CN115060613A - Safety detection device and method for occupational health in building material industry - Google Patents
Safety detection device and method for occupational health in building material industry Download PDFInfo
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- CN115060613A CN115060613A CN202210633893.8A CN202210633893A CN115060613A CN 115060613 A CN115060613 A CN 115060613A CN 202210633893 A CN202210633893 A CN 202210633893A CN 115060613 A CN115060613 A CN 115060613A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
- G01N3/52—Investigating hardness or rebound hardness by measuring extent of rebound of a striking body
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- B08B1/12—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/04—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by a combination of operations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention discloses a safety detection device and a safety detection method for occupational health in the building material industry, and particularly relates to the field of building materials. The finger is pressed the slidingtype board and is detained, make the slidingtype board detain and move backward, it deflects to drive the arc commentaries on classics board simultaneously, make the surface that corresponds type striking piece striking corresponding type fixture block, then correspond the type fixture block and descend, lose conflict with corresponding type cardboard, it deflects and breaks away from with the spacing knot of annular to correspond the type cardboard after losing the support, thereby rely on the resilience force of rubber reinforcement stretch cord to drive and correspond the type baffle and slide fast, correspond the type baffle and then promote the resiliometer when sliding and remove, make the impact pole striking concrete surface, thereby the impact force degree has been increased.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a safety detection device and a safety detection method for occupational health in the building material industry.
Background
The concrete is a general term of engineering composite material formed by cementing aggregate into a whole by cementing material, the term concrete is cement concrete which is prepared by mixing cement as cementing material, sand stone as aggregate, water, additive and admixture according to a certain proportion and stirring, and is also called ordinary concrete, and the concrete is widely applied to civil engineering. These characteristics make it very widely used, not only in various civil engineering, that is shipbuilding, machinery industry, ocean development, geothermal engineering, etc., but also concrete is an important material.
With the attention of people on the engineering quality, the rapid development and the increasingly mature of the nondestructive testing technology, the application of the nondestructive testing technology in the construction engineering is promoted to increase day by day, the nondestructive testing technology not only becomes one of the detection and analysis means of engineering accidents, but also becomes a reliable monitoring tool in the engineering quality control and the building use process, so to speak, the nondestructive testing tool has a strong place for construction, acceptance and use of the engineering, wherein, the most widely practical nondestructive testing tool represents a resiliometer which is used for testing the compressive strength of concrete, the most widely concrete compressive strength nondestructive testing instrument for field testing is the most rapid, simplest and most economical testing method for obtaining the quality and the strength of concrete, when a worker pushes a tapping rod to collide with the surface of the concrete in the use process of the resiliometer, because impact length undersize leads to the impact hammer not to jump or the dynamics of jumping is not enough to lead to the detected value accurate inadequately, need detect many times, it is more time-consuming and laboursome, and because the impact pole contacts with concrete, be infected with impurity easily and bring into the inside influence detected value of resiliometer, consequently need regularly take apart the inside impurity of resiliometer clearance in order to ensure the normal use of resiliometer, so, to this problem, we propose a safety inspection device and method for building materials trade occupational health.
Disclosure of Invention
In order to overcome the above defects in the prior art, embodiments of the present invention provide a safety detection apparatus and method for occupational health in the building material industry, in which an impact rod contacts with a concrete surface, a finger presses down a sliding type buckle, so that the sliding type buckle moves backwards, and at the same time, an arc-shaped rotating plate is driven to deflect, so that a corresponding impact sheet impacts a surface of a corresponding clamping block, then the corresponding clamping block descends, and loses contact with the corresponding clamping plate, and deflects to separate from an annular limit buckle after the corresponding clamping plate loses contact, so that a corresponding baffle is driven to slide rapidly by resilience of a rubber reinforced elastic rope, and the corresponding baffle further pushes a resiliometer to move when sliding, so that the impact rod impacts the concrete surface to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a safety detection device and a method for occupational health of the building material industry comprise a resiliometer, wherein an inner cavity of the resiliometer is provided with a spring hammer, a central guide rod is inserted into the spring hammer, a spring rod is inserted into one end of the central guide rod, a first spring is sleeved on the outer side of the central guide rod, a padlock is fixedly mounted at the bottom of the spring hammer, a guide flange is fixedly