CN114575571A - Movable building scaffold with height capable of being stably adjusted - Google Patents
Movable building scaffold with height capable of being stably adjusted Download PDFInfo
- Publication number
- CN114575571A CN114575571A CN202210251556.2A CN202210251556A CN114575571A CN 114575571 A CN114575571 A CN 114575571A CN 202210251556 A CN202210251556 A CN 202210251556A CN 114575571 A CN114575571 A CN 114575571A
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- lifting
- sliding
- telescopic
- rotary drum
- transmission
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/18—Scaffolds primarily resting on the ground adjustable in height
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/15—Scaffolds primarily resting on the ground essentially comprising special means for supporting or forming platforms; Platforms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/02—Scaffold feet, e.g. with arrangements for adjustment
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/24—Scaffolds primarily resting on the ground comprising essentially special base constructions; comprising essentially special ground-engaging parts, e.g. inclined struts, wheels
- E04G2001/242—Scaffolds movable on wheels or tracks
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a movable building construction frame capable of stably adjusting height, which relates to the field of building construction equipment and comprises a base, wherein movable wheels are arranged on the lower side of the base, a locking device is also arranged on the lower side of the base and used for preventing the movable wheels from moving, the locking device is positioned above the movable wheels and connected with a main power source, a multi-stage power cylinder is arranged on the upper side of the base and connected with a lifting device, the lifting device is driven by the main power source, four groups of main beams are connected to the output end of the multi-stage power cylinder, a plurality of mounting frames are arranged on each main beam and used for arranging a supporting platform, the lifting device comprises lifting transmission assemblies with the same number as the main beams and respectively arranged on the four groups of main beams, all the lifting transmission assemblies are connected with a lifting control assembly, the lifting transmission assemblies are matched with a lifting adjusting assembly, and the lifting adjusting assembly is clamped in a telescopic chute on the inner side of a sliding cylinder when in lifting, when the lifting transmission component descends, the lifting transmission component rotates to descend.
Description
Technical Field
The invention relates to the field of building construction equipment, in particular to a movable building scaffold with a height capable of being stably adjusted.
Background
The construction scaffold is a working platform which is erected for ensuring smooth progress of each construction process, at present, the construction scaffold is required to be used in the construction process of a building so as to facilitate construction, construction personnel sometimes need to perform suspension operation, and the operation danger coefficient is very high under the condition of no footing or no firm footing, so that the construction can be performed only after the firm footing is properly established.
In the related art, publication (announcement) numbers are: chinese patent of CN108661298B discloses a construction frame, which comprises a vertical tube, a horizontal tube, an upper connecting seat fixed on the upper end of the vertical tube, and a lower connecting seat fixed on the lower end; the upper connecting seat and the lower connecting seat respectively comprise a seat body and an inner cavity arranged on the seat body, and the upper connecting seat and the lower connecting seat are matched; each inner cavity is provided with a clamping groove; the upper connecting seat and the lower connecting seat are both provided with connecting holes and are connected with each other by penetrating through the connecting pieces; and two ends of the transverse pipe are respectively provided with a clamping head clamped with the clamping groove.
Although the problem of working height can be solved to above-mentioned scheme, but because have the construction point error height to be less than support length or the multiple when can not carry out the secondary regulation and need constructor to overcome by oneself to and in the altitude mixture control process, can not prevent to lead to personnel to rock, fall because of the unexpected removal scaffold, still there is the altitude mixture control to finish the back and can not lock, but elevating system breaks down, the scaffold descends rapidly and causes the shortcoming of casualties, consequently, need a portable construction scaffold that can stably adjust height.
Disclosure of Invention
The invention provides a movable building construction frame capable of stably adjusting height, which comprises a base, wherein a movable wheel is arranged on the lower side of the base, a locking device is also arranged on the lower side of the base and used for preventing the movable wheel from moving, the locking device is positioned above the movable wheel and connected with a main power source, a multi-stage power cylinder is arranged on the upper side of the base and connected with a lifting device, the lifting device is driven by the main power source, four groups of main beams are connected to the output end of the multi-stage power cylinder, the four groups of main beams are uniformly distributed along the circumference of the output end of the multi-stage power cylinder, a plurality of mounting frames are arranged on each group of main beams, support frames penetrate through the mounting frames, a plurality of support frames form a support platform, the lifting device comprises lifting transmission assemblies with the same number as the main beams and are respectively arranged on the four groups of main beams, and all the lifting transmission assemblies are connected with a lifting control assembly, the lifting control assembly is arranged at the output end of the multistage power cylinder, one end of the lifting transmission assembly, which is far away from the multistage power cylinder, is arranged in the sliding cylinder and matched with the lifting adjustment assembly, the lifting adjustment assembly is clamped in a telescopic sliding chute on the inner side of the sliding cylinder when ascending, and rotates to descend through the lifting transmission assembly when descending, and the sliding cylinder is arranged on the base.
