CN117661822A - Lifting platform for building construction - Google Patents
Lifting platform for building construction Download PDFInfo
- Publication number
- CN117661822A CN117661822A CN202410147391.3A CN202410147391A CN117661822A CN 117661822 A CN117661822 A CN 117661822A CN 202410147391 A CN202410147391 A CN 202410147391A CN 117661822 A CN117661822 A CN 117661822A
- Authority
- CN
- China
- Prior art keywords
- plate
- sliding
- locking
- rod
- frame
- Prior art date
- 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.)
- Withdrawn
Links
- 238000009435 building construction Methods 0.000 title claims abstract description 18
- 230000008878 coupling Effects 0.000 claims abstract description 13
- 238000010168 coupling process Methods 0.000 claims abstract description 13
- 238000005859 coupling reaction Methods 0.000 claims abstract description 13
- 238000013519 translation Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 abstract description 7
- 239000004566 building material Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/006—Applications of loading and unloading equipment for lifts associated with buildings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
- B66B13/28—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between car or cage and wells
- B66B13/285—Toe guards or apron devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/044—Mechanical overspeed governors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/26—Positively-acting devices, e.g. latches, knives
-
- 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
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/18—Scaffolds primarily resting on the ground adjustable in height
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/001—Safety or protective measures against falling down relating to scaffoldings
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G2005/008—Hoisting devices specially adapted as part of a scaffold system
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Handcart (AREA)
Abstract
The invention relates to the technical field of building construction, in particular to a lifting platform for building construction. The invention aims to provide a building construction lifting platform capable of emergently braking and decelerating and fixing tools such as a cart. Comprises a bottom plate, a guide rod and the like; be provided with the bottom plate in the frame, install stop gear on the bottom plate, the frame both sides are equipped with the guide bar, and the frame top is equipped with lifting unit, still including release mechanism, install release mechanism on the bottom plate, release mechanism is including mounting bracket, resistance wheel, first bearing, rolling disc, centrifugal disc, driving lever, locking frame, slider, protruding axle and first guide rail, and bottom plate one side rigid coupling has the mounting bracket, installs the resistance wheel in the mounting bracket, and the resistance wheel is laminated with the guide bar, installs first bearing on the resistance wheel. When the resistance wheel rotates at a constant speed at a normal speed, the deflector rod is limited by the torsion spring and cannot be influenced by centrifugal force.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a lifting platform for building construction.
Background
With the development of social science and technology, lifting platforms have been popularized to all corners of social life, and are increasingly widely applied, and people's daily lives are not separated from the lifting platforms, so that workers can transport building materials through the lifting platforms everywhere on the construction site.
At present, a lifting platform lacks a protection device, when the lifting platform is lifted, sudden power loss is caused, the lifting platform cannot be braked and can rapidly fall down, so that casualties are caused, the bearing part of the lifting platform is a single plate, tools such as a trolley cannot be kept stable when the tools such as the trolley are used for transporting building materials, and the trolley and goods are easy to incline, so that the trolley and the goods fall down, and the casualties are caused.
Disclosure of Invention
The invention aims to overcome the defects that the safety cannot be ensured and the building materials cannot be fixed when tools such as a trolley are used for transporting the building materials, and the invention aims to provide a building construction lifting platform which can emergently brake and decelerate and can fix the tools such as the trolley.
The technical proposal is as follows: the utility model provides a construction lift platform, including the bottom plate, the guide bar, stop gear, lifting unit and frame, be provided with the bottom plate in the frame, install stop gear on the bottom plate, the frame both sides are equipped with the guide bar, the frame top is equipped with lifting unit, still including release mechanism, install release mechanism on the bottom plate, release mechanism is including the mounting bracket, the resistance wheel, first bearing, the rolling disc, the centrifugal disc, the driving lever, the locking frame, the slider, the protruding axle, first guide rail and locking subassembly, the mounting bracket is installed to bottom plate one side rigid coupling, install the resistance wheel in the mounting bracket, the resistance wheel is laminated with the guide bar, install first bearing on the resistance wheel, install the rolling disc on the first bearing, be connected with the centrifugal disc on the centrifugal disc, be connected with the driving lever on the mounting bracket, be connected with the locking frame on the locking frame, be connected with the slider in the recess of locking frame, the one side rigid coupling of slider has first guide rail in the mounting bracket, the other end and the first guide rail sliding connection of protruding axle, the driving lever stretches out when the centrifugal disc rotates at a high speed, the slider is used for locking device is used for locking the bottom plate to take off locking unit and locking device, the locking device is used for locking and lifting unit, the bottom plate is contacted with the lifting unit, the lifting unit is used for locking and locking device.
As the improvement of above-mentioned scheme, still including second guide rail, spacing box and gag lever post, the rigid coupling has the second guide rail in the mounting bracket, and sliding connection has the spacing box in the second guide rail, is equipped with spring one between second guide rail and the spacing box, and locking frame one side rigid coupling has the gag lever post, and the gag lever post is located the spacing box, is equipped with the shell fragment clamp in the spacing box.
As the improvement of above-mentioned scheme, still including the screens unit, the screens unit is including the fixture block, has seted up the draw-in groove on the locking frame, has seted up recess second in the rolling disc, and the recess interior of rolling disc is connected with the fixture block, is equipped with spring second between fixture block and the recess second, and the fixture block cooperates with the draw-in groove for the removal orbit of limiting the locking frame.
As the improvement of above-mentioned scheme, still including lock stop gear, lock stop gear is including spacing dish, second bearing, locking dish and pawl, and resistance wheel one side is connected with spacing dish, and the second bearing is installed to resistance wheel one side, is connected with the locking dish on the second bearing, has seted up the spacing groove in the locking dish, and the spacing groove of locking dish is connected with the pawl, and locking dish one side is connected with the linking bearing, links up bearing one side and is connected with the axis of rotation, and the axis of rotation is connected with the mounting bracket.