mounted at the bottom of the central guide rod, a corresponding type empty groove is formed in the guide flange, a support rod is fixedly mounted on the inner wall of the corresponding type empty groove, a hinged hook is hinged to the outer side of the support rod of the corresponding type empty groove, a second spring is arranged at the bottom of the guide flange, one end of the resiliometer is in threaded connection with a resiliometer bottom cover, one end of the resiliometer, which is far away from the resiliometer bottom cover, is in threaded connection with a resiliometer nut, a bearing type rack is arranged on the outer side of the resiliometer, a metal elastic rod is fixedly installed on one side of the bearing type rack, a rubber reinforced elastic rope is fixedly connected on one side of the metal elastic rod, a corresponding baffle is fixedly connected at one end of the rubber reinforced elastic rope, an annular limiting buckle is fixedly installed on one side of the corresponding baffle, a corresponding clamping plate is clamped on the inner side of the annular limiting buckle, a first transverse rod is inserted into the corresponding clamping plate and fixedly installed on the inner wall of the bearing type rack, a corresponding clamping block is clamped at the bottom of the corresponding clamping plate, a vertical elastic rod is arranged at the bottom of the corresponding clamping block, a T-shaped base is fixedly installed at one end of the vertical elastic rod and fixedly installed on the inner side of the bearing type rack, a second transverse rod is inserted into the corresponding clamping block, and an annular limiting plate is sleeved on the outer side of the second transverse rod, one side fixed mounting of annular limiting plate has the arc to change the board, one side that the arc changes the board is equipped with corresponding type striking piece, one side fixed mounting that the arc changes the board has spring base, spring base's inboard is equipped with the third spring, one side that spring base was kept away from to the arc changes the board is equipped with the slidingtype board and buckles, the outside fixed mounting of bearing formula frame has horizontal backup pad, the one end fixed mounting of horizontal backup pad has horizontal connecting rod, protective rubber pad has been cup jointed in the outside of horizontal connecting rod, the one end fixed mounting of bearing formula frame has the dust protected drum, one side threaded connection of dust protected drum has the bottom, the one end fixed mounting of bearing formula frame has a front end section of thick bamboo.
The beneficial effect of adopting the further scheme is that: through breaking metal elastic rod off with the fingers and thumb, place the resiliometer in bearing formula frame, promote the resiliometer laminating and correspond type baffle and make and correspond the type baffle and slide, rubber reinforcement stretch cord is elongated, correspond type baffle annular spacing knot and corresponding type cardboard joint when sliding, both hands grip the protective rubber pad, with the contact of resiliometer and concrete surface, the finger is pressed down the slidingtype board and is buckled, make the slidingtype board detain move backward, drive the arc simultaneously and change the board deflection, make corresponding type striking piece striking the surface of corresponding type fixture block, then correspond type fixture block and descend, lose conflict with corresponding type cardboard, it deflects and breaks away from with annular spacing knot to correspond the type cardboard after losing, thereby the resilience force that relies on rubber reinforcement stretch cord drives corresponding type baffle and slides fast, correspond the type baffle and then promote the resiliometer and remove when sliding, make the resiliometer striking pole striking concrete surface.
In a preferred embodiment, a right-angle port is formed at the bottom of the corresponding clamping plate, and the area of the bottom end port of the right-angle port of the corresponding clamping plate is consistent with the area of the bottom end port of the corresponding clamping block.
The beneficial effect of adopting the further scheme is that: through the setting that corresponds type cardboard right angle mouth for it is more firm when corresponding type cardboard contradicts with corresponding type fixture block.
In a preferred embodiment, the number of the ring-shaped limiting plates is two, and the two ring-shaped limiting plates are arranged in a mirror symmetry manner about a vertical center line of the corresponding fixture block.
The beneficial effect of adopting the further scheme is that: the arc-shaped rotating plate is stably supported by the plurality of annular limiting plates.
In a preferred embodiment, the number of the protective rubber pads is provided in plurality, and the plurality of protective rubber pads are arranged in mirror symmetry with respect to a vertical center line of the bottom cover.
The beneficial effect of adopting the further scheme is that: through the setting of a plurality of protection rubber pads for the staff can both hands grip, thereby increases the stationarity.
In a preferred embodiment, a rubber air bag is arranged on the inner side of the front end tube, and the front end tube and the rubber air bag are arranged in a conical state.
The beneficial effect of adopting the further scheme is that: through the setting of rubber gasbag and front end section of thick bamboo awl form, play anastomotic effect with the resiliometer for the resiliometer reaches spacing effect when sliding to rubber gasbag inboard, prevents that the resiliometer from rocking.
In a preferred embodiment, the top of the rubber airbag is provided with a plurality of vent holes, and the vent holes are arranged in a plurality of numbers and are sequentially arranged in an annular and equidistant manner about the central axis of the rubber airbag.
The beneficial effect of adopting the further scheme is that: through the setting in exhaust hole, when resiliometer slip pressurization rubber gasbag, the rubber gasbag receives the extrusion to produce the air current, blows to impact pole and nylon wire brush hair through exhaust hole discharge for the impurity of nylon wire brush hair in the clearance impact pole outside can drop outside.
In a preferred embodiment, an annular protective pad is bonded to the inside of the front end barrel.
The beneficial effect of adopting the further scheme is that: through the setting of annular protection pad, prevent that impurity from getting into the inner chamber.
In a preferred embodiment, nylon filament bristles are adhered to the inner side of the annular protection pad.
The beneficial effect of adopting the further scheme is that: through the setting of nylon yarn brush hair, can clean the impurity in the bouncing rod outside when the bouncing rod slides.
In a preferred embodiment, a limiting sliding groove is formed in the bearing type rack, a limiting connecting block is connected in the limiting sliding groove of the bearing type rack in a sliding mode, and the limiting connecting block is fixedly installed on the outer side of the corresponding baffle.
The beneficial effect of adopting the further scheme is that: through the setting of the spacing spout of bearing formula frame for it is spacing to correspond the type baffle when sliding, thereby is more stable.
In a preferred embodiment, a detection model is constructed, and a detection regions are firstly generated in each region of the device, wherein each detection region can predict (6+1) values, wherein the first 6 values represent the distance t from the center coordinate of the detection region to the starting point of the upper left corner of the current Grid x And t y And the height and width scaling coefficient t of the detection area w And t h And confidence of the detected region c, and the other 1 value represents the classification probability of the undetected region and the detected region. Then, for a plurality of detection areas which are generated by the same type and are the same target in space, calculating the intersection ratio of the detection areas and the real frame of the target, selecting the detection area with the maximum intersection ratio from the obtained intersection ratios, namely the detection area model obtained finally is as follows:
4 predicted values of the detection area position can be converted into relative positions during loss calculation, the conversion formula is shown as formula (4), wherein a symbol sigma (x) is a sigmoid function, and c x And c y Is the coordinate of the upper left corner point of Grid where the detection area is located, l w And l h Width and height of the detection area;
after a detection model is established, detection evaluation is carried out by using the average precision mean value, and the evaluation model is as follows:
wherein mAP represents average precision mean value, and n represents category number; APc represents the average accuracy of class c.
The detection model and the evaluation method are established, so that the effectiveness and the precision of the transfer device in detection are guaranteed, the model and the evaluation method are simple and rapid, the result of the device in detection can be evaluated reliably and rapidly, and the realizability of the device is greatly improved.
A safety detection method for occupational health in the building material industry comprises the following steps:
s1, the metal elastic rod is broken outwards by a worker, so that a large gap is reserved to enable the resiliometer to be placed in the bearing type rack, the resiliometer is pushed to be attached to the corresponding type baffle to enable the corresponding type baffle to slide, the rubber reinforced elastic rope is stretched, and the annular limiting buckle is clamped with the corresponding type clamping plate when the corresponding type baffle slides.
S2, finding out concrete with smooth surface, holding the protective rubber pad with two hands, and tightly attaching one end of the front end cylinder to the surface of the concrete.
S3, pressing down the sliding type board buckle by a finger to enable the sliding type board buckle to move backwards and drive the arc-shaped rotating plate to deflect, enabling the corresponding type impact piece to impact the surface of the corresponding type clamping block, then enabling the corresponding type clamping block to descend to lose contact with the corresponding type clamping plate, enabling the corresponding type clamping plate to deflect after losing contact and to be separated from the annular limiting buckle, and therefore driving the corresponding type baffle to slide rapidly by means of resilience force of the rubber reinforced elastic rope, and further pushing the resiliometer to move when the corresponding type baffle slides, and enabling the impact rod to impact the surface of concrete.
S4, when the resiliometer slides to pressurize the rubber air bag, the rubber air bag is extruded to generate air flow, and the air flow is discharged through the vent holes and blown to the bouncing rod and the nylon wire bristles, so that the impurities on the outer side of the bouncing rod can fall outside when the nylon wire bristles are cleaned.
The invention has the technical effects and advantages that:
1. according to the invention, the rubber reinforced elastic rope is arranged, the impact rod is contacted with the surface of concrete, and a finger presses the sliding type board fastener, so that the sliding type board fastener moves backwards, and meanwhile, the arc-shaped rotating plate is driven to deflect, so that the corresponding type impact sheet impacts the surface of the corresponding type clamping block, then the corresponding type clamping block descends and loses contact with the corresponding type clamping plate, the corresponding type clamping plate deflects after losing contact and is separated from the annular limiting fastener, so that the corresponding type baffle plate is driven to rapidly slide by the resilience force of the rubber reinforced elastic rope, and the resiliometer is pushed to move when the corresponding type baffle plate slides, so that the impact rod impacts the surface of the concrete, and the impact force is increased;
2. according to the invention, the rubber air bag is arranged, and through the arrangement of the vent holes, when the resiliometer slides and pressurizes the rubber air bag, the rubber air bag is extruded to generate air flow, and the air flow is discharged through the vent holes and blown to the bouncing rod and the nylon wire bristles, so that impurities on the outer side of the bouncing rod cleaned by the nylon wire bristles can fall outside, and thus the impurities are prevented from entering the resiliometer;
3. the invention ensures the effectiveness and the precision of the transfer device during detection by establishing a detection model and an evaluation method, and the model and the evaluation method are simple, fast and reliable to evaluate the result of the device during detection, thereby greatly increasing the realizability of the device.
Drawings
Fig. 1 is a structural sectional view of the present invention.
FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention.
FIG. 3 is an enlarged view of the structure of the portion C of FIG. 1 according to the present invention.
Fig. 4 is a structural sectional view of the present invention.
FIG. 5 is an enlarged view of the portion B of FIG. 4 according to the present invention.
Fig. 6 is a schematic view of the overall structure of the present invention.
FIG. 7 is a schematic structural diagram of a baffle according to the present invention.
Fig. 8 is a cross-sectional view of the bottom structure of the present invention.
Fig. 9 is a schematic structural view of the protective rubber pad of the present invention.
Fig. 10 is a schematic structural view of the slide buckle according to the present invention.
The reference signs are: 1. a rebound tester; 2. a percussion hammer; 3. a central guide rod; 4. a tapping rod; 5. a first spring; 6. a latch portion; 7. a guide flange; 8. a corresponding type empty slot; 9. a hinged hook; 10. a second spring; 11. a rebound apparatus bottom cover; 12. a resiliometer nut; 13. a load-bearing frame; 14. a metal spring rod; 15. reinforcing the elastic rope by using rubber; 16. a corresponding baffle plate; 17. an annular limit buckle; 18. a corresponding type clamping plate; 19. a first transverse bar; 20. a corresponding type clamping block; 21. a vertical elastic rod; 22. a T-shaped base; 23. a second transverse bar; 24. an annular limiting plate; 25. an arc-shaped rotating plate; 26. a corresponding type impact sheet; 27. a spring mount; 28. a third spring; 29. a sliding plate buckle; 30. a transverse support plate; 31. a transverse connecting rod; 32. a protective rubber pad; 33. a dust-proof cylinder; 34. a bottom cover; 35. a front end barrel; 36. a rubber air bag; 37. an exhaust hole; 38. an annular protective pad; 39. nylon filament bristles; 40. and a limiting connecting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1: a safety detection device and a method for occupational health in the building material industry comprise a resiliometer 1, as shown in figure 1, an elastic hammer 2 is arranged in an inner cavity of the resiliometer 1, a central guide rod 3 is inserted into the elastic hammer 2, an elastic rod 4 is inserted into one end of the central guide rod 3, a first spring 5 is sleeved on the outer side of the central guide rod 3, as shown in figure 2, a hanging lock part 6 is fixedly installed at the bottom of the elastic hammer 2, a guide flange 7 is fixedly installed at the bottom of the central guide rod 3, a corresponding hollow groove 8 is formed in the guide flange 7, a support rod is fixedly installed on the inner wall of the corresponding hollow groove 8, a hinged hook 9 is hinged to the outer side of the support rod of the corresponding hollow groove 8, a second spring 10 is arranged at the bottom of the guide flange 7, as shown in figure 1, a resiliometer bottom cover 11 is connected to one end of the resiliometer 1 through threads, a resiliometer nut 12 is connected to one end of the resiliometer 1, which is far away from the resiliometer bottom