CN111537177A - Detection apparatus for safety device - Google Patents
Detection apparatus for safety device Download PDFInfo
- Publication number
- CN111537177A CN111537177A CN202010398310.9A CN202010398310A CN111537177A CN 111537177 A CN111537177 A CN 111537177A CN 202010398310 A CN202010398310 A CN 202010398310A CN 111537177 A CN111537177 A CN 111537177A
- Authority
- CN
- China
- Prior art keywords
- wall
- block
- locking
- hook
- cross beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
-
- 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
- G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
- G01N3/303—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated only by free-falling weight
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/001—Impulsive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/0282—Two dimensional, e.g. tapes, webs, sheets, strips, disks or membranes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention relates to a detection device of a safety facility, which comprises a safety net and a safety belt, and also comprises wall plates which are oppositely arranged at the left and right, a supporting plate arranged between the two wall plates, a support, a hook positioned above the support, a punching ball, a fixed block, a locking block, an operating dummy and a connecting belt bound on the operating dummy, wherein the locking block is respectively arranged on the side wall of the punching ball and one end of the connecting belt, which is far away from the operating dummy; the detection device can synchronously detect the safety net and the safety belt, improves the detection efficiency and reduces the detection cost.
Description
Technical Field
The invention relates to the technical field of safety net and safety belt detection, in particular to a detection device for safety facilities.
Background
In engineering detection, in order to guarantee the safety of the built, under-built and to-be-built construction engineering, the foundation, the building material, the construction process and the building structure related to a building need to be tested in the whole construction process, such as the detection of a safety net and a safety belt.
The traditional Chinese patent with the publication number of CN104568361B discloses an automatic detection device for a safety net, which comprises a support, an impact hammer and an automatic tensioning structure, wherein the automatic tensioning structure is used for being hung and can adjust the tension degree of the safety net; in the detection process, the detection device reduces manual intervention so as to reduce labor intensity and improve accuracy.
However, the above technical solutions have the following disadvantages: when the safety belt needs to be detected, the safety net needs to be detached firstly and then detected, and the distance between the automatic tensioning structure and the ground is fixed and cannot be adjusted, so that the safety belt is not suitable for impact detection of the safety belt, a corresponding detection device needs to be replaced, and the detection cost is increased.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a detection device for safety facilities, which can synchronously detect a safety net and a safety belt, improves the detection efficiency and reduces the detection cost.
The above object of the present invention is achieved by the following technical solutions:
a detection device of a safety facility comprises a safety net and a safety belt, and also comprises wall plates which are oppositely arranged at the left and the right, a supporting plate arranged between the two wall plates, a bracket, a hook positioned above the bracket, impact balls, a fixed block, a locking block, an operation dummy and a connecting belt which is bound on the operation dummy, the locking blocks are respectively arranged on the side wall of the impact ball and one end of the connecting belt far away from the operation dummy, the bottom wall of the fixing block is provided with a locking groove, a locking component for fixing the locking block is arranged in the locking groove, the hook is arranged on the bottom wall of the supporting plate, one end of the safety belt is hung on the hook, the other end of the safety belt is bound on the operation dummy, the support is provided with a positioning piece for fixing the safety net, the impact ball does free-fall motion and falls on the safety net, and the supporting plate is provided with a lifting assembly for adjusting the height of the fixing block.
By adopting the technical scheme, before detection, the locking block is fixed in the locking groove by using the locking assembly, so that the impact ball can be arranged at the bottom of the fixing block, and one end of the connecting belt can be arranged at the bottom of the fixing block, thereby realizing the connection of the fixing block and the operation dummy; then fixing the safety net on the bracket by using a positioning piece; finally, the lifting assembly is used for driving the fixing block to lift to a proper height, and further driving the impact ball and the operation dummy to lift to a proper height;
during detection, the locking block is released by the locking assembly, and then the impact ball moves downwards in a free-falling manner, so that the impact ball falls on the safety net to detect the impact force of the safety net; meanwhile, the operation dummy falls downwards, and the safety belt stretches to realize the impact force detection on the safety belt; the detection device with the structure can synchronously detect the safety net and the safety belt without additionally replacing the detection device, thereby improving the detection efficiency and reducing the detection cost.
The invention is further configured to: the support is including first strutbeam, second strutbeam, found roof beam, first crossbeam, second crossbeam, stand, the stiffener that from top to bottom arranges in proper order, first strutbeam and second strutbeam set up between the relative lateral wall of two wallboards, first crossbeam, second crossbeam all are the setting of horizontality L type, it sets up on the lateral wall of two wallboards relatively to found the roof beam, it deviates from the lateral wall of wallboard and the lateral wall fixed connection of first crossbeam to found the roof beam, the equipartition is equipped with a plurality of tie-beams between the relative lateral wall of first crossbeam and second crossbeam, the equidistant range of stand is at the diapire of first crossbeam, the stiffener sets up between the bottom lateral wall of adjacent stand, two liang the diapire both sides at the backup pad are fixed respectively to the top of standing the roof beam.
Through adopting above-mentioned technical scheme, the support that first strutbeam, second strutbeam, backup pad, found roof beam, stand, stiffener, first crossbeam, second crossbeam and connecting beam combination formed plays stable bearing effect to backup pad, setting element, lifting unit, has improved the stability of testing process.
The invention is further configured to: the locking assembly comprises an electromagnet arranged in the locking groove and a magnet arranged on the side wall of the locking block, and the bottom wall of the electromagnet is provided with a positioning groove matched with the locking block.
