 17 and contact first spheroid, 11 tops, be provided with one first interior compression element 18 in the body 10 in addition and contact first spheroid, 11 bottoms, second spheroid 12 is to be engaged in bottom in the body 10, body 10 inner bottom parts also are provided with one second outer compression element 19 and contact second spheroid, 12 bottoms, be provided with one second interior clamping body 20 in the body 10 in addition and contact second spheroid, 12 tops, and in first in the compression element 18 and second 20 of compression elements be provided with a spring 21, respectively has inclined-plane 22 on the compression element 20 in the compression element 18 and second in first, 23, compression element 18 and second interior 20 two sides of compression element are respectively equipped with one first yoke frame 24 and one second yoke frame 25 with inclined-plane in first, first yoke frame 24 and second yoke frame 25 all with first in the inclined-plane 22 of compression element 20 in the compression element 18 and second, 23 cooperate, body 10 bottoms (or top) can be designed to the lid 26 of a separated type, this lid 10 is to be screwed in body 10 bottoms, with with spheroid 11,12, outer compression element 17,19, interior compression element 18,20, spring 21 and yoke frame 24,25 grades are positioned in the body 10, and the screw 27 that also can spin on the body 10 is with lid 26 lockings.
First spheroid, 11 top cordings have a connecting part 28, can be in order in conjunction with bearing 13, this bearing 13 is a member in order to the support camera, these bearing 13 surfaces can be provided with embossing, other is provided with a screw 29, these screw 29 lower ends are screwed in the connecting part 28 of first spheroid 11, and bearing 13 end faces and bottom surface also can be provided with pad 30, and the screw 29 on the bearing 13 is the movable lid 31 that spins when not using.
Second spheroid, 12 bottom cordings have a connecting part 32, can be in order to joint base 16, this base 16 is one in order to be combined in foot rest 41 member of (as shown in Figure 6), base 16 is screwed in the connecting part 32 of second spheroid 12, these 32 lower ends, connecting part and the screw 33 that can spin, base 16 bottom surfaces also can be provided with pad 34.
First knob 14 is outer can to bind the unification first interlock screw 35 by sheathed several on-slip cover 36, the first knobs 14, and this first interlock screw 35 also is screwed in body 10, the first interlock screws 35 1 ends system and stretches at body 10, and contacts in first yoke frame, 24 outsides.
Can sheathed on-slip overlap 37 outside second knob 15, second knob 15 and in conjunction with one second interlock screw 38, this second interlock screw 38 is a pitch is done fine setting than I a screw, the second interlock screw 38 also is screwed on the body 10, second connecting screw, 38 1 ends system stretches at body 10, and contact in second yoke frame, 25 outsides, can be provided with packing ring 39 and shell fragment 40 at second knob 15 and 10 of bodies in addition.
As Fig. 4, shown in 5, when present embodiment uses, can borrow the rotation of first knob 14, with the first interlock screw, 35 pushing tows, first yoke frame 24, borrow the inclined-plane 22 of compression element 20 in first yoke frame 24 pushing tows, the first interior compression element 18 and second, 23, the first interior compression element 18 and the second interior compression element 20 are done respectively upwards and downward displacement, so that finish bearing first spheroid 11 therebetween with the first interior compression element 18 and the first outer compression element 17 packing adjustment, finish bearing second spheroid 12 betwixt with the second interior packing 20 and the second outer compression element 19 packing adjustment simultaneously, also can borrow the rotation of second knob 15 in addition, with the second interlock screw, 38 pushing tows, second yoke frame 25, borrow the inclined-plane 22 of compression element 20 in second yoke frame 25 pushing tows, the first interior compression element 18 and second, 23, the first interior compression element 18 and the second interior compression element 20 are done respectively upwards and downward displacement, so that finish bearing first spheroid 11 betwixt with the first interior compression element 18 and the first outer compression element 17 packing adjustment, simultaneously, finish bearing second spheroid 12 betwixt with the second interior compression element 20 and the second outer compression element 19 packing adjustment.Present embodiment system is provided with two knobs 14,15, system promotes yoke frame 24,25 with the interlock screw 35,38 of different pitch, make compression element 18,20 in two, can make different rate travels, and can finely tune by the less second interlock screw 38 and second knob 15 of pitch, so that adjust the suitable packing strength of two spheroids 11,12, make two spheroids 11,12 be adjusted locking in suitable angle.

Claims (6)

1, a kind of foot rest double-ball tightening device, it is characterized in that: it is included in body (10), first spheroid (11), second spheroid (12), bearing (13), base (16), first knob (14) and second knob (15), wherein, be provided with compression element (18), (20) in two outer compression elements (17), (19) and two in the body (10), two sides are respectively equipped with first yoke frame (24) and second yoke frame (25) between two interior compression elements (18), (20), and compression elements (18), the inclined-plane (22) of (20), (23) cooperate in two yoke frames (24), (25) and two; First spheroid (11) and second spheroid (12) are engaged in body (10) internal upper part and bottom respectively, compression element (18) contacts first spheroid (11) top and bottom respectively in the one outer compression element (17) and, another outer compression element (19) and another interior compression element (20) contact second spheroid (12) bottom and top respectively, and first spheroid (11) top and second spheroid (12) bottom respectively have a connecting part (28), (32); Bearing (13) is combined in the connecting part (28) of first spheroid (11); Base (16) is combined in the connecting part (32) of second spheroid (12); First knob (14) and second knob (15) are respectively in conjunction with the first interlock screw (35) and the second interlock screw (38), and this first interlock screw (35) and the second interlock screw (38) are screwed in body (10) and go up, also contact respectively first yoke frame (24) and second yoke frame (25).
2, by the described foot rest double-ball tightening device of claim 1, it is characterized in that: the above-mentioned first interlock screw (35) and second interlock screw (38) the pitch difference.
3, by the described foot rest double-ball tightening device of claim 1, it is characterized in that: be provided with a spring (21) between compression element (18), (20) in above-mentioned two.
4, by the described foot rest double-ball tightening device of claim 1, it is characterized in that: above-mentioned body (10) is provided with detachable lid (26) and with being threaded.
5, by the described foot rest double-ball tightening device of claim 1, it is characterized in that: above-mentioned first knob (14) and second knob (15) outer sheathed on-slip cover (36), (37) respectively.
6, by the described foot rest double-ball tightening device of claim 1, it is characterized in that: be provided with packing ring (39) and shell fragment (40) between above-mentioned second knob (15) and body (10).
CN 97231558 1997-12-25 1997-12-25 Double-ball tightening device for undercarriage Expired - Fee Related CN2323235Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 97231558 CN2323235Y (en) 1997-12-25 1997-12-25 Double-ball tightening device for undercarriage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 97231558 CN2323235Y (en) 1997-12-25 1997-12-25 Double-ball tightening device for undercarriage

Publications (1)

Publication Number Publication Date
CN2323235Y true CN2323235Y (en) 1999-06-09

Family

ID=33943763

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 97231558 Expired - Fee Related CN2323235Y (en) 1997-12-25 1997-12-25 Double-ball tightening device for undercarriage

Country Status (1)

Country Link
CN (1) CN2323235Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103822064A (en) * 2014-03-17 2014-05-28 武汉华威科智能技术有限公司 Supporting device with height adjusting and leveling functions

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103822064A (en) * 2014-03-17 2014-05-28 武汉华威科智能技术有限公司 Supporting device with height adjusting and leveling functions
CN103822064B (en) * 2014-03-17 2016-01-06 武汉华威科智能技术有限公司 A kind of have the support device heightened with levelling function

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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