cover 11, as shown in fig. 6, a bearing type frame 13 for covering and supporting the resiliometer 1 is disposed on the outer side of the resiliometer 1, a metal elastic rod 14 is fixedly mounted on one side of the bearing type frame 13, the metal elastic rod 14 is made of plastic material, the resiliometer 1 can be placed in the bearing type frame 13 by breaking the metal elastic rod 14, a rubber reinforced elastic rope 15 is fixedly connected on one side of the metal elastic rod 14, a corresponding type baffle 16 is fixedly connected on one end of the rubber reinforced elastic rope 15, the rubber reinforced elastic rope 15 can drive the corresponding type baffle 16 to slide 9 by the elastic force of the rubber reinforced elastic rope 15, as shown in fig. 4, an annular limit buckle 17 is fixedly mounted on one side of the corresponding type baffle 16, as shown in fig. 5, a corresponding type clamping plate 18 is clamped on the inner side of the annular limit buckle 17, and the corresponding type clamping plate 18 is clamped by the annular limit buckle 17, which plays a role of fixing and limiting the corresponding type baffle 16, the rubber reinforced elastic rope 15 is lengthened, the force is stronger during rebounding, a first transverse rod 19 for supporting is inserted into the corresponding clamping plate 18, the first transverse rod 19 is fixedly installed on the inner wall of the bearing type frame 13, a corresponding clamping block 20 is clamped at the bottom of the corresponding clamping plate 18, a vertical elastic rod 21 is arranged at the bottom of the corresponding clamping block 20, the vertical elastic rod 21 is made of plastic materials and abuts against the corresponding clamping block 20 through the vertical elastic rod 21, the corresponding clamping block 20 and the corresponding clamping plate 18 are in a clamping shape, a T-shaped base 22 which is used for supporting is fixedly installed at one end of the vertical elastic rod 21, the T-shaped base 22 is fixedly installed at the inner side of the bearing type frame 13, a second transverse rod 23 for supporting is inserted into the corresponding clamping block 20, a ring-shaped limiting plate 24 for supporting is sleeved at the outer side of the second transverse rod 23, an arc-shaped rotating plate 25 for overturning is fixedly installed at one side of the ring-shaped limiting plate 24, a corresponding impact sheet 26 is arranged on one side of the arc-shaped rotating plate 25, the corresponding impact sheet 26 is driven to push the corresponding fixture block 20 to move downwards by the deflection of the arc-shaped rotating plate 25, so as to lose the conflict with the corresponding clamping plate 18, a spring base 27 is fixedly arranged on one side of the arc-shaped rotating plate 25, a third spring 28 is arranged on the inner side of the spring base 27, when the arc-shaped rotating plate 25 deflects, the arc-shaped rotating plate 25 is reset by the resilience of the third spring 28, a sliding plate buckle 29 is arranged on one side of the arc-shaped rotating plate 25 away from the spring base 27, the sliding plate buckle 29 is pulled by fingers, the sliding plate buckle 29 slides backwards, and the arc-shaped rotating plate 25 is driven to deflect, as shown in figure 6, a transverse supporting plate 30 for supporting is fixedly arranged on the outer side of the bearing type rack 13, and a transverse connecting rod 31 for supporting is fixedly arranged at one end of the transverse supporting plate 30, the outer side of the transverse connecting rod 31 is sleeved with a protective rubber pad 32 for skid resistance, one end of the bearing type rack 13 is fixedly provided with a dustproof type cylinder 33 for cladding, one side of the dustproof type cylinder 33 is in threaded connection with a bottom cover 34 for sealing, and one end of the bearing type rack 13 is fixedly provided with a front end cylinder 35.
Example 2: as shown in fig. 5, the right angle mouth has been seted up to the bottom of corresponding type cardboard 18, the right angle mouth bottom port area of corresponding type cardboard 18 is unanimous with the bottom port area of corresponding type fixture block 20, setting through corresponding type cardboard 18 right angle mouth, it is more firm when making corresponding type cardboard 18 contradict with corresponding type fixture block 20, ring limiting plate 24's quantity sets up to two, two ring limiting plate 24 are the mirror symmetry form setting about the vertical center line that corresponds type fixture block 20, the effect of stabilizing the support is played to arc commentaries on classics board 25 through the setting of a plurality of ring limiting plate 24, as shown in fig. 6, the quantity of protection rubber pad 32 sets up to a plurality ofly, a plurality of protection rubber pads 32 are the mirror symmetry form setting about the vertical center line of bottom 34, setting through a plurality of protection rubber pads 32, make the staff can both hands grip, thereby increase the stationarity.
