CN211920812U - Rotary device for scissor-fork arm type aerial work vehicle - Google Patents
Rotary device for scissor-fork arm type aerial work vehicle Download PDFInfo
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- CN211920812U CN211920812U CN202020193178.3U CN202020193178U CN211920812U CN 211920812 U CN211920812 U CN 211920812U CN 202020193178 U CN202020193178 U CN 202020193178U CN 211920812 U CN211920812 U CN 211920812U
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- circular groove
- scissor
- bevel gears
- fixing plate
- fork arm
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Abstract
The utility model relates to an aerial working car technical field discloses a cut automobile-used slewer of fork arm formula aerial working, which comprises a carriage body, the fixed bracing piece that is equipped with a plurality of evenly distributed of upside of automobile body, a plurality of bracing pieces are the rectangle and distribute the setting, the top level of a plurality of bracing pieces is equipped with first fixed plate, the lower surface of first fixed plate all is connected with the upper end of a plurality of bracing pieces, first circular recess has been seted up to the upper surface of first fixed plate, the inside level of first circular recess is equipped with the rotor plate, the lateral wall of rotor plate and the lateral wall sliding connection of first circular recess, the upper surface of rotor plate is provided with cuts the fork arm, the fixed workstation that is equipped with in top of cutting the fork arm, the below of rotor plate and the inside that is located first circular recess are equipped with the ring gear, the ring. The utility model discloses the knot is rotatory steady, is difficult for appearing cutting the phenomenon that fork arm and workstation rocked to cut the result of use of fork arm formula high altitude construction car has been improved.
Description
Technical Field
The utility model relates to an aerial working car technical field especially relates to a cut fork arm-type slewer for aerial working car.
Background
The scissor-fork arm type aerial work vehicle has a wide application range, generally, the aerial work vehicle comprises a scissor-fork arm arranged on a vehicle body and a working bucket or a working device arranged at the tail end of the scissor-fork arm, a worker enters the working bucket, and the working bucket and the worker or the working device are conveyed to a high position through the scissor-fork arm to carry out aerial work.
But current fork arm-type aerial working car at the during operation, can use slewer to carry out the angle rotation with work fill or equipment to be convenient for staff multiposition work, but current fork arm-type aerial working car's slewer structure is comparatively single, and the gyration is not smooth, appears rocking phenomenon moreover easily, thereby leads to awkward problem. Therefore, the utility model provides a cut fork arm-type slewer for high altitude construction car.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the prior art in order to cut the slewer structure of fork arm-type high altitude construction car comparatively single, the gyration is not smooth, appears the phenomenon of rocking moreover easily to lead to awkward problem, and the slewer for the fork arm-type high altitude construction car that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a rotary device for a scissor-fork arm type overhead working truck comprises a truck body, wherein a plurality of uniformly distributed support rods are fixedly arranged on the upper side of the truck body, the support rods are arranged in a rectangular distribution manner, a first fixing plate is horizontally arranged above the support rods, the lower surface of the first fixing plate is connected with the upper ends of the support rods, a first circular groove is formed in the upper surface of the first fixing plate, a rotating plate is horizontally arranged in the first circular groove, the side wall of the rotating plate is in sliding connection with the side wall of the first circular groove, a scissor arm is arranged on the upper surface of the rotating plate, a workbench is fixedly arranged at the top of the scissor arm, an inner gear ring is arranged below the rotating plate and inside the first circular groove, the inner gear ring is fixedly arranged on the lower surface of the rotating plate, and a second fixing plate is fixedly arranged at the bottom of the first circular groove, the upper surface of the second fixing plate is provided with a second circular groove;
a driving motor is fixedly arranged on the upper side of the vehicle body and below the first fixing plate, a first rotating shaft is fixedly arranged at the output end of the driving motor through a coupler, the upper end of the first rotating shaft sequentially penetrates through the first fixing plate and the second fixing plate and extends into the second circular groove, a first bevel gear is fixedly arranged at one end of the first rotating shaft, which is positioned in the second circular groove, a plurality of first rolling bearings are embedded in the second circular groove and close to the edge of the second circular groove in a surrounding manner, a second rotating shaft is rotatably arranged through the first rolling bearings, gears are fixedly arranged at the upper ends of the second rotating shafts, which extend into the inner portion of the inner gear ring and are meshed with the inner wall of the inner gear ring, second bevel gears are fixedly arranged on the shaft walls of the second rotating shafts, and transmission shafts are arranged between the first bevel gears and the second bevel gears, the shaft walls of the plurality of transmission shafts are rotatably arranged at the bottom of the second circular groove through the matching of the bearing seat and the second rolling bearing, the two ends of the plurality of transmission shafts are respectively fixedly provided with a third bevel gear and a fourth bevel gear, the first bevel gear and the third bevel gear are meshed, and the second bevel gear and the fourth bevel gear are meshed.