Furthermore, the lifting control assembly comprises a telescopic support with one end arranged on the base, the other end of the telescopic support is arranged on the fixing head, the main power source is arranged on the telescopic support, the fixing head is arranged at the output end of the multistage power cylinder, a lifting driving gear is further arranged on the output shaft of the main power source, the lifting driving gear is matched with the transmission gear ring, the transmission gear ring is provided with plane teeth, an end face tooth lifting driving gear is matched with the plane teeth on the transmission gear ring, and the end face tooth of the transmission gear ring is matched with the lifting transmission assembly.
Furthermore, the lifting transmission assembly comprises a fixed rotary drum with one end arranged on the fixed head, the other end of the fixed rotary drum is rotationally connected with the fixed gear, the fixed gear is arranged on the driving rotary drum, the fixed gear is matched with a second transmission gear, the second transmission gear is arranged on a transmission shaft, the transmission shaft is rotationally arranged on a main beam, one end of the main beam is arranged on the fixed rotary drum, the other end of the main beam is arranged on the carriage, a first transmission gear is arranged on one end of the transmission shaft, the other end of the transmission shaft is rotationally arranged on the carriage, the first transmission gear is matched with end face teeth of a transmission gear ring, a thread section is arranged on the transmission shaft, the thread section on the transmission shaft is matched with a thread connection block, the thread connection block is slidably arranged on the main beam, the thread connection block is simultaneously arranged on the transition rotary drum, a section of teeth is arranged on the outer side of one end of the transition rotary drum close to the fixed head, a tooth groove matched with teeth on the transition rotary drum is arranged in the driving rotary drum, the inside of one section tooth on the fixed head is provided with the slider, slider in the fixed head and the cooperation of the last transition spout of adjustment drive axle, and adjustment drive axle one end is rotated and is set up in fixed rotary drum, and the adjustment drive axle other end passes the balladeur train and is connected with the lift adjustment subassembly, and the balladeur train slides and sets up on the slide cartridge.
Further, the transition sliding groove on the adjusting driving shaft is axially arranged.
Furthermore, a limiting pasting plate is fixedly arranged at the other end of the transition rotary drum, and the limiting pasting plate is arranged in an arc shape and is in contact fit with the outer surface of the sliding drum.
Furthermore, the lifting adjusting assembly comprises a lifting bearing ring fixedly connected with the adjusting driving shaft, a plurality of bearing sliding blocks are arranged on the circumference of the lifting bearing ring in a uniform sliding mode, the bearing sliding blocks all penetrate through the outer wall of the lifting bearing ring, all the bearing sliding blocks are connected with a central support through telescopic springs, the central support is arranged at the center of the lifting bearing ring, one end, located on the outer side of the lifting bearing ring, of each bearing sliding block is matched with a telescopic sliding groove, the telescopic sliding grooves are formed in the inner wall of the sliding barrel, the number and the positions of the telescopic sliding grooves correspond to those of the bearing sliding blocks, slope transition is formed between the upper ends of the telescopic sliding grooves and the inner wall of the sliding barrel, the lower ends of the telescopic sliding grooves are planes, lifting sliding grooves are further formed in the inner wall of the sliding barrel, the length of the lifting sliding grooves is equal to that of the sliding barrel, the parts, connected with the sliding barrel, and the bearing sliding blocks are in sliding fit with the lifting sliding grooves after rotation.
Furthermore, a plurality of groups of telescopic sliding chutes are uniformly arranged in the vertical direction of the inner wall of the sliding cylinder.
Furthermore, the locking device comprises friction plates which are arranged on the upper sides of the moving wheels in a sliding mode, each moving wheel is provided with one friction plate in a sliding mode, all the friction plates are connected through a locking connecting frame, threaded holes are formed in the locking connecting frame, the threaded holes in the locking connecting frame are matched with the telescopic screws, and the telescopic screws are connected with the output shaft of the main power source.
Compared with the prior art, the invention has the beneficial effects that: (1) according to the invention, the supporting platform is arranged through the mounting rack and consists of a plurality of supporting frames, so that a user can freely adjust the supporting platform according to actual conditions; (2) the locking device is matched with the lifting device, the moving wheels are locked while the height is adjusted, and the moving wheels are prevented from moving while the height is adjusted so as to cause unnecessary accidents; (3) the multi-stage power cylinder and the plurality of groups of telescopic sliding chutes in the sliding cylinder can be matched with the lifting adjusting assembly of the lifting device to perform multi-stage height adjustment.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of the locking device of the present invention.
Fig. 3 is an enlarged schematic view of a structure in fig. 2.
FIG. 4 is a schematic view of the overall structure of the present invention for supporting a platform.
Fig. 5 is a schematic view of the overall structure of the unmounting frame of the present invention.
Fig. 6 is an enlarged view of the structure at B in fig. 5.
FIG. 7 is a schematic side view of the present invention.
Fig. 8 is a cross-sectional view taken along the line a-a in fig. 7.
Fig. 9 is an enlarged view of the structure at C in fig. 8.
Fig. 10 is a schematic view of the internal structure of the slide cartridge.
Fig. 11 is an enlarged view of the structure at D in fig. 10.
FIG. 12 is a schematic top view of the present invention.
Fig. 13 is an enlarged view of the structure at E in fig. 12.
Reference numerals: 1-a base; 2-a moving wheel; 3-a locking device; 4-a support frame; 5-a slide cylinder; 6-a multistage power cylinder; 7-a lifting device; 8-a mounting rack; 9-main beam; 10-a friction plate; 11-a locking connection frame; 12-a telescopic screw; 13-the primary power source; 14-lifting drive gear; 15-a telescopic bracket; 16-a fixed head; 17-a stationary drum; 18-a drive ring gear; 19-a first transmission gear; 20-a drive shaft; 21-fixed gear; 22-transmission gear two; 23-driving the drum; 24-adjusting the drive shaft; 25-a threaded connection block; 26-a transition drum; 27-a limit flitch; 28-a carriage; 29-lifting bearing ring; 30-a telescopic chute; 31-a lifting chute; 32-a central support; 33-a telescoping spring; 34-receiving the slider.
Detailed Description
In the following description of the present invention, it is to be noted that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the following description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be direct or indirect via an intermediate medium, and the connection may be internal to the two components. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention will be further described with reference to the drawings and illustrative embodiments, which are provided herein to illustrate and not to limit the invention. Wherein like reference numerals refer to like parts throughout. In addition, if a detailed description of the known art is not necessary to show the features of the present invention, it is omitted.
Example (b): referring to fig. 1-13, a mobile construction frame capable of stably adjusting height, comprising a base 1, a moving wheel 2, a locking device 3, a supporting frame 4, a sliding drum 5, a multi-stage power cylinder 6, a lifting device 7, a mounting frame 8, main beams 9, and a main power source 13, wherein the moving wheel 2 is mounted on the lower side of the base 1, the base 1 is rectangular, in this embodiment, four moving wheels 2 are provided and respectively mounted on four corners of the lower side of the base 1, the locking device 3 is further provided on the lower side of the base 1, the locking device 3 is located above the moving wheels 2 and connected with the main power source 13, the multi-stage power cylinder 6 is fixedly disposed at the center position of the upper side of the base 1, the output end of the multi-stage power cylinder 6 is connected with the lifting device 7, the lifting device 7 is driven by the main power source 13, four groups of main beams 9 are connected to the output end of the multi-stage power cylinder 6, the four groups of main beams 9 are uniformly distributed along the circumference of the output end of the multi-stage power cylinder 6, be provided with a plurality of mounting brackets 8 on every group girder 9, adopt four mounting brackets 8 in this embodiment, mounting bracket 8 quantity and position on every group girder 9 are all the same, it has crisscross and non-overlapping support perforation violently to open on the mounting bracket 8, be used for making supporting rack 4 pass, a supporting platform is constituteed to the support perforation that a plurality of supporting rack 4 passed on the mounting bracket 8, it still is provided with elevating gear 7 still to be located girder 9 upside on the output of multistage power cylinder 6, elevating gear 7 sets up respectively on four group girders 9 including setting up the lift transmission assembly the same with girder 9 quantity, the one end setting that multistage power cylinder 6 was kept away from to the lift transmission assembly is in slide cartridge 5 and is cooperated with the lift adjustment subassembly, slide cartridge 5 is provided with four equally and all fixed the setting on base 1.
Referring to fig. 1-2, the locking device 3 includes friction plates 10, a locking connection frame 11, and a telescopic screw 12, where the friction plates 10 are slidably disposed on the upper sides of the moving wheels 2, each moving wheel 2 is slidably provided with one friction plate 10, the four friction plates 10 are fixedly connected through the locking connection frame 11, the locking connection frame 11 is provided with a threaded hole, the threaded hole on the locking connection frame 11 is in threaded fit with the telescopic screw 12, the telescopic screw 12 is in a telescopic state, the telescopic screw 12 is fixedly connected with an output shaft of a main power source 13, and the main power source 13 is fixedly disposed on the multi-stage power cylinder 6.
Referring to fig. 1 and fig. 3-13, the lifting device 7 includes a lifting driving gear 14, a telescopic bracket 15, a fixed head 16, a fixed drum 17, a transmission toothed ring 18, a first transmission gear 19, a transmission shaft 20, a fixed gear 21, a second transmission gear 22, a driving drum 23, an adjusting driving shaft 24, a threaded connection block 25, a transition drum 26, a limit pasting board 27, a carriage 28, a lifting receiving ring 29, a telescopic chute 30, a lifting chute 31, a central bracket 32, a telescopic spring 33, and a receiving slider 34, wherein the lifting driving gear 14, the telescopic bracket 15, the fixed head 16, and the transmission toothed ring 18 are lifting control components, the main power source 13 is fixedly arranged on the telescopic bracket 15, one end of the telescopic bracket 15 is fixedly arranged on the base 1, the other end of the telescopic bracket 15 is fixedly arranged on the fixed head 16, the fixed head 16 is fixedly arranged on an output end of the multistage power cylinder 6, the telescopic support 15 is in a telescopic state, a lifting driving gear 14 is fixedly arranged on an output shaft of the main power source 13, the lifting driving gear 14 is in gear fit with a transmission gear ring 18, a plane gear, an upper end face gear and a lower end face gear are arranged on the transmission gear ring 18, the upper end face and the lower end face are both in gear fit with lifting transmission assemblies, four groups of lifting transmission assemblies on four groups of main beams 9 in the embodiment are distributed in a cross mode due to the position relation, two groups of lifting transmission assemblies which are symmetrical randomly are in gear fit with the upper end face, the other two groups of lifting transmission assemblies are in gear fit with the lower end face, the lower part of the embodiment is replaced by the end face gear due to the fact that the lifting driving gear 14 is in gear fit with the plane gear on the transmission gear ring 18, and the end face gear of the transmission gear ring 18 is in gear fit with the lifting transmission assemblies.
The lifting transmission assembly in the embodiment comprises a fixed rotary drum 17, a first transmission gear 19, a transmission shaft 20, a fixed gear 21, a second transmission gear 22, a driving rotary drum 23, an adjusting driving shaft 24, a threaded connection block 25, a transition rotary drum 26, a limit pasting plate 27 and a carriage 28 in a lifting device 7, wherein one end of the fixed rotary drum 17 is fixedly arranged on a fixed head 16, the other end of the fixed rotary drum 17 is rotatably connected with the fixed gear 21, the fixed gear 21 is fixedly arranged on the driving rotary drum 23, the fixed gear 21 is in gear fit with the second transmission gear 22, the second transmission gear 22 is fixedly arranged on the transmission shaft 20, the transmission shaft 20 is rotatably arranged on a main beam 9, one end of the main beam 9 is fixedly arranged on the fixed rotary drum 17, the other end of the main beam 9 is fixedly arranged on the carriage 28, one end of the transmission shaft 20 is fixedly provided with the first transmission gear 19, and the other end of the transmission shaft 20 is rotatably arranged on the carriage 28, the first transmission gear 19 is matched with an end face tooth gear of the transmission gear ring 18, a thread section is arranged on the transmission shaft 20, the thread section on the transmission shaft 20 is in thread fit with a thread connecting block 25, the thread connecting block 25 is arranged on the main beam 9 in a sliding mode, the thread connecting block 25 is simultaneously and fixedly arranged on a transition rotary drum 26, as shown in the attached drawings 6 and 9, a section of tooth is arranged on the outer side of one end, close to the fixed head 16, of the transition rotary drum 26, a tooth groove matched with the tooth on the transition rotary drum 26 is formed in the driving rotary drum 23, a sliding block is fixedly arranged in the inside of one section of tooth on the fixed head 16, the sliding block in the fixed head 16 is matched with a transition sliding groove in the adjusting driving shaft 24, the transition sliding groove in the adjusting driving shaft 24 is arranged axially, the adjusting driving shaft 24 is arranged in the fixed rotary drum 17, the driving rotary drum 23 and the transition rotary drum 26, and one end of the adjusting driving shaft 24 is rotatably arranged in the fixed rotary drum 17, the other end of the adjusting driving shaft 24 penetrates through the sliding frame 28 to be fixedly connected with the lifting adjusting assembly, the other end of the transition rotating cylinder 26 is fixedly provided with a limiting attachment plate 27, the limiting attachment plate 27 is arranged in an arc shape and is in contact fit with the outer surface of the sliding cylinder 5, and the sliding frame 28 is arranged on the sliding cylinder 5 in a sliding mode.