By adopting the technical scheme, the electromagnet is sequentially inserted into the locking groove and the positioning groove from bottom to top, then the electromagnet is electrified, the electromagnet generates a magnetic field, the magnet is tightly adsorbed with the electromagnet, and the locking block can be fixed in the positioning groove, so that the impact ball is fixed; during detection, the electromagnet is powered off, the magnetic field disappears, the magnet is not adsorbed by the electromagnet, the impact ball makes free-falling motion, the operation dummy makes free-falling motion, and finally the safety net is detected; this locking mode, easy operation, the convenience has improved detection efficiency.
The invention is further configured to: the fixed block is located the notch lateral wall in locking groove and is equipped with the locating plate to the slope of ground, the lateral wall slope of locking piece is equipped with the magnetic pole corresponding with the locating plate, the lower one end of magnetic pole links to each other with the lateral wall of locking piece, the lateral wall of locating plate is equipped with and supplies the magnetic pole to insert the location mouth in the locking groove, the magnetic pole adsorbs on the lateral wall of electro-magnet, the perisporium of electro-magnet is established to the inclined plane.
By adopting the technical scheme, the arrangement of the positioning hole and the magnetic rod can limit the insertion of the locking block, so that the locking block can be quickly and accurately inserted into the positioning groove; the setting on inclined plane, the convenience inserts the locking inslot with the magnetic pole, because the magnetic pole has magnetism, with the electro-magnet circular telegram back, the magnetic pole adsorbs the outer wall at the electro-magnet, and then has improved the stability of fixing the locking piece in the constant head tank for towards the ball and the operation dummy can be stable along with the fixed block goes up and down.
The invention is further configured to: the lower end of the magnetic rod is hinged to the side wall of the locking block, and a spring is arranged between the magnetic rod and the side wall of the bottom end of the locking block.
By adopting the technical scheme, the magnetic rod is hinged with the side wall of the locking block, so that the angle of the magnetic rod is conveniently adjusted, and the magnetic rod is conveniently inserted into the locking groove; the setting of spring plays spacing effect to the angle between magnetic pole and the locking piece lateral wall, can support the magnetic pole tightly on the outer wall of electro-magnet simultaneously, has strengthened the stability that the locking piece adsorbs in the constant head tank.
The invention is further configured to: the fixed block is internally provided with a cavity communicated with the locking groove, the locking assembly comprises an inner ring block fixed in the cavity, an outer ring block rotating and arranged in the cavity, a plurality of fixed rods uniformly distributed on the top wall of the inner ring block, a fan-shaped plate hinged on the bottom wall of the inner ring block and arranged at equal intervals along the circumferential direction of the inner ring block, a vertical rod arranged on the bottom wall of the fan-shaped plate, a plurality of insert blocks arranged on the bottom wall of the vertical rod, an arc-shaped rod hinged on one end of the fan-shaped plate far away from a hinge point, sawteeth arranged on the ring wall of the outer ring block, a fluted disc rotating and arranged in the cavity and meshed with the sawteeth, the top end of the fixed rod is fixed on the inner top wall of the cavity, one end, far away from the fan-shaped plates, of the arc-shaped rod is hinged to the top wall of the outer ring block, the plurality of fan-shaped plates are enclosed to form a circle, and a plurality of slots for inserting the inserting blocks are arranged on the peripheral wall of the locking block at equal intervals along the circumferential direction of the locking block.
By adopting the technical scheme, after the locking block is inserted into the locking groove, the motor is started to drive the fluted disc to rotate forwards, the outer ring block is driven to rotate due to the meshing of the sawteeth and the fluted disc, and the arc-shaped rod further rotates along with the rotation of the outer ring block; on the contrary, when the fluted disc rotates reversely, the angle between the arc-shaped rod and the fan-shaped plate and the angle between the arc-shaped rod and the outer ring block are gradually reduced, then the inserting block is taken out from the slot, at the moment, the locking block falls from the locking slot, and then the impact ball and the operation dummy do free-fall motion.
The invention is further configured to: the outer ring wall of the inner ring block is provided with a plurality of openings at equal intervals along the circumferential direction, the side of each opening, which is in contact with the arc-shaped rod, is provided with an arc-shaped transition surface, the side wall of each insertion block is provided with an arc-shaped surface, and the size of each insertion groove is larger than that of each insertion block.
Through adopting above-mentioned technical scheme, because the motion trail of arc pole and inserted block is the arc, the cooperation of transition face and arc surface for the arc pole can rotate steadily, makes stable the shifting out in the slot of inserted block follow simultaneously.
The invention is further configured to: the positioning piece is a screw, the top walls of the first cross beam and the second cross beam are uniformly provided with a plurality of threaded holes matched with the screw in a threaded mode along the axial direction of the top walls, and the safety net is laid between the first cross beam and the second cross beam.
By adopting the technical scheme, the screw penetrates through the safety net and is inserted into the threaded hole, so that the safety net is fixed; the safety net is fixed by the screws, so that the operation is simple and quick, and meanwhile, the tension degree of the safety net can be adjusted by the arrangement of the screws and the threaded holes, so that impact force detection with different requirements can be realized; and the screw hole equipartition sets up the roof at first crossbeam, second crossbeam, and then can detect different length dimension's safety net, and application scope is wide, has realized multi-functional detection.