Preferably, the lateral wall of rotor plate encircles the fixed block that is equipped with a plurality of evenly distributed, and a plurality of the upper and lower both sides of fixed block are all fixed and are equipped with universal ball, the ring channel has been seted up to the lateral wall of first circular recess, and a plurality of the fixed block all extends to the inside of ring channel, and a plurality of the upper and lower both sides of fixed block all pass through universal ball and the upper and lower both sides roll connection of ring channel.
Preferably, rolling grooves are formed in the upper side and the lower side of the annular groove and matched with the universal ball bearings.
Preferably, the lower end of the supporting rod is fixedly provided with an installation block, and the upper surface of the installation block is fixedly connected to the vehicle body through a plurality of installation bolts.
Preferably, a protective cover is fixedly arranged on the upper side of the vehicle body and outside the driving motor.
Preferably, the driving motor is a reduction motor.
Preferably, the inner gear ring is fixedly connected with the lower surface of the rotating plate through argon arc welding.
Preferably, the number of the gears is four.
Compared with the prior art, the utility model provides a cut automobile-used slewer of fork arm-type high altitude construction possesses following beneficial effect:
1. this cut fork arm-type slewer for high altitude construction vehicle through fixed block and the universal ball of setting between rotor plate and first fixed plate, can guarantee that the rotor plate is at the inside steady rotation of first fixed plate, can reduce pivoted frictional resistance through universal ball to the rotation effect of rotor plate has been improved.
2. The rotary device for the scissor-fork arm type overhead working truck is characterized in that the rotary device comprises a driving motor, a first rotating shaft, a first bevel gear, a second rotating shaft, a gear, an inner gear ring, a second bevel gear, a transmission shaft, a bearing seat, a third bevel gear and a fourth bevel gear, wherein the driving motor works to drive the first rotating shaft to rotate, the first rotating shaft can drive the first bevel gear to rotate, the first bevel gear can simultaneously drive a plurality of third bevel gears to rotate, a plurality of third bevel gears can simultaneously drive the transmission shaft to rotate, a plurality of transmission shafts can simultaneously drive a plurality of fourth bevel gears to rotate, and a plurality of fourth bevel gears can simultaneously drive a plurality of second bevel gears to rotate, thereby driving a plurality of second rotating shafts which can drive the gear to rotate and enable the inner gear ring to rotate, and then can drive the rotor plate and accomplish and rotate, finally realized the steady rotation of scissors fork arm and workstation.
The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses the knot is rotatory steady, the difficult phenomenon that appears cutting fork arm and workstation and rock to the result of use of cutting fork arm formula aerial working car has been improved.
Drawings
Fig. 1 is a schematic structural view of a rotary device for a scissor-arm type aerial work vehicle according to the present invention;
fig. 2 is a schematic top view of the second fixing plate in fig. 1;
fig. 3 is an enlarged view of a portion a of fig. 1.
In the figure: the device comprises a vehicle body 1, a supporting rod 2, a first fixing plate 3, a rotating plate 4, a scissor arm 5, a workbench 6, a second fixing plate 7, a driving motor 8, a first rotating shaft 9, a first bevel gear 10, a second rotating shaft 11, a gear 12, an inner gear ring 13, a second bevel gear 14, a transmission shaft 15, a bearing seat 16, a third bevel gear 17, a fourth bevel gear 18, a fixing block 19, universal balls 20 and a mounting block 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a rotary device for a scissor arm type aerial work vehicle comprises a vehicle body 1, a plurality of uniformly distributed support rods 2 are fixedly arranged on the upper side of the vehicle body 1, the plurality of support rods 2 are arranged in a rectangular distribution, a mounting block 21 is fixedly arranged at the lower end of each support rod 2, the upper surface of each mounting block 21 is fixedly connected to the vehicle body 1 through a plurality of mounting bolts, a horizontal first fixing plate 3 is arranged above the plurality of support rods 2, the lower surface of the first fixing plate 3 is connected with the upper ends of the plurality of support rods 2, a first circular groove is formed in the upper surface of the first fixing plate 3, a rotary plate 4 is horizontally arranged inside the first circular groove, the side wall of the rotary plate 4 is connected with the side wall of the first circular groove in a sliding manner, a scissor arm 5 is arranged on the upper surface of the rotary plate 4, a working table 6 is fixedly arranged at the top of the scissor arm 5, an inner gear ring 13, the inner gear ring 13 is fixedly arranged on the lower surface of the rotating plate 4, the inner gear ring 13 is fixedly connected with the lower surface of the rotating plate 4 through argon arc welding, the bottom of the first circular groove is fixedly provided with a second fixing plate 7, and the upper surface of the second fixing plate 7 is provided with a second circular groove;
