CN213714515U - Pressure sensor assembly of mine transport truck - Google Patents
Pressure sensor assembly of mine transport truck Download PDFInfo
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- CN213714515U CN213714515U CN202023167311.7U CN202023167311U CN213714515U CN 213714515 U CN213714515 U CN 213714515U CN 202023167311 U CN202023167311 U CN 202023167311U CN 213714515 U CN213714515 U CN 213714515U
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- telescoping cylinder
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Abstract
The utility model discloses a mine haulage truck's pressure sensor subassembly, the on-line screen storage device comprises a base, two first spouts have been seted up along controlling the direction in the upper surface middle part of base, all are equipped with the bracing piece in two first spouts, connect through reset spring between two bracing pieces, and the upper end of two bracing pieces all rotates with the lower surface of pressure sensor base to be connected, the pressure sensor body is installed to the inboard of pressure sensor base, the last surface mounting of pressure sensor body has the rubber gasket, transversely install electronic telescoping cylinder in the first spout, the vertical fixed surface that the pressure sensor base was kept away from to the stiff end of electronic telescoping cylinder and first spout is connected. This mine haulage truck's pressure sensor subassembly can carry out effectual protection to pressure sensor, avoids damaging pressure sensor and brings unnecessary economic loss for the driver because of overloading, simple structure, convenient operation.
Description
Technical Field
The utility model relates to a truck weight finding technical field specifically is a mine haulage truck's pressure sensor subassembly.
Background
During mine transportation, the underground mined minerals, waste rocks and the like are often transported to ground transfer stations and washing and dressing plants from a mining working surface or various transportation operations for transporting personnel, materials, equipment and other materials in and out by using a transport truck, and during transportation, the self-unloading transport truck is often used for loading the goods.
The conventional vehicle-mounted weighing device for the transport truck is lack of protection on a pressure sensor, the pressure sensor is often damaged due to overlarge load capacity, the economic loss is brought to a driver, the engineering progress is delayed, and the working time of the driver is wasted.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a mine haulage truck's pressure sensor subassembly, can carry out effectual protection to pressure sensor, avoid damaging pressure sensor because of overloading and bring unnecessary economic loss for the driver, simple structure, convenient operation can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a pressure sensor assembly of a mine transport truck comprises a base, wherein two first sliding grooves are formed in the middle of the upper surface of the base in the left-right direction, supporting rods are arranged in the two first sliding grooves, the two supporting rods are connected through a return spring, the upper ends of the two supporting rods are rotatably connected with the lower surface of the pressure sensor base, the inner side of the pressure sensor base is provided with a pressure sensor body, the upper surface of the pressure sensor body is provided with a rubber gasket, an electric telescopic cylinder is transversely arranged in the first sliding chute, the fixed end of the electric telescopic cylinder is fixedly connected with the vertical surface of the first sliding chute far away from the base of the pressure sensor, the electronic telescoping cylinder's flexible end is fixed with the stopper, the input and the external power supply electricity of pressure sensor body are connected, the output and the outside display module electricity of pressure sensor body are connected.
The sleeve is all installed to the upper surface left and right sides of base, and every is located the sleeve and all is equipped with bearing spring, bearing spring's upper end is fixed with the bearing bar, the outer wall of bearing bar with telescopic inner wall sliding contact, the upper end of bearing bar is fixed with the tray.
The telescopic outside is close to the lower extreme of pressure sensor base and has seted up the slot hole, the lower extreme and the slot hole of bearing bar coincide at the direction of height, the outside slidable mounting of bracing piece has the cover body, the outside of the cover body is close to telescopic one side and is equipped with the rhombus telescopic link, the one end that the rhombus telescopic link is close to the pressure sensor base is connected with the cover rotation, the upper end that the pressure sensor base was kept away from to the rhombus telescopic link is rotated with the telescopic outside and is connected, the lower extreme that the pressure sensor base was kept away from to the rhombus telescopic link rotates with the lower.
As a preferred technical scheme of the utility model, including supplementary pulling force subassembly, supplementary pulling force subassembly includes connecting rod and spring, telescopic outside upper portion with the one end of connecting rod is rotated and is connected, spring coupling is passed through in the other end of connecting rod and the outside of pressure sensor base.
As a preferred technical scheme of the utility model, two second spouts have been seted up along controlling the direction in the left side of under base surface, slidable mounting has movable baffle in the second spout, the screw has been seted up to the position that the base front surface corresponds movable baffle, install the adjusting screw rather than the adaptation in the screw, adjusting screw is located the one end and the movable baffle contact of base.
As a preferred technical scheme of the utility model, the upper surface middle part of tray is equipped with travel switch, travel switch's input is connected with external power source's output electricity, travel switch's output is connected with the input electricity of electronic telescoping cylinder.