The invention is further configured to: the lifting assembly comprises a first fixed pulley arranged on the bottom wall of the first supporting beam, a second fixed pulley arranged on the bottom wall of the supporting plate, a first steel wire rope, a second steel wire rope, a first winch used for rolling the first steel wire rope, a second winch used for rolling the second steel wire rope, a first pulley lifting hook, a second pulley lifting hook, an iron disc lifting hook and a lifting rope, wherein the iron disc lifting hook is hung on the first pulley lifting hook and the second pulley lifting hook respectively, the lifting rope is hung on the iron disc lifting hook, the bottom end of the lifting rope is connected with the top wall of the fixed block, the first winch is arranged on the top wall of the supporting plate, the second winch is arranged on the bottom wall of the second supporting beam, one end, far away from the first winch, of the first steel wire rope penetrates through the first fixed pulley and is connected with the first pulley lifting hook, and one end, far away from the second winch, penetrates through the second.
By adopting the technical scheme, the first steel wire rope is wound by the first winding machine, so that the height of the impact ball can be adjusted; the second winch is used for winding the second steel wire rope, the height of the operation dummy can be adjusted, the first fixed pulley is matched with the first pulley lifting hook, the guide effect is achieved on the movement of the first steel wire rope, the second fixed pulley is matched with the second pulley lifting hook, the guide effect is achieved on the movement of the second steel wire rope, and therefore the impact ball and the operation dummy can stably lift.
The invention is further configured to: the operation dummy is also bound with a protective belt, one end of the protective belt, which is far away from the operation dummy, is hung on the bottom wall of the supporting plate, and the length of the protective belt is smaller than that of the protective belt and larger than that of the connecting belt.
Through adopting above-mentioned technical scheme, the length dimension of boundary belt is greater than the length dimension of safety belt, can prevent when detecting that the safety belt breaks, leads to the operation dummy to drop the damage, and then has realized the protection to the operation dummy.
In conclusion, the beneficial technical effects of the invention are as follows:
1. after the impact ball and the operation dummy are lifted to a proper height, the locking block is released by using the locking assembly, and then the impact ball makes free-falling motion downwards, so that the impact ball falls on the safety net to detect the impact force of the safety net; meanwhile, the operation dummy falls downwards, and the safety belt stretches to realize the impact force detection on the safety belt; the detection device with the structure can synchronously detect the safety net and the safety belt, does not need to be additionally replaced, improves the detection efficiency and reduces the detection cost;
2. the electromagnet is electrified to generate a magnetic field, so that the magnet is tightly adsorbed with the electromagnet, and the locking block can be fixed in the positioning groove, thereby realizing the fixation of the impact ball; during detection, the electromagnet is powered off, the magnetic field disappears, the magnet is not adsorbed by the electromagnet, the impact ball makes free-falling motion, the operation dummy makes free-falling motion, and finally the safety net is detected;
3. the length dimension of boundary belt is greater than the length dimension of safety belt, can prevent when detecting that the safety belt from breaking, leads to the operation dummy to drop the damage, has realized the protection to operation dummy.
Drawings
Fig. 1 is a schematic view of the overall structure of the present embodiment.
Fig. 2 is an enlarged schematic structural view for embodying the portion a in fig. 1.
Fig. 3 is a schematic front view of the structure for embodying the present embodiment.
FIG. 4 is a schematic cross-sectional view of a locking assembly used in one embodiment of the present invention.
FIG. 5 is a schematic cross-sectional view of a locking assembly according to a second embodiment.
Fig. 6 is a schematic structural view of the interior of a hollow chamber according to the second embodiment.
Reference numerals: 1. a safety net; 2. a seat belt; 3. wall plates; 4. a support plate; 5. a support; 51. a first support beam; 52. a second corbel; 53. erecting a beam; 54. a first cross member; 55. a second cross member; 56. a column; 57. a reinforcing bar; 58. a connecting beam; 6. hooking; 7. impacting a ball; 8. a fixed block; 9. a locking block; 10. an operation dummy; 11. a connecting belt; 12. a locking groove; 13. a locking assembly; 131. an electromagnet; 132. a magnet; 133. positioning a groove; 134. positioning a plate; 135. a magnetic rod; 136. positioning the opening; 137. a spring; 14. a positioning member; 141. a screw; 142. a threaded hole; 15. a lifting assembly; 150. a first fixed pulley; 151. a second fixed pulley; 152. a first wire rope; 153. a second wire rope; 154. a first winch; 155. a second hoist; 156. a first pulley hook; 157. a second sheave hook; 158. an iron plate hook; 159. a lifting rope; 16. a cavity; 17. an inner ring block; 18. an outer ring block; 19. fixing the rod; 20. a sector plate; 21. an arcuate bar; 22. saw teeth; 23. a fluted disc; 24. a motor; 25. inserting a block; 26. a slot; 27. an opening; 28. a transition surface; 29. a circular arc surface; 30. protecting the belt; 31. an extension rod; 32. a pull rod; 33. a support plate; 34. a guide block; 35. a ring groove; 36. a vertical rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1, the detection device for a safety facility disclosed by the invention comprises wall plates 3, a safety net 1 and a safety belt 2 which are oppositely arranged on the left and right sides, the detection device in the embodiment is installed in a staircase with a three-storey height, the wall plates 3 are stair wall surfaces, and further, enough space is provided according to the detection standard requirement so as to realize the impact force detection on the safety net 1 and the safety belt 2.
