CN108328507B - Double-column type automobile elevator - Google Patents
Double-column type automobile elevator Download PDFInfo
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- CN108328507B CN108328507B CN201810350035.6A CN201810350035A CN108328507B CN 108328507 B CN108328507 B CN 108328507B CN 201810350035 A CN201810350035 A CN 201810350035A CN 108328507 B CN108328507 B CN 108328507B
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- upright post
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
本发明涉及一种双柱式汽车提升机，包括对称设置的两组提升机构；提升机构包括竖直放置的立柱，滑动式安装在立柱上的提升壳，固定在立柱上的液压缸，安装在液压缸输出端上的轴承座，安装在轴承座上的提升滑轮，提升索，固定在提升壳上的锤头，安装在锤头上的托杆组件；绕过提升滑轮的提升索的一端固定在提升壳上，提升索的另一端固定在立柱上。提升机可以用于提升汽车，属于汽车提升机的技术领域。
The present invention relates to a double-column automobile hoist, comprising two sets of lifting mechanisms symmetrically arranged; the lifting mechanism comprises a vertically placed column, a lifting shell slidably mounted on the column, a hydraulic cylinder fixed on the column, a bearing seat mounted on the output end of the hydraulic cylinder, a lifting pulley mounted on the bearing seat, a lifting rope, a hammer head fixed on the lifting shell, and a support rod assembly mounted on the hammer head; one end of the lifting rope passing around the lifting pulley is fixed on the lifting shell, and the other end of the lifting rope is fixed on the column. The hoist can be used to lift a car, and belongs to the technical field of automobile hoists.
Description
Technical Field
The invention relates to the technical field of automobile elevators, in particular to a double-column type automobile elevator.
Background
With the scientific daily and monthly variation and the improvement of the living standard of people, automobiles become a main way for people to travel. With the proliferation of the number of automobiles, the markets for automobile repair and maintenance are also growing. In which the car hoist is indispensable in car inspection repair and maintenance. Various types of hoists are now available, such as twin, four, scissors and combination mobile cars. The double column type elevator has the advantages of simple structure, convenience, practicability, convenient maintenance, safety, reliability, small occupied area and cost performance, and occupies most of the elevator market.
The current hydraulic lifting device for the household car with the lifting weight of 1-2 tons is most widely applied, the structure of the hydraulic lifting device directly influences whether the operation of maintenance personnel is convenient, and the quality of products directly influences the safety of the maintenance personnel. At present, double-column type automobile elevator has reasons such as manufacturing error, makes the pneumatic cylinder can not keep synchronous, and the structure is complicated, and equipment is many, and the price is high, and occupation space is big, and the operation is inconvenient, also is not applicable to transportation and installation, and two pneumatic cylinders can not promote in step, and the slope takes place when leading to the car to be promoted, has the potential safety hazard, and distance between drive arrangement and the hoisting device is too near, and the noise is big, operational environment is abominable. Heretofore, there has been no simple and effective solution.
Disclosure of Invention
Aiming at the technical problems existing in the prior art, the invention aims at: a twin-column car hoist is provided which can be used to hoist a car.
In order to achieve the above purpose, the invention adopts the following technical scheme:
A double-column type automobile elevator comprises two groups of lifting mechanisms which are symmetrically arranged; the lifting mechanism comprises a vertical column, a lifting shell, a hydraulic cylinder, a bearing seat, a lifting pulley, a lifting rope, a hammer head and a supporting rod assembly, wherein the vertical column is vertically arranged, the lifting shell is installed on the vertical column in a sliding mode, the hydraulic cylinder is fixed on the vertical column, the bearing seat is installed on the output end of the hydraulic cylinder, the lifting pulley is installed on the bearing seat, the lifting rope is fixed on the lifting shell, and the supporting rod assembly is installed on the hammer head; one end of a lifting rope which bypasses the lifting pulley is fixed on the lifting shell, and the other end of the lifting rope is fixed on the upright post.
Further is: the vertical lifting shell that places is arranged in the stand in a sliding manner, is equipped with vertical spout on the lifting shell, is equipped with on the stand with spout complex slide rail.
Further is: the lifting shell is square tubular, the upright post is channel steel-shaped, the sliding groove is arranged on one side surface of the lifting shell, and the sliding rail is fixed on the upright post.
Further is: the elevator also comprises two groups of balance mechanisms; the balance mechanism comprises a first pulley, a second pulley, a third pulley and a balance rope; the first pulley is arranged on the upper part of the upright post, the second pulley and the third pulley are arranged on the lower part of the upright post, the first pulley and the third pulley are respectively arranged in different upright posts, and the first pulley and the second pulley are arranged in the same upright post; one end of the balance rope is fixed on one of the lifting shells, and the other end of the balance rope sequentially bypasses the first pulley, the second pulley and the third pulley and is fixed on the other lifting shell; the first pulleys of one set of balance mechanisms are mounted on one of the upright posts, and the first pulleys of the other set of balance mechanisms are mounted on the other upright post.
Further is: limiting blocks are arranged on the periphery of the upper end and the periphery of the lower end of the lifting shell, and limiting holes for the balance rope to pass through are formed in the limiting blocks.
Further is: the hammer head comprises an integrally formed vertical part and a horizontal part, the vertical part is fixed on the lifting shell, and the supporting rod assembly is rotatably arranged at the end part of the horizontal part.
Further is: the support rod assemblies are four groups, wherein two groups of support rod assemblies are respectively arranged at two ends of the horizontal part of one hammer head, and the other two groups of support rod assemblies are respectively arranged at two ends of the horizontal part of the other hammer head.
Further is: the support rod assembly comprises a support rod, a support rod head fixed on the support rod, a support block fixed on the support rod head and a rubber block fixed on the support block; the die-pin passes through the tip of bolt fastening at the horizontal part of tup, is equipped with a plurality of bolt holes that distribute along the length direction of die-pin head on the die-pin head, and the inside of embedding die-pin of a part of die-pin head is fixed on the die-pin through the bolt, and the die-pin includes integrated cylinder and layer board, and the cylinder inserts in the die-pin head and fixes on the die-pin head, and the glue piece is fixed on the layer board.
Further is: the sliding rail is provided with a plurality of clamping teeth which are sequentially arranged from top to bottom, the upper end surfaces of the clamping teeth are planes, and the lower end surfaces of the clamping teeth are inclined planes; the hoisting machine also comprises a hovering mechanism, wherein the hovering mechanism comprises an iron block, a connecting rod, an electromagnet, a spring, a plunger rod and a clamping plate which are arranged on the hammer; the inside at the tup is fixed to the electro-magnet, and the one end of spring is connected on the electro-magnet, and the other end of spring is connected on the iron plate, and the one end at the connecting rod is fixed to the iron plate, and the inserted bar is fixed at the other end of connecting rod, and the cardboard level is placed and is installed on the hammer in a sliding manner, is equipped with two archs on the cardboard, and the inserted bar passes between two archs and inserts in the cavity of latch.
Further is: the lower end of the upright post is provided with a base.
In general, the invention has the following advantages:
The double hydraulic cylinders of the elevator synchronously lift, and are simple to operate, low in working noise, flexible in arrangement, simple in structure, low in cost, synchronous in lifting of the two lifting shells, flexible in positioning of the car chassis, synchronous in lifting, efficient and safe, and simple in fixed lifting height. The supporting rod component has a telescopic function, so that the automobile chassis is flexibly positioned by the automobile elevator, and the practicability of the automobile elevator is improved. The hammer head adopts a symmetrical structure design, so the stress is relatively balanced, the hammer head is firm and durable, and irreversible deformation is not easy to generate in the operation process.
Drawings
Fig. 1 is a perspective view of the elevator.
Fig. 2 is a schematic structural view of the elevator, with the pin assembly and hammer head not shown.
Fig. 3 is a schematic view of the structure of the inside of the lower part of the column.
Fig. 4 is a left side view of the lower portion of the right hand column.
Fig. 5 is a schematic structural view of the column.
Fig. 6 is a schematic structural view of the lifting shell.
Fig. 7 is a schematic view of the structure of the lower part of the upright post, the lifting shell and the hammer head.
Fig. 8 is a schematic structural view of the connection of the hammer head and the supporting rod.
Fig. 9 is an exploded view of the joist assembly.
FIG. 10 is a schematic structural view of a joist assembly.
FIG. 11 is a schematic illustration of the hover mechanism engaged on a sled latch.
FIG. 12 is a schematic diagram of a hover mechanism.
Fig. 13 is a schematic diagram of a balancing mechanism located at the rear.
Fig. 14 is a schematic diagram of a balancing mechanism located at the front.
Fig. 15 is a schematic diagram of a hydraulic cylinder, bearing block, lifting sheave and lifting rope.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description.
In order to facilitate the unified viewing of the various reference numerals within the drawings of the specification, the reference numerals appearing in the drawings of the specification are now collectively described as follows:
1 is a base, 2 is a stand column, 3 is a lifting shell, 4 is a hammer, 5 is a slide rail, 6 is a latch, 7 is a supporting rod, 8 is a supporting rod head, 9 is a supporting block, 10 is a rubber block, 11 is a cylinder, 12 is a supporting plate, 13 is a vertical part of the hammer, 14 is a horizontal part of the hammer, 15 is a reinforcing plate, 16 is a hydraulic cylinder, 17 is a bearing seat, 18 is a lifting pulley, 19 is a lifting rope, 20 is a first pulley, 21 is a second pulley, 22 is a third pulley, 23 is a balancing rope, 24 is a slide groove, 25 is a limit block, 26 is a limit hole, 27 is an iron block, 28 is a connecting rod, 29 is a spring, 30 is an electromagnet, 31 is an inserting rod, and 32 is a clamping plate.
For convenience of description, the following orientations will be described below: the up-down direction described below coincides with the up-down direction when the hoist is naturally placed, and the two sets of hoisting mechanisms are arranged in the left-right direction, the front-rear direction described below coincides with the right-left direction in fig. 4, and the left-right direction is the lateral direction, and the front-rear direction is the longitudinal direction.
Referring to fig. 1 to 15, a twin-column car elevator includes two sets of lifting mechanisms symmetrically arranged; one set of lifting mechanisms is on the left, the other set of lifting mechanisms is on the right, and the structures of the two sets of lifting mechanisms are identical. The lifting mechanism comprises a vertical column, a lifting shell, a hydraulic cylinder, a bearing seat, a lifting pulley, a lifting rope, a hammer head and a supporting rod assembly, wherein the vertical column is vertically arranged, the lifting shell is installed on the vertical column in a sliding mode, the hydraulic cylinder is fixed on the vertical column, the bearing seat is installed on the output end of the hydraulic cylinder, the lifting pulley is installed on the bearing seat, the lifting rope is fixed on the lifting shell, and the supporting rod assembly is installed on the hammer head; one end of a lifting rope which bypasses the lifting pulley is fixed on the lifting shell, and the other end of the lifting rope is fixed on the upright post. The lower extreme of stand is equipped with the base, and stand and base are integrative structure. The lifting shell can slide up and down along the upright post, the hydraulic cylinder can be placed on the base, the hydraulic cylinder is fixed on the base, the bearing seat is arranged at the upper end of the output end of the hydraulic cylinder, and the lifting pulley can rotate relative to the bearing seat.
