CN112479055A - A quick hoisting device of protection type for road construction bridge - Google Patents
A quick hoisting device of protection type for road construction bridge Download PDFInfo
- Publication number
- CN112479055A CN112479055A CN202011286718.3A CN202011286718A CN112479055A CN 112479055 A CN112479055 A CN 112479055A CN 202011286718 A CN202011286718 A CN 202011286718A CN 112479055 A CN112479055 A CN 112479055A
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- China
- Prior art keywords
- sliding
- block
- fixedly connected
- rotating
- stabilizing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/26—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/16—Slings with load-engaging platforms or frameworks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/20—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures
- B66C23/202—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures with supporting couples provided from below, e.g. by floors of buildings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/74—Counterweights or supports for balancing lifting couples separate from jib
- B66C23/76—Counterweights or supports for balancing lifting couples separate from jib and movable to take account of variations of load or of variations of length of jib
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/84—Slewing gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Transportation (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a protective quick lifting device for a road construction bridge, which comprises a base, the top end of the base is provided with a lifting component, the lifting component comprises a lifting frame, a pulley block, a motor, a driving wheel, a steel cable, a limiting arc flap, a sliding seat, a first sliding block, a spring, a sliding hole, a pulling rod, a rotating block, a rotating sleeve and a pulling handle, the invention has scientific and reasonable structure and safe and convenient use, when new construction materials need to be put down and lifted, the limitation on the driving wheel can be quickly removed by pulling the pulling handle, when one of the motors fails, the corresponding sliding block moves to the outer side of the sliding seat to block the transmission wheel at the end part of the damaged motor, and the other motor can be continuously used through the pulley block, therefore, normal use of the lifting equipment is guaranteed, construction cannot be delayed, and then the damaged motor is maintained after construction is finished.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a protective type quick lifting device for a road construction bridge.
Background
The bridge, generally mean erect in river, lake and sea, make the structure that vehicles and pedestrians can pass smoothly, in order to adapt to the modern high-speed traffic industry that develops, the bridge also draws the application as spanning mountain stream, unfavorable geology or meet other traffic needs and erect make the building that pass more convenient, the bridge generally is made up of superstructure, substructure, support and affiliated structure, the superstructure is also called the bridge and strides the structure, it is the main structure which strides over the obstacle; the lower structure comprises a bridge abutment, a bridge pier and a foundation, and materials to be used are frequently lifted to the top of the bridge span structure by using a lifting mechanism when a bridge is built, so that the construction and the use of people are facilitated;
however, the existing lifting device lacks a locking device, so that the dangerous situation that materials fall off can occur when the construction materials are lifted, the existing lifting device works with a single motor, the lifting equipment can be integrally stopped when the motor breaks down, the construction progress is delayed, and in order to avoid the technical problems, the protective type quick lifting device for the road construction bridge is necessary to be provided so as to overcome the defects in the prior art.
Disclosure of Invention
The invention provides a protective quick lifting device for a road construction bridge, which can effectively solve the problem that the construction progress is delayed because the conventional lifting device in the background art lacks a locking device and the dangerous condition that materials fall off can occur when the construction materials are lifted, and because the conventional lifting device works with a single motor, the conventional lifting device can be integrally stopped when the motor fails to lift equipment.
In order to achieve the purpose, the invention provides the following technical scheme: a protective type quick lifting device for a road construction bridge comprises a base, wherein a lifting assembly is installed at the top end of the base, a rotating assembly is fixedly installed at the bottom end of the base, and a movable pulley is rotatably connected to the bottom of the edge end of the lifting assembly;
the lifting assembly comprises a lifting frame, a pulley block, a motor, a driving wheel, a steel cable, a limiting arc valve, a sliding seat, a first sliding block, a spring, a sliding hole, a pulling rod, a rotating block, a rotating sleeve and a pulling handle;
a lifting frame is fixedly mounted at the top end of the base, a pulley block is fixedly mounted at the position of the inner side of the top end of the lifting frame, motors are symmetrically mounted at the position, located at one side of the lifting frame, of the top end of the base, one end of each motor is fixedly connected with a driving wheel, a steel cable is wound on the inner side of each driving wheel, and the edge ends of the driving wheels are fixedly connected with limiting arc flaps at equal angles;
the top of base is located motor one side position department fixed welding and has the sliding seat, the inboard sliding connection of sliding seat has first sliding block, the inboard of sliding seat is located first sliding block bottom position department sliding connection and has spacing slider, spacing slider's positive fixedly connected with spring, the slip hole has been seted up with spring homonymy terminal surface to the sliding seat, spacing slider's positive middle part position department fixedly connected with pulling rod, pulling rod and spring homonymy end fixedly connected with turning block, the outside slip of spring has cup jointed the rotating sleeve, the outside fixedly connected with pulling handle of rotating sleeve, the top inboard of sliding seat is located first sliding block one side position department sliding connection and has the second sliding block. Preferably, two the equal fixedly connected with spacing arc lamella of the corresponding terminal surface of motor, spacing arc lamella is the arc, the top of first sliding block is the cambered surface, the cambered surface of spacing arc lamella contacts with the cambered surface of first sliding block.
