CN210214706U - Gear rack transmission lifter for construction machinery - Google Patents
Gear rack transmission lifter for construction machinery Download PDFInfo
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- CN210214706U CN210214706U CN201920749847.8U CN201920749847U CN210214706U CN 210214706 U CN210214706 U CN 210214706U CN 201920749847 U CN201920749847 U CN 201920749847U CN 210214706 U CN210214706 U CN 210214706U
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Abstract
The utility model provides a rack and pinion transmission lift for construction machinery, including motor, gear assembly, control assembly, rack assembly and lifting unit, the gear assembly includes actuating lever and gear, the actuating lever is connected with the driven lever through the gear engagement, the actuating lever includes first actuating lever and second actuating lever; the rack assembly comprises a rack, and a gear matched with the rack is mounted on the driven rod; the motor drives the first driving rod and the second driving rod to synchronously rotate to drive the driven rod to rotate, and the gear on the driven rod is in transmission with the rack so that the lifting assembly can do lifting motion along the rack. This lift connects the actuating lever through a motor and drives a plurality of gears and rack drive to make lifting unit carry out the elevating movement, same motor drives a plurality of rack and pinion transmission simultaneously, makes elevating system go up and down steadily, has avoided causing the phenomenon of uneven year to take place because of a plurality of drive arrangement.
Description
Technical Field
The utility model relates to a lift field especially relates to a rack and pinion transmission lift for construction machinery.
Background
The gear rack transmission mechanism is the most common transmission mechanism due to long service life and high transmission precision, and the number of gear rack transmission is required to be increased and a driving device for driving the gear rack transmission is also required to be increased in the process of utilizing the gear rack transmission elevator, particularly in a construction site, a warehouse or a workshop when the elevator carries a large amount of goods or a large lifting platform, but when a plurality of driving devices are generated, the phenomenon of uneven loading of the lifting mechanism is easily caused.
There is an urgent need for a lifter that can stably lift to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a rack and pinion transmission lift for construction machinery. The utility model discloses a motor is connected the actuating lever and is driven a plurality of gears and rack drive to make lifting unit carry out elevating movement.
The utility model provides a gear rack transmission lifter for construction machinery, which comprises a motor, a gear assembly, a control assembly, a rack assembly and a lifting assembly, wherein the motor is connected with the control assembly;
the gear assembly is matched with the rack assembly and is arranged on the lifting assembly, the lifting assembly comprises a slide way, and the rack assembly is arranged in the slide way; the motor drives the gear assembly to be in transmission with the rack assembly, so that the lifting assembly can do lifting motion along the rack assembly through the slide way;
the gear assembly comprises a driving rod and a gear, one end of the driving rod is connected with the motor, and the other end of the driving rod is connected with the gear; the driving rod is connected with a driven rod through gear engagement, the driving rod comprises a first driving rod and a second driving rod, and the first driving rod and the second driving rod are respectively connected with the motor and are positioned at two sides of the motor; the rack assembly comprises a rack, and a gear matched with the rack is mounted on the driven rod; the motor drives the first driving rod and the second driving rod to synchronously rotate to drive the driven rod to rotate, and the gear on the driven rod is in transmission with the rack so that the lifting assembly can do lifting motion along the rack.
Preferably, the lifting assembly further comprises a platform, the platform is located above the gear assembly, the rack assembly is perpendicular to the platform, and the slideway is fixedly mounted on the platform; the motor drives the gear assembly to be in transmission with the rack assembly, so that the platform can move up and down along the direction of the rack assembly.
Preferably, the gear assembly further comprises a first gear, a second gear, a third gear, a fourth gear, a fifth gear, a sixth gear, a first rack and a second rack, one end of the first driving rod and one end of the second driving rod are connected with the motor, and the other ends of the first driving rod and the second driving rod are respectively connected with the first gear and the second gear; the third gear and the fourth gear are respectively meshed with the first gear and the second gear, the third gear and the fifth gear are jointly connected with a first driven rod, the fourth gear and the sixth gear are jointly connected with a second driven rod, and the fifth gear and the sixth gear are respectively meshed with the first rack and the second rack; the motor drives the first driving rod and the second driving rod to drive the first gear and the third gear to transmit, the second gear and the fourth gear to transmit, and the fifth gear and the sixth gear to respectively transmit with the first rack and the second rack, so that the lifting assembly can perform lifting motion along the direction of the racks.
Preferably, the first driven lever is further connected with a seventh gear and a ninth gear, the second driven lever is further connected with an eighth gear and a tenth gear, the seventh gear and the eighth gear are respectively engaged with an eleventh gear and a twelfth gear, and the eleventh gear and the twelfth gear are commonly connected with the third driven lever and are respectively located at two ends of the third driven lever.
