CN219860255U - Automatic monitoring and alarming device for lifting distance - Google Patents
Automatic monitoring and alarming device for lifting distance Download PDFInfo
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- CN219860255U CN219860255U CN202320577986.3U CN202320577986U CN219860255U CN 219860255 U CN219860255 U CN 219860255U CN 202320577986 U CN202320577986 U CN 202320577986U CN 219860255 U CN219860255 U CN 219860255U
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- automatic monitoring
- mounting base
- rotary damper
- lifting
- lifting distance
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- 238000009434 installation Methods 0.000 abstract description 3
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- 238000000034 method Methods 0.000 description 5
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
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- 230000009466 transformation Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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Abstract
The utility model discloses an automatic monitoring and alarming device for a lifting distance, which comprises a mounting base, wherein a magnetic attraction base is embedded on one side of the mounting base and is connected with a lifting arm of a crane in a magnetic attraction manner, a sleeve with a tubular structure is connected to the surface of the other side of the mounting base, an annular bulge structure is connected to the inner wall of the sleeve to serve as a bearing seat, and a bearing is arranged in the bearing seat and is in running fit with a main shaft; the main shaft is connected with the distance measuring mechanism and the rotation aligning mechanism. The device has solved the hoist of prior art and can't carry out accurate real-time data monitoring that hangs up, leads to the fact the problem of collision accident easily through visual observation, has portable movable installation, but the crane of different models of adaptation, but real-time automatic monitoring hangs up data, avoids the characteristics of incident.
Description
Technical Field
The utility model belongs to the technical field of hoisting monitoring, and particularly relates to an automatic monitoring alarm device for a hoisting distance.
Background
In the maintenance operation of a hydropower station, various hoisting equipment is often required to hoist a large part to be maintained, and a bridge crane, a boom crane and the like are commonly used; the bridge crane usually has a relatively fixed operation area and operation height, however, when the crane is operated, the operation environment is often changeable and complex, and the bridge crane can be at any position in a factory, so that the upper air of the operation area needs to be observed and calculated in advance in the crane operation process, the lifting and moving path of the suspension arm is strictly controlled, the collision and scratch between the suspension arm and trees, cables or other buildings in the lifting or moving process of the suspension arm are avoided, and the height position of the suspension arm needs to be accurately known in real time in the lifting process; in the prior art, part of crane equipment is provided with an automatic calculation module of lifting height, trigonometric function operation can be automatically carried out through the stroke of an oil cylinder, so that data of lifting arm height is automatically generated, but a large number of currently used crane products still exist in a factory, and the equipment has the following problems:
1, the cost for replacing or reforming the equipment is high; and a plurality of cranes are arranged in the factory, so that the cost is high if all the cranes need to be modified; for a user, no power is required to spend a great deal of cost for completely replacing equipment or performing high-cost transformation; 2, in actual operation, the height judgment is generally carried out by manual visual inspection, and then the lifting process is commanded in a manual real-time command mode; because of the perspective principle of human eyes, the height is difficult to accurately judge at a higher position, and a larger safety risk still exists; therefore, there is a need to design an automatic monitoring and alarming device for lifting distance to solve the above problems.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the automatic monitoring and alarming device for the lifting distance, which solves the problem that the crane in the prior art cannot accurately monitor the lifting data in real time and is easy to cause collision accidents through visual observation, and has the characteristics of portability, movable installation, adaptation to cranes of different models, automatic monitoring of the lifting data in real time and safety accidents avoidance.
In order to realize the design, the utility model adopts the following technical scheme: the automatic monitoring and alarming device for the lifting distance comprises a mounting base, wherein a magnetic attraction base is embedded on one side of the mounting base and is connected with a lifting arm of a crane in a magnetic attraction manner, a sleeve pipe with a tubular structure is connected to the surface of the other side of the mounting base, an annular protruding structure is connected to the inner wall of the sleeve pipe to serve as a bearing seat, and a bearing is arranged in the bearing seat and is in running fit with a main shaft; the main shaft is connected with the distance measuring mechanism and the rotation aligning mechanism.
