CN213688272U - A fork inclination detection device for fork truck practice test - Google Patents
A fork inclination detection device for fork truck practice test Download PDFInfo
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- CN213688272U CN213688272U CN202023324257.2U CN202023324257U CN213688272U CN 213688272 U CN213688272 U CN 213688272U CN 202023324257 U CN202023324257 U CN 202023324257U CN 213688272 U CN213688272 U CN 213688272U
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Abstract
The utility model discloses a fork inclination detection device that is used for fork truck practice examination, include: the first baffle is arranged on the outer door frame or the vehicle body; the first sensor is arranged on the vehicle body when the first baffle is arranged on the outer door frame; when the first baffle is arranged on the vehicle body, the first sensor is arranged on the outer door frame, and an induction head of the first sensor faces the first baffle; an acquisition processor connected with the first sensor; the wireless transmitter is connected with the acquisition processor and sends out the data processed by the acquisition processor; the wireless receiver is connected with the wireless transmitter and used for receiving the data sent by the wireless transmitter; the upper computer is connected with the wireless receiver, and the wireless receiver transmits the received data to the upper computer for processing and judgment. The utility model discloses can effectively detect out the inclination of fork.
Description
Technical Field
The utility model belongs to the technical field of the fork truck examination, concretely relates to fork inclination detection device for fork truck practice test.
Background
The forklift is used as an important transportation tool in places such as ports, docks, warehouses and the like, the safety operation of the forklift is vital, government functional departments attach importance to the safety operation of the forklift, examinations on the forklift are increasingly strict, on one hand, the accuracy of judgment in the examination process is pursued, on the other hand, objective and fair examination grading is pursued, the basis is provided for deduction, and evidence is provided for reverse examination. The judgment of the fork operation in the actual operation test process of the forklift is one of the difficulties, and most of the judgment depends on manual judgment, so that the objectivity and justice of the test are inevitably influenced. The method is of great importance for efficiently, intuitively and fairly judging the inclination angle of the pallet fork by means of informatization. In addition, in the practical operation test items of the forklift, the detection and judgment of the ground clearance of the fork and the detection and judgment of the lifting height of the fork are also needed.
Disclosure of Invention
The utility model aims at providing a fork inclination detection device for fork truck practice test can accurate, the short-term test go out the inclination of fork.
A fork inclination detection device for fork truck practice examination, include:
the first baffle is arranged on the outer door frame or the vehicle body;
the first sensor is arranged on the vehicle body when the first baffle is arranged on the outer door frame; when the first baffle is arranged on the vehicle body, the first sensor is arranged on the outer door frame, and an induction head of the first sensor faces the first baffle;
the first sensor is arranged on the vehicle body, and an induction head of the first sensor faces the first baffle plate side and is used for detecting the distance of the first baffle plate;
the acquisition processor is connected with the first sensor and acquires data output by the first sensor;
the wireless transmitter is connected with the acquisition processor and sends out the data processed by the acquisition processor;
the wireless receiver is connected with the wireless transmitter and used for receiving the data sent by the wireless transmitter;
the upper computer is connected with the wireless receiver, and the wireless receiver transmits the received data to the upper computer for processing and judgment.
Further, when the first baffle extends along the front-back direction of the forklift and is arranged on the outer door frame or the forklift body; the first sensor is one of a reflective sensor, a photoelectric sensor, a proximity switch, a distance measuring sensor and an electromagnetic sensor, and when the first sensor is the electromagnetic sensor, the first baffle is a magnetic baffle; the installation position of the first sensor and the first baffle meets the following requirements: when the backward inclination angle of the pallet fork is larger than or equal to a preset angle, the first sensor can sense the first baffle, and when the backward inclination angle of the pallet fork is smaller than the preset angle, the first sensor cannot sense the first baffle;
work as first baffle extends along the fork truck left and right sides and sets up on outer portal or automobile body, first sensor is range finding sensor, and the inductive head of first sensor is just to first baffle.