As the improvement of above-mentioned scheme, locking assembly is including locking piece and push pedal, has offered the guide way in the locking frame, and the guide way is connected with the locking piece in, and locking piece one side is connected with the push pedal, is connected with the spring III between push pedal and the guide way.
As the improvement of above-mentioned scheme, still including release subassembly, release subassembly is including unlocking piece, the dwang, dog and unblock axle, the rigid coupling has the unblock piece on the guide bar, the scram groove has been seted up on the guide bar, articulated has the dwang on the locking frame, the spout has been seted up on the locking frame, the spout internal connection of locking frame has the dog, rectangular channel has been seted up on the dwang, the rectangular channel of dwang can be gone into to the one end card of dog and the slip in rectangular channel, the rigid coupling has the unblock axle on the dwang, unlocking piece and unblock axle cooperation for start release locking activity.
As the improvement of above-mentioned scheme, still including bearing mechanism, bearing mechanism is including jacking subassembly, connecting block and loading board, installs the jacking subassembly on the bottom plate, and the rigid coupling has the leading truck on the bottom plate, and the leading truck in-connection has the connecting block, is connected with the loading board on the connecting block, and the jacking subassembly is used for driving the loading board and rises or descend.
As the improvement of above-mentioned scheme, bear the weight of the mechanism and still include sliding plate, the baffle, the sliding block, extension spring and linking piece, offered the sliding tray on the bearing plate, be equipped with the protruding pole on the sliding plate, the sliding plate passes through protruding pole card and goes into the sliding tray in and can slide in the sliding tray, the one end and the bottom plate translation of sliding plate remove, be equipped with the slide bar on the baffle, the baffle passes through the slide bar card and goes into the sliding tray in and can slide in the sliding tray, baffle one side is connected with the sliding block, the sliding block card goes into the sliding tray in and can slide in the sliding tray, be equipped with the extension spring between sliding block and the sliding tray, install the linking piece between baffle and the sliding plate, the baffle moves when the sliding plate removes.
As the improvement of above-mentioned scheme, stop gear is including sliding track, a pedestal, a support, the connecting rod, depression bar, connecting rod and footboard, install on the bottom plate and slide the track, connect the base on the sliding track, be equipped with the rotation seat between base and the sliding track, the rigid coupling has the support on the base, support one side articulates there is the connecting rod, the one end rigid coupling of connecting rod has the depression bar, be provided with the splice plate on the base, articulated on the splice plate have the connecting rod, the sliding groove has been seted up on the connecting rod, the sliding groove of connecting rod is inserted at the both ends of depression bar and can slide in the sliding groove, be connected with the spring IV between connecting rod and the base, be connected with the rotating turret on the bottom plate, be equipped with the protruding axle in the footboard, the protruding axle of footboard inserts the sliding groove of connecting rod and can slide in the sliding groove.
As the improvement of above-mentioned scheme, still including tilting mechanism, tilting mechanism is including backup pad, guide block and bridging board, and the rigid coupling has the backup pad on the bottom plate, is connected with the pull rod in the backup pad, is provided with on the bottom plate with pull rod complex guide block, has seted up the guide rail in the bottom plate, is connected with the bridging board in the guide rail of bottom plate.
Compared with the prior art, the invention has the beneficial effects that:
1. when the resistance wheel rotates at a constant speed at a normal speed, the deflector rod is limited by the torsion spring and is not influenced by centrifugal force, when the resistance wheel rotates at a high speed, the centrifugal force of the rotation of the centrifugal disc exceeds the torsion force of the torsion spring on the deflector rod, the deflector rod is thrown outwards under the influence of the centrifugal force, and then the locking frame is used for locking the guide rod, the locking frame is contacted with the guide rod and is clamped into the emergency stop groove through the locking block, so that the bottom plate stops falling, the safety is greatly improved, and the safety of people and cargoes is ensured.
2. When not needing to use instrument transportation goods such as shallow, the jacking subassembly drives the loading board and upwards promotes to stop gear's top, the baffle passes through the extension spring and pulls the sliding block and accept the board laminating simultaneously, accept board and baffle cooperation and form the level face, can place the goods, when needing to use instrument transportation goods such as shallow, the jacking subassembly drives and accepts the board and drop downwards and accept board bottom and bottom plate top surface laminating, the cooperation that the sliding plate passes through rack and pinion drives the baffle and opens to both sides, the baffle is opened the both sides back and the breach between the loading board, expose stop gear in the breach between the back and the loading board is opened to both sides completely, stop gear's backup pad and the top surface of loading board are in same horizontal plane this moment, impel stop gear with the gyro wheel of instrument such as shallow in locking, it inclines to appear the skew in-process that the instrument such as placing shallow rises or descends and drop the goods slope.
3. After the top surface lifting height of the chassis exceeds the plane corresponding to the floor, the lifting plate is in lap joint with the plane corresponding to the floor, so that the trolley is more stable when used for conveying goods, and the phenomenon that rollers of tools such as the trolley cannot be pushed smoothly due to the height difference between the bottom plate and the plane corresponding to the floor is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of an unlocking mechanism according to the present invention;
FIG. 3 is an enlarged view of a partial structure at A in FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of a partial structure at B in FIG. 2 according to the present invention;
FIG. 5 is a schematic view of a lock-out mechanism according to the present invention;
FIG. 6 is a schematic view of the installation of the lock-out mechanism of the present invention;
FIG. 7 is a schematic view of a carrying mechanism according to the present invention;
FIG. 8 is a schematic view of a spacing mechanism according to the present invention;
FIG. 9 is an enlarged view of a portion of the structure of FIG. 8C in accordance with the present invention;
FIG. 10 is a schematic view of the spacing mechanism of the present invention;
FIG. 11 is a schematic view of the structure of the clutch mechanism of the present invention;
FIG. 12 is a schematic view of the installation of the clutch mechanism of the present invention.
Reference numerals in the figures: 1-bottom plate, 2-guide bar, 201-unlocking block, 202-emergency stop groove, 3-unlocking mechanism, 301-mounting frame, 302-resistance wheel, 303-first bearing, 304-rotating disk, 305-centrifugal disk, 306-deflector rod, 307-locking frame, 308-slider, 309-protruding shaft, 310-first guide rail, 401-second guide rail, 402-limit box, 403-limit bar, 501-clamping groove, 502-clamping block, 601-guide groove, 602-locking block, 603-push plate, 701-rotating rod, 702-stop, 703-unlocking shaft, 801-limit disk, 802-second bearing, 803-locking disk, 804-pawl, 9-carrier, 901-jack assembly, 902-connecting block, 903-carrier plate, 904-sliding slot, 905-sliding plate, 906-baffle, 907-sliding block, 908-tension spring, 909-adapter block, 10-stop mechanism, 1001-sliding track, 1002-base, 1003-bracket, 1004-connecting rod, 1005-compression bar, 1006-connecting rod, 1007-pedal, 11-overlap mechanism, 1101-support plate, 1102-guide rail, 1103-overlap plate, 100-lift assembly, 200-frame.
Detailed Description
The above-described aspects are further described below in conjunction with specific embodiments. It should be understood that these examples are illustrative of the present application and are not limiting the scope of the present application. The implementation conditions used in the examples may be further adjusted according to the conditions of the specific manufacturer, and the implementation conditions not specified are generally those in routine experiments.
Example 1
1-6, including the bottom plate 1, the guide bar 2, the stop gear 10, the lifting component 100 and the frame 200, the bottom plate 1 is set in the frame 200, the stop gear 10 is installed on the bottom plate 1, the guide bar 2 is symmetrically set on both sides of the frame 200, the lifting component 100 is set on the top of the frame 200, the unlocking mechanism 3 is installed on the bottom plate 1, the unlocking mechanism 3 includes the installation frame 301, the resistance wheel 302, the first bearing 303, the rotating disc 304, the centrifugal disc 305, the deflector rod 306, the locking frame 307, the sliding block 308, the protruding shaft 309, the first guide rail 310 and the locking component, the installation frame 301 is symmetrically fixed on the middle position of both sides of the bottom plate 1, the resistance wheel 302 is jointed with the guide bar 2, the first bearing 303 is installed on the wheel axle of the resistance wheel 302, the rotating disc 304 is rotated on the first bearing 303, the rotating disc 304 does not rotate along with the resistance wheel 302 through the first bearing 303, the centrifugal disc 305 is arranged on the rotating shaft of the resistance wheel 302 to rotate along with the resistance wheel 302, a deflector rod 306 is hinged on the centrifugal disc 305, a torsion spring is connected between the deflector rod 306 and the centrifugal disc 305, a locking frame 307 is rotatably connected on the mounting frame 301, an arc-shaped groove is formed in the upper part of the locking frame 307, a groove I is formed in the lower part of the front side of the locking frame 307, a sliding block 308 is connected in the groove I of the locking frame 307, one side of the sliding block 308 is fixedly connected with one end of a protruding shaft 309, a first guide rail 310 is fixedly connected in the lower part of the inner front side of the mounting frame 301, the other end of the protruding shaft 309 is in sliding connection with the first guide rail 310, when the centrifugal disc 305 rotates at a high speed, the deflector rod 306 stretches out, the deflector rod 306 is contacted with the protruding shaft 309 to drive the sliding block 308 to move away from the locking frame 307, the deflector rod 306 is used for releasing the locking frame 307 to make the friction contact with the guide rod 2, the locking frame 307 is provided with a locking assembly for clamping and braking the base plate 1, the limiting mechanism 10 is used for fixing a transport means, and the lifting assembly 100 is used for driving the base plate 1 to ascend or descend.
The device further comprises a second guide rail 401, a limit box 402 and a limit rod 403, wherein the middle part of the front side in the mounting frame 301 is fixedly connected with the second guide rail 401, the limit box 402 is connected in a sliding manner in the second guide rail 401, an elastic piece is arranged between the second guide rail 401 and the limit box 402 and is a force storage spring, the middle part of the front side of the locking frame 307 is fixedly connected with the limit rod 403, the limit rod 403 is positioned in the limit box 402, and a spring clip is arranged in the limit box 402 and used for limiting the limit rod 403.
Still including the screens unit, the screens unit is including fixture block 502, and the draw-in groove 501 has been seted up to locking frame 307 lower part symmetry, and recess second has been seted up to upper portion symmetry in the rolling disc 304, is connected with fixture block 502 in the recess second of rolling disc 304, is equipped with spring second between fixture block 502 and the recess second, and spring second is used for promoting fixture block 502, and fixture block 502 cooperates with draw-in groove 501 for the removal orbit of limiting locking frame 307.
The locking mechanism comprises a limiting disc 801, a second bearing 802, a locking disc 803 and a pawl 804, wherein the limiting disc 801 is fixedly connected to one side of the resistance wheel 302, the second bearing 802 is installed on one side of the resistance wheel 302, the locking disc 803 is connected to the second bearing 802, the locking disc 803 does not rotate along with the resistance wheel 302 through the second bearing 802, limiting grooves are symmetrically formed in the locking disc 803, the pawl 804 is slidably connected to the limiting grooves of the locking disc 803, a connecting bearing is connected to one side of the locking disc 803, a rotating shaft is connected to one side of the connecting bearing, and the rotating shaft is connected with the mounting frame 301.
