CN112227211A - Lifting type supporting device for bridge construction - Google Patents
Lifting type supporting device for bridge construction Download PDFInfo
- Publication number
- CN112227211A CN112227211A CN202011061090.7A CN202011061090A CN112227211A CN 112227211 A CN112227211 A CN 112227211A CN 202011061090 A CN202011061090 A CN 202011061090A CN 112227211 A CN112227211 A CN 112227211A
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- CN
- China
- Prior art keywords
- fixed
- supporting
- motor
- guide
- sliding
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
- E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
- E04G25/065—Shores or struts; Chocks telescopic with parts held together by positive means by a threaded nut
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G2025/003—Supports therefor, e.g. tripods
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
- E04G2025/045—Shores or struts; Chocks telescopic which telescoping action effected by a lever
Abstract
The invention discloses a lifting type supporting device for bridge construction, and relates to the technical field of bridge construction supporting equipment; after an output shaft of a first motor penetrates through a rear side plate of the supporting base, a worm is fixed, a worm wheel is meshed with one side of the worm, a rotating shaft penetrates through and is fixed in the worm wheel, the bottom end of the rotating shaft is screwed on the supporting base through a bearing, a screw rod is fixed at the upper end of the rotating shaft, a sleeve is screwed on the screw rod through threads, the upper end of the sleeve is fixedly connected with a connecting support, the connecting support penetrates through the supporting base, guide sliding grooves are formed in the inner walls of the left side and the right side of the supporting base, guide sliding rods are symmetrically fixed on the outer wall of the sleeve left and right, and the guide sliding rods are arranged in the corresponding guide sliding; can adjust according to the high demand of bridge, make strutting arrangement can carry out repeated support operation, improve the support quality when reducing extravagantly to the construction efficiency of bridge has been improved.
Description
Technical Field
The invention relates to the technical field of bridge construction supporting equipment, in particular to a lifting type supporting device for bridge construction.
Background
A bridge, which refers to a building constructed for a road to cross a natural or artificial obstacle, is a component of the road; the bridge generally comprises an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is also called a bridge span structure and is a main structure for spanning obstacles; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting positions of the bridge span structure and the bridge pier or the bridge abutment; the auxiliary structures refer to bridge head butt straps, conical revetments, bank protection, diversion projects and the like; need support the bridge temporarily in the bridge construction, use overall structure to fix, and the bridge can meet various operating modes at the erection process, need adjust the height of the temporary pile of support, and the way of adjusting the temporary pile is to weld a section of stay tube on the temporary pile, or cut off a section of stay tube and realize the lift of temporary pile, so, the regulation step will be loaded down with trivial details complicacy, waste material and time, artifical intensity of labour is big, low efficiency, it is not expected the effect to reach.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art, and provides the lifting type supporting device for bridge construction, which is simple in structure, reasonable in design and convenient to use, can be adjusted according to the height requirement of a bridge, enables the supporting device to be capable of carrying out repeated supporting operation, reduces waste, improves supporting quality and improves the bridge construction efficiency.