Preferably, a circular hole is formed in the inner side of the rotating sleeve, the rotating sleeve is rotatably connected with the rotating block through the circular hole, and the input end of the motor is electrically connected with the output end of the external power supply.
Preferably, the rotating assembly comprises a bottom groove plate, a fixed rod, a bearing, a transmission gear, a turntable, a rotating slider, a rotating tooth, a rotating groove and a rotating wheel;
the bottom outside of base slides and has cup jointed the bottom frid, the top avris position department fixedly connected with dead lever of bottom frid, the bearing has been cup jointed in the outside of dead lever, the bearing has been cup jointed in the outside of bearing, drive gear's fixed welding in top has the carousel, the rotatory slider of bottom fixedly connected with of base, the rotation tooth has been seted up to angles such as the bottom of base, the rotation groove has been seted up to angles such as the bottom of rotatory slider, the inboard rotation that rotates the groove is connected with the rotation wheel.
Preferably, the top end of the fixed rod is fixedly connected with a blocking block at the top position of the bearing, the inner side of the transmission gear is provided with a sleeve hole at a position corresponding to the bearing, and the transmission gear is fixedly connected with the bearing through the sleeve hole.
Preferably, the base is in meshed connection with the transmission gear through the rotating teeth, and the transmission gear is connected with the rotary disc through the transmission rod.
Preferably, the bottom end of the movable pulley is fixedly connected with a stabilizing frame, the bottom end of the stabilizing frame is fixedly connected with a stabilizing steel cable, the bottom end of the stabilizing steel cable is provided with a clamping assembly, the outer side of the clamping assembly is clamped with an object placing plate, the end surfaces of two sides of the object placing plate are both provided with movable grooves, and the position of one side of the bottom of the base is fixedly provided with the stabilizing assembly; the clamping assembly comprises a clamping block, a twisting groove, a sliding plate, a sliding groove, a sliding rod, a movable block, a reset spring and a supporting screw rod;
the bottom fixedly connected with joint piece of stable steel cable, the inboard top position department of joint piece has been seted up and has been twisted the groove, the inboard fixedly connected with sliding plate of joint piece, the sliding tray has all been seted up to the both sides terminal surface of joint piece, the inboard equidistance fixed mounting of joint piece has the slide bar, the outside slip of slide bar has cup jointed the movable block, reset spring has been cup jointed in the outside of slide bar, twist the inboard threaded connection in bottom in groove and have a supporting screw, the bottom fixedly connected with extrusion pole of supporting screw.
Preferably, the side length of the sliding groove is equal to the side length of the movable block, the fixed end of the supporting screw is fixedly connected with the rotating disc, the movable grooves are formed in positions, corresponding to the movable block, of the side ends of the two sides of the object placing plate, and the clamping grooves are formed in positions, corresponding to the clamping blocks, of the top end of the object placing plate.
Preferably, the stabilizing assembly comprises a stabilizing plate, a sliding groove plate, a stabilizing block, a counterweight plate, a pin hole and a movable pin;
the outside fixedly connected with steadying plate of bottom frid, the slip frid has been cup jointed in the outside slip of steadying plate, the outside bottom position department of slip frid rotates and is connected with the steady piece, the outside slip of slip frid has cup jointed the counterweight plate, the pinhole has been seted up with the steady piece corresponding position department in the outside of slip frid, the inboard embedding of pinhole has the removable pin.
Preferably, the pinhole has a plurality of, the pinhole has been seted up with sliding groove plate corresponding position department in the outside of stabilizer plate, sliding groove plate's the outside and the corresponding position department of counterweight run through and have been seted up the pinhole, the inboard of pinhole all is embedded into has the removable pin.
Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:
1. be provided with the promotion subassembly, can be at the outage or the motor breaks down the stop work time with the drive wheel lock with the back of first sliding block spacing each other through spacing arc lamella, when putting new construction materials of promotion in needs, through the pulling restriction of the release to the drive wheel that can be quick, and remove the drive wheel card of the motor tip that will damage to the sliding block that corresponds with it to the sliding seat outside when one of them motor breaks down, another motor passes through the assembly pulley and can continue to use, thereby guarantee lifting device's normal use, can not delay the construction, then maintain the motor that damages after the construction.
2. Be provided with runner assembly, can rotate the one side of keeping away from the bridge limit through rotating the carousel, prevent that constructor from taking place danger from the bridge limit is too near when unloading, ensured constructor's life safety to through rotatory slider and rotation wheel reduced the friction between base and the bottom frid, thereby can be quick rotate the opposite side with the base, reduced constructor's intensity of labour, thereby further promoted work efficiency.
3. Be provided with the joint subassembly, through to the inboard rotation supporting screw of joint piece, can be quick go into the joint piece card to put the inboard of thing board, easy operation is convenient, uses swiftly, has saved and has put the connection time of thing board between with the hoisting device, has improved and has connected fixed efficiency to the availability factor of device has further been promoted.
4. Be provided with stable subassembly, can increase the distance between weight plate to the base through the one end with the weight plate pulling to the base, conveniently increase the heavy object on the top of weight plate, improved hoisting device's stability, prevent that hoisting device from taking place to empty danger when promoting the heavy object, ensured constructor's life health.
5. Be provided with stabilizing assembly and rotating assembly to the top of placing the weight plate with the thing board of putting of full of goods can increase the weight of weight plate, thereby further improved hoisting device's stability, then keep off can fold a plurality of supporter together after the material promotes, then go into the inboard of last supporter with the joint piece card, then can be quick through hoisting device with the disposable below of all supporter to the bottom of bridge, simple swift.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of the lift assembly of the present invention;
FIG. 3 is a schematic view of the mounting structure of the first slider of the present invention;
FIG. 4 is a schematic view of the mounting structure of the rotating sleeve of the present invention;
FIG. 5 is a schematic view of the construction of the rotating assembly of the present invention;
FIG. 6 is a schematic view of the mounting structure of the rotary slide of the present invention;
FIG. 7 is a schematic view of the open configuration of the rotating tooth of the present invention;
FIG. 8 is a schematic view of the mounting structure of the stabilizer of the present invention;
FIG. 9 is a schematic view of the construction of the clamping assembly of the present invention;
FIG. 10 is a schematic view of the mounting structure of the stabilizing assembly of the present invention;
reference numbers in the figures: 1. a base;
2. a lifting assembly; 201. a hoisting frame; 202. a pulley block; 203. an electric motor; 204. a driving wheel; 205. a wire rope; 206. limiting the arc valve; 207. a sliding seat; 208. a first slider; 209. a spring; 210. a slide hole; 211. pulling a rod; 212. rotating the block; 213. rotating the sleeve; 214. pulling the handle; 215. a second slider; 216. a limiting slide block; (question, effect middle key word)
3. A rotating assembly; 301. a bottom slot plate; 302. fixing the rod; 303. a bearing; 304. a transmission gear; 305. a turntable; 306. rotating the slide block; 307. rotating the teeth; 308. a rotating groove; 309. a rotating wheel;
4. a movable pulley; 5. a stabilizer frame; 6. stabilizing the steel cable;
7. a clamping assembly; 701. a clamping block; 702. screwing the groove; 703. a sliding plate; 704. a sliding groove; 705. a slide bar; 706. a movable block; 707. a return spring; 708. a support screw; 709. an extrusion stem;
8. a storage plate; 9. a movable groove;
10. a stabilizing assembly; 1001. a stabilizing plate; 1002. a sliding groove plate; 1003. a stabilizing block; 1004. a weight plate; 1005. a pin hole; 1006. and a movable pin.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-10, the invention provides a technical scheme, and the protective type quick lifting device for a road construction bridge comprises a base 1, wherein a lifting assembly 2 is installed at the top end of the base 1, a rotating assembly 3 is fixedly installed at the bottom end of the base 1, and a movable pulley 4 is rotatably connected to the bottom position of the edge end of the lifting assembly 2;
the lifting assembly 2 comprises a lifting frame 201, a pulley block 202, a motor 203, a driving wheel 204, a steel cable 205, a limiting arc-shaped flap 206, a sliding seat 207, a first sliding block 208, a spring 209, a sliding hole 210, a pulling rod 211, a rotating block 212, a rotating sleeve 213 and a pulling handle 214;
a lifting frame 201 is fixedly installed at the top end of the base 1, a pulley block 202 is fixedly installed at the position of the inner side of the top end of the lifting frame 201, motors 203 are symmetrically installed at the position, located at one side of the lifting frame 201, of the top end of the base 1, a driving wheel 204 is fixedly connected to one end of each motor 203, a steel cable 205 is wound on the inner side of each driving wheel 204, and limit arc flaps 206 are fixedly connected to the edge ends of the driving wheels 204 at equal angles;
the top end of the base 1 is fixedly welded with a sliding seat 207 at a position on one side of the motor 203, the inner side of the sliding seat 207 is slidably connected with a first sliding block 208, the corresponding end surfaces of the two motors 203 are fixedly connected with a limit arc petal 206, the limit arc petal 206 is arc-shaped, the top end of the first sliding block 208 is arc-shaped, the arc-shaped surface of the limit arc petal 206 is contacted with the arc-shaped surface of the first sliding block 208, so as to ensure that the normal rotation of the motor 203 is not blocked, the inner side of the sliding seat 207 is slidably connected with a limit slider 216 at the bottom position of the first sliding block 208, the front of the limit slider 216 is fixedly connected with a spring 209, the end surfaces of the sliding seat 207 and the spring 209 at the same side are provided with a sliding hole 210, the middle position of the front of the limit slider 216 is fixedly connected with a pulling rod, the circular port has been seted up to the inboard of rotating sleeve 213, rotates sleeve 213 and rotates with turning block 212 through the circular port to be connected, is favorable to rotating sleeve 213's rotation, and the outside fixedly connected with pulling of rotating sleeve 213 is 214, and the top inboard of sliding seat 207 is located first sliding block 208 one side position department sliding connection and is had second sliding block 215. The input terminal of the motor 203 is electrically connected to the output terminal of the external power source.
The rotating assembly 3 comprises a bottom groove plate 301, a fixed rod 302, a bearing 303, a transmission gear 304, a rotating disc 305, a rotating slide block 306, a rotating tooth 307, a rotating groove 308 and a rotating wheel 309;
the bottom end of the base 1 is sleeved with a bottom groove plate 301 in a sliding mode, a fixed rod 302 is fixedly connected to the side position of the top end of the bottom groove plate 301, a bearing 303 is sleeved on the outer side of the fixed rod 302, a bearing 303 is sleeved on the outer side of the bearing 303, a transmission gear 304 is sleeved on the outer side of the bearing 303, a stop block is fixedly connected to the top end of the fixed rod 302, the transmission gear 304 is prevented from falling off, a sleeved hole is formed in the position, corresponding to the bearing 303, of the inner side of the transmission gear 304, the transmission gear 304 is fixedly connected with the bearing 303 through the sleeved hole, the transmission gear 304 is convenient to rotate, the base 1 is meshed with the transmission gear 304 through a rotating tooth 307, the bottom end of the base 1 is provided with rotating teeth 307 at equal angles, the bottom end of the rotating slider 306 is provided with rotating grooves 308 at equal angles, and the inner sides of the rotating grooves 308 are rotatably connected with rotating wheels 309.
The bottom end of the movable pulley 4 is fixedly connected with a stabilizing frame 5, the bottom end of the stabilizing frame 5 is fixedly connected with a stabilizing steel cable 6, the bottom end of the stabilizing steel cable 6 is provided with a clamping component 7, the outer side of the clamping component 7 is clamped with an object placing plate 8, the end surfaces of two sides of the object placing plate 8 are both provided with movable grooves 9, and the position of one side of the bottom of the base 1 is fixedly provided with a stabilizing component 10;
the clamping assembly 7 comprises a clamping block 701, a screwing groove 702, a sliding plate 703, a sliding groove 704, a sliding rod 705, a movable block 706, a return spring 707 and a supporting screw 708;
stabilize bottom fixedly connected with joint piece 701 of steel cable 6, the inboard top position department of joint piece 701 has seted up and has twisted groove 702, the inboard fixedly connected with sliding plate 703 of joint piece 701, sliding groove 704 has all been seted up to the both sides terminal surface of joint piece 701, the inboard equidistance fixed mounting of joint piece 701 has slide bar 705, movable block 706 has been cup jointed in the outside slip of slide bar 705, reset spring 707 has been cup jointed in the outside of slide bar 705, the inboard threaded connection in bottom of twisting groove 702 has supporting screw 708, supporting screw 708's bottom fixedly connected with extrusion stem 709, the length of side of slide bar 704 equals the length of side of movable block 706, the fixed end fixedly connected with rolling disc of supporting screw 708, movable groove 9 has all been seted up with movable block 706 corresponding position department to the both sides limit end of putting thing board 8, the top of putting thing board 8 has all seted up the joint groove with joint piece 701 corresponding position department, make things convenient for the quick joint of joint piece 701 in.
The stabilizing assembly 10 includes a stabilizing plate 1001, a sliding channel plate 1002, a stabilizing block 1003, a weight plate 1004, a pin hole 1005, and a movable pin 1006;
the outer side of the bottom slotted plate 301 is fixedly connected with a stabilizing plate 1001, the outer side of the stabilizing plate 1001 is slidably sleeved with a sliding slotted plate 1002, the outer bottom position of the sliding slotted plate 1002 is rotatably connected with a stabilizing block 1003, the outer side of the sliding slotted plate 1002 is slidably sleeved with a balance weight plate 1004, the outer side of the sliding slotted plate 1002 corresponds to the stabilizing block 1003 and is provided with a pin hole 1005, and a movable pin 1006 is embedded into the inner side of the pin hole 1005.
The pin holes 1005 are provided with a plurality of pin holes 1005, the positions of the outer side of the stabilizing plate 1001 corresponding to the sliding groove plate 1002 are provided with the pin holes 1005, the positions of the outer side of the sliding groove plate 1002 corresponding to the weight plate 1004 penetrate through the pin holes 1005, and the movable pins 1006 are embedded into the inner sides of the pin holes 1005, so that the distance between the weight plate 1004 and the base 1 can be changed conveniently and rapidly.
The working principle and the using process of the invention are as follows: firstly, a constructor moves a lifting device to a position to be used, slides a sliding groove plate 1002 to one end of the outer side of a stabilizing plate 1001, inserts a movable pin 1006 to the inner side of a corresponding pin hole 1005, slides a weight plate 1004 to one end of the outer side of the sliding groove plate 1002, inserts the movable pin 1006 to the inner side of the corresponding pin hole 1005, places a plurality of weights at the top end of the weight plate 1004 to increase the weight of the weight plate 1004, and pulls the weight plate 1004 to one end of a base 1 to increase the distance between the weight plate 1004 and the base 1, so that the weights can be conveniently added at the top end of the weight plate 1004, the stability of the lifting device is improved, the lifting device is prevented from falling and falling risks when lifting the weights, and the life and health of the constructor are guaranteed;
then the movable pulley 4 and the stabilizing frame 5 are placed at the bottom of the bridge, then the clamping block 701 is inserted into the inner side of the object placing plate 8 with the placed construction materials, then the supporting screw rods 708 are rotated towards the inner sides of the four corner clamping blocks 701 respectively, at the moment, the supporting screw rods 708 move downwards to drive the extrusion rods 709 to move downwards, then the movable block 706 is extruded towards the inner sides of the movable grooves 9 on the two sides, then the movable block 706 is clamped into the inner sides of the movable grooves 9, the clamping blocks 701 can be quickly clamped into the inner sides of the object placing plate 8 by rotating the supporting screw rods 708 towards the inner sides of the clamping blocks 701, the operation is simple and convenient, the use is quick, the connection time between the object placing plates 8 and the lifting device is saved, the connection and fixation efficiency is improved, and the use efficiency of the device is further improved;