Further comprising:
a second barrier installed on a goods shelf of the fork;
the second sensor is arranged on an outer door frame of the forklift, an induction head of the second sensor faces the second baffle, the second sensor is connected with the acquisition processor, and the position relation between the second baffle and the second sensor is as follows: when the pallet fork rises to a position between a preset first distance and a preset second distance, the second sensor can sense the second baffle and output sensing information; the second baffle is arranged on the goods blocking frame, so that the second baffle can be driven to move together when the fork is lifted; because the second sensor is installed on fork truck's outer mast, so the second sensor can not move, detects the ground clearance of fork through the cooperation of second baffle and second sensor.
Further comprising:
the third baffle plate is horizontally arranged on the inner door frame;
the third sensor is arranged on the outer door frame, is positioned right below the third baffle, has an upward induction head and is connected with the acquisition processor; when the fork is operated to lift in the forklift test process, the third baffle is arranged on the inner door frame, so that the third baffle can move along with the fork; because on the outer portal of third sensor installation, so the third sensor can not move, measures the distance of third baffle through the third sensor to the realization is to the detection of fork truck lifting height.
Further comprising:
the second sensor is arranged on a goods blocking rack of the fork and is connected with the acquisition processor;
the second baffle is arranged on an outer door frame of the forklift, an induction head of the second sensor faces the second baffle, and the position relation between the second baffle and the second sensor is as follows: when the pallet fork rises to a position between a preset first distance and a preset second distance, the second sensor can sense the second baffle and output sensing information; the second sensor is arranged on the goods stopping rack of the fork, and can be started when the fork moves up and down; because the second baffle is installed on outer portal, so the second baffle can not move, detects the ground clearance of fork through second sensor and the cooperation of second baffle.
Further comprising:
the third sensor is arranged on a goods blocking rack of the fork, the induction head of the third sensor faces downwards, and the third sensor is connected with the acquisition processor; the distance of the fork from the ground is detected by the third sensor.
The first distance is 20cm from the ground of the fork, and the second distance is 30cm from the ground of the fork;
the length of the second baffle in the vertical direction is 10 cm; the method can be used for detecting and judging the examination evaluation items that the fork lift exceeds the range of 20 cm-30 cm in the forklift examination.
Further, the first sensor is a distance measuring sensor.
Further, the third sensor is a distance measuring sensor.
Further, still include:
the light screen, its level setting is on the automobile body, and this light screen is located directly over the first sensor, offset sunshine through the light screen and to the interference of first sensor, increased the stability of first sensor.
Further, the second sensor is one of a reflective sensor, a photoelectric sensor, a proximity switch, a distance measuring sensor and an electromagnetic sensor; when the second sensor is an electromagnetic sensor, the second baffle is a magnetic baffle.
The utility model has the advantages that:
(1) the method can be used for detecting and judging the fork inclination angle score items in the forklift test;
(2) the ground clearance of fork can be detected effectively, for example: the method is used for detecting and judging the examination evaluation item that the fork lift exceeds the range of 20 cm-30 cm in the forklift examination;
(3) can be used for detecting and judging the lifting height of the forklift.