In order to achieve the purpose, the invention adopts the technical scheme that: the device comprises a base and a supporting base, wherein the supporting base is fixed on the base; the device also comprises a first adjusting mechanism, a fixed seat, a second adjusting mechanism and a supporting block, wherein a connecting support is arranged on the upper side of the supporting base, the first adjusting mechanism is arranged between the supporting base and the connecting support, the fixed seat is arranged on the connecting support, the supporting block is arranged on the upper side of the fixed seat, and the second adjusting mechanism is arranged between the fixed seat and the supporting block;
the first adjusting mechanism comprises a motor, a worm wheel, a rotating shaft, a screw rod and a sleeve, wherein the motor is fixed on the rear side of the supporting base, an output shaft of the motor penetrates through a rear side plate of the supporting base and then is arranged in the supporting base, the worm is fixed on the output shaft of the motor, the worm wheel is meshed with one side of the worm, the rotating shaft is arranged in the worm wheel in a penetrating and fixing mode, the bottom end of the rotating shaft is screwed on the supporting base through a bearing, the screw rod is fixed at the upper end of the rotating shaft, the sleeve is screwed on the screw rod through threads, the upper end of the sleeve is connected and fixed with the connecting support, the connecting support is arranged in the supporting base in a penetrating mode, guide sliding grooves are formed in the inner walls of the left side and the right side of the supporting base, guide sliding rods are symmetrically fixed on the outer wall;
the second adjusting mechanism comprises a second motor, a bidirectional screw rod, a sliding block, a supporting rod, a sliding block and a supporting seat, wherein the second motor is fixed on one side of the fixed seat, an output shaft of the second motor penetrates through the side wall of the fixed seat and is arranged in the fixed seat, the bidirectional screw rod is fixed on the output shaft of the second motor, threads on the bidirectional screw rod are oppositely arranged towards the left end and the right end from the middle, two sliding blocks are rotatably sleeved on the bidirectional screw rod through the left and the right oppositely arranged threads, a sliding rail is fixed on the inner bottom surface of the fixed seat, the sliding block is arranged on the sliding rail in a left-right sliding mode through a sliding groove in the bottom of the sliding block, a first hinge seat is fixed on the sliding block, the supporting rod is hinged in the first hinge seat through a hinge shaft, the supporting seat is arranged in the fixed seat in a sliding mode, a groove is formed in, the upper ends of the supporting rods are hinged with a second hinging seat through a hinging shaft, the left and right supporting rods are arranged in a left-right crossed manner, the crossed part is arranged in a screwed manner through a rotating shaft, guide grooves are formed in the supporting seats positioned on the front side and the rear side of the groove in a through manner, guide rods are fixed on the front side and the rear side of the sliding block respectively, the guide rods are arranged in the guide grooves in a sliding and penetrating manner, the supporting blocks are fixed on the supporting seats, guide blocks are symmetrically fixed on the left and right sides of the bottom of the supporting seats in a left-right mode, guide grooves;
the base on be fixed with the control box, be fixed with control panel on the support base, a motor, No. two motors, control panel all are connected with the power in the control box, wherein, a motor, No. two motors all are connected with control panel.
Furthermore, supports are symmetrically fixed on the left and right sides of the bottom of the base, the supports are arranged in an inverted U-shaped structure, a supporting rotating shaft is rotatably connected in each support through a bearing, rotating wheels are symmetrically sleeved and fixed on the supporting rotating shaft in a front-back manner, shaft sleeves are symmetrically sleeved and fixed on the supporting rotating shaft in a front-back manner and are arranged between the front rotating wheel and the rear rotating wheel, a plurality of positioning grooves are formed in the outer ring wall of each shaft sleeve, first electric push rods are symmetrically fixed on the front-back of the bottom of the horizontal end in each support in a front-back manner, inserting blocks are fixed on the bottom pushing ends of the first electric push rods and inserted into the positioning grooves, and the first electric push rods are respectively connected with a control panel and a power supply; the first electric push rod is started to drive the insert block to be inserted into the positioning groove, so that the supporting rotating shaft is fixed, and the rotating wheel is in a fixed state.
Furthermore, fixed support blocks are fixed on the front side and the rear side of the support base, a second electric push rod is fixed at the bottom of each fixed support block, a support column is fixed after a pushing end of the second electric push rod penetrates through the base, a conical head is fixed at the bottom of the support column, and the second electric push rod is respectively connected with the control panel and a power supply in the control box; no. two electric putter promotes, drives the support column downstream, supports subaerial, and the conical head is inserted and is established subaerial, consolidates the steadiness of support column.
Furthermore, a third motor is fixed on the inner wall of one side of the connecting support, a guide screw rod is fixed on an output shaft of the third motor, a driving support block is arranged on the guide screw rod through a threaded rotating sleeve, a limiting groove is formed in the connecting support, the upper side of the driving support block is slidably arranged in the limiting groove in a penetrating mode, the upper side of the driving support block is fixedly connected with the bottom of the fixing seat, a guide rail is fixed on the inner bottom surface of the connecting support, and the driving support block is arranged on the guide rail in a left-right sliding mode through a groove body in the bottom of the driving support block; the third motor is respectively connected with the control panel and a power supply in the control box; the third motor starts, drives the direction lead screw and rotates, promotes through the screw and makes the drive a piece go on the ascending removal of left and right sides to drive the fixing base and remove, make the supporting shoe remove then, change the position of supporting shoe, change the support position.