a driving motor 8 is fixedly arranged on the upper side of the vehicle body 1 and below the first fixing plate 3, the driving motor 8 adopts a speed reducing motor, a protective cover is fixedly arranged on the upper side of the vehicle body 1 and outside the driving motor 8, the driving motor 8 can be protected against water and dust, a first rotating shaft 9 is fixedly arranged at the output end of the driving motor 8 through a coupler, the upper end of the first rotating shaft 9 sequentially penetrates through the first fixing plate 3 and the second fixing plate 7 and extends into the second circular groove, a first bevel gear 10 is fixedly arranged at one end of the first rotating shaft 9 positioned in the second circular groove, a plurality of first rolling bearings are embedded in the second circular groove and close to the uniform edge, a second rotating shaft 11 is rotatably arranged through the first rolling bearings, the upper ends of the plurality of second rotating shafts 11 all extend into the inner part of the inner gear ring 13 and are all fixedly provided with gears 12, the number of the gears 12 is four, the plurality of gears 12 are all arranged in a meshed manner with the inner wall of the inner gear ring 13, the shaft walls of the plurality of second rotating shafts 11 are all fixedly provided with second bevel gears 14, transmission shafts 15 are arranged between the first bevel gears 10 and the plurality of second bevel gears 14, the shaft walls of the plurality of transmission shafts 15 are all arranged at the bottoms of the second circular grooves in a rotating manner through the matching of bearing seats 16 and second rolling bearings, the two ends of the plurality of transmission shafts 15 are respectively fixedly provided with third bevel gears 17 and fourth bevel gears 18, the first bevel gears 10 are arranged in a meshed manner with the third bevel gears 17, and the second bevel gears 14 are arranged in a meshed manner with the fourth bevel gears 18.
The lateral wall of rotor plate 4 encircles fixed block 19 that is equipped with a plurality of evenly distributed, the upper and lower both sides of a plurality of fixed blocks 19 are all fixed and are equipped with universal ball 20, the ring channel has been seted up to the lateral wall of first circular recess, a plurality of fixed blocks 19 all extend to the inside of ring channel, the upper and lower both sides of a plurality of fixed blocks 19 are all through the upper and lower both sides roll connection of universal ball 20 with the ring channel, the rolling groove has all been seted up to the upper and lower both sides of ring channel, the rolling groove cooperatees with universal ball 20, can guarantee that rotor plate 4 is at the inside steady rotation of first fixed plate 3, can reduce pivoted frictional resistance through universal ball 20, thereby rotor.
In the utility model, when in use, the worker opens the driving motor 8 to work, the driving motor 8 can drive the first rotating shaft 9 to rotate, the first rotating shaft 9 can drive the first bevel gear 10 to rotate, the first bevel gear 10 can simultaneously drive the plurality of third bevel gears 17 to rotate, the plurality of third bevel gears 17 can simultaneously drive the transmission shaft 15 to rotate, the plurality of transmission shafts 15 can simultaneously drive the plurality of fourth bevel gears 18 to rotate, the plurality of fourth bevel gears 18 can simultaneously drive the plurality of second bevel gears 14 to rotate, thereby driving the plurality of second rotating shafts 11, the plurality of second rotating shafts 11 can drive the gears 12 to rotate and enable the inner gear ring 13 to rotate, the stable rotation of the rotating plate 4 in the first fixing plate 3 can be ensured through the fixing block 19 and the universal balls 20 which are arranged between the rotating plate 4 and the first fixing plate 3, the friction resistance of the rotation can be reduced through the universal balls 20, thereby improved the rotation effect of rotor plate 4, and then can drive rotor plate 4 and accomplish and rotate, finally realized the steady rotation of scissors fork arm 5 and workstation 6.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. A rotary device for a scissor-fork arm type overhead working truck comprises a truck body (1) and is characterized in that a plurality of uniformly distributed support rods (2) are fixedly arranged on the upper side of the truck body (1), the support rods (2) are arranged in a rectangular distribution manner, a first fixing plate (3) is horizontally arranged above the support rods (2), the lower surface of the first fixing plate (3) is connected with the upper ends of the support rods (2), a first circular groove is formed in the upper surface of the first fixing plate (3), a rotating plate (4) is horizontally arranged in the first circular groove, the side wall of the rotating plate (4) is in sliding connection with the side wall of the first circular groove, a scissor arm (5) is arranged on the upper surface of the rotating plate (4), a workbench (6) is fixedly arranged at the top of the scissor arm (5), an inner gear ring (13) is arranged below the rotating plate (4) and positioned in the first circular groove, the inner gear ring (13) is fixedly arranged on the lower surface of the rotating plate (4), a second fixing plate (7) is fixedly arranged at the bottom of the first circular groove, and a second circular groove is formed in the upper surface of the second fixing plate (7);
