CN115790797A - Modular digital truck scale - Google Patents
Modular digital truck scale Download PDFInfo
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- CN115790797A CN115790797A CN202310046367.6A CN202310046367A CN115790797A CN 115790797 A CN115790797 A CN 115790797A CN 202310046367 A CN202310046367 A CN 202310046367A CN 115790797 A CN115790797 A CN 115790797A
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Abstract
The invention discloses a modular digital truck scale which comprises a weighing platform and slopes arranged at two ends of the weighing platform, wherein notches are formed in end faces of two ends of the weighing platform, limit blocks are connected in the notches in a sliding mode, and limit grooves matched with the limit blocks are formed in the side faces, close to the weighing platform, of the slopes; the top of the weighing platform is provided with a driving assembly for controlling the limiting block, and after a vehicle drives into the weighing platform, the driving assembly drives the limiting block to move towards the direction of the weighing platform and separate from the slope; the limiting block is provided with an adjusting component; come to control the stopper through the drive plate that sets up, on the one hand drive plate and vehicle front wheel cooperation, simple structure just can stably drive the stopper and remove, on the other hand, only need weigh the bench top set up a recess can, avoided the stable in structure of weighing platform to cause the influence, be favorable to the weighing platform to protect.
Description
Technical Field
The invention relates to the technical field of weighing apparatus devices, in particular to a modular digital truck scale.
Background
A motor scale is a weighing apparatus used to weigh a motor vehicle. The existing truck scale generally comprises a foundation pit and a weighing platform plate which are arranged on the ground, wherein a weighing sensor is arranged between the weighing platform plate and the bottom of the foundation pit and is connected with a computer system; when the automobile is weighed, the automobile is driven to the middle position of the weighing platform plate firstly, the weighing sensor can sense the weight of the automobile and convert the weight into a corresponding electric signal to be transmitted to the computer system, and the computer system can display the weight of the automobile after operation.
The invention Chinese patent CN113514138A discloses a truck scale, which comprises a foundation pit and a weighing platform plate, wherein the foundation pit and the weighing platform plate are arranged on the ground, a weighing sensor is arranged between the weighing platform plate and the bottom of the foundation pit, distance measuring sensors are respectively arranged at two ends of the weighing platform plate in the length direction, and a reference plate corresponding to the distance measuring sensors is arranged on the side wall of the foundation pit. According to the invention, the distance measuring sensors are arranged at the two ends of the weighing platform plate in the length direction and are connected with the computer system, the distance measuring sensors can measure the distance between the two ends of the weighing platform plate and the side wall of the foundation pit in real time, and the distance data are displayed by the computer system, so that an operator can know the distance data between the two ends of the weighing platform plate and the side wall of the foundation pit in real time in a remote mode, once the weighing platform plate deviates, the operator can timely inform relevant maintainers of correcting the position of the weighing platform plate, and the operation is simple and convenient.
The above-mentioned device comes to carry on spacingly to the weighing platform board through the locking pole that sets up to come to control the locking pole through the pressure receiving plate isotructure that sets up, can cause certain influence to the structure of weighing platform board in the in-service use, and on the other hand locking pole is worn and torn gradually in the use, makes its spacing effect weaken, thereby is unfavorable for the weighing sensor to carry out the continuation protection.
Therefore, there is a need to provide a modular digital truck scale to solve the above-mentioned technical problems.
Disclosure of Invention
The invention aims to provide a modular digital truck scale, which solves the problems that the existing device provided in the background art limits the weighing platform plate through the arranged locking rod, controls the locking rod through the arranged pressed plate and other structures, and can affect the structure of the weighing platform plate to a certain extent in the actual use process, and on the other hand, the locking rod is gradually worn in the use process, so that the limiting effect is weakened, and the continuous protection of a weighing sensor is not facilitated.