The locking assembly comprises a locking block 602 and a push plate 603, a guide groove 601 is formed in the upper portion in the locking frame 307, the locking block 602 is connected in a sliding mode in the guide groove 601, one side of the locking block 602 is connected with the push plate 603, two ends of the push plate 603 are clamped into the guide groove 601 and can slide in the guide groove 601, a spring III is connected between the push plate 603 and the guide groove 601, and the spring III is used for pushing the push plate 603.
The locking device comprises a guide rod 2, a locking block 201 is fixedly connected to the guide rod 2, a sudden stop groove 202 matched with the locking block 602 is formed in the guide rod 2, the upper portion of the locking frame 307 is symmetrically hinged to the rotating rod 701, a sliding groove is formed in the locking frame 307, the sliding groove of the locking frame 307 is internally connected with the locking block 702, the locking block 702 can slide up and down in the sliding groove of the locking frame 307, a rectangular groove is formed in the rotating rod 701, one end of the locking block 702 is clamped into the rectangular groove of the rotating rod 701 and can slide in the rectangular groove, the unlocking shaft 703 is fixedly connected to one end of the rotating rod 701, and the unlocking block 201 is matched with the unlocking shaft 703 to start the locking device to move.
The lifting assembly 100 is started to drive the bottom plate 1 to start to rise or fall, the resistance wheel 302 at the mounting frame 301 is attached to the guide rod 2 and rotates at a constant speed, at this time, the rotating disk 304 does not rotate along with the resistance wheel 302 through the first bearing 303, the locking disk 803 does not rotate along with the resistance wheel 302 through the second bearing 802, at this time, the resistance wheel 302 drives the centrifugal disk 305 to rotate at a constant speed through the rotating shaft, the centrifugal disk 305 drives the deflector rod 306 to rotate at a high speed through the torsion spring, the deflector rod 306 is limited by the torsion spring and does not rotate, at this time, a protruding shaft 309 on the slider 308 is positioned in the first guide rail 310 and keeps stable, the protruding shaft 309 is limited by the slider 308 in the first guide rail 310 to be locked by the locking frame 307, the locking frame 307 cannot fall downwards, when the lifting assembly 100 is suddenly cut off or the traction wire rope suddenly breaks, the bottom plate 1 loses power, at this time, the bottom plate 1 drives the mounting frame 301 to fall downwards, the resistance wheel 302 contacts with the guide rod 2 and rotates at a high speed, the centrifugal disk 305 drives the centrifugal disk 306 to rotate at a high speed through the rotating shaft, the centrifugal disk 306 rotates at a high speed, the centrifugal force, the deflector rod 306 rotates at a high speed, and is driven by the centrifugal force, the centrifugal disk 306, is limited by the torsion spring, and rotates at a high speed, the deflector rod 306, the centrifugal force, is driven by the centrifugal force, and the centrifugal rod 306, rotates the high speed, and the deflector rod 306 and protrudes from the side of the guide rod 308 to the side 309 and protrudes from the guide rod 309 to a side, and protrudes from the guide rod 309, and is completely to the side of the guide rod 309, and moves from the side, and when the slider 307, and moves from the side 309, and when the side, and is completely, and moves from the side of the guide rod 309, when the side. Simultaneously, the protruding shaft 309 is also separated from the first guide rail 310, at this time, the locking frame 307 is separated from the limit of the sliding block 308, meanwhile, the force-accumulating spring between the second guide rail 401 and the limit box 402 is released to enable the limit box 402 to rapidly slide in the second guide rail 401, the limit box 402 drives the limit rod 403 to rapidly drop, the limit rod 403 drives the locking frame 307 to rapidly drop, the protruding plate on one side of the locking frame 307 is inserted into the rotating disc 304 and extrudes the two clamping blocks 502, the two clamping blocks 502 are stressed to slide to one side of the corresponding groove II respectively, the two springs connected with the two clamping blocks 502 are stressed to compress, when the locking frame 307 drops downwards for a certain stroke, the two clamping grooves 501 move to the clamping blocks 502 corresponding to the two clamping blocks, the clamping blocks 502 are pushed by the springs II to be clamped in the corresponding clamping grooves 501, the clamping blocks 502 are clamped in the clamping grooves 501 and then the locking frame 307 is completed, the locking frame 307 cannot be separated from the rotating disc 304, simultaneously, a convex plate on the other side of the locking frame 307 is inserted into the locking disc 803 and extrudes two pawls 804, the two pawls 804 are mutually far away and are respectively clamped into the limiting disc 801, the pawls 804 are in corresponding ratchet grooves and rotate along with the limiting disc 801 and drive the locking disc 803 to rotate along with the limiting disc 801 and the resistance wheel 302, the locking disc 803 drives the locking frame 307 to overturn with the circle center of the locking disc 803, when the locking frame 307 overturns for a certain stroke, the arc-shaped groove of the locking frame 307 is engaged with the guide rod 2 and locks and rubs, meanwhile, the resistance wheel 302 is limited by the locking frame 307 and locks and rubs with the guide rod 2, at the moment, the locking block 602 is blocked by the stop block 702 and cannot extend, when the unlocking shaft 703 contacts with the inclined plane of the unlocking block 201, the unlocking shaft 703 is forced to drive the rotating rod 701 to rotate with the center of the rotating rod 701 as the circle center, meanwhile, the rotating rod 701 drives the stop block 702 to slide downwards in the chute of the locking frame 307, the push plate 603 is not limited after the stop block 702 slides downwards for a certain stroke, the push plate 603 slides rapidly on one side, close to the guide rod 2, of the spring in three directions after the push plate 603 is separated from the limit of the stop block 702, the push plate 603 drives the locking block 602 to slide rapidly, the locking block 602 slides for a certain stroke and then is clamped into the emergency stop groove 202 positioned at the first position below the unlocking shaft 703 and the unlocking block 201, and the locking block 602 is inserted into the emergency stop groove 202 to stop the falling of the bottom plate 1 and keep stable.