Referring to fig. 1 and 2, a support 5 is disposed between two wall panels 3, the support 5 includes a first supporting beam 51 (fig. 3) and a second supporting beam 52 (fig. 3) disposed between the two wall panels 3, two first cross beams 54 and a second cross beam 55 disposed in an L shape, two rows of upright beams 53 opposing each other two by two, the first supporting beam 51 (fig. 3) and the second supporting beam 52 (fig. 3) are disposed opposite to each other up and down, in this embodiment, the number of the upright beams 53 is 4, 2 upright beams 53 are divided into one group, 2 groups of upright beams 53 are respectively fixed on opposite side walls of the two wall panels 3, side walls of the upright beams 53 departing from the wall panels 3 are fixedly connected with side walls of the first cross beams 54, the first cross beams 54 and the second cross beams 55 are both disposed horizontally, a plurality of connecting beams 58 are uniformly disposed between the first cross beams 54 and the second cross beams 55, a plurality of upright columns 56 are uniformly disposed along an axial direction of a bottom wall of the first cross beam 54, a plurality of horizontally disposed reinforcing rods, and thus the first cross member 54 and the second cross member 55 can be stably supported.
Referring to fig. 1 and 2, in order to enhance the stability of the first cross beam 54 and the second cross beam 55, the bottom end of the vertical beam 53 extends outwards to form an extension rod 31, the side wall of the vertical beam 53, which is away from the wall plate 3, is provided with two pull rods 32 along the height direction thereof, the 2 pull rods 32 are all arranged in an inclined manner, the higher ends of the 2 pull rods 32 are all fixed on the side wall of the vertical beam 53, and the lower end of the pull rod 32 located above is fixed on the top wall of the second cross beam 55, so that the stability of the second cross beam 55 is enhanced; the lower end of the lower pull rod 32 is fixed on the top wall of the extension rod 31, so that the stability of the vertical beam 53 and the second first cross beam 54 is enhanced, and the bottom end of the vertical beam 53 is provided with a support plate 33 which is in contact with the ground, so that the first cross beam 54 and the second cross beam 55 are stably supported.
Referring to fig. 1 and 4, a support plate 4 is arranged below a second beam 55, extension plates (not shown in the figure) are respectively arranged at the left side and the right side of the support plate 4, the top ends of 4 vertical beams 53 are respectively detachably connected with the extension plates (not shown in the figure), two fixing blocks 8, an impact ball 7, a working dummy 10, a hook 6, a locking block 9 and a connecting band 11 are arranged below the support plate 4, the locking block 9 is respectively fixed at the outer wall of the impact ball 7 and one end of the connecting band 11, the hook 6 is arranged at the bottom wall of the support plate 4, the bottom wall of the fixing block 8 is provided with a locking groove 12, a locking component 13 for fixing the locking block 9 is arranged in the locking groove 12, one end of the connecting band 11 far away from the locking block 9 is bound on the working dummy 10, a positioning component 14 for fixing a safety net 1 is arranged on the first beam 54 and the second beam 55, the impact, the supporting plate 4 is provided with a lifting component 15 for adjusting the height of the fixing block 8;
before detection, firstly, the locking block 9 is fixed in the locking groove 12 by the locking component 13, then the impact ball 7 can be arranged at the bottom of the fixed block 8, and meanwhile, one end of the connecting belt 11 can be arranged at the bottom of the fixed block 8, so that the connection between the fixed block 8 and the operation dummy 10 is realized; secondly, one end of the safety belt 2 is bound on the operation dummy 10, and the other end of the safety belt 2 is hung on the hook 6; then, the safety net 1 is laid on the first cross beam 54 and the second cross beam 55, and the safety net 1 is fixed by the positioning piece 14; finally, the lifting component 15 is used for driving the fixing block 8 to lift to a proper height, and further driving the impact ball 7 and the operation dummy 10 to lift to a proper height;
during detection, the locking block 9 is released by the locking component 13, so that the impact ball 7 moves downwards in a free-falling mode, and the impact ball 7 falls on the safety net 1, and the impact force detection on the safety net 1 is realized; meanwhile, the operation dummy 10 falls downwards, and the safety belt 2 is stretched to realize the detection of the impact force on the safety belt 2, in the embodiment, the impact ball 7 adopts a steel ball with the weight of 100KG, and the operation dummy 10 adopts a rubber dummy with the weight of 100KG to respectively realize the detection of the impact force on the safety net 1 and the safety belt 2; the detection device with the structure can synchronously detect the safety net 1 and the safety belt 2 without additionally replacing the detection device, thereby improving the detection efficiency and reducing the detection cost.
Referring to fig. 2, the positioning element 14 is a screw 141, and the upper surfaces of the first beam 54 and the second beam 55 are uniformly provided with a plurality of threaded holes 142 in threaded fit with the screw 141 along the length direction; the safety net 1 is laid between the first cross beam 54 and the second cross beam 55, the screws 141 penetrate through the safety net 1 and are inserted into the threaded holes 142, the safety net 1 is fixed, the positioning mode is simple and quick to operate, and meanwhile the tightness of the safety net 1 can be adjusted by arranging the screws 141 and the threaded holes 142, so that impact force detection with different requirements can be realized; and first crossbeam 54 and second crossbeam 55 are the setting of L type, and the screw hole 142 equipartition sets up the roof at first crossbeam 54, second crossbeam 55, can detect different length size's safety net 1, and application scope is wide, has realized multi-functional detection.
Referring to fig. 1 and 3, in order to prevent the working dummy 10 from being damaged, a protective belt 30 is bound on the working dummy 10, one end of the protective belt 30, which is far away from the working dummy 10, is hung on the bottom wall of the supporting plate 4, and the length dimension of the safety belt 2 is smaller than that of the protective belt 30 and larger than that of the connecting belt 11, so that the safety belt 2 can be prevented from being pulled apart during detection, the working dummy 10 is damaged by falling, and the working dummy 10 is protected.
