CN212206313U - Electronic truck scale fixing device for metrological verification - Google Patents
Electronic truck scale fixing device for metrological verification Download PDFInfo
- Publication number
- CN212206313U CN212206313U CN202021285025.8U CN202021285025U CN212206313U CN 212206313 U CN212206313 U CN 212206313U CN 202021285025 U CN202021285025 U CN 202021285025U CN 212206313 U CN212206313 U CN 212206313U
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- sliding
- fixing device
- truck scale
- metrological verification
- weighing
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Abstract
The utility model provides an electronic truck scale fixing device for metrological verification. Electronic truck scale fixing device for metrological verification includes: a concrete base; the foundation pit is arranged at the top of the concrete base; the weighing platform is arranged in the foundation pit; the four connecting pieces are all fixedly arranged at the bottom of the weighing platform; the four weighing sensors are respectively arranged at the bottoms of the four connecting pieces; the two first supporting steel plates are respectively and fixedly installed at the corresponding bottoms of the weighing sensors. The utility model provides an electronic truck scale fixing device for metrological verification has and avoids the local pressure that receives of soil layer too big and sink to some extent, avoids weighing data error big on the contrary, avoids the weighing platform displacement big on the contrary, effective symmetrical platform to carry out spacing advantage.
Description
Technical Field
The utility model relates to an electronic truck scale technical field especially relates to an electronic truck scale fixing device for metrological verification.
Background
The electronic truck scale is a weighing device utilizing the principle of strain electrical measurement. And a strain gauge is adhered to an elastic body of the weighing sensor to form a Wheatstone bridge. When no load exists, the bridge is in a balanced state, and the output is zero. When the elastic body is loaded, the strain proportional to the load is generated by each strain gauge, and the external load can be measured by the output voltage. The object to be weighed or the truck is placed on the table surface of the loader, under the action of gravity, the gravity is transmitted to the weighing sensor through the loader, so that the elastomer of the weighing sensor is deformed, the strain gauge bridge circuit attached to the elastomer is unbalanced, an electric signal in direct proportion to the weight value is output, the signal is amplified through the linear amplifier and then converted into a digital signal through A/D, and the weight data is directly displayed after the weight signal is processed by a microprocessor (CPU) of the instrument.
The weighing mechanism of the electronic truck scale is arranged in an excavated soil pit, the bottom of the inner volume of the soil pit and the four walls of the soil pit are poured on a concrete layer, a weighing sensor part of the electronic truck scale is fixed on a preset base on the concrete, a weighing platform is arranged on the weighing sensor part, and when a truck is arranged on the weighing platform, the weight of the truck is exerted on the concrete ground through the bases below the weighing sensor parts. However, the area of the base below the weighing sensor component used by the traditional electronic truck scale is small, so that the local stress of the soil layer below the concrete is large, the soil layer may slightly sink under long-term pressure after long-term use, the weighing sensor component may sink, and the weighing sensor component is not located on the same horizontal plane with other weighing sensor components, so that the error of weighing data is large, and in the process that the truck runs onto the weighing platform, the weighing platform has force in the horizontal direction, the weighing platform may move in the horizontal direction, so that the connecting component at the bottom of the weighing platform and the weighing sensor component are seriously deviated, and the equipment cannot be used.
Therefore, it is necessary to provide an electronic truck scale fixing device for metrological verification to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide an avoid the local pressure that receives of soil layer too big and sink to some extent, avoid weighing data error big on the contrary, avoid the weighing platform displacement big on the contrary, effective weighing platform carries out spacing electronic truck scale fixing device for metrological verification.
In order to solve the technical problem, the utility model provides an electronic truck scale fixing device for metrological verification, include: a concrete base; the foundation pit is arranged at the top of the concrete base; the weighing platform is arranged in the foundation pit; the four connecting pieces are all fixedly arranged at the bottom of the weighing platform; the four weighing sensors are respectively arranged at the bottoms of the four connecting pieces; the two first supporting steel plates are respectively and fixedly arranged at the bottoms of the corresponding weighing sensors; a plurality of second supporting steel plates, it is a plurality of the equal fixed mounting of second supporting steel plate is in two the bottom of first supporting steel plate.
Preferably, the four weighing sensors are symmetrically arranged in pairs, and the four weighing sensors are respectively matched with the four connecting pieces.
Preferably, the second supporting steel plates are fixedly mounted on the inner wall of the bottom of the foundation pit, and the second supporting steel plates are arranged at equal intervals.
Preferably, the concrete base is further provided with two limiting mechanisms, each limiting mechanism comprises a mounting groove, a fixing block, two fixing rods, two first springs, two first sliders, two first hinges, a sliding rod, a second slider, two second hinges, two connecting rods, a second spring, a connecting block and two limiting blocks, the mounting groove is formed in the inner wall of one side of the foundation pit, the fixing block is fixedly mounted on the inner wall of one side of the mounting groove, the two fixing rods are respectively and fixedly mounted on the inner walls of the top and the bottom of the fixing block, the ends, far away from each other, of the two fixing rods are respectively and fixedly connected with the inner walls of the top and the bottom of the mounting groove, the two first springs are respectively and slidably mounted on the two fixing rods, and the two first sliders are respectively and slidably mounted on the two fixing rods, two first articulated joint fixed mounting is respectively two one side of first slider, slide bar slidable mounting is in on the fixed block, second slider slidable mounting is in on the slide bar, two second articulated joint fixed mounting is respectively in the top and the bottom of second slider, two the both ends of connecting rod respectively with corresponding first articulated joint is articulated with corresponding the second articulated joint, second spring sliding sleeve is established on the slide bar, connecting block fixed mounting is in the slide bar is close to the one end of title platform.
Preferably, a first sliding hole is formed in the fixed block, the sliding rod is connected with the first sliding hole in a sliding mode, second sliding holes are formed in the second sliding block and the two first sliding blocks, and the sliding rod and the two fixed rods are respectively connected with the corresponding second sliding holes in a sliding mode.
Preferably, a sliding groove is formed in the inner wall of one side of the mounting groove, and the sliding rod is connected with the sliding groove in a sliding mode.
Preferably, the fixed top and the bottom of the sliding groove are both provided with a limiting groove, the top and the bottom of the sliding rod are both fixedly provided with a limiting block, and the limiting blocks are respectively connected with the two limiting grooves in a sliding manner.
Compared with the prior art, the utility model provides an electronic truck scale fixing device for metrological verification has following beneficial effect:
the utility model provides an electronic truck scale fixing device for metrological verification, through the setting of two first supporting steel plates and a plurality of second supporting steel plates, the local pressure that receives of soil layer has been reduced to avoid the local pressure that receives of soil layer too big and sink to some extent, avoid weighing sensor to sink and the error that the weighing data cause is bigger than normal; through the setting of second spring and two first springs, can cushion the lorry and drive the ascending power of the horizontal direction of the in-process symmetrical platform on the weighing platform, avoid the connecting piece of weighing platform bottom and weighing sensor to take place the serious deviation and lead to equipment unable to use to can make the weighing platform reset, carry out spacingly to the weighing platform effectively.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of the electronic truck scale fixing device for metrological verification provided by the present invention;
FIG. 2 is a side cross-sectional structural view of FIG. 1;
FIG. 3 is an enlarged view of part A of FIG. 1;
FIG. 4 is an enlarged view of the portion B shown in FIG. 2;
fig. 5 is a schematic view of a second embodiment of the electronic truck scale fixing device for metrological verification provided by the present invention;
FIG. 6 is an enlarged view of the portion C shown in FIG. 5;
fig. 7 is an enlarged view of the portion D shown in fig. 6.
Reference numbers in the figures: 1. a concrete base; 2. a foundation pit; 3. a weighing platform; 4. a connecting member; 5. a weighing sensor; 6. a first support steel plate; 7. a second support steel plate; 8. mounting grooves; 9. a fixed block; 10. fixing the rod; 11. a first spring; 12. a first slider; 13. a first hinge joint; 14. a slide bar; 15. a second slider; 16. a second hinge joint; 17. a connecting rod; 18. a second spring; 19. connecting blocks; 20. and a limiting block.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
The first embodiment:
referring to fig. 1-4, in a first embodiment of the present invention, an electronic truck scale fixing device for metrological verification includes: a concrete base 1; the foundation pit 2 is arranged at the top of the concrete base 1; the weighing platform 3 is arranged in the foundation pit 2; the four connecting pieces 4 are all fixedly arranged at the bottom of the weighing platform 3; the four weighing sensors 5 are respectively arranged at the bottoms of the four connecting pieces 4; the two first supporting steel plates 6 are respectively and fixedly arranged at the bottom of the corresponding weighing sensor 5; a plurality of second supporting steel plates 7, a plurality of second supporting steel plates 7 are all fixedly installed at the bottom of the two first supporting steel plates 6.
The four weighing sensors 5 are symmetrically arranged in pairs, and the four weighing sensors 5 are respectively matched with the four connecting pieces 4.
A plurality of the second supporting steel plates 7 are fixedly arranged on the inner wall of the bottom of the foundation pit 2, and the second supporting steel plates 7 are arranged at equal intervals.
The utility model provides an electronic truck scale fixing device for metrological verification's theory of operation as follows:
after the lorry went on the title platform 3, lorry's gravity was exerted on two first supporting steel plates 6 through several weighing sensor 5, then two first supporting steel plates 6 exerted pressure on a plurality of second supporting steel plates 7, the lifting surface area who thoughtlessly congeals earth has been increased in setting up of a plurality of second supporting steel plates 7, thereby make the pressure that receives of muddy earth unit area reduce, and then make the local atress of the soil layer of muddy earth below reduce, thereby avoid under long-term great pressure the soil layer to have the influence that sinks and symmetrical weighing sensor 5 caused, and then avoid weighing data error big on the side.
Compared with the prior art, the utility model provides an electronic truck scale fixing device for metrological verification has following beneficial effect:
through the setting of two first supporting steel plates 6 and a plurality of second supporting steel plates 7, the local pressure that receives of soil layer has been reduced to avoid the local pressure that receives of soil layer too big and sink to some extent, avoid weighing sensor 5 to sink and the symmetrical weight data causes the error big partially.
Second embodiment:
based on the electronic automobile scale fixing device for metrological verification provided by the first embodiment of the application, the second embodiment of the application provides another electronic automobile scale fixing device for metrological verification. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
The second embodiment of the present invention will be further explained with reference to the drawings and the embodiments.
Referring to fig. 5-7 in combination, the electronic truck scale fixing device for metrological verification further includes two limiting mechanisms, each limiting mechanism includes a mounting groove 8, a fixing block 9, two fixing rods 10, two first springs 11, two first sliders 12, two first hinges 13, a sliding rod 14, a second slider 15, two second hinges 16, two connecting rods 17, a second spring 18, a connecting block 19, and two limiting blocks 20, the mounting groove 8 is disposed on an inner wall of one side of the foundation pit 2, the fixing block 9 is fixedly mounted on an inner wall of one side of the mounting groove 8, the two fixing rods 10 are respectively fixedly mounted on an inner wall of the top and the bottom of the fixing block 9, ends of the two fixing rods 10 far away from each other are respectively fixedly connected with the inner walls of the top and the bottom of the mounting groove 8, the two first springs 11 are respectively slidably mounted on the two fixing rods 10, two first slider 12 is sliding mounting respectively two on the dead lever 10, two first articulated joint 13 is fixed mounting respectively two one side of first slider 12, slide bar 14 sliding mounting be in on the fixed block 9, second slider 15 sliding mounting be in on the slide bar 14, two second articulated joint 16 is fixed mounting respectively in the top and the bottom of second slider 15, two the both ends of connecting rod 17 respectively with corresponding first articulated joint 13 and corresponding second articulated joint 16 are articulated, second spring 18 sliding sleeve is established on the slide bar 14, connecting block 19 fixed mounting be in the slide bar 14 is close to the one end of title platform 3.
The fixed block 9 is provided with a first sliding hole, the sliding rod 14 is connected with the first sliding hole in a sliding mode, the second sliding blocks 15 and the two first sliding blocks 12 are provided with second sliding holes, and the sliding rod 14 and the two fixed rods 10 are respectively connected with the corresponding second sliding holes in a sliding mode.
A sliding groove is formed in the inner wall of one side of the mounting groove 8, and the sliding rod 14 is connected with the sliding groove in a sliding mode.
The top and the bottom of deciding of spout have all been seted up the spacing groove, the equal fixed mounting in top and the bottom of slide bar 14 has stopper 20, two stopper 20 respectively with two spacing groove sliding connection.
When the truck runs onto the weighing platform 3, the weighing platform 3 has a force in the horizontal direction, the weighing platform 3 moves to collide with the connecting block 19 to enable the connecting block 19 to move along with the weighing platform 3, the connecting block 19 drives the sliding rod 14 to move, the connecting block 19 compresses the second spring 18, the second spring 18 drives the second slider 15 to move, the second slider 15 drives the second hinge joint 16 to move, the second hinge joint 16 drives the connecting rod 17 to move, the connecting rod 17 drives the first hinge joint 13 to move, the first hinge joint 13 drives the two first sliders 12 to move away from each other, the two first sliders 12 compress the two first springs 11, elastic potential energy stored by the second spring 18 and the two first springs 11 has a reaction force on the weighing platform 3, so that the situation that the connecting piece 4 at the bottom of the weighing platform 3 is seriously deviated from the weighing sensor 5 to cause that the equipment cannot be used is avoided, and the weighing platform 3 can be reset under the reaction forces of the second spring 18 and the two first springs 11, the weighing platform 3 is effectively limited.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. An electronic truck scale fixing device for metrological verification, comprising:
a concrete base;
the foundation pit is arranged at the top of the concrete base;
the weighing platform is arranged in the foundation pit;
the four connecting pieces are all fixedly arranged at the bottom of the weighing platform;
the four weighing sensors are respectively arranged at the bottoms of the four connecting pieces;
the two first supporting steel plates are respectively and fixedly arranged at the bottoms of the corresponding weighing sensors;
a plurality of second supporting steel plates, it is a plurality of the equal fixed mounting of second supporting steel plate is in two the bottom of first supporting steel plate.
2. The electronic truck scale fixing device for metrological verification as claimed in claim 1, wherein four said weighing sensors are arranged symmetrically two by two, and four said weighing sensors are respectively adapted to four said connecting members.
3. The electronic truck scale fixing device for metrological verification as claimed in claim 1, wherein a plurality of the second supporting steel plates are fixedly mounted on the inner wall of the bottom of the foundation pit, and the plurality of the second supporting steel plates are arranged at equal intervals.
4. The electronic truck scale fixing device for metrological verification as claimed in claim 1, wherein the concrete base is further provided with two limiting mechanisms, the limiting mechanisms comprise a mounting groove, a fixing block, two fixing rods, two first springs, two first sliders, two first hinges, a sliding rod, a second slider, two second hinges, two connecting rods, a second spring, a connecting block and two limiting blocks, the mounting groove is formed on an inner wall of one side of the foundation pit, the fixing block is fixedly mounted on an inner wall of one side of the mounting groove, the two fixing rods are respectively fixedly mounted on the inner walls of the top and the bottom of the fixing block, ends of the two fixing rods, which are far away from each other, are respectively fixedly connected with the inner walls of the top and the bottom of the mounting groove, and the two first springs are respectively slidably mounted on the two fixing rods, two first slider slidable mounting is respectively two on the dead lever, two first articulated joint fixed mounting is respectively two one side of first slider, the slide bar slidable mounting be in on the fixed block, second slider slidable mounting be in on the slide bar, two second articulated joint fixed mounting is respectively in the top and the bottom of second slider, two the both ends of connecting rod respectively with corresponding first articulated joint and corresponding the second articulated joint is articulated, second spring sliding sleeve is established on the slide bar, connecting block fixed mounting be in the slide bar is close to the one end of title platform.
5. The electronic truck scale fixing device for metrological verification as claimed in claim 4, wherein the fixing block is provided with a first sliding hole, the sliding rod is slidably connected with the first sliding hole, the second sliding block and the two first sliding blocks are provided with second sliding holes, and the sliding rod and the two fixing rods are respectively slidably connected with the corresponding second sliding holes.
6. The electronic truck scale fixing device for metrological verification as claimed in claim 4, wherein a sliding groove is formed on an inner wall of one side of the mounting groove, and the sliding rod is slidably connected with the sliding groove.
7. The electronic truck scale fixing device for metrological verification as claimed in claim 6, wherein the fixed top and bottom of the sliding chute are both provided with a limiting groove, the top and bottom of the sliding bar are both fixedly provided with the limiting blocks, and the two limiting blocks are respectively connected with the two limiting grooves in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021285025.8U CN212206313U (en) | 2020-07-03 | 2020-07-03 | Electronic truck scale fixing device for metrological verification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021285025.8U CN212206313U (en) | 2020-07-03 | 2020-07-03 | Electronic truck scale fixing device for metrological verification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212206313U true CN212206313U (en) | 2020-12-22 |
Family
ID=73818121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021285025.8U Expired - Fee Related CN212206313U (en) | 2020-07-03 | 2020-07-03 | Electronic truck scale fixing device for metrological verification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212206313U (en) |
-
2020
- 2020-07-03 CN CN202021285025.8U patent/CN212206313U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201222 Termination date: 20210703 |