Example 2
On the basis of embodiment 1, as shown in fig. 7-12, the lifting device further comprises a bearing mechanism 9, the bearing mechanism 9 comprises a lifting assembly 901, a connecting block 902 and a bearing plate 903, the lifting assembly 901 is installed at the central positions of the two ends of the top surface of the bottom plate 1, guide frames are symmetrically and fixedly connected at the central positions of the two ends of the top surface of the bottom plate 1, the connecting block 902 is connected in the guide frames in a sliding manner, the bearing plate 903 is fixedly connected on the connecting block 902, and the lifting assembly 901 is used for driving the bearing plate 903 to lift or descend.
The bearing mechanism 9 further comprises a sliding plate 905, a baffle plate 906, sliding blocks 907, tension springs 908 and connecting blocks 909, wherein the sliding grooves 904 are symmetrically formed in two sides of the bearing plate 903, protruding rods are arranged on one sides of two ends of the sliding plate 905, the sliding plate 905 is clamped into the sliding grooves 904 through the protruding rods and can slide in the sliding grooves 904, one end of the sliding plate 905 moves in a translation mode with the bottom plate 1, sliding rods are fixedly connected to one sides of two ends of the baffle plate 906, the baffle plate 906 is clamped into the sliding grooves 904 through the sliding rods and can slide in the sliding grooves 904, the sliding blocks 907 are rotatably connected to the other sides of two ends of the baffle plate 906, the sliding blocks 907 are clamped into the sliding grooves 904 and can slide in the sliding grooves 904, tension springs 908 are arranged between the sliding blocks 907 and the sliding grooves 904, the connecting blocks 909 are arranged between the baffle plate 906 and the sliding plates 905, and the baffle plate 906 are driven to move when the sliding plates 905 move.
The limiting mechanism 10 comprises sliding rails 1001, a base 1002, supports 1003, connecting rods 1004, pressure rods 1005, connecting rods 1006 and pedals 1007, wherein the sliding rails 1001 are symmetrically arranged on the top surface of the base plate 1, each sliding rail 1001 is connected with two sliding blocks in a sliding mode, the base 1002 is connected with the sliding blocks, a rotating seat is arranged between the base 1002 and each sliding block, the front part of the top surface of each base 1002 is symmetrically and fixedly connected with the supports 1003, one side of each support 1003 is hinged with each connecting rod 1004, one end of each connecting rod 1004 is fixedly connected with each pressure rod 1005, the middle part of the top surface of each base 1002 is symmetrically provided with a connecting plate, connecting rods 1006 are hinged to each connecting rod 1006, sliding grooves are formed in the connecting rods 1006, two ends of each pressure rod 1005 are inserted into the sliding grooves of the connecting rods 1006 and can slide in the sliding grooves, springs IV are connected between the connecting rods 1006 and the bases 1002, a rotating frame is fixedly connected to the base plate 1, a pedal 1007 is arranged in the rotating frame, and a protruding shaft matched with the sliding grooves of the connecting rods 1006 is inserted into the sliding grooves of the connecting rods 1006.
When the cart is required to transport goods, the driving motor is started, the driving motor drives the bearing plate 903 to drop downwards through the turbine, the worm, the gear and the rack, meanwhile, the connecting block 902 slides downwards in the guide frame, the connecting block 902 provides balanced support for the bearing plate 903 through sliding in the guide frame, meanwhile, the sliding plate 905 slides downwards along the bearing plate 903 in the sliding groove 904 through the convex rod, the baffle 906 slides downwards along the bearing plate 903 through the sliding rod in the sliding groove 904, when the sliding plate 905 slides downwards, the translation gear on the sliding shaft of the sliding plate 905 is meshed with the fixed rack and moves along the fixed rack to the side far away from the bearing plate 903, when the translation gear moves, the sliding plate 905 is driven to move to the side far away from the bearing plate 903 through the sliding shaft, the translation gear horizontally moves in the translation groove of the limiting seat through the convex rod, the protruding rod on the sliding plate 905 is forced to drive the baffle 906 to slide in the sliding groove 904 towards the side far away from the bearing plate 903 through the connecting block 909, the baffle 906 is forced to drive the sliding block 907 to slide in the sliding groove 904 towards the side far away from the bearing plate 903, the tension spring 908 between the sliding block 907 and the sliding groove 904 is forced to stretch, when the bottom end of the bearing plate 903 slides downwards to be in contact with the top end of the bottom plate 1, the translation gear on the sliding shaft of the sliding plate 905 moves to one side of the fixed rack, meanwhile, one ends of the two sliding plates 905 are driven by the sliding shaft to slide above the front end and the rear end of the bottom plate 1 respectively, at the moment, one ends of the two sliding plates 905 are respectively positioned on the same vertical line with the front end and the rear end of the bottom plate 1, and the sliding plate 905 is parallel to the bearing plate 903, after the protruding rod of the sliding plate 905 drives the baffle 906 and the sliding block 907 to slide along the sliding groove 904 to slide towards the side far away from the bearing plate 903 for a certain stroke through the connecting block 909, a gap is formed between the right end of the baffle 906 and the bearing plate 903, at this time, the sliding track 1001 on the bottom plate 1 is located at the middle position of the notch, the upper end surface of the receiving plate on the base 1002 and the upper end surface of the bearing plate 903 are located at the same horizontal plane, the base 1002 can slide left and right on the sliding track 1001 through the sliding block at the bottom to adjust the position, the base 1002 is connected with the sliding block through the rotating seat, the base 1002 rotates on the sliding block through the rotating seat, the base 1002 slides to the position corresponding to the wheel of the cart, the wheel of the cart is pushed onto the receiving plate on the base 1002, when the wheel is pushed to the pressure rod 1005, the pressure rod 1005 is forced to drive the connecting rod 1004 to rotate anticlockwise at the joint of the bracket 1003, the pressure rod 1005 slides in the sliding groove of the connecting rod 1006 and drives the connecting rod 1006 to rotate, the connecting rod 1006 rotates clockwise