Referring to fig. 3, the lifting assembly 15 includes a first fixed sheave 150 installed on the bottom wall of the first support beam 51, a second fixed sheave 151 installed on the bottom wall of the support plate 4, a first wire rope 152, a second wire rope 153, a first hoist 154 for winding the first wire rope 152, a second hoist 155 for winding the second wire rope 153, a first sheave hook 156, a second sheave hook 157, an iron plate hook 158 suspended on the first sheave hook 156 and the second sheave hook 157, respectively, and a lifting rope 159 suspended on the iron plate hook 158, wherein the bottom end of the lifting rope 159 is fixedly connected to the top wall of the fixed block 8, the first hoist 154 is installed on the top wall of the support plate 4, the second hoist 155 is installed on the bottom wall of the second support beam 52, for enhancing the stability of the second support beam 52, the top wall of the second support beam 52 is also provided with the pull rod 32 at an inclination, the lower end of the pull rod 32 is fixed to the top wall of the second support beam 52, the higher end of the pull rod 32 is fixed on the side wall of the wall plate 3, the end of the first wire rope 152 far away from the first winch 154 passes through the first fixed pulley 150 and is connected with the first pulley hook 156, and the end of the second wire rope 153 far away from the second winch 155 passes through the second fixed pulley 151 and is connected with the second pulley hook 157;
the first wire rope 152 is wound by the first winding machine 154, so that the height of the impact ball 7 can be adjusted; the second winch 155 is used for winding the second steel wire rope 153, the height of the operation dummy 10 can be adjusted, the first fixed pulley 150 is matched with the first pulley hook 156 to guide the movement of the first steel wire rope 152, the second fixed pulley 151 is matched with the second pulley hook 157 to guide the movement of the second steel wire rope 153, and therefore the impact ball 7 and the operation dummy 10 can stably ascend and descend.
Referring to fig. 3 and 4, the locking assembly 13 includes an electromagnet 131 disposed in the locking groove 12, and a magnet 132 disposed on the top side wall of the locking block 9, and a positioning groove 133 is disposed on the bottom wall of the electromagnet 131 and is matched with the locking block 9; the electromagnet 131 is sequentially inserted into the locking groove 12 and the positioning groove 133 from bottom to top, then the power supply is started, the electromagnet 131 is electrified, the electromagnet 131 generates a magnetic field, the magnet 132 is tightly adsorbed with the electromagnet 131, and the locking block 9 can be fixed in the positioning groove 133, so that the impact ball 7 is fixed; during detection, the electromagnet 131 is powered off, the magnetic field disappears, the magnet 132 is not adsorbed by the electromagnet 131, the impact ball 7 makes free-falling motion, the operation dummy 10 makes free-falling motion, and finally the safety net 1 is detected; this locking mode, easy operation, the convenience has improved detection efficiency.
Referring to fig. 3 and 4, a positioning plate 134 is obliquely arranged on the side wall of the notch of the fixing block 8, which is located in the locking groove 12, towards the ground, a magnetic rod 135 which is one-to-one corresponding to the positioning plate 134 is obliquely arranged on the side wall of the locking block 9, the lower end of the magnetic rod 135 is connected with the side wall of the locking block 9, a positioning opening 136 for inserting the magnetic rod 135 into the locking groove 12 is arranged on the side wall of the positioning plate 134, the magnetic rod 135 is adsorbed on the side wall of the electromagnet 131, and the peripheral side walls of the electromagnet 131; the positioning hole 136 and the magnetic rod 135 are arranged to limit the insertion of the locking block 9, so that the locking block 9 can be quickly and accurately inserted into the positioning groove 133; the setting of inclined plane is convenient to insert the magnet pole 135 in the locking groove 12, because the magnet pole 135 has magnetism, and the back of circular telegram with electro-magnet 131, magnet pole 135 adsorbs the outer wall at electro-magnet 131, and then has improved the stability of fixing the locking piece 9 in constant head tank 133 for impact ball 7 and operation dummy 10 can be stable along with the fixed block 8 goes up and down.
Referring to fig. 4, the lower end of the magnetic rod 135 is hinged to the side wall of the locking piece 9, so that the angle of the magnetic rod 135 can be conveniently adjusted, the magnetic rod 135 can be inserted into the locking groove 12, a spring 137 is arranged between the magnetic rod 135 and the side wall of the bottom end of the locking piece 9, the elastic force of the spring 137 is utilized, the limiting effect on the angle between the magnetic rod 135 and the side wall of the locking piece 9 is achieved, meanwhile, the magnetic rod 135 can be tightly abutted to the outer wall of the electromagnet 131, and the stability that the locking piece 9 is adsorbed in the positioning groove 133 is enhanced.
The working principle of the first embodiment is as follows: firstly, laying a safety net 1, and fixing the safety net 1 on the first cross beam 54 and the second cross beam 55 by using screws 141; secondly, binding the protection belt 30, the safety belt 2 and the connecting belt 11 on the operation dummy 10; then starting the first winch 154 and the second winch 155, and lifting the impact ball 7 and the operation dummy 10 to a proper height; finally, the electromagnet 131 is powered off, the magnetic field disappears, and the locking block 9 is sequentially moved out of the positioning groove 133 and the locking groove 12; therefore, the impact ball 7 makes free-falling movement and falls on the safety net 1, meanwhile, the operation dummy 10 makes free-falling movement, the safety belt 2 is stretched, and finally detection is finished.
Example two:
a safety device detecting device, referring to fig. 5 and 6, differs from the first embodiment in the structure of the locking assembly 13: the locking assembly 13 comprises an inner ring block 17, an outer ring block 18, a plurality of fixing rods 19 uniformly distributed on the top wall of the inner ring block 17, a plurality of sector plates 20 hinged on the bottom wall of the inner ring block 17 and arranged at equal intervals along the circumferential direction of the inner ring block, vertical rods 36 arranged on the bottom walls of the sector plates 20, plug blocks 25 arranged on the bottom walls of the vertical rods 36, an arc-shaped rod 21 hinged on one end of the sector plate 20 far away from the hinge, a plurality of saw teeth 22 arranged on the circumferential wall of the outer ring block 18, a fluted disc 23 meshed with the saw teeth 22 and a motor 24 driving the fluted disc 23 to rotate, a cavity 16 communicated with the locking groove 12 is arranged in the fixing block 8, the top ends of the fixing rods 19 are fixed on the inner top wall of the cavity 16, the fluted disc 23 is rotatably arranged in the cavity 16, a circular groove 35 is arranged on the inner bottom wall of the cavity 16, a plurality of guide blocks 34 sliding in, the peripheral wall of the locking block 9 is provided with a plurality of slots 26 for the insertion of the insertion blocks 25 at equal intervals along the circumferential direction;
in this embodiment, the number of the sector plates 20 is preferably 5, each side of the sector plate 20 is an arc surface, the 5 sector plates 20 are combined to form a circle with the diameter size consistent with that of the inner ring block 17, and the perimeter size of the plurality of sawteeth 22 is 3/4 of the perimeter size of the outer ring block 18;
during installation, the locking block 9 is inserted into the locking groove 12, the motor 24 is started to drive the fluted disc 23 to rotate forward, the outer ring block 18 is driven to rotate due to the meshing of the sawteeth 22 and the fluted disc 23, and the arc-shaped rod 21 rotates along with the rotation of the outer ring block 18; on the contrary, when the toothed disc 23 rotates reversely, the angle between the arc-shaped rod 21 and the sector plate 20 and the outer ring block 18 is gradually reduced, and then the insert block 25 is taken out from the slot 26, at this time, the lock block 9 falls from the lock slot 12, and then the impact ball 7 (fig. 1) and the operation dummy 10 (fig. 1) do free-fall movement.
Referring to fig. 6, the outer annular wall of inner ring piece 17 is equipped with a plurality of openings 27 along its circumference equidistant, the lateral wall that opening 27 and arc pole 21 contacted is equipped with and is curved transition surface 28, the lateral wall of inserted block 25 towards slot 26 establishes to arc surface 29, the size of slot 26 is greater than the size of inserted block 25, so that inserted block 25 can follow the stable removal in slot 26, because the motion trail of arc pole 21 and inserted block 25 is the arc, transition surface 28 and arc surface 29's cooperation, make arc pole 21 can the steady rotation.
The working principle of the second embodiment is as follows: first, the safety net 1 is fixed to the top walls of the first cross member 54 and the second cross member 55 by screws 141; secondly, the safety belt 2, the protective belt 30 and the connecting belt 11 are bound on the working dummy 10; then the first winch 154 and the second winch 155 are started to lift the impact ball 7 and the operation dummy 10 to proper heights; and finally, the motor 24 is started, the fluted disc 23 rotates reversely to drive the outer ring block 18 to rotate, at the moment, the angle between the arc-shaped rod 21 and the outer ring block 18 and the angle between the arc-shaped rod and the sector plate 20 are gradually reduced, the inserting block 25 moves out of the slot 26, the impact ball 7 and the operation dummy 10 fall freely, and finally the detection on the safety net 1 and the safety belt 2 is completed.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. A detection device of safety facilities, including safety net (1) and safety belt (2), its characterized in that: the safety belt device is characterized by further comprising wall plates (3) which are oppositely arranged on the left side and the right side, a supporting plate (4) arranged between the two wall plates (3), a support (5), a hook (6) positioned above the support (5), an impact ball (7), a fixing block (8), a locking block (9), an operation dummy (10) and a connecting belt (11) bound on the operation dummy (10), wherein the locking block (9) is respectively arranged at one end, far away from the operation dummy (10), of the side wall of the impact ball (7) and the connecting belt (11), the bottom wall of the fixing block (8) is provided with a locking groove (12), a locking assembly (13) used for fixing the locking block (9) is arranged in the locking groove (12), the hook (6) is arranged at the bottom wall of the supporting plate (4), one end of the safety belt (2) is hung on the hook (6), and the other end of the safety belt (2) is bound on the, be equipped with setting element (14) that are used for fixed safety net (1) on support (5), impact ball (7) do the free fall motion and fall on safety net (1), be equipped with on backup pad (4) and be used for adjusting lift subassembly (15) of fixed block (8) height.