As an optimal technical scheme of the utility model, the lower extreme of two bracing pieces is all rotated and is installed the leading wheel, the leading wheel is located in the first spout of base.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the deformation of the rubber gasket is within a certain range and the pressure sensor body is about to reach the measurement limit, the pallet can support the cargo hopper of the transport truck when the transport truck is overweight, so that the pressure sensor body is prevented from being damaged due to overload;
2. in the pressure sensor assembly of the mine transport truck exemplified by the utility model, the bearing rod moves downwards, the diamond-shaped telescopic rod fixed at the lower end of the bearing rod moves downwards, the diamond-shaped telescopic rod is shortened to drive the supporting rod to rotate towards the sleeve direction, and then the pressure sensor base is driven to move downwards, so that the pressure sensor body moves downwards, and the pressure sensor body is protected;
3. the pressure sensor assembly of the mine transport truck of the example of the utility model loses the support when the pressure sensor base moves downwards, and the auxiliary tension assembly supports the pressure sensor base at the moment, so that the base pressure sensor base is prevented from losing the support and being difficult to recover to the initial state;
4. the utility model discloses the example pressure sensor subassembly of mine haulage truck can in time measure weight to the goods on the haulage truck, prevents that the haulage truck from coming heavy potential safety hazard because of overloading, has saved driver's time, can carry out effectual protection to pressure sensor, avoids damaging pressure sensor because of overloading and brings unnecessary economic loss for the driver.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic front view of the present invention;
fig. 4 is a schematic top view of the present invention;
fig. 5 is an enlarged view of a structure shown in fig. 4.
In the figure: the device comprises a base 1, a sleeve 2, a bearing rod 3, a tray 4, a pressure sensor body 5, a rubber gasket 51, a pressure sensor base 6, a supporting rod 7, a movable baffle 8, an adjusting screw 9, a bearing spring 10, a sleeve body 11, a rhombic telescopic rod 12, a connecting rod 13, a spring 14, a return spring 15, an electric telescopic cylinder 16, a limiting block 17, a guide wheel 18 and a travel switch 19.
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. 1-5, the present invention provides a technical solution: the utility model provides a mine haulage truck's pressure sensor subassembly, the on-line screen storage device comprises a base 1, two first spouts have been seted up along left right direction in the upper surface middle part of base 1, all be equipped with bracing piece 7 in two first spouts, connect through reset spring 15 between two bracing pieces 7, the upper end of two bracing pieces 7 all is connected with pressure sensor base 6's lower surface rotation, pressure sensor body 5 is installed to pressure sensor base 6's inboard, pressure sensor body 5's last surface mounting has rubber gasket 51, transversely install electronic telescoping cylinder 16 in the first spout, the vertical fixed surface that pressure sensor base 6 was kept away from to electronic telescoping cylinder 16's stiff end and first spout is connected, electronic telescoping cylinder 16's flexible end is fixed with stopper 17, pressure sensor body 5's input is connected with the external power supply electricity, pressure sensor body 5's output is connected with the external display subassembly electricity.
The limiting block 17 fixed to the telescopic end of the electric telescopic cylinder 16 can limit the guide wheel, so that the device is more stable in measurement, and the reset spring 15 is arranged.
The lower extreme that the outside of sleeve 2 is close to pressure sensor base 6 has seted up the slot hole, the lower extreme and the slot hole of bearing bar 3 coincide at the direction of height, the outside slidable mounting of bracing piece 7 has set body 11, one side that the outside of the cover body 11 is close to sleeve 2 is equipped with rhombus telescopic link 12, rhombus telescopic link 12 is close to pressure sensor base 6's one end and the cover body 11 rotation are connected, rhombus telescopic link 12 is kept away from pressure sensor base 6's upper end and is rotated with sleeve 2's the outside and be connected, rhombus telescopic link 12 is kept away from pressure sensor base 6's lower extreme and is rotated with.
Bearing bar 3 moves down, fixes at the rhombus telescopic link 12 of bearing bar 3 lower extreme and will move down, and rhombus telescopic link 12 will shorten, and rhombus telescopic link 12 shortens and drives bracing piece 7 and rotate to 2 directions of sleeve, then drives pressure sensor base 6 and moves down, makes pressure sensor body 5 move down to protection pressure sensor body 5.
Including supplementary pulling force subassembly, supplementary pulling force subassembly includes connecting rod 13 and spring 14, and the outside upper portion of sleeve 2 rotates with the one end of connecting rod 13 to be connected, and spring 14 is passed through in the other end of connecting rod 13 and pressure sensor base 6's the outside and is connected, when pressure sensor base 6 moves down, will lose the support, and supplementary pulling force subassembly will support pressure sensor base 6 this moment.
Two second spouts have been seted up along left right direction in the left side of base 1 lower surface, and slidable mounting has movable baffle 8 in the second spout, and the screw has been seted up to the position that base 1 front surface corresponds movable baffle 8, installs adjusting screw 9 rather than the adaptation in the screw, and adjusting screw 9 is located the one end of base 1 and moves baffle 8 contact.
The adjusting screw 9 is loosened, the position of the movable baffle 8 in the sliding groove is adjusted, the base 1 of the device is installed on a girder of the transport truck, and the adjusting screw 9 is screwed to enable the movable baffle 8 to be tightly clamped with the girder of the transport truck.
The upper surface middle part of tray 4 is equipped with travel switch 19, and travel switch 19's input is connected with external power source's output electricity, and travel switch 19's output is connected with electronic telescoping cylinder 16's input electricity, and when the goods fill pushed down tray 4, will trigger travel switch 19 on the tray 4, and travel switch 19 control electronic telescoping cylinder 16 shortens, drives stopper 17 and to the direction removal of sleeve 2, will no longer carry on spacingly to leading wheel 18.
The lower ends of the two support rods 7 are respectively rotatably provided with a guide wheel 18, the guide wheels 18 are positioned in the first sliding grooves of the base 1, and the guide wheels 18 are convenient for horizontally moving the lower ends of the support rods 7 in the first sliding grooves.
The utility model discloses a rotate to connect including but not limited to hinge rotation connection, round pin axle rotation connection, articulated seat rotation connection.
The utility model discloses in pressure sensor body 5, electronic telescopic cylinder 16, travel switch 19 etc. that use be the electronic component commonly used among the prior art, and its working method and circuit structure are the well-known technique, and pressure sensor body 5 and transport truck's on-vehicle display module electricity connection is prior art, and it is not repeated here.
Pressure sensor body 5: the limit value of the measurement of the pressure sensor body 5 is selected to be greater than the standard load capacity of the vehicle.
When in use: the cargo bucket of the transport truck is lifted, the adjusting screw 9 of the device is adjusted, the position of the movable baffle 8 is adjusted, the base 1 of the device is installed on a girder of the transport truck, the adjusting screw 9 is adjusted again, the movable baffle 8 is tightly clamped with the girder, and the device is fixed in the middle position below the cargo bucket.
At the moment, the device is pressed down by the cargo bucket, the weight of the cargo bucket is read according to the output end of the pressure sensor body 5, then the cargo is loaded and transported to the inside of the cargo bucket, the reading of the output end of the pressure sensor body 5 is always increased along with the increase of the cargo, and the rubber gasket 51 deforms along with the pressing down of the cargo bucket;
when the deformation of the rubber gasket 51 is within a certain range and the pressure sensor body 5 is about to reach the measurement limit, the two trays 4 support the goods, so as to protect the pressure sensor body 5, prevent the pressure sensor body 5 from being damaged due to overload, when the goods bucket presses the trays 4, the travel switch 19 on the trays 4 is triggered, the travel switch 19 is changed from an open circuit state to a closed circuit state, the travel switch 19 controls the electric telescopic cylinder 16 to shorten, the limit block 17 is driven to move towards the sleeve 2, the guide wheel 18 is not limited any more, the trays 4 press down to drive the bearing rod 3 to move downwards, the diamond-shaped telescopic rod 12 fixed at the lower end of the bearing rod 3 moves downwards, because the diamond-shaped telescopic rod 12 fixed at one end of the sleeve 2 does not displace, the diamond-shaped telescopic rod 12 is shortened, the diamond-shaped telescopic rod 12 shortens to drive the support rod 7 to rotate towards the sleeve 2, then, the pressure sensor base 6 is driven to move downwards, when the pressure sensor base 6 moves downwards, the support is lost, the auxiliary tension assembly supports the pressure sensor base 6 at the moment, and at the moment, a heavy object is not borne on the pressure sensor body 5, so that the situation that the transport truck is overloaded is shown, and a worker is reminded to unload a part of goods;
along with the unloading of goods, load spring 10 upwards displaces, load spring 10 makes bearing bar 3 upwards displace, along with the displacement of bearing bar 3, fix the rhombus telescopic link 12 upwards displacement of bearing bar 3 one end, rhombus telescopic link 12 is compressed, rhombus telescopic link 12 is whole to the extension of pressure sensor base 6 so that bracing piece 7 slowly resumes initial condition, when the haulage truck is not overloading, make bracing piece 7 reach initial condition under the promotion of rhombus telescopic link 12 and the pulling of reset spring 15, rubber gasket 51 continues to support the goods fill, travel switch 19 loses pressure, electronic telescoping cylinder 16 loses the signal of telecommunication and will resume original length, continue to carry out spacingly to leading wheel 18, pressure sensor body 5 detects the weight of goods fill this moment, can obtain the weight of goods fill from the output to this reaches the purpose that detects the goods weight.
This mine haulage truck's pressure sensor subassembly can in time measure weight to the goods on the haulage truck, prevents that the haulage truck from having saved driver's time because of overloading comes heavy potential safety hazard, can carry out effectual protection to pressure sensor, avoids damaging pressure sensor and brings unnecessary economic loss for the driver because of overloading.
The non-public part of the utility model is the prior art, and the concrete structure, the material and the working principle are not detailed. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A pressure sensor assembly of a mine haulage truck, comprising a base (1), characterized in that: the upper surface middle part of base (1) has seted up two first spouts along left and right directions, all is equipped with bracing piece (7) in two first spouts, connects through reset spring (15) between two bracing pieces (7), and the upper end of two bracing pieces (7) all is connected with the lower surface rotation of pressure sensor base (6), pressure sensor body (5) are installed to the inboard of pressure sensor base (6), the last surface mounting of pressure sensor body (5) has rubber gasket (51), transversely install electronic telescoping cylinder (16) in the first spout, the vertical fixed surface that pressure sensor base (6) was kept away from to the stiff end of electronic telescoping cylinder (16) and first spout is connected, the flexible end of electronic telescoping cylinder (16) is fixed spacing piece (17), the input and the external power supply electricity of pressure sensor body (5) are connected, the output end of the pressure sensor body (5) is electrically connected with an external display component;
sleeves (2) are mounted on the left side and the right side of the upper surface of the base (1), a bearing spring (10) is arranged in each sleeve (2), a bearing rod (3) is fixed at the upper end of each bearing spring (10), the outer wall of each bearing rod (3) is in sliding contact with the inner wall of each sleeve (2), and a tray (4) is fixed at the upper end of each bearing rod (3);
the lower extreme that the outside of sleeve (2) is close to pressure sensor base (6) has seted up the slot hole, the lower extreme and the slot hole of bearing bar (3) coincide at the direction of height, the outside slidable mounting of bracing piece (7) has set body (11), one side that the outside of the cover body (11) is close to sleeve (2) is equipped with rhombus telescopic link (12), the one end that rhombus telescopic link (12) is close to pressure sensor base (6) rotates with the cover body (11) and is connected, rhombus telescopic link (12) are kept away from the upper end of pressure sensor base (6) and are rotated with the outside of sleeve (2) and are connected, the lower extreme that pressure sensor base (6) was kept away from in rhombus telescopic link (12) rotates with the lower extreme in the outside.
2. The mine haulage truck pressure sensor assembly of claim 1, wherein: the device comprises an auxiliary tension assembly, wherein the auxiliary tension assembly comprises a connecting rod (13) and a spring (14), the upper part of the outer side of the sleeve (2) is rotatably connected with one end of the connecting rod (13), and the other end of the connecting rod (13) is connected with the outer side of the pressure sensor base (6) through the spring (14).
3. The mine haulage truck pressure sensor assembly of claim 1, wherein: two second spouts have been seted up along left right direction in the left side of base (1) lower surface, slidable mounting has movable baffle (8) in the second spout, the screw has been seted up to the position that base (1) front surface corresponds movable baffle (8), install adjusting screw (9) rather than the adaptation in the screw, adjusting screw (9) are located the one end of base (1) and are contacted with movable baffle (8).
4. The mine haulage truck pressure sensor assembly of claim 1, wherein: the upper surface middle part of tray (4) is equipped with travel switch (19), travel switch's (19) input is connected with external power source's output electricity, travel switch's (19) output is connected with the input electricity of electronic telescoping cylinder (16).
5. The mine haulage truck pressure sensor assembly of claim 1, wherein: the lower ends of the two supporting rods (7) are respectively rotatably provided with a guide wheel (18), and the guide wheels (18) are positioned in a first sliding groove of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023167311.7U CN213714515U (en) | 2020-12-25 | 2020-12-25 | Pressure sensor assembly of mine transport truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023167311.7U CN213714515U (en) | 2020-12-25 | 2020-12-25 | Pressure sensor assembly of mine transport truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213714515U true CN213714515U (en) | 2021-07-16 |
Family
ID=76789276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023167311.7U Active CN213714515U (en) | 2020-12-25 | 2020-12-25 | Pressure sensor assembly of mine transport truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213714515U (en) |
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2020
- 2020-12-25 CN CN202023167311.7U patent/CN213714515U/en active Active
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