then, the motor 203 is turned on, the motor 203 drives the transmission wheel 204 to rotate, then the transmission wheel 204 contracts the cable 205, then the cable 205 is wound on the outer side of the transmission wheel 204, then the cable 205 rotates on the outer side of the pulley block 202, then the movable pulley 4 and the stabilizing frame 5 are driven to move upwards, the movable pulley 4 and the stabilizing frame 5 drive the clamped object placing plate 8 to move upwards, the limiting arc flap 206 at the edge end of the transmission wheel 204 rotates along with the transmission wheel 204 when the transmission wheel 204 rotates, then the arc surface of the limiting arc flap 206 is in continuous friction contact with the arc surface of the first sliding block 208, then the first sliding block 208 compresses the spring 209 to allow the limiting arc flap 206 to pass through, the first sliding block 208 is ejected out through the spring 209 after the limiting arc flap 206 passes through, when power is cut off or the motor 203 fails and stops working, the transmission wheel 204 is inverted under the action of gravity, at this time, the back of the limit arc flap 206 is clamped at the back of the first sliding block 208, the driving wheel 204 is clamped, the object placing plate 8 placed with construction materials cannot fall off, at this time, the first sliding block 208 or the second sliding block 215 at the position corresponding to the damaged motor 203 is moved to the outer side of the sliding seat 207, the driving wheel 204 at the outer side of the damaged motor 203 is clamped, then the other motor 203 can continue to drive the lifting device to work, the driving wheel 204 can continue to rotate after the failure is eliminated, the pulling handle 214 can be pulled when the object placing plate 8 needs to be emptied downwards, then the spring 209 is compressed, the pulling handle 214 can be moved to the outer side of the sliding seat 207 at this time, then the pulling handle 214 is rotated, the pulling handle 214 is clamped at the outer side of the sliding seat 207, at this time, the driving wheel 204 can be reversed, then the object placing plate 8 is put downwards, and the power can be cut off or the motor 203 has the accident through the mutual limit of the back of When the barrier stops working, the driving wheel 204 is locked, so that the object placing plate 8 is prevented from falling to cause personnel and property loss, the life safety of constructors is ensured, when new construction materials need to be put down and lifted, the limitation on the driving wheel 204 can be rapidly removed by pulling the pulling handle 214, the operation is simple and convenient, the steps are simple, and the operation difficulty of equipment is reduced;
finally, when the construction material reaches the top end of the bridge, the turntable 305 is rotated to drive the transmission gear 304 to rotate at the outer side of the fixed rod 302 and the bearing 303, then the transmission gear 304 drives the base 1 to rotate, at this time, the base 1 can rotate at the inner side of the bottom slot plate 301 through the rotating slide block 306 at the bottom, then the resistance between the rotating slide block 306 and the bottom slot plate 301 can be reduced due to the existence of the rotating wheel 309, so that the base 1 can rotate conveniently and quickly, then the object placing plate 8 is rotated to the top end of the counterweight plate 1004 and then the object placing plate 8 is placed at the top end of the counterweight plate 1004, then the movable block 706 can return to the inner side of the clamping block 701 through the sliding rod 705 again under the elastic force of the return spring 707 by unscrewing the supporting screw 708, then the base 1 is rotated to the initial position to continuously lift the next object placing plate 8 with the material placed, and the object placing plate 8 can be rotated to the side far away from, the danger of the constructors when the constructors are off the bridge edge is prevented, the life safety of the constructors is guaranteed, and the friction between the base 1 and the bottom groove plate 301 is reduced through the rotary sliding block 306 and the rotary wheel 309, so that the base 1 can be quickly rotated to the other side, the labor intensity of the constructors is reduced, and the working efficiency is further improved;