Further, the magnetic base is a magnet which is embedded in a groove reserved in the mounting base; the crane arm is generally of a steel structure and can be in magnetic attraction connection with the magnetic attraction base.
Preferably, the ranging mechanism comprises a ranging support, and the ranging support is connected with one end of the spindle; and a laser ranging sensor is connected to one side surface of the ranging support.
Further, the laser ranging sensor is preferably a Myantenna model L1s-80, and a laser ranging sensor with a measuring range of 80 m.
Preferably, the laser ranging sensor is electrically connected with a control module arranged inside the mounting base.
Preferably, the control module comprises a microprocessor, a communication module and an alarm, and the communication module is in communication connection with the terminal equipment.
Further, the microprocessor preferably uses an MCU of STM32G474RET6 signal; the communication module comprises a WiFi module, a 5G communication module and a Bluetooth receiving and transmitting module; the alarm is preferably a buzzer.
Further, the control module also comprises a power supply module consisting of a rechargeable lithium battery.
Further, the terminal device includes a PC device and a mobile phone device used by an operator.
Preferably, the rotation correcting mechanism includes a rotary damper connected to the mounting base side surface; the rotary damper is a disc type bidirectional rotary damper.
Further, the rotary damper is preferably a disc type bi-directional rotary damper of model YS-1005-Z; the rotary damper is fixed with the mounting base through bolts, and the rotary dampers with different damping sizes can be replaced according to different counterweight demands.
Preferably, one end of the main shaft facing the mounting base is connected with a support rod, and a plug with a polygonal prismatic structure is arranged at the end part of the support rod and is in plug-in fit with the rotary damper.
Preferably, the rotation aligning mechanism comprises a screw rod connected to the bottom end of the ranging support, and a plurality of locking nuts are arranged on the outer surface of the screw rod; the bottom end of the screw rod is connected with a loading plate.
Preferably, the upper surface of the loading plate is provided with a plurality of weight plates, and the middle opening of the weight plates passes through the screw rod and is locked by a locking nut; the axial direction of the screw rod is parallel to the irradiation direction of the laser ranging sensor.
Further, the number of loading tabs may be increased to increase the rate at which the ranging pedestal is centered vertically.
The lifting distance automatic monitoring alarm device has the following beneficial effects:
the device adopts an independent structure, can be connected with any position on the suspension arm of any crane through magnetic connection, is very convenient to install during use, can be used alternately on different cranes, and does not need to change or replace each crane with a new crane with huge cost, thereby greatly improving the utilization rate and reducing the cost;
2, the device measures the height through the laser ranging sensor, has high precision, can accurately monitor the real-time change of the height and feed data back to the terminal equipment, and can give an alarm when the height exceeds a preset value, thereby reminding an operator to stop operation or avoid operation;
3, in view of the fact that the boom of the crane can rotate except rising when lifting, the irradiation direction of the laser ranging sensor cannot be always kept vertical, the device is provided with a rotation centering mechanism, the irradiation direction of the laser ranging sensor is centered by gravity through the counterweight capable of being freely added and subtracted, the pendulum oscillation at the counterweight is avoided through the arrangement of the rotary damper, and after lifting of the crane, the laser ranging sensor can be quickly centered to the vertical direction and the oscillation is quickly reduced through the arrangement of the proper counterweight and the damping size;
4, because the condition under the suspension arm of the crane is different, and an obstacle exists sometimes, the position of the ranging mechanism needs to be adjusted, and the laser ranging sensor is prevented from shining on the obstacle; the magnetic attraction type structure of the device is beneficial to adjusting the installation position at any time, and can be attracted at any adsorbable position of the suspension arm;
5, this device has set up automatic correction, can all feed back height measurement data directly perceivedly in davit arbitrary height and angle department, does not need to carry out the angle calibration of home position, also does not need to carry out trigonometric function's calculation to different loop wheel machines, more convenient and fast during the use.
Drawings
FIG. 1 is a schematic view of the back structure of the present utility model;
FIG. 2 is a split structure schematic diagram of the present utility model;
FIG. 3 is a schematic side cross-sectional view of the present utility model;
FIG. 4 is a schematic view of the present utility model mated with a boom;
FIG. 5 is a schematic view of the present utility model mated with a crane;
FIG. 6 is a block diagram illustrating the connection of control modules according to the present utility model;
the reference numerals in the drawings are: the device comprises a mounting base 1, a microprocessor 11, a communication module 12, an alarm 13, a terminal device 14, a rotary damper 2, a sleeve 3, a bearing seat 31, a bearing 32, a main shaft 4, a supporting rod 41, a ranging support 5, a screw rod 51, a locking nut 52, a loading plate 53, a weight plate 54, a laser ranging sensor 6 and a magnetic base 7.
Detailed Description
As shown in fig. 1-6, the automatic monitoring and alarming device for the lifting distance comprises a mounting base 1, wherein a magnetic attraction base 7 is embedded on one side of the mounting base 1 and is connected with a suspension arm magnetic attraction of a crane, a sleeve 3 with a tubular structure is connected to the surface of the other side of the mounting base 1, an annular bulge structure is connected to the inner wall of the sleeve 3 and used as a bearing 32 seat 31, and a bearing 32 is arranged in the bearing 32 seat 31 and is in running fit with a main shaft 4; the main shaft 4 is connected with a distance measuring mechanism and a rotation aligning mechanism.
Further, the magnet is selected as the magnet attraction base 7, and is embedded in a groove reserved in the mounting base 1; the crane arm is generally of a steel structure and can be magnetically connected with the magnetic base 7.
Preferably, the ranging mechanism comprises a ranging support 5, and the ranging support 5 is connected with one end of the spindle 4; a laser ranging sensor 6 is connected to one side surface of the ranging support 5.
Further, the laser ranging sensor 6 is preferably a Myantenna model L1s-80, and the range is 80 m.
Preferably, the laser ranging sensor 6 is electrically connected with a control module provided inside the mounting base 1.
Preferably, the control module comprises a microprocessor 11, a communication module 12 and an alarm 13, the communication module 12 being in communication connection with a terminal device 14.
Further, the microprocessor 11 is preferably an MCU of the STM32G474RET6 signal; the communication module 12 comprises a WiFi module, a 5G communication module 12 and a Bluetooth transceiver module; the alarm 13 is preferably a buzzer.
Further, the control module also comprises a power supply module consisting of a rechargeable lithium battery.
Further, the terminal device 14 includes a PC device and a cellular phone device used by an operator.
Preferably, the rotation correcting mechanism includes a rotary damper 2, the rotary damper 2 being attached to a side surface of the mounting base 1; the rotary damper 2 is a disc type bi-directional rotary damper 2.
Further, the rotary damper 2 is preferably a disk type bi-directional rotary damper 2 of model YS-1005-Z; the rotary damper 2 is fixed with the mounting base 1 through bolts, and the rotary damper 2 with different damping sizes can be replaced according to different weight demands.
Preferably, a support rod 41 is connected to one end of the main shaft 4 facing the mounting base 1, and a plug with a polygonal prism structure is arranged at the end of the support rod 41 to be in plug-in fit with the rotary damper 2.
Preferably, the rotation aligning mechanism comprises a screw rod 51 connected to the bottom end of the ranging support 5, and a plurality of locking nuts 52 are arranged on the outer surface of the screw rod 51; the bottom end of the screw rod 51 is connected with a loading plate 53.
Preferably, the upper surface of the loading plate 53 is provided with a plurality of weight plates 54, and a middle opening of the weight plates 54 penetrates through the screw rod 51 and is locked by the locking nut 52; the axial direction of the screw rod 51 is parallel to the irradiation direction of the laser ranging sensor 6.
Further, the number of loading tabs may be increased to increase the rate at which the ranging pedestal is centered vertically.