at the joint of the supporting rod as the center, the guide rod of the pedal 1007 slides in the sliding groove of the connecting rod 1006 and follows the rotation of the connecting rod 1006, when the pedal 1007 is needed to be released, the pedal 1007 is stepped on, the pedal 1007 is stressed to rotate anticlockwise by taking the connection part of the rotating frame as the circle center, the convex shaft of the pedal 1007 slides in the sliding groove of the connecting rod 1006 and drives the connecting rod 1006 to rotate clockwise, the connecting rod 1006 rotates clockwise by taking the connection part of the supporting rod as the circle center, the pressing rod 1005 slides in the sliding groove of the connecting rod 1006 and rotates along with the connecting rod 1006, the pressing rod 1005 drives the connecting rod 1004 to rotate anticlockwise by taking the connection part of the bracket 1003, and after the pressing rod 1005 rotates for a certain stroke, the wheels of the cart are separated from the limit of the pressing rod 1005, when the cart is not needed to be used, the jacking component 901 drives the bearing plate 903 to be lifted upwards, the sliding plate 905 is lifted upwards along with the bearing plate 903 through the connecting block 909, when the sliding plate 905 is lifted upwards, the tension springs 908 between the sliding block 907 and the sliding grooves 904 start to shrink and pull the baffle 906 through the sliding block 907, the baffle 906 drives the sliding plate 905 to move to one side close to the bearing plate 903 through the connecting block 909, the sliding plate 905 is stressed to drive the translation gear on the sliding shaft to be meshed with the fixed rack so as to enable the translation gear to move to one side close to the bearing plate 903 along the fixed rack, when the jacking component 901 drives the bearing plate 903 to be lifted upwards above the limiting mechanism 10, the sliding block 907 shrinks through the tension springs 908 between the sliding grooves 904 to drive the right end of the baffle 906 to be attached to the bearing plate 903, and at the moment, the top surface of the baffle 906 is in the same horizontal plane with the top surface of the bearing plate 903, and reset of the baffle 906 is completed.
The floor board comprises a floor board 1, and is characterized by further comprising a lapping mechanism 11, wherein the lapping mechanism 11 comprises a supporting plate 1101, a guide block and a lapping plate 1103, the supporting plate 1101 is fixedly connected to the floor board 1, a pull rod is connected to the supporting plate 1101, a guide block matched with the pull rod is arranged on the floor board 1, a guide rail 1102 is arranged in the floor board 1, and the lapping plate 1103 is connected in the guide rail 1102 of the floor board 1.
After the bottom plate 1 is lifted to the corresponding floor, because the bottom plate 1 and the corresponding floor cannot be guaranteed to be completely horizontal, the top surface of the bottom plate 1 is lifted to a slightly higher position of the corresponding floor through the lifting assembly 100, at the moment, the handle of the starting rod is pulled manually, the starting rod is stressed to rotate at the joint of the supporting plate 1101, the other end of the starting rod drives the starting rod 1103 to slide out to one side far away from the bottom plate 1 through the connecting shaft, the starting rod 1103 is stressed to slide out in the guide rail 1102 in the bottom plate 1, after the starting rod 1103 slides outwards for a certain stroke, the left end of the starting rod 1103 is separated from the limit of the bottom plate 1 and falls downwards through dead weight, at the moment, the joint of the starting rod is rotated by taking the joint of the starting rod as a circle center, after the falling end of the starting rod is contacted with the corresponding floor, the landing end of the starting rod 1103 is kept stably supported in the guide rail 1102 of the bottom plate 1 through the connecting shaft, when the starting rod 1103 does not need to use, the handle 1103 is pushed manually, the starting rod is stressed to rotate at the joint of the supporting plate 1101, the other end of the starting rod drives the starting rod 1103 to slide to reset to one side close to the bottom plate 1 through the connecting shaft, after the starting rod 1103 slides outwards for a certain stroke, the left end of the bottom plate 1103 contacts with the bottom surface 1 through the right end of the connecting plate 1103, and the bottom plate 1.
The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. The utility model provides a building construction lift platform, including bottom plate (1), guide bar (2), stop gear (10), lifting unit (100) and frame (200), be provided with bottom plate (1) in frame (200), install stop gear (10) on bottom plate (1), frame (200) both sides are equipped with guide bar (2), and frame (200) top is equipped with lifting unit (100), its characterized in that: the device comprises a base plate (1), an unlocking mechanism (3) is arranged on the base plate (1), the unlocking mechanism (3) comprises a mounting frame (301), a resistance wheel (302), a first bearing (303), a rotating disc (304), a centrifugal disc (305), a deflector rod (306), a locking frame (307), a sliding block (308), a protruding shaft (309), a first guide rail (310) and a locking component, wherein the mounting frame (301) is fixedly connected to one side of the base plate (1), the resistance wheel (302) is arranged in the mounting frame (301), the resistance wheel (302) is attached to the guide rod (2), the first bearing (303) is arranged on the resistance wheel (302), the rotating disc (304) is arranged on the first bearing (303), the centrifugal disc (305) is connected with a deflector rod (306), the locking frame (307) is connected to the mounting frame (301), a groove I is formed in the locking frame (307), one side of the sliding block (308) is fixedly connected with one end of the protruding shaft (309), the first guide rail (310) is fixedly connected to the other end of the mounting frame (307), when the centrifugal disc (305) rotates at a high speed, the deflector rod (306) is driven to extend, the deflector rod (306) is contacted with the protruding shaft (309) to drive the sliding block (308) to move to be separated from the locking frame (307), the deflector rod (306) is used for releasing the locking frame (307) to enable the locking frame (307) to be in friction contact with the guide rod (2), the locking frame (307) is provided with a locking assembly, the locking assembly is used for enabling the bottom plate (1) to be clamped and braked, the limiting mechanism (10) is used for fixing a transport tool, and the lifting assembly (100) is used for driving the bottom plate (1) to ascend or descend.
