CN212541660U - Cargo handling evaluation device applied to forklift test - Google Patents
Cargo handling evaluation device applied to forklift test Download PDFInfo
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- CN212541660U CN212541660U CN202021753329.2U CN202021753329U CN212541660U CN 212541660 U CN212541660 U CN 212541660U CN 202021753329 U CN202021753329 U CN 202021753329U CN 212541660 U CN212541660 U CN 212541660U
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- 238000011156 evaluation Methods 0.000 title claims abstract description 11
- 238000012360 testing method Methods 0.000 title claims abstract description 11
- 238000004891 communication Methods 0.000 claims abstract description 14
- 230000007306 turnover Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000011897 real-time detection Methods 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
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Abstract
The utility model discloses a goods loading and unloading evaluation device applied to forklift test, which comprises a vehicle-mounted industrial computer, a background server, goods, a solid line, a dotted line, a plurality of pressure sensors for detecting the pressure data applied to the goods, and a photoelectric switch for emitting and receiving light and outputting switch signals; the vehicle-mounted industrial computer is respectively electrically connected with the pressure sensors and the photoelectric switches and is in wireless communication with the background server through the wireless communication module. The utility model discloses simple structure, can real-time detection examinee when operation fork truck carries out the goods examination of loading and unloading the relative original position moving distance of goods, can judge for the examination system is automatic whether the moving distance in the relative original position of goods is greater than 0.2 meters and provide accurate foundation, realized automatic, accurate judgement, accomplished the objective justice that the examination was graded.
Description
Technical Field
The utility model relates to a fork truck examination technical field specifically is a be applied to goods handling evaluation device of fork truck examination.
Background
A forklift is an industrial transportation vehicle, which is a wheel-type transportation vehicle for performing operations of loading, unloading, stacking, and short-distance transportation of pallet goods, and is widely used in ports, stations, airports, cargo yards, factory workshops, warehouses, distribution centers, and the like, and performs operations of loading, unloading, and transporting pallet goods in cabins, carriages, and containers, and is an essential device for pallet transportation and container transportation.
As a special device, the forklift has the characteristics of a motor vehicle and a hoisting machine, the safety operation of the forklift is vital, and the requirement on operators is higher, so the driving and operating examinations of the forklift are increasingly strict.
When a driver, namely an examinee, operates the forklift to perform a goods loading and unloading test, the driver is influenced by the driving of the forklift when inserting the goods into the lower part of the forklift or moving out the goods from the lower part of the forklift, the goods after falling to the ground can move relative to the original position, and whether the moving distance of the goods relative to the original position is larger than 0.2m or not is required to be used as an important judgment standard. Therefore, it is necessary to design an evaluation system for loading and unloading goods, which detects whether the movement distance of the goods relative to the original position meets the set evaluation standard when an examinee operates a forklift to perform an examination for loading and unloading goods in real time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defect that prior art exists and not enough, provide a be applied to fork truck examination's goods handling evaluation device, can real-time detection examinee when operation fork truck carries out goods handling examination the relative original position's of goods displacement distance, can judge automatically for the examination system whether the relative original position's of goods displacement distance is greater than 0.2 meters and provide accurate foundation to realize automatic, accurate judgement, accomplish the objective justice that the examination was graded.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a be applied to goods handling evaluation device of fork truck examination, including setting up the on-vehicle industrial computer on fork truck, set up in the backend server of examination center, place in ground or stacked goods, execute along the left and right, rear side of goods and draw on ground, be used for marking the solid line of non-goods business turn over side to and execute along the front side of goods and draw on ground, be used for marking the dotted line of goods business turn over side, its characterized in that: also includes:
the pressure sensors are buried underground at intervals along all solid lines and used for detecting pressure data applied by goods;
the transmitter and the receiver of the photoelectric switch are respectively arranged on the ground at two ends of the dotted line correspondingly, and transmit and receive light along the dotted line and output a switch signal;
the vehicle-mounted industrial computer is respectively and electrically connected with the pressure sensors and the photoelectric switch and respectively processes the pressure data detected and transmitted by the pressure sensors and the switch signals transmitted by the photoelectric switch;
and the wireless communication module is in wireless communication with the vehicle-mounted industrial computer and the background server respectively and sends the data processed by the vehicle-mounted industrial computer to the background server.
Further, the distances between the solid line and the dashed line and the corresponding cargo side are both 0.2 m.
Furthermore, the pressure sensors are all piezoelectric pressure sensors.
Furthermore, the diaphragm of the piezoelectric pressure sensor is arranged upwards, and the upper surface of the diaphragm of the piezoelectric pressure sensor is flush with the upper surface of the corresponding solid line.
Furthermore, the photoelectric switch adopts a correlation type photoelectric switch.
Furthermore, the wireless communication module comprises a wireless transmitting module arranged on the forklift and a wireless receiving module arranged in the examination center.
The utility model has the advantages that:
the utility model discloses simple structure, adopt a plurality of pressure sensor and photoelectric switch as the detection device, adopt fork truck from the on-vehicle industrial computer of taking as the processing device, adopt wireless communication module to realize that on-vehicle industrial computer carries out real-time communication with the backstage server at examination center, can real-time detection examinee when operation fork truck carries out the goods examination goods the displacement distance of four relative original positions of goods, can provide accurate foundation for the displacement distance of the automatic relative original position of goods of judging of examination system is greater than 0.2 meters, the automation has been realized, accurate judgement, objective fair of examination score has been accomplished.
Drawings
Fig. 1 is an electrical schematic block diagram of the present invention.
Fig. 2 is a schematic view of the mounting structure of each sensor in the present invention.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, a goods loading and unloading evaluation device applied to forklift test comprises a vehicle-mounted industrial computer 1 arranged on a forklift, a background server 2 arranged in an examination center, goods 6 placed on the ground or stacked, a solid line 7 marked as a non-goods entrance side and drawn on the ground along the left, right and rear sides of the goods 6, and a dotted line 8 marked as a goods entrance side and drawn on the ground along the front side of the goods 6, and further comprises:
the pressure sensors 3 are buried underground at intervals along the solid lines 7 and used for detecting pressure data applied by the goods 6;
the transmitter and the receiver of the photoelectric switch 4 are respectively arranged on the ground at two ends of the dotted line 8 correspondingly, and transmit and receive light along the dotted line 8 and output a switch signal;
the vehicle-mounted industrial computer 1 is respectively and electrically connected with the pressure sensors 3 and the photoelectric switch 4, and respectively processes the pressure data detected and transmitted by the pressure sensors 3 and the switch signals transmitted by the photoelectric switch 4;
and the wireless communication module 5 is in wireless communication with the vehicle-mounted industrial computer 1 and the background server 2 respectively and sends the data processed by the vehicle-mounted industrial computer 1 to the background server.
In the utility model, the distances between the solid line 7 and the dotted line 8 and the corresponding side edges of the goods 6 are both 0.2 m; this is the standard distance set for the exam.
The pressure sensors 3 are all piezoelectric pressure sensors, diaphragms of the pressure sensors are all arranged upwards, and the upper surfaces of the diaphragms of the piezoelectric pressure sensors are flush with the upper surfaces of the corresponding solid lines 7; thereby, it can be ensured that one or some of the pressure sensors can detect the pressure data exerted on it by the load 6.
The photoelectric switch 4 adopts a correlation type photoelectric switch, and the effective detection distance can reach 30 m.
The wireless communication module 5 comprises a wireless transmitting module arranged on the forklift and a wireless receiving module arranged in the examination center.
The invention is further described below with reference to the accompanying drawings:
during the examination, the examinee operates fork truck to carry out the examination of loading and unloading goods, and the fork is from the goods business turn over side, the front side promptly, also is the regional loading and unloading goods 6 that dotted line 8 belongs to, receives the fork and inserts the below of goods 6 or drive the influence when shifting out from the below of goods 6, and goods 6 after falling to the ground can produce the removal for the original position. Accordingly, the cargo 6 may press on the solid line 7 or the dotted line 8, so that pressure is applied to the plurality of pressure sensors 3, or light emitted from the emitter of the photoelectric switch 4 is blocked.
In the process, one or more pressure sensors in the pressure sensors 3 send pressure data applied to the detected goods 6 to the vehicle-mounted industrial computer 1, meanwhile, the photoelectric switch 4 sends a switch signal to the vehicle-mounted industrial computer 1, and the vehicle-mounted industrial computer 1 performs conventional processing such as collection, filtering, signal amplification, analog-to-digital conversion, difference and the like on the pressure data and the switch signal and then sends the pressure data and the switch signal to the background server 2 through the wireless communication module 5; after receiving the pressure data and the switching signal, the background server 2 performs the following analysis according to the equipped test scoring system:
if the value corresponding to the pressure data is larger than zero value and no switch signal is input, indicating that the moving distance of the goods 6 to the left, the right or the backward is larger than 0.2m, and judging to deduct the corresponding fraction at the moment;
if the value corresponding to the pressure data is zero and a switch signal is input, the forward moving distance of the cargo 6 is larger than 0.2m, and the judgment of deducting the corresponding fraction is made;
if the value corresponding to the pressure data is zero and no switching signal is input, it indicates that the moving distance of the goods 6 to the left, the right, the back or the front is not more than 0.2m, and at this time, the judgment of not deducting the mark is made.
Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.
Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (6)
1. The utility model provides a be applied to goods handling evaluation device of fork truck examination, including setting up the on-vehicle industrial computer on fork truck, set up in the backend server of examination center, place in ground or stacked goods, execute along the left and right, rear side of goods and draw on ground, be used for marking the solid line of non-goods business turn over side to and execute along the front side of goods and draw on ground, be used for marking the dotted line of goods business turn over side, its characterized in that: also includes:
the pressure sensors are buried underground at intervals along all solid lines and used for detecting pressure data applied by goods;
the transmitter and the receiver of the photoelectric switch are respectively arranged on the ground at two ends of the dotted line correspondingly, and transmit and receive light along the dotted line and output a switch signal;
the vehicle-mounted industrial computer is respectively and electrically connected with the pressure sensors and the photoelectric switch and respectively processes the pressure data detected and transmitted by the pressure sensors and the switch signals transmitted by the photoelectric switch;
and the wireless communication module is in wireless communication with the vehicle-mounted industrial computer and the background server respectively and sends the data processed by the vehicle-mounted industrial computer to the background server.
2. The device for evaluating the loaded and unloaded goods applied to the forklift test as claimed in claim 1, wherein: the distances between the solid line and the dotted line and the corresponding side edges of the goods are both 0.2 m.
3. The device for evaluating the loaded and unloaded goods applied to the forklift test as claimed in claim 2, wherein: the pressure sensors are all piezoelectric pressure sensors.
4. A cargo handling evaluation device applied to a forklift test according to claim 3, characterized in that: the diaphragm of the piezoelectric pressure sensor is arranged upwards, and the upper surface of the diaphragm of the piezoelectric pressure sensor is flush with the upper surface of the corresponding solid line.
5. The device for evaluating the loaded and unloaded goods applied to the forklift test as claimed in claim 2, wherein: the photoelectric switch adopts a correlation type photoelectric switch.
6. The device for evaluating the loaded and unloaded goods applied to the forklift test as claimed in claim 1, wherein: the wireless communication module comprises a wireless transmitting module arranged on the forklift and a wireless receiving module arranged in the examination center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021753329.2U CN212541660U (en) | 2020-08-20 | 2020-08-20 | Cargo handling evaluation device applied to forklift test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021753329.2U CN212541660U (en) | 2020-08-20 | 2020-08-20 | Cargo handling evaluation device applied to forklift test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212541660U true CN212541660U (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021753329.2U Expired - Fee Related CN212541660U (en) | 2020-08-20 | 2020-08-20 | Cargo handling evaluation device applied to forklift test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212541660U (en) |
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2020
- 2020-08-20 CN CN202021753329.2U patent/CN212541660U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210212 |