As shown in fig. 2,3, 5 and 6, the vertically placed lifting shell is slidably disposed in the upright post, a vertical chute is disposed on the lifting shell, and a slide rail matched with the chute is disposed on the upright post. The lifting shell is square tubular, the upright post is channel steel-shaped, the sliding groove is arranged on one side surface of the lifting shell, and the sliding rail is fixed on the upright post. With the right lifting mechanism: the spout sets up the left surface at promoting the shell, and the slide rail is fixed in the left end of stand, and the stand has open cavity, promotes the shell in the cavity of stand, under the cooperation effect of slide rail and spout, promotes the shell and can reciprocate.
As shown in connection with fig. 1, 13 and 14, the elevator further comprises two sets of balancing mechanisms; one group of balance mechanisms is arranged in front, the other group of balance mechanisms is arranged in back, the structures of the two groups of balance mechanisms are identical, and the balance mechanisms are positioned in the upright post. Taking one set of balance mechanisms as an example: the balance mechanism comprises a first pulley, a second pulley, a third pulley and a balance rope. The first pulley is installed on the upper portion of the stand column, the second pulley and the third pulley are all installed on the lower portion of the stand column, the first pulley and the third pulley are installed in different stand columns respectively, the first pulley and the second pulley are installed in the same stand column, and the second pulley and the third pulley are installed in different stand columns respectively. One end of the balance rope is fixed on one of the lifting shells, and the other end of the balance rope sequentially bypasses the first pulley, the second pulley and the third pulley and is fixed on the other lifting shell. The first pulleys of one set of balance mechanisms are mounted on one of the upright posts, and the first pulleys of the other set of balance mechanisms are mounted on the other upright post. Taking the following balancing mechanism as an example: the first pulley is installed on the upper portion of the right side stand column, the second pulley is installed on the lower portion of the right side stand column, the third pulley is installed on the lower portion of the left side stand column, one end of the balance rope is fixed on the upper end of the right side lifting shell, then the balance rope sequentially bypasses the first pulley, the second pulley and the third pulley, and then the other end of the balance rope is fixed on the left side lifting shell again. For the foregoing balancing mechanism: the first pulley is installed on the upper portion of the left side upright post, the second pulley is installed on the lower portion of the left side upright post, and the third pulley is installed on the lower portion of the right side upright post.
As shown in fig. 1, 13 and 14, if the right lifting shell is lifted before the left lifting shell, the balancing rope in the front balancing mechanism is pulled by the upward movement of the right lifting shell, according to the newton third law: the effect is mutual, and the lifting shell on the right side receives the downward pulling force of balanced cable, changes the direction through the pulley, and the left side lifting shell receives the ascending pulling force of balanced cable, and balanced cable pulls left side lifting shell upward motion simultaneously, reaches the purpose of balanced both sides lifting shell. And (3) the same principle: if the left lifting shell is lifted before the right lifting shell, the balance rope in the rear balance mechanism is pulled by the upward movement of the left lifting shell, and the balance rope is pulled according to the Newton third law: the effect is mutual, and the left side promotes the shell and receives balanced cable decurrent pulling force, changes the direction through the pulley, and the right side promotes the shell and receives balanced cable decurrent pulling force, and balanced cable pulls right side and promotes the shell upward movement simultaneously, reaches the purpose of balanced both sides and promotes the shell.
As shown in fig. 6, limiting blocks are arranged around the upper end and the lower end of the lifting shell, and limiting holes for the balance rope to pass through are formed in the limiting blocks. For the latter balancing mechanism: one end of the balance rope is fixed on the right upright post, then the balance rope passes through the through hole of the limiting block at the upper end of the lifting shell after bypassing the first pulley, passes through the through hole of the limiting block at the lower end of the lifting shell, bypasses the second pulley, passes out of the right base, passes into the left base, bypasses the third pulley, passes through the limiting block at the lower end of the left lifting shell, and then the end part of the balance rope is fixed on the left lifting shell.
