CN113685693A - Novel portable electric lift workstation - Google Patents
Novel portable electric lift workstation Download PDFInfo
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- CN113685693A CN113685693A CN202110851503.XA CN202110851503A CN113685693A CN 113685693 A CN113685693 A CN 113685693A CN 202110851503 A CN202110851503 A CN 202110851503A CN 113685693 A CN113685693 A CN 113685693A
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- Prior art keywords
- chain
- bracing piece
- portable electric
- wheel
- novel portable
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- 230000001050 lubricating effect Effects 0.000 claims abstract description 17
- 239000010687 lubricating oil Substances 0.000 claims abstract description 17
- 239000003921 oil Substances 0.000 claims description 33
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 7
- 239000011425 bamboo Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 6
- 229920005992 thermoplastic resin Polymers 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims 3
- 238000000034 method Methods 0.000 abstract description 18
- 230000008569 process Effects 0.000 abstract description 13
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 15
- 230000033001 locomotion Effects 0.000 description 12
- 238000005461 lubrication Methods 0.000 description 8
- 230000006386 memory function Effects 0.000 description 6
- 241000252254 Catostomidae Species 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 5
- 210000003813 thumb Anatomy 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000209128 Bambusa Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/05—Features relating to lubrication or cooling or heating of chains
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a novel portable electric lifting workbench, which can realize the fixation by matching a first support rod with a folding insertion type bracket, then a working platform is arranged on a third support rod, a working tool is placed on the working platform, simultaneously a pressure sensor is matched for detecting whether the working tool exceeds the bearing range, then a driving wheel is driven to rotate by a driving device, and is matched with a driven wheel to drive a chain to move upwards, so that the working platform is driven to move upwards, the lifting of the working platform is realized, in the lifting process of the chain, an auxiliary wheel is meshed to rotate by the auxiliary wheel and is contacted with a friction plate to heat the auxiliary wheel, a deformation memory spring is heated to contract, a piston is pulled to move, and the lubricating oil is extruded to flow into a lubricating brush in a zero way, so that the lubricating brush lubricates the chain, the working is convenient, and the chain can be manually controlled to lift by a hand-cranking device and an annular rack, has strong practicability.
Description
Technical Field
The invention relates to the technical field of electric installation equipment, in particular to a novel portable electric lifting workbench.
Background
With the development of economic technology and the progress of scientific level, electric power has become an indispensable part of people in study, life and work. Therefore, workers are required to maintain safe operation of electric power for people, the electric power utilization safety is kept, reliable and high-quality electric energy is provided for power consumers, energy conservation and high-efficiency transmission of a power grid are realized, and the method has extremely high economic benefits and social benefits. Based on the problem that instruments and meters are inconvenient to carry during high-altitude operation such as on-column debugging in the power grid industry at present, especially in the process of debugging a line switch, a notebook computer, an emergency power supply, a debugging instrument and the like which need to be carried are large and heavy, and the problems of difficulty in on-site debugging operation are caused due to no fixed or placed positions, certain safety risks exist in daily work, and the working progress is seriously influenced.
At present, people mainly carry out high altitude construction through electric lift platform, but the electric lift platform portability of prior art is poor, portable not, and application range is narrow, greatly reduced its availability factor, for this reason, we propose a novel portable electric lift workstation.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a novel portable electric lifting workbench which is good in portability, wide in application range and strong in practicability.
In order to achieve the above purpose, the present invention adopts the following technical scheme.