a driving motor (8) is fixedly arranged on the upper side of the vehicle body (1) and below the first fixing plate (3), a first rotating shaft (9) is fixedly arranged at the output end of the driving motor (8) through a coupler, the upper end of the first rotating shaft (9) sequentially penetrates through the first fixing plate (3) and the second fixing plate (7) and extends into the second circular groove, a first bevel gear (10) is fixedly arranged at one end of the first rotating shaft (9) positioned in the second circular groove, a plurality of first rolling bearings are embedded in the second circular groove and close to the edge of the second circular groove in a surrounding manner and are rotatably arranged through the first rolling bearings, a second rotating shaft (11) is rotatably arranged in the second circular groove, the upper ends of the second rotating shafts (11) extend into the inner part of the inner gear ring (13) and are fixedly provided with gears (12), and the gears (12) are meshed with the inner wall of the inner gear ring (13), the shaft wall of the second rotating shaft (11) is fixedly provided with second bevel gears (14), the first bevel gears (10) and the second bevel gears (14) are provided with transmission shafts (15), the shaft wall of the transmission shafts (15) is arranged at the bottom of the second circular groove in a rotating mode through matching of bearing seats (16) and second rolling bearings, the two ends of the transmission shafts (15) are fixedly provided with third bevel gears (17) and fourth bevel gears (18) respectively, the first bevel gears (10) and the third bevel gears (17) are meshed, and the second bevel gears (14) and the fourth bevel gears (18) are meshed.
2. The slewing device for the scissor-arm type aerial work vehicle according to claim 1, wherein the side wall of the rotating plate (4) is fixedly provided with a plurality of fixing blocks (19) which are uniformly distributed, the upper and lower sides of the plurality of fixing blocks (19) are fixedly provided with universal balls (20), the side wall of the first circular groove is provided with an annular groove, the plurality of fixing blocks (19) extend into the annular groove, and the upper and lower sides of the plurality of fixing blocks (19) are in rolling connection with the upper and lower sides of the annular groove through the universal balls (20).
3. The slewing device for the scissor-arm type aerial work platform of claim 2, wherein the annular groove is provided with rolling grooves on both upper and lower sides, and the rolling grooves are matched with the universal ball (20).
4. The slewing device for the scissor-arm type aerial work platform of claim 1, wherein the lower end of the support rod (2) is fixedly provided with a mounting block (21), and the upper surface of the mounting block (21) is fastened and connected to the vehicle body (1) through a plurality of mounting bolts.
5. The slewing device for a scissor-arm type aerial work vehicle according to claim 1, wherein a protective cover is fixed on the upper side of the vehicle body (1) and outside the driving motor (8).
6. The slewing device for a scissor-arm type aerial work vehicle according to claim 1, wherein the driving motor (8) is a reduction motor.
7. The rotary device of claim 1, wherein the inner gear ring (13) is fixedly connected with the lower surface of the rotating plate (4) through argon arc welding.
8. The slewing device for a scissor-arm type aerial work vehicle according to claim 1, wherein the number of the gears (12) is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020193178.3U CN211920812U (en) | 2020-02-21 | 2020-02-21 | Rotary device for scissor-fork arm type aerial work vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020193178.3U CN211920812U (en) | 2020-02-21 | 2020-02-21 | Rotary device for scissor-fork arm type aerial work vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN211920812U true CN211920812U (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020193178.3U Active CN211920812U (en) | 2020-02-21 | 2020-02-21 | Rotary device for scissor-fork arm type aerial work vehicle |
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| CN (1) | CN211920812U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112607679A (en) * | 2021-01-04 | 2021-04-06 | 合肥亚美科技有限责任公司 | Rotatory self-modulation crawler-type aerial working platform |
| CN114803934A (en) * | 2022-04-24 | 2022-07-29 | 南昌大学 | Lifting platform |
-
2020
- 2020-02-21 CN CN202020193178.3U patent/CN211920812U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112607679A (en) * | 2021-01-04 | 2021-04-06 | 合肥亚美科技有限责任公司 | Rotatory self-modulation crawler-type aerial working platform |
| CN114803934A (en) * | 2022-04-24 | 2022-07-29 | 南昌大学 | Lifting platform |
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