CN212317008U - Load weighing electronic scale - Google Patents
Load weighing electronic scale Download PDFInfo
- Publication number
- CN212317008U CN212317008U CN202020549504.XU CN202020549504U CN212317008U CN 212317008 U CN212317008 U CN 212317008U CN 202020549504 U CN202020549504 U CN 202020549504U CN 212317008 U CN212317008 U CN 212317008U
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- Prior art keywords
- pressure sensor
- main
- hydraulic cylinder
- loader
- electronic scale
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- Expired - Fee Related
Links
- 238000005303 weighing Methods 0.000 title claims description 17
- 239000000463 material Substances 0.000 abstract description 19
- 239000010720 hydraulic oil Substances 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 description 9
- 239000003921 oil Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a load meter heavy electronic scale relates to loader counter technical field, specifically is a load meter heavy electronic scale, including the loader main part, the left side movable mounting of loader main part has the second grade pneumatic cylinder, and the top movable mounting of second grade pneumatic cylinder has the linking arm, the bottom movable mounting of linking arm has the scraper bowl, the left side fixed mounting of loader main part has two engaging lugs. This load meter heavy electronic scale, drive fixed ear at main hydraulic cylinder, when the inside material of main drive arm and scraper bowl rotates, the scraper bowl is to main drive arm, fixed ear, certain pressure is applyed to the guide pillar, thereby the one-level pressure sensor through the guide pillar bottom weighs the material, and turn into the signal of telecommunication with weight information, the controller that spreads into in the driver's cabin handles, convert material weight, install the inside at main hydraulic cylinder output shaft additional with one-level pressure sensor, hydraulic oil has reduced the influence of one-level pressure sensor.
Description
Technical Field
The utility model relates to a loader counter technical field specifically is a load meter heavy electronic scale.
Background
The electronic weighing scale of loader is generally used for measuring by hydraulic transmission, and the measuring method is that a pressure sensor for measuring the pressure intensity of liquid is arranged in an oil inlet pipeline of a movable arm oil cylinder on a loader bucket so as to measure a sensing signal of the mass loaded on the bucket, and the sensing signal is received by a secondary instrument and converted and displayed by the secondary instrument.
Although the structure can weigh materials in the loader bucket through conversion, the pressure sensor is additionally arranged in the oil inlet pipe of the movable arm oil cylinder, after the structure is used for a long time, the pressure sensor is easily damaged by hydraulic oil, so that the measurement accuracy of the pressure sensor is reduced or the measurement cannot be carried out, in addition, the materials are in a moving state constantly when being carried, so that the hydraulic oil in the oil pipe flows in a reciprocating manner, the materials are weighed only through the pressure sensor in the oil pipe, and the accidental phenomenon easily occurs, so that the measurement accuracy is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a load meter heavy electronic scale has advantages such as improve measurement accuracy, improve life, has solved the problem of proposing among the above-mentioned background art.
For the purpose of improving measurement accuracy, improving life more than realizing, the utility model discloses a following technical scheme realizes: a loading weighing electronic scale comprises a loader main body, wherein a secondary hydraulic cylinder is movably mounted on the left side of the loader main body, a connecting arm is movably mounted at the top end of the secondary hydraulic cylinder, a bucket is movably mounted at the bottom end of the connecting arm, two connecting lugs are fixedly mounted on the left side of the loader main body, two main driving arms are movably mounted inside the two connecting lugs, the top ends of the two main driving arms are movably connected with the bucket, two main hydraulic cylinders respectively positioned below the two main driving arms are fixedly mounted on the left side of the loader main body, a guide pillar is movably mounted inside an output shaft of the main hydraulic cylinder, a primary pressure sensor positioned inside an output shaft of the main hydraulic cylinder is fixedly mounted at the bottom end of the guide pillar, a fixing lug movably connected with the main driving arms is movably mounted at the top end of the guide pillar, a pressure lever is, and a secondary pressure sensor is fixedly mounted on the left side of the loader main body.
Preferably, the top end of the output shaft of the main hydraulic cylinder is provided with a cylindrical groove matched with the guide pillar, and the sum of the length values of the guide pillar and the first-stage pressure sensor is greater than the depth value of the cylindrical groove.
Preferably, the fixing lug at the top end of the guide pillar is positioned in the middle of the lower portion of the main driving arm, and the two main driving arms, the main hydraulic cylinder and the fixing lug are distributed on the front side and the rear side of the secondary hydraulic cylinder in a mirror image mode.
Preferably, the secondary pressure sensor is located under the pressure lever, and the top end of the pressure lever is provided with an arc surface mutually matched with the top of the secondary pressure sensor.
Preferably, the loader main body comprises a drive chassis and a cab, and a controller electrically connected with the primary pressure sensor and the secondary pressure sensor is additionally arranged in the cab.
Preferably, the connecting lugs are distributed on the front side and the rear side of the secondary hydraulic cylinder in a mirror image mode, and the width values of the front side and the rear side of the inside of the connecting lugs are larger than those of the front side and the rear side of the compression bar.
The utility model provides a load meter heavy electronic scale possesses following beneficial effect:
1. this load meter heavy electronic scale, drive fixed ear at main hydraulic cylinder, when the inside material of main drive arm and scraper bowl rotates, the scraper bowl is to main drive arm, fixed ear, certain pressure is applyed to the guide pillar, thereby the one-level pressure sensor through the guide pillar bottom weighs the material, and turn into the signal of telecommunication with weight information, the controller that spreads into in the driver's cabin handles, convert material weight, install one-level pressure sensor in the inside of main hydraulic cylinder output shaft additional, hydraulic oil to one-level pressure sensor's influence has been reduced, the life of the device has been improved when guaranteeing measurement accuracy.
2. This load meter heavy electronic scale, when main pneumatic cylinder drives main actuating arm and scraper bowl upwards rotation, the depression bar of main actuating arm top rotates downwards, thereby apply certain pressure to second grade pressure sensor, measure the pressure that the depression bar produced through second grade pressure sensor, and turn into the signal of telecommunication with weight information, the controller that spreads into in the driver's cabin handles, through one-level pressure sensor, second grade pressure sensor weighs the material twice, the probability of contingency has been reduced, further the measuring precision has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the inside of the output shaft of the main hydraulic cylinder according to the present invention;
fig. 3 is a schematic structural view of the inside of the connecting lug of the present invention.
In the figure: 1. a loader body; 2. a secondary hydraulic cylinder; 3. a connecting arm; 4. a bucket; 5. connecting lugs; 6. a main drive arm; 7. a master cylinder; 8. fixing the ear; 9. a guide post; 10. a primary pressure sensor; 11. a pressure lever; 12. and a secondary pressure sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 3, the present invention provides a technical solution: a loading weighing electronic scale comprises a loader main body 1, a secondary hydraulic cylinder 2 is movably mounted on the left side of the loader main body 1, a connecting arm 3 is movably mounted at the top end of the secondary hydraulic cylinder 2, a bucket 4 is movably mounted at the bottom end of the connecting arm 3, two connecting lugs 5 are fixedly mounted on the left side of the loader main body 1, two main driving arms 6 are movably mounted inside the two connecting lugs 5, the top ends of the two main driving arms 6 are movably connected with the bucket 4, two main hydraulic cylinders 7 respectively positioned below the two main driving arms 6 are fixedly mounted on the left side of the loader main body 1, a guide pillar 9 is movably mounted inside an output shaft of the main hydraulic cylinder 7, a primary pressure sensor 10 positioned inside an output shaft of the main hydraulic cylinder 7 is fixedly mounted at the bottom end of the guide pillar 9, and a fixing lug 8 movably connected with the main driving arm 6 is movably, the loader main body 1 comprises a driving chassis and a cab, a controller electrically connected with a first-level pressure sensor 10 and a second-level pressure sensor 12 is additionally arranged in the cab, a cylindrical groove matched with a guide pillar 9 is formed in the top end of an output shaft of a main hydraulic cylinder 7, the sum of length values of the guide pillar 9 and the first-level pressure sensor 10 is larger than the depth value of the cylindrical groove, when the main hydraulic cylinder 7 drives a fixing lug 8, the main driving arm 6 and materials in a bucket 4 to rotate upwards, the materials in the bucket 4 exert pressure on the first-level pressure sensor 10 at the bottom end of the guide pillar 9, the pressure is measured through the first-level pressure sensor 10, the measured information is transmitted to the controller in the cab for conversion processing, the first-level pressure sensor 10 is additionally arranged in the output shaft of the main hydraulic cylinder 7, the first-level pressure sensor 10 is used for measuring the materials, the influence of hydraulic oil on the first-level pressure sensor 10 is reduced, the service life of the first-level pressure sensor 10 is prolonged, and the measurement precision is improved, in addition, the sum of the length values of the guide pillar 9 and the first-level pressure sensor 10 is greater than the depth of the cylindrical groove, the contraction space of the first-level pressure sensor 10 is reserved, the effectiveness of the device is ensured, the fixing lug 8 at the top end of the guide pillar 9 is positioned in the middle of the lower part of the main driving arm 6, the two main driving arms 6, the main hydraulic cylinder 7 and the fixing lug 8 are distributed on the front side and the rear side of the second-level hydraulic cylinder 2 in a mirror image manner, the main driving arm 6 and the bucket 4 are driven to move through the main hydraulic cylinders 7 on the two sides, the stability of the bucket 4 during moving is ensured, meanwhile, the materials in the bucket 4 are measured through the first-level pressure sensors 10 on the, the width values of the front side and the rear side inside the connecting lug 5 are larger than the width values of the front side and the rear side of the pressure rod 11, the pressure rod 11 can rotate inside the connecting lug 5, so that the pressure rod 11 can extrude the secondary pressure sensor 12, materials are weighed again through the secondary pressure sensor 12, the effectiveness of the device is guaranteed, the measurement precision is improved, one end of the driving arm 6 is fixedly provided with the pressure rod 11, the left side of the loader main body 1 is fixedly provided with the secondary pressure sensor 12, the secondary pressure sensor 12 is positioned under the pressure rod 11, the top end of the pressure rod 11 is provided with an arc surface which is matched with the top of the secondary pressure sensor 12, when the main hydraulic cylinder 7 drives the main driving arm 6 to rotate upwards, the main driving arm 6 drives the pressure rod 11 at the top end to rotate downwards, the pressure rod 11 extrudes the secondary pressure sensor 12 when rotating downwards, and applies, the pressure of the pressure rod 11 is measured through the secondary pressure sensor 12, the measurement information is transmitted to a controller in a cab to be converted, the weight of the material is calculated, the weighing information of the primary pressure sensor 10 and the pressure rod 11 is calculated and neutralized through the controller, the measuring contingency is reduced, and the measuring precision is improved.
