A road weighing device capable of draining accumulated water

Abstract

The utility model relates to the technical field of weighing instruments, specifically a road weighing instrument capable of draining accumulated water, comprising a traction plate, a waterproof control panel installed on the surface of the traction plate, a weighing cavity opened at the center of the traction plate, a cover plate placed at the bottom of the weighing cavity, a weighing platform placed inside the weighing cavity, gravity sensors arranged at the corners of the bottom of the weighing platform, fastening mechanisms arranged at both ends of the traction plate, a water draining mechanism arranged inside the weighing cavity, a sealing gasket and a water draining member included inside the water draining mechanism, an inspection mechanism arranged between the weighing platform and the cover plate, the inspection mechanism consisting of an inspection component, a slot and a threaded hole. The utility model not only makes it difficult for the gravity sensor to be damaged due to the entry of rainwater, thereby extending the service life of the weighing instrument, improving the convenience of the weighing instrument during inspection, but also improving the stability of the weighing instrument during use.

Description

Technical Field

[0001] The utility model relates to the technical field of weighing instruments, in particular to a road weighing instrument capable of draining accumulated water. Background Art

[0002] A weighing instrument, also known as a floor scale, is a large scale set on the ground. It is an instrument that uses Hooke's law or the principle of lever balance of force to measure the mass of an object. It is often installed on the surface of a road to facilitate overload detection of passing vehicles, especially trucks.

[0003] In rainy and snowy days, the surface of the scale is easily invaded by rainwater from the road, causing damage to the sensors and other equipment inside the scale, thus affecting the service life of the scale; the sensor of the scale is installed inside the scale. If the sensor needs to be repaired, the entire scale must be disassembled, which is cumbersome and reduces the convenience of repairing the scale; the scale is generally laid directly on the road surface and is not easy to reinforce, which easily affects the stability of the scale when it is in use. Utility Model Content

[0004] The utility model aims to provide a road scale capable of draining accumulated water, so as to solve the problems in the above-mentioned background technology that the scale is easily affected in service life, has low convenience during maintenance, and has low stability.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a road weighing instrument capable of draining accumulated water, comprising a traction plate, a waterproof control panel being installed on the surface of the traction plate, a weighing cavity being opened at the center position of the traction plate, a cover plate being placed at the bottom of the weighing cavity, the cover plate being detachably connected to the weighing cavity by screws, a weighing platform being placed inside the weighing cavity, gravity sensors being arranged at the corner positions of the bottom of the weighing platform, the gravity sensors being located on the surface of the cover plate, the input end of the gravity sensor being electrically connected to the output end of the waterproof control panel, fastening mechanisms being arranged at both ends of the traction plate, the fastening mechanisms being composed of a groove, a fastening assembly and a suction cup, a water draining mechanism being arranged inside the weighing cavity, the inside of the water draining mechanism comprising a sealing pad and a water draining member, an inspection mechanism being arranged between the weighing platform and the cover plate, the inspection mechanism being composed of an inspection component, a card slot and a threaded hole.

[0006] Preferably, grooves are provided at the bottom of the traction plate, suction cups are installed at the corners of the bottom of the traction plate, and fastening components are provided at both ends of the traction plate.

[0007] Preferably, a receiving groove and a fastening nail are provided inside the fastening assembly, a receiving groove is provided at both ends of the traction plate, a fastening nail is provided inside the receiving groove, and one end of the fastening nail passes through the traction plate and extends to the bottom of the traction plate.

[0008] Preferably, a sealing gasket is adhered to the inner wall at the bottom of the weighing cavity, the surface of the sealing gasket is tightly fitted with the surface of the cover plate, and a water drainage component is provided on the inner wall of the weighing cavity, and the water drainage component is located on the outside of the weighing platform.

[0009] Preferably, the water drainage component is composed of a drainage channel, a guide cavity, a guide plate and a water receiving cover, the inner wall of the weighing cavity is provided with a guide cavity, the outer side of the weighing platform is provided with a guide plate, and the guide plate is an inclined structure.

[0010] Preferably, a water collecting cover is fixed to the inner wall of the weighing cavity, the structure of the water collecting cover is a U-shaped structure, the water collecting cover is located below the guide plate, the water collecting cover is connected to the guide cavity, and drainage channels are opened on both sides of the traction plate surface, and the drainage channels are connected to the guide cavity.

[0011] Preferably, threaded holes are provided at the corners of the bottom of the weighing platform, slots are provided on the surface of the cover plate, and maintenance components are fixed on the surface of the gravity sensor.

[0012] Preferably, the interior of the inspection component includes a stud and a clamping column, and a stud is fixed to one end of the gravity sensor, and the stud is threadedly fastened to the threaded hole.

[0013] Preferably, a clamping column is fixed to the bottom of the gravity sensor, and the clamping column and the clamping slot are engaged with each other.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the highway scale capable of draining accumulated water is not only not easy to cause the gravity sensor to be damaged by rainwater, thereby extending the service life of the scale, improving the convenience of the scale when repairing, and improving the stability of the scale when in use;

[0015] By providing a water drainage mechanism, when it rains, rainwater falls onto the surface of the guide plate through the gap between the weighing cavity and the weighing platform, and flows into the guide cavity along the guide plate. Part of the rainwater falls into the water receiving cover through the gap between the guide plate and the guide cavity, and then the rainwater is discharged through the drainage channel, so that water is not easy to accumulate inside the weighing instrument, and the gravity sensor is prevented from being damaged by rainwater. At the same time, under the action of the sealing gasket, the cover plate and the weighing cavity can be tightly sealed and waterproofed, so as to realize the water drainage function of the weighing instrument, and the gravity sensor is not easy to be damaged by rainwater, thereby extending the service life of the weighing instrument;

[0016] By providing an inspection mechanism, the clamping column is fixed under the clamping action of the clamping column and the clamping slot, so as to fix the gravity sensor. If the gravity sensor needs to be inspected, the traction plate can be turned over, and then the screws on the surface of the cover plate can be loosened, and then the cover plate can be pulled to make the cover plate drive the clamping slot away from the clamping column, and then the cover plate can be removed to inspect the gravity sensor. If the gravity sensor needs to be replaced, the gravity sensor can be rotated to make the gravity sensor drive the stud to rotate, and the gravity sensor can be removed and replaced under the thread cooperation of the stud and the threaded hole, without disassembling the weighing platform, so as to realize the function of easy maintenance of the weighing instrument, thereby improving the convenience of weighing instrument maintenance;

[0017] By providing a reinforcement mechanism, the scale is placed on the road surface, and the scale is adsorbed and fastened to the road under the action of the suction cup, so that the scale is not easily displaced. At the same time, the friction between the traction plate and the ground can be increased under the action of the groove, and the drainage of the bottom of the traction plate is also convenient. Then, the fastening nails are placed in the receiving groove, and then the fastening nails are knocked to fasten the traction plate to the road surface to realize the fastening function of the scale, thereby improving the stability of the scale when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional appearance structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0020] Figure 3 It is an enlarged structural diagram of the maintenance mechanism of the utility model;

[0021] Figure 4 It is an enlarged structural schematic diagram of the water draining mechanism of the utility model.

[0022] In the figure: 1. traction plate; 101. waterproof control panel; 102. weighing cavity; 103. weighing platform; 104. gravity sensor; 105. cover plate; 2. fastening mechanism; 201. groove; 202. fastening assembly; 2021. receiving groove; 2022. fastening nail; 203. suction cup; 3. water discharge mechanism; 301. sealing gasket; 302. water discharge component; 3021. drainage channel; 3022. guide cavity; 3023. guide plate; 3024. water collecting cover; 4. maintenance mechanism; 401. maintenance parts; 4011. stud; 4012. clamping column; 402. clamping groove; 403. threaded hole. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. In addition, the terms "first", "second", "third", "upper, lower, left, right", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. At the same time, in the description of the present invention, unless otherwise clearly specified and limited, the terms "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0024] The utility model provides a structure of a road weighing device capable of draining accumulated water. Figure 1 and Figure 2 As shown, it includes a traction board 1, a waterproof control panel 101 is installed on the surface of the traction board 1, a lithium battery and a processor are embedded inside the waterproof control panel 101, the processor includes an amplifier, a protection resistor Rm, a filter, an A / D converter and a single-chip microcomputer, the sensor and the protection resistor Rm are connected in parallel to the amplifier and then in series with the filter, and the signal is converted by the A / D converter and sent to the single-chip microcomputer, the display screen receives the processing signal sent by the single-chip microcomputer, a weighing cavity 102 is opened at the center of the traction board 1, a cover plate 105 is placed at the bottom of the weighing cavity 102, the cover plate 105 is detachably connected to the weighing cavity 102 by screws, a weighing platform 103 is placed inside the weighing cavity 102, and gravity sensors 104 are arranged at the corners of the bottom of the weighing platform 103. The model of the gravity sensor 104 can be selected from the JHBL series, the gravity sensor 104 is located on the surface of the cover plate 105, and the input end of the gravity sensor 104 is electrically connected to the output end of the waterproof control panel 101.