Furthermore, guide rails are symmetrically fixed at the bottom of the fixed seat left and right, grooves are symmetrically formed in the upper side of the connecting support left and right, and the guide rails are arranged in the grooves in a left and right sliding manner; when the fixing seat moves, the guide rail is driven to move in the groove, so that the guide is performed.
The working principle of the invention is as follows: firstly, the device is moved to a position to be supported, a motor is started to drive a worm to rotate, the worm is meshed with a worm gear to drive a worm wheel to rotate, so that a rotating shaft is rotated, a screw is driven to rotate, the screw is driven to rotate to drive a sleeve to be pushed through thread driving, so that a connecting support is moved, the height of a supporting block is changed, and the sleeve is guided in a sliding manner through a guide sliding rod and a guide sliding groove in the moving process; when the bridge height that needs support is different, start through No. two motors, drive two-way lead screw and rotate, because the screw thread on the two-way lead screw is bilateral symmetry and sets up, when two-way lead screw rotated, two sliding blocks on it carry out the ascending removal in opposite direction about, make the lower extreme of bracing piece follow the removal, two bracing pieces rotate around the centre revolving the contact point, thereby make the moving direction of the upper end of bracing piece set up with the removal of the lower extreme of bracing piece is opposite, then drive the supporting seat and carry out the ascending removal in upper and lower side, change the height of supporting shoe.
After adopting the structure, the invention has the beneficial effects that:
1. the supporting block can be adjusted in height by driving the connecting support to move up and down;
2. the supporting seat is driven to be adjusted in height in the fixing seat, so that the height adjusting range of the supporting block is improved, and the supporting block can meet the requirement of a bridge.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a sectional view taken along line a-a in fig. 2.
Fig. 4 is an enlarged view of a portion B in fig. 3.
Fig. 5 is an enlarged view of the portion C in fig. 3.
FIG. 6 is a schematic view of the structure of the sliding block and the guide bar of the present invention.
Fig. 7 is a schematic view of the connection between the first electric push rod and the shaft sleeve.
Description of reference numerals:
the device comprises a base 1, a supporting base 2, a guide chute 2-1, a first adjusting mechanism 3, a first motor 3-1, a worm 3-2, a worm wheel 3-3, a rotating shaft 3-4, a screw rod 3-5, a sleeve 3-6, a guide slide rod 3-7, a fixed seat 4, a guide chute 4-1, a second adjusting mechanism 5, a second motor 5-1, a bidirectional screw rod 5-2, a slide block 5-3, a supporting rod 5-4, a slide block 5-5, a supporting seat 5-6, a slide rail 5-7, a first hinged seat 5-8, a groove 5-9, a second hinged seat 5-10, a guide groove 5-11, a guide rod 5-12, a guide block 5-13, a supporting block 6, a connecting support 7, a limiting groove 7-1, a groove 7-2, a groove 7-13, a connecting support 6, The device comprises a control box 8, a control panel 9, a support 10, a supporting rotating shaft 11, a rotating wheel 12, a shaft sleeve 13, a positioning groove 13-1, a first electric push rod 14, an inserting block 15, a fixed support block 16, a second electric push rod 17, a support column 18, a conical head 19, a third motor 20, a guide screw rod 21, a driving support block 22, a guide rail 23 and a guide rail 24.