A novel portable electric lifting workbench comprises a first supporting rod, wherein a second supporting rod is movably connected onto the first supporting rod, a third supporting rod is movably connected onto the second supporting rod, a supporting frame is installed on the outer wall of the third supporting rod close to the top end of the third supporting rod, an installation frame is fixedly connected to the left side of the first supporting rod, two chain wheels are movably connected into the installation frame, chains are wound on the two chain wheels, the two chains are meshed with each other, a triangular block is installed at the bottom of an inner cavity of the installation frame and is contacted with the triangular block, a driving wheel is movably connected into the installation frame close to the right side of the installation frame, a driven wheel is movably connected into the installation frame close to the left side of the installation frame, a driving device is installed on the front wall of the installation frame, an output shaft of the driving device is fixedly connected with the driving wheel, and the driving wheel is meshed with the chains located on the right side of the installation frame, the driven wheel is meshed with the chain on the left side, two auxiliary wheels are movably connected in the installation frame and are respectively meshed with the two chains, an opening is formed in the top of an inner cavity of the installation frame, the two chains penetrate through the opening and are fixedly connected with the bottom of the supporting frame, vertical rods are arranged on the top of the inner cavity of the installation frame close to the left side and the right side, transverse plates of the two vertical rods are fixedly connected with friction plates, the two friction plates are respectively contacted with the two auxiliary wheels, deformation memory springs are arranged on the sides, far away from the two friction plates, of the two deformation memory springs, a lubricating mechanism is arranged at the end, far away from the two deformation memory springs, the first supporting rod can be inserted into the ground to be fixed, then the driving wheel is driven to rotate by a driving device, the driving wheel is matched with the driven wheel to drive the chains to move upwards, and the chains move upwards to drive the second supporting rod and the third supporting rod to move upwards, and in the chain upward movement process, the auxiliary wheel is meshed with the auxiliary wheel and driven by the auxiliary wheel to rotate, the auxiliary wheel is in contact friction with the friction plate in the rotation process, heat is generated in the friction process, the deformation memory spring begins to stretch from a stretching state when being heated, the chain is lubricated by the pulling lubrication mechanism, after the chain is lifted, the chain stops moving, the auxiliary wheel stops rotating, the heat begins to disappear, the deformation memory spring begins to recover to the original stretching state, and similarly, the driving wheel is driven by the driving device to drive the chain to move downwards, the deformation memory spring is heated to deform and drive the lubrication mechanism to lubricate the chain, and the chain is convenient to work.
Further, two lubricating mechanisms all comprise oil storage cylinders, pistons are connected in the two oil storage cylinders in a sliding manner, lubricating oil is filled in the two oil storage cylinders, push rods are installed on one sides, far away from the two pistons, of the two pistons, through holes matched with the pistons are formed in the inner walls of the two oil storage cylinders, one ends, far away from the two push rods, of the two push rods penetrate through the through holes and are fixedly connected with pull plates, movable grooves matched with the pull plates are formed in the positions, close to the left side and the right side, of the top of the installation frame, the bottoms of the two pull plates penetrate through the movable grooves and extend into the installation frame, one ends, far away from the two deformation memory springs, of the two deformation memory springs are fixedly connected with the two pull plates respectively, oil outlet pipes are installed on one sides, close to the two oil storage cylinders, lubricating brushes are installed on one ends, close to the two oil outlet pipes, and are communicated with the insides of the lubricating brushes respectively, two the lubrication brush contacts with two chains respectively, and deformation memory spring is heated and takes place deformation, begins slowly to contract from tensile state, and the pulling arm-tie moves to the friction disc direction, and the arm-tie passes through push rod pulling piston to the motion of lubrication brush direction, makes the inside lubricating oil of piston extrusion oil storage section of thick bamboo extrude, and the lubricating oil of extruding flows into the lubrication brush through an oil pipe on, makes the lubrication brush lubricate it at the chain motion in-process through lubricating oil, is convenient for its better work.
Further, two straight boards are installed in the left side of second bracing piece, and swing joint has the thumb wheel between two straight boards to install annular rack on the thumb wheel, annular rack meshes with the chain that is located the right side mutually, is located the front side install hand cranking device on the straight board antetheca, and hand cranking device's output shaft and thumb wheel fixed connection, wave the thumb wheel through hand cranking device and rotate, and the thumb wheel carries out elevating movement through annular rack drive chain, realizes going up and down through the manual control chain, improves the practicality.
Furthermore, the top end of the third supporting rod is provided with a working platform through a fastening screw rod, the top part of the working platform is provided with a fence near the periphery, the top part of the supporting frame is provided with a plurality of fixed suckers, the bottom of the working platform is contacted with a plurality of fixed suckers, the bottom of the supporting frame is provided with a pressure sensor, a fastening screw rod is screwed to facilitate the fixation between the working platform and the third supporting rod, and the working platform is contacted with and adsorbed by the fixed sucker on the top of the supporting frame, so that the supporting stability is improved, then, ground workers place the post operation tool on the working platform, the pressure sensor detects whether the post operation tool exceeds the bearing range, if the post operation tool exceeds the bearing range, an overweight signal is transmitted to the mobile phone terminal through signal connection for alarm reminding, then, the working platform drives the tool to lift, so that the labor intensity of operators on the rod is reduced.
Further, the bottom of first bracing piece is the toper setting, be close to bottom department on the first bracing piece and install folding bayonet support, be close to top department on the first bracing piece and install folding staple bolt, realize fixing the back at first bracing piece bottom through folding bayonet support, carry out the auxiliary stay, improve stability, and the setting of folding staple bolt, strengthen bracing piece stability, and folding setting makes and accomodates conveniently, convenient to carry.
Further, first bracing piece with have the second bracing piece to be the setting of hollow round bar, first bracing piece, second bracing piece and third bracing piece all adopt high strength metal material to make, adopt high strength metal material, make its first bracing piece, second bracing piece and third bracing piece intensity higher, and are more durable, and the setting of hollow round bar makes things convenient for it to contract, improves the portability.
Further, two shape memory spring all adopts shape memory alloy to make, two shape memory spring initial state is tensile state, two the friction disc all adopts the thermoplastic resin material to make, and the shape memory spring that adopts shape memory alloy to make has the memory function, when being heated, can take place the shrink, and resume after the normal atmospheric temperature, slowly resume into its initial state through the memory function, and the friction disc that the thermoplastic resin made receives the friction extrusion and easily generates heat, produces the heat.
Further, two fixedly connected with sealing ring on the outer wall of piston, and two sealing rings respectively with the inner wall in close contact with of two oil storage section of thick bamboos, the setting of sealing ring reduces the possibility that lubricating oil flows through the gap of piston.
Furthermore, the top of the working platform is coated with an anti-slip coating, and the anti-slip coating prevents the tool from sliding and falling off in the lifting process.
Compared with the prior art, the invention has the advantages that:
this scheme can realize fixing through the folding bayonet support of first bracing piece cooperation, install work platform on the third bracing piece again, and place work tool on work platform, whether cooperate pressure sensor to detect to surpass the bearing range simultaneously, drive the action wheel through drive arrangement and rotate after that, make its cooperation drive chain upward movement from the driving wheel, make it drive work platform upward movement, realize work platform's lift, and at chain lift in-process, the auxiliary wheel receives its meshing to rotate, contact with the friction disc, make it generate heat, and deformation memory spring is heated the shrink, the motion of pulling piston, extrusion lubricating oil zero flow is on the lubricated brush, make lubricated brush lubricate the chain, be convenient for its work, and can realize manual control chain through hand cranking device and annular rack and go up and down, and the high practicality is obtained.
Drawings
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention when contracted;
FIG. 3 is a schematic view of the overall structure of the present invention when folded;
FIG. 4 is a schematic top view of the supporting frame of the present invention;
FIG. 5 is a schematic front view of the driving device of the present invention;
FIG. 6 is a front view of the hand cranking device of the present invention;
FIG. 7 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 8 is an enlarged schematic view of the structure at B in fig. 1.
The reference numbers in the figures illustrate:
1. a first support bar; 2. a second support bar; 3. a third support bar; 4. folding the plug-in bracket; 5. a working platform; 6. a drive device; 7. a pressure sensor; 8. folding the hoop; 9. a support frame; 10. fixing the sucker; 11. installing a frame; 12. a sprocket; 13. a chain; 14. a driving wheel; 15. a driven wheel; 16. an annular rack; 17. an auxiliary wheel; 18. a friction plate; 19. a deformation memory spring; 20. pulling a plate; 21. an oil storage cylinder; 22. a piston; 23. lubricating the brush; 24. a hand-operated device.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-8, the novel portable electric lifting workbench of the present invention comprises a first supporting rod 1, a second supporting rod 2 is movably connected to the first supporting rod 1, a third supporting rod 3 is movably connected to the second supporting rod 2, the bottom end of the first supporting rod 1 is in a conical arrangement, a folding insertion type bracket 4 is installed on the first supporting rod 1 near the bottom end, a folding hoop 8 is installed on the first supporting rod 1 near the top end, the first supporting rod 1 and the second supporting rod 2 are both hollow round rods, the first supporting rod 1, the second supporting rod 2 and the third supporting rod 3 are all made of high strength metal materials, a supporting frame 9 is installed on the outer wall of the third supporting rod 3 near the top end, a mounting frame 11 is fixedly connected to the left side of the first supporting rod 1, two chain wheels 12 are movably connected in the mounting frame 11, and chains 13 are wound on the two chain wheels 12, the two chains 13 are mutually meshed, a triangular block is arranged at the bottom of the inner cavity of the mounting frame 11, the two chains 13 are both contacted with the triangular block, a driving wheel 14 is movably connected at the position close to the right side in the mounting frame 11, a driven wheel 15 is movably connected at the position close to the left side in the mounting frame 11, a driving device 6 is arranged on the front wall of the mounting frame 11, the output shaft of the driving device 6 is fixedly connected with the driving wheel 14, the driving wheel 14 is meshed with the chain 13 at the right side, the driven wheel 15 is meshed with the chain 13 at the left side, two auxiliary wheels 17 are movably connected in the mounting frame 11, the two auxiliary wheels 17 are respectively meshed with the two chains 13, a through hole is formed in the top of the inner cavity of the mounting frame 11, the two chains 13 penetrate through the through hole and are fixedly connected with the bottom of the supporting frame 9, vertical rods are arranged at the positions close to the left side and the right side in the top of the inner cavity of the mounting frame 11, and transverse plates of the two vertical rods are fixedly connected with friction plates 18, and two friction plates 18 are respectively contacted with two auxiliary wheels 17, one side of each friction plate 18 far away is provided with a deformation memory spring 19, one end of each deformation memory spring 19 far away is provided with a lubricating mechanism, the two deformation memory springs 19 are both made of shape memory alloy, the initial state of each deformation memory spring 19 is in a stretching state, the two friction plates 18 are both made of thermoplastic resin materials, the first supporting rod 1 can be inserted into the ground for fixing, the folding inserted type support 4 is used for carrying out auxiliary supporting after the bottom end of the first supporting rod 1 is fixed, the stability is improved, the folding hoop 8 is arranged for enhancing the stability of the supporting rods, and the folding arrangement is convenient and fast to store and convenient to carry, high-strength metal materials are adopted, so that the strength of the first supporting rod 1, the second supporting rod 2 and the third supporting rod 3 is higher, the hollow round rod is more durable, the hollow round rod is convenient to shrink and improves portability, then the driving wheel 14 is driven to rotate by the driving device 6, the driving wheel 14 is matched with the driven wheel 15 to drive the chain 13 to move upwards, the chain 13 moves upwards to drive the second supporting rod 2 and the third supporting rod 3 to move upwards, the auxiliary wheel 17 is meshed with the chain 13 and driven by the chain to rotate in the upward movement process of the chain 13, the auxiliary wheel 17 is in contact with and rubs against the friction plate 18 in the rotation process, the friction plate 18 made of thermoplastic resin is easy to generate heat by friction extrusion to generate heat, and the deformation memory spring 19 made of shape memory alloy has a memory function, when being heated,
the contraction can occur, and after the normal temperature is recovered, the initial state is slowly recovered through the memory function, so heat is generated in the friction process, the deformation memory spring 19 is heated to begin to stretch out and draw back from the stretching state, the chain 13 is lubricated by the pulling lubrication mechanism, after the lifting of the chain is finished, the chain 13 stops moving, the auxiliary wheel 17 stops rotating, the heat disappears, the deformation memory spring 19 begins to recover to the original stretching state, and similarly, the driving wheel 14 is driven by the driving device 6 to drive the chain 13 to move downwards, the deformation memory spring 19 is heated to deform to drive the lubrication mechanism to lubricate the chain 13, and the work of the chain is facilitated.
Referring to fig. 8, two lubricating mechanisms each include an oil storage cylinder 21, pistons 22 are slidably connected to the two oil storage cylinders 21, lubricating oil is filled in the two oil storage cylinders 21, sealing rings are fixedly connected to outer walls of the two pistons 22, the two sealing rings are respectively in close contact with inner walls of the two oil storage cylinders 21, push rods are mounted on the sides of the two pistons 22 away from each other, through holes matched with the through holes are formed in the inner walls of the two oil storage cylinders 21, pull plates 20 are fixedly connected to ends of the two push rods away from each other through the through holes, movable grooves matched with the pull plates are formed in the positions, close to the left and right sides, of the top of the mounting frame 11, the bottoms of the two pull plates 20 pass through the movable grooves and extend into the mounting frame 11, the ends of the two deformation memory springs 19 away from each other are fixedly connected to the two pull plates 20, and oil outlet pipes are mounted on the sides of the two oil storage cylinders 21 close to each other, and two oil outlet pipes are close to the one end and all install lubricated brush 23 mutually, and two oil outlet pipes switch on with the inside of lubricated brush 23 mutually respectively, two lubricated brushes 23 contact with two chains 13 respectively, deformation memory spring 19 is heated and takes place deformation, begin slowly to contract from the tensile state, pulling arm-tie 20 is to the motion of friction disc 18 direction, arm-tie 20 passes through push rod pulling piston 22 to lubricated brush 23 direction motion, make piston 22 extrude the inside lubricating oil of oil storage section of thick bamboo 21 and extrude, the setting of sealing ring, reduce the possibility that lubricating oil flows out through the gap of piston 22, and the lubricating oil that extrudes flows into on lubricated brush 23 through oil outlet pipe, make lubricated brush 23 lubricate it at chain 13 motion in-process through lubricating oil, be convenient for its better work.
Referring to fig. 1-6, two straight plates are installed on the left side of the second support rod 2, a toggle wheel is movably connected between the two straight plates, an annular rack 16 is installed on the toggle wheel, the annular rack 16 is engaged with a chain 13 on the right side, a hand-operated device 24 is installed on the front wall of the straight plate on the front side, an output shaft of the hand-operated device 24 is fixedly connected with the toggle wheel, the toggle wheel is shaken by the hand-operated device 24 to rotate, the toggle wheel drives the chain 13 to perform lifting motion through the annular rack 16, lifting through the manual control chain 13 is realized, and practicability is improved.
Referring to fig. 1, a working platform 5 is installed at the top end of a third support rod 3 through a fastening screw, a fence is installed at the top of the working platform 5 near the periphery, an anti-slip coating is coated at the top of the working platform 5, a plurality of fixed suckers 10 are installed at the top of a support frame 9, the bottom of the working platform 5 is in contact with the plurality of fixed suckers 10, a pressure sensor 7 is installed at the bottom of the support frame 9, the fastening screw is screwed to facilitate the fixing between the working platform 5 and the third support rod 3, the working platform 5 is in contact with the fixed suckers 10 at the top of the support frame 9 to adsorb, the support stability is improved, then a ground worker places a post-mounted working tool on the working platform 5, the pressure sensor 7 detects whether the post-mounted working tool exceeds a bearing range, if the post-mounted working tool exceeds the bearing range, an overweight signal is transmitted to a mobile phone terminal through signal connection to alarm and remind, the setting of anti-skidding coating, cooperation rail prevent that the instrument from taking place to slide at the lift in-process and dropping, drive the instrument through work platform 5 and go up and down after that, alleviate operation personnel intensity of labour on the pole.
In the invention, when a related technician uses the device, the first supporting rod 1 is firstly inserted into the ground for fixing, the folding inserted type support 4 is realized after the bottom end of the first supporting rod 1 is fixed, auxiliary supporting is carried out, the stability is improved, the folding hoop 8 is arranged, the stability of the supporting rod is enhanced, the folding arrangement is convenient to store and carry, the fixing screw rod is screwed up to facilitate the fixing between the working platform 5 and the third supporting rod 3, the working platform 5 is contacted and adsorbed with the fixed sucker 10 on the top of the supporting frame 9, the supporting stability is improved, then a ground worker places a post operation tool on the working platform 5, the pressure sensor 7 detects whether the post operation tool exceeds a bearing range, if the post operation tool exceeds the bearing range, an overweight signal is transmitted to a mobile phone terminal through signal connection for alarming and reminding, the arrangement of an antiskid coating is matched with a fence to prevent the tool from sliding and falling off in the lifting process, then the working platform 5 drives the tool to lift, the labor intensity of the operators on the rod is reduced, then the driving wheel 14 is driven to rotate by the driving device 6, the driving wheel 14 is matched with the driven wheel 15 to drive the chain 13 to move upwards, the chain 13 moves upwards to drive the second supporting rod 2 and the third supporting rod 3 to move upwards, the auxiliary wheel 17 is meshed with the chain 13 and driven by the chain to rotate, the auxiliary wheel 17 is in contact with and rubs against the friction sheet 18 in the rotating process, the friction sheet 18 made of thermoplastic resin is easy to generate heat by friction extrusion to generate heat, the deformation memory spring 19 made of shape memory alloy has a memory function, when being heated, the deformation memory spring contracts, and after being recovered to normal temperature, the deformation memory spring 19 is slowly recovered to the initial state through the memory function, so that the heat is generated in the rubbing process, and the deformation memory spring 19 starts to expand from the stretching state after being heated, the pulling plate 20 is pulled to move towards the friction plate 18, the pulling plate 20 pulls the piston 22 to move towards the lubricating brush 23 through the push rod, so that the piston 22 extrudes lubricating oil in the oil storage cylinder 21, the sealing ring is arranged to reduce the possibility that the lubricating oil flows out through the gap of the piston 22, the extruded lubricating oil flows into the lubricating brush 23 through the oil outlet pipe, the lubricating brush 23 lubricates the chain 13 through the lubricating oil in the moving process of the chain 13, after the chain 13 ascends, the chain 13 stops moving, the auxiliary wheel 17 stops rotating, the heat disappears, the deformation memory spring 19 starts to recover to the original stretching state, similarly, the driving wheel 14 is driven by the driving device 6 to drive the chain 13 to move downwards, the deformation memory spring 19 is heated to drive the lubricating mechanism to lubricate the chain 13, the chain 13 is convenient to work, and the driving wheel is shaken to rotate by the hand cranking device 24, the poking wheel drives the chain 13 to move up and down through the annular rack 16, so that the chain 13 is manually controlled to lift up and down, and the practicability is improved.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a novel portable electric lift workstation, includes first bracing piece (1), its characterized in that: a second support rod (2) is movably connected to the first support rod (1), a third support rod (3) is movably connected to the second support rod (2), a support frame (9) is installed on the outer wall of the third support rod (3) and close to the top end of the third support rod, a mounting frame (11) is fixedly connected to the left side of the first support rod (1), two chain wheels (12) are movably connected to the inside of the mounting frame (11), chains (13) are wound on the two chain wheels (12) and are meshed with each other, a triangular block is installed at the bottom of an inner cavity of the mounting frame (11), the two chains (13) are contacted with the triangular block, a driving wheel (14) is movably connected to the inside of the mounting frame (11) and is connected to a driven wheel (15) near the left side of the mounting frame, a driving device (6) is installed on the front wall of the mounting frame (11), and the output shaft of the driving device (6) is fixedly connected with a driving wheel (14), the driving wheel (14) is meshed with a chain (13) positioned on the right side, and the driven wheel (15) is meshed with the chain (13) positioned at the left side, two auxiliary wheels (17) are movably connected in the mounting frame (11), and the two auxiliary wheels (17) are respectively meshed with the two chains (13), the top of the inner cavity of the mounting frame (11) is provided with a through hole, and the two chains (13) penetrate through the through holes and are fixedly connected with the bottom of the supporting frame (9), vertical rods are arranged at the top of the inner cavity of the mounting frame (11) and are close to the left side and the right side, and two equal diaphragm fixed connection friction disc (18) of montant, and two friction disc (18) contact with two auxiliary wheels (17) respectively, two deformation memory spring (19) and the one end that two deformation memory spring (19) kept away from mutually all are installed to one side that friction disc (18) kept away from mutually all is provided with lubricated mechanism.