Example 3: as shown in fig. 1, a rubber air bag 36 is arranged on the inner side of the front end barrel 35, the front end barrel 35 and the rubber air bag 36 are arranged in a conical state, and the rubber air bag 36 and the front end barrel 35 are arranged in a conical state to achieve an effect of matching with the resiliometer 1, so that the resiliometer 1 can achieve a limiting effect when sliding to the inner side of the rubber air bag 36, and the resiliometer 1 is prevented from shaking, and through the arrangement of the rubber air bag 36, the resiliometer 1 can be prevented from being worn with the front end barrel 35 when sliding, and an air flow can be generated inside the rubber air bag 36 when colliding, as shown in fig. 3, the top of the rubber air bag 36 is provided with a plurality of vent holes 37, the vent holes 37 are arranged in a circular equidistant sequence around the central axis of the rubber air bag 36, and through the arrangement of the vent holes 37, when the resiliometer 1 slides and pressurizes the rubber air bag 36, the rubber air flow is generated by extrusion of the rubber air bag 36, blow to impact pole 4 and nylon wire brush hair 39 through exhaust hole 37 discharge, make the impurity of nylon wire brush hair 39 in the clearance impact pole 4 outside drop outside, the inboard of a front end section of thick bamboo 35 bonds there is annular protection pad 38, the inboard of annular protection pad 38 bonds and has the nylon wire brush hair 39 that is used for clean impact pole 4 surface impurity, as shown in fig. 7, spacing spout has been seted up to bearing formula frame 13's inside, sliding connection has spacing connecting block 40 in bearing formula frame 13's spacing spout, spacing connecting block 40 fixed mounting is in the outside that corresponds type baffle 16, setting through bearing formula frame 13 spacing spout, make and correspond type baffle 16 by spacingly when sliding, thereby it is more stable.
The working principle is as follows: by breaking off the metal elastic rod 14, placing the resiliometer 1 in the bearing type frame 13, pushing the resiliometer 1 to be attached to the corresponding type baffle 16 to enable the corresponding type baffle 16 to slide, extending the rubber reinforced elastic rope 15, clamping the corresponding type baffle 16 with the corresponding type clamping plate 18 when sliding, holding the protective rubber pad 32 with two hands, contacting the elastic striking rod 4 with the concrete surface, pressing the sliding type plate buckle 29 with fingers to move the sliding type plate buckle 29 backwards, driving the arc-shaped rotating plate 25 to deflect, enabling the corresponding type striking plate 26 to strike the surface of the corresponding type clamping block 20, then descending the corresponding type clamping block 20 to be collided with the corresponding type clamping plate 18, enabling the corresponding type clamping plate 18 to be collided and deflected to be separated from the annular limiting buckle 17, thereby driving the corresponding type baffle 16 to slide rapidly by means of the elastic rope 15, further pushing the resiliometer 1 to move when sliding, make impact rod 4 striking concrete surface, when resiliometer 1 slides pressurization rubber air bag 36, rubber air bag 36 receives the extrusion and produces the air current, discharges through exhaust hole 37 and blows to impact rod 4 and nylon wire brush hair 39 for nylon wire brush hair 39 can drop outside in the impurity of clearance impact rod 4 outside.
In a preferred embodiment, a detection model is constructed, and a detection regions are generated in each region of the device, wherein each detection region predicts (6+1) values, the first 6 values represent the distance t from the center coordinate of the detection region to the starting point of the upper left corner of the current Grid x And t y And the height and width scaling coefficient t of the detection area w And t h And confidence of the detected region c, and the other 1 value represents the classification probability of the undetected region and the detected region. Then, for a plurality of detection areas which are generated by the same type and are the same target in space, calculating the intersection ratio of the detection areas and the real frame of the target, selecting the detection area with the maximum intersection ratio from the obtained intersection ratios, namely the detection area model obtained finally is as follows:
4 predicted values of the detection area position can be converted into relative positions during loss calculation, the conversion formula is shown as formula (4), wherein a symbol sigma (x) is a sigmoid function, and c x And c y The coordinates of the upper left corner point of the Grid where the detection area is located are shown, and lw and lh are the width and height of the detection area;
after a detection model is established, detection evaluation is carried out by using the average precision mean value, and the evaluation model is as follows:
wherein mAP represents average precision mean value, and n represents category number; APc represents the average accuracy of class c.
In the embodiment, the effectiveness and the precision of the transfer device in detection are ensured by establishing the detection model and the evaluation method, the model and the evaluation method are simple and rapid, the result of the device in detection can be reliably evaluated, and the realizability of the device is greatly improved.
A safety detection method for occupational health in the building material industry comprises the following steps:
s1, the worker breaks the metal elastic rod 14 outwards to leave a large gap so that the resiliometer 1 can be placed in the bearing type rack 13, the resiliometer 1 is pushed to be attached to the corresponding baffle 16 to enable the corresponding baffle 16 to slide, the rubber reinforced elastic rope 15 is stretched, and the annular limit buckle 17 is clamped with the corresponding clamping plate 18 when the corresponding baffle 16 slides.
S2, finding out concrete with smooth surface, holding the protective rubber pad 32 with both hands, and tightly attaching one end of the front end barrel 35 to the surface of the concrete.
S3, pressing down the sliding board fastener 29 by fingers to enable the sliding board fastener 29 to move backwards and drive the arc-shaped rotating board 25 to deflect, enabling the corresponding type impact piece 26 to impact the surface of the corresponding type clamping block 20, then enabling the corresponding type clamping block 20 to descend to lose contact with the corresponding type clamping plate 18, enabling the corresponding type clamping plate 18 to deflect after losing contact and to be separated from the annular limiting fastener 17, and accordingly driving the corresponding type baffle 16 to slide rapidly by means of resilience force of the rubber reinforced elastic rope 15, and further pushing the resiliometer 1 to move when the corresponding type baffle 16 slides, and enabling the striking rod 4 to impact the surface of concrete.
S4, when the resiliometer 1 slides and presses the rubber air bag 36, the rubber air bag 36 is squeezed to generate air flow, and the air flow is discharged through the vent holes 37 and blown to the bouncing rod 4 and the nylon bristle 39, so that impurities on the outer side of the bouncing rod 4 cleaned by the nylon bristle 39 can fall outside.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A safety inspection device for building materials trade occupational health, includes resiliometer (1), its characterized in that: the inner chamber of resiliometer (1) is equipped with elastic hammer (2), the inside of elastic hammer (2) is pegged graft and is had central guide arm (3), the one end of central guide arm (3) is pegged graft and is had elastic rod (4), first spring (5) have been cup jointed in the outside of central guide arm (3), the bottom fixed mounting of elastic hammer (2) has padlock portion (6), the bottom fixed mounting of central guide arm (3) has guide flange (7).
2. A safety inspection device for occupational health in the building materials industry of claim 1, wherein: corresponding type dead slot (8) have been seted up to the inside of guiding flange (7), the inner wall fixed mounting that corresponds type dead slot (8) has the bracing piece, the bracing piece outside that corresponds type dead slot (8) articulates there is articulated formula couple (9), the bottom of guiding flange (7) is equipped with second spring (10), the one end threaded connection of resiliometer (1) has resiliometer bottom (11), the one end threaded connection that resiliometer bottom (11) were kept away from in resiliometer (1) has resiliometer nut (12), the outside of resiliometer (1) is equipped with bearing formula frame (13).
3. A safety inspection device for occupational health in the building materials industry of claim 1, wherein:
a metal elastic rod (14) is fixedly mounted on one side of the bearing type rack (13), a rubber reinforcing elastic rope (15) is fixedly connected on one side of the metal elastic rod (14), a corresponding baffle (16) is fixedly connected at one end of the rubber reinforcing elastic rope (15), an annular limiting buckle (17) is fixedly mounted on one side of the corresponding baffle (16), a corresponding clamping plate (18) is clamped on the inner side of the annular limiting buckle (17), a first transverse rod (19) is inserted into the corresponding clamping plate (18), the first transverse rod (19) is fixedly mounted on the inner wall of the bearing type rack (13), and a corresponding clamping block (20) is clamped at the bottom of the corresponding clamping plate (18); the bottom of the corresponding clamping block (20) is provided with a vertical elastic rod (21), one end of the vertical elastic rod (21) is fixedly provided with a T-shaped base (22), the T-shaped base (22) is fixedly arranged on the inner side of the bearing type rack (13), a second transverse rod (23) is inserted into the corresponding clamping block (20), the outer side of the second transverse rod (23) is sleeved with an annular limiting plate (24), one side of the annular limiting plate (24) is fixedly provided with an arc-shaped rotating plate (25), one side of the arc-shaped rotating plate (25) is provided with a corresponding impact sheet (26), one side of the arc-shaped rotating plate (25) is fixedly provided with a spring base (27), the inner side of the spring base (27) is provided with a third spring (28), one side of the arc-shaped rotating plate (25) far away from the spring base (27) is provided with a sliding plate buckle (29), the outer side of the bearing type rack (13) is fixedly provided with a transverse supporting plate (30), a transverse connecting rod (31) is fixedly installed at one end of the transverse supporting plate (30), a protective rubber pad (32) is sleeved on the outer side of the transverse connecting rod (31), a dustproof cylinder (33) is fixedly installed at one end of the bearing type rack (13), a bottom cover (34) is in threaded connection with one side of the dustproof cylinder (33), and a front end cylinder (35) is fixedly installed at one end of the bearing type rack (13); the bottom of the corresponding clamping plate (18) is provided with a right-angle port, and the area of the bottom port of the right-angle port of the corresponding clamping plate (18) is consistent with the area of the bottom port of the corresponding clamping block (20); the number of the annular limiting plates (24) is two, and the two annular limiting plates (24) are arranged in a mirror symmetry mode about the vertical center line of the corresponding fixture block (20).
4. A safety inspection device for occupational health in the building materials industry of claim 3, wherein: the number of the protective rubber pads (32) is set to be a plurality of, and the protective rubber pads (32) are arranged in a mirror symmetry mode relative to the vertical center line of the bottom cover (34).
5. The safety detection device for occupational health of the building material industry of claim 4, wherein: the inner side of the front end cylinder (35) is provided with a rubber air bag (36), and the front end cylinder (35) and the rubber air bag (36) are arranged in a conical state.
6. The safety detection device for occupational health of the building material industry of claim 5, wherein: exhaust hole (37) have been seted up at the top of rubber gasbag (36), the quantity of exhaust hole (37) sets up to a plurality ofly, and is a plurality of exhaust hole (37) are annular equidistance and arrange the setting in proper order about the central axis of rubber gasbag (36).
7. The safety detection device for occupational health of the building material industry of claim 6, wherein: an annular protective pad (38) is bonded on the inner side of the front end cylinder (35).
8. A safety inspection device for occupational health in the building materials industry of claim 8, wherein: the inner side of the annular protective pad (38) is adhered with nylon yarn brush hairs (39).
9. A safety inspection device for occupational health in the building materials industry of claim 8, wherein: the bearing type frame is characterized in that a limiting sliding groove is formed in the bearing type frame (13), a limiting connecting block (40) is connected in the limiting sliding groove of the bearing type frame (13) in a sliding mode, and the limiting connecting block (40) is fixedly installed on the outer side of the corresponding baffle (16).
10. A safety inspection method for occupational health in the building materials industry according to any one of claims 1 to 9, wherein: the method comprises the following steps:
s1, the worker breaks the metal elastic rod (14) outwards to leave a large gap so that the resiliometer (1) can be placed in the bearing type rack (13), the resiliometer (1) is pushed to be attached to the corresponding baffle (16) to enable the corresponding baffle (16) to slide, the rubber reinforced elastic rope (15) is stretched, and the annular limiting buckle (17) is clamped with the corresponding clamping plate (18) when the corresponding baffle (16) slides;
s2, finding out concrete with smooth surface, holding the protective rubber pad (32) with two hands, and tightly attaching one end of the front end cylinder (35) to the surface of the concrete;
s3, pressing down the sliding type board fastener (29) by a finger to enable the sliding type board fastener (29) to move backwards and drive the arc-shaped rotating plate (25) to deflect simultaneously to enable the corresponding type impact piece (26) to impact the surface of the corresponding type clamping block (20), then enabling the corresponding type clamping block (20) to descend and lose contact with the corresponding type clamping plate (18), enabling the corresponding type clamping plate (18) to deflect after losing contact and to be separated from the annular limiting fastener (17), so that the corresponding type baffle (16) is driven to slide rapidly by resilience force of the rubber reinforcing elastic rope (15), and the corresponding type baffle (16) further pushes the resiliometer (1) to move when sliding to enable the elastic rod (4) to impact the surface of concrete;
s4, when the resiliometer (1) slides and pressurizes the rubber air bag (36), the rubber air bag (36) is extruded to generate air flow, and the air flow is discharged through the exhaust hole (37) and blown to the bouncing rod (4) and the nylon wire bristles (39), so that impurities on the outer side of the bouncing rod (4) cleaned by the nylon wire bristles (39) can fall outside.
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| CN202210633893.8A CN115060613A (en) | 2022-06-07 | 2022-06-07 | Safety detection device and method for occupational health in building material industry |
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| CN202210633893.8A CN115060613A (en) | 2022-06-07 | 2022-06-07 | Safety detection device and method for occupational health in building material industry |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116164915A (en) * | 2023-04-21 | 2023-05-26 | 合肥百川自动化科技有限公司 | Static stiffness test bed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116164915A (en) * | 2023-04-21 | 2023-05-26 | 合肥百川自动化科技有限公司 | Static stiffness test bed |
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