CN220412742U - Aluminum alloy rack - Google Patents
Aluminum alloy rack Download PDFInfo
- Publication number
- CN220412742U CN220412742U CN202322039749.4U CN202322039749U CN220412742U CN 220412742 U CN220412742 U CN 220412742U CN 202322039749 U CN202322039749 U CN 202322039749U CN 220412742 U CN220412742 U CN 220412742U
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- China
- Prior art keywords
- lifting
- frame
- lifter
- driving motor
- seat
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 19
- 230000008878 coupling Effects 0.000 claims abstract description 14
- 238000010168 coupling process Methods 0.000 claims abstract description 14
- 238000005859 coupling reaction Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000003028 elevating effect Effects 0.000 claims abstract description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000013016 damping Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 239000000956 alloy Substances 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Seats For Vehicles (AREA)
Abstract
The utility model provides an aluminum alloy frame, includes frame, lift platform and elevating system, the middle part of frame is equipped with the lift space that supplies lift platform to reciprocate, lift platform is located the lift space, drives lift platform's lift through adopting driving motor cooperation shaft coupling and lifter to all be equipped with two lifter in every side frame at least and improve lift platform's stability, avoid appearing the circumstances that power transmission is interrupted, wherein, be square structure with the frame and adopt the aluminum alloy material to make, have stable in structure light in weight's characteristics, still be equipped with unidirectional power transmission's reduction gear between driving motor and second coupling, can prevent that lift platform from driving the reverse rotation of lifter when driving motor stop work, avoided lift platform to descend fast under the circumstances that power stopped, guaranteed the safety of lift platform uploading.
Description
Technical Field
The utility model relates to the technical field of lifting frames, in particular to an aluminum alloy frame.
Background
The elevator is a device capable of lifting objects to different heights according to conditions, and in the field of industrial production, most procedures need to use the elevator, so that the requirement on the lifting stability of the elevator is high, and the frame is particularly critical in the condition of determining the lifting stability of the elevator.
In the existing elevators, a lifting device based on pulley blocks, as disclosed in chinese patent application No. cn202120531289, comprises a lifting frame, a lifting cylinder, and pulley blocks; a lifting platform capable of sliding along the vertical direction of the lifting frame is arranged in the lifting frame; the lifting platform is in transmission connection with the lifting oil cylinder through the pulley block, and the lifting oil cylinder provides lifting power for the lifting platform; the pulley component comprises a lifting pulley block and a rollover prevention pulley block.
In the structure, the lifting frame drives the lifting platform to lift through the cooperation of the pulley blocks and the steel wire ropes, and the steel wire ropes are worn in the process of reciprocating movement on the pulley blocks, so that the wear condition of the steel wire ropes needs to be checked regularly in order to ensure the stability of the lifting frame, the steel wire ropes are wound in a reciprocating manner between the pulley blocks, the checking process is quite complicated, and the steel wire ropes are also relatively complicated when being replaced; in addition, because the lifting platform does not have a locking function, once the steel wire rope breaks in the lifting process of the lifting platform, power interruption can be caused, the lifting platform can rapidly descend at the moment, and huge impact can be generated when the lifting platform reaches the bottom, so that the object on the lifting platform is damaged or the structure of the lifting platform is damaged, and safety is lacked.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides an aluminum alloy rack.
The technical scheme adopted for solving the technical problems is as follows:
the aluminum alloy rack comprises a frame, a lifting platform and a lifting mechanism, wherein the middle part of the frame is provided with a lifting space for the lifting platform to move up and down, the lifting platform is positioned in the lifting space, the lifting mechanism is arranged at the top of the frame and comprises a plurality of lifting rods rotatably arranged on the frame and a driving motor for driving the lifting rods to rotate, the lifting platform is in threaded connection with the lifting rods, and the driving motor drives the lifting platform to move up and down through the lifting rods;
the top of frame is equipped with the rotation seat that is used for installing the lifter, rotate the seat and correspond the top that sets up at the lifter, the lifter rotates the cartridge in rotating the seat, is equipped with the first shaft coupling that is used for making two lifter synchronous rotation between two adjacent rotation seats of same one side.
