CN219931918U - Bulk grain car safety door opener - Google Patents
Bulk grain car safety door opener Download PDFInfo
- Publication number
- CN219931918U CN219931918U CN202320777535.4U CN202320777535U CN219931918U CN 219931918 U CN219931918 U CN 219931918U CN 202320777535 U CN202320777535 U CN 202320777535U CN 219931918 U CN219931918 U CN 219931918U
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- door
- bulk grain
- support rod
- shaped
- rod
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- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 238000009933 burial Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/51—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for storing agricultural or horticultural products
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- Handcart (AREA)
Abstract
The utility model relates to the technical field of bulk grain transportation tools, and discloses a bulk grain car safety door opening device, which comprises a supporting mechanism and a scissor-type jacking mechanism; the support mechanism comprises a first hollow support frame and a second hollow support frame, the first support frame comprises a first support rod and a first L-shaped crutch handle, the second support frame comprises a second support rod and a second L-shaped crutch handle, the first support rod and the second support rod are sleeved and fixed by a locking pin, and the first L-shaped crutch handle and the second L-shaped crutch handle respectively clamp an upper door frame and a lower door frame; the shear type jacking mechanism comprises a base, a top seat, two upper supporting arms, two lower supporting arms and a screw rod, wherein a C-shaped clamping groove is formed in the outer side of the top seat. The utility model can control the opening degree of the bulk grain wagon door, avoid the conditions that the bulk grain wagon door is suddenly opened by impact after the door is opened and the bulk grain flow cannot be controlled, and avoid the safety accidents that the door operator is injured by the impact; avoiding the transportation equipment from being burnt out due to overlarge motor load caused by blockage and burial of grains.
Description
Technical Field
The utility model relates to the technical field of bulk grain transportation tools, in particular to a safety door opening device of a bulk grain vehicle.
Background
The bulk, bulk transportation, bulk unloading and bulk storage of grains are important development directions for realizing high efficiency, economy and safety of grain circulation, so that the grain 'scattering' work is highly valued and actively promoted by national authorities. Bulk grain transportation is an important technical link of grain 'scattering around'. The grain transportation link at the present stage mainly uses a box-type vehicle to transport bulk grains. The bulk grain transportation saves the packing materials, and is convenient and quick to assemble and disassemble and low in labor cost. When grains are put into a bin, bulk grains in the bin are generally unloaded onto a conveyor, when the bulk grains are unloaded, if a locking door rod of a bin door is directly opened, the bulk grains tend to impact the opened bin door backwards under the action of side pressure of a bin plate, the grain flow is large and impact conveying equipment, door opening operators are easily bumped to cause safety accidents, meanwhile, under the condition that the door is suddenly opened, a large amount of grains are gushed out to cause the blocking or burying of the conveying equipment, the motor is easily led to be overloaded to burn out, and meanwhile, a large amount of manpower and time are wasted for cleaning the blocked grains.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a safety door opening device of a bulk grain vehicle.
The technical proposal is as follows: comprises a supporting mechanism and a scissor-type jacking mechanism; the support mechanism comprises a first hollow support frame and a second hollow support frame, the first support frame comprises a first support rod and a first L-shaped cane handle at the upper end of the first support frame, the second support frame comprises a second support rod and a second L-shaped cane handle at the lower end of the second support rod, a plurality of corresponding height adjusting holes are formed in the lower part of the first support rod and the upper part of the second support rod, the lower part of the first support rod is inserted into the upper part of the second support rod and enables the corresponding height adjusting holes of the inserting parts to be aligned radially, the locking pins are used for inserting the height adjusting holes to fix, the front end of the first L-shaped cane handle clamps an upper door frame of a bulk grain carriage from top to bottom, and the front end of the second L-shaped cane handle clamps a lower door frame of the bulk grain carriage from bottom to top; the shear type jacking mechanism comprises a base, a top seat, two upper supporting arms, two lower supporting arms and a screw rod, wherein the base is movably connected with the middle of the second supporting rod, one ends of the two lower supporting arms are respectively hinged to the base, the other ends of the two lower supporting arms are respectively hinged to one ends of the two upper supporting arms through pin shafts, the other ends of the two upper supporting arms are respectively hinged to the top seat, a C-shaped clamping groove clamped on a carriage door square tube is formed in the outer side of the top seat, and the screw rod is radially arranged on the pin shafts and is in threaded connection with the pin shafts.
The above technical solution can be further optimized as follows:
the height adjusting holes are round holes penetrating through the first supporting rod and the second supporting rod.
The height adjusting holes are formed in the first supporting rod and the second supporting rod at least in 3.
The movable connection mode between the base and the second supporting rod is as follows: and welding T-shaped round steel on one side of the second support rod facing the carriage, and arranging a mounting groove with a linear opening at the base part of the base, wherein the T-shaped round steel and the mounting groove with the linear opening are in a crisscross fixed state after being assembled.
The lower part of the second supporting rod is welded with a circular ring chain, and the front end of the circular ring chain is provided with a hook hung on a locking door rod of the carriage door.
One end of the screw rod is provided with a swivel.
The width of the opening of the C-shaped clamping groove is larger than that of the square tube of the wagon box door.
The C-shaped clamping groove is provided with an anti-slip rubber or plastic sheath at the contact part with the square tube of the carriage door.
The first L-shaped crutch handle is provided with an anti-skid rubber or plastic sheath at the contact part with the upper door frame and the contact part of the second L-shaped crutch handle with the lower door frame.
The hollow first support frame and the hollow second support frame are made of round steel pipes.
Compared with the prior art, the utility model has the following beneficial technical effects:
1. according to the utility model, the distance between the car door and the supporting rod is slowly adjusted through the scissor type jacking mechanism, so that the opening degree of the car door of the bulk grain car can be controlled, and the conditions that the car door is suddenly opened by impact after the door is opened and the bulk grain flow cannot be controlled are avoided.
2. The safety accident of damaging the door opening operation personnel can be avoided.
3. The motor load is overlarge and the conveying equipment is prevented from being burnt out due to the blockage and burial of grains.
4. Can avoid wasting a large amount of labor and time due to the grain cleaning and blocking.
5. The shear type jacking mechanism has the advantages of high bearing capacity, simple and convenient installation and labor-saving operation.
6. The structure is stable and the safety is good.
Drawings
FIG. 1 is a schematic diagram of the structural layout of the present utility model;
in the figure: the novel bicycle comprises a first L-shaped crutch handle, a second supporting rod, a 3-height adjusting hole, a 4-locking pin, a 5-base, a 5.1-I-shaped opening installation groove, a 6-T-shaped round steel, a 7-lower supporting arm, an 8-pin shaft, a 9-swivel, a 10-second supporting rod, a 11-round chain, a 12-second L-shaped crutch handle, a 13-hook, a 14-lower door frame, a 15-top seat, a 15.1-C-shaped clamping groove, a 16-upper supporting arm, a 17-screw rod, a 18-bicycle box door square tube, a 19-upper door frame, a 20-bicycle box door locking door rod and a 21-bicycle door.
Detailed Description
The present utility model will be described in detail with reference to the following examples and drawings.
Example 1
See fig. 1. A safety door opening device of a bulk grain vehicle comprises a supporting mechanism and a scissor-type jacking mechanism. The support mechanism comprises a hollow first support frame and a second support frame, the first support frame comprises a first support rod 2 and a first L-shaped cane handle 1 at the upper end of the first support frame, the second support frame comprises a second support rod 10 and a second L-shaped cane handle 12 at the lower end of the second support rod, a plurality of corresponding height adjusting holes 3 are formed in the lower part of the first support rod 2 and the upper part of the second support rod 10, the lower part of the first support rod 2 is inserted into the upper part of the second support rod 10, the corresponding height adjusting holes 3 of the inserting parts are aligned in the radial direction, and the locking pins 4 are inserted into the height adjusting holes 3 for fixing; the front end of the first L-shaped cane handle 1 clamps an upper door frame 19 of the bulk grain carriage from top to bottom, and the front end of the second L-shaped cane handle 12 clamps a lower door frame 14 of the bulk grain carriage from bottom to top. The scissor type jacking mechanism comprises a base 5, a top seat 15, two upper supporting arms 16, two lower supporting arms 7 and a screw rod 17, wherein the base 5 is movably connected with the middle part of a second supporting rod 10, one ends of the two lower supporting arms 7 are respectively hinged to the base 5, the other ends of the two lower supporting arms are respectively hinged to one ends of the two upper supporting arms 16 through pin shafts 8, the other ends of the two upper supporting arms 16 are respectively hinged to the top seat 15, a C-shaped clamping groove 15.1 clamped on a carriage door square tube 18 is formed in the outer side of the top seat 15, and the screw rod 17 is radially arranged on a pin shaft 8 and is in threaded connection with the pin shaft 8.
Example 2
See fig. 1. On the basis of the technical scheme described in the embodiment 1, the height adjusting holes 3 are round holes penetrating through the first support rod 2 and the second support rod 10 so as to be convenient to process and use; the height adjusting holes 3 are formed in the first support rod 2 and the second support rod 10, at least 3 height adjusting holes are formed in the first support rod 2 and the second support rod 10, so that the height of the first support rod 2 and the height of the second support rod 10 after being overlapped can be flexibly adjusted, and the height adjusting device is beneficial to adapting to carriages with different heights.
Example 3
See fig. 1. On the basis of the technical scheme described in the embodiment 1, the movable connection mode between the base 5 and the second supporting rod 10 is as follows: a T-shaped round steel 6 is welded on one side of the second support rod 10 facing the carriage, a mounting groove 5.1 with a straight-line opening is arranged at the base part of the base 5, and the T-shaped round steel 6 and the mounting groove 5.1 with the straight-line opening are assembled to form a crisscross fixed state. During specific operation, firstly, the first-line opening of the first-line opening mounting groove 5.1 is overlapped with the top cross bar of the T-shaped round steel 6, then the top cross bar is enabled to enter the inner space of the first-line opening mounting groove 5.1, finally, the first-line opening mounting groove 5.1 is rotated ninety degrees on site, the top cross bar and the first-line opening are naturally in a cross shape, and therefore, the first-line opening mounting groove 5.1 and the T-shaped round steel 6 are connected and fixed together, and the disassembly and assembly are convenient.
Example 4
See fig. 1. A safety door opening device of a bulk grain vehicle is characterized in that on the basis of the technical scheme described in the embodiment 1, a circular ring chain 11 is welded at the lower part of a second supporting rod 10, and a hook 13 hung on a carriage door locking door rod 20 is arranged at the front end of the circular ring chain 11. This is designed to ensure that the second support bar 10 is not displaced when the door 21 is opened along the arc-shaped path during unloading.
Example 5
See fig. 1. A bulk grain car safety door opener, on the basis of the technical scheme of embodiment 1, one end of a screw 17 is provided with a swivel 9. The screw 17 is easily turned at the swivel 9 using a tool.
Example 6
See fig. 1. On the basis of the technical scheme described in the embodiment 1, the opening width of the C-shaped clamping groove 15.1 is larger than the width of the carriage door square tube 18, so that the C-shaped clamping groove 15.1 can smoothly clamp the carriage door square tube 18.
Example 7
See fig. 1. On the basis of the technical scheme described in the embodiment 1, the C-shaped clamping groove 15.1 is provided with an anti-slip rubber or plastic sheath at the contact part with the carriage door square tube 18, so that the friction resistance between the C-shaped clamping groove 15.1 and the carriage door square tube 18 can be increased, and the situation that the C-shaped clamping groove 15.1 is separated from the carriage door square tube 18 when the support frame follows the opening arc angle of the carriage door 21 is avoided; the contact part of the first L-shaped cane handle 1 and the upper door frame 19 and the contact part of the second L-shaped cane handle 12 and the lower door frame 14 are respectively provided with an anti-skid rubber or plastic sheath so as to enhance the friction resistance between the first L-shaped cane handle 1 and the upper door frame 19 and between the second L-shaped cane handle 12 and the lower door frame 14 and avoid separation in the door opening operation process.
Example 8
See fig. 1. A bulk grain car safety door opener, on the basis of the technical scheme recorded in embodiment 1, the first support frame and the second support frame which are hollow are made of round steel pipes, so that the bulk grain car safety door opener is convenient to process and manufacture, and the strength is guaranteed.
For a better understanding of the present utility model, the basic working principle thereof will now be briefly described as follows:
when in operation, after the bulk grain loaded cargoes are stopped to a specified grain unloading position, the first support rod 2 and the second support rod 10 are aligned to the carriage door square tube 18 of the side door or the rear door to be opened of the carriage of the cargoes from one side, the first L-shaped cane handle 1 and the second L-shaped cane handle 12 are respectively abutted to an upper door frame 19 and a lower door frame 14 of a cargo compartment of the container; the first support rod 2 and the second support rod 10 are sleeved together, the height adjusting hole 3 is adjusted to enable the first L-shaped crutch handle 1 and the second L-shaped crutch handle 12 to be firmly hung on the upper door frame 19 and the lower door frame 14, and the locking pin 4 is used for locking, so that the door opening device is kept stable in the unloading process. The locking pin 4 is slightly smaller than the height adjusting hole 3, and can be removed manually after being installed, and the height of the device is suitable for shrinking the carriage. The C-shaped clamping groove 15.1 is tightly clamped on the carriage door square tube 18 by the adjusting screw 17, and the hook 13 is hung on the carriage door locking door rod 20. The mounting positions of the first support frame and the second support frame are determined according to the width of the car door 21 and the running track of the opened car door 21, so that the C-shaped clamping groove 15.1 can be tightly connected with the car door square tube 18 after the grain self-flowing of the opened car door 21 is basically completed. When the car door is unloaded, the car door lock door rod 20 is opened, the screw rod 17 is slowly rotated, so that the distance between the base 5 and the top seat 15 of the scissor type jacking mechanism is gradually shortened, the car door square tube 18 is controlled to slowly move outwards, the car door 21 is slowly opened, and the special attention is paid to the fact that the C-shaped clamping groove 15.1 cannot be separated from the car door square tube 18; if the car door 21 is not opened, the car door locking door rod 20 is rocked or the car box door square tube 18 is knocked to open the car door 21. The grain flow is controlled according to the design flow of the unloading conveying equipment, so that the blocking or burying of the conveying equipment cannot be caused. After the grain basically flows automatically and the door opening device is dismantled, the related grain unloading equipment is manually controlled to finish unloading the residual grain. In general, the door 21 is opened by 5-20cm, and after the grain stops flowing out, the load of the door can be controlled by manpower.
Claims (10)
1. The safe door opening device of the bulk grain vehicle is characterized by comprising a supporting mechanism and a scissor-type jacking mechanism; the support mechanism comprises a first hollow support frame and a second support frame, the first support frame comprises a first support rod and a first L-shaped cane handle at the upper end of the first support frame, the second support frame comprises a second support rod and a second L-shaped cane handle at the lower end of the second support rod, a plurality of corresponding height adjusting holes are formed in the lower part of the first support rod and the upper part of the second support rod, the lower part of the first support rod is inserted into the upper part of the second support rod and enables the corresponding height adjusting holes of the inserting parts to be aligned radially, the locking pins are inserted into the height adjusting holes to fix the height adjusting holes, the front end of the first L-shaped cane handle clamps an upper door frame of a bulk grain carriage from top to bottom, and the front end of the second L-shaped cane handle clamps a lower door frame of the bulk grain carriage from bottom to top; the shear type jacking mechanism comprises a base, a top seat, two upper supporting arms, two lower supporting arms and a screw rod, wherein the base is movably connected with the middle of the second supporting rod, one ends of the two lower supporting arms are respectively hinged to the base, the other ends of the two lower supporting arms are respectively hinged to one ends of the two upper supporting arms through pin shafts, the other ends of the two upper supporting arms are respectively hinged to the top seat, a C-shaped clamping groove clamped on a carriage door square tube is formed in the outer side of the top seat, and the screw rod is radially arranged on the pin shafts and is in threaded connection with the pin shafts.
2. The safety door opening device of the bulk grain cart of claim 1, wherein the height adjusting holes are circular holes penetrating through the first support rod and the second support rod.
3. The bulk grain cart safety door opening device according to claim 1, wherein at least 3 height adjusting holes are formed in the first support rod and the second support rod.
4. The bulk grain cart safety door opening device according to claim 1, wherein the movable connection mode between the base and the second supporting rod is: and welding T-shaped round steel on one side of the second support rod facing the carriage, and arranging a mounting groove with a linear opening at the base part of the base, wherein the T-shaped round steel and the mounting groove with the linear opening are in a crisscross fixed state after being assembled.
5. The safety door opening device of bulk grain vehicle according to claim 1, wherein a circular chain is welded at the lower part of the second supporting rod, and a hook hung on a locking door rod of a carriage door is arranged at the front end of the circular chain.
6. The bulk grain cart safety door opening device according to claim 1, wherein one end of the screw is provided with a swivel.
7. The bulk grain vehicle safety door opening device according to claim 1, wherein the width of the opening of the C-shaped clamping groove is larger than the width of the square tube of the carriage door.
8. The safety door opening device of the bulk grain vehicle according to claim 1, wherein the C-shaped clamping groove is provided with an anti-slip rubber or plastic sheath at a contact part with a square tube of a carriage door.
9. The bulk grain vehicle safety door opening device according to claim 1, wherein the first L-shaped cane handle is provided with an anti-slip rubber or plastic sheath at a contact part with an upper door frame and the second L-shaped cane handle is provided with an anti-slip rubber or plastic sheath at a contact part with a lower door frame.
10. The bulk grain vehicle safety door opening device according to claim 1, wherein the hollow first support frame and the hollow second support frame are made of round steel pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320777535.4U CN219931918U (en) | 2023-04-11 | 2023-04-11 | Bulk grain car safety door opener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320777535.4U CN219931918U (en) | 2023-04-11 | 2023-04-11 | Bulk grain car safety door opener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219931918U true CN219931918U (en) | 2023-10-31 |
Family
ID=88496229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320777535.4U Active CN219931918U (en) | 2023-04-11 | 2023-04-11 | Bulk grain car safety door opener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219931918U (en) |
-
2023
- 2023-04-11 CN CN202320777535.4U patent/CN219931918U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |