CN114170773B - Cantilever type unloading platform bearing capacity early warning device and method - Google Patents
Cantilever type unloading platform bearing capacity early warning device and method Download PDFInfo
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- CN114170773B CN114170773B CN202111478860.2A CN202111478860A CN114170773B CN 114170773 B CN114170773 B CN 114170773B CN 202111478860 A CN202111478860 A CN 202111478860A CN 114170773 B CN114170773 B CN 114170773B
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 58
- 230000005484 gravity Effects 0.000 claims abstract description 24
- 238000007599 discharging Methods 0.000 claims description 41
- 239000002699 waste material Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 13
- 235000017491 Bambusa tulda Nutrition 0.000 description 13
- 241001330002 Bambuseae Species 0.000 description 13
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 13
- 239000011425 bamboo Substances 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 13
- 230000002035 prolonged effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000012806 monitoring device Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
Abstract
The invention discloses a cantilever type unloading platform bearing capacity early warning device and a method in the technical field of unloading platforms, and the cantilever type unloading platform bearing capacity early warning device comprises an unloading platform, wherein a prompt component for indicating and sounding is arranged above the unloading platform, the prompt component indicates the gravity borne by the unloading platform according to the weight of materials in the unloading platform, and the prompt component prompts sounding when the gravity borne by the unloading platform reaches a specified value; the invention can ensure safer use of the unloading table.
Description
Technical Field
The invention relates to the technical field of discharge platforms, in particular to a cantilever type discharge platform bearing capacity early warning device and method.
Background
In the existing engineering construction process, the cantilever type unloading platform is widely applied. In the use process, the overhanging type unloading platform management system is perfect and reasonable, the weight of the management and the use is the bearing capacity of the overhanging type unloading platform, in the actual use process, a carrying staff cannot intuitively see and have no prompt to remind the gravity borne by the unloading platform, and meanwhile, in order to complete the work as soon as possible, the loading of the unloading platform is stopped after the loading of the unloading platform is finished, so that overload and stacking phenomenon always exists; overload brings very big potential safety hazard for overhanging type unloading platform, can make the platform of unloading take place to fracture before with fixed wall body, topples and fall etc. to the safety of the epaxial staff of unloading, can't ensure workman's safety, does not have a monitoring devices that simple and convenient is accomplished to unloading platform bearing capacity at present, makes things convenient for the workman to see and understand, guarantees that the workman is not overloaded in the use of unloading platform in-process.
Based on the above, the invention designs a cantilever type unloading platform bearing capacity early warning device and a cantilever type unloading platform bearing capacity early warning method for solving the problems.
Disclosure of Invention
The invention aims to provide a cantilever type unloading platform bearing capacity early warning device and method, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a platform bearing capacity monitoring devices of unloading, includes the platform of unloading, the top of platform of unloading is provided with the suggestion subassembly that instructs and sound production, the suggestion subassembly can instruct the gravity that the platform of unloading born according to the material weight in the platform of unloading, and the suggestion subassembly can carry out sound production suggestion when the gravity that the platform of unloading born reaches the appointed value;
as a further scheme of the invention, the prompting component comprises a fixed line and a sounding part, wherein the lower end of the fixed line is fixedly connected with a prompting cylinder, the lower end of the prompting cylinder is fixedly connected with a first indicating cylinder, the lower end of the first indicating cylinder is fixedly connected with a second indicating cylinder, and the lower end of the second indicating cylinder is rotatably connected with a sounding cylinder; the inner wall fixedly connected with tension spring of suggestion section of thick bamboo upper end, tension spring's lower extreme fixedly connected with fixed plate, the lower fixed surface of fixed plate is connected with rigidity line, fixedly connected with pilot pin on the rigidity line, the bottom and the fixed connection of rigidity line, sounding part sets up in the inside of suggestion section of thick bamboo, and sounding part can carry out sounding suggestion after the pilot pin moves down to sounding section of thick bamboo place.
