CN217403584U - Loader weighing device and loader - Google Patents
Loader weighing device and loader Download PDFInfo
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- CN217403584U CN217403584U CN202220338284.5U CN202220338284U CN217403584U CN 217403584 U CN217403584 U CN 217403584U CN 202220338284 U CN202220338284 U CN 202220338284U CN 217403584 U CN217403584 U CN 217403584U
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Abstract
The utility model discloses a loader weighing device and loader, loader weighing device include terminal, first oil pressure measuring unit, second oil pressure measuring unit and position measuring unit are connected with the terminal respectively, first oil pressure measuring unit sets up on the oil circuit of the oil pocket on the movable arm hydro-cylinder of the loader of being installed, second oil pressure measuring unit sets up on the oil circuit of the oil pocket under the movable arm hydro-cylinder of the loader of being installed, position measuring unit sets up on the movable arm of the loader of being installed. The utility model discloses a first oil pressure measuring unit and second oil pressure measuring unit gather the pressure of loader movable arm hydro-cylinder upper oil pocket and lower oil pocket respectively, can obtain accurate pressure data to can comparatively sensitive definite pressure variation condition, thereby realize weighing the accuracy of the machine fill material weight of loader.
Description
Technical Field
The utility model relates to a technical field that weighs especially relates to a loader weighing device and loader.
Background
At present, in order to avoid transport vehicle overload, need carry out the weighbridge and weigh after the loading is accomplished, the overweight then need of weighing result unload, then continue the weighbridge and weigh, the process of unloading of repeatedly feeding seriously influences production conveying efficiency up to the weighing result meets the demands, and the loss that appears when easily appearing pouring.
Transport vehicles are typically loaded through the bucket of a loader, and currently only the weight of the loader bucket material can be visually observed through experience, thus requiring an associated device that can accurately measure the weight of the loader bucket material.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in: technical problem to prior art exists, the utility model provides a loader weighing device and loader can carry out the precision measurement to the weight of loader fill material to avoid the follow-up weighbridge to weigh the waste of the time that causes and material
In order to solve the technical problem, the utility model provides a technical scheme does:
the utility model provides a loader weighing device, includes terminal, first oil pressure measuring unit, second oil pressure measuring unit and position measurement unit are connected with the terminal respectively, first oil pressure measuring unit sets up on the oil pocket oil way that goes up of the movable arm hydro-cylinder of the loader of being installed, second oil pressure measuring unit sets up on the oil pocket oil way that goes down of the movable arm hydro-cylinder of the loader of being installed, position measurement unit sets up on the movable arm of the loader of being installed.
Further, the terminal includes controller unit and voice broadcast unit, the input of controller unit and first oil pressure measuring unit, second oil pressure measuring unit, position measuring unit's output are connected respectively, the output of controller unit and the input of voice broadcast unit are connected.
Further, the terminal also comprises a data storage unit, and the controller unit is connected with the data storage unit.
Furthermore, the terminal further comprises a display screen unit, and the output end of the controller unit is connected with the input end of the display screen unit.
Furthermore, the terminal further comprises an operation panel, and the input end of the controller unit is further connected with the output end of the operation panel.
Furthermore, the terminal also comprises an alarm unit, and the output end of the controller unit is also connected with the output end of the alarm unit.
Further, first oil pressure measurement unit includes first oil pressure sensor, second oil pressure measurement unit includes second oil pressure sensor, first oil pressure sensor, second oil pressure sensor's output respectively with terminal connection, first oil pressure sensor sets up between the loader mobile arm hydro-cylinder oil chamber oil circuit of being installed and the loader mobile arm hydro-cylinder oil circuit of being installed are imported and exported, second oil pressure sensor sets up between the loader mobile arm hydro-cylinder oil pocket oil circuit of being installed and the loader mobile arm hydro-cylinder oil circuit of being installed is imported and exported under the loader mobile arm hydro-cylinder of being installed.
Further, the position measurement unit includes main mounting panel, sub-mounting panel, position sensor, magnet and magnet seat, the main mounting panel sets up on the movable arm seat of the loader of being installed, sub-mounting panel and magnet seat set up on the swing arm of the loader of being installed, main mounting panel and sub-mounting panel swing joint, position sensor installs on the sub-mounting panel, position sensor's output and terminal connection, just position sensor with be equipped with the space between the magnet seat, magnet set up in magnet seat is towards one side of position sensor.
Further, the magnet seat is made of an insulating material.
The utility model also provides a loader, including loader body and arbitrary loader weighing device, loader weighing device's terminal set up in the driver's cabin of loader body, loader weighing device's first oil pressure measuring unit set up in on the oil circuit of oil pocket on the movable arm hydro-cylinder of loader body, loader weighing device's second oil pressure measuring unit set up in on the oil circuit of oil pocket under the movable arm hydro-cylinder of loader body, loader weighing device's position measuring unit set up in on the movable arm of loader body.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses a first oil pressure measuring unit and second oil pressure measuring unit gather the pressure of loader movable arm hydro-cylinder upper oil pocket and lower oil pocket respectively, can obtain accurate pressure data to can comparatively sensitively confirm the pressure variation condition, thereby realize the accurate weighing to the bucket material weight of loader, avoid follow-up weighbridge to weigh and cause time and material waste; the utility model discloses a terminal includes the voice broadcast unit, can carry out voice broadcast in real time to make the more convenient machine of knowing of operating personnel fill material weight condition of loader.
Drawings
Fig. 1 is a schematic structural diagram of a loader weighing apparatus according to an embodiment of the present invention.
Fig. 2 is an electrical block diagram of a loader weighing apparatus according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a loader with the loader weighing device according to the embodiment of the present invention.
Fig. 4 is an enlarged view of a portion a of fig. 3.
Illustration of the drawings: 1-terminal, 2-first oil pressure measuring unit, 3-second oil pressure measuring unit, 4-position measuring unit, 11-controller unit, 12-voice broadcasting unit, 13-data storage unit, 14-display screen unit, 15-operation panel, 16-alarm unit, 41-main mounting plate, 42-auxiliary mounting plate, 43-position sensor, 44-magnet, 45-magnet seat, 101-upper oil cavity oil way, 102-lower oil cavity oil way and 103-movable arm oil cylinder oil way inlet and outlet.
Detailed Description
The invention will be further described with reference to the drawings and specific preferred embodiments without limiting the scope of the invention.
As shown in fig. 1, the present embodiment provides a weighing device for a loader, which includes a terminal 1, a first oil pressure measuring unit 2, a second oil pressure measuring unit 3, and a position measuring unit 4, where the first oil pressure measuring unit 2, the second oil pressure measuring unit 3, and the position measuring unit 4 are respectively connected to the terminal 1, the first oil pressure measuring unit 2 is disposed on an oil cavity oil path 101 on a boom cylinder of the installed loader, the second oil pressure measuring unit 3 is disposed on a lower oil cavity oil path 102 on a boom cylinder of the installed loader, and the position measuring unit 4 is disposed on a boom of the installed loader.
Through the structure, the first oil pressure measuring unit 2 and the second oil pressure measuring unit 3 respectively collect the pressure of the upper oil cavity and the lower oil cavity of the oil cylinder of the movable arm of the loader, so that the terminal 1 can obtain accurate pressure data, and the mode of the double sensors can determine the pressure change condition sensitively according to the pressure difference of the upper oil cavity and the lower oil cavity, so that the accurate weighing of the weight of materials of a bucket of the loader is realized.
In order to reduce the measurement error caused by the measurement error and further improve the measurement accuracy, as described above, the position measuring unit 4 is disposed on the boom of the loader in this embodiment, because generally, when a transport vehicle is loaded, there is material in the bucket of the loader, and at this time, the loader lifts the bucket to a certain height through the boom, so that the position measuring unit 4 is used as an enable switch, the terminal 1 obtains height information fed back by the position measuring unit 4, and then the first oil pressure measuring unit 2 and the second oil pressure measuring unit 3 obtain pressure data at a certain height to measure the weight of the bucket material, thereby ensuring higher measurement accuracy.
As shown in fig. 1, in the present embodiment, the first oil pressure measuring unit 2 includes a first oil pressure sensor, the second oil pressure measuring unit 3 includes a second oil pressure sensor, output ends of the first oil pressure sensor and the second oil pressure sensor are respectively connected to the terminal 1, the first oil pressure sensor is disposed between corresponding interfaces of the upper oil cavity oil path 102 and the boom cylinder oil path inlet/outlet 103 of the mounted loader arm cylinder, and the second oil pressure sensor is disposed between corresponding interfaces of the lower oil cavity oil path and the boom cylinder oil path inlet/outlet 103 of the mounted loader arm cylinder. The terminal 1 can acquire pressure signals of the first and second oil pressure sensors of the upper/lower oil cavities of the oil cylinder of the loader arm to be installed, and the weight of the material in the bucket (single bucket load) is obtained after signal processing and compensation operation.
As shown in fig. 1, in the present embodiment, the position measuring unit 4 includes a main mounting plate 41, a sub mounting plate 42, a position sensor 43, a magnet 44, and a magnet holder 45, the main mounting plate 41 is disposed on a boom base of the mounted loader, the sub mounting plate 42 and the magnet holder 45 are disposed on a boom of the mounted loader, the main mounting plate 41 and the sub mounting plate 42 are movably connected, the position sensor 43 is mounted on the sub mounting plate 42, an output end of the position sensor 43 is connected to the terminal 1, a gap is provided between the position sensor 43 and the magnet holder 45, and the magnet 44 is disposed on a side of the magnet holder 45 facing the position sensor 43. With the structure, when the boom of the loader moves relative to the boom base, the positions of the main mounting plate 41 and the sub mounting plate 42 are also changed, the sub mounting plate 42 drives the position sensor 43 to cut the magnetic induction line to generate an induced current, and after the induced current is acquired by the terminal 1, the position change condition of the boom of the loader relative to the boom base is obtained through signal processing and operation.
The magnet holder 45 in this embodiment is made of an insulating material, so that it is possible to prevent the metal parts of the loader from affecting the distribution of the magnetic induction lines of the magnet 44 and the accuracy of the position measurement result.
As shown in fig. 2, in this embodiment, terminal 1 includes controller unit 11 and voice broadcast unit 12, controller unit 11's input and first oil pressure measuring unit 2, second oil pressure measuring unit 3, position measuring unit 4's output is connected respectively, controller unit 11's output and voice broadcast unit 12's input are connected, make controller unit 11 obtain weight information after with pressure signal processing and operation, then convert weight information into voice information, and play voice information by voice broadcast unit 12, be convenient for timely and convenient understanding of operating personnel material weight in the machine fill.
As shown in fig. 2, in the present embodiment, the terminal 1 further includes a data storage unit 13, and the controller unit 11 is connected to the data storage unit 13. The controller unit 11 can store the weight of the material loaded by the bucket each time through the data storage unit 13, and can subsequently accumulate the stored data.
As shown in fig. 2, in this embodiment, the terminal 1 further includes a display screen unit 14, and an output end of the controller unit 11 is further connected to an input end of the display screen unit 14, so that the weight of the material loaded by the bucket can be displayed in real time each time, and the operator is assisted in metering.
As shown in fig. 2, in the present embodiment, the terminal 1 further includes an operation panel 15, the input terminal of the controller unit 11 is further connected to the output terminal of the operation panel 15, and the transportation vehicle load limit value can be input or modified through the operation panel 15.
As shown in fig. 2, in this embodiment, the terminal 1 further includes an alarm unit 16, and the output end of the controller unit 11 is further connected to the output end of the alarm unit 16, so that when the weight of the material in the bucket exceeds the limit, or each time the accumulated value of the weight of the material loaded by the bucket exceeds or approaches the load limit value of the transport vehicle, the controller unit 11 enables the alarm unit 16 to perform alarm prompt, thereby avoiding the problem of overweight of the transport vehicle.
As shown in fig. 3 and 4, the present embodiment further provides a loader, including a loader body and the loader weighing device of the present embodiment, wherein a terminal 1 of the loader weighing device is disposed in a cab of the loader body, a first oil pressure measuring unit 2 of the loader weighing device is disposed on an oil path of an upper oil chamber of a boom cylinder of the loader body, a second oil pressure measuring unit 3 of the loader weighing device is disposed on an oil path of a lower oil chamber of the boom cylinder of the loader body, and a position measuring unit 4 of the loader weighing device is disposed on a boom of the loader body.
The foregoing is illustrative of the preferred embodiment of the present invention and is not to be construed as limiting the invention in any way. Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a loader weighing device, its characterized in that, includes terminal (1), first oil pressure measuring unit (2), second oil pressure measuring unit (3) and position measuring unit (4) are connected with terminal (1) respectively, first oil pressure measuring unit (2) set up on the oil pocket oil way of going up of the movable arm hydro-cylinder of the loader of being installed, second oil pressure measuring unit (3) set up on the oil pocket oil way of the movable arm hydro-cylinder of the loader of being installed, position measuring unit (4) set up on the movable arm of the loader of being installed.
2. The loader weighing apparatus according to claim 1, wherein the terminal (1) comprises a controller unit (11) and a voice broadcast unit (12), an input end of the controller unit (11) is connected with output ends of the first oil pressure measuring unit (2), the second oil pressure measuring unit (3) and the position measuring unit (4) respectively, and an output end of the controller unit (11) is connected with an input end of the voice broadcast unit (12).
3. The loader weighing device according to claim 2 wherein the terminal (1) further comprises a data storage unit (13), the controller unit (11) being connected to the data storage unit (13).
4. The loader weighing device according to claim 2 wherein the terminal (1) further comprises a display screen unit (14), the output of the controller unit (11) being further connected to the input of the display screen unit (14).
5. The loader weighing apparatus according to claim 2 wherein the terminal (1) further comprises an operating panel (15), the input of the controller unit (11) being further connected to the output of the operating panel (15).
6. The loader weighing device according to claim 2 wherein the terminal (1) further comprises an alarm unit (16), the output of the controller unit (11) being further connected to the output of the alarm unit (16).
7. The loader weighing apparatus according to claim 1, wherein the first oil pressure measuring unit (2) comprises a first oil pressure sensor, the second oil pressure measuring unit (3) comprises a second oil pressure sensor, the output ends of the first oil pressure sensor and the second oil pressure sensor are respectively connected with the terminal (1), the first oil pressure sensor is arranged between the oil cavity oil path of the mounted loader arm cylinder and the oil path inlet and outlet of the mounted loader arm cylinder, and the second oil pressure sensor is arranged between the oil cavity oil path of the mounted loader arm cylinder and the oil path inlet and outlet of the mounted loader arm cylinder.
8. The loader weighing device according to claim 1, wherein the position measuring unit (4) comprises a main mounting plate (41), a sub-mounting plate (42), a position sensor (43), a magnet (44) and a magnet holder (45), the main mounting plate (41) is arranged on a movable arm seat of the mounted loader, the auxiliary mounting plate (42) and the magnet seat (45) are arranged on a movable arm of the mounted loader, the main mounting plate (41) is movably connected with the auxiliary mounting plate (42), the position sensor (43) is mounted on the auxiliary mounting plate (42), the output end of the position sensor (43) is connected with the terminal (1), and a gap is arranged between the position sensor (43) and the magnet seat (45), the magnet (44) is disposed on the side of the magnet holder (45) facing the position sensor (43).
9. The loader weighing device according to claim 8, wherein the magnet holder (45) is made of an insulating material.
10. A loader characterized by comprising a loader body and the loader weighing device of any one of claims 1 to 9, wherein a terminal (1) of the loader weighing device is disposed in a cab of the loader body, a first oil pressure measuring unit (2) of the loader weighing device is disposed on an oil path of an upper oil chamber of a boom cylinder of the loader body, a second oil pressure measuring unit (3) of the loader weighing device is disposed on an oil path of a lower oil chamber of the boom cylinder of the loader body, and a position measuring unit (4) of the loader weighing device is disposed on a boom of the loader body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220338284.5U CN217403584U (en) | 2022-02-18 | 2022-02-18 | Loader weighing device and loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220338284.5U CN217403584U (en) | 2022-02-18 | 2022-02-18 | Loader weighing device and loader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217403584U true CN217403584U (en) | 2022-09-09 |
Family
ID=83136116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220338284.5U Active CN217403584U (en) | 2022-02-18 | 2022-02-18 | Loader weighing device and loader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217403584U (en) |
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2022
- 2022-02-18 CN CN202220338284.5U patent/CN217403584U/en active Active
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