CN102530748A - Directional supporting leg turnover device - Google Patents
Directional supporting leg turnover device Download PDFInfo
- Publication number
- CN102530748A CN102530748A CN2012100365001A CN201210036500A CN102530748A CN 102530748 A CN102530748 A CN 102530748A CN 2012100365001 A CN2012100365001 A CN 2012100365001A CN 201210036500 A CN201210036500 A CN 201210036500A CN 102530748 A CN102530748 A CN 102530748A
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- rotating disc
- supporting leg
- limiting stopper
- reaction plate
- turning device
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Abstract
The invention discloses a directional supporting leg turnover device, belongs to the technical field of turnover supporting legs, and in particular, relates to a turnover device of a truck-mounted crane supporting leg cylinder. For solving the technical problems, the invention provides a supporting leg turnover device capable of realizing directional turnover of a supporting leg cylinder and preventing damage of a hose assembly on the supporting leg cylinder due to artificial operation errors. According to the technical scheme, a fixed disc and a rotating disc are connected together through a connecting shaft, the rotating disc is connected with two bent plates through four bolts, the two bent plates and a lug boss on the rotating disc form a cylindrical cavity, two first limiting blocks are symmetrically fixed on two sides of the fixed disc, a second limiting block is fixed on the rotating disc, and the two first limiting blocks are matched with the second limiting block, so that the rotating disc turns over to and fro in a range of 180 to 190 degrees; and a locking mechanism is arranged on the edge of the rotating disc. The device can be widely applied in the field of truck-mounted cranes.
Description
Technical field
The directed supporting leg turning device of the present invention belongs to turning supporting leg technical field, particularly relates to a kind of turning device of lorry-mounted crane support oil cylinder.
Background technology
Truck with loading crane in the process of moving, perhaps lorry-mounted crane is in transportation, support oil cylinder needs to be inverted, and at this moment just needs the supporting leg turning device.Automatic supporting leg turning device is installed for small-sized lorry-mounted crane, and cost will improve, so a kind of support leg device of artificial upset is installed usually, not only convenient and practical but also low price.Traditional supporting leg turning device is rotation arbitrarily, that is to say that cw, conter clockwise can overturn by 360 degree.But in the use of reality; Find the hose assembly on the support oil cylinder through regular meeting; Upset along with different directions when support oil cylinder overturns has the different effects of losing; The upset that is to say a direction does not have much influences to hose assembly, but the upset of other direction can cause the destruction to hose assembly.
Summary of the invention
The present invention overcomes the deficiency of prior art, and technical matters to be solved provides a kind of supporting leg turning device that can realize the directed upset of support oil cylinder, prevents that the human operational error from causing the damage of support oil cylinder top hose assembly.
In order to solve the problems of the technologies described above; The technical scheme that the present invention adopted is: directed supporting leg turning device, comprise reaction plate, rotating disc, bent plate, first limiting stopper and second limiting stopper, and reaction plate and rotating disc link together through adapter shaft; Rotating disc is connected with two bent plates through four bolts; Boss on said two bent plates and the rotating disc forms a cylindrical cavity, and two first limiting stopper symmetries are fixed on the both sides of reaction plate, are fixed with one second limiting stopper on the rotating disc; Described two first limiting stoppers and one second limiting stopper match, and make rotating disc in 180 ° of-190 ° of scopes, back and forth overturn;
The edge of rotating disc also is provided with lockout mechanism.
Said first limiting stopper is a T shape piece, is provided with convexity at the afterbody of said T shape piece, and the head of T shape piece is fixed on the reaction plate; The structure of said second limiting stopper is identical with the structure of first limiting stopper; The convexity of the convexity of first limiting stopper and second limiting stopper relatively.
Said reaction plate and rotating disc bonded assembly structure are: the center of reaction plate has stepped hole; The center of rotating disc has tapped through hole; One end of adapter shaft is provided with flange, and described flange cooperates with stepped hole on the reaction plate, and the other end of adapter shaft is captiveed joint with rotating disc through screw thread.
The center of said reaction plate is provided with conical socket, and the center of said rotating disc is provided with cone boss, and described conical socket matches with cone boss.
Said rotating disc and bent plate bonded assembly structure are: be provided with the hole on four jiaos of rotating disc, described four Kong Zhongjun are equipped with a bolt separately, one group in twos on described four bolts, and every group of bolt all is connected through nut with the two ends of a bent plate.
The structure of said lockout mechanism is: all be symmetrically arranged with two place's through holes on reaction plate and the rotating disc; T shape pin sleeve is contained in place's through hole; Be provided with spring between the head of bearing pin and the rotating disc; The afterbody of bearing pin stretches out the rotating disc outside and is vertically run through by a pin, and the two ends of Y shape handle and said pin are hinged.
The present invention compared with prior art has following beneficial effect.
1, the present invention makes that through on reaction plate and rotating disc, limiting stopper being set the support oil cylinder between rotating disc and the bent plate can only be done reciprocal upset in 180 ° of-190 ° of scopes, can not damage hose assembly.
2, among the present invention, rotating disc is realized being connected through adapter shaft with reaction plate, produces, installs all very convenient.
3, among the present invention, limiting stopper simple in structure, effect is obvious, three limiting stoppers with and on convexity the rotating range of rotating disc has been carried out the actv. restriction.
Description of drawings
Below in conjunction with accompanying drawing the present invention is further specified.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the A-A section-drawing of Fig. 1.
Fig. 3 is the B-B section-drawing of Fig. 1.
Fig. 4 is the structural representation of limiting stopper among the present invention.
Fig. 5 is the birds-eye view of Fig. 4.
Fig. 6 is the left view of Fig. 4.
Fig. 7 is a working state schematic representation of the present invention.
Among the figure: 1 is reaction plate, and 2 is rotating disc, and 3 is bent plate, and 4 is first limiting stopper, and 5 is second limiting stopper, and 6 is adapter shaft, and 7 is bolt, and 8 is lockout mechanism, and 9 is bearing pin, and 10 is spring, and 11 is handle, and 12 is telescopic girder, and 13 is support oil cylinder.
The specific embodiment
Like Fig. 1-shown in Figure 6; The directed supporting leg turning device of the present invention comprises reaction plate 1, rotating disc 2, bent plate 3, first limiting stopper 4 and second limiting stopper 5, and reaction plate 1 links together through adapter shaft 6 with rotating disc 2; Rotating disc 2 is connected with two bent plates 3 through four bolts 7; Boss on said two bent plates 3 and the rotating disc 2 forms a cylindrical cavity, and two first limiting stopper 4 symmetries are fixed on the both sides of reaction plate 1, are fixed with one second limiting stopper 5 on the rotating disc 2; Described two first limiting stoppers 4 and one second limiting stopper 5 match, and make rotating disc 2 in 180 ° of-190 ° of scopes, back and forth overturn;
The edge of rotating disc 2 also is provided with lockout mechanism 8.
Said first limiting stopper 4 is a T shape piece, is provided with convexity at the afterbody of said T shape piece, and the head of T shape piece is fixed on the reaction plate 1; The structure of said second limiting stopper 5 is identical with the structure of first limiting stopper 4; The convexity of the convexity of first limiting stopper 4 and second limiting stopper 5 relatively.
Said reaction plate 1 with rotating disc 2 bonded assembly structures is: the center of reaction plate 1 has stepped hole; The center of rotating disc 2 has tapped through hole; One end of adapter shaft 5 is provided with flange; Described flange cooperates with stepped hole on the reaction plate 1, and the other end of adapter shaft 5 is captiveed joint with rotating disc 2 through screw thread.
The center of said reaction plate 1 is provided with conical socket, and the center of said rotating disc 2 is provided with cone boss, and described conical socket matches with cone boss.
Said rotating disc 2 with bent plate 3 bonded assembly structures is: be provided with the hole on four jiaos of rotating disc 2; Described four Kong Zhongjun are equipped with a bolt 7 separately; One group in twos on described four bolts 7, every group of bolt 7 all is connected through nut with the two ends of a bent plate 3.
The structure of said lockout mechanism 8 is: all be symmetrically arranged with two place's through holes on reaction plate 1 and the rotating disc 2; T shape bearing pin 8 is sleeved in place's through hole; Be provided with spring 10 between the head of bearing pin 9 and the rotating disc 2; The afterbody of bearing pin 9 stretches out rotating disc 2 outsides and is vertically run through by a pin, and Y shape handle 11 is hinged with the two ends of said pin.
As shown in Figure 7, the reaction plate 1 among the present invention is connected and fixed through fastener and telescopic girder 12, and support oil cylinder 13 is installed in the cylindrical cavity that forms between rotating disc 2 and the bent plate 3, and is fastening with bolt 7 and nut.
Working process of the present invention is: when needs upset support oil cylinder 13, open handle 11, pulling bearing pin 9; Rotating disc 2 and reaction plate 1 can be relatively rotated, with artificial support oil cylinder 13 is overturn, because the existence of limiting stopper is arranged; So support oil cylinder 13 can only overturn 180 °-190 ° along the direction of regulation, when support oil cylinder 13 upsets are put in place; Press lower handle 11, handle 11 locks reaction plate 1 and rotating disc 2 under the effect of spring 10 again.