As a further scheme of the invention, the sounding part comprises a fluted disc, the fluted disc is fixedly connected to a rigid line, a clamping block is fixedly connected to the top of the fluted disc, and a sounding sheet is inserted into the clamping block; the lower part of fluted disc is provided with a plurality of oblique form teeth that can with its meshing, oblique form tooth equidistance fixed connection is on the interior circumference lateral wall of sound production section of thick bamboo, oblique form tooth of slope has been seted up to the lower extreme of the inner wall of sound production section of thick bamboo for with fluted disc meshing rotates, stir the pronunciation piece, make the pronunciation piece make sound be used for prompting the workman.
As a further scheme of the invention, the discharging platform is connected with the door body in a sliding manner, a driving component is arranged in the discharging platform, and the driving component drives the door body to move upwards to close the discharging platform after sounding of the sounding part.
As a further scheme of the invention, the driving assembly comprises a chute and a driving wheel, wherein the chute is arranged at the bottom, and a stop block is connected in a sliding manner in the chute; the stop block is fixedly connected with a reset spring for resetting the stop block, the stop block is fixedly connected with a magnetic block, the side face of the magnetic block is provided with a magnet, and the magnetic block is opposite to the magnetic pole of the magnet; the magnet is fixedly connected with a connecting spring for resetting the magnet, the upper end of the magnet is fixedly connected with a second rack rod, and the second rack rod is meshed with a gear; the side edge of the gear is provided with a first rack rod capable of being meshed with the gear, the lower end of the first rack rod is provided with an extension spring, and the lower end of the extension spring is fixedly connected with the door body; the driving wheel is fixedly connected to the fixing wire, the other end of the rigid wire penetrates through and extends to the outside of the prompting cylinder, the part of the rigid wire penetrating through the top of the prompting cylinder is wound on the driving wheel, and the other end of the rigid wire is fixedly connected with the first rack rod.
As a further scheme of the invention, the first indicating cylinder is set to be green, the second indicating cylinder is set to be yellow, and the sounding cylinder is set to be red.
As a further proposal of the invention, the rigid wire is fixedly connected with a fastening clip
A method for monitoring the bearing capacity of a discharging platform comprises the following steps:
step one: the worker lifts the unloading platform and the prompting component to the unloading position, and then the unloading platform and the prompting component are fixed on the wall surface of the unloading position;
step two: the staff carries the waste materials into the unloading platform, and the unloading platform drives the prompt component to work along with the increase of the weight of the materials in the unloading platform, and the prompt component indicates the weight carried in the unloading platform according to the weight of the materials in the unloading platform;
step three: when the weight of the materials carried by the unloading platform reaches a dangerous value, the prompting component also can make a sound through the sounding part to prompt a worker to stop loading the materials;
step four: the sound generating part generates sound, and meanwhile, the door body can move upwards to close the discharging table immediately under the action of the driving component, so that the staff can not continuously load materials into the discharging table, and the putting of the staff is directly prevented;
step five: the staff cancels the fixation of the unloading platform and the prompting component with the wall surface, and lifts the unloading platform and the prompting component onto the bottom surface, and then the waste materials in the unloading platform are transported out.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the prompting component, the prompting component can indicate the gravity borne by the unloading platform according to the weight of the material in the unloading platform, when the gravity borne by the unloading platform reaches a certain value but a worker does not see the prompt to continuously convey the material into the bearing platform, the prompting component can make a sound, so that the worker is prompted to stop loading the material, the worker can be better reminded not to convey the material into the unloading platform after overload under the condition that the attention of the worker is not concentrated, the unloading platform can work in the optimal bearing range, the falling danger of the unloading platform caused by the overweight of the bearing material can be reduced, the safety of the ground worker can be protected, and the service life of the unloading platform can be greatly prolonged.