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 7, the technical solution adopted by the present embodiment is: the device comprises a base 1 and a supporting base 2, wherein a support 10 is welded and fixed at the bottom of the base 1 in a bilateral symmetry manner, the support 10 is arranged in an inverted U-shaped structure, a supporting rotating shaft 11 is arranged in the support 10 in a screwed connection manner through a bearing, the bearing is embedded and fixed in the support 10, the supporting rotating shaft 11 is inserted and welded and fixed in the bearing, rotating wheels 12 are symmetrically sleeved and welded and fixed at the front and back of the supporting rotating shaft 11, shaft sleeves 13 are symmetrically sleeved and welded and fixed at the front and back of the supporting rotating shaft 11, the shaft sleeves 13 are arranged between the front rotating wheel 12 and the rear rotating wheel 12, a plurality of positioning grooves 13-1 are arranged on the outer ring wall of the shaft sleeves 13, a first electric push rod 14 with the model TL is symmetrically fixed at the front and back of the bottom of the horizontal end in the support 10 by screws, an inserting block 15 is welded and fixed at the bottom pushing end of the first electric push rod 14, the inserting, fixed support blocks 16 are fixedly welded on the front side and the rear side of the supporting base 2, a second electric push rod 17 with the type PXTL is fixed at the bottom of each fixed support block 16 through screws, a supporting column 18 is fixedly welded after a pushing end of the second electric push rod 17 penetrates through the base 1, and a conical head 19 is fixedly welded at the bottom of the supporting column 18; the device also comprises a first adjusting mechanism 3, a fixed seat 4, a second adjusting mechanism 5 and a supporting block 6, wherein a connecting support 7 is arranged on the upper side of the supporting base 2, the first adjusting mechanism 3 is arranged between the supporting base 2 and the connecting support 7, the fixed seat 4 is arranged on the connecting support 7, the supporting block 6 is arranged on the upper side of the fixed seat 4, and the second adjusting mechanism 5 is arranged between the fixed seat 4 and the supporting block 6;
a third motor 20 with the model number of 60KTYZ is fixed on the inner wall of one side of the connecting support 7 by screws, a guide screw rod 21 is fixedly welded on an output shaft of the third motor 20, a driving support block 22 is arranged on the guide screw rod 21 through a threaded rotating sleeve, a limit groove 7-1 is formed in the connecting support 7, the upper side of the driving support block 22 is slidably arranged in the limit groove 7-1, the upper side of the driving support block 22 is fixedly welded with the bottom of the fixed seat 4, a guide rail 23 is fixedly welded on the inner bottom surface of the connecting support 7, the driving support block 22 is slidably arranged on the guide rail 23 through a groove body at the bottom of the driving support block, guide rails 24 are symmetrically welded and fixedly arranged at the bottom of the fixed seat 4 left and right, grooves 7-2 are symmetrically formed at the upper side of the connecting support 7, and the guide rails 24 are slidably arranged in the grooves 7;
the first adjusting mechanism 3 comprises a first motor 3-1, a worm 3-2, a worm wheel 3-3, a rotating shaft 3-4, a screw rod 3-5 and a sleeve 3-6, the rear side of the supporting base 2 is fixed with the first motor 3-1 with the model number of 60KTYZ by screws, the output shaft of the first motor 3-1 penetrates through the rear side plate of the supporting base 2 and is arranged in the supporting base 2, the worm 3-2 is fixedly welded on the output shaft of the first motor 3-1, one side of the worm 3-2 is meshed with the worm wheel 3-3, the rotating shaft 3-4 is arranged in the worm wheel 3-3 in a penetrating and welding mode, the bottom end of the rotating shaft 3-4 is arranged on the supporting base 2 in a screwing mode through a bearing, the bearing is embedded and welded on the supporting base 2, the