CN213771247U - Novel aerial work platform rises to rise and automatic balance device - Google Patents
Novel aerial work platform rises to rise and automatic balance device Download PDFInfo
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- CN213771247U CN213771247U CN202022912710.5U CN202022912710U CN213771247U CN 213771247 U CN213771247 U CN 213771247U CN 202022912710 U CN202022912710 U CN 202022912710U CN 213771247 U CN213771247 U CN 213771247U
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Abstract
The utility model discloses a novel aerial working platform rises to rise and automatic balancing device, it includes that operation platform, flexible arm, stand, rotary drive device, rolling disc I, rolling disc II, hydraulic cylinder and flexible axle act as go-between flexible arm's front and back both ends are provided with bracing wire support I and bracing wire support II respectively, on the outer tube both ends that the flexible axle acted as go-between were fixed in two bracing wire hole of acting as go-between support, the sinle silk front end that the flexible axle acted as go-between passed the bracing piece I of operation platform behind the bracing wire support in the place ahead, the sinle silk rear end that the flexible axle acted as go-between was connected on rotary drive device's slewing bearing's rotary disk II behind the bracing wire support that acts as go-between pass the rear the upper end of stand is fixed to be set up rotary drive device. It can realize the flexible of length in a flexible way, and the basket remains vertical state all the time, turns to in a flexible way.
Description
Technical Field
The utility model relates to a novel aerial working platform plays to rise and automatic balance device.
Background
When working aloft, people often need to be lifted to the working height by the aid of a lifting platform or a lifting device with the working platform, and the people are positioned in the working platform and lifted by the aid of the lifting device. At present, a lifting device with an operation platform is connected with the operation platform through a parallelogram structure, so that the operation platform is always kept in a vertical state in the lifting process. However, the conventional parallelogram structure cannot maintain the vertical state of the lifting device with the telescopic arm by utilizing the parallelogram structure, and the steering is not flexible.
The existing high-altitude operation or lifting device is characterized in that a rotating and driving device is arranged on a base, the whole base rotates completely, or an inner column is connected with an outer sleeve through a bearing, a fixed point is welded on one side of the outer sleeve to connect an oil cylinder and a large arm, and the oil cylinder and the large arm are manually pushed or driven to rotate from the bottom.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to the not enough of above-mentioned prior art, the utility model provides a can realize the flexible of length, and operation (platform) remain vertical state throughout, turn to nimble novel aerial working platform and play to rise and automatic balancing unit.
The utility model provides a technical scheme that its technical problem adopted is:
a novel aerial work platform lifting and automatic balancing device comprises a work platform, a telescopic arm, a stand column, a rotary driving device, a rotating disc I, a rotating disc II, a lifting hydraulic cylinder and a flexible shaft pull wire, wherein a pull wire support I and a pull wire support II are respectively arranged at the front end and the rear end of the telescopic arm, each pull wire support is provided with a wire hole, a connecting wire between the two wire holes is parallel to the central axis of the telescopic arm, the two ends of an outer sleeve of the flexible shaft pull wire are fixed on the wire holes of the two pull wire supports, the front end of a wire core of the flexible shaft pull wire passes through the pull wire support in front and then is connected to a support rod I of the work platform, and the rear end of the wire core of the flexible shaft pull wire passes through the pull wire support in rear and then is connected to a support rod II on a rotary disc of a rotary support of the rotary driving device; the distances from the support rod II to a hinged connection point of the telescopic arm and the rotating disc I are the same as the distances from the support rod I to a hinged connection point of the operation platform and the telescopic arm, the distances from the top end of the stay wire support II to the central line of the telescopic arm and the distances from the top end of the stay wire support I to the central line of the telescopic arm are the same, a rotary driving device is fixedly arranged at the upper end of the upright column, a rotating disc of the rotary driving device is fixedly connected with the rotating disc I sleeved on the upright column, and the rear end of the telescopic arm is hinged to the rotating disc I; a rotating disc II is sleeved below the upright post, the lower end of the lifting hydraulic cylinder is hinged to the rotating disc II, and the upper end of the lifting hydraulic cylinder is hinged to the bottom of the fixed end of the telescopic arm; the front end of the telescopic arm is hinged to the rear of the operation platform.
Further, bracing wire support I and bracing wire support II are fixed in the top of flexible arm, bracing piece II uses the articulated tie point of rolling disc I and flexible arm as the arc I of centre of a circle, bracing piece I is the top rear side of operation platform sets up the arc II that uses the articulated tie point of operation platform and flexible arm as the centre of a circle, the sinle silk both ends that the flexible axle was acted as go-between are connected respectively on the outer side of arc I and arc II.
Furthermore, the stay wire bracket I and the stay wire bracket II are fixed in the telescopic arm.
Furthermore, the inner rings of the rotating disc I and the rotating disc II are rotatably sleeved on the stand column through bearings, the outer rings of the rotating disc I and the rotating disc II are semicircular, an opening is formed between the outer ring and the inner ring, pin shaft holes are formed in the positions, passing through the center point, of the inner ring and the semicircular outer ring, and the lifting hydraulic cylinder and the telescopic arm are fixed at the opening through pin shafts.
Furthermore, the bottom of the upright post is provided with a flange which is in butt joint with the standby heightening upright post.
The utility model has the advantages that:
by matching the telescopic arm with the flexible shaft pull wire, the working platform can be kept in a vertical state by the flexible shaft pull wire on the basis of the extension and retraction of the length. The turntable I and the turntable II realize flexible steering, the bearing capacity is larger, the flexibility of the whole structure is good, and the application range is wider.
Drawings
The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic structural view of the column, the rotary driving device and the rotary disk of the present invention;
FIG. 4 is a schematic view of the flexible shaft stay wire in the telescopic arm of the present invention;
in the figure, an operation platform 1, a reinforcing rib baffle ring 11, a telescopic arm 2, a stand column 3, a flange plate 31, a rotary driving device 4, a rotary support 41, a hydraulic motor 42, a lifting hydraulic cylinder 5, a flexible shaft 6, a stay wire support I7, a stay wire support II 7', a rotating disc I8, a rotating disc II 9, a pin shaft hole 81, a pin shaft hole 91, a C-shaped fixed connecting plate 10, an arc plate I11, an arc plate II 12, a hinged connecting point 13, a hinged connecting point 14 and a support rod 15.
Detailed Description
For a better understanding of the present invention, embodiments of the present invention are explained in detail below with reference to fig. 1-4.
The utility model discloses a novel aerial working platform rises to rise and automatic balancing device includes that the flexible axle acts as go-between 1, flexible arm 2, stand 3, rotary drive device 4, hydraulic cylinder 5 and flexible axle act as go-between 6, and rotary drive device 4 includes slewing bearing 41, hydraulic motor 42 etc. and it belongs to prior art, no longer gives unnecessary details here. The flexible shaft pull wire 6 comprises an outer sleeve and a wire core, and the flexible shaft pull wire is the same as the brake wire structure of the existing bicycle. The telescopic arm 2 comprises a fixed end and a telescopic end, a driving telescopic mechanism is arranged between the fixed end and the telescopic end, such as a lead screw, or the whole telescopic arm 2 is a hydraulic cylinder. Both ends are provided with bracing wire support I7 and bracing wire support II 7 ' respectively around flexible arm, and bracing wire support I7 and bracing wire support II 7 ' set up a through wires hole respectively, two on the line between the through wires hole is on a parallel with the axis of flexible arm 2, flexible axle is acted as go-between 6 the outer tube both ends and is fixed in on the through wires hole of bracing wire support I7 and bracing wire support II 7 ', and the sinle silk front end that the flexible axle was acted as go-between is passed behind bracing wire support I7 in the place ahead and is connected on operation platform's bracing piece I, and the sinle silk rear end that the flexible axle was acted as go-between is passed behind bracing wire support II 7 ' and is connected on slewing drive's slewing bearing's bracing piece II on the rotary disk. The distance between the top end of the support rod II and the hinged connection point of the telescopic arm and the rotating disc I and the distance between the top end of the support rod I and the hinged connection point of the operation platform and the telescopic arm are the same, the distance between the top end of the stay wire support II and the central line of the telescopic arm and the distance between the top end of the stay wire support I and the central line of the telescopic arm are the same, the stay wire support I7 and a flexible shaft between the stay wire support II 7 'are in a spiral shape and can stretch along with the stretching of the telescopic arm, and the threading holes in the stay wire support I7 and the stay wire support II 7' are located at the same height.