The lifting adjustment assembly in this embodiment includes a lifting receiving ring 29, a telescopic chute 30, a lifting chute 31, a central support 32, a telescopic spring 33, and receiving sliders 34 in the lifting device 7, wherein the lifting receiving ring 29 is fixedly connected with the adjustment drive shaft 24, a plurality of receiving sliders 34 are uniformly arranged along the circumference of the lifting receiving ring 29 in a sliding manner, the receiving sliders 34 all penetrate through the outer wall of the lifting receiving ring 29, six receiving sliders 34 are selected in this embodiment, all the receiving sliders 34 are connected with the central support 32 through the telescopic spring 33, the central support 32 is fixedly arranged at the center of the lifting receiving ring 29, one end of each receiving slider 34 located outside the lifting receiving ring 29 is matched with the telescopic chute 30, one end of each receiving slider 34 located outside the lifting receiving ring 29 is designed as a round head, the telescopic chute 30 is arranged on the inner wall of the sliding barrel 5, and the number and the position of the telescopic chutes 30 correspond to the receiving sliders 34, there is slope transition between the upper end of flexible spout 30 and the inner wall of slide cartridge 5, and the lower extreme of flexible spout 30 is the plane, still is provided with lift spout 31 on the slide cartridge 5 inner wall, and lift spout 31 length is the same with slide cartridge 5, and the part that lift spout 31 is connected with slide cartridge 5 is the inclined plane transition similarly, accepts slider 34 and lift spout 31 sliding fit after the rotation, evenly is provided with a plurality of flexible spouts 30 of group on the vertical direction of the inner wall of slide cartridge 5.
When the height of the lifting slide groove 30 is required to be adjusted, the multi-stage power cylinder 6 is driven during lifting, the whole body slides upwards along the slide cylinder 5, the telescopic screw 12 and the telescopic support 15 have telescopic properties, so that the lifting drive gear 14 can be always matched with the transmission gear ring 18, the bearing slide block 34 retracts into the lifting bearing ring 29 along the slope of the telescopic slide groove 30 due to the matching of the bearing slide block 34 and the transmission shaft 20 during sliding, and the bearing slide block 34 is popped out by the telescopic spring 33 to be clamped on the plane at the bottom of the telescopic slide groove 30 when sliding to the next group of telescopic slide grooves 30, so that the lifting slide groove 30 is prevented from descending.