2. A security device detection apparatus according to claim 1, wherein: the support (5) comprises a first supporting beam (51), a second supporting beam (52), a vertical beam (53), a first cross beam (54), a second cross beam (55), a stand column (56) and reinforcing rods (57) which are sequentially arranged from top to bottom, wherein the first supporting beam (51) and the second supporting beam (52) are arranged between opposite side walls of two wall plates (3), the first cross beam (54) and the second cross beam (55) are arranged in a horizontal L shape, the vertical beam (53) is oppositely arranged on the side walls of the wall plates (3), the side wall of the vertical beam (53) departing from the wall plates (3) is fixedly connected with the side wall of the first cross beam (54), a plurality of connecting beams (58) are uniformly distributed between the opposite side walls of the first cross beam (54) and the second cross beam (55), the stand columns (56) are equidistantly arranged on the bottom wall of the first cross beam (54), and the reinforcing rods (57) are arranged between the bottom end side walls of adjacent stand columns (56), the top ends of every two vertical beams (53) are respectively fixed on two sides of the bottom wall of the supporting plate (4).
3. A security device detection apparatus according to claim 1, wherein: locking Assembly (13) including setting up electro-magnet (131), magnet (132) of setting on locking piece (9) lateral wall in locking groove (12), the diapire of electro-magnet (131) is equipped with constant head tank (133) with locking piece (9) matched with.
4. A security device detection apparatus according to claim 3, wherein: the notch lateral wall that fixed block (8) are located locking groove (12) is equipped with locating plate (134) to the slope of ground, the lateral wall slope of locking piece (9) is equipped with magnetic pole (135) corresponding with locating plate (134), the lower one end of magnetic pole (135) links to each other with the lateral wall of locking piece (9), the lateral wall of locating plate (134) is equipped with and supplies magnetic pole (135) to insert location mouth (136) in locking groove (12), magnetic pole (135) adsorb on the lateral wall of electro-magnet (131), the perisporium of electro-magnet (131) is established to the inclined plane.
5. A safety device detection apparatus according to claim 4, wherein: the lower end of the magnetic rod (135) is hinged with the side wall of the locking block (9), and a spring (137) is arranged between the magnetic rod (135) and the side wall of the bottom end of the locking block (9).
6. A security device detection apparatus according to claim 1, wherein: the locking mechanism is characterized in that a cavity (16) communicated with the locking groove (12) is arranged in the fixed block (8), the locking assembly (13) comprises an inner ring block (17) fixed in the cavity (16), an outer ring block (18) rotatably arranged in the cavity (16), a plurality of fixing rods (19) uniformly arranged on the top wall of the inner ring block (17), a sector plate (20) hinged to the bottom wall of the inner ring block (17) and arranged at equal intervals along the circumferential direction of the sector plate, a vertical rod (36) arranged on the bottom wall of the sector plate (20), a plurality of insert blocks (25) arranged on the bottom wall of the vertical rod (36), an arc-shaped rod (21) hinged to one end of the sector plate (20) far away from a hinge point, sawteeth (22) arranged on the ring wall of the outer ring block (18), a fluted disc (23) rotatably arranged in the cavity (16) and meshed with the sawteeth (22) and a motor (24) driving the fluted disc (23) to rotate, the top end of the, one end, far away from the sector plates (20), of the arc-shaped rod (21) is hinged to the top wall of the outer ring block (18), a plurality of sector plates (20) are enclosed to form a circle, and a plurality of inserting grooves (26) for inserting the inserting blocks (25) are arranged on the peripheral wall of the locking block (9) at equal intervals along the circumferential direction of the locking block.
7. A security device detection apparatus according to claim 2, wherein: the outer ring wall of the inner ring block (17) is provided with a plurality of openings (27) at equal intervals along the circumferential direction, the side of the openings (27) contacting the arc-shaped rods (21) is provided with an arc-shaped transition surface (28), the side wall of the insertion block (25) is provided with an arc surface (29), and the size of the insertion groove (26) is larger than that of the insertion block (25).
8. A security device detection apparatus according to claim 2, wherein: the positioning piece (14) is a screw (141), a plurality of threaded holes (142) in threaded fit with the screw (141) are uniformly formed in the top walls of the first cross beam (54) and the second cross beam (55) along the axial direction of the top walls, and the safety net (1) is laid between the first cross beam (54) and the second cross beam (55).
9. A security device detection apparatus according to claim 2, wherein: the lifting assembly (15) comprises a first fixed pulley (150) arranged on the bottom wall of the first supporting beam (51), a second fixed pulley (151) arranged on the bottom wall of the supporting plate (4), a first steel wire rope (152), a second steel wire rope (153), a first winch (154) used for rolling the first steel wire rope (152), a second winch (155) used for rolling the second steel wire rope (153), a first pulley hook (156), a second pulley hook (157), an iron disc hook (158) respectively hung on the first pulley hook (156) and the second pulley hook (157), and a lifting rope (159) hung on the iron disc hook (158), wherein the bottom end of the lifting rope (159) is connected with the top wall of the fixed block (8), the first winch (154) is arranged on the top wall of the supporting plate (4), and the second winch (155) is arranged on the bottom wall of the second supporting beam (52), one end of the first steel wire rope (152) far away from the first winch (154) penetrates through the first fixed pulley (150) and is connected with a first pulley hook (156), and one end of the second steel wire rope (153) far away from the second winch (155) penetrates through the second fixed pulley (151) and is connected with a second pulley hook (157).