rotating shaft 3-4 is inserted and welded and fixed in the bearing, a screw 3-5 is fixedly welded at the upper end of the rotating shaft 3-4, a sleeve 3-6 is arranged on the screw 3-5 in a screwed connection mode through threads, the upper end of the sleeve 3-6 is fixedly welded with a connecting support 7, the connecting support 7 is arranged in the supporting base 2 in a penetrating mode, guide sliding grooves 2-1 are formed in the inner walls of the left side and the right side of the supporting base 2, guide sliding rods 3-7 are symmetrically welded and fixed on the outer wall of the sleeve 3-6 in a left-right mode, and the guide sliding rods 3-7 are arranged in the corresponding guide sliding grooves 2-1 in a vertical sliding mode;
the second adjusting mechanism 5 comprises a second motor 5-1, a bidirectional screw rod 5-2, a sliding block 5-3, a support rod 5-4, a sliding block 5-5 and a support seat 5-6, wherein one side of the fixed seat 4 is fixedly provided with the second motor 5-1 with the model number of 60KTYZ by screws, an output shaft of the second motor 5-1 penetrates through the side wall of the fixed seat 4 and is arranged in the fixed seat 4, the bidirectional screw rod 5-2 is fixedly welded on the output shaft of the second motor 5-1, threads on the bidirectional screw rod 5-2 are respectively arranged towards the left end and the right end from the middle part, two sliding blocks 5-3 are rotatably sleeved on the bidirectional screw rod 5-2 through the left thread and the right thread, a sliding rail 5-7 is fixedly welded on the inner bottom surface of the fixed seat 4, the sliding block 5-3 is arranged on the sliding rail 5-7 in a left-right sliding mode through, a first hinge seat 5-8 is welded and fixed on the sliding block 5-3, a support rod 5-4 is hinged in the first hinge seat 5-8 through a hinge shaft, a support seat 5-6 is arranged in the fixed seat 4 in a sliding manner, a slot 5-9 is arranged at the bottom of the support seat 5-6, sliding blocks 5-5 are inserted in the slot 5-9 in a bilateral symmetry sliding manner, a second hinge seat 5-10 is welded and fixed at the bottom of the sliding block 5-5, the upper end of the support rod 5-4 is hinged with the second hinge seat 5-10 through a hinge shaft, the left support rod 5-4 and the right support rod 5-4 are arranged in a left-right crossing manner, the crossing portion is arranged in a rotating manner through a rotating shaft, guide grooves 5-11 are arranged in the support seats 5-6 positioned at the front side and the rear side of the slot 5-9, guide rods 5-, the guide rods 5-12 are slidably arranged in the guide grooves 5-11 in a penetrating manner, the supporting block 6 is fixedly welded on the supporting seats 5-6, the guide blocks 5-13 are symmetrically welded and fixed on the left and right sides of the bottom of the supporting seat 5-6, the inner walls of the left side and the right side of the fixed seat 4 are respectively provided with a guide groove 4-1, and the guide blocks 5-13 are slidably arranged in the guide grooves 4-1 up and down;
the base 1 is fixed with a control box 8 by screws, the support base 2 is fixed with a control panel 9 by screws, the first motor 3-1, the second motor 5-1, the first electric push rod 14, the second electric push rod 17, the third motor 20 and the control panel 9 are all connected with a power supply in the control box 8 through power lines, wherein the first motor 3-1, the second motor 5-1, the first electric push rod 14, the second electric push rod 17 and the third motor 20 are all connected with the control panel 9 through lead wires, and the control panel 9 is an integrated board of control switches of the first motor 3-1, the second motor 5-1, the first electric push rod 14, the second electric push rod 17 and the third motor 20 and is used for controlling the start and stop of the electric appliance elements.