Further, at least two lifting rods are arranged on two sides of the frame.
Further, the driving motor is located between the rotating seats at two sides, a second coupler and a steering gear which are used for enabling lifting rods at two sides to synchronously rotate are arranged at two sides of the driving motor, and the driving motor is connected to one of the rotating seats through the second coupler and the steering gear.
Further, a speed reducer is arranged between the driving motor and the second coupler, the speed reducer is in one-way transmission, and the driving motor drives the second coupler to rotate through the speed reducer.
Further, a thrust bearing is arranged at the joint of the bottom of the lifting rod and the frame, and the thrust bearing is arranged in the bearing seat and connected with the lifting rod.
According to the utility model, the lifting platform comprises two groups of lifting components and cargo carrying plates, wherein the two groups of lifting components are respectively matched with lifting rods on two sides, the cargo carrying plates are arranged at the tops of the lifting components, the lifting components comprise lifting seats, through holes for the lifting rods to pass through are formed in the lifting seats, screw thread seats sleeved on the lifting rods are formed in positions, corresponding to the through holes, of the bottoms of the lifting seats, and the lifting seats are supported on the lifting rods through the screw thread seats.
Further, a supporting part for supporting the cargo carrying plate extends inwards from the lifting seat, the supporting part is supported at four positions of the cargo carrying plate, and a damping spring is further arranged between the cargo carrying plate and the supporting part.
Further, guiding mechanisms are arranged at the joints of the two ends of the lifting seat and the frame, each guiding mechanism comprises a guiding plate arranged on the frame, each guiding plate is arranged towards the end face of the lifting seat, guiding wheels matched with the guiding plates are further arranged on the end face of the lifting seat, and the guiding wheels are provided with two groups and respectively abutted to two side edges of each guiding plate.
The utility model has the following advantages and beneficial effects:
the lifting platform is driven to lift by adopting the driving motor to match the coupler and the lifting rods, and the stability of the lifting platform is improved by at least two lifting rods arranged in each side frame, so that the condition of power transmission interruption is avoided, and the frame is of a square structure and made of an aluminum alloy material, so that the lifting platform has the characteristics of stable structure and light weight.
In addition, still be equipped with unidirectional power transmission's reduction gear between driving motor and second coupling, can prevent when driving motor stop work that lift platform from driving the reverse rotation of lifter, avoided lift platform to descend fast under the circumstances that power stopped, guaranteed the safety of lift platform uploading.
Drawings
The utility model is further described below with reference to the drawings and embodiments:
FIG. 1 is a schematic view of a frame in the present embodiment;
FIG. 2 is a top view of the frame in this embodiment;
fig. 3 is a side view of the frame in this embodiment;
FIG. 4 is an enlarged view of area A of FIG. 3;
FIG. 5 is an enlarged view of area B of FIG. 3;
fig. 6 is a front view of the frame in the present embodiment;
FIG. 7 is an enlarged view of area C of FIG. 6;
FIG. 8 is a schematic view showing the internal structure of the rotating seat according to the present embodiment;
fig. 9 is a schematic view showing the internal structure of the steering gear in the present embodiment;
fig. 10 is a schematic diagram of the internal structure of the decelerator of the present embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the present utility model is not limited to the following embodiments.
As shown in fig. 1 to 7, this embodiment discloses an aluminum alloy rack, this aluminum alloy rack is mainly applied to the lift, the frame includes frame 1, lift platform 2 and elevating system 3, frame 1 is square structure and adopts aluminum alloy material to make, has stable in structure light in weight's characteristics, the middle part of frame 1 is equipped with the lift space 4 that supplies lift platform 2 to reciprocate, lift platform 2 is located lift space 4, elevating system 3 sets up at the top of frame 1, elevating system 3 includes lifter 31 that many rotations were installed on frame 1 and is used for driving the pivoted driving motor 32 of lifter 31, preferably, lifter 31 can be lead screw or screw rod, lift platform 2 threaded connection is on lifter 31, driving motor 32 drives lift platform 2 through lifter 31 and reciprocates.
Specifically, in order to keep the lifting platform 2 balanced, at least two lifting rods 31 are disposed on both sides of the frame 1, and in this embodiment, two lifting rods 31 are preferred.
Further, a rotating seat 33 for installing the lifting rods 31 is arranged at the top of the frame 1, the top of the lifting rods 31 is rotatably inserted in the rotating seat 33, a first coupler 34 for enabling the two lifting rods 31 to synchronously rotate is arranged between the two rotating seats 33 on the same side, as shown in fig. 8, gear structures are arranged at two ends of the first coupler 34, the gear structures at two ends are respectively in meshed connection with the lifting rods 31 in the rotating seat 33, and when one lifting rod 31 rotates, the other lifting rod 31 is driven to synchronously rotate through the first coupler 34.
Further, the driving motor 32 is disposed between the rotating seats 33 on two sides of the top of the frame 1, in order to enable the lifting rods 31 on two sides to rotate synchronously, two sides of the driving motor 32 are respectively provided with a second coupling 35 and a steering gear 36, the driving motor 32 is connected to one of the rotating seats 33 of the lifting rods 31 on two sides through the second coupling 35 and the steering gear 36, as shown in fig. 9, a reversing gear is disposed in the steering gear 46, one end of the second coupling 35 is axially connected to the reversing gear and drives the reversing gear to rotate, and the reversing gear is meshed with a gear structure on one end of the first coupling 34, so that power transmission is achieved, and the driving motor 32 can drive the four lifting rods 31 to rotate synchronously through cooperation of the first coupling 34, the second coupling 35 and the steering gear 36, so that the lifting platform 2 can operate stably and safely.
Further, a speed reducer 37 is disposed between the driving motor 32 and the second coupling 35, the speed reducer 37 is in unidirectional transmission, as shown in fig. 10, a worm and gear structure is disposed in the speed reducer 37, the driving motor 32 drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel is fixedly connected with the second coupling 35, and according to the self-locking principle of the worm and the gear, power can only be transmitted to the second coupling 35 through the driving motor 32 and cannot be reversely transmitted, so that a unidirectional transmission function is realized, and the lifting platform 2 can be prevented from driving the lifting rod 31 to reversely rotate when the power of the driving motor 32 is interrupted, so that the safety of the rack is improved.
Further, in order to improve the support and the rotation smoothness of the lifting rod 31, a thrust bearing 38 is provided at the connection between the bottom of the lifting rod 31 and the frame 1, and the thrust bearing 38 is installed in the bearing seat and connected to the lifting rod 31.
In this embodiment, the lifting platform 2 includes two sets of lifting assemblies 21 respectively fitted on the lifting rods 31 on two sides and a cargo board 22 installed on the top of the lifting assemblies 21, each set of lifting assemblies 21 includes a lifting seat 221, a through hole for the lifting rod 31 to pass through is formed in the lifting seat 221, a threaded seat 223 in which a thread is sleeved on the lifting rod 31 is formed at the bottom of the lifting seat 221 corresponding to the position of the through hole, and the lifting seat 221 is supported on the lifting rod 31 through the threaded seat 223.
Further, a supporting portion 224 for supporting the cargo board 22 extends inward from the lifting seat 221, the supporting portion 224 is supported at four positions of the cargo board 22, and a damping spring 225 is further disposed between the cargo board 22 and the supporting portion 224.
Further, the connection parts between the two ends of the lifting seat 221 and the frame 1 are both provided with guide mechanisms 23, the guide mechanisms 23 comprise guide plates 231 installed on the frame, the guide plates 231 are arranged towards the end faces of the lifting seat 221, the end faces of the lifting seat 221 are also provided with guide wheels 232 matched with the guide plates 231, and the guide wheels 232 are provided with two groups and respectively abutted against two side edges of the guide plates 231.