Based on the above thought, the invention provides the following technical scheme: the device comprises a weighing platform and slopes arranged at two ends of the weighing platform, wherein notches are formed in end faces of two ends of the weighing platform, limit blocks are connected in the notches in a sliding mode, and limit grooves matched with the limit blocks are formed in the side faces, close to the weighing platform, of the slopes;
the top of the weighing platform is provided with a driving assembly for controlling the limiting block, and after a vehicle drives into the weighing platform, the driving assembly drives the limiting block to move towards the direction of the weighing platform and separate from the slope;
the limiting block is provided with an adjusting component, and when the limiting block is arranged in the limiting groove, the adjusting component moves downwards relative to the limiting block and is in contact with the bottom surface of the limiting groove.
As a further scheme of the invention: the outer side of the weighing platform is provided with a base, a bottom plate is arranged below the weighing platform in the base, and a weighing sensor is arranged between the bottom plate and the weighing platform.
As a further scheme of the invention: the driving assembly comprises a driving plate which is arranged at the top of the weighing platform in a sliding mode, a groove is formed in the top of the weighing platform, the driving plate is arranged in the groove in a sliding mode, a pull rope is fixedly arranged between the limiting block and the driving plate, the pull rope penetrates through the weighing platform and is in sliding fit with the weighing platform, a spring is arranged in the notch, and the spring is fixedly arranged between the limiting block and the end face of the notch.
As a further scheme of the invention: the adjusting part comprises a double-screw bolt, a through hole penetrating through the double-screw bolt is formed in the limiting block in the height direction of the limiting block, the double-screw bolt is connected to the inside of the through hole in a threaded mode, a sliding rod is fixedly connected to the top surface of the double-screw bolt, a rotating shaft is sleeved on the outer side of the sliding rod in a sliding mode, a coil spring is sleeved on the outer side of the rotating shaft, and the coil spring is arranged in the through hole and fixedly arranged between the rotating shaft and the limiting block.
As a further scheme of the invention: the fixed cover in outside top of pivot is equipped with the lantern ring, extend its width direction on the stopper and set up the mounting hole that is linked together with the through-hole, the rotation is connected with the sleeve in the mounting hole, and is provided with the depression bar in the sleeve, depression bar one end sets up inside the sleeve, the spout has been seted up on the global in the outside of depression bar, fixedly connected with and spout sliding fit's slider on the telescopic inner wall, the other end of depression bar passes the stopper and extends to and contact with the lantern ring in the through-hole, depression bar and stopper threaded connection, fixedly connected with guide bar on the inside terminal surface of notch, guide bar one end extends to inside the sleeve, helicla flute and guide way have been seted up on the global in the outside of guide bar, the helicla flute communicates with the guide way mutually, and the helicla flute sets up in the one end that the guide way is close to the depression bar, fixedly connected with helicla flute and guide way sliding fit's lug on the sleeve inner wall.
As a further scheme of the invention: the bottom surface of the driving plate is provided with a rope groove, the rope groove and the pull rope are arranged in a collinear manner, and the connecting end of the pull rope and the driving plate is arranged at the rope groove.
As a further scheme of the invention: the outside fixedly connected with support ring of pivot, the support ring rotates to be connected inside the through-hole.
As a further scheme of the invention: the cross section of the sliding rod is set to be rectangular, and a square hole in sliding fit with the sliding rod is formed in the bottom end of the rotating shaft.
As a further scheme of the invention: a gap is reserved between the weighing platform and the slope.
Compared with the prior art, the invention has the beneficial effects that: this device comes to control the stopper through the drive plate that sets up, on the one hand drive plate and the cooperation of vehicle front wheel, simple structure just can stably drive the stopper and remove, on the other hand, only need weigh the bench top offer a recess can, the stable in structure of weighing platform has been avoided causing the influence, be favorable to weighing platform to protect, and through the adjusting part who sets up, make the stopper arrange in the inside back of spacing groove, it makes double-screw bolt and spacing groove's bottom surface contact to utilize the coil spring to drive the double-screw bolt rotation, thereby the location through the double-screw bolt has been avoided weighing the platform and has deflected for the slope downwards, after the vehicle next time drives into to weighing bench top, can avoid weighing the platform to take place to deflect.
Drawings
The invention is further illustrated with reference to the following figures and examples:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the ramp and weigh station configuration of the present invention;
FIG. 3 is a schematic structural view of a limiting block, a pull rope and a driving plate of the present invention;
FIG. 4 is a schematic view of a stud construction of the present invention;
FIG. 5 is a schematic view of the compression bar and sleeve structure of the present invention;
FIG. 6 is a schematic diagram of a coil spring configuration of the present invention;
FIG. 7 is a schematic view of the spiral groove and guide groove structure of the present invention;
FIG. 8 is an enlarged view of the structure at B in FIG. 4;
FIG. 9 is an enlarged view of the structure at A of FIG. 2;
fig. 10 is a schematic view of a bump structure according to the present invention.
In the figure: 1. a slope; 2. a base; 3. a drive plate; 4. a gap; 5. a groove; 6. a weighing platform; 7. a limiting block; 8. a limiting groove; 9. a base plate; 10. pulling a rope; 11. rope grooves; 12. a guide bar; 13. a spring; 14. a weighing sensor; 15. a sleeve; 16. a stud; 17. a rotating shaft; 18. a collar; 19. a coil spring; 20. a slide bar; 21. a pressure lever; 22. a chute; 23. a slider; 24. a helical groove; 25. a guide groove; 26. a bump; 27. and (3) supporting the ring.
Detailed Description
As shown in fig. 1-2, a modular digital truck scale includes a weighing assembly and slopes 1 disposed at two ends of the weighing assembly, where the weighing assembly includes a weighing platform 6 and a bottom plate 9 disposed below the weighing platform 6, a weighing sensor 14 is installed between the bottom plate 9 and the weighing platform 6, when the modular digital truck scale is in practical use, a vehicle travels to the top of the weighing platform 6 through the slopes 1 and applies pressure to the weighing platform 6, the pressure is transmitted to the weighing sensor 14, the weighing sensor 14 transmits a detected pressure signal to an external controller, the controller may adopt a single chip or a PLC, the controller analyzes and processes the received signal and transmits the signal to an external display device, so as to facilitate checking by a worker, of course, a barrier is disposed in front of the weighing assembly, when the weighed total weight meets a specification, the worker opens the barrier to allow the vehicle to pass through, and the specific structures of the weighing sensor 14, the controller, and line connection are technical means in the electrical field, which are not repeated descriptions are omitted here.
During the actual installation, a foundation pit is dug out on the ground, the base 2 is fixed in the foundation pit, the weighing platform 6 and the bottom plate 9 are installed inside the base 2, and of course, a gap 4 is formed between the weighing platform 6 and the slope 1, so that the weighing platform 6 can move relative to the slope 1.
As shown in fig. 2-3, when a vehicle runs through the slope 1 to the top of the weighing platform 6, the front wheels will first run to one end of the weighing platform 6, and when the vehicle runs out of the top of the weighing platform 6, the rear wheels of the vehicle will press on one end of the weighing platform 6, so that the weighing platform 6 is stressed unevenly during the running-in and running-out process of the vehicle, and the vehicle can gradually incline to influence the subsequent measurement accuracy.
Therefore, the notches are formed in the end faces of the two ends of the weighing platform 6, the limiting blocks 7 are connected to the notches in a sliding mode, the limiting grooves 8 matched with the limiting blocks 7 for use are formed in the side faces, close to the weighing platform 6, of the slope 1, the driving assembly used for controlling the limiting blocks 7 is arranged at the top of the weighing platform 6, in the practical application process, when a vehicle runs to one end of the top of the weighing platform 6, the weighing platform 6 is connected with the slope 1 through the matching of the limiting blocks 7 and the limiting grooves 8, therefore, one end of the weighing platform 6 cannot incline downwards, after the vehicle integrally drives into the weighing platform 6, the limiting blocks 7 can be driven to move towards the direction of the weighing platform 6 through the driving assembly and be separated from the slope 1, at the moment, the gravity of the vehicle can act on the weighing platform 6, the pressure can be sensed through the weighing sensor 14, the analog signals are conveyed to the controller, the controller can convey the signals to the display terminal in a wireless transmission or cable transmission mode after analyzing and processing the signals, and accordingly the information of the vehicle can be checked by a worker conveniently.
Above-mentioned structure, although can carry on spacingly by weighing platform 6 through the stopper 7 that sets up and the cooperation of spacing groove 8, avoid the vehicle to cause its skew at the in-process of rolling over into and rolling off, but along with the increase of live time, the contact surface between stopper 7 and the spacing groove 8 can wear and tear gradually to lead to the deviation to appear in the cooperation between stopper 7 and the spacing groove 8, just can not carry on spacingly by weighing platform 6 well this moment.
Consequently, this scheme is equipped with the adjusting part on stopper 7, and when stopper 7 was arranged in spacing groove 8 inside, the adjusting part moved down for stopper 7 and contacted with spacing groove 8's bottom surface to this comes to remedy the space between stopper 7 and the spacing groove 8.
As shown in fig. 3-10, the driving assembly includes a driving plate 3 slidably disposed on the top of the weighing platform 6, specifically, a groove 5 is formed on the top of the weighing platform 6, the driving plate 3 is slidably disposed in the groove 5, the right end of the driving plate 3 is not in contact with the side surface of the groove 5, so that the driving plate 3 can slide relative to the groove 5, a pulling rope 10 is disposed between the limiting block 7 and the driving plate 3, one end of the pulling rope 10 is fixedly connected to the end surface of the limiting block 7, the other end of the pulling rope 10 is fixedly connected to the bottom surface of the driving plate 3, the pulling rope 10 passes through the weighing platform 6 and is in sliding fit with the same, a spring 13 is further disposed in the groove, and two ends of the spring 13 are fixedly connected to the limiting block 7 and the end surface opposite to the groove, respectively.
Above-mentioned adjusting part includes double-screw bolt 16, extend its direction of height on stopper 7 and set up the through-hole that runs through, double-screw bolt 16 threaded connection is inside the through-hole, fixedly connected with slide bar 20 on the top surface of double-screw bolt 16, the cross section of slide bar 20 sets up to the rectangle, overlaps in the outside of slide bar 20 and is equipped with pivot 17, and the quad slit with slide bar 20 matched with is seted up to pivot 17's bottom for slide bar 20 can extend to the quad slit inside and with pivot 17 sliding connection, the outside cover of pivot 17 is equipped with wind spring 19, wind spring 19's both ends respectively with the global and the inner wall fixed connection of through-hole in the outside of pivot 17, and for carrying out certain spacing to wind spring 19, at the outside fixedly connected with support ring 27 of pivot 17, support ring 27 rotates to be connected inside the through-hole.
Further, a sleeve ring 18 is fixedly sleeved at the top end of the outer side of the rotating shaft 17, a mounting hole communicated with the through hole is formed in the limiting block 7 along the width direction of the limiting block, a sleeve 15 is connected in the mounting hole in a rotating mode, a pressing rod 21 is arranged in the sleeve 15, specifically, one end of the pressing rod 21 is arranged inside the sleeve 15, a sliding groove 22 is formed in the peripheral surface of the outer side of the pressing rod 21, a sliding block 23 in sliding fit with the sliding groove 22 is fixedly connected to the inner wall of the sleeve 15, the pressing rod 21 can slide relative to the sleeve 15 through the structure, the other end of the pressing rod 21 penetrates through the limiting block 7 and extends into the through hole to be contacted with the sleeve ring 18, the pressing rod 21 is in threaded connection with the limiting block 7, a guide rod 12 is fixedly connected to the inner end face of the groove, one end of the guide rod 12 extends into the sleeve 15, specifically, a spiral groove 24 and a guide groove 25 are formed in the peripheral surface of the outer side of the guide rod 12, the spiral groove 24 is communicated with the guide groove 25, the spiral groove 24 is arranged at one end of the guide rod 25, and the spiral groove 24 is fixedly connected to a lug 26 in sliding fit with the sleeve 15, and when the lug 26 slides in the spiral groove 24.
In practical use, when a front wheel of a vehicle runs to the driving plate 3, friction force is formed between the rotating front wheel and the driving plate 3, the driving plate 3 can be driven to move backwards by the friction force of the front wheel of the vehicle to the driving plate 3, so that the pulling rope 10 is pulled by the driving plate 3, the limiting block 7 can be pulled towards the notch by the pulling rope 10, the limiting block 7 is gradually separated from the limiting groove 8, in the process, the limiting block 7 and the sleeve 15 on the limiting block 7 move inwards relative to the guide rod 12, the lug 26 slides in the spiral groove 24, the movable sleeve 15 can rotate by matching between the spiral groove 24 and the lug 26, the sleeve 15 can drive the pressing rod 21 to rotate by matching between the sliding block 23 and the sliding groove 22, and the pressing rod 21 is in threaded connection with the limiting block 7, the pressing rod 21 can move outwards and contact with the sleeve ring 18 on the outer side of the rotating shaft 17 in the rotating process, the sleeve ring 18 can be pressed tightly along with the movement of the pressing rod 21, so that the sleeve ring 18 is prevented from rotating, the sleeve ring 18 and the rotating shaft 17 can be limited through the structure, the coil spring 19 is prevented from driving the sleeve ring to rotate, when the limiting block 7 gradually moves out of the limiting groove 8, the lug 26 slides into the guide groove 25 from the spiral groove 24 and continues to slide inwards along the guide groove 25, after the limiting block 7 moves out of the limiting groove 8, the sleeve 15 can be kept stable due to the matching of the lug 26 and the guide groove 25, so that the stability of the pressing rod 21 can be kept, the pressing rod 21 tightly presses the sleeve ring 18, after the limiting block 7 is separated from the limiting groove 8, the gravity of a vehicle acts on a bearing platform, and the vehicle can be detected through the weighing sensor 14;
after the vehicle runs out of the bearing table, the weighing table 6 moves upwards to reset, the limit block 7 is arranged at the position of the limit groove 8, and the vehicle loses the limit on the drive plate 3 after running out of the weighing table 6, at the moment, the limit block 7 can be extruded outwards under the action of the spring 13, the limit block 7 is reinserted into the limit groove 8, and the limit block 7 can drive the drive plate 3 to move leftwards through the pull rope 10 to reset, in the process that the limit block 7 moves to the limit groove 8, the sleeve 15 slides outwards relative to the guide rod 12, so that the convex block 26 gradually slides from the guide groove 25 to the inside of the spiral groove 24, at the moment, the matching of the convex block 26 and the spiral groove 24 can drive the sleeve 15 to rotate reversely, further the compression rod 21 is driven to rotate reversely, so that the compression rod 21 can move towards the direction far away from the lantern ring 18 and gradually separate from the lantern ring 18, then the rotary shaft 17 can be driven to rotate under the action of the coil spring 19, the rotary shaft 17 can drive the stud 16 to rotate through the slide rod 20, the stud 16 gradually moves downwards and contacts with the limit groove 8 in the rotating process of the rotating, thereby completing the positioning of the weighing table 6, when the vehicle runs to once, the top of the weighing table 6 can be beneficial to the measurement, and the top of the weighing sensor can be kept to be measured, and the top of the weighing sensor.
In conclusion, the limiting block 7 is controlled by the aid of the driving plate 3, on one hand, the driving plate 3 is matched with a front wheel of a vehicle, the limiting block 7 is simple in structure and can be stably driven to move, on the other hand, only one groove 5 needs to be formed in the top of the weighing platform 6, influence on the stability of the weighing platform 6 is avoided, protection on the weighing platform 6 is facilitated, the limiting block 7 is placed in the limiting groove 8 through the arranged adjusting assembly, the stud 16 is driven by the coil spring 19 to rotate so that the stud 16 is contacted with the bottom surface of the limiting groove 8, downward deflection of the weighing platform 6 relative to the slope 1 is avoided through positioning of the stud 16, and after the vehicle drives into the top of the weighing platform 6 next time, deflection of the weighing platform 6 can be avoided.
As shown in fig. 3, a rope groove 11 is opened on the bottom surface of the drive plate 3, the rope groove 11 is arranged in line with the pull rope 10, the connection point of the pull rope 10 and the drive plate 3 is arranged at the rope groove 11, and the drive plate 3 can avoid mutual extrusion between the pull rope 10 and the drive plate 3 during the process of pulling the pull rope 10 through the arranged rope groove 11.
Claims (9)
1. The utility model provides a modularization digital truck scale, includes weighing platform and sets up in the slope at weighing platform both ends, its characterized in that: notches are formed in the end faces of the two ends of the weighing platform, limit blocks are connected in the notches in a sliding mode, and limit grooves matched with the limit blocks are formed in the side face, close to the weighing platform, of the slope;
the top of the weighing platform is provided with a driving assembly for controlling the limiting block, and after a vehicle drives into the weighing platform, the driving assembly drives the limiting block to move towards the direction of the weighing platform and separate from the slope;
be equipped with adjusting part on the stopper, when the stopper was arranged in the spacing inslot portion, adjusting part moved down for the stopper and contacted with the bottom surface of spacing groove.
2. The modular digital truck scale of claim 1, wherein: the outer side of the weighing platform is provided with a base, a bottom plate is arranged below the weighing platform in the base, and a weighing sensor is arranged between the bottom plate and the weighing platform.
3. The modular digital truck scale of claim 1, wherein: the driving assembly comprises a driving plate which is arranged at the top of the weighing platform in a sliding mode, a groove is formed in the top of the weighing platform, the driving plate is arranged in the groove in a sliding mode, a pull rope is fixedly arranged between the limiting block and the driving plate, the pull rope penetrates through the weighing platform and is in sliding fit with the weighing platform, a spring is arranged in the notch, and the spring is fixedly arranged between the limiting block and the end face of the notch.
4. The modular digital truck scale of claim 3, wherein: the adjusting part comprises a double-screw bolt, a through hole penetrating through the double-screw bolt is formed in the limiting block in the height direction of the limiting block, the double-screw bolt is connected to the inside of the through hole in a threaded mode, a sliding rod is fixedly connected to the top surface of the double-screw bolt, a rotating shaft is sleeved on the outer side of the sliding rod in a sliding mode, a coil spring is sleeved on the outer side of the rotating shaft, and the coil spring is arranged in the through hole and fixedly arranged between the rotating shaft and the limiting block.
5. The modular digital truck scale of claim 4, wherein: the fixed cover in outside top of pivot is equipped with the lantern ring, extend its width direction on the stopper and set up the mounting hole that is linked together with the through-hole, the rotation is connected with the sleeve in the mounting hole, and is provided with the depression bar in the sleeve, depression bar one end sets up inside the sleeve, the spout has been seted up on the outside global of depression bar, fixedly connected with and spout sliding fit's slider on the telescopic inner wall, the other end of depression bar passes the stopper and extends to and contacts with the lantern ring in the through-hole, depression bar and stopper threaded connection, fixedly connected with guide bar on the inside terminal surface of notch, guide bar one end extends to inside the sleeve, helicla flute and guide way have been seted up on the outside global of guide bar, the helicla flute communicates with the guide way, and the helicla flute sets up in the one end that the guide way is close to the depression bar, fixedly connected with helicla flute and guide way sliding fit's lug on the sleeve inner wall.
6. The modular digital truck scale of claim 3, wherein: a rope groove is formed in the bottom face of the driving plate, the rope groove and the pull rope are arranged in a collinear mode, and the connecting end of the pull rope and the driving plate is arranged at the rope groove.
7. The modular digital truck scale of claim 4, wherein: the outside fixedly connected with support ring of pivot, the support ring rotates to be connected inside the through-hole.
8. The modular digital truck scale of claim 4, wherein: the cross section of the sliding rod is set to be rectangular, and a square hole in sliding fit with the sliding rod is formed in the bottom end of the rotating shaft.
9. The modular digital truck scale of claim 1, wherein: a gap is reserved between the weighing platform and the slope.
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| CN202310046367.6A CN115790797B (en) | 2023-01-31 | 2023-01-31 | Modularized digital truck scale |
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| CN115790797B CN115790797B (en) | 2023-05-05 |
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