Drawings
Fig. 1 is a schematic block diagram of a circuit in the present embodiment;
FIG. 2 is a schematic diagram showing the positions of a first sensor and a first baffle in the first embodiment;
FIG. 3 is a schematic view of a fork in a forward tilted position according to one embodiment;
FIG. 4 is a schematic view of a fork in a parallel position according to an embodiment;
FIG. 5 is a schematic view of a fork in a reclined position in accordance with one embodiment;
FIG. 6 is a schematic view showing the positions of a second sensor and a second shutter according to the second embodiment;
FIG. 7 is a schematic view showing the positions of a third sensor and a third shutter according to the third embodiment;
FIG. 8 is a schematic view showing the positions of a second sensor and a second shutter according to the fourth embodiment;
FIG. 9 is a schematic illustration of the position of a third sensor in accordance with a fifth embodiment;
in the figure, 1, a second sensor, 2, a third sensor, 3, a first sensor and 4, an acquisition processor, 5, a wireless transmitter, 6, a wireless receiver, 7, an upper computer, 8, an inner door frame, 9, an outer door frame, 10, a goods blocking frame, 11, a second baffle, 12, a pallet fork, 13, a vehicle body, 14, the ground, 15, a light blocking plate, 16 and a third baffle.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Example one
As shown in fig. 1 to 5, a position detecting device for a fork 12 used in an operation test of a forklift includes:
a first baffle (not shown in the figures) mounted on the outer mast 9 or on the body 13;
the first sensor 3, when the first baffle is installed on the outer door frame 9, the first sensor 3 is installed on the vehicle body 13; when the first baffle is arranged on the vehicle body 13, the first sensor 3 is arranged on the outer gantry 9; the induction head of the first sensor 3 faces the first baffle plate side;
an acquisition processor 4, connected to the first sensor 3, for acquiring data output from the first sensor 3;
the wireless transmitter 5 is connected with the acquisition processor 4 and sends out the data processed by the acquisition processor 4;
a wireless receiver 6, wherein the wireless receiver 6 is connected with the wireless transmitter 5 and receives the data sent by the wireless transmitter 5;
and the upper computer 7 is connected with the wireless receiver 6, and the wireless receiver 6 transmits the received data to the upper computer 7 for processing and judgment.
The first sensor 3 is used for sensing the distance of the first baffle, the acquisition processor 4 sends the data sensed by the first sensor 3 to the upper computer 7, and the upper computer 7 judges the inclination angle condition of the pallet fork 12.
In this embodiment, the fork 12, the goods retaining rack 10 and the inner mast 8 of the forklift are integrated, and when the fork 12 goes up and down, the goods retaining rack 10 and the inner mast 8 are started along with the fork 12. The outer mast 9 and the body 13 are of unitary construction, and the outer mast 9 and the body 13 remain stationary as the forks 12 are raised and lowered.
In this embodiment, the acquisition processor 4 and the wireless transmitter 5 are mounted on a forklift. The wireless receiver 6 and the upper computer 7 are installed near the examination room.
When the fork 12 needs to be judged to be in a forward inclining state, a parallel state or a backward inclining state relative to the ground 14 in a forklift test, the first baffle plate extends along the left and right directions of the forklift and is arranged on the outer door frame 9 or the forklift body 13, the first sensor 3 is a distance measuring sensor, and an induction head of the first sensor 3 is over against the first baffle plate. When the mast (including the outer mast 9 and the inner mast 8) of the forklift is inclined forwards or backwards, the distance of the first baffle detected by the first sensor 3 changes, and the upper computer 7 can obtain the forward-inclined, parallel or backward-inclined state of the fork 12 relative to the ground 14 through the distance sensed by the first sensor 3, so that the method can be used for detecting and judging the inclination angle evaluation item of the fork 12 in the forklift test.
In the embodiment, when the forklift test only needs to judge whether the pallet fork tilts backwards or not, the first baffle is arranged on the outer door frame 9 or the forklift body 13 in an extending manner along the front-back direction of the forklift; first sensor 3 adopts one of reflective sensor, photoelectric sensor, proximity switch, range finding sensor, electromagnetic sensor, and when first sensor 3 is electromagnetic sensor, first baffle is the magnetic baffle. The installation position of the first sensor 3 and the first baffle meets the following requirements: when the backward inclination angle of the fork is larger than or equal to the preset angle, the preset angle is determined according to the examination requirement, the first sensor 3 can sense the first baffle, namely, the state that the fork is inclined backwards relative to the ground 14 is detected, and the examination is not deducted. When the backward inclined angle of the pallet fork is smaller than the preset angle, the first baffle cannot be sensed by the first sensor 3, and the score is deducted in the test.