2. According to the invention, through the arrangement of the door body and the driving assembly, the driving assembly can be triggered according to the stress condition of the prompting assembly, and after the triggering, the door body can seal the feed inlet of the discharge table, so that workers can not continue to load materials into the discharge table, the throwing of the workers is directly prevented, the workers can not see the indication and hear the sound, the discharge table can be further ensured not to be overloaded, the discharge table can work better in the optimal bearing range, the falling danger of the discharge table caused by the overweight of the loaded materials can be reduced better, the safety of the workers can be better protected, and the service life of the discharge table can be prolonged better greatly.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the device in the present invention;
FIG. 2 is a schematic perspective view of a discharge table according to the present invention;
FIG. 3 is an enlarged schematic view of the structure shown in FIG. 2A;
FIG. 4 is a schematic top view of the unloading platform of the present invention;
FIG. 5 is a schematic diagram of the connection of the prompting cylinder and the driving wheel;
FIG. 6 is a schematic view of the inside of the prompt canister in cross-section;
FIG. 7 is a schematic diagram showing the perspective structure of the tension spring, the rigid wire and the fixing plate of the present invention;
FIG. 8 is a perspective view of the latch, toothed disc and sounding sheet of the present invention;
FIG. 9 is a schematic view of the working state of the present invention;
FIG. 10 is a flow chart of the method of the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
the automatic discharging device comprises a discharging platform 1, a stop block 201, a magnetic block 202, a reset spring 203, a sliding chute 204, a connecting spring 301, a magnet 302, a second rack bar 303, a gear 304, an extension spring 401, a first rack bar 402, a rigid line 501, a driving wheel 502, a fixing line 503, a prompting cylinder 601, a first indicating cylinder 602, a second indicating cylinder 603, a sounding cylinder 604, a tension spring 701, a fixing plate 702, an indicating needle 801, a clamping block 802, a fluted disc 803, a sounding sheet 804, a fastening clip 9 and a door body 10.
Detailed Description
Referring to fig. 1-10, the present invention provides a technical solution: the utility model provides a platform bearing capacity monitoring devices of unloading, includes platform 1 of unloading, the top of platform 1 of unloading is provided with the suggestion subassembly of instruction and sound production, the suggestion subassembly can instruct the gravity that platform 1 of unloading born according to the material weight in platform 1 of unloading, and the suggestion subassembly can carry out the sound production suggestion when the gravity that platform 1 of unloading born reaches the appointed value.
When the unloading platform is required to be used in actual use, the unloading platform 1 and the prompting component are not displayed through the external hoisting device and hoisted to the position where unloading is required, then the unloading platform 1 is installed on a wall body, and then the top end of the prompting component is fixed on the wall body, so that the prompting component, the unloading platform 1 and the wall body form an angle shown in figure 9; the staff carries the material into the unloading platform 1, after the weight borne by the unloading platform 1 is gradually increased, the right end of the unloading platform 1 is sunk downwards as shown in fig. 9, the right end of the unloading platform 1 can drive a prompt component to work, the prompt component can instruct the gravity borne by the unloading platform 1 according to the weight of the material in the unloading platform 1, when the gravity borne by the unloading platform 1 reaches a specified value, the prompt component can give a sound prompt to prompt the worker to stop loading the material, the worker can intuitively and clearly see the gravity borne by the unloading platform 1, and after the worker stops loading the material, the hoisting device can transport the unloading platform 1 to the ground to clean the material in the unloading platform 1; according to the invention, through the arrangement of the prompting component, the prompting component can indicate the gravity borne by the discharging table 1 according to the weight of the material in the discharging table 1, when the gravity borne by the discharging table 1 reaches a certain value but a worker does not see the prompting to continuously convey the material into the discharging table 1, the prompting component can make a sound, so that the worker is prompted to stop loading the material, the worker can be better reminded not to convey the material into the overloaded discharging table 1 under the condition that the attention of the worker is not concentrated, the discharging table 1 can work in the optimal bearing range, the falling risk of the discharging table 1 caused by the overweight of the borne material can be reduced, the safety of the worker can be protected, and the service life of the discharging table 1 can be greatly prolonged.
The prompting component comprises a fixing line 503 and a sound generating part, wherein the lower end of the fixing line 503 is fixedly connected with a prompting cylinder 601, the lower end of the prompting cylinder 601 is fixedly connected with a first indicating cylinder 602, the lower end of the first indicating cylinder 602 is fixedly connected with a second indicating cylinder 603, and the lower end of the second indicating cylinder 603 is rotatably connected with a sound generating cylinder 604; the inner wall fixedly connected with tension spring 701 of suggestion section of thick bamboo 601 upper end, tension spring 701's lower extreme fixedly connected with fixed plate 702, the lower fixed surface of fixed plate 702 is connected with rigidity line 501, fixedly connected with pilot needle 801 on the rigidity line 501, the bottom and the platform 1 fixed connection of unloading of rigidity line 501, sounding part sets up in the inside of suggestion section of thick bamboo 601, and sounding part can carry out sounding suggestion after the pilot needle 801 moves down to sounding section of thick bamboo 604 place.
When the prompting component is in actual work, after the prompting component and the unloading platform 1 are hoisted to a position needing to be unloaded by the hoisting device, the upper end of the fixing line 503 is fixedly installed on a wall body, a worker carries materials into the unloading platform 1, and as the materials of the unloading platform 1 are gradually increased, after the weight borne by the unloading platform 1 is gradually increased, the right end of the unloading platform 1 is sunk downwards as shown in fig. 9, the right end of the unloading platform 1 downwards pulls the rigid line 501 to work, the rigid line 501 can drive the indicating needle 801 to synchronously move downwards, and meanwhile, the rigid line 501 can drive the bottom end of the tension spring 701 to move downwards together through the fixing plate 702; in the use process, as the loading weight of the materials increases, the indicating needle 801 points to the first indicating cylinder 602, the second indicating cylinder 603 and the sounding cylinder 604 in sequence, when the indicating needle 801 points to the sounding cylinder 604, the weight borne by the unloading platform 1 reaches a dangerous value, and at the moment, the indicating needle 801 prompts a worker not to load the materials into the unloading platform 1; when the worker fails to notice that the position of the indicator needle 801 continues to load materials into the unloading platform 1, the unloading platform 1 can continue to drive the rigid wire 501 and the indicator needle 801 to move downwards, at the moment, the rigid wire 501 can continue to drive the sounding part to move downwards, and the sounding part can make a sound in cooperation with the sounding cylinder 604, so that the worker is prompted to stop loading the materials; when the discharging table 1 discharges the material, the elastic force of the tension spring 701 drives the fixing plate 702, the indicator needle 801 and the sounding part to move upwards to be at the initial position.
The sounding part comprises a fluted disc 803, the fluted disc 803 is fixedly connected to the rigid wire 501, the top of the fluted disc 803 is fixedly connected with a clamping block 802, and a sounding sheet 804 is inserted into the clamping block 802; the lower part of fluted disc 803 is provided with a plurality of oblique form tooth that can mesh with it, oblique form tooth equidistance fixed connection is on the interior circumference lateral wall of sound production section of thick bamboo 604, the oblique form tooth of slope has been seted up to the lower extreme of the inner wall of sound production section of thick bamboo 604, and the oblique form tooth of slope sets up in the well lower extreme of sound production section of thick bamboo 604, and the upper end of sound production section of thick bamboo 604 does not set up oblique form tooth of slope, the width looks adaptation between the width of sound production section of thick bamboo 604 upper end and pointer 801 both ends to fluted disc 803 is used for with fluted disc 803 meshing rotation, stir sound production piece 804, makes sound production piece 804 sound be used for the suggestion workman.
When the sound generating part is actually operated, the rigidity line501When the tension spring 701 is pulled downwards, the clamping block 802, the fluted disc 803 and the sounding sheet 804 are driven to move downwards, in the using process, along with the loading of materials, when a weight placed on the unloading platform 1 approaches to a specified value, the indicating needle 801 points to the sounding cylinder 604 to remind a worker of reaching the weight of early warning, and the worker needs to pay attention to the placed weight, if the worker fails to notice that the indicating needle 801 reaches the position of the sounding cylinder 604 at the moment, the rigid wire 501 continues to drive the fluted disc 803 to move downwards when continuing to put the weight into the unloading platform 1, the fluted disc 803 starts to be meshed with inclined teeth arranged in the sounding cylinder 604, the inclined teeth can drive the fluted disc 803 to rotate, at the moment, the fluted disc 803 can drive the clamping block 802 and the sounding sheet 804 to rotate, the sounding sheet 804 dials the inner wall of the sounding cylinder 604 to give out sound to prompt that the maximum value is about to be reached, and the worker is prompted to stop loading the weight.
The discharging platform 1 is connected with the door body 10 in a sliding manner, a driving assembly is arranged in the discharging platform 1, and the driving assembly drives the door body 10 to move upwards to close the discharging platform 1 after sounding of the sounding part.