The working principle of the specific embodiment is as follows: firstly, moving the device to a position to be supported, pushing by a first electric push rod 14 to enable an insertion block 15 to be inserted into a positioning groove 13-1, fixing a support rotating shaft 11 and enabling the support rotating shaft to be incapable of rotating, so that a rotating wheel 12 is in a fixed state, pushing by a second electric push rod 17 to drive a support column 18 to push until a conical head 19 is inserted on the ground, and supporting; the first motor 3-1 is started to drive the worm 3-2 to rotate, the worm 3-2 is meshed with the worm wheel 3-3 to rotate, so that the rotating shaft 3-4 rotates, the screw 3-5 is driven to rotate, the screw 3-5 rotates to drive the sleeve 3-6 to push through thread driving, the connecting support 7 moves, the height of the supporting block 6 is changed, and the sleeve 3-6 is guided in a sliding mode through the guide slide bar 3-7 and the guide chute 2-1 in the moving process; when the height of the bridge to be supported is different, the motor 5-1 is started to drive the bidirectional screw rod 5-2 to rotate, because the threads on the bidirectional screw rod 5-2 are arranged in bilateral symmetry, when the bidirectional screw rod 5-2 rotates, the left sliding block 5-5 and the right sliding block 5-5 on the bidirectional screw rod move in opposite directions, the lower end of the supporting rod 5-4 moves along with the two supporting rods 5-4, the left supporting rod 5-4 and the right supporting rod rotate around the middle rotary joint point, the moving direction of the upper end of the supporting rod 5-4 is opposite to the moving direction of the lower end of the supporting rod 5-4, and then the supporting seat 5-6 is driven to move in the up-down direction, and the height; the third motor 20 is started to drive the guide screw rod 21 to rotate, and the drive support block 22 is driven to move through threads, so that the support block 6 moves in the left-right direction, the position of the support block 6 is changed, and then the support position is changed.
After adopting above-mentioned structure, this embodiment beneficial effect does:
1. the supporting block 6 can be adjusted in height by driving the connecting support 7 to move up and down;
2. the height of the supporting blocks 6 is adjusted by driving the supporting seats 5-6 in the fixing seat 4, so that the height adjusting range of the supporting blocks 6 is enlarged, and the height of the supporting blocks 6 can meet the requirement of a bridge;
3. the supporting block 6 moves in the left-right direction by driving the driving supporting block 22 to move, so that the supporting position of the supporting block 6 is changed;
4. the shaft sleeve 13 is in a fixed state by driving the insertion block 15 to be inserted into the positioning groove 13-1, so that the supporting rotating shaft 11 is fixed, and the rotating wheel 12 is fixed.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. A lifting type supporting device for bridge construction comprises a base (1) and a supporting base (2), wherein the supporting base (2) is fixed on the base (1); the method is characterized in that: the device is characterized by also comprising a first adjusting mechanism (3), a fixed seat (4), a second adjusting mechanism (5) and a supporting block (6), wherein a connecting support (7) is arranged on the upper side of the supporting base (2), the first adjusting mechanism (3) is arranged between the supporting base (2) and the connecting support (7), the fixed seat (4) is arranged on the connecting support (7), the supporting block (6) is arranged on the upper side of the fixed seat (4), and the second adjusting mechanism (5) is arranged between the fixed seat (4) and the supporting block (6);
the first adjusting mechanism (3) comprises a first motor (3-1), a worm (3-2), a worm wheel (3-3), a rotating shaft (3-4), a screw rod (3-5) and a sleeve (3-6), the rear side of the supporting base (2) is fixed with the first motor (3-1), an output shaft of the first motor (3-1) penetrates through the rear side plate of the supporting base (2) and is arranged in the supporting base (2), the worm (3-2) is fixed on the output shaft of the first motor (3-1), one side of the worm (3-2) is meshed with the worm wheel (3-3), the rotating shaft (3-4) penetrates through and is fixed in the worm wheel (3-3), the bottom end of the rotating shaft (3-4) is screwed on the supporting base (2) through a bearing, a screw rod (3-5) is fixed at the upper end of the rotating shaft (3-4), a sleeve (3-6) is screwed on the screw rod (3-5) through threads, the upper end of the sleeve (3-6) is connected and fixed with a connecting support (7), the connecting support (7) is arranged in the supporting base (2) in a penetrating manner, guide sliding chutes (2-1) are formed in the inner walls of the left side and the right side of the supporting base (2), guide sliding rods (3-7) are fixed on the outer wall of the sleeve (3-6) in a bilateral symmetry manner, and the guide sliding rods (3-7) are arranged in the corresponding guide sliding chutes (2-1) in a vertical sliding manner;
