CN214734095U - Transport hoisting device under narrow and small space - Google Patents
Transport hoisting device under narrow and small space Download PDFInfo
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- CN214734095U CN214734095U CN202120912792.5U CN202120912792U CN214734095U CN 214734095 U CN214734095 U CN 214734095U CN 202120912792 U CN202120912792 U CN 202120912792U CN 214734095 U CN214734095 U CN 214734095U
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Abstract
The utility model relates to a transport hoisting device under narrow and small space belongs to and transports lifting means technical field. In order to solve the defects that the existing lifting transfer equipment is large in installation space and limited in application range, the transfer lifting device is small in installation space and large in application range. The transfer lifting device comprises a first-stage portal, a second-stage portal, a third-stage portal and a horizontal pulley, wherein the second-stage portal is movably arranged in the first-stage portal and can move up and down in the first-stage portal; the driving mechanism adopts a mode of combining the oil cylinder and the chain, the lifting stroke is multiplied, and the operation range is large; the installation position is not limited, so that the efficiency is improved by 30 times compared with manual carrying, and the safety is improved; the whole device is simple and convenient to operate, control, use and maintain and is suitable for large-scale popularization.
Description
Technical Field
The utility model relates to a transport hoisting device, a transport hoisting device who is used for under narrow and small space specifically says so belongs to and transports lifting means technical field.
Background
Along with the development of society, the transport of article all adopts mechanization to realize now, generally be hydraulic drive to current transportation lifting platform device, the hinge mechanism goes up and down and steel cable traction lifts etc. the mounting dimension of above-mentioned structure is great relatively, transports the operation face and need provide sufficient lifting means mounted position, lifts to form the space and receives the restriction in field operation space, to the narrow and small space in field mounted position, above-mentioned lifting transportation equipment can't use, still needs artifical transport, intensity of labour is big, work efficiency is low.
Disclosure of Invention
The utility model aims to solve the current not enough that transport equipment installation space is big, application range is limited that lifts now, adopt stroke multiplication technique, provide a non-operating condition not occupy the transportation hoisting device who transports the operation face space.
The utility model discloses a transport hoisting device realizes through following technical scheme:
the utility model provides a transport hoisting device under narrow and small space which special character lies in: the automatic lifting device comprises a first-stage portal 1, a second-stage portal 2, a third-stage portal 3 and a horizontal pulley 4, wherein the second-stage portal 2 is movably arranged in the first-stage portal 1 and can move up and down in the first-stage portal 1, the third-stage portal 3 is movably arranged in the second-stage portal 2 and can move up and down in the second-stage portal 2, the horizontal pulley 4 is arranged above the third-stage portal 3, and a driving mechanism 5 is arranged among the first-stage portal 1, the second-stage portal 2 and the third-stage portal 3;
preferably, the primary gantry 1 comprises two U-shaped supports 6 with opposite U-shaped grooves and parallel to each other, a connecting block 7, a chain fixing block B28, a middle connecting plate A8 and an upper end connecting plate B9 for connecting the U-shaped supports are fixedly installed between the two U-shaped supports 6 from bottom to top in sequence, fixing plates 10 are installed above the connecting block 7, above the middle connecting plate A8 and below the upper end connecting plate B9, and fixing seats 11 are installed on the outer sides of the U-shaped supports 5 below the fixing plates 10;
preferably, a limit switch 29 is installed on the U-shaped bracket 6 of the primary gantry 1;
preferably, the secondary gantry 2 comprises two U-shaped supports 6 with U-shaped grooves opposite and parallel to each other, an upper end connecting plate B9 and a lower end connecting plate C12 which are connected with the U-shaped supports are fixedly installed at the upper end and the lower end between the two U-shaped supports 6, and pulleys A13 are installed on the outer sides of the two U-shaped supports 5;
preferably, the tertiary gantry 3 comprises an armrest 14, a support plate 15 is fixedly mounted on one side of the armrest 14, sliding grooves 16 are formed in the left side and the right side of the support plate 15, two connecting plates 17 are fixedly mounted on one side of the support plate 15, which is far away from the armrest 14, pulleys a13 are mounted on the two connecting plates 17, a transverse connecting plate 27 is fixedly mounted below the two connecting plates 17, and a chain fixing plate a is fixedly mounted on one side of the transverse connecting plate 27, which is far away from the armrest 14;
preferably, the pulley A13 of the third-stage gantry 3 is arranged in a U-shaped groove of the second-stage gantry 2, and the pulley A13 of the second-stage gantry is arranged in a U-shaped groove of the first-stage gantry 1;
preferably, the horizontal pulley 4 comprises a bearing plate 18, four connecting frames 19 are mounted below the bearing plate 18, a pulley C30 and a pulley B20 are respectively mounted above and below each connecting frame 19, the pulley B20 is mounted in the sliding groove 16, and the pulley 30 supports the whole horizontal pulley;
preferably, actuating mechanism 5 includes the hydro-cylinder 21 of fixed mounting in the top of connecting block 7, sprocket A24, two are all installed to the drive piston 22 upper end left and right sides of hydro-cylinder 21 sprocket B23, two are all installed in the U type support 5 outside of second grade portal 2 upper end connecting plate B9 below chain wheel B24 is last to install chain A25, two respectively chain A25's one end is fixed respectively on the intermediate junction board A8 of one-level portal 1, the other end is fixed respectively on the lower extreme connecting plate C12 of second grade portal 2 both sides, two chain B26, two are all installed to chain wheel B23 last chain B26's one end is fixed respectively on the chain fixed block B28 of portal 1, the other end is fixed respectively on the chain fixed plate A of tertiary portal 3.
The utility model discloses a transport hoisting device, because the fixing base is installed on the one-level portal, can fix the whole device in required position can, the second grade portal can be in the up-and-down motion of one-level portal, the third grade portal can be in the up-and-down motion of second grade portal, then the working face of horizontal block removes can be less than hoisting equipment minimum and surpass the equipment maximum; when the three-stage portal frame is at the initial position, the three-stage portal frame can be lifted to the position above the transferring operation surface or can be descended to the position below the transferring operation surface, and the space of the transferring operation surface is not occupied; the driving mechanism adopts a mode of combining the oil cylinder and the chain, the lifting stroke is multiplied, and the operation range is large; the installation position is not limited, so that the efficiency is improved by 30 times compared with manual carrying, and the safety is improved; the whole device is simple and convenient to operate, control, use and maintain and is suitable for large-scale popularization.
Drawings
FIG. 1: the structure of the utility model is shown schematically;
FIG. 2: the rear view of fig. 1;
FIG. 3: the exploded view of fig. 1;
FIG. 4: the structure of the horizontal sliding base in FIG. 3 is schematic;
FIG. 5: the working principle of the utility model is shown;
in the figure: 1. The device comprises a first-level gantry, a second-level gantry, a third-level gantry, a horizontal pulley, a 5, a driving mechanism, a 6, a U-shaped support, a 7, a connecting block, 8, a middle connecting plate A, a 9, an upper end connecting plate B, a 10, a fixing plate, 11, a fixing seat, 12, a lower end connecting plate C, 13, a pulley A, a 14, a handrail, 15, a supporting plate, 16, a sliding groove, 17, a connecting plate, 18, a bearing plate, 19, a connecting frame, 20, a pulley B, 21, an oil cylinder, 22, a driving piston, 23, a chain wheel B, 24, a chain wheel A, 25, a chain A, 26, a chain B, 27, a transverse connecting plate, 28, a chain fixing block B, 29, a limit switch, 30 and a pulley C.
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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without any creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "mounted on," "secured to" or "disposed on," "laid on" or "provided with" another element, it can be directly on the other element or intervening elements may also be present. When another element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "drop," "horizontal," "left, right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Example 1. As shown in fig. 1-2, the transfer lifting device in a narrow space comprises a first-stage gantry 1, a second-stage gantry 2, a third-stage gantry 3 and a horizontal pulley 4, wherein the second-stage gantry 2 is movably mounted in the first-stage gantry 1 and can move up and down in the first-stage gantry 1, the third-stage gantry 3 is movably mounted in the second-stage gantry 2 and can move up and down in the second-stage gantry 2, the horizontal pulley 4 is mounted above the third-stage gantry 3, and a driving mechanism 5 is mounted among the first-stage gantry 1, the second-stage gantry 2 and the third-stage gantry 3;
as shown in fig. 3, the primary gantry 1 includes two U-shaped brackets 6 with opposite U-shaped grooves and parallel to each other, a connecting block 7, a chain fixing block B28, a middle connecting plate a8, and an upper end connecting plate B9 for connecting the U-shaped brackets are fixedly installed between the two U-shaped brackets 6 from bottom to top in sequence, fixing plates 10 are installed above the connecting block 7, above the middle connecting plate a8, and below the upper end connecting plate B9, fixing seats 11 are installed on the outer sides of the U-shaped brackets 5 below the fixing plates 10, and limit switches 29 are installed on the U-shaped brackets 6 of the primary gantry 1;
the secondary gantry 2 comprises two U-shaped supports 6 with U-shaped grooves opposite and parallel to each other, an upper end connecting plate B9 and a lower end connecting plate C12 which are connected with the U-shaped supports are fixedly arranged at the upper end and the lower end between the two U-shaped supports 6, and pulleys A13 are arranged on the outer sides of the two U-shaped supports 5;
the three-stage gantry 3 comprises an armrest 14, a support plate 15 is fixedly mounted on one side of the armrest 14, sliding chutes 16 are formed in the left side and the right side of the support plate 15, two connecting plates 17 are fixedly mounted on one side, away from the armrest 14, of the support plate 15, pulleys A13 are mounted on the two connecting plates 17, a transverse connecting plate 27 is fixedly mounted below the two connecting plates 17, and a chain fixing plate A is fixedly mounted on one side, away from the armrest 14, of the transverse connecting plate 27;
the pulley A13 of the third-stage portal frame 3 is arranged in a U-shaped groove of the second-stage portal frame 2, and the pulley A13 of the second-stage portal frame is arranged in a U-shaped groove of the first-stage portal frame 1;
the horizontal pulley 4 comprises a bearing plate 18, four connecting frames 19 are arranged below the bearing plate 18, a pulley C30 and a pulley B20 are respectively arranged on the upper part and the lower part of each connecting frame 19, the pulley B20 is arranged in the sliding groove 16 and mainly plays a role in limiting, the horizontal pulley is limited in the sliding groove of the three-stage portal frame, the horizontal pulley is prevented from moving left and right and can only move front and back, and the pulley 30 supports the whole horizontal pulley on the three-stage portal frame;
The working principle of the transfer lifting device is as follows: the fixing seat 11 of the first-level gantry fixedly installs the whole device at a required working position. When the personnel of the lower working face work, the driving piston 22 of the oil cylinder 21 can be in the longest state, the third-stage portal is positioned at the topmost end of the device, the second-stage portal is completely collected in the first-stage portal, a corresponding working space can be reserved below the whole device, and the specific height can be reserved as required. When the lifting device needs to be lifted, the oil cylinder 21 is driven, the driving piston 22 of the oil cylinder 21 moves downwards, the chain A drives the second-stage portal frame to move downwards in the first-stage portal frame, the chain B drives the third-stage portal frame to move downwards in the second-stage portal frame, and the stop of the third-stage portal frame when the third-stage portal frame moves to the proper position of the lower-layer operation surface is ensured through the limit switch. And carrying the load of the lower working face to a horizontal pulley on the three-stage portal frame and fixing the load. The oil cylinder 21 is driven, the driving piston 22 of the oil cylinder 21 moves upwards, the chain A drives the second-stage portal frame to move upwards in the first-stage portal frame, and the chain B drives the third-stage portal frame to move upwards in the second-stage portal frame to the upper working face to complete lifting operation.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a transport hoisting device under narrow and small space which characterized in that: including one-level portal (1), second grade portal (2), tertiary portal (3) and horizontal pulley (4), second grade portal (2) movable mounting can be in one-level portal (1) up-and-down motion, tertiary portal (3) movable mounting can be in second grade portal (2) up-and-down motion in second grade portal (2), horizontal pulley (4) are installed in tertiary portal (3) top, install actuating mechanism (5) between one-level portal (1), secondary portal (2) and tertiary portal (3).
2. The device for transferring and lifting in a narrow space according to claim 1, wherein: one-level portal (1) include relative and two U type supports (6) that are parallel to each other in U type groove, from the bottom up in proper order fixed mounting has connecting block (7), chain fixed block B (28), intermediate junction plate A (8), upper end connecting plate B (9) of connecting U type support between two U type supports (6), fixed plate (10) are all installed to the top of connecting block (7), the top of intermediate junction plate A (8), the below of upper end connecting plate B (9), fixing base (11) are all installed in the outside of fixed plate (10) below U type support (6).
3. The device for transferring and lifting in a narrow space according to claim 2, wherein: and a limiting switch (29) is arranged on the U-shaped bracket (6) of the first-stage gantry (1).
4. A transportation and lifting device for use in narrow spaces according to any of claims 1 to 3, wherein: two grades of portal (2) are relative and two U type supports (6) that are parallel to each other including U type groove, and upper and lower both ends fixed mounting between two U type supports (6) has upper end connecting plate B (9), lower extreme connecting plate C (12) of connecting U type support, two pulley A (13) are all installed in the outside of U type support (6).
5. The device for transferring and lifting in a narrow space according to claim 4, wherein: tertiary portal (3) are including handrail (14), one side fixed mounting of handrail (14) has backup pad (15), both sides all are equipped with spout (16) about backup pad (15), one side fixed mounting that handrail (14) were kept away from in backup pad (15) has two connecting plates (17), two all install pulley A (13), two on connecting plate (17) the below fixed mounting of connecting plate (17) has horizontal connecting plate (27), the one side fixed mounting that handrail (14) were kept away from in horizontal connecting plate (27) has chain fixed plate A.
6. The device for transferring and lifting in a narrow space according to claim 5, wherein: the pulley A (13) of the third-level portal frame (3) is installed in a U-shaped groove of the second-level portal frame (2), and the pulley A (13) of the second-level portal frame is installed in a U-shaped groove of the first-level portal frame (1).
7. A transportation and lifting device for use in narrow spaces according to any of claims 1 to 3, wherein: horizontal pulley (4) include bearing plate (18), four links (19), every are installed to the below of bearing plate (18) pulley C (30) and pulley B (20) are installed respectively to the upper and lower of link (19), install in spout (16) pulley B (20), and pulley C (30) support whole horizontal pulley.
8. A transportation and lifting device for use in narrow spaces according to any of claims 1 to 3, wherein: the driving mechanism (5) comprises an oil cylinder (21) fixedly mounted above a connecting block (7), chain wheels A (24) are mounted on the left side and the right side of the upper end of a driving piston (22) of the oil cylinder (21), chain wheels B (23) are mounted on the outer sides of U-shaped supports (6) below upper end connecting plates B (9) of the two-stage portal frames (2), chains A (25) are mounted on the two chain wheels A (24) respectively, one ends of the two chains A (25) are fixed on middle connecting plates A (8) of the one-stage portal frame (1) respectively, the other ends of the two chains A (25) are fixed on lower end connecting plates C (12) on the two sides of the two-stage portal frame (2) respectively, chains B (26) are mounted on the two chain wheels B (23), one ends of the two chains B (26) are fixed on chain fixing blocks B (28) of the one-stage portal frame (1) respectively, the other ends of the chain fixing plates are respectively fixed on the chain fixing plates A of the three-stage door frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120912792.5U CN214734095U (en) | 2021-04-29 | 2021-04-29 | Transport hoisting device under narrow and small space |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120912792.5U CN214734095U (en) | 2021-04-29 | 2021-04-29 | Transport hoisting device under narrow and small space |
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| Publication Number | Publication Date |
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| CN214734095U true CN214734095U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120912792.5U Active CN214734095U (en) | 2021-04-29 | 2021-04-29 | Transport hoisting device under narrow and small space |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113148897A (en) * | 2021-04-29 | 2021-07-23 | 中国人民解放军海军航空大学 | Transport hoisting device under narrow and small space |
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2021
- 2021-04-29 CN CN202120912792.5U patent/CN214734095U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113148897A (en) * | 2021-04-29 | 2021-07-23 | 中国人民解放军海军航空大学 | Transport hoisting device under narrow and small space |
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