According to the scheme, when the material is loaded on the unloading table 1 by workers in actual operation, the unloading table 1 drives the driving assembly to work through 501, the driving assembly acts on the door body 10 to enable the door body 10 to have a trend of moving upwards, before the indication needle 801 does not reach the area where the sounding barrel 604 is located, the driving assembly can limit the door body 10 to move, the door body 10 can not obstruct the workers to load the material in the unloading table 1, after the indication needle 801 reaches the area where the sounding barrel 604 is located, the driving assembly can immediately cancel limiting of the door body 10, meanwhile, the door body 10 can be driven to move upwards, the door body 10 is enabled to close the unloading table, the workers can be prevented from continuing to load the material in the unloading table 1, the throwing of the workers is directly prevented, the unloading table 1 can be further ensured not to be overloaded when the indication needle 801 does not see and sounds are not heard, the unloading table can work in an optimal range, the danger that the unloading table falls due to the fact that the load is overweight can be better is reduced, the safety of the unloading table can be better protected, and the safety of the unloading table can be better prolonged, and the service life of the workers can be better prolonged.
The driving assembly comprises a sliding groove 204 and a driving wheel 502, wherein the sliding groove 204 is arranged at the bottom of the motor, and a stop block 201 is connected in a sliding manner in the sliding groove 204; a reset spring 203 for resetting the stop block 201 is fixedly connected to the stop block 201, a magnetic block 202 is fixedly connected to the stop block 201, a magnet 302 is arranged on the side face of the magnetic block 202, and the magnetic poles of the magnetic block 202 and the magnet 302 are opposite; a connecting spring 301 for resetting the magnet 302 is fixedly connected to the magnet 302, a second rack bar 303 is fixedly connected to the upper end of the magnet 302, and a gear 304 is meshed with the second rack bar 303; a first rack bar 402 capable of being meshed with the gear 304 is arranged on the side edge of the gear 304, a tension spring 401 is arranged at the lower end of the first rack bar, and the lower end of the tension spring 401 is fixedly connected with the door body 10; the driving wheel 502 is fixedly connected to the fixing wire 503, the other end of the rigid wire 501 penetrates through and extends to the outside of the prompt barrel 601, the part of the rigid wire 501 penetrating through the top of the prompt barrel 601 is wound on the driving wheel 502, and the other end of the rigid wire 501 is fixedly connected with the rack bar one.
When the driving assembly does not see indication and sound when the operator does not hear, the operator still inertially loads goods into the unloading table 1, at this time, the driving wheel 502 continues to pull downwards, the other end of the driving wheel 502 is driven to pull the first rack bar 402 upwards, in the process that the indication needle 801 reaches the sounding barrel 604, the first rack bar 402 rises to be meshed with the gear 304 to enable the gear 304 to rotate, the second rack bar 303 is driven to move downwards in the clockwise rotating process of the gear 304, when the teeth on the first rack bar 402 are meshed with the gear 304, the gear 304 stops rotating, the clockwise stopped rotating 304 drives the second rack bar 303 to move downwards to a fixed position, at this time, the magnet 302 attracts the magnetic block 202 with opposite magnetic poles, the stop block 201 fixedly mounted with the magnetic block 202 slides along the sliding groove 204 formed in the bottom end of the unloading table 1, at this time, the reset spring 203 is compressed, meanwhile, the stop block 201 is removed from the upper end of the door body 10, the deformed tension spring 401 has a pulling force for pulling the door body 10 up, the door body 10 seals the feed inlet of the discharging table 1, the situation that a worker reloads a heavy object into the discharging table 1 is avoided, the discharging table 1 is not overloaded for use, workers are protected, the discharging table 1 is protected, the double protection effect is achieved, when the discharging table 1 is used for discharging materials, the steel wire 501 is not driven to sufficiently pull downwards, the door body 10 falls back to the initial position under the action of the gravity of the door body 10, the rack bar 402 is driven to move downwards to drive the gear 304 to rotate anticlockwise, the gear 304 which rotates anticlockwise moves the meshed rack bar 303 upwards, the magnet 302 moves upwards away from the position acting on the magnetic block 202, the reset spring 203 rebounds after no compression, the stop block 201 is reset, the stopper is limited at the upper end of the door body 10.
The first indicator cylinder 602 is set to be green, the second indicator cylinder 603 is set to be yellow, and the sounding cylinder 604 is set to be red; in operation, by setting the first indicator barrel 602 to green, the second indicator barrel 603 to yellow, and the sounding barrel 604 to red, a better identification of the worker can be achieved.
The rigid wire 501 is fixedly connected with a fastening clip 9; in operation, the clasp 9 is used to tighten the rigid wire so that the indicator needle indication is aligned with the beginning of the green strip.
A method for monitoring the bearing capacity of a discharging platform comprises the following steps:
step one: the staff hoists the unloading platform 1 and the prompting component to the unloading position, and then fixes the unloading platform 1 and the prompting component to the wall surface of the unloading position;
step two: the staff carries the waste materials into the unloading platform 1, and along with the increase of the weight of the materials in the unloading platform 1, the unloading platform 1 can drive a prompt component to work, and the prompt component can instruct the gravity borne in the unloading platform 1 according to the weight of the materials in the unloading platform 1;
step three: when the weight of the materials carried by the discharging table 1 reaches a dangerous value, the prompting component also can make a sound through the sounding part to prompt a worker to stop loading the materials;
step four: the sound generating part generates sound, and meanwhile, the door body 10 can move upwards to close the discharging platform under the action of the driving component, so that the staff can not continue to load materials into the discharging platform 1, and the throwing of the staff is directly prevented;
step five: the staff cancels the fixation of the unloading platform 1 and the prompt component with the wall surface, and lifts the unloading platform 1 and the prompt component onto the bottom surface, and then the waste materials in the unloading platform 1 are transported out.
Working principle: when the unloading platform is required to be used, the unloading platform 1 and the prompting component are not displayed to be hoisted to a position to be unloaded through an external hoisting device, then the unloading platform 1 is installed on a wall body, and then the top end of the prompting component is fixed on the wall body, so that the prompting component, the unloading platform and the wall body form an angle shown in figure 9; the staff carries the material into the unloading platform 1, after the weight borne by the unloading platform 1 is gradually increased, the right end of the unloading platform 1 is sunk downwards as shown in fig. 9, the right end of the unloading platform 1 can drive a prompt component to work, the prompt component can instruct the gravity borne by the unloading platform 1 according to the weight of the material in the unloading platform 1, when the gravity borne by the unloading platform reaches a specified value, the prompt component can give a sound prompt to prompt the worker to stop loading the material, the worker can intuitively and clearly see the gravity borne by the unloading platform, and after the worker stops loading the material, the hoisting device can transport the unloading platform to the ground to clean the material in the unloading platform; according to the invention, through the arrangement of the prompting component, the prompting component can indicate the gravity borne by the unloading platform according to the weight of the material in the unloading platform 1, when the gravity borne by the unloading platform reaches a certain value but a worker does not see the prompting to continuously convey the material into the bearing platform, the prompting component can make a sound, so that the worker is prompted to stop loading the material, the worker can be better reminded not to convey the material into the unloading platform after overload under the condition that the attention of the worker is not concentrated, the unloading platform can work in the optimal bearing range, the falling danger of the unloading platform caused by the overweight of the bearing material can be reduced, the safety of the worker can be protected, and the service life of the unloading platform can be greatly prolonged.
Claims (4)
1. The utility model provides a platform bearing capacity early warning device of unloading of encorbelmenting, includes platform (1) of unloading, its characterized in that: the automatic sounding device is characterized in that a prompt component for indicating and sounding is arranged above the discharging table (1), the prompt component indicates the gravity borne by the discharging table according to the weight of materials in the discharging table (1), and the prompt component prompts sounding when the gravity borne by the discharging table reaches a specified value;
the prompting component comprises a fixing wire (503) and a sounding part, wherein the lower end of the fixing wire (503) is fixedly connected with a prompting cylinder (601), the lower end of the prompting cylinder (601) is fixedly connected with a first indicating cylinder (602), the lower end of the first indicating cylinder (602) is fixedly connected with a second indicating cylinder (603), and the lower end of the second indicating cylinder (603) is rotatably connected with a sounding cylinder (604); the automatic voice prompt device is characterized in that a tension spring (701) is fixedly connected to the inner wall of the upper end of the prompt barrel (601), a fixed plate (702) is fixedly connected to the lower end of the tension spring (701), a rigid line (501) is fixedly connected to the lower surface of the fixed plate (702), an indicator needle (801) is fixedly connected to the rigid line (501), the bottom end of the rigid line (501) is fixedly connected with the discharge table (1), a voice part is arranged in the prompt barrel (601), and the voice part carries out voice prompt after the indicator needle (801) moves down to the position of the voice barrel (604);
the sounding part comprises a fluted disc (803), the fluted disc (803) is fixedly connected to the rigid wire (501), a clamping block (802) is fixedly connected to the top of the fluted disc (803), and a sounding sheet (804) is inserted into the clamping block (802); a plurality of inclined teeth capable of being meshed with the fluted disc (803) are arranged below the fluted disc (803), the inclined teeth are fixedly connected to the inner circumferential side wall of the sounding barrel (604) at equal intervals, the inclined teeth are arranged at the lower end of the inner wall of the sounding barrel (604) and are used for being meshed with the fluted disc (803) to rotate, and the sounding sheet (804) is poked to make the sounding sheet (804) generate sound for prompting workers;
the discharging platform (1) is connected with a door body (10) in a sliding manner, a driving assembly is arranged in the discharging platform (1), and the driving assembly drives the door body (10) to move upwards to close the discharging platform (1) after the sounding part sounds;
the driving assembly comprises a sliding groove (204) and a driving wheel (502), the sliding groove (204) is formed in the bottom of the discharging table (1), and a stop block (201) is connected in the sliding groove (204) in a sliding manner; the stop block (201) is fixedly connected with a reset spring (203) for resetting the stop block, the stop block (201) is fixedly connected with a magnetic block (202), the side surface of the magnetic block (202) is provided with a magnet (302), and the magnetic poles of the magnetic block (202) and the magnet (302) are opposite; a connecting spring (301) for resetting the magnet is fixedly connected to the magnet (302), a rack rod II (303) is fixedly connected to the upper end of the magnet (302), and a gear (304) is meshed with the rack rod II (303); a first rack rod (402) capable of being meshed with the gear (304) is arranged on the side edge of the gear, a tension spring (401) is arranged at the lower end of the first rack rod, and the lower end of the tension spring (401) is fixedly connected with the door body (10); the driving wheel (502) is fixedly connected to the fixing wire (503), the other end of the rigid wire (501) penetrates through and extends to the outside of the prompting cylinder (601), the part of the rigid wire (501) penetrating through the top of the prompting cylinder (601) is wound on the driving wheel (502), and the other end of the rigid wire (501) is fixedly connected with the rack rod.
2. The cantilever type unloading platform bearing capacity early warning device according to claim 1, wherein: the first indicating cylinder (602) is set to be green, the second indicating cylinder (603) is set to be yellow, and the sounding cylinder (604) is set to be red.
3. The cantilever type unloading platform bearing capacity early warning device according to claim 1, wherein: and the rigid wire (501) is fixedly connected with a fastening clamp (9).
4. A method for early warning the bearing capacity of an overhanging type unloading platform, which is suitable for the bearing capacity early warning device of the overhanging type unloading platform according to any one of claims 1 to 3, and is characterized in that; the method comprises the following steps:
step one: the staff lifts the unloading platform (1) and the prompting component to the unloading position, and then the unloading platform (1) and the prompting component are fixed on the wall surface of the unloading position;
step two: the staff carries the waste materials into the unloading platform (1), and along with the increase of the weight of the materials in the unloading platform (1), the unloading platform (1) can drive a prompt component to work, and the prompt component can instruct the gravity borne in the unloading platform (1) according to the weight of the materials in the unloading platform (1);
step three: when the weight of the materials carried by the discharging table (1) reaches a dangerous value, the prompting component also can make a sound through the sounding part to prompt a worker to stop loading the materials;
step four: the door body (10) can move upwards to close the discharging platform immediately under the action of the driving component when the sound generating part generates sound, so that the situation that a worker cannot continuously load materials into the discharging platform (1) can be ensured, and the throwing of the worker is prevented;
step five: the staff cancels the fixation of the unloading platform (1) and the prompting component with the wall surface, and lifts the unloading platform (1) and the prompting component to the ground, and then the waste materials in the unloading platform (1) are transported out.
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