10. A security device detection apparatus according to claim 1, wherein: a protective belt (30) is further bound on the operation dummy (10), one end, far away from the operation dummy (10), of the protective belt (30) is hung on the bottom wall of the supporting plate (4), and the length size of the safety belt (2) is smaller than that of the protective belt (30) and larger than that of the connecting belt (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010398310.9A CN111537177A (en) | 2020-05-12 | 2020-05-12 | Detection apparatus for safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010398310.9A CN111537177A (en) | 2020-05-12 | 2020-05-12 | Detection apparatus for safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111537177A true CN111537177A (en) | 2020-08-14 |
Family
ID=71973893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010398310.9A Pending CN111537177A (en) | 2020-05-12 | 2020-05-12 | Detection apparatus for safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111537177A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414187A (en) * | 2021-12-07 | 2022-04-29 | 陕西秦北科技工程有限公司 | Safety net and belt comprehensive test system |
| CN115876453A (en) * | 2023-03-02 | 2023-03-31 | 中铁电气化铁路运营管理有限公司 | Safety belt test dynamic and static strength test system and test method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110118005A (en) * | 2010-04-22 | 2011-10-28 | (주)청아아이앤시 | Apparatus for testing of safety net impact |
| CN202158944U (en) * | 2011-07-12 | 2012-03-07 | 浙江华电器材检测研究所 | Wireless control automatic releaser |
| CN103323199A (en) * | 2012-03-23 | 2013-09-25 | 海洋王（东莞）照明科技有限公司 | Jig for testing dynamic impact strength of chain and rope |
| CN106121383A (en) * | 2016-08-30 | 2016-11-16 | 刘勇 | Electronic lock and intelligence lock core thereof |
| CN110082022A (en) * | 2019-04-26 | 2019-08-02 | 陕西中盛建设科技服务有限公司 | A kind of safety net, band integrated test system |
| CN209387240U (en) * | 2019-02-26 | 2019-09-13 | 广东清实检验技术有限公司 | A kind of safety net detection device |
| CN110566054A (en) * | 2019-09-24 | 2019-12-13 | 俞振挺 | clutch structure suitable for door lock |
| CN110607949A (en) * | 2019-09-24 | 2019-12-24 | 俞振挺 | Lock body power assembly with clutch |
-
2020
- 2020-05-12 CN CN202010398310.9A patent/CN111537177A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110118005A (en) * | 2010-04-22 | 2011-10-28 | (주)청아아이앤시 | Apparatus for testing of safety net impact |
| CN202158944U (en) * | 2011-07-12 | 2012-03-07 | 浙江华电器材检测研究所 | Wireless control automatic releaser |
| CN103323199A (en) * | 2012-03-23 | 2013-09-25 | 海洋王（东莞）照明科技有限公司 | Jig for testing dynamic impact strength of chain and rope |
| CN106121383A (en) * | 2016-08-30 | 2016-11-16 | 刘勇 | Electronic lock and intelligence lock core thereof |
| CN209387240U (en) * | 2019-02-26 | 2019-09-13 | 广东清实检验技术有限公司 | A kind of safety net detection device |
| CN110082022A (en) * | 2019-04-26 | 2019-08-02 | 陕西中盛建设科技服务有限公司 | A kind of safety net, band integrated test system |
| CN110566054A (en) * | 2019-09-24 | 2019-12-13 | 俞振挺 | clutch structure suitable for door lock |
| CN110607949A (en) * | 2019-09-24 | 2019-12-24 | 俞振挺 | Lock body power assembly with clutch |
Non-Patent Citations (1)
| Title |
|---|
| 郭振: "安全网、安全带检测的安全管理", 《建筑安全》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414187A (en) * | 2021-12-07 | 2022-04-29 | 陕西秦北科技工程有限公司 | Safety net and belt comprehensive test system |
| CN114414187B (en) * | 2021-12-07 | 2024-05-17 | 陕西秦北科技工程有限公司 | Comprehensive test system for safety net and belt |
| CN115876453A (en) * | 2023-03-02 | 2023-03-31 | 中铁电气化铁路运营管理有限公司 | Safety belt test dynamic and static strength test system and test method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111537177A (en) | Detection apparatus for safety device | |
| CN111089805B (en) | Impact resistance testing machine for engineering safety net | |
| CN110792080B (en) | Vertical pile driving device for precast pile | |
| CN113006500A (en) | Safe construction installation device of full-assembly type concrete joint seismic isolation and reduction device | |
| CN212780324U (en) | Glass strikes experiment detection device | |
| CN213014273U (en) | Civil engineering is with pile device | |
| CN113152452A (en) | Novel stock stake of improvement for building | |
| CN113356547A (en) | Safe and stable supervision platform device and supervision method through same | |
| CN211173012U (en) | Suspension device for building construction | |
| JP5435569B2 (en) | Dismantling equipment and method for dismantling steel tower support | |
| JP2779912B2 (en) | Anchor casting device | |
| CN114873431A (en) | Movable lifting appliance convenient for adjusting position of lifting hook | |
| CN110077934B (en) | Construction device and construction method thereof in elevator subsection hoistway | |
| CN219990857U (en) | Lifting equipment for cable construction | |
| KR20120047374A (en) | Processing device of stone | |
| CN214066715U (en) | A rotate formula hoisting device for engineering detects hammer that falls | |
| CN220623294U (en) | Dust concentration detection device after railway blasting | |
| CN214669075U (en) | Concrete slump detection device for construction | |
| CN216767287U (en) | Drilling equipment suitable for building slope engineering | |
| CN220322975U (en) | In-situ press for strength test of building masonry | |
| CN217132851U (en) | Geological rock soil reconnaissance strength test device | |
| CN220772189U (en) | Building engineering straightness detection device that hangs down | |
| CN219528958U (en) | Oil field workover tripping oil pipe accelerating device | |
| CN219772963U (en) | Prestressed anchorage cable guider of anchor | |
| CN211143699U (en) | Convenient assembly type building external hanging platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200814 |