and will fill up the top that the thing board 8 of putting of goods placed the weight board 1004, can increase the weight of weight board 1004 to further improved hoisting device's stability, then keep off can be with a plurality of thing boards 8 of putting together of putting after the material promotes, then go into the inboard of putting thing board 8 with joint piece 701 card to last piece, then can be quick through hoisting device with all put the bottom of thing board 8 disposable below to the bridge, simple swift.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a quick hoisting device of protection type for road construction bridge, includes base (1), its characterized in that: a lifting assembly (2) is installed at the top end of the base (1), a rotating assembly (3) is fixedly installed at the bottom end of the base (1), and a movable pulley (4) is rotatably connected to the bottom of the edge end of the lifting assembly (2);
the lifting assembly (2) comprises a lifting frame (201), a pulley block (202), a motor (203), a transmission wheel (204), a steel cable (205), a limiting arc valve (206), a sliding seat (207), a first sliding block (208), a spring (209), a sliding hole (210), a pulling rod (211), a rotating block (212), a rotating sleeve (213) and a pulling handle (214);
a lifting frame (201) is fixedly installed at the top end of the base (1), a pulley block (202) is fixedly installed at the position of the inner side of the top end of the lifting frame (201), motors (203) are symmetrically installed at the position, located at one side of the lifting frame (201), of the top end of the base (1), one end of each motor (203) is fixedly connected with a driving wheel (204), a steel cable (205) is wound on the inner side of each driving wheel (204), and the edge ends of the driving wheels (204) are fixedly connected with limiting arc flaps (206) at equal angles;
the top of base (1) is located motor (203) one side position department fixed welding and has sliding seat (207), the inboard sliding connection of sliding seat (207) has first sliding block (208), the inboard of sliding seat (207) is located first sliding block (208) bottom position department sliding connection has spacing slider (216), the positive fixedly connected with spring (209) of spacing slider (216), sliding hole (210) have been seted up with spring (209) homonymy terminal surface to sliding seat (207), the positive middle part position department fixedly connected with pulling rod (211) of spacing slider (216), pulling rod (211) and spring (209) homonymy fixedly connected with rotating block (212), the outside of spring (209) is slided and is cup jointed and is rotated sleeve (213), the outside fixedly connected with pulling handle (214) that rotates sleeve (213), the top inboard of sliding seat (207) is located first sliding block (208) one side position department sliding connection has the third sliding connection Two sliders (215).
2. The protective quick lifting device for the road construction bridge according to claim 1, characterized in that: two the equal fixedly connected with of corresponding terminal surface of motor (203) is spacing arc lamella (206), spacing arc lamella (206) are the arc, the top of first sliding block (208) is the cambered surface, the cambered surface of spacing arc lamella (206) contacts with the cambered surface of first sliding block (208).
3. The protective quick lifting device for the road construction bridge according to claim 2, characterized in that: the inside of rotating sleeve (213) has seted up the circular port, rotating sleeve (213) is connected through circular port and turning block (212) rotation, the input of motor (203) and external power source's output electric connection.
4. The protective quick lifting device for the road construction bridge according to claim 1, characterized in that: the rotating assembly (3) comprises a bottom groove plate (301), a fixing rod (302), a bearing (303), a transmission gear (304), a turntable (305), a rotating slider (306), a rotating tooth (307), a rotating groove (308) and a rotating wheel (309);
the bottom frid (301) has been cup jointed in the bottom outside slip of base (1), the top avris position department fixedly connected with dead lever (302) of bottom frid (301), bearing (303) have been cup jointed in the outside of dead lever (302), bearing (303) have been cup jointed in the outside of bearing (303), drive gear (304) have been cup jointed in the outside of bearing (303), the top fixed weld of drive gear (304) has carousel (305), the bottom fixedly connected with swivel block (306) of base (1), rotation tooth (307) have been seted up to the angle such as the bottom of base (1), rotation groove (308) have been seted up to angle such as the bottom of swivel block (306), the inboard rotation that rotates groove (308) is connected with and rotates wheel (309).
5. The protective quick lifting device for the road construction bridge according to claim 4, wherein: the top end of the fixed rod (302) is located at the top of the bearing (303) and is fixedly connected with a blocking block, the inner side of the transmission gear (304) is provided with a sleeve joint hole corresponding to the bearing (303), and the transmission gear (304) is fixedly connected with the bearing (303) through the sleeve joint hole.
6. The protective quick lifting device for the road construction bridge according to claim 4, wherein: the base (1) is meshed with a transmission gear (304) through a rotating gear (307), and the transmission gear (304) is connected with the rotary disc (305) through a transmission rod.