the second adjusting mechanism (5) comprises a second motor (5-1), a two-way screw rod (5-2), a sliding block (5-3), a supporting rod (5-4), a sliding block (5-5) and a supporting seat (5-6), wherein the second motor (5-1) is fixed on one side of the fixing seat (4), an output shaft of the second motor (5-1) penetrates through the side wall of the fixing seat (4) and is arranged in the fixing seat (4), the two-way screw rod (5-2) is fixed on the output shaft of the second motor (5-1), threads on the two-way screw rod (5-2) are oppositely arranged towards the left end and the right end from the middle part, the two sliding blocks (5-3) are rotatably sleeved on the two-way screw rod (5-2) through the left and the right oppositely arranged threads, a sliding rail (5-7) is fixed on the inner bottom surface of the, the sliding block (5-3) is arranged on the sliding rail (5-7) in a left-right sliding mode through a sliding groove at the bottom of the sliding block (5-3), a first hinged seat (5-8) is fixed on the sliding block (5-3), a supporting rod (5-4) is hinged in the first hinged seat (5-8) through a hinged shaft, a supporting seat (5-6) is arranged in a fixed seat (4) in a sliding mode, a slot (5-9) is formed in the bottom of the supporting seat (5-6), the sliding block (5-5) is inserted in the slot (5-9) in a left-right symmetrical sliding mode, a second hinged seat (5-10) is fixed at the bottom of the sliding block (5-5), the upper end of the supporting rod (5-4) is hinged with the second hinged seat (5-10) through the hinged shaft, and the left and right supporting rods, the crossing part is arranged in a rotary connection mode through a rotating shaft, guide grooves (5-11) are formed in the supporting seats (5-6) located on the front side and the rear side of the groove (5-9) in a penetrating mode, guide rods (5-12) are fixed on the front side and the rear side of the sliding block (5-5), the guide rods (5-12) are arranged in the guide grooves (5-11) in a sliding mode, the supporting block (6) is fixed on the supporting seats (5-6), guide blocks (5-13) are fixed on the bottom of the supporting seats (5-6) in a bilaterally symmetrical mode, guide grooves (4-1) are formed in the inner walls of the left side and the right side of the fixing seat (4), and the guide blocks (5-13) are arranged in the;
the motor-driven vehicle-mounted power supply is characterized in that a control box (8) is fixed on the base (1), a control panel (9) is fixed on the supporting base (2), the first motor (3-1), the second motor (5-1) and the control panel (9) are connected with a power supply in the control box (8), and the first motor (3-1) and the second motor (5-1) are connected with the control panel (9).
2. The elevating support device for bridge construction as set forth in claim 1, wherein: the bottom of the base (1) is fixed with supports (10) in a bilateral symmetry mode, the supports (10) are arranged in an inverted U-shaped structure, a supporting rotating shaft (11) is arranged in the supports (10) in a screwed connection mode through a bearing, rotating wheels (12) are symmetrically sleeved and fixed on the supporting rotating shaft (11) front and back, shaft sleeves (13) are symmetrically sleeved and fixed on the supporting rotating shaft (11) front and back, the shaft sleeves (13) are arranged between the front rotating wheel and the rear rotating wheel (12), a plurality of positioning grooves (13-1) are formed in the outer ring wall of each shaft sleeve (13), first electric push rods (14) are symmetrically fixed on the bottom of the horizontal end in the supports (10) front and back, inserting blocks (15) are fixed on the bottom pushing ends of the first electric push rods (14), the inserting blocks (15) are inserted into the positioning grooves (13-1), and the first electric push rods (14) are respectively connected with a power supply in a control panel (9) and a control; the first electric push rod (14) is started to drive the insert block (15) to be inserted into the positioning groove (13-1) so as to fix the support rotating shaft (11) and enable the rotating wheel (12) to be in a fixed state.
3. The elevating support device for bridge construction as set forth in claim 1, wherein: fixed support blocks (16) are fixed on the front side and the rear side of the supporting base (2), a second electric push rod (17) is fixed at the bottom of each fixed support block (16), a supporting column (18) is fixed after the pushing end of the second electric push rod (17) penetrates through the base (1), a conical head (19) is fixed at the bottom of the supporting column (18), and the second electric push rod (17) is respectively connected with a control panel (9) and a power supply in the control box (8); the second electric push rod (17) pushes to drive the supporting column (18) to move downwards to be supported on the ground, and the conical head (19) is inserted on the ground to reinforce the stability of the supporting column (18).