2. A building construction lifting platform according to claim 1, wherein: the novel anti-theft lock is characterized by further comprising a second guide rail (401), a limit box (402) and a limit rod (403), wherein the second guide rail (401) is fixedly connected in the mounting frame (301), the limit box (402) is connected in the second guide rail (401) in a sliding manner, a first spring is arranged between the second guide rail (401) and the limit box (402), the limit rod (403) is fixedly connected on one side of the locking frame (307), the limit rod (403) is located in the limit box (402), and a spring clip is arranged in the limit box (402).
3. A building construction lifting platform according to claim 2, wherein: still including screens unit, screens unit is including fixture block (502), has offered draw-in groove (501) on locking frame (307), has offered recess two in rotating disk (304), is connected with fixture block (502) in the recess two of rotating disk (304), is equipped with spring two between fixture block (502) and the recess two, and fixture block (502) cooperate with draw-in groove (501) for the removal orbit of limiting locking frame (307).
4. A building construction lifting platform according to claim 1, wherein: the novel anti-theft lock is characterized by further comprising a lock stop mechanism, wherein the lock stop mechanism comprises a limiting disc (801), a second bearing (802), a locking disc (803) and a pawl (804), the limiting disc (801) is connected to one side of the resistance wheel (302), the second bearing (802) is installed on one side of the resistance wheel (302), the locking disc (803) is connected to the second bearing (802), a limiting groove is formed in the locking disc (803), the pawl (804) is connected to the limiting groove of the locking disc (803), a connecting bearing is connected to one side of the locking disc (803), a rotating shaft is connected to one side of the connecting bearing, and the rotating shaft is connected with the mounting frame (301).
5. A building construction lifting platform according to claim 1, wherein: the locking assembly comprises a locking block (602) and a push plate (603), a guide groove (601) is formed in the locking frame (307), the locking block (602) is connected in the guide groove (601), one side of the locking block (602) is connected with the push plate (603), and a spring III is connected between the push plate (603) and the guide groove (601).
6. A building construction lifting platform according to claim 1, wherein: still including release subassembly, release subassembly is including unlocking piece (201), dwang (701), dog (702) and unlocking axle (703), the rigid coupling has unlocking piece (201) on guide bar (2), emergency stop groove (202) have been seted up on guide bar (2), articulated dwang (701) have on locking frame (307), the spout has been seted up on locking frame (307), be connected with dog (702) in the spout of locking frame (307), rectangular channel has been seted up on dwang (701), the rectangular channel of dwang (701) is gone into to the one end card of dog (702) and can slide in rectangular channel, rigid coupling has unlocking axle (703) on dwang (701), unlocking piece (201) cooperate with unlocking axle (703) for start-up locking subassembly activity.
7. A building construction lifting platform according to claim 1, wherein: the lifting device is characterized by further comprising a bearing mechanism (9), wherein the bearing mechanism (9) comprises a lifting assembly (901), a connecting block (902) and a bearing plate (903), the lifting assembly (901) is mounted on the bottom plate (1), a guide frame is fixedly connected to the bottom plate (1), the connecting block (902) is connected to the guide frame in a connecting mode, the bearing plate (903) is connected to the connecting block (902), and the lifting assembly (901) is used for driving the bearing plate (903) to lift or descend.
8. A building construction lifting platform according to claim 7, wherein: the bearing mechanism (9) further comprises a sliding plate (905), a baffle plate (906), a sliding block (907), a tension spring (908) and a connecting block (909), the sliding groove (904) is formed in the bearing plate (903), a protruding rod is arranged on the sliding plate (905), the sliding plate (905) is clamped into the sliding groove (904) through the protruding rod and can slide in the sliding groove (904), one end of the sliding plate (905) and the bottom plate (1) move in a translation mode, a sliding rod is arranged on the baffle plate (906), the baffle plate (906) is clamped into the sliding groove (904) through the sliding rod and can slide in the sliding groove (904), one side of the baffle plate (906) is connected with the sliding block (907), the sliding block (907) is clamped into the sliding groove (904) and can slide in the sliding groove (904), the tension spring (908) is arranged between the sliding block (907) and the sliding groove (904), the connecting block (909) is arranged between the baffle plate (906) and the sliding plate (905), and the baffle plate (905) is driven to move when the connecting block (905) moves.
9. A building construction lifting platform according to claim 7, wherein: the limiting mechanism (10) comprises a sliding track (1001), a base (1002), a support (1003), a connecting rod (1004), a pressing rod (1005), a connecting rod (1006) and a pedal (1007), wherein the sliding track (1001) is arranged on a bottom plate (1), the base (1002) is connected to the sliding track (1001), a rotating seat is arranged between the base (1002) and the sliding track (1001), the support (1003) is fixedly connected to the base (1002), the connecting rod (1004) is hinged to one side of the support (1003), the pressing rod (1005) is fixedly connected to one end of the connecting rod (1004), a connecting plate is arranged on the base (1002), the connecting rod (1006) is hinged to the connecting plate, a sliding groove is formed in the connecting rod (1006), two ends of the pressing rod (1005) are inserted into the sliding groove of the connecting rod (1006) and can slide in the sliding groove, a spring IV is connected between the connecting rod (1006) and the base (1002), a rotating frame is fixedly connected to the bottom plate (1), a pedal (1007) is arranged in the pedal, and the protruding shaft of the pedal (1007) is inserted into the sliding groove of the connecting rod (1006) and can slide in the sliding groove.