2. The novel portable electric lifting workbench according to claim 1, characterized in that: two lubricating mechanism all includes an oil storage section of thick bamboo (21), two equal sliding connection has piston (22) in the oil storage section of thick bamboo (21), two all pack in the oil storage section of thick bamboo (21) has lubricating oil, two the push rod is all installed to one side that piston (22) kept away from mutually, and the inner wall of two oil storage sections of thick bamboo (21) all seted up rather than assorted through-hole, two the one end that the push rod was kept away from mutually all passes through-hole fixedly connected with arm-tie (20), the top of installing frame (11) is close to left and right sides department and all sets up rather than assorted movable slot, two the movable slot is all passed to the bottom of arm-tie (20) to extend to the inside of installing frame (11), two the one end that deformation memory spring (19) kept away from mutually respectively with two arm-tie (20) fixed connection, two oil pipe is all installed to one side that oil storage section of thick bamboo (21) is close to mutually, and two oil outlet pipes are close to one end and are all provided with a lubricating brush (23), the two oil outlet pipes are respectively communicated with the inside of the lubricating brush (23), and the two lubricating brushes (23) are respectively contacted with the two chains (13).
3. The novel portable electric lifting workbench according to claim 1, characterized in that: two straight boards are installed in the left side of second bracing piece (2), and swing joint has the wheel of stirring between two straight boards to install annular rack (16) on the wheel of stirring, annular rack (16) mesh mutually with chain (13) that are located the right side, are located the front side install hand cranking device (24) on the straight board antetheca, and the output shaft and the wheel fixed connection of stirring of hand cranking device (24).
4. The novel portable electric lifting workbench according to claim 1, characterized in that: work platform (5) are installed through fastening screw in the top of third bracing piece (3), the top of work platform (5) is close to department all around and installs the rail, a plurality of fixed suction cup (10) are installed at the top of carriage (9), and the bottom of work platform (5) contacts with a plurality of fixed suction cup (10), pressure sensor (7) are installed to the bottom of carriage (9).
5. The novel portable electric lifting workbench according to claim 1, characterized in that: the bottom of first bracing piece (1) sets up for the toper, be close to bottom department on first bracing piece (1) and install folding bayonet support (4), be close to top department on first bracing piece (1) and install folding staple bolt (8).
6. The novel portable electric lifting workbench according to claim 1, characterized in that: first bracing piece (1) with have second bracing piece (2) to be the setting of hollow round bar, first bracing piece (1), second bracing piece (2) and third bracing piece (3) all adopt high strength metal material to make.
7. The novel portable electric lifting workbench according to claim 1, characterized in that: the two deformation memory springs (19) are made of shape memory alloy, the two deformation memory springs (19) are in a stretching state in an initial state, and the two friction plates (18) are made of thermoplastic resin materials.
8. The novel portable electric lifting workbench according to claim 2, characterized in that: and the outer wall of the two pistons (22) is fixedly connected with sealing rings, and the two sealing rings are respectively in close contact with the inner walls of the two oil storage cylinders (21).
9. The novel portable electric lifting workbench according to claim 4, characterized in that: the top of the working platform (5) is coated with an anti-slip coating.
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|---|---|---|---|
| CN202110851503.XA CN113685693A (en) | 2021-07-27 | 2021-07-27 | Novel portable electric lift workstation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110851503.XA CN113685693A (en) | 2021-07-27 | 2021-07-27 | Novel portable electric lift workstation |
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| CN113685693A true CN113685693A (en) | 2021-11-23 |
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| CN202110851503.XA Pending CN113685693A (en) | 2021-07-27 | 2021-07-27 | Novel portable electric lift workstation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115977360A (en) * | 2023-01-09 | 2023-04-18 | 江苏悦达绿色建筑科技有限公司 | Assembly type structure safety construction platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115977360B (en) * | 2023-01-09 | 2023-10-20 | 江苏悦达绿色建筑科技有限公司 | Assembled building safety construction platform |
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Application publication date: 20211123 |