Claims (6)
1. directed supporting leg turning device; Comprise reaction plate (1), rotating disc (2), bent plate (3), first limiting stopper (4) and second limiting stopper (5); It is characterized in that: reaction plate (1) and rotating disc (2) link together through adapter shaft (6); Rotating disc (2) is connected with two bent plates (3) through four bolts (7); Boss on said two bent plates (3) and the rotating disc (2) forms a cylindrical cavity, and two first limiting stoppers (4) symmetry is fixed on the both sides of reaction plate (1), is fixed with one second limiting stopper (5) on the rotating disc (2); Described two first limiting stoppers (4) and one second limiting stopper (5) match, and make rotating disc (2) in 180 ° of-190 ° of scopes, back and forth overturn;
The edge of rotating disc (2) also is provided with lockout mechanism (8).
2. directed supporting leg turning device according to claim 1 is characterized in that: said first limiting stopper (4) is a T shape piece, is provided with convexity at the afterbody of said T shape piece, and the head of T shape piece is fixed on the reaction plate (1); The structure of said second limiting stopper (5) is identical with the structure of first limiting stopper (4); The convexity of the convexity of first limiting stopper (4) and second limiting stopper (5) relatively.
3. directed supporting leg turning device according to claim 1 and 2; It is characterized in that: said reaction plate (1) and rotating disc (2) bonded assembly structure are: the center of reaction plate (1) has stepped hole; The center of rotating disc (2) has tapped through hole; One end of adapter shaft (5) is provided with flange, and described flange cooperates with stepped hole on the reaction plate (1), and the other end of adapter shaft (5) is captiveed joint with rotating disc (2) through screw thread.
4. directed supporting leg turning device according to claim 3 is characterized in that: the center of said reaction plate (1) is provided with conical socket, and the center of said rotating disc (2) is provided with cone boss, and described conical socket matches with cone boss.
5. directed supporting leg turning device according to claim 1 and 2; It is characterized in that: said rotating disc (2) and bent plate (3) bonded assembly structure are: be provided with the hole on four jiaos of rotating disc (2); Described four Kong Zhongjun are equipped with a bolt (7) separately; One group in twos on described four bolts (7), every group of bolt (7) all are connected through nut with the two ends of a bent plate (3).
6. directed supporting leg turning device according to claim 1 and 2; It is characterized in that: the structure of said lockout mechanism (8) is: all be symmetrically arranged with two place's through holes on reaction plate (1) and the rotating disc (2); T shape bearing pin (8) is sleeved in place's through hole; Be provided with spring (10) between the head of bearing pin (9) and the rotating disc (2), the afterbody of bearing pin (9) stretches out rotating disc (2) outside and is vertically run through by a pin, and Y shape handle (11) is hinged with the two ends of said pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100365001A CN102530748A (en) | 2012-02-18 | 2012-02-18 | Directional supporting leg turnover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100365001A CN102530748A (en) | 2012-02-18 | 2012-02-18 | Directional supporting leg turnover device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102530748A true CN102530748A (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100365001A Pending CN102530748A (en) | 2012-02-18 | 2012-02-18 | Directional supporting leg turnover device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102530748A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1041498A1 (en) * | 1982-04-26 | 1983-09-15 | Центральное Проектное Конструкторско-Технологическое Бюро | Outrigger of lifting vehicle |
| CN201485203U (en) * | 2009-05-26 | 2010-05-26 | 长治清华机械厂 | Lorry-mounted crane with automatically overturned support leg |
| CN201512373U (en) * | 2009-09-18 | 2010-06-23 | 安徽星马汽车股份有限公司 | Crane rotary type vertical hydraulic support leg |
| CN201560074U (en) * | 2009-10-24 | 2010-08-25 | 威海广泰空港设备股份有限公司 | Overturning supporting leg supporting device |
| CN202529756U (en) * | 2012-02-18 | 2012-11-14 | 长治清华机械厂 | Turning device for directional supports |
-
2012
- 2012-02-18 CN CN2012100365001A patent/CN102530748A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1041498A1 (en) * | 1982-04-26 | 1983-09-15 | Центральное Проектное Конструкторско-Технологическое Бюро | Outrigger of lifting vehicle |
| CN201485203U (en) * | 2009-05-26 | 2010-05-26 | 长治清华机械厂 | Lorry-mounted crane with automatically overturned support leg |
| CN201512373U (en) * | 2009-09-18 | 2010-06-23 | 安徽星马汽车股份有限公司 | Crane rotary type vertical hydraulic support leg |
| CN201560074U (en) * | 2009-10-24 | 2010-08-25 | 威海广泰空港设备股份有限公司 | Overturning supporting leg supporting device |
| CN202529756U (en) * | 2012-02-18 | 2012-11-14 | 长治清华机械厂 | Turning device for directional supports |
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Application publication date: 20120704 |