10. A building construction lifting platform according to claim 9, wherein: the novel lifting device is characterized by further comprising a lapping mechanism (11), wherein the lapping mechanism (11) comprises a supporting plate (1101), a guide block and a lapping plate (1103), the supporting plate (1101) is fixedly connected to the bottom plate (1), a pull rod is connected to the supporting plate (1101), a guide block matched with the pull rod is arranged on the bottom plate (1), a guide rail (1102) is arranged in the bottom plate (1), and the lapping plate (1103) is connected to the guide rail (1102) of the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410147391.3A CN117661822A (en) | 2024-02-02 | 2024-02-02 | Lifting platform for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410147391.3A CN117661822A (en) | 2024-02-02 | 2024-02-02 | Lifting platform for building construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117661822A true CN117661822A (en) | 2024-03-08 |
Family
ID=90073601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410147391.3A Withdrawn CN117661822A (en) | 2024-02-02 | 2024-02-02 | Lifting platform for building construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117661822A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118255112A (en) * | 2024-04-28 | 2024-06-28 | 江苏圣达建设集团有限公司 | Rail type transfer platform for conveying building construction materials |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004338901A (en) * | 2003-05-16 | 2004-12-02 | Mitsubishi Electric Corp | Emergency stop device for elevator |
| CN109250601A (en) * | 2018-11-13 | 2019-01-22 | 苏州默顿快速电梯有限公司 | A kind of emergency staircase of double insurance |
| CN208732386U (en) * | 2018-08-17 | 2019-04-12 | 中际联合（天津）科技有限公司 | It is centrifuged speed limit catching device |
| CN112124267A (en) * | 2020-09-29 | 2020-12-25 | 宁海勇刚汽车用品有限公司 | Safety car capable of avoiding danger |
| CN112744681A (en) * | 2021-01-12 | 2021-05-04 | 菲尼克斯电梯有限公司 | Brake locking mechanism for elevator emergency |
| CN112744661A (en) * | 2021-01-12 | 2021-05-04 | 菲尼克斯电梯有限公司 | Elevator with emergency braking mechanism |
| CN115448225A (en) * | 2022-09-14 | 2022-12-09 | 国网河北省电力有限公司晋州市供电分公司 | Auxiliary installation equipment for high-voltage transformer substation in power engineering |
| CN220267165U (en) * | 2023-07-06 | 2023-12-29 | 山东钰锟建筑工程有限公司 | Engineering building construction frame |
-
2024
- 2024-02-02 CN CN202410147391.3A patent/CN117661822A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004338901A (en) * | 2003-05-16 | 2004-12-02 | Mitsubishi Electric Corp | Emergency stop device for elevator |
| CN208732386U (en) * | 2018-08-17 | 2019-04-12 | 中际联合（天津）科技有限公司 | It is centrifuged speed limit catching device |
| CN109250601A (en) * | 2018-11-13 | 2019-01-22 | 苏州默顿快速电梯有限公司 | A kind of emergency staircase of double insurance |
| CN112124267A (en) * | 2020-09-29 | 2020-12-25 | 宁海勇刚汽车用品有限公司 | Safety car capable of avoiding danger |
| CN112744681A (en) * | 2021-01-12 | 2021-05-04 | 菲尼克斯电梯有限公司 | Brake locking mechanism for elevator emergency |
| CN112744661A (en) * | 2021-01-12 | 2021-05-04 | 菲尼克斯电梯有限公司 | Elevator with emergency braking mechanism |
| CN115448225A (en) * | 2022-09-14 | 2022-12-09 | 国网河北省电力有限公司晋州市供电分公司 | Auxiliary installation equipment for high-voltage transformer substation in power engineering |
| CN220267165U (en) * | 2023-07-06 | 2023-12-29 | 山东钰锟建筑工程有限公司 | Engineering building construction frame |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118255112A (en) * | 2024-04-28 | 2024-06-28 | 江苏圣达建设集团有限公司 | Rail type transfer platform for conveying building construction materials |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN117661822A (en) | Lifting platform for building construction | |
| CN108095391B (en) | Lifting device for standing auxiliary seat and standing auxiliary seat | |
| JPH0222192B2 (en) | ||
| CN208803757U (en) | A kind of vertical jiffy stand of bicycle | |
| JP2676060B2 (en) | Bicycle parking equipment | |
| JP4167266B2 (en) | Wheel with a spiral curve on the outer periphery | |
| CN221914621U (en) | Boarding ladder chassis | |
| CN217602003U (en) | Fitment is with multi-functional frame car device | |
| CN108209172B (en) | Book carrier | |
| CN218376306U (en) | Remove auto-lock shallow | |
| CN217945176U (en) | Ratchet braking track construction service vehicle | |
| CN216072150U (en) | Steel backing plate supply device for automobile brake pad production | |
| JP3778462B2 (en) | Wheel maintenance and tire carry for vehicle maintenance | |
| CN217999120U (en) | Stereo garage with safeguard function | |
| CN118083007B (en) | AGV transport vechicle | |
| CN114234031B (en) | Skid-mounted hydrogenation station | |
| CN221217045U (en) | Anti-slip fork device and electric pallet truck | |
| CN220520035U (en) | Cargo carrying platform anti-falling structure and elevator | |
| CN220976177U (en) | Anti-sedimentation bolt for cargo elevator | |
| CN114934702B (en) | Rotary stereo garage | |
| CN217437450U (en) | Elevator maintenance safety pin mechanism | |
| CN211899908U (en) | Stereo garage | |
| CN210944739U (en) | Library receives and arranges books device | |
| CN212295833U (en) | Anti-falling mechanism and vehicle carrying device using same | |
| CN118008026A (en) | Parking elevator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20240308 |
|
| WW01 | Invention patent application withdrawn after publication |