Preferably, the ninth gear and the tenth gear are respectively engaged with the third rack and the fourth rack, and the motor drives the first driving rod and the second driving rod to rotate so as to drive the first driven rod, the second driven rod and the third driving rod to rotate, so that the lifting assembly performs lifting motion along the rack direction.
Preferably, the first driving rod, the second driving rod, the first driven rod, the second driven rod and the third driven rod form a rectangle, the first driving rod and the second driving rod are perpendicular to the first driven rod and the second driven rod, and the third driven rod is perpendicular to the first driven rod and the second driven rod; the first rack, the second rack, the third rack and the fourth rack are respectively positioned at four vertexes of the rectangle.
Preferably, the moving directions of the first gear and the third gear, the second gear and the fourth gear, the seventh gear and the eleventh gear, and the eighth gear and the twelfth gear are perpendicular.
Preferably, the first gear, the second gear, the third gear, the fourth gear, the seventh gear, the eighth gear, the eleventh gear, and the twelfth gear are bevel gears.
Preferably, the motor is a reduction motor.
Preferably, the platform includes a through hole, the through hole is provided with the slide way, and the rack is installed in the through hole.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a motor is connected the actuating lever and is driven a plurality of gears and rack drive to make lifting unit carry out the elevating movement, same motor drives a plurality of rack and pinion transmissions simultaneously, makes elevating system go up and down steadily, has avoided causing the phenomenon of uneven year to take place because of a plurality of drive arrangement.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of a rack and pinion elevator for a construction machine according to the present invention;
fig. 2 is an enlarged view of a rack and pinion drive elevator for a construction machine of the present invention at a in fig. 1;
fig. 3 is a schematic view of the overall structure of a rack and pinion drive elevator for a construction machine according to the present invention, including a platform;
reference numerals: 10. the driving device comprises a motor, 101, a first gear, 102, a second gear, 103, a third gear, 104, a fourth gear, 105, a fifth gear, 106, a sixth gear, 107, a seventh gear, 108, an eighth gear, 109, a ninth gear, 110, a tenth gear, 111, an eleventh gear, 120, a twelfth gear, 210, a first driving rod, 220, a second driving rod, 310, a first driven rod, 320, a second driven rod, 330, a third driven rod, 410, a first rack, 420, a second rack, 430, a third rack, 440, a fourth rack, 50, a slideway, 60, a platform, 610 and a through hole.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
A rack and pinion drive elevator for a construction machine, as shown in fig. 1-3, includes a motor 10, a gear assembly, a control assembly, a rack assembly, and an elevator assembly, the motor being connected to the control assembly;
the gear assembly is matched with the rack assembly, the gear assembly is mounted on the lifting assembly, the lifting assembly comprises a slideway 50, and the rack assembly is mounted in the slideway 50; the motor drives the gear assembly to be in transmission with the rack assembly, so that the lifting assembly moves up and down along the rack assembly through the slide way 50;
the gear assembly comprises a driving rod and a gear, one end of the driving rod is connected with the motor 10, and the other end of the driving rod is connected with the gear; the driving rod is connected with a driven rod through gear engagement, the driving rod comprises a first driving rod 210 and a second driving rod 220, and the first driving rod 210 and the second driving rod 220 are respectively connected with the motor 10 and positioned at two sides of the motor; the rack assembly comprises a rack, and a gear matched with the rack is mounted on the driven rod;
the motor 10 drives the first driving rod 210 and the second driving rod 220 to synchronously rotate to drive the driven rod to rotate, and the gear on the driven rod is in transmission with the rack so that the lifting assembly performs lifting motion along the rack. In one embodiment, one motor 10 drives a plurality of driving rods to drive a plurality of gears and racks to drive the lifting assembly to perform lifting movement; the driving rod drives the driven rod through gear engagement, the driven rod is perpendicular to the driving rod, the driving rod is connected with the bevel gears, the driven rod is driven to rotate through engagement of the two bevel gears, the driven rod is provided with the gears matched with the racks, and the gears on the driven rod and the racks are driven to enable the lifting assembly to move up and down along the direction of the rack assembly.
In one embodiment, the lifting assembly further comprises a platform 60, the platform 60 is located above the gear assembly, the rack assembly is perpendicular to the platform 60, and the slide 50 is fixedly mounted on the platform 60; the motor 10 drives the gear assembly to drive the rack assembly, so that the platform 60 can move up and down along the direction of the rack assembly. In this embodiment, the platform 6060 is located above the motor 10 and the rack assembly, and people or goods can be loaded on the platform 60, and the motor 10, the rack, the driving rod and the platform are lifted and lowered together along the rack.