In this embodiment, the method further includes: the light screen 15, its level setting is on automobile body 13, and this light screen 15 is located directly over first sensor 3 offsets the interference of sunshine to first sensor 3 through light screen 15, has increased first sensor 3's stability.
Example two
As shown in fig. 1 and 6, a fork lift inclination angle detection device for an actual operation test of a forklift further includes:
a second barrier 11 installed on the retaining rack 10 of the fork 12;
the second sensor 1 is installed on an outer gantry 9 of the forklift, an induction head of the second sensor 1 faces to a second baffle plate 11 side, and the position relation between the second baffle plate 11 and the second sensor 1 is as follows: when the fork 12 rises to a position between a preset first distance and a preset second distance, the second sensor 1 can sense the second baffle 11 and output sensing information; the second sensor 1 is connected with the acquisition processor 4, the acquisition processor 4 acquires data sensed by the second sensor 1 and sends the data to the upper computer 7, and the data are processed and judged by the upper computer 7.
In this embodiment, the second sensor 1 is one of a reflective sensor, a photoelectric sensor, a proximity switch, a distance measuring sensor, and an electromagnetic sensor; when the second sensor 1 is an electromagnetic sensor, the second baffle 11 is a magnetic baffle, wherein the distance measuring sensor is an infrared distance measuring sensor or a laser distance measuring sensor.
The second sensor 1 is installed at a position higher than the second barrier 11 when the forks 12 drag the floor, and the distance between the second sensor 1 and the top end of the second barrier 11 is 20 cm. The length of the second baffle 11 in the vertical direction is 10 cm.
When the fork 12 is operated to lift in the forklift test process, the second sensor 1 arranged on the outer gantry 9 is kept still as the outer gantry 9 is kept still; the second barrier 11 installed on the retaining rack 10 moves vertically along with the fork 12, and the height of the fork 12 from the ground 14 can be detected by the cooperation of the second sensor 1 and the second barrier 11.
In this embodiment, the first distance and the second distance are determined according to the test standard of the forklift, and if the test specifies that the first distance is 20cm from the ground of the fork 12 (specifically, the fork arm of the fork) and the second distance is 30cm from the ground of the fork 12, the device can be used for detecting and judging the test score item that the fork 12 exceeds the range of 20cm to 30cm from the ground in the forklift test.
The rest is the same as the first embodiment.
EXAMPLE III
As shown in fig. 1 and 7, a fork lift inclination angle detection device for an actual operation test of a forklift further includes:
and a third baffle 16 which is horizontally arranged on the inner door frame 8.
And the third sensor 2 is arranged on the outer door frame 9, the third sensor 2 is positioned under the third baffle 16, the induction head of the third sensor 2 faces upwards, the third sensor 2 is connected with the acquisition processor 4, the acquisition processor 4 acquires data induced by the third sensor 2 and sends the data to the upper computer 7, and the data are processed and judged by the upper computer 7.
When the fork 12 goes up and down, the inner gantry 8 can move up and down along with the inner gantry, the inner gantry 8 can drive the third baffle 16 to start at the same time, the third sensor 2 cannot move due to the fact that the third sensor 2 is installed on the outer gantry 9, the distance of the third baffle 16 is sensed through the third sensor 2, the lifting height of the fork can be obtained, and therefore detection of the lifting height of the fork is achieved.
The rest is the same as the embodiment.
Example four
As shown in fig. 1 and 8, a fork lift inclination angle detection device for an actual operation test of a forklift further includes:
the second sensor 1 is arranged on the goods blocking frame 10 of the fork 12, the second sensor 1 is connected with the acquisition processor 4, the acquisition processor 4 acquires data sensed by the second sensor 1 and sends the data to the upper computer 7, and the data are processed and judged by the upper computer 7.
And the second baffle 11 is arranged on the outer gantry 9 of the forklift, and the induction head of the second sensor 1 faces the second baffle 11 side. The second baffle 11 and the second sensor 1 are in the following positional relationship: when the fork 12 rises to a position between the preset first distance and the preset second distance, the second sensor 1 can sense the second baffle 11 and output sensing information.
In this embodiment, the second sensor 1 is a proximity switch, or a distance measuring sensor, wherein the distance measuring sensor is an infrared distance measuring sensor, or a laser distance measuring sensor, etc.
The second sensor 1 is installed at a position higher than the second barrier 11 when the forks 12 drag the floor, and the distance between the second sensor 1 and the bottom end of the second barrier 11 is 20 cm. The length of the second baffle 11 in the vertical direction is 10 cm.
When the fork 12 is operated to lift in the forklift test process, the second baffle 11 arranged on the outer gantry 9 is kept still as the outer gantry 9 is kept still; the second sensor 1 mounted on the cargo stopping rack 10 moves vertically along with the fork 12, and the height of the fork 12 from the ground 14 can be detected by the cooperation of the second sensor 1 and the second baffle 11.
In this embodiment, the first distance and the second distance are determined according to the test standard of the forklift, and if the test specifies that the first distance is 20cm from the ground of the fork 12, and the second distance is 30cm from the ground of the fork 12, the device can be used for detecting and judging the test score item that the fork 12 is out of the range of 20 cm-30 cm from the ground in the test of the forklift.
The rest is the same as the first embodiment.
EXAMPLE five
As shown in fig. 1 and 9, a fork lift inclination angle detection device for an actual operation test of a forklift further includes:
a third sensor 2 mounted on the pallet 10 of the fork 12 with the sensing head of the third sensor 2 facing downwards for sensing the distance to the ground 14, the third sensor 2 being connected to the acquisition processor 4. The acquisition processor 4 sends the data sensed by the third sensor 2 to the upper computer 7, and the upper computer 7 judges the lifting condition of the pallet fork 12.
When the fork 12 is operated to ascend and descend in the forklift test process, the third sensor 2 is installed on the goods stopping rack 10, so that the third sensor 2 can move along with the fork 12, the distance between the third sensor 2 and the ground 14 is measured, and the ascending and descending height of the forklift is detected.
In this embodiment, the third sensor 2 is a distance measuring sensor, such as: infrared ranging sensors, laser ranging sensors, and the like.
The rest is the same as in example four.
Claims (10)
1. The utility model provides a fork inclination detection device for fork truck practice test which characterized in that includes:
a first baffle plate mounted on the outer gantry (9) or the vehicle body (13);
the first sensor (3) is arranged on the vehicle body (13) when the first baffle is arranged on the outer door frame (9); when the first baffle is arranged on the vehicle body (13), the first sensor (3) is arranged on the outer door frame (9); the induction head of the first sensor (3) faces the first baffle plate side;
an acquisition processor (4), wherein the acquisition processor (4) is connected with the first sensor (3) and acquires data output by the first sensor (3);
the wireless transmitter (5), the wireless transmitter (5) is connected with the acquisition processor (4), the data after the data processing of the acquisition processor (4) are sent out;
the wireless receiver (6), the wireless receiver (6) is connected with the wireless transmitter (5), receive the data sent by the wireless transmitter (5);
the upper computer (7), this upper computer (7) are connected with wireless receiver (6), wireless receiver (6) send the data received to upper computer (7) and handle and judge.
2. The apparatus according to claim 1, wherein the apparatus further comprises: when the first baffle extends along the front-back direction of the forklift and is arranged on the outer door frame (9) or the forklift body (13); the first sensor (3) adopts one of a reflective sensor, a photoelectric sensor, a proximity switch, a distance measuring sensor and an electromagnetic sensor, and when the first sensor (3) is the electromagnetic sensor, the first baffle is a magnetic baffle; the installation position of the first sensor (3) and the first baffle meets the following requirements: when the backward inclination angle of the pallet fork is larger than or equal to a preset angle, the first sensor (3) can sense the first baffle, and when the backward inclination angle of the pallet fork is smaller than the preset angle, the first sensor (3) cannot sense the first baffle;
work as first baffle extends along the fork truck left and right sides and sets up on outer portal (9) or automobile body (13), first sensor (3) are range finding sensor, and the inductive head of first sensor (3) is just to first baffle.
3. The apparatus for detecting the tilt angle of a fork in an exercise test of a forklift according to claim 1 or 2, further comprising:
a second shutter (11) mounted on the catch rack (10) of the fork (12);
the second sensor (1) is installed on an outer door frame (9) of the forklift, an induction head of the second sensor (1) faces to the side of a second baffle (11), the second sensor (1) is connected with the acquisition processor (4), and the position relation between the second baffle (11) and the second sensor (1) is as follows: when the fork (12) rises to a position between a preset first distance and a preset second distance, the second sensor (1) can sense the second baffle (11) and output sensing information.
4. The apparatus of claim 3, further comprising:
a third baffle plate (16) which is horizontally arranged on the inner door frame (8);
and the third sensor (2) is arranged on the outer door frame (9), the third sensor (2) is positioned right below the third baffle (16), the induction head of the third sensor (2) faces upwards, and the third sensor (2) is connected with the acquisition processor (4).
5. The apparatus for detecting the tilt angle of a fork in an exercise test of a forklift according to claim 1 or 2, further comprising:
a second sensor (1) mounted on a pallet (10) of the pallet fork (12), the second sensor (1) being connected to the acquisition processor (4);
the second baffle (11) is installed on an outer door frame (9) of the forklift, an induction head of the second sensor (1) faces the second baffle (11), and the position relation between the second baffle (11) and the second sensor (1) is as follows: when the fork (12) rises to a position between a preset first distance and a preset second distance, the second sensor (1) can sense the second baffle (11) and output sensing information.
6. The apparatus of claim 5, further comprising:
and the third sensor (2) is arranged on the goods stopping rack (10) of the fork (12), the induction head of the third sensor (2) faces downwards, and the third sensor (2) is connected with the acquisition processor (4).
7. The fork inclination angle detection apparatus for forklift practical test according to claim 4 or 6, wherein:
the first distance is 20cm from the ground of the fork (12), and the second distance is 30cm from the ground of the fork (12);
the length of the second baffle (11) in the vertical direction is 10 cm.
8. The apparatus of claim 7, wherein the apparatus further comprises: the third sensor (2) is a distance measuring sensor.
9. The apparatus of claim 7, wherein the apparatus further comprises: further comprising:
and the light shielding plate (15) is horizontally arranged on the vehicle body (13), and the light shielding plate (15) is positioned right above the first sensor (3).
10. The apparatus of claim 7, wherein the apparatus further comprises: the second sensor (1) is one of a reflective sensor, a photoelectric sensor, a proximity switch, a distance measuring sensor and an electromagnetic sensor; when the second sensor (1) is an electromagnetic sensor, the second baffle (11) is a magnetic baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023324257.2U CN213688272U (en) | 2020-12-31 | 2020-12-31 | A fork inclination detection device for fork truck practice test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023324257.2U CN213688272U (en) | 2020-12-31 | 2020-12-31 | A fork inclination detection device for fork truck practice test |
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| Publication Number | Publication Date |
|---|---|
| CN213688272U true CN213688272U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023324257.2U Active CN213688272U (en) | 2020-12-31 | 2020-12-31 | A fork inclination detection device for fork truck practice test |
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| Country | Link |
|---|---|
| CN (1) | CN213688272U (en) |
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2020
- 2020-12-31 CN CN202023324257.2U patent/CN213688272U/en active Active
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Address after: 12-1, No. 120, Dachuan Shuian community, Jiangbei District, Chongqing 400020 Patentee after: Chongqing Yifeng Intelligent Technology Co.,Ltd. Address before: 12-1, No. 120, Dachuan Shuian community, Jiangbei District, Chongqing 400020 Patentee before: CHONGQING WINNER SOFTWARE CO.,LTD. |
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