Disclosure of Invention
Accordingly, it is necessary to provide a hoisting point load detection device and method, which improves the safety of the operation.
A lifting point load detection device comprising:
the device comprises a device body, a first mounting seat and a second mounting seat, wherein the device body comprises a suspension assembly, the first mounting seat is fixed relative to the suspension point, and the second mounting seat is suspended below the suspension point through the suspension assembly and is arranged at intervals along the suspension direction with the first mounting seat; the method comprises the steps of,
the force transducer is arranged on one side of the second mounting seat facing the first mounting seat and is in contact with the first mounting seat, and the force transducer is used for detecting the tension of the lifting point to the second mounting seat so as to judge whether the lifting point is qualified or not according to the tension.
According to the lifting point load detection device, the tension of the lifting point to the second mounting seat is detected through the load cell, and whether the lifting point is qualified or not is judged according to the tension value. Specifically, a tension curve can be generated according to a plurality of tension values, and if the tension curve is stable, the suspension point is qualified; if the tension curve fluctuates, the problems of loosening of bolts, cracking of welding seams and the like exist at the hanging points, namely the hanging points are unqualified. Therefore, the load of the lifting point can be detected through the cooperation of the device main body and the force transducer so as to judge whether the lifting point is qualified or not, thereby improving the safety of lifting operation.
In one embodiment, the suspension assembly comprises a U-shaped bolt, a first nut and a second nut, wherein the U-shaped bolt comprises a first bolt rod, a second bolt rod and a connecting rod, two ends of the connecting rod are respectively connected with the first bolt rod and the second bolt rod, the first bolt rod is provided with a first thread section, and the second bolt rod is provided with a second thread section; the first mount pad is equipped with first through-hole and second through-hole, the second mount pad be equipped with the third through-hole that corresponds of first through-hole and with the fourth through-hole that corresponds of second through-hole, first bolt shank is located first through-hole with in the third through-hole, second bolt shank is located the second through-hole with in the fourth through-hole, first nut with the second nut is all located the second mount pad is kept away from one side of first mount pad, and respectively with first screw thread section with the second screw thread section is connected.
In one embodiment, the suspension assembly further comprises a third nut and a fourth nut, wherein the third nut and the fourth nut are both arranged between the first mounting seat and the second mounting seat and are respectively connected with the first threaded section and the second threaded section, the first nut and the third nut are respectively abutted to the second mounting seat, and the second nut and the fourth nut are respectively abutted to the second mounting seat.
In one embodiment, the device body further comprises a mount for passing through the suspension point, the suspension assembly being suspended from the mount.
In one embodiment, two suspension assemblies are provided, and the two suspension assemblies are arranged at intervals along a direction perpendicular to the suspension direction.
In one embodiment, the first mounting seat comprises a seat body and supporting legs, the supporting legs are mounted on the seat body, and one ends of the supporting legs, far away from the seat body, are used for abutting against the mounting surface where the hanging points are located.
In one embodiment, the support leg is provided with a force application portion.
In one embodiment, the lifting point load detection device further comprises a display and a computer, the computer and the load cell are respectively and electrically connected with the display, the display is used for displaying a tension value, and the computer is used for receiving the tension value and generating a tension curve according to the tension value.
The lifting point load detection method provides the lifting point load detection device, and the lifting point load detection method comprises the following steps:
the first mounting seat is fixed relative to the hanging point, and the second mounting seat is hung below the hanging point through the hanging component;
measuring the tension of the hanging point to the second mounting seat;
and judging whether the hanging point is qualified or not according to the tension value.
According to the hanging point load detection method, during detection operation, the first mounting seat is fixed relative to the hanging point, the second mounting seat is suspended below the hanging point through the suspension assembly, the tension of the hanging point on the second mounting seat is measured, and whether the hanging point is qualified or not is judged according to the tension value. Therefore, the load of the lifting point can be detected to judge whether the lifting point is qualified or not, so that the safety of lifting operation is improved.
In one embodiment, the determining whether the hanging point is qualified according to the tension value includes:
generating a tension curve according to the tension value;
if the tension curve is stable, the hanging point is qualified;
and if the tension curve fluctuates, the hanging point is unqualified.
Detailed Description
In order that the above objects, features and advantages of the application will be readily understood, a more particular description of the application will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. The present application may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the application, whereby the application is not limited to the specific embodiments disclosed below.
When part of the power storage plants are built, the hanging points are not embedded in the civil engineering period, and if the auxiliary equipment of the unit needs to be overhauled, the hanging points are not suitable for hanging. The common practice is to fix the lifting point on the auxiliary equipment of the unit by using the expansion bolts, however, the added lifting point is not detected, and certain potential safety hazard exists in the lifting process.
Referring to fig. 1 and 2, fig. 1 is a schematic structural view of a hanging point load detecting apparatus according to an embodiment of the present application, and fig. 2 is a front view of the hanging point load detecting apparatus according to an embodiment of the present application. The lifting point load detection device provided by an embodiment of the application comprises a device main body 10 and a load cell 20. The device main body 10 comprises a suspension assembly 11, a first mounting seat 12 and a second mounting seat 13, wherein the first mounting seat 12 is fixed relative to the suspension point, and the second mounting seat 13 is suspended below the suspension point through the suspension assembly 11 and is arranged at intervals along the suspension direction with the first mounting seat 12. The force transducer 20 is mounted on one side of the second mounting seat 13 facing the first mounting seat 12 and contacts with the first mounting seat 12, and the force transducer 20 is used for detecting the tension of the hanging point to the second mounting seat 13, so as to judge whether the hanging point is qualified or not according to the tension.
Alternatively, the load cell 20 is a pressure sensor. Of course, in other embodiments, the load cell 20 may be any other type of sensor, and is not limited thereto.
In this embodiment, the hanging point is mounted to the wall top wall. The first mount 12 is fixed relative to the hanging point, which is understood to be that the first mount 12 is abutted against the wall top wall, or the first mount 12 is abutted against the wall side wall.
In the suspension point load detection device, the tension of the suspension point to the second mounting seat 13 is detected by the load cell 20, and whether the suspension point is qualified is judged according to the tension value. Specifically, a tension curve can be generated according to a plurality of tension values, and if the tension curve is stable, the suspension point is qualified; if the tension curve fluctuates, the problems of loosening of bolts, cracking of welding seams and the like exist at the hanging points, namely the hanging points are unqualified. In this way, the load of the hanging point can be detected by the cooperation of the device body 10 and the load cell 20 to judge whether the hanging point is qualified or not, thereby improving the safety of the hoisting operation.
In one embodiment, the lifting point load detection device further includes a display and a computer, the computer and the load cell 20 are respectively electrically connected with the display, the display is used for displaying the tension value, and the computer is used for receiving the tension value and generating a tension curve according to the tension value. If the tension curve is stable, the suspension point is qualified; if the tension curve fluctuates, the problems of loosening of bolts, cracking of welding seams and the like exist at the hanging points, namely the hanging points are unqualified. Therefore, operators can conveniently judge whether the hanging point is qualified or not, and the detection efficiency is improved.
The computer is also capable of generating a detection report.
Optionally, the display is a digital display, and the digital display is used for displaying the tension value detected by the load cell 20 and sending the tension value to the computer, and the computer generates a tension curve according to the tension value.
Of course, in other embodiments, a computer may not be provided, and the display may not only display the tension value, but also generate a tension curve.
In one embodiment, referring to fig. 1 and 2, fig. 1 shows a schematic structural diagram of a hanging point load detection apparatus according to an embodiment of the present application, and fig. 2 shows a front view of the hanging point load detection apparatus according to an embodiment of the present application. The first mounting seat 12 includes a seat body 121 and supporting legs 122, the supporting legs 122 extend along the suspension direction and are mounted on the seat body 121, and one end of the supporting legs 122 away from the seat body 121 is used for abutting against the mounting surface where the hanging point is located. During the detection operation, one end of the supporting leg 122 far away from the base 121 is abutted against the installation surface where the hanging point is located, if the hanging point is firm, the second installation seat 13 is fixed relative to the first installation seat 12, the tension value detected by the force transducer 20 is unchanged, and the tension curve is stable; if the lifting point has the problems of loosening of bolts, cracking of welding seams and the like, the second mounting seat 13 moves relative to the first mounting seat 12, the tension detected by the force sensor 20 changes, and the tension curve fluctuates.
Specifically, the height of the supporting leg 122 is greater than or equal to the height of the suspension assembly 11 on the side of the first mounting seat 12 away from the second mounting seat 13.
In this embodiment, referring to fig. 1 and 2, fig. 1 shows a schematic structural diagram of a hanging point load detection device according to an embodiment of the present application, and fig. 2 shows a front view of the hanging point load detection device according to an embodiment of the present application. The two support legs 122 are provided, the two support legs 122 are arranged at two ends of the base 121, and one end of the suspension assembly 11 provided with the connecting rod 1111 is arranged in a space formed by the base 121 and the support legs 122 in a surrounding manner.
In one embodiment, referring to fig. 1 and 2, fig. 1 shows a schematic structural diagram of a hanging point load detection apparatus according to an embodiment of the present application, and fig. 2 shows a front view of the hanging point load detection apparatus according to an embodiment of the present application. The base 121, the support legs 122 and the second mounting base 13 are all channel steel structures. In this way, the structural strength of the first mounting seat 12 and the second mounting seat 13 can be ensured, breakage and the like of the first mounting seat 12 and the second mounting seat 13 after long-time use can be avoided, and the reliability of the hanging point load detection result can be improved.
In the present embodiment, the seat body 121 is connected to the first bolt shaft 1112 and the second bolt shaft 1113, and the second mount 13 is mounted to one ends of the first bolt shaft 1112 and the second bolt shaft 1113 remote from the connection rod 1111. The slots of the base 121 and the second mounting seat 13 face back, and the supporting legs 122 are inserted into the base 121 through the slots of the base 121 and are connected with the slot walls of the base 121.
In one embodiment, referring to fig. 1 and 2, fig. 1 shows a schematic structural diagram of a hanging point load detection apparatus according to an embodiment of the present application, and fig. 2 shows a front view of the hanging point load detection apparatus according to an embodiment of the present application. The support leg 122 is provided with an urging portion 1221. In this way, by providing the force applying portion 1221 on the support leg 122, it is convenient for an operator to carry and lift the hanging point load detecting device.
Alternatively, the force applying portion 1221 includes a protrusion provided on a side of the support leg 122 facing away from the U-bolt 111, for example, a bolt or the like. Alternatively, the force portion 1221 is provided with a perforation into which a human hand is inserted.
In one embodiment, referring to fig. 1 and 2, fig. 1 shows a schematic structural diagram of a hanging point load detection apparatus according to an embodiment of the present application, and fig. 2 shows a front view of the hanging point load detection apparatus according to an embodiment of the present application. The suspension assembly 11 includes a U-bolt 111, a first nut 112, and a second nut 113. The U-shaped bolt 111 comprises a first bolt rod 1112, a second bolt rod 1113 and a connecting rod 1111, wherein two ends of the connecting rod 1111 are respectively connected with the first bolt rod 1112 and the second bolt rod 1113, one end of the first bolt rod 1112 far away from the connecting rod 1111 is provided with a first thread section 11121, and one end of the second bolt rod 1113 far away from the connecting rod 1111 is provided with a second thread section 11131.
Further, the first mounting seat 12 is provided with a first through hole and a second through hole. Specifically, the first through hole and the second through hole are provided in the seat body 121. The second mounting seat 13 is provided with a third through hole corresponding to the first through hole and a fourth through hole corresponding to the second through hole, the first bolt rod 1112 is arranged in the first through hole and the third through hole, the second bolt rod 1113 is arranged in the second through hole and the fourth through hole, and the first nut 112 and the second nut 113 are arranged on one side, far away from the first mounting seat 12, of the second mounting seat 13 and are respectively connected with the first thread section 11121 and the second thread section 11131. In the detection operation, the first nut 112 and the second nut 113 may be screwed in the forward direction or the reverse direction to adjust the distance between the first mounting seat 12 and the second mounting seat 13. During the adjustment process, the load cell 20 detects the tension in real time, and when the tension reaches a preset value, the first nut 112 and the second nut 113 are respectively locked to the first thread segment 11121 and the second thread segment 11131. Thus, the reliability of the detection result of the load of the lifting point can be improved.
In one embodiment, the suspension assembly 11 further includes a third nut and a fourth nut, where the third nut and the fourth nut are both disposed between the first mount 12 and the second mount 13 and are respectively connected to the first threaded section 11121 and the second threaded section 11131, the first nut 112 and the third nut are respectively abutted to the second mount 13, and the second nut 113 and the fourth nut are respectively abutted to the second mount 13. So set up, first nut 112 cooperatees with the third nut and second nut 113 cooperatees with fourth nut and locks second mount pad 13, avoids second mount pad 13 to remove, ensures that the pulling force can not change easily to improve the reliability of hoisting point load testing result.
In one embodiment, the device body 10 further includes a mount for passing through the suspension point, to which the U-bolt 111 is hung. Specifically, the lifting lug of hoisting point is equipped with the hanging hole, and the mounting passes the hanging hole of lifting lug. In this way, the device body 10 is conveniently suspended below the suspension point, and the detection efficiency is improved.
Optionally, the mounting is a bolt. Of course, in other embodiments, the mounting member may be other components, which is not limited thereto.
In one embodiment, referring to fig. 1 and 2, fig. 1 shows a schematic structural diagram of a hanging point load detection apparatus according to an embodiment of the present application, and fig. 2 shows a front view of the hanging point load detection apparatus according to an embodiment of the present application. The two suspension assemblies 11 are arranged at intervals, and the two suspension assemblies 11 are used for being respectively arranged on two opposite sides of the lifting lug. Specifically, two of the suspension assemblies 11 are arranged at intervals in a direction perpendicular to the suspension direction. During detection operation, the U-shaped bolts 111 of the two suspension assemblies 11 are respectively arranged on two opposite sides of the lifting lug, and then the mounting piece penetrates through the two U-shaped bolts 111 and the lifting hole of the lifting lug. By the arrangement, the device main body 10 is balanced, and the influence of the shaking of the device main body 10 on the reliability of the detection result of the hanging point load is avoided.
Referring to fig. 1 and 2, fig. 1 is a schematic structural view of a hanging point load detecting apparatus according to an embodiment of the present application, and fig. 2 is a front view of the hanging point load detecting apparatus according to an embodiment of the present application. The application provides a hanging point load detection method, and provides a hanging point load detection device of any embodiment, wherein the hanging point load detection method comprises the following steps:
s10, the first mounting seat 12 is fixed relative to a hanging point, and the second mounting seat 13 is hung below the hanging point through the hanging assembly 11.
And S20, measuring the tension of the hanging point to the second mounting seat 13.
S30, judging whether the hanging point is qualified or not according to the tension value.
In the method for detecting the load of the hanging point, during detection operation, the first mounting seat 12 is fixed relative to the hanging point, the second mounting seat 13 is suspended below the hanging point through the suspension assembly 11, the tension of the hanging point on the second mounting seat 13 is measured, and whether the hanging point is qualified or not is judged according to the tension value. Therefore, the load of the lifting point can be detected to judge whether the lifting point is qualified or not, so that the safety of lifting operation is improved.
In step S30, it includes:
s31, generating a tension curve according to the tension value;
s32, if the tension curve is stable, the hanging point is qualified;
and S33, if the tension curve fluctuates, the hanging point is unqualified.
In the description of the present application, it should be understood that, if any, these terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., are used herein with respect to the orientation or positional relationship shown in the drawings, these terms refer to the orientation or positional relationship for convenience of description and simplicity of description only, and do not indicate or imply that the apparatus or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the application.
Furthermore, the terms "first," "second," and the like, if any, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the terms "plurality" and "a plurality" if any, mean at least two, such as two, three, etc., unless specifically defined otherwise.
In the present application, unless explicitly stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly. For example, the two parts can be fixedly connected, detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present application, unless expressly stated or limited otherwise, the meaning of a first feature being "on" or "off" a second feature, and the like, is that the first and second features are either in direct contact or in indirect contact through an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that if an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. If an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein, if any, are for descriptive purposes only and do not represent a unique embodiment.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.