In a preferred embodiment, the gear assembly further includes a first driving rod 210, a second driving rod 220, a first gear 101, a second gear 102, a third gear 103, a fourth gear 104, a fifth gear 105, a sixth gear 106, a first rack 410 and a second rack 420, one end of the first driving rod 210 and one end of the second driving rod 220 are connected to the motor 10, and the other end of the first driving rod 210 and the other end of the second driving rod 220 are respectively connected to the first gear 101 and the second gear 102; the third gear 103 and the fourth gear 104 are respectively meshed with the first gear 101 and the second gear 102, the third gear 103 and the fifth gear 105 are jointly connected with the first driven rod 310, the fourth gear 104 and the sixth gear 106 are jointly connected with the second driven rod 320, and the fifth gear 105 and the sixth gear 106 are respectively meshed with the first rack 410 and the second rack 420; the motor 60 drives the first driving rod 210 and the second driving rod 220 to drive the first gear 101 and the third gear 103 to transmit, the second gear 1102 and the fourth gear 104 to transmit, and the fifth gear 105 and the sixth gear 106 to transmit with the first rack 101 and the second rack 102, respectively, so that the lifting assembly performs a lifting motion along the rack direction. In this embodiment, two ends of the motor are respectively connected to the first driving rod 210 and the second driving rod 220, one ends of the first driving rod 210 and the second driving rod 220 are respectively connected to the first gear 101 and the second gear 102, and the motor 10 drives the first driving rod 210 and the second driving rod 220 to rotate and drive the first gear 101 and the second gear 102 to rotate. The first gear 101 and the second gear 102 are respectively meshed with the third gear 103 and the fourth gear 104, the rotation directions of the first gear 101 and the third gear 103 and the second gear 102 and the fourth gear 104 are vertical, and the first gear 101, the second gear 102, the third gear 103 and the fourth gear 104 are conical gears. The third gear 103 and the fourth gear 104 are respectively mounted on the first driven rod 310 and the second driven rod 320, and the third gear 103 and the fourth gear 104 respectively drive the first driven rod 310 and the second driven rod 320 to rotate.
Furthermore, a fifth gear 105 and a sixth gear 106 are respectively mounted on the third driven rod 330 and the fourth driven rod 340, the first driven rod 310 and the second driven rod 320 rotate to drive the fifth gear 105 and the sixth gear 106 to rotate, the fifth gear 105 and the sixth gear 106 are respectively engaged with the first rack 410 and the second rack 420, and the fifth gear 105 and the sixth gear 106 are respectively in transmission with the first rack 410 and the second rack 420, so that the lifting assembly can perform lifting movement along the direction of the first rack 410 or the direction of the second rack 420.
Furthermore, a seventh gear 107 and a ninth gear 109 are connected to the first driven rod 310, an eighth gear 108 and a tenth gear 110 are connected to the second driven rod 320, the seventh gear 107 and the eighth gear 108 are respectively engaged with the eleventh gear 111 and the twelfth gear 120, and the eleventh gear 111 and the twelfth gear 120 are commonly connected to the third driven rod 330 and respectively located at two ends thereof. In the present embodiment, the third gear 103 and the fifth gear 105 are located at one end of the first driven rod 310, and the seventh gear 107 and the ninth gear 109 are connected to the other end of the first driven rod 310; the fourth gear 104 and the sixth gear 106 are located at one end of the second driven rod 320, and the eighth gear 108 and the tenth gear 110 are linked to the other end of the second driven rod 320. The seventh gear 107 and the eighth gear 108 are engaged with the eleventh gear 111 and the twelfth gear 120, respectively, and the eleventh gear 111 and the twelfth gear 120 are mounted to both ends of the third driven lever 330. The first driven rod 310 and the second driven rod 320 rotate to drive the ninth gear 109 and the tenth gear 110 to rotate, so that the lifting assembly is driven by the fifth gear 105 and the first rack 410, the sixth gear 106 and the second rack 420, the seventh gear 107 and the third rack 430, and the eighth gear 108 and the fourth rack 440 to move up and down. A motor 10 drives the first driving rod 210 and the second driving rod 220 to rotate, and the first driving rod 210 and the second driving rod 220 rotate to drive the gear and the gear to rotate and drive the driven rod and the gear to rotate, so that the gear and the rack drive the lifting assembly to perform lifting movement. All the gears, the driving rods and the driven rods are driven by the same motor 10, so that the whole lifting process is stable, and the phenomenon of uneven load caused by a plurality of driving devices is avoided.
Specifically, the first driving rod 210, the second driving rod 220, the first driven rod 310, the second driven rod 320 and the third driven rod 330 form a rectangle, the first driving rod 210 and the second driving rod 220 are perpendicular to the first driven rod 310 and the second driven rod 320, and the third driven rod 330 is perpendicular to the first driven rod 310 and the second driven rod 320; the first rack 410, the second rack 420, the third rack 430 and the fourth rack 440 are located at four vertexes of a rectangle, respectively. In the present embodiment, the racks are uniformly distributed on the platform, preferably the platform is rectangular, the racks are located at four vertices of the rectangular platform, and the first driving rod 210, the second driving rod 220, the first driven rod 310, the second driven rod 320 and the third driven rod 330 are respectively parallel to four sides of the rectangle.
Specifically, the first gear 101, the second gear 102, the third gear 103, the fourth gear 104, the seventh gear 107, the eighth gear 108, the eleventh gear 111, and the twelfth gear 120 are bevel gears. In the embodiment, two bevel gears are in meshing transmission, namely one bevel gear rotates to drive the other bevel gear to move in the direction perpendicular to the bevel gears.
The utility model discloses a motor drive drives a plurality of gear and rack gear through the actuating lever that is connected with motor 10 to make lifting unit carry out elevating movement, same motor drives a plurality of gear and rack gear simultaneously, makes elevating system go up and down steadily, has avoided causing the phenomenon of uneven year to take place because of a plurality of drive arrangement.
In addition, the elevator further comprises a base, the first rack, the second rack, the third rack and the fourth rack are fixedly installed in the base, the base is fixed on the ground, a rolling assembly is installed at the bottom end of the base, and the rolling assembly is used for facilitating the movement of the elevator.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the utility model can be smoothly implemented by the ordinary technicians in the industry according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. A gear rack transmission elevator for construction machinery is characterized by comprising a motor, a gear assembly, a control assembly, a rack assembly and an elevating assembly, wherein the motor is connected with the control assembly;
the gear assembly is matched with the rack assembly and is arranged on the lifting assembly, the lifting assembly comprises a slide way, and the rack assembly is arranged in the slide way; the motor drives the gear assembly to be in transmission with the rack assembly, so that the lifting assembly can do lifting motion along the rack assembly through the slide way;
the gear assembly comprises a driving rod and a gear, one end of the driving rod is connected with the motor, and the other end of the driving rod is connected with the gear; the driving rod is connected with a driven rod through gear engagement, the driving rod comprises a first driving rod and a second driving rod, and the first driving rod and the second driving rod are respectively connected with the motor and are positioned at two sides of the motor; the rack assembly comprises a rack, and a gear matched with the rack is mounted on the driven rod; the motor drives the first driving rod and the second driving rod to synchronously rotate to drive the driven rod to rotate, and the gear on the driven rod is in transmission with the rack so that the lifting assembly can do lifting motion along the rack.
2. The gear rack drive elevator for a construction machine according to claim 1, wherein the elevator assembly further comprises a platform located above the gear assembly, the gear rack assembly being perpendicular to the platform, the runway being fixedly mounted on the platform; the motor drives the gear assembly to be in transmission with the rack assembly, so that the platform can move up and down along the direction of the rack assembly.
3. The rack and pinion elevator for a construction machine as claimed in claim 1, wherein the gear assembly further comprises a first gear, a second gear, a third gear, a fourth gear, a fifth gear, a sixth gear, a first rack and a second rack, wherein one end of the first driving rod and one end of the second driving rod are connected to the motor, and the other end of the first driving rod and the other end of the second driving rod are connected to the first gear and the second gear, respectively; the third gear and the fourth gear are respectively meshed with the first gear and the second gear, the third gear and the fifth gear are jointly connected with a first driven rod, the fourth gear and the sixth gear are jointly connected with a second driven rod, and the fifth gear and the sixth gear are respectively meshed with the first rack and the second rack; the motor drives the first driving rod and the second driving rod to drive the first gear and the third gear to transmit, the second gear and the fourth gear to transmit, and the fifth gear and the sixth gear to respectively transmit with the first rack and the second rack, so that the lifting assembly can perform lifting motion along the direction of the racks.
4. A rack and pinion elevator for a construction machine as claimed in claim 3 wherein a seventh gear and a ninth gear are connected to said first driven rod, an eighth gear and a tenth gear are connected to said second driven rod, said seventh gear and eighth gear are engaged with an eleventh gear and a twelfth gear respectively, said eleventh gear and twelfth gear are connected to said third driven rod respectively at both ends thereof.
5. The rack and pinion elevator for construction machinery as claimed in claim 4, wherein the ninth gear and the tenth gear engage with the third rack and the fourth rack, respectively, and the motor drives the first driving rod and the second driving rod to rotate so as to drive the first driven rod, the second driven rod and the third driving rod to rotate, so that the elevator assembly performs an elevating motion in the direction of the racks.
6. The rack and pinion elevator for a construction machine according to any one of claims 3 to 5, wherein the first driving lever, the second driving lever, the first driven lever, the second driven lever, and the third driven lever form a rectangle, the first driving lever and the second driving lever are perpendicular to the first driven lever and the second driven lever, and the third driven lever is perpendicular to the first driven lever and the second driven lever; the first rack, the second rack, the third rack and the fourth rack are respectively positioned at four vertexes of the rectangle.
7. The rack and pinion elevator for a construction machine as claimed in claim 4, wherein the first gear and the third gear, the second gear and the fourth gear, the seventh gear and the eleventh gear, and the eighth gear and the twelfth gear move in a direction perpendicular to each other.
8. A rack and pinion elevator for a construction machine as claimed in any one of claims 3 to 5 wherein the first, second, third, fourth, seventh, eighth, eleventh and twelfth gears are bevel gears.
9. The rack and pinion elevator for a construction machine as claimed in claim 1, wherein said motor is a reduction motor.
10. The rack and pinion elevator for a construction machine according to claim 2, wherein the platform includes a through hole in which the slide is provided, and the rack is installed in the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920749847.8U CN210214706U (en) | 2019-05-23 | 2019-05-23 | Gear rack transmission lifter for construction machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920749847.8U CN210214706U (en) | 2019-05-23 | 2019-05-23 | Gear rack transmission lifter for construction machinery |
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| Publication Number | Publication Date |
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| CN210214706U true CN210214706U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920749847.8U Active CN210214706U (en) | 2019-05-23 | 2019-05-23 | Gear rack transmission lifter for construction machinery |
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| CN (1) | CN210214706U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112125216A (en) * | 2020-09-23 | 2020-12-25 | 江苏祥顺机电设备安装工程有限公司 | High-stability lifting device for large equipment installation |
| CN112474923A (en) * | 2020-11-13 | 2021-03-12 | 厦门市全新彩钢结构有限公司 | Rolling forming machine |
| CN112628368A (en) * | 2020-12-24 | 2021-04-09 | 苏州凯尔博精密机械有限公司 | Helical gear rack transmission mechanism |
| CN113323464A (en) * | 2021-05-14 | 2021-08-31 | 合肥巍华智能停车设备有限公司 | Intelligence parking elevating gear |
| CN114449805A (en) * | 2022-01-19 | 2022-05-06 | 湖南鼎洪电气成套设备有限公司 | Outdoor communication cabinet |
| CN114713578A (en) * | 2022-04-02 | 2022-07-08 | 常熟睿笙汽车零部件有限公司 | Oil pipe machining process and device for automobile engine |
| CN115215062A (en) * | 2022-07-18 | 2022-10-21 | 苏州天准科技股份有限公司 | Jacking belt conveyor |
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2019
- 2019-05-23 CN CN201920749847.8U patent/CN210214706U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112125216A (en) * | 2020-09-23 | 2020-12-25 | 江苏祥顺机电设备安装工程有限公司 | High-stability lifting device for large equipment installation |
| CN112474923A (en) * | 2020-11-13 | 2021-03-12 | 厦门市全新彩钢结构有限公司 | Rolling forming machine |
| CN112628368A (en) * | 2020-12-24 | 2021-04-09 | 苏州凯尔博精密机械有限公司 | Helical gear rack transmission mechanism |
| CN113323464A (en) * | 2021-05-14 | 2021-08-31 | 合肥巍华智能停车设备有限公司 | Intelligence parking elevating gear |
| CN114449805A (en) * | 2022-01-19 | 2022-05-06 | 湖南鼎洪电气成套设备有限公司 | Outdoor communication cabinet |
| CN114713578A (en) * | 2022-04-02 | 2022-07-08 | 常熟睿笙汽车零部件有限公司 | Oil pipe machining process and device for automobile engine |
| CN114713578B (en) * | 2022-04-02 | 2024-03-19 | 常熟睿笙汽车零部件有限公司 | Oil pipe machining process and device for automobile engine |
| CN115215062A (en) * | 2022-07-18 | 2022-10-21 | 苏州天准科技股份有限公司 | Jacking belt conveyor |
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