Referring to fig. 1 and 7, the hammer head includes an integrally formed vertical portion and a horizontal portion, the vertical portion is fixed to the lifting case, and the pin assembly is rotatably mounted to an end portion of the horizontal portion. With the hammer head on the right: the vertical portion is fixed on the left side of promoting the shell, and the horizontal portion sets up along fore-and-aft direction, is equipped with the reinforcing plate between vertical portion and horizontal portion.
Referring to fig. 1 and 8, the support rod assemblies have four groups, wherein two groups of support rod assemblies are respectively mounted at two ends of the horizontal portion of one hammer head, and the other two groups of support rod assemblies are respectively mounted at two ends of the horizontal portion of the other hammer head. Namely, two groups of supporting rod assemblies are arranged on the hammer head on the right side, and the other two groups of supporting rod assemblies are arranged on the hammer head on the left side; taking two groups of supporting rod assemblies on the right side as an example: one group of the supporting rod components are arranged at the front end of the horizontal part, and the other group of the supporting rod components are arranged at the rear end of the horizontal part.
Referring to fig. 1, 9 and 10, the pin assembly includes a pin, a pin head fixed to the pin, a pin block fixed to the pin head, and a glue block fixed to the pin block. The support rod is fixed at the end part of the horizontal part of the hammer head through the bolt, after the bolt is unscrewed, the support rod can be rotated to a proper angle, and the bolt is screwed down, so that the support rod can be fixed on the horizontal part. The support rod head is provided with a plurality of bolt holes distributed along the length direction of the support rod head, namely, the plurality of bolt holes are distributed along the transverse direction, a part of the support rod head is embedded into the support rod and is fixed on the support rod through bolts, and the depth of the support rod head inserted into the support rod can be adjusted according to the needs because the support rod head is provided with a plurality of bolt holes, and then the support rod head is fixed through bolts. The support block comprises a cylinder and a support plate which are integrally formed, the cylinder is inserted into the support rod head and fixed on the support rod head, and the rubber block is fixed on the support plate. The black rubber block is square, and the middle of the black rubber block is provided with a hydrophobic groove so as to achieve better friction force under the condition that the automobile chassis is wet and slippery. The black rubber block has a wavy texture, and the surface of the black rubber block is provided with cross grains, so that larger friction force between the black rubber block and an automobile chassis can be ensured, and the side surface of the black rubber block is prevented from cracking due to excessive deformation.
As shown in fig. 1, 11 and 12, the sliding rail is provided with a plurality of latches sequentially arranged from top to bottom, the latches are sequentially distributed on the end face of the sliding rail from top to bottom, the upper end face of each latch is a plane, and the lower end face of each latch is an inclined plane. The hoisting machine also comprises a hovering mechanism, wherein the hovering mechanism comprises an iron block, a connecting rod, an electromagnet, a spring, a plunger rod and a clamping plate which are arranged on the hammer head. The iron block, the electromagnet and the spring are positioned in the hammer head, and a part of the connecting rod is also positioned in the hammer head. The inside at the tup is fixed to the electro-magnet, and the one end of spring is connected on the electro-magnet, and the other end of spring is connected on the iron plate, and the one end at the connecting rod is fixed to the iron plate, and the inserted bar is fixed at the other end of connecting rod, and the inserted bar is located the outside of tup, and the cardboard level is placed and is installed on the hammer in a sliding manner, is equipped with two archs on the cardboard, and the inserted bar passes between two archs and inserts in the cavity of latch, draw-in groove promptly. When the electromagnet is electrified, the electromagnet attracts the iron block, the iron block approaches the electromagnet, the connecting rod stretches out, the inserting rod is fixed on the connecting rod, the inserting rod approaches the latch, meanwhile, the inserting rod is inserted into the latch, the clamping plate is driven to approach the latch by two bulges on the clamping plate, the clamping plate is made to move to the upper end face of the latch under the combined action of the hydraulic cylinder, after the clamping plate moves to the upper end face of the latch, the hydraulic cylinder stops oil supply, and the hammer cannot move downwards because the clamping plate is clamped on the latch. After maintenance is finished, the hydraulic cylinder continues to supply oil, the lifting shell drives the supporting rod to move upwards for a small distance, the inserted rod is pulled out of the clamping groove, then the electromagnet is powered off, the spring pushes the iron block to be away from the clamping tooth, the connecting rod drives the inserted rod to be away from the clamping tooth, and the inserted rod drives the clamping plate through two protrusions until the clamping plate is not contacted with the clamping tooth, so that the hammer head can move downwards.