Specifically, the flexible shaft pull wire 1 has two installation modes:
the first method comprises the following steps: as shown in figure 3, the stay wire support I7 and the stay wire support II 7' are positioned inside the telescopic arm, the threading holes of the two supports are positioned on the central line of the pin shafts at the two ends inside the telescopic arm, a seam is reserved above the telescopic arm for the wire core to pass through, and the support rod I and the support rod II are common support rods 15.
And the second method comprises the following steps: as shown in fig. 1 and 2, a stay wire support I and a stay wire support II are fixed above the telescopic arm, a support rod II is an arc plate I which takes a hinged connection point of a rotating disc I and the telescopic arm as a circle center, the support rod I is an arc plate II which takes a hinged connection point of an operation platform and the telescopic arm as a circle center and is arranged on the rear side of the upper part of the operation platform, and two ends of a wire core of a flexible shaft stay wire are respectively connected to the outer sides of the arc plate I and the arc plate II. The front end of the wire core of the flexible shaft pull wire 6 penetrates through a wire penetrating hole of the wire pulling support I and then is connected to the outer side of the arc plate I of the operation platform, and the rear end of the wire core of the flexible shaft pull wire 6 penetrates through a wire penetrating hole of the wire pulling support II 7' and then is connected to the outer side of the arc plate II fixed on a rotary disk of a rotary support of the rotary driving device.
The upper end of the upright post 3 is fixedly provided with a rotary driving device 4, a rotary disc of a rotary support of the rotary driving device 4 is fixedly connected with a rotary disc I8 sleeved on the upright post 3 through a bolt, and the rear end of the telescopic arm 2 is hinged to the rotary disc I8. A rotating disc II 9 is sleeved below the upright post 3, the lower end of a lifting hydraulic cylinder 5 (not shown in the attached drawing 2) is hinged to the rotating disc II 9, and the upper end of the lifting hydraulic cylinder 5 is hinged to the bottom of the fixed end of the telescopic arm 2. The front end of the telescopic arm 2 is hinged to the rear part of the operation platform 1 and is in a position leaning on the operation platform. As shown in fig. 2, a C-shaped fixing plate 10 is arranged between the rotating disc I8 and the rotating disc II 9, and the C-shaped fixing plate 10 is of an arc-shaped connecting end structure with the top and the bottom matched with the rotating disc I8 and the rotating disc II 9. Of course, the C-shaped fixing plate 10 may also be a vertical rod as shown in fig. 4 to fixedly connect the rotary disc i 8 and the rotary disc ii 9. The rotating disc I8 and the rotating disc II 9 can be connected with the upright post 3 through bearings. Specifically, the above-mentioned hinged connection mode adopts the ear hole plate and the rotating shaft to be connected in a matching manner.
Specifically, as shown in fig. 3, rotatable cover on stand 3 is passed through the bearing to rolling disc I8 and rolling disc II 9, and the left and right sides symmetry of rolling disc I8 and rolling disc II 9 sets up the opening, round pin shaft hole 81 and round pin shaft hole 91 have been seted up through the position of rolling disc centre of circle point to open-ended both sides, pass through round pin axle fixed hydraulic cylinder 5 and telescopic boom 2 in both sides opening. As shown in fig. 2, a rib retaining ring 11 is fixed on the upright post below the rotating disc ii 9 and used for preventing the rotating disc ii 9 from sliding downwards.
In order to maintain stability between the hydraulic lifting cylinder 5 and the rotary disc ii 9, a C-shaped fixing plate 10, not shown in fig. 1, is arranged between the rotary disc i 8 and the rotary disc ii 9, as shown in fig. 2.
In order to ensure that the operation platform 1 is accurately in a vertical state, an arc plate I11 which takes a hinge connection point 13 of a rotating disc I8 and a telescopic arm 2 as a circle center is fixedly arranged on a rotating disc of a rotary support of the rotary driving device, an arc plate II 12 which takes a hinge connection point 14 of the operation platform 1 and the telescopic arm 2 as a circle center is fixedly arranged on the rear side above the operation platform 1, and the radius R2 from the arc plate II 12 to the hinge connection point 14 is the same as the radius R1 from the arc plate I11 to the hinge connection point 13. And the four points of the tangent point of the wire core, the arc plate II 12 and the arc plate I11 and the through hole on the stay wire bracket 7 are positioned on the same straight line. The through wires hole on the support of acting as go-between I7 equals R2 to the axis distance D2 of flexible arm, the axis of the flexible arm of support of acting as go-between I7 perpendicular to, the tangent point of sinle silk and arc I11 is perpendicular with the axis of flexible arm to the line segment of articulated tie point 13, consequently, the distance of sinle silk from the through wires hole of support of acting as go-between I7 to the tangent point of arc I11 is fixed unchangeable, the change is only the sinle silk around length on the arc. The principle of one side of the stay wire bracket II 7' is the same, and D1 is equal to R1. The central axis of the telescopic arm passes through the articulated connection point 14 and the articulated connection point 13. And two ends of a wire core of the flexible shaft pull wire 6 are respectively connected to the outer side edges of the arc-shaped plate I11 and the arc-shaped plate II 12. After designing like this, what change when the motion is the line length of both ends winding on arc I11 and arc II 12, because two arc plate structure radiuses are the same, and the other end shortening such as the extension of sinle silk one end simultaneously, stand and operation platform are the same with the change angle of flexible arm, and adjustment operation platform angle after-fixing makes operation platform be in vertical position all the time.
The utility model discloses still provide another kind of flexible axle mounting structure that acts as go-between: the through wires hole that the flexible axle was acted as go-between is located flexible arm inside, and two act as go-between support I7 and the through wires hole of act as go-between support II 7 ', be located flexible arm inside both ends round pin axle the central line, with both ends pin joint distance the same, the sinle silk stretches out the back and connects respectively on stand and operation platform apart from the pin joint high-level vaulting pole point, 15 distances from the pin joint of vaulting pole on the stand are A1, 15 distances from the pin joint apart from the distance A on the operation platform, act as go-between support I7 to the distance B of the pin joint of operation platform and flexible arm, act as go-between support II 7 ' to stand and flexible arm's pin joint apart from B1, stand end and operation platform end stretch out sinle silk length and divide respectively to be C1 and C, because according to triangle-shaped cosine theorem C12＝A12+B12+2A1B1COSα,C2＝A2+B2+2ABCOS β, α and β are complementary, a1 ═ a, B1 ═ B, and a1, A, B1, B are all constant values, so C is2+C12As a fixed value, C + C1 is not greatly changed within a certain range, so the work platform remains vertical within a certain range.
For more flexible use, the bottom of the upright post 3 is provided with a flange 31 butted with a spare upright post, and the spare upright post can be butted as required during use.
The utility model provides a stand adds structure of two rolling discs, two rolling disc pin shaft hinge bearing points are located stand both sides central point and put to can bear the bigger power, in addition, from top installation rotary drive device, rotary drive device's gyration is supported the inner circle and is fixed with the stand, and outer lane drive connects the rolling disc I of flexible arm rotatory for the stand, and rolling disc I and rolling disc II pass through ARC fixed plate and connect, realize synchronous rotation.
Claims (5)
1. The utility model provides a novel aerial working platform plays to rise and automatic balancing device which characterized in that: the flexible shaft pull wire device comprises an operation platform, a telescopic arm, stand columns, a rotary driving device, a rotary disc I, a rotary disc II, a lifting hydraulic cylinder and a flexible shaft pull wire, wherein a pull wire support I and a pull wire support II are respectively arranged at the front end and the rear end of the telescopic arm, each pull wire support is provided with a wire hole, a connecting wire between the two wire holes is parallel to the central axis of the telescopic arm, the two ends of an outer sleeve of the flexible shaft pull wire are fixed on the wire holes of the two pull wire supports, the front end of a wire core of the flexible shaft pull wire penetrates through the pull wire support in front and then is connected to a support rod I of the operation platform, and the rear end of the wire core of the flexible shaft pull wire penetrates through the pull wire support in rear and then is connected to a support rod II on a rotary disc of a rotary support of the rotary driving device; the distances from the support rod II to a hinged connection point of the telescopic arm and the rotating disc I are the same as the distances from the support rod I to a hinged connection point of the operation platform and the telescopic arm, the distances from the top end of the stay wire support II to the central line of the telescopic arm and the distances from the top end of the stay wire support I to the central line of the telescopic arm are the same, a rotary driving device is fixedly arranged at the upper end of the upright column, a rotating disc of the rotary driving device is fixedly connected with the rotating disc I sleeved on the upright column, and the rear end of the telescopic arm is hinged to the rotating disc I; a rotating disc II is sleeved below the upright post, the lower end of the lifting hydraulic cylinder is hinged to the rotating disc II, and the upper end of the lifting hydraulic cylinder is hinged to the bottom of the fixed end of the telescopic arm; the front end of the telescopic arm is hinged to the rear of the operation platform.
2. The novel aerial work platform lifting and automatic balancing device as claimed in claim 1, wherein: the utility model discloses a flexible arm of drawing a string, including the flexible axle, bracing piece II, the top at flexible arm is fixed with support I and support II, bracing piece II is with arc I that the articulated tie point of rolling disc I and flexible arm is the centre of a circle, bracing piece I is in the top rear side of operation platform sets up the arc II that uses the articulated tie point of operation platform and flexible arm as the centre of a circle, the sinle silk both ends that the flexible axle was drawn a string are connected respectively on the outer side of arc I and arc II.
3. The novel aerial work platform lifting and automatic balancing device as claimed in claim 1, wherein: the stay wire bracket I and the stay wire bracket II are fixed in the telescopic arm.
4. The novel aerial work platform lifting and automatic balancing device as claimed in claim 1, wherein: the inner rings of the rotating disc I and the rotating disc II are rotatably sleeved on the stand columns through bearings, the outer rings of the rotating disc I and the rotating disc II are semicircular, an opening is formed between the outer ring and the inner ring, pin shaft holes are formed in the positions, passing through the center point, of the inner ring and the semicircular outer ring, and the lifting hydraulic cylinder and the telescopic arm are fixed at the opening through pin shafts.
5. The novel aerial work platform lifting and automatic balancing device as claimed in claim 1, wherein a flange plate in butt joint with the standby heightening upright is arranged at the bottom of the upright.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022912710.5U CN213771247U (en) | 2020-12-06 | 2020-12-06 | Novel aerial work platform rises to rise and automatic balance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022912710.5U CN213771247U (en) | 2020-12-06 | 2020-12-06 | Novel aerial work platform rises to rise and automatic balance device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213771247U true CN213771247U (en) | 2021-07-23 |
Family
ID=76897433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022912710.5U Active CN213771247U (en) | 2020-12-06 | 2020-12-06 | Novel aerial work platform rises to rise and automatic balance device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213771247U (en) |
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2020
- 2020-12-06 CN CN202022912710.5U patent/CN213771247U/en active Active
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