[0025] When in use, the vehicle travels to the surface of the traction plate 1 and then to the surface of the weighing platform 103 through the traction plate 1 . At this time, the vehicle can be weighed under the action of the gravity sensor 104 and the result is transmitted to the surface of the waterproof control panel 101 .

[0026] Furthermore, if Figure 2As shown, fastening mechanisms 2 are provided at both ends of the traction plate 1, and the fastening mechanisms 2 are composed of a groove 201, a fastening assembly 202 and a suction cup 203. The bottom of the traction plate 1 is provided with a groove 201, and suction cups 203 are installed at the corner positions of the bottom of the traction plate 1. Fastening assemblies 202 are provided at both ends of the traction plate 1, and receiving grooves 2021 and fastening nails 2022 are provided inside the fastening assemblies 202. Receiving grooves 2021 are provided at both ends of the traction plate 1, and fastening nails 2022 are provided inside the receiving grooves 2021. One end of the fastening nail 2022 penetrates the traction plate 1 and extends to the bottom of the traction plate 1.

[0027] When in use, the scale is placed on the road surface, and the suction cup 203 makes the scale and the road adsorbed and fastened to prevent the scale from shifting. At the same time, the groove 201 can increase the friction between the traction plate 1 and the ground, and also facilitate drainage of the bottom of the traction plate 1. Then, the fastening nail 2022 is placed into the receiving groove 2021, and then the fastening nail 2022 is knocked to fasten the traction plate 1 to the road surface to realize the fastening function of the scale.

[0028] Furthermore, if Figure 2 and Figure 4 As shown, the weighing cavity 102 is provided with a water discharge mechanism 3, and the inside of the water discharge mechanism 3 includes a sealing gasket 301 and a water discharge component 302. The inner wall at the bottom of the weighing cavity 102 is adhered with a sealing gasket 301, and the surface of the sealing gasket 301 is tightly fitted with the surface of the cover plate 105. The inner wall of the weighing cavity 102 is provided with a water discharge component 302, and the water discharge component 302 is located on the outside of the weighing platform 103. The water discharge component 302 consists of a drainage channel 3021, a guide cavity 3022, a guide plate 3023 and a water receiving cover 3024. 024, the inner wall of the weighing cavity 102 is provided with a guide cavity 3022, the outer side of the weighing platform 103 is provided with a guide plate 3023, the guide plate 3023 is an inclined structure, the inner wall of the weighing cavity 102 is fixed with a water collecting cover 3024, the structure of the water collecting cover 3024 is a circular structure, the water collecting cover 3024 is located below the guide plate 3023, the water collecting cover 3024 is connected with the guide cavity 3022, and drainage channels 3021 are provided on both sides of the surface of the traction plate 1, and the drainage channels 3021 are connected with the guide cavity 3022.

[0029] During use, if it rains, rainwater falls onto the surface of the guide plate 3023 through the gap between the weighing cavity 102 and the weighing platform 103, and flows along the guide plate 3023 to the inside of the guide cavity 3022. Some rainwater falls onto the inside of the water collecting cover 3024 through the gap between the guide plate 3023 and the guide cavity 3022, and then the rainwater is discharged through the drainage channel 3021, so that water is not easy to accumulate inside the scale, and the gravity sensor 104 is prevented from being damaged by the entry of rainwater. At the same time, under the action of the sealing gasket 301, the cover plate 105 and the weighing cavity 102 can be tightly sealed and waterproofed, so as to realize the water-draining function of the scale.

[0030] Furthermore, if Figure 3 As shown, a maintenance mechanism 4 is arranged between the weighing platform 103 and the cover plate 105, and the maintenance mechanism 4 consists of a maintenance component 401, a slot 402 and a threaded hole 403. The threaded holes 403 are opened at the corner positions of the bottom of the weighing platform 103, and the surface of the cover plate 105 is opened with a slot 402. The maintenance component 401 is fixed to the surface of the gravity sensor 104, and the interior of the maintenance component 401 includes a stud 4011 and a clamping column 4012. The stud 4011 is fixed to one end of the gravity sensor 104, and the stud 4011 is threadedly fastened with the threaded hole 403. The clamping column 4012 is fixed to the bottom of the gravity sensor 104, and the clamping column 4012 and the clamping column 4012 are clamped together with the slot 402.

[0031] When in use, the clamping column 4012 is fixed under the clamping action of the clamping column 4012 and the clamping slot 402, so as to fix the gravity sensor 104. If the gravity sensor 104 needs to be repaired, the traction plate 1 can be turned over, and then the screws on the surface of the cover plate 105 can be loosened, and then the cover plate 105 can be pulled to make the cover plate 105 drive the clamping slot 402 away from the clamping column 4012, and then the cover plate 105 can be removed to repair the gravity sensor 104. If the gravity sensor 104 needs to be replaced, the gravity sensor 104 can be rotated to make the gravity sensor 104 drive the stud 4011 to rotate, and the gravity sensor 104 can be removed for replacement under the thread cooperation of the stud 4011 and the threaded hole 403, without disassembling the weighing platform 103, so as to realize the function of easy maintenance of the weighing instrument.

[0032] Working principle: When in use, first put the scale on the road surface, and under the action of the suction cup 203, the scale is adsorbed and fastened to the road, which makes it difficult for the scale to shift. At the same time, under the action of the groove 201, the friction between the traction plate 1 and the ground can be increased, and the bottom of the traction plate 1 is also convenient for drainage. Then, the fastening nail 2022 is placed into the receiving groove 2021, and then the fastening nail 2022 is knocked to fasten the traction plate 1 to the road surface to realize the fastening function of the scale, thereby improving the stability of the scale when in use.

[0033] When in use, the vehicle travels to the surface of the traction plate 1 and then to the surface of the weighing platform 103 through the traction plate 1 . At this time, the vehicle can be weighed under the action of the gravity sensor 104 and the result is transmitted to the surface of the waterproof control panel 101 .

[0034] If it rains, rainwater falls onto the surface of the guide plate 3023 through the gap between the weighing cavity 102 and the weighing platform 103, and flows into the guide cavity 3022 along the guide plate 3023. Part of the rainwater falls onto the water collecting cover 3024 through the gap between the guide plate 3023 and the guide cavity 3022, and then the rainwater is discharged through the drainage channel 3021, so that water is not easily accumulated inside the scale, and the gravity sensor 104 is prevented from being damaged by the entry of rainwater. At the same time, the cover plate 105 and the weighing cavity 102 can be tightly sealed and waterproofed under the action of the sealing gasket 301, so as to realize the water-draining function of the scale, and the gravity sensor 104 is not easily damaged by the entry of rainwater, thereby extending the service life of the scale.

[0035] At this time, the clamping column 4012 is fixed under the clamping action of the clamping column 4012 and the clamping slot 402, so as to fix the gravity sensor 104. If the gravity sensor 104 needs to be repaired, the traction plate 1 can be turned over, and then the screws on the surface of the cover plate 105 can be loosened, and then the cover plate 105 can be pulled to make the cover plate 105 drive the clamping slot 402 away from the clamping column 4012, and then the cover plate 105 can be removed to repair the gravity sensor 104. If the gravity sensor 104 needs to be replaced, the gravity sensor 104 can be rotated to make the gravity sensor 104 drive the stud 4011 to rotate, and the gravity sensor 104 can be removed and replaced under the thread cooperation of the stud 4011 and the threaded hole 403, without disassembling the weighing platform 103, so as to realize the function of facilitating the maintenance of the weighing instrument, thereby improving the convenience of the weighing instrument during maintenance, and finally completing the use of the weighing instrument.

[0036] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A road weighing device capable of draining accumulated water, comprising a traction plate (1), characterized in that: A waterproof control panel (101) is installed on the surface of the traction plate (1); a weighing cavity (102) is provided at the center of the traction plate (1); a cover plate (105) is placed at the bottom of the weighing cavity (102); the cover plate (105) is detachably connected to the weighing cavity (102) by screws; a weighing platform (103) is placed inside the weighing cavity (102); gravity sensors (104) are provided at the corners of the bottom of the weighing platform (103); the gravity sensors (104) are located on the surface of the cover plate (105); the input end of the gravity sensor (104) is connected to the waterproof control panel (101); The output end of the control panel (101) is electrically connected, and both ends of the traction plate (1) are provided with a fastening mechanism (2), and the fastening mechanism (2) is composed of a groove (201), a fastening assembly (202) and a suction cup (203). The inside of the weighing cavity (102) is provided with a water discharge mechanism (3), and the inside of the water discharge mechanism (3) includes a sealing gasket (301) and a water discharge component (302). An inspection mechanism (4) is provided between the weighing platform (103) and the cover plate (105), and the inspection mechanism (4) is composed of an inspection component (401), a slot (402) and a threaded hole (403).

2. A road weighing device capable of draining accumulated water according to claim 1, characterized in that: The bottom of the traction plate (1) is provided with a groove (201), the corners of the bottom of the traction plate (1) are provided with suction cups (203), and both ends of the traction plate (1) are provided with fastening components (202).

3. A road weighing device capable of draining accumulated water according to claim 2, characterized in that: The fastening assembly (202) is provided with a receiving groove (2021) and a fastening nail (2022) inside, the two ends of the traction plate (1) are provided with a receiving groove (2021), the receiving groove (2021) is provided with a fastening nail (2022) inside, and one end of the fastening nail (2022) penetrates the traction plate (1) and extends to the bottom of the traction plate (1).

4. A road weighing device capable of draining accumulated water according to claim 1, characterized in that: A sealing gasket (301) is adhered to the inner wall at the bottom of the weighing cavity (102), and the surface of the sealing gasket (301) is tightly fitted with the surface of the cover plate (105). A water drainage component (302) is provided on the inner wall of the weighing cavity (102), and the water drainage component (302) is located on the outside of the weighing platform (103).

5. A road weighing device capable of draining accumulated water according to claim 4, characterized in that: The water drainage component (302) is composed of a drainage channel (3021), a flow guide cavity (3022), a flow guide plate (3023) and a water receiving cover (3024); the inner wall of the weighing cavity (102) is provided with a flow guide cavity (3022); the outer side of the weighing platform (103) is provided with a built-in flow guide plate (3023); and the flow guide plate (3023) is an inclined structure.

6. A road weighing device capable of draining accumulated water according to claim 5, characterized in that: A water receiving cover (3024) is fixed to the inner wall of the weighing cavity (102), the structure of the water receiving cover (3024) is a circular structure, the water receiving cover (3024) is located below the guide plate (3023), the water receiving cover (3024) is connected to the guide cavity (3022), and drainage channels (3021) are provided on both sides of the surface of the traction plate (1), and the drainage channels (3021) are connected to the guide cavity (3022).

7. A road weighing device capable of draining accumulated water according to claim 1, characterized in that: The bottom corners of the weighing platform (103) are provided with threaded holes (403), the surface of the cover plate (105) is provided with slots (402), and the surface of the gravity sensor (104) is fixed with an inspection component (401).

8. A road weighing device capable of draining accumulated water according to claim 7, characterized in that: The interior of the inspection component (401) includes a stud (4011) and a clamping column (4012); one end of the gravity sensor (104) is fixed with the stud (4011); the stud (4011) is threadedly fastened to the threaded hole (403).

9. A road weighing device capable of draining accumulated water according to claim 8, characterized in that: A clamping column (4012) is fixed to the bottom of the gravity sensor (104), and the clamping column (4012) and the clamping slot (402) are mutually clamped and matched.

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