When the lifting device needs to descend, the main power source 13 drives the lifting driving gear 14 and the telescopic screw 12 to rotate, the telescopic screw 12 is matched with the locking connecting frame 11 to enable the locking connecting frame 11 to drive the friction plate 10 to descend to be matched with the moving wheel 2, firstly, the moving wheel 2 is locked to prevent movement and ensure safety, when the lifting driving gear 14 rotates, the transmission gear 19 is driven to rotate through the transmission gear ring 18, the transmission gear 19 drives the transmission shaft 20 to rotate, when the transmission shaft 20 rotates, the thread section on the transmission shaft 20 is matched with the threaded connecting block 25 to enable the threaded connecting block 25 to slide, the threaded connecting block 25 simultaneously drives the transition rotary drum 26 to slide, the sliding direction of the transition rotary drum 26 is towards the fixed head 16, when the transition rotary drum 26 starts to slide, firstly, the limiting attachment plate 27 is disconnected with the sliding drum 5, and the limiting attachment plate 27 is matched with the sliding drum 5 due to the shape, so that the limit pasting board 27 can not make the transition rotary drum 26 rotate during the period of pasting with the sliding drum 5, the initial tooth position on the transition rotary drum 26 is not matched with the tooth space inside the driving rotary drum 23, and is gradually matched with the tooth space inside the driving rotary drum 23 in the sliding process, the sliding block in the transition rotary drum 26 always slides in the transition sliding slot of the adjusting driving shaft 24, the transmission gear two 22 is driven to rotate when the transmission shaft 20 rotates, the transmission gear two 22 drives the driving rotary drum 23 to rotate through the fixed gear 21, when the tooth on the transition rotary drum 26 is matched with the tooth space inside the driving rotary drum 23, the driving rotary drum 23 in rotation will drive the transition rotary drum 26 to rotate, and simultaneously, because the sliding block in the transition rotary drum 26 is matched with the transition sliding slot on the adjusting driving shaft 24, the transition rotary drum 26 simultaneously drives the adjusting driving shaft 24 to rotate, and the adjusting driving shaft 24 drives the lifting receiving ring 29 to rotate, before the lifting bearing ring 29 rotates, the multi-stage power cylinders 6 are firstly driven to integrally move upwards for a short distance, so that the bearing sliding blocks 34 are disconnected with the plane at the bottom of the telescopic sliding groove 30, and a space for driving the bearing sliding blocks 34 to rotate by the lifting bearing ring 29 is provided, when the lifting bearing ring 29 rotates, two of the bearing sliding blocks 34 on the lifting bearing ring 29 can be clamped into the lifting sliding groove 31 to be convenient to descend, at the moment, the multi-stage power cylinders 6 drive the whole to descend, and the next operation can be carried out by resetting after the completion.
It should be understood that the above embodiments are only for illustrating the technical solutions of the present invention, and not for limiting the same, and those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some technical features; and all such modifications and alterations are intended to fall within the scope of the appended claims.
Claims (8)
1. The utility model provides a portable construction frame that can stabilize height-adjusting, includes base (1), and base (1) downside is installed and is removed wheel (2), its characterized in that: the device is characterized in that a locking device (3) is further arranged on the lower side of the base (1) and used for preventing the moving wheel (2) from moving, the locking device (3) is located above the moving wheel (2) and connected with the main power source (13), a multi-stage power cylinder (6) is arranged on the upper side of the base (1), the multi-stage power cylinder (6) is connected with a lifting device (7), the lifting device (7) is driven by the main power source (13), four groups of main beams (9) are connected to the output end of the multi-stage power cylinder (6), the four groups of main beams (9) are uniformly distributed along the circumference of the output end of the multi-stage power cylinder (6), a plurality of mounting frames (8) are arranged on each group of main beams (9), support perforation is formed in each mounting frame (8) and used for enabling the support frames (4) to pass through, the support platforms are formed by the plurality of support frames (4), and the lifting device (7) comprises lifting transmission components with the same number as the main beams (9), and set up respectively on four group's girders (9), all the lift drive assembly all be connected with the lift control assembly, the lift control assembly sets up on the output of multistage power jar (6), the one end setting that the multistage power jar (6) was kept away from to the lift drive assembly is in slide cartridge (5) with the cooperation of lift adjustment subassembly, the card is in slide cartridge (5) inboard flexible spout (30) when the lift adjustment subassembly rises, rotates through the lift drive assembly and descends when descending, slide cartridge (5) set up on base (1).
2. A mobile construction frame with a stably adjustable height according to claim 1, wherein: the lifting control assembly comprises a telescopic support (15) with one end arranged on a base (1), the other end of the telescopic support (15) is arranged on a fixed head (16), a main power source (13) is arranged on the telescopic support (15), the fixed head (16) is arranged on the output end of a multistage power cylinder (6), a lifting driving gear (14) is further arranged on the output shaft of the main power source (13), the lifting driving gear (14) is matched with a transmission gear ring (18), the transmission gear ring (18) is provided with plane teeth and end face teeth, the lifting driving gear (14) is matched with the plane teeth on the transmission gear ring (18), and the end face teeth of the transmission gear ring (18) are matched with the lifting transmission assembly.
3. A mobile construction frame with a stably adjustable height according to claim 2, wherein: the lifting transmission assembly comprises a fixed rotary drum (17) with one end arranged on a fixed head (16), the other end of the fixed rotary drum (17) is rotatably connected with a fixed gear (21), the fixed gear (21) is arranged on a driving rotary drum (23), the fixed gear (21) is matched with a second transmission gear (22), the second transmission gear (22) is arranged on a transmission shaft (20), the transmission shaft (20) is rotatably arranged on a main beam (9), one end of the main beam (9) is arranged on the fixed rotary drum (17), the other end of the main beam (9) is arranged on a sliding frame (28), one end of the transmission shaft (20) is provided with a first transmission gear (19), the other end of the transmission shaft (20) is rotatably arranged on the sliding frame (28), the first transmission gear (19) is matched with end face teeth of a transmission gear ring (18), the transmission shaft (20) is provided with a thread section, and the thread section on the transmission shaft (20) is matched with a thread connecting block (25), threaded connection piece (25) slide to set up on girder (9), threaded connection piece (25) set up simultaneously on transition rotary drum (26), the one end outside that transition rotary drum (26) are close to fixed head (16) is provided with one section tooth, drive rotary drum (23) inside be provided with the tooth complex tooth's socket on transition rotary drum (26), the inside of one section tooth on fixed head (16) is provided with the slider, slider in fixed head (16) and the cooperation of the transition spout on adjustment drive shaft (24), adjustment drive shaft (24) one end is rotated and is set up in fixed rotary drum (17), adjustment drive shaft (24) other end passes balladeur train (28) and is connected with lift adjustment subassembly, balladeur train (28) slide to set up on slide cartridge (5).
4. A mobile construction frame with adjustable height for building according to claim 3, wherein: the transition sliding groove on the adjusting driving shaft (24) is axially arranged.
5. A mobile construction frame with a stably adjustable height according to claim 3, wherein: and a limiting pasting plate (27) is fixedly arranged at the other end of the transition rotating cylinder (26), and the limiting pasting plate (27) is arranged in an arc shape and is in contact fit with the outer surface of the sliding cylinder (5).
6. A mobile construction frame with a stably adjustable height according to claim 3, wherein: the lifting adjusting assembly comprises a lifting bearing ring (29) fixedly connected with an adjusting driving shaft (24), a plurality of bearing sliding blocks (34) are uniformly arranged along the circumference of the lifting bearing ring (29) in a sliding mode, the bearing sliding blocks (34) penetrate through the outer wall of the lifting bearing ring (29), all the bearing sliding blocks (34) are connected with a central support (32) through telescopic springs (33), the central support (32) is arranged at the center of the lifting bearing ring (29), one ends, located on the outer side of the lifting bearing ring (29), of the bearing sliding blocks (34) are matched with telescopic sliding chutes (30), the telescopic sliding chutes (30) are arranged on the inner wall of the sliding barrel (5), the number and the positions of the telescopic sliding chutes (30) correspond to the bearing sliding blocks (34), a slope is arranged between the upper ends of the telescopic sliding chutes (30) and the inner wall of the sliding barrel (5), the lower ends of the telescopic sliding chutes (30) are planes, and lifting sliding chutes (31) are further arranged on the inner wall of the sliding barrel (5), the length of the lifting chute (31) is the same as that of the sliding barrel (5), the part of the lifting chute (31) connected with the sliding barrel (5) is also in inclined surface transition, and the bearing slide block (34) is in sliding fit with the lifting chute (31) after rotating.
7. A mobile construction frame with a stably adjustable height according to claim 6, wherein: the telescopic sliding chutes (30) are uniformly provided with a plurality of groups in the vertical direction of the inner wall of the sliding barrel (5).
8. A mobile construction frame with a stably adjustable height according to claim 1, wherein: the locking device (3) comprises friction plates (10) which are arranged on the upper sides of the moving wheels (2) in a sliding mode, each moving wheel (2) is provided with one friction plate (10) in a sliding mode, all the friction plates (10) are connected through a locking connecting frame (11), threaded holes are formed in the locking connecting frames (11), the threaded holes in the locking connecting frames (11) are matched with telescopic screws (12), and the telescopic screws (12) are connected with an output shaft of a main power source (13).
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| CN202210251556.2A CN114575571B (en) | 2022-03-15 | 2022-03-15 | But height-adjusting's portable building construction frame |
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| CN202210251556.2A CN114575571B (en) | 2022-03-15 | 2022-03-15 | But height-adjusting's portable building construction frame |
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| CN114575571B CN114575571B (en) | 2023-09-01 |
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| CN114575571B (en) | 2023-09-01 |
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