4. The elevating support device for bridge construction as set forth in claim 1, wherein: a third motor (20) is fixed on the inner wall of one side of the connecting support (7), a guide screw rod (21) is fixed on an output shaft of the third motor (20), a driving support block (22) is rotatably sleeved on the guide screw rod (21) through threads, a limiting groove (7-1) is formed in the connecting support (7), the upper side of the driving support block (22) is slidably arranged in the limiting groove (7-1), the upper side of the driving support block (22) is fixedly connected with the bottom of the fixing seat (4), a guide rail (23) is fixed on the inner bottom surface of the connecting support (7), and the driving support block (22) is slidably arranged on the guide rail (23) left and right through a groove body at the bottom of the driving support block; the third motor (20) is respectively connected with the control panel (9) and a power supply in the control box (8); no. three motor (20) start, drive direction lead screw (21) and rotate, promote through the screw and make drive a piece (22) and carry out the ascending removal in left and right sides to drive fixing base (4) and remove, make supporting shoe (6) remove then, change the position of supporting shoe (6), change the support position.
5. The elevating support device for bridge construction as set forth in claim 1, wherein: guide rails (24) are fixed at the bottom of the fixed seat (4) in a bilateral symmetry manner, grooves (7-2) are formed in the upper side of the connecting support (7) in a bilateral symmetry manner, and the guide rails (24) are arranged in the grooves (7-2) in a sliding manner; when the fixed seat (4) moves, the guide rail (24) is driven to move in the groove (7-2), so that the guide is performed.
6. The elevating support device for bridge construction as set forth in claim 1, wherein: the working principle is as follows: firstly, the device is moved to a position to be supported, a motor (3-1) is started to drive a worm (3-2) to rotate, the worm (3-2) is meshed with a worm wheel (3-3) to rotate, so that a rotating shaft (3-4) is rotated, a screw (3-5) is driven to rotate, the screw (3-5) is driven to drive a sleeve (3-6) to push through threads, a connecting support seat (7) is moved, the height of a supporting block (6) is changed, and the sleeve (3-6) is in sliding guide with a guide sliding chute (2-1) through a guide sliding rod (3-7) in the moving process; when the height of the bridge to be supported is different, the two-way screw rod (5-2) is driven to rotate by starting the motor (5-1) II, because the threads on the two-way screw rod (5-2) are arranged in bilateral symmetry, when the two-way screw rod (5-2) rotates, the left sliding block and the right sliding block (5-5) on the two-way screw rod move in opposite directions, the lower end of the supporting rod (5-4) moves along with the two-way screw rod, the left supporting rod and the right supporting rod (5-4) rotate around the middle rotary joint, so that the moving direction of the upper end of the supporting rod (5-4) is opposite to the moving direction of the lower end of the supporting rod (5-4), the supporting seat (5-6) is driven to move in the up-down direction, and the.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011061090.7A CN112227211A (en) | 2020-09-30 | 2020-09-30 | Lifting type supporting device for bridge construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011061090.7A CN112227211A (en) | 2020-09-30 | 2020-09-30 | Lifting type supporting device for bridge construction |
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| CN112227211A true CN112227211A (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011061090.7A Pending CN112227211A (en) | 2020-09-30 | 2020-09-30 | Lifting type supporting device for bridge construction |
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| CN113585694A (en) * | 2021-07-19 | 2021-11-02 | 江苏天茂建设有限公司 | Strutting arrangement is used in interior decoration construction |
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| CN116441801A (en) * | 2023-05-04 | 2023-07-18 | 广东宏博盛光电科技有限公司 | Display screen welding device |
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| CN116441801B (en) * | 2023-05-04 | 2024-04-12 | 广东宏博盛光电科技有限公司 | Display screen welding device |
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Application publication date: 20210115 |
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