The working principle of the automatic monitoring and alarming device for the lifting distance provided by the utility model is as follows:
when the device is used, an alarm threshold value of an elevation is set in the control module in advance, then the device is magnetically connected with a certain position of the end part of the suspension arm through the magnetic base 7 at the back, and then the terminal equipment 14 is in communication connection with the control module; lifting the suspension arm for operation, and the ranging mechanism monitors and feeds back the elevation data in real time, so that an operator can view the elevation data from the terminal equipment 14; when the height of the suspension arm exceeds a preset alarm threshold, the alarm module gives an alarm so as to remind an operator at present to stop lifting or avoid; in the lifting operation process of the suspension arm, the rotating and aligning mechanism enables the laser ranging sensor 6 to keep vertical downward irradiation, and the larger-amplitude and longer-period oscillation is avoided, so that the data stability is ensured.
The above embodiments are merely preferred embodiments of the present utility model, and should not be construed as limiting the present utility model, and the embodiments and features of the embodiments of the present utility model may be arbitrarily combined with each other without collision. The protection scope of the present utility model is defined by the claims, and the protection scope includes equivalent alternatives to the technical features of the claims. I.e., equivalent replacement modifications within the scope of this utility model are also within the scope of the utility model.
Claims (8)
1. The utility model provides a hang high distance automatic monitoring alarm device which characterized in that: the device comprises a mounting base (1), wherein a magnetic suction base (7) is embedded on one side of the mounting base (1) and is connected with a suspension arm magnetic suction of a crane, a sleeve (3) with a tubular structure is connected to the surface of the other side of the mounting base (1), an annular bulge structure is connected to the inner wall of the sleeve (3) and used as a bearing seat (31), and a bearing (32) is arranged in the bearing seat (31) and is in running fit with a main shaft (4); the main shaft (4) is connected with the distance measuring mechanism and the rotation aligning mechanism.
2. The automatic monitoring and alarming device for lifting distance according to claim 1, wherein: the distance measuring mechanism comprises a distance measuring support (5), and the distance measuring support (5) is connected with one end of the spindle (4); a laser ranging sensor (6) is connected to one side surface of the ranging support (5).
3. The automatic monitoring and alarming device for lifting distance according to claim 2, wherein: the laser ranging sensor (6) is electrically connected with a control module arranged inside the mounting base (1).
4. A lifting distance automatic monitoring alarm device according to claim 3, characterized in that: the control module comprises a microprocessor (11), a communication module (12) and an alarm (13), wherein the communication module (12) is in communication connection with a terminal device (14).
5. The automatic monitoring and alarming device for lifting distance according to claim 1, wherein: the rotation aligning mechanism comprises a rotary damper (2), and the rotary damper (2) is connected to the side surface of the mounting base (1); the rotary damper (2) is a disc type bidirectional rotary damper.
6. The automatic monitoring and alarming device for lifting distance according to claim 1, wherein: one end of the main shaft (4) facing the mounting base (1) is connected with a supporting rod (41), and a plug with a polygonal prismatic structure is arranged at the end part of the supporting rod (41) and is in plug-in fit with the rotary damper (2).
7. The automatic monitoring and alarming device for lifting distance according to claim 1, wherein: the rotating and aligning mechanism comprises a screw rod (51) connected to the bottom end of the ranging support (5), and a plurality of locking nuts (52) are arranged on the outer surface of the screw rod (51); the bottom end of the screw rod (51) is connected with a loading plate (53); the axial direction of the screw rod (51) is parallel to the irradiation direction of the laser ranging sensor (6).
8. The automatic monitoring and warning device for lifting distance according to claim 7, characterized in that: the upper surface of the loading plate (53) is provided with a plurality of weight plates (54), and a hole in the middle of the weight plates (54) penetrates through the screw rod (51) and is locked through the locking nut (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320577986.3U CN219860255U (en) | 2023-03-22 | 2023-03-22 | Automatic monitoring and alarming device for lifting distance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320577986.3U CN219860255U (en) | 2023-03-22 | 2023-03-22 | Automatic monitoring and alarming device for lifting distance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219860255U true CN219860255U (en) | 2023-10-20 |
Family
ID=88319488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320577986.3U Active CN219860255U (en) | 2023-03-22 | 2023-03-22 | Automatic monitoring and alarming device for lifting distance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219860255U (en) |
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2023
- 2023-03-22 CN CN202320577986.3U patent/CN219860255U/en active Active
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