7. The protective quick lifting device for the road construction bridge according to claim 1, characterized in that: the bottom end of the movable pulley (4) is fixedly connected with a stabilizing frame (5), the bottom end of the stabilizing frame (5) is fixedly connected with a stabilizing steel cable (6), a clamping component (7) is installed at the bottom end of the stabilizing steel cable (6), an object placing plate (8) is clamped on the outer side of the clamping component (7), movable grooves (9) are formed in the end faces of two sides of the object placing plate (8), and a stabilizing component (10) is fixedly installed at one side of the bottom of the base (1);
the clamping assembly (7) comprises a clamping block (701), a screwing groove (702), a sliding plate (703), a sliding groove (704), a sliding rod (705), a movable block (706), a return spring (707) and a supporting screw rod (708);
the bottom fixedly connected with joint piece (701) of stabilizing steel cable (6), the inboard top position department of joint piece (701) has been seted up and has been twisted groove (702), inboard fixedly connected with sliding plate (703) of joint piece (701), sliding groove (704) have all been seted up to the both sides terminal surface of joint piece (701), the inboard equidistance fixed mounting of joint piece (701) has slide bar (705), movable block (706) have been cup jointed in the outside slip of slide bar (705), reset spring (707) have been cup jointed in the outside of slide bar (705), the inboard threaded connection in bottom of twisting groove (702) has supporting screw (708), the bottom fixedly connected with pressure ram (709) of supporting screw (708).
8. The protective quick lifting device for the road construction bridge of claim 7, wherein: the length of side of sliding tray (704) equals the length of side of movable block (706), the dead end fixedly connected with rolling disc of supporting screw (708), put both sides limit end and the movable block (706) of thing board (8) and correspond position department and all seted up movable groove (9), the top of putting thing board (8) corresponds position department with joint block (701) and all seted up the joint groove.
9. The protective quick lifting device for the road construction bridge according to claim 1, characterized in that: the stabilizing assembly (10) comprises a stabilizing plate (1001), a sliding groove plate (1002), a stabilizing block (1003), a counterweight plate (1004), a pin hole (1005) and a movable pin (1006);
the outside fixedly connected with steadying plate (1001) of bottom frid (301), the outside slip of steadying plate (1001) has cup jointed sliding groove board (1002), the outside bottom position department of sliding groove board (1002) rotates and is connected with stabilizing block (1003), the outside slip of sliding groove board (1002) has cup jointed counterweight plate (1004), pinhole (1005) have been seted up with stabilizing block (1003) corresponding position department in the outside of sliding groove board (1002), the inboard embedding of pinhole (1005) has activity round pin (1006).
10. The protective quick lifting device for the road construction bridge of claim 9, wherein: the number of the pin holes (1005) is several, the pin holes (1005) are formed in the positions, corresponding to the sliding groove plates (1002), of the outer sides of the stabilizing plates (1001), the pin holes (1005) are formed in the positions, corresponding to the counterweight plates (1004), of the outer sides of the sliding groove plates (1002) in a penetrating mode, and movable pins (1006) are embedded into the inner sides of the pin holes (1005).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011286718.3A CN112479055B (en) | 2020-11-17 | 2020-11-17 | Protective type rapid lifting device for road construction bridge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011286718.3A CN112479055B (en) | 2020-11-17 | 2020-11-17 | Protective type rapid lifting device for road construction bridge |
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| CN112479055A true CN112479055A (en) | 2021-03-12 |
| CN112479055B CN112479055B (en) | 2023-06-06 |
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| CN108689311A (en) * | 2018-05-04 | 2018-10-23 | 南安初盼商贸有限公司 | A kind of road and bridge construction tool fast lifting equipment |
| CN209922766U (en) * | 2019-06-11 | 2020-01-10 | 河南恒远恒山工业有限公司 | Steel wire rope electric hoist |
| CN110759212A (en) * | 2019-11-10 | 2020-02-07 | 赵健 | Mine hoist with high safety |
| CN111232890A (en) * | 2020-02-12 | 2020-06-05 | 燕山大学 | Hoisting and lifting gantry system of electric forklift |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RO101403B1 (en) * | 1988-12-21 | 1991-05-30 | Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Utilaj Minier Si Masini De Ridicat | Electric hoisting block for technologic lines |
| CN201250075Y (en) * | 2008-07-22 | 2009-06-03 | 刘方求 | Traveling crane protective device |
| CN206359156U (en) * | 2017-01-05 | 2017-07-28 | 努尔泰·居玛吾里 | A kind of steel wire rope for hoisting machinery devices for taking-up |
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| CN112479055B (en) | 2023-06-06 |
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