The principle of the elevator is as follows: the automobile is placed on the four supporting rod assemblies, the automobile can be supported by the four rubber blocks, meanwhile, the supporting rods can be at proper angles according to the needs, and then the supporting rods are fixed. After the automobile is placed, as shown in fig. 1, 4 and 15, the hydraulic cylinder pushes the bearing seat and the lifting pulley to move upwards, the lifting rope pulls the lifting shell to move upwards, the hammer head moves upwards, and then the supporting rod also moves upwards, so that the automobile is lifted. When the automobile is lifted to the required maintenance height, the hydraulic cylinder is not supplied with oil, and the hovering mechanism can fix the automobile at the maintenance height.
For the household sedan with different widths of different vehicle types to be maintained, the supporting rods are rotated to two sides, then the automobile is driven, and the automobile is stopped at the middle position of the lifting machine. After the automobile is parked, the hammer head and the supporting rod are connected by the cylindrical pin, and the cylindrical pin serves as a temporary rotating shaft of the supporting rod. And moving the supporting rods on two sides to the automobile chassis, aligning to the beam frame of the automobile chassis, moving the supporting rods, and after determining gear configuration of the supporting rods and the supporting rod heads, pulling out cylindrical pins, screwing bolts, and locking the supporting rods. After the automobile is positioned, the automobile elevator lifts the automobile to the height required by the work, and the hovering mechanism is started. After the automobile is maintained, the hovering mechanism is closed, the hydraulic system is unloaded, the lifting mechanism slowly descends under the action of external force, and the automobile is reset.
When the hydraulic cylinder is lifted, the lifting height of the lifting pulley is twice of the stroke of the hydraulic cylinder, so that the hydraulic cylinder can drive the lifting rod assembly to lift while the stroke is halved, the lifting efficiency of the lifting shell is higher than that of the lifting shell which is simply fixed on the hydraulic rod under the condition that hydraulic power is enough, and the lifting shell can be more stable in the lifting process due to buffering of the lifting rope.
The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present invention should be made in the equivalent manner, and the embodiments are included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a double column formula automobile elevator which characterized in that: comprises two groups of lifting mechanisms which are symmetrically arranged; the lifting mechanism comprises a vertical column, a lifting shell, a hydraulic cylinder, a bearing seat, a lifting pulley, a lifting rope, a hammer head and a supporting rod assembly, wherein the vertical column is vertically arranged, the lifting shell is installed on the vertical column in a sliding mode, the hydraulic cylinder is fixed on the vertical column, the bearing seat is installed on the output end of the hydraulic cylinder, the lifting pulley is installed on the bearing seat, the lifting rope is fixed on the lifting shell, and the supporting rod assembly is installed on the hammer head; one end of a lifting rope which bypasses the lifting pulley is fixed on the lifting shell, and the other end of the lifting rope is fixed on the upright post;
The vertical lifting shell is arranged in the upright post in a sliding manner, a vertical sliding groove is arranged on the lifting shell, and a sliding rail matched with the sliding groove is arranged on the upright post; the sliding rail is provided with a plurality of clamping teeth which are sequentially arranged from top to bottom, the upper end surfaces of the clamping teeth are planes, and the lower end surfaces of the clamping teeth are inclined planes; the hoisting machine also comprises a hovering mechanism, wherein the hovering mechanism comprises an iron block, a connecting rod, an electromagnet, a spring, a plunger rod and a clamping plate which are arranged on the hammer; the electromagnet is fixed in the hammer head, one end of the spring is connected to the electromagnet, the other end of the spring is connected to the iron block, the iron block is fixed at one end of the connecting rod, the inserted link is fixed at the other end of the connecting rod, the clamping plate is horizontally placed and slidably mounted on the hammer head, two bulges are arranged on the clamping plate, and the inserted link penetrates through the space between the two bulges and is inserted into the cavity of the clamping tooth;
The elevator also comprises two groups of balance mechanisms; the balance mechanism comprises a first pulley, a second pulley, a third pulley and a balance rope; the first pulley is arranged on the upper part of the upright post, the second pulley and the third pulley are arranged on the lower part of the upright post, the first pulley and the third pulley are respectively arranged in different upright posts, and the first pulley and the second pulley are arranged in the same upright post; one end of the balance rope is fixed on one of the lifting shells, and the other end of the balance rope sequentially bypasses the first pulley, the second pulley and the third pulley and is fixed on the other lifting shell; the first pulleys of one set of balance mechanisms are mounted on one of the upright posts, and the first pulleys of the other set of balance mechanisms are mounted on the other upright post.
2. A twin-column car hoist as defined in claim 1, characterized in that: the lifting shell is square tubular, the upright post is channel steel-shaped, the sliding groove is arranged on one side surface of the lifting shell, and the sliding rail is fixed on the upright post.
3. A twin-column car hoist as defined in claim 1, characterized in that: limiting blocks are arranged on the periphery of the upper end and the periphery of the lower end of the lifting shell, and limiting holes for the balance rope to pass through are formed in the limiting blocks.
4. A twin-column car hoist as defined in claim 1, characterized in that: the hammer head comprises an integrally formed vertical part and a horizontal part, the vertical part is fixed on the lifting shell, and the supporting rod assembly is rotatably arranged at the end part of the horizontal part.
5. A twin column car hoist as defined in claim 4, wherein: the support rod assemblies are four groups, wherein two groups of support rod assemblies are respectively arranged at two ends of the horizontal part of one hammer head, and the other two groups of support rod assemblies are respectively arranged at two ends of the horizontal part of the other hammer head.
6. A twin column car hoist as defined in claim 4, wherein: the support rod assembly comprises a support rod, a support rod head fixed on the support rod, a support block fixed on the support rod head and a rubber block fixed on the support block;
the die-pin passes through the tip of bolt fastening at the horizontal part of tup, is equipped with a plurality of bolt holes that distribute along the length direction of die-pin head on the die-pin head, and the inside of embedding die-pin of a part of die-pin head is fixed on the die-pin through the bolt, and the die-pin includes integrated cylinder and layer board, and the cylinder inserts in the die-pin head and fixes on the die-pin head, and the glue piece is fixed on the layer board.
7. A twin column car hoist as defined in claim 6, wherein: the glue block is provided with a water drain groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810350035.6A CN108328507B (en) | 2018-04-18 | 2018-04-18 | Double-column type automobile elevator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810350035.6A CN108328507B (en) | 2018-04-18 | 2018-04-18 | Double-column type automobile elevator |
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|---|---|
| CN108328507A CN108328507A (en) | 2018-07-27 |
| CN108328507B true CN108328507B (en) | 2024-04-19 |
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| CN201810350035.6A Active CN108328507B (en) | 2018-04-18 | 2018-04-18 | Double-column type automobile elevator |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113735020B (en) * | 2021-09-27 | 2025-03-14 | 嘉兴明锐科技股份有限公司 | Anti-biased car balance hoist for convenient auto repair |
| JP7628761B2 (en) | 2022-08-03 | 2025-02-12 | ダイハツ工業株式会社 | attachment |
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