The above description is merely illustrative of the utility model and those skilled in the art may make various modifications and additions to the described embodiments or substitutions in a similar manner without departing from the scope of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (8)
1. The utility model provides an aluminum alloy frame, includes frame (1), lift platform (2) and elevating system (3), the middle part of frame (1) is equipped with lift space (4) that supplies lift platform (2) to reciprocate, lift platform (2) are located lift space (4), elevating system (3) set up at the top of frame (1), its characterized in that: the lifting mechanism (3) comprises a plurality of lifting rods (31) rotatably arranged on the frame (1) and a driving motor (32) for driving the lifting rods (31) to rotate, the lifting platform (2) is connected to the lifting rods (31) in a threaded manner, and the driving motor (32) drives the lifting platform (2) to move up and down through the lifting rods (31);
the top of frame (1) is equipped with rotation seat (33) that are used for installing lifter (31), rotation seat (33) correspond the top that sets up in lifter (31), lifter (31) rotate the cartridge in rotation seat (33), are equipped with between two adjacent rotation seats (33) of same one side and are used for making two lifter (31) synchronous pivoted first shaft coupling (34).
2. An aluminum alloy housing as recited in claim 1, wherein: at least two lifting rods (31) are arranged on two sides of the frame (1).
3. An aluminum alloy housing as recited in claim 1, wherein: the driving motor (32) is positioned between the rotating seats (33) on two sides, a second coupler (35) and a steering gear (36) which are used for enabling lifting rods (31) on two sides to rotate synchronously are arranged on two sides of the driving motor (32), and the driving motor (32) is connected to one of the rotating seats (33) through the second coupler (35) and the steering gear (36).
4. An aluminum alloy housing according to claim 3, wherein: a speed reducer (37) is arranged between the driving motor (32) and the second coupler (35), the speed reducer (37) is in one-way transmission, and the driving motor (32) drives the second coupler (35) to rotate through the speed reducer (37).
5. An aluminum alloy housing as recited in claim 1, wherein: the bottom of lifter (31) is equipped with thrust bearing (38) with the junction of frame (1), thrust bearing (38) are installed in the bearing frame and are connected with lifter (31).
6. An aluminum alloy housing as recited in claim 1, wherein: lifting platform (2) are including two sets of lifting unit (21) and the cargo board (22) of installing at lifting unit (21) top of cooperation respectively on both sides lifter (31), lifting unit (21) are including lifting seat (221), be equipped with the through-hole that supplies lifter (31) to pass on lifting seat (221), lifting seat (221) bottom corresponds screw thread seat (223) of through-hole department on lifter (31) that are equipped with the screw thread suit, lifting seat (221) are supported on lifter (31) through screw thread seat (223).
7. An aluminum alloy housing as recited in claim 6, wherein: the lifting seat (221) is provided with a supporting part (224) which is used for supporting the cargo carrying plate (22) in an inward extending mode, the supporting part (224) is supported at four positions of the cargo carrying plate (22), and a damping spring (225) is further arranged between the cargo carrying plate (22) and the supporting part (224).
8. An aluminum alloy housing as recited in claim 6, wherein: both ends of lifting seat (221) all are equipped with guiding mechanism (23) with the junction of frame (1), guiding mechanism (23) are including installing deflector (231) on the frame, deflector (231) set up towards the terminal surface of lifting seat (221), still be equipped with on the terminal surface of lifting seat (221) and be used for cooperating leading wheel (232) on deflector (231), leading wheel (232) are equipped with two sets of and support respectively at the both sides edge of deflector (231).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322039749.4U CN220412742U (en) | 2023-07-31 | 2023-07-31 | Aluminum alloy rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322039749.4U CN220412742U (en) | 2023-07-31 | 2023-07-31 | Aluminum alloy rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220412742U true CN220412742U (en) | 2024-01-30 |
Family
ID=89643205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322039749.4U Active CN220412742U (en) | 2023-07-31 | 2023-07-31 | Aluminum alloy rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220412742U (en) |
-
2023
- 2023-07-31 CN CN202322039749.4U patent/CN220412742U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |