CN214527793U - Bridge steel structure lifting device - Google Patents
Bridge steel structure lifting device Download PDFInfo
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- CN214527793U CN214527793U CN202023183996.4U CN202023183996U CN214527793U CN 214527793 U CN214527793 U CN 214527793U CN 202023183996 U CN202023183996 U CN 202023183996U CN 214527793 U CN214527793 U CN 214527793U
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- fixedly connected
- steelframe
- pulley
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- steel structure
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Abstract
The utility model relates to a bridge construction technical field discloses a bridge steel construction lifting device, and it includes the support frame, the top fixedly connected with mount table of support frame, the top fixed mounting of mount table have promotion motor and take-up pulley, promote the output shaft of motor and the pivot fixed connection of take-up pulley, and the outside of take-up pulley is around being equipped with hoisting wire rope, the bracing piece that one side fixedly connected with slope of mount table set up, and the one end that the mount table was kept away from to the bracing piece is installed the guide pulley. The utility model discloses the structure is ingenious, and convenient to use can hang the steelframe from the both ends of steelframe to hang on hoisting wire rope through two iron chains, difficult emergence of in-process of hoist and mount is rotated and is rocked, and hoist and mount are more stable, and the fixed of steelframe is all very convenient with the dismantlement, can be through the supplementary centre gripping bridge steelframe of grip block when fixed steelframe, make the bridge steelframe more stable at the in-process that promotes, can not skid.
Description
Technical Field
The utility model relates to a bridge construction technical field especially relates to a bridge steel construction lifting device.
Background
The steel structure building is one of the main building types at present, and is particularly suitable for building large-span, ultrahigh and extra-heavy buildings because of high steel strength, light dead weight, good overall rigidity and strong deformability; need transport the steel construction to the eminence on the factory, all need hoist it, conveniently transport appointed position, carry out the in-process of hoist to the steel construction, then need dedicated hoisting equipment. The weight of steel construction all is comparatively great, because the steel construction generally is shaft-like structure, and the focus is unstable, appears the unstable condition of steel construction easily when hoist and mount steel construction among the prior art for the steel construction takes place the condition that the rotation rocked at the in-process of hoist and mount, takes place the risk that drops and collide easily.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of bridge steel construction lifting device has solved the problem among the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a hoisting device for a bridge steel structure comprises a support frame, wherein the top end of the support frame is fixedly connected with an installation platform, the top end of the installation platform is fixedly provided with a lifting motor and a take-up pulley, an output shaft of the lifting motor is fixedly connected with a rotating shaft of the take-up pulley, a lifting steel wire rope is wound outside the take-up pulley, one side of the installation platform is fixedly connected with a support rod which is obliquely arranged, one end of the support rod, which is far away from the installation platform, is provided with a guide wheel, one end of the lifting steel wire rope passes through the guide wheel and is fixedly connected with a connecting piece, two sides of the bottom end of the connecting piece are both connected with a clamping and fixing box through iron chains, a bidirectional threaded rod is rotatably arranged in the clamping and fixing box, two moving blocks are arranged on the outer side of the bidirectional threaded rod in a threaded manner, the moving blocks are slidably connected with the inner wall of the top end of the clamping and fixing box, the bottom ends of the moving blocks are fixedly connected with hanging plates, and the hanging plates extend to the outside of the clamping and fixing box, one side fixed mounting of the fixed case of centre gripping has first rotating electrical machines, the output shaft of first rotating electrical machines and the one end fixed connection of two-way threaded rod.
Preferably, two the equal fixedly connected with fixed cover in one side that the link plate was kept away from each other, the one-way threaded rod is installed to fixed cover internal thread, two one-way threaded rod's screw thread opposite direction, the one end that two one-way threaded rod are close to each other runs through link plate and fixedly connected with sleeve and prismatic bolt respectively, the one end of prismatic bolt extends to in the sleeve, the outside fixedly connected with driven gear of prismatic bolt, the bottom fixed mounting of centre gripping fixed box has the second rotating electrical machines, the output shaft fixedly connected with driving gear of second rotating electrical machines, driving gear and driven gear meshing.
Preferably, slidable mounting has the removal riser in the fixed cover, removes and sets up threaded hole on the riser, and the one-way threaded rod runs through the removal riser through the screw hole, and the equal fixed connection in one side that two removal risers are close to each other has the connecting rod that the level set up, and the one end of connecting rod runs through link plate and fixedly connected with grip block.
Preferably, two the equal fixedly connected with rubber pad in one side that the grip block is close to each other, and the guide bar that the level set up is fixedly mounted in the fixed cover, has seted up the guiding hole on the removal riser, and the guide bar runs through the removal riser through the guiding hole.
Preferably, the inner wall of the top end of the clamping and fixing box is fixedly connected with a guide rail, and the top end of the moving block is in sliding connection with the guide rail.
Preferably, the hanging plates are of an L-shaped structure, and the two hanging plates are symmetrically arranged.
The utility model has the advantages that:
1. the steel frame can be lifted by driving the take-up pulley to rotate, retracting and lifting the steel wire rope through the lifting motor, and the two iron chains are connected through the two iron chains so that the steel frame can be fixed from two ends of the steel frame, so that the steel frame is not easy to rotate and shake in the lifting process, and the lifting is more stable;
2. the first rotating motor drives the bidirectional threaded rod to rotate, so that the two moving blocks can be driven to move close to or away from each other, the distance between the two hanging plates can be adjusted, the steel frame can be fixed by penetrating the steel frame between the two hanging plates, and the steel frame is very convenient to fix and disassemble;
3. the driving gear can be driven to rotate through the second rotating motor, the prismatic bolt is driven to rotate through the meshing of the driving gear and the driven gear, the prismatic bolt can be driven to synchronously rotate through the sliding fit of the prismatic bolt and the sleeve, when the two unidirectional bolts synchronously rotate, the two movable vertical plates can be driven to synchronously move in opposite directions, so that the two clamping plates can be driven to mutually approach and separate, and the bridge steel frame is clamped through the clamping plates in an auxiliary mode, so that the bridge steel frame is more stable in the lifting process and cannot slip;
the utility model discloses the structure is ingenious, and convenient to use can hang the steelframe from the both ends of steelframe to hang on hoisting wire rope through two iron chains, difficult emergence of in-process of hoist and mount is rotated and is rocked, and hoist and mount are more stable, and the fixed of steelframe is all very convenient with the dismantlement, can be through the supplementary centre gripping bridge steelframe of grip block when fixed steelframe, make the bridge steelframe more stable at the in-process that promotes, can not skid.
Drawings
Fig. 1 is the utility model provides a main visual angle structure schematic diagram of bridge steel construction lifting device.
Fig. 2 is the utility model provides a fixed case lateral view section of centre gripping of bridge steel construction lifting device.
Fig. 3 is the utility model provides a bridge steel construction lifting device's sleeve and prismatic bolt hookup location section view.
Reference numbers in the figures: the automatic lifting device comprises a support frame 1, a mounting table 2, a lifting motor 3, a lifting steel wire rope 4, a supporting rod 5, a guide wheel 6, a connecting piece 7, an iron chain 8, a clamping and fixing box 9, a bidirectional threaded rod 10, a moving block 11, a guide rail 12, a hanging plate 13, a first rotating motor 14, a fixing cover 15, a unidirectional threaded rod 16, a moving vertical plate 17, a connecting rod 18, a clamping plate 19, a guide rod 20, a sleeve 21, a prism bolt 22, a driven gear 23, a second rotating motor 24 and a driving gear 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a bridge steel structure hoisting device comprises a support frame 1, a mounting table 2 is fixedly connected to the top end of the support frame 1, a lifting motor 3 and a take-up pulley are fixedly mounted to the top end of the mounting table 2, an output shaft of the lifting motor 3 is fixedly connected to a rotating shaft of the take-up pulley, a lifting steel wire rope 4 is wound on the outer side of the take-up pulley, a support rod 5 which is obliquely arranged is fixedly connected to one side of the mounting table 2, a guide wheel 6 is mounted to one end of the support rod 5 far away from the mounting table 2, one end of the lifting steel wire rope 4 passes through the guide wheel 6 and is fixedly connected to a connecting piece 7, clamping fixing boxes 9 are connected to both sides of the bottom end of the connecting piece 7 through iron chains 8, a bidirectional threaded rod 10 is rotatably mounted in the clamping fixing boxes 9, two moving blocks 11 are threadedly mounted to the outer side of the bidirectional threaded rod 10, and the moving blocks 11 are slidably connected to the inner walls of the top ends of the clamping fixing boxes 9, the bottom fixedly connected with link plate 13 of movable block 11, link plate 13 extend to the outside of the fixed case 9 of centre gripping, and one side fixed mounting of the fixed case 9 of centre gripping has first rotating electrical machines 14, the output shaft of first rotating electrical machines 14 and the one end fixed connection of two-way threaded rod 10.
Wherein, one side of the two hanging plates 13 far away from each other is fixedly connected with a fixed cover 15, a one-way threaded rod 16 is installed in the internal thread of the fixed cover 15, the thread directions of the two one-way threaded rods 16 are opposite, one end of the two one-way threaded rod 16 close to each other penetrates through the hanging plates 13 and is respectively and fixedly connected with a sleeve 21 and a prism bolt 22, one end of the prism bolt 22 extends into the sleeve 21, the outer side of the prism bolt 22 is fixedly connected with a driven gear 23, the bottom end of the clamping and fixing box 9 is fixedly provided with a second rotating motor 24, an output shaft of the second rotating motor 24 is fixedly connected with a driving gear 25, the driving gear 25 is meshed with the driven gear 23, the driving gear 25 can be driven to rotate by the second rotating motor 24, thereby driving the prism bolt 22 to rotate through the meshing of the driving gear 25 and the driven gear 23, and then the two one-way threaded rods 16 can be driven to synchronously rotate through the sliding fit of the prismatic bolt 22 and the sleeve 21.
Wherein, slidable mounting has the removal riser 17 in the fixed cover 15, remove and set up threaded hole on the riser 17, one-way threaded rod 16 runs through the removal riser 17 through the screw hole, two equal fixed connection in one side that removal riser 17 is close to each other have the connecting rod 18 that the level set up, the one end of connecting rod 18 runs through link plate 13 and fixedly connected with grip block 19, can drive two when two one-way threaded rod 16 synchronous rotations and remove towards opposite direction in that the removal riser 17 is synchronous, thereby can drive two grip blocks 19 and be close to each other and keep away from, thereby through the supplementary centre gripping bridge steelframe of grip block 19, make the bridge steelframe more stable at the in-process that promotes, can not skid.
Wherein, the equal fixedly connected with rubber pad in the one side that two grip blocks 19 are close to each other, and fixed mounting has the guide bar 20 of level setting in the fixed cover 15, has seted up the guiding hole on the removal riser 17, and guide bar 20 runs through removal riser 17 through the guiding hole, and guide bar 20 slides in the guiding hole and plays the slide guide effect to removal riser 17 horizontal migration.
Wherein, fixedly connected with guide rail 12 on the top inner wall of centre gripping fixed box 9, the top and the guide rail 12 sliding connection of movable block 11, guide rail 12 plays the slide guide effect to centre gripping fixed box 9 horizontal migration.
Wherein, link plate 13 is "L" font structure, and two link plate 13 mutual symmetries set up, and link plate 13 can be through being close to each other with the steelframe hang between two link plates 13, reach the purpose of hoist and mount.
The working principle is as follows: the purpose of lifting the steel frame can be achieved by driving the take-up pulley to rotate, retracting and lifting the steel wire rope 4 through the lifting motor 3, the two iron chains 9 are connected through the two iron chains 8 so as to fix the steel frame from two ends of the steel frame, so that the steel frame is not easy to rotate and shake in the lifting process, the lifting is more stable, the two moving blocks 11 can be driven to move close to or away from each other by driving the two-way threaded rod 10 to rotate through the first rotating motor 14, so that the distance between the two hanging plates 13 can be adjusted, the steel frame can be fixed by penetrating the two hanging plates 13, the steel frame is very convenient to fix and disassemble, the driving gear 25 can be driven to rotate through the second rotating motor 24, the prism bolt 22 is driven to rotate through the meshing of the driving gear 25 and the driven gear 23, and then the two one-way threaded rods 16 can be driven to synchronously rotate through the sliding fit of the prism bolt 22 and the sleeve 21, can drive two synchronous opposite directions of orientation of removal riser 17 and remove when two one-way threaded rod 16 synchronous rotations to can drive two grip blocks 19 and be close to each other and keep away from, thereby through the supplementary centre gripping bridge steelframe of grip block 19, make the bridge steelframe more stable at the in-process that promotes, can not skid.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The bridge steel structure hoisting equipment comprises a support frame (1) and is characterized in that an installation platform (2) is fixedly connected to the top end of the support frame (1), a lifting motor (3) and a take-up pulley are fixedly installed at the top end of the installation platform (2), an output shaft of the lifting motor (3) is fixedly connected with a rotating shaft of the take-up pulley, a lifting steel wire rope (4) is wound on the outer side of the take-up pulley, a support rod (5) which is obliquely arranged is fixedly connected to one side of the installation platform (2), a guide wheel (6) is installed at one end, far away from the installation platform (2), of the support rod (5), one end of the lifting steel wire rope (4) passes through the guide wheel (6) and is fixedly connected with a connecting piece (7), clamping fixing boxes (9) are connected to two sides of the bottom end of the connecting piece (7) through iron chains (8), and a bidirectional threaded rod (10) is installed in the clamping fixing boxes (9) in a rotating mode, two moving blocks (11) are installed to the outside screw thread of two-way threaded rod (10), and moving block (11) and the top inner wall sliding connection of centre gripping fixed box (9), the bottom fixedly connected with link plate (13) of moving block (11), and link plate (13) extend to the outside of centre gripping fixed box (9), and one side fixed mounting of centre gripping fixed box (9) has first rotating electrical machines (14), the output shaft of first rotating electrical machines (14) and the one end fixed connection of two-way threaded rod (10).
2. The bridge steel structure hoisting equipment according to claim 1, wherein one side of each of the two hanging plates (13) far away from each other is fixedly connected with a fixed cover (15), a one-way threaded rod (16) is installed in the internal thread of the fixed cover (15), the thread directions of the two one-way threaded rods (16) are opposite, one ends of the two one-way threaded rods (16) close to each other penetrate through the hanging plates (13) and are respectively and fixedly connected with a sleeve (21) and a prism bolt (22), one end of the prism bolt (22) extends into the sleeve (21), the outer side of the prism bolt (22) is fixedly connected with a driven gear (23), the bottom end of the clamping fixed box (9) is fixedly connected with a second rotating motor (24), the output shaft of the second rotating motor (24) is fixedly connected with a driving gear (25), and the driving gear (25) is meshed with the driven gear (23).
3. The bridge steel structure hoisting equipment according to claim 2, wherein a movable vertical plate (17) is slidably mounted in the fixed cover (15), a threaded hole is formed in the movable vertical plate (17), the one-way threaded rod (16) penetrates through the movable vertical plate (17) through the threaded hole, a connecting rod (18) horizontally arranged is fixedly connected to one side of each of the two movable vertical plates (17) close to each other, and one end of the connecting rod (18) penetrates through the hanging plate (13) and the clamping plate (19).
4. The bridge steel structure hoisting equipment according to claim 3, wherein one side of each of the two clamping plates (19) close to each other is fixedly connected with a rubber pad, a horizontally arranged guide rod (20) is fixedly installed in the fixed cover (15), a guide hole is formed in the movable vertical plate (17), and the guide rod (20) penetrates through the movable vertical plate (17) through the guide hole.
5. The hoisting device for the bridge steel structure according to claim 1, wherein a guide rail (12) is fixedly connected to the inner wall of the top end of the clamping and fixing box (9), and the top end of the moving block (11) is slidably connected with the guide rail (12).
6. The bridge steel structure hoisting equipment according to claim 1, wherein the hanging plates (13) are of an L-shaped structure, and the two hanging plates (13) are symmetrically arranged with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023183996.4U CN214527793U (en) | 2020-12-25 | 2020-12-25 | Bridge steel structure lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023183996.4U CN214527793U (en) | 2020-12-25 | 2020-12-25 | Bridge steel structure lifting device |
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| Publication Number | Publication Date |
|---|---|
| CN214527793U true CN214527793U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023183996.4U Active CN214527793U (en) | 2020-12-25 | 2020-12-25 | Bridge steel structure lifting device |
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| CN (1) | CN214527793U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112623967A (en) * | 2020-12-25 | 2021-04-09 | 江阴建禾钢品有限公司 | Bridge steel structure lifting device |
| CN113830663A (en) * | 2021-11-29 | 2021-12-24 | 山东绅联药业有限公司 | Special hoisting equipment with adjusting capacity |
-
2020
- 2020-12-25 CN CN202023183996.4U patent/CN214527793U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112623967A (en) * | 2020-12-25 | 2021-04-09 | 江阴建禾钢品有限公司 | Bridge steel structure lifting device |
| CN113830663A (en) * | 2021-11-29 | 2021-12-24 | 山东绅联药业有限公司 | Special hoisting equipment with adjusting capacity |
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