In summary, when the electronic scale with the load weighing function is used, the main hydraulic cylinder 7 drives the fixing lug 8, the main driving arm 6 and materials inside the bucket 4 to rotate, the materials inside the bucket 4 exert pressure on the fixing lug 8 and the guide post 9, the first-stage pressure sensor 10 at the bottom of the guide post 9 is used for weighing the weight of the materials, the weighing information is transmitted to a controller in a cab for conversion processing, when the main hydraulic cylinder 7 drives the main driving arm 6 to rotate upwards, the main driving arm 6 drives the pressing rod 11 at the top end to rotate downwards, pressure is applied to the second-stage pressure sensor 12, the pressure generated by the pressing rod 11 is weighed through the second-stage pressure sensor 12, the weighing information is transmitted to the controller in the cab for conversion processing, and the weighing information on two sides is converted and neutralized through the controller.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A load weighing electronic scale comprises a loader main body (1) and is characterized in that: the loader is characterized in that a secondary hydraulic cylinder (2) is movably mounted on the left side of a loader main body (1), a connecting arm (3) is movably mounted at the top end of the secondary hydraulic cylinder (2), a bucket (4) is movably mounted at the bottom end of the connecting arm (3), two connecting lugs (5) are fixedly mounted on the left side of the loader main body (1), two main driving arms (6) are movably mounted inside the two connecting lugs (5), the top ends of the two main driving arms (6) are movably connected with the bucket (4), two main hydraulic cylinders (7) respectively located below the two main driving arms (6) are fixedly mounted on the left side of the loader main body (1), a guide pillar (9) is movably mounted inside an output shaft of the main hydraulic cylinder (7), and a primary pressure sensor (10) located inside the output shaft of the main hydraulic cylinder (7) is fixedly mounted at the bottom end of the guide pillar, the top end of the guide post (9) is movably provided with a fixed lug (8) movably connected with the main driving arm (6), one end of the driving arm (6) is fixedly provided with a pressing rod (11), and the left side of the loader main body (1) is fixedly provided with a secondary pressure sensor (12).
2. A load weighing electronic scale according to claim 1, wherein: the top end of the output shaft of the main hydraulic cylinder (7) is provided with a cylindrical groove matched with the guide pillar (9), and the sum of the length values of the guide pillar (9) and the first-stage pressure sensor (10) is larger than the depth value of the cylindrical groove.
3. A load weighing electronic scale according to claim 1, wherein: the fixing lugs (8) at the top ends of the guide columns (9) are located in the middle of the lower portion of the main driving arms (6), and the two main driving arms (6), the main hydraulic cylinder (7) and the fixing lugs (8) are distributed on the front side and the rear side of the secondary hydraulic cylinder (2) in a mirror image mode.
4. A load weighing electronic scale according to claim 1, wherein: the secondary pressure sensor (12) is positioned right below the pressure lever (11), and the top end of the pressure lever (11) is provided with an arc surface which is matched with the top of the secondary pressure sensor (12).
5. A load weighing electronic scale according to claim 1, wherein: loader main part (1) is including drive chassis and driver's cabin, and the inside of driver's cabin installs additional with one-level pressure sensor (10), second grade pressure sensor (12) electric connection's controller.
6. A load weighing electronic scale according to claim 1, wherein: the connecting lugs (5) are distributed on the front side and the rear side of the secondary hydraulic cylinder (2) in a mirror image mode, and the width values of the front side and the rear side of the inside of the connecting lugs (5) are larger than the width values of the front side and the rear side of the pressing rod (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020549504.XU CN212317008U (en) | 2020-04-15 | 2020-04-15 | Load weighing electronic scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020549504.XU CN212317008U (en) | 2020-04-15 | 2020-04-15 | Load weighing electronic scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212317008U true CN212317008U (en) | 2021-01-08 |
Family
ID=74019891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020549504.XU Expired - Fee Related CN212317008U (en) | 2020-04-15 | 2020-04-15 | Load weighing electronic scale |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212317008U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115506430A (en) * | 2022-10-20 | 2022-12-23 | 泰安市腾宇重工有限公司 | Loader with bucket capable of being quickly disassembled and assembled and disassembling method thereof |
-
2020
- 2020-04-15 CN CN202020549504.XU patent/CN212317008U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115506430A (en) * | 2022-10-20 | 2022-12-23 | 泰安市腾宇重工有限公司 | Loader with bucket capable of being quickly disassembled and assembled and disassembling method thereof |
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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 |
Granted publication date: 20210108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |