CN115071847B - Buffering fixed knot of agricultural machinery driver's cabin base constructs - Google Patents
Buffering fixed knot of agricultural machinery driver's cabin base constructs Download PDFInfo
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- CN115071847B CN115071847B CN202210872225.0A CN202210872225A CN115071847B CN 115071847 B CN115071847 B CN 115071847B CN 202210872225 A CN202210872225 A CN 202210872225A CN 115071847 B CN115071847 B CN 115071847B
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- 230000003139 buffering effect Effects 0.000 title claims abstract description 25
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000006378 damage Effects 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 description 17
- 230000003028 elevating effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 241000251169 Alopias vulpinus Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/0604—Cabs insulated against vibrations or noise, e.g. with elastic suspension
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/0604—Cabs insulated against vibrations or noise, e.g. with elastic suspension
- B62D33/0608—Cabs insulated against vibrations or noise, e.g. with elastic suspension pneumatic or hydraulic suspension
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/0617—Drivers' cabs for tractors or off-the-road vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/063—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other
- B62D33/0636—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other displaceable along a linear path
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
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- 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
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Harvester Elements (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention relates to the technical field of agricultural machinery, in particular to a buffering and fixing structure of a base of an agricultural machinery cab, which comprises a fixing plate, wherein lifting units are fixedly arranged on the upper surface of the fixing plate, fixing units are arranged at four corners of the lifting units, moving units are vertically arranged in the middle of the upper surface of the lifting units, adjusting units connected with the lifting units are arranged at the left side and the right side of the moving units, resisting units connected with the lifting units are arranged at the two sides of the adjusting units, a buffering column is arranged in the middle of the lifting units, a middle plate and a hydraulic cylinder are arranged, a fixing frame can move in the front-back position, and a supporting plate above the buffering column is used for adjusting the height of the fixing frame, so that the fixing frame is driven to adjust the height, the resisting units are arranged in T-shaped grooves, and after the adjusting positions are adjusted, the elastic column and air bags are used for protecting drivers in the agricultural machinery cab, so that unnecessary injuries caused by forward tilting of the drivers due to buffering of the fixing frame are avoided when the driving of the agricultural machinery is impacted.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a buffering and fixing structure of an agricultural machinery cab base.
Background
Agricultural machinery refers to various mechanical equipment used in agricultural production, such as large and small tractors, land leveling machines, tillage tools, cultivator, mini-tiller, rice transplanter, seeder, thresher, water pump, combine harvester, curtain rolling machine, thermal insulation felt and other equipment.
Chinese patent (patent No. CN 201911159833.1) discloses an adjustable base for an agricultural machine, and solves the problems of adjustable base part, poor damping effect, poor buffering effect, low structural strength and the like of the agricultural machine.
The agricultural machinery is in driving because the service environment is abominable, in some hills and mountain areas, and is relatively jolt when leading to the agricultural machinery to drive owing to geographical environmental condition, leads to the whole health of driver in the agricultural machinery driver's cabin base to take place certain degree to rock and slope, and the agricultural machinery driver's cabin has buffer among the prior art, but the buffer's of agricultural machinery driver's cabin base buffer scope is not adjustable, therefore application effect is relatively poor to the position of agricultural machinery driver's cabin base can't carry out height and fore-and-aft adjustment.
Disclosure of Invention
The invention aims to provide a buffering and fixing structure of an agricultural machinery cab base, so as to solve the problems in the background art.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a buffering fixed knot of agricultural machinery driver's cabin base constructs, including the fixed plate, the last fixed surface of fixed plate installs the elevating unit, elevating unit four corners all is provided with fixed unit, elevating unit upper surface middle part is vertical to be provided with mobile unit, mobile unit left and right sides is equipped with the adjusting unit who is connected with elevating unit, the adjusting unit both sides are equipped with the unit of resisting of being connected with elevating unit, elevating unit middle part is equipped with the buffer post, can carry out the adaptability through elevating unit's setting and adjust to whole buffering fixed knot constructs's overall height, can carry out the fore-and-aft regulation to the seat position through mobile unit's setting, can carry out the protection to a certain extent to the seat of installing on the mobile unit through the setting of resisting the unit.
Preferably, the lifting unit comprises a supporting plate, wherein the supporting plate is provided with two groups and is vertically arranged, the supporting plate and the fixing plate of the lower part are fixedly connected, lifting boxes are respectively arranged on the left side and the right side of the inner wall of the supporting plate of the lower part, the lifting boxes on each side are symmetrically arranged, sliding blocks are arranged in the lifting boxes in a sliding manner, springs connected with the inner wall of the lifting boxes are respectively arranged on the left side and the right side of the sliding blocks, the supporting plate of the upper part can be arranged in an agricultural machinery cab and then is connected with a seat, and the upper supporting plate and the lower supporting plate are enabled to be more stable when being lifted and adjusted through the arrangement of the sliding blocks.
Preferably, the first regulation pole of installing rotates on the sliding block of left side, rotate on the sliding block of right side and install the second regulation pole, and be the cross setting between first regulation pole and the second regulation pole, joint movable mounting has the axle between two sets of first regulation poles and the second regulation pole, install the pneumatic cylinder jointly between the backup pad of axle middle part and below, the adjustment tank has all been seted up to the four corners department of backup pad of top, first regulation pole and second regulation pole keep away from sliding block one end and pass through the pole and rotate in the adjustment tank, thereby through the lifting of drive pneumatic cylinder axle, can make the angle between first regulation pole and the second regulation pole reduce and carry out the lifting to the backup pad of top.
Preferably, the fixing unit comprises a semicircular plate fixedly connected with the supporting plate above, the round rod at one end of the first adjusting rod and the second adjusting rod far away from the sliding block penetrates through the semicircular plate to be fixedly provided with a lifting wheel, one side of the lifting wheel is provided with a vertical plate fixedly connected with the supporting plate above, the vertical plate is movably provided with a locking rod, the locking rod is moved into the lifting wheel to collide with the lifting wheel, so that the height of the supporting plate above is fixed, and the supporting plate above is prevented from displacing when violently vibrating or jolting.
Preferably, the mobile unit includes the mobile tank, the upper surface middle part of the backup pad of top is seted up to the mobile tank, the vertical fixed mounting in middle part in mobile tank has the median plate, slidable mounting has the mount on the median plate, the median plate both sides all are equipped with the side lever with mobile tank fixed connection, the mount both sides slide on the side lever, all be equipped with the spring between side lever both sides and the mount, it is more stable when making the mount slide on median plate and side lever through the setting of side lever, establish and contradict at spring and mount through the side lever overcoat, can make the mount have the buffer power of removal when carrying out back-and-forth movement.
Preferably, the rectangular slot has been seted up to the median plate upper surface, and mount inner chamber upper surface fixed mounting has the tooth, and the tooth is provided with a plurality of, and the rectangular slot is seted up flutedly, has the resistance piece through spring sliding connection in the recess, and the resistance piece is contradicted with the tooth, through setting up tooth and resistance piece, can make the mount increase resistance when the back-and-forth movement, avoids when the agricultural machinery driver's cabin receives the striking, and the mount is playing the cushioning effect, because the too fast agricultural machinery that leads to the agricultural machinery driving receives the secondary striking.
Preferably, the adjusting unit comprises a middle position groove, wherein the middle position groove is formed in a supporting plate above the adjusting unit, the middle position groove is symmetrically arranged, an adjusting screw is rotationally arranged in the middle position groove, a limit box is arranged on the adjusting screw in a threaded mode, the bottom of the limit box is slidably connected with the middle position groove, the adjusting unit can be adjusted together when the position of the fixing frame is adjusted through the arrangement of the limit box, and the buffering force of the fixing frame is adjusted adaptively.
Preferably, the supporting plate fixed mounting that adjusting screw one end runs through the top has the band pulley, through belt drive between the band pulley, fixed mounting has driven gear on the adjusting screw of one side, driven gear one side is equipped with the actuating lever of being connected with the backup pad rotation of top, fixed mounting has the driving gear on the actuating lever, and driving gear and driven gear meshing can drive the driving gear through rotating the actuating lever and rotate, the driving gear drives the adjusting screw of driven gear rotation and then both sides and rotates, can drive the spacing box through adjusting screw's rotation and carry out the displacement.
Preferably, the right side of the limit box is provided with a movable rod, one end of the movable rod is fixedly provided with a clamping ring, the movable rod can be fixed through a pin on the right side of the limit box, and the front side of the limit box is provided with a through hole.
Preferably, the resisting unit comprises a T-shaped groove, two sides of a supporting plate above the T-shaped groove are formed in the T-shaped groove, a locking box is fixedly installed at the lower portion of an inner cavity of the T-shaped groove and is provided with a plurality of locking boxes, rectangular blocks are slidably installed in the T-shaped groove, supporting blocks are fixedly installed on the upper surfaces of the rectangular blocks, the rectangular blocks can slide forwards and backwards through the arrangement of the T-shaped groove, and the rectangular blocks after position movement can be limited and fixed through the arrangement of the locking boxes.
Preferably, the telescopic rod is fixedly arranged on the upper surface of the supporting block, the top of the telescopic rod is fixedly provided with the supporting block, a fixed slot is formed in one side of the supporting block, an L-shaped clamping piece is slidably arranged on one side of the supporting block, and the height of the blocking unit can be adjusted through the arrangement of the telescopic rod, so that the blocking unit is adjusted to a position required by an agricultural machine driver for protection.
Preferably, the trapezoidal push block is slidably mounted in the locking box, the locking blocks are slidably mounted on two sides of the locking box, two sides of the locking block are connected with the locking box through springs, the rear end of the trapezoidal push block is fixed with the locking box through an inserting pin shaft, the trapezoidal push block is pushed forward, the locking blocks on two sides are extruded by the trapezoidal push block, and the locking blocks penetrate through grooves on two sides of the locking box and are clamped to two sides of the rectangular block, so that the rectangular block is fixed.
Preferably, the supporting shoe front side fixed mounting has even the board, even the board middle part is provided with the elasticity post, and the elasticity post is provided with a plurality of, and elasticity post one end fixed mounting has the gasbag, through the setting of elasticity post and gasbag, can make the agricultural machinery receive striking or violently jolt and lead to the driver to take place the small tracts of land when leaning forward, and elasticity post and gasbag can protect the driver.
The invention has the beneficial effects that:
1. according to the invention, the middle plate and the hydraulic cylinder are arranged, so that the fixing frame can move in the front-back position, the supporting plate above the fixing frame can be adjusted in height, and the fixing frame is driven to be adjusted in height, so that the problems of adjusting the height and the position of the base of the cab of the agricultural machine and the like are solved.
2. Through setting up the unit of keeping out, place the unit of keeping out in T type inslot, adjust the position back, realize that elasticity post and air bag protect the driver in the agricultural machinery driver's cabin, avoid jolting violently and when the agricultural machinery driver's cabin base receives the striking, drive driver forward and incline because the buffering of mount and cause unnecessary injury.
3. According to the invention, the adjusting unit is arranged, the driving rod drives the driving gear to rotate by rotating the driving rod, the driving gear drives the adjusting screw to rotate by the driven gear, and then the half arc edge of the clamping ring is attached to the side rod, so that the buffer range of the fixing frame on the side rod is adjusted, and the buffer degree of the seat of the cab of the agricultural machine is adjusted.
4. The invention fixes the height of the supporting plate above by arranging the lock rod and the lifting wheel, thereby avoiding the displacement of the supporting plate above the cab of the agricultural machine when the supporting plate shakes or jolts severely.
5. According to the invention, the grooves are formed, so that the resistance blocks downwards move to the grooves after the teeth are abutted against the resistance blocks when moving forwards and backwards, and the movement of the teeth is not influenced while the blocking feeling is increased for the movement of the teeth, so that the adjustment of the fixing frame is not influenced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort;
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic illustration of a top view of the present invention;
FIG. 3 is a schematic view of the construction of a resisting unit according to the present invention;
FIG. 4 is a schematic diagram of the front section structure of the fixing frame;
FIG. 5 is a schematic view of the front cross-section of the stop box of the present invention;
FIG. 6 is a schematic diagram of the structure of the regulating unit of the present invention;
FIG. 7 is a schematic view of a lock box of the present invention in a top-down view;
FIG. 8 is a schematic side view of a unit for resisting against the present invention
Reference numerals in the drawings are as follows: 1. a fixing plate; 2. a lifting unit; 20. a support plate; 21. a lifting box; 22. a sliding block; 23. a first adjusting lever; 24. a second adjusting lever; 25. a connecting shaft; 26. an adjustment tank; 4. a fixing unit; 41. a semicircular plate; 42. a lifting wheel; 43. a riser; 44. a lock lever; 5. a mobile unit; 51. a moving groove; 52. a median plate; 53. a fixing frame; 530. rectangular grooves; 531. teeth; 532. a groove; 533. a resistance block; 54. a side bar; 6. an adjusting unit; 61. a median groove; 62. adjusting a screw; 63. a limit box; 631. a moving rod; 632. a clasp; 640. a belt wheel; 64. a belt; 65. a driven gear; 66. a driving rod; 67. a drive gear; 7. a resisting unit; 71. a T-shaped groove; 72. locking the box; 721. a trapezoidal push block; 722. a locking block; 723. a pin shaft; 73. rectangular blocks; 74. a support block; 75. a telescopic rod; 76; a top block; 77. a fixing groove; 78. an L-shaped clamping piece; 79. a connecting plate; 791. an elastic column; 792. an air bag; 9. and a buffer column.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, a buffering fixed knot of agricultural machinery driver's cabin base constructs, including fixed plate 1, the last fixed surface of fixed plate 1 installs lift unit 2, and lift unit 2 four corners all is provided with fixed unit 4, and lift unit 2 upper surface middle part is vertical to be provided with mobile unit 5, can carry out the adaptability through the setting of lift unit 2 and adjust whole buffering fixed knot constructs's overall height, can carry out fore-and-aft adjustment to the seat position through mobile unit 5's setting.
As a technical optimization scheme of the invention, the left side and the right side of the mobile unit 5 are provided with the adjusting units 6 connected with the lifting unit 2, the two sides of the adjusting unit 6 are provided with the resisting units 7 connected with the lifting unit 2, the middle part of the lifting unit 2 is provided with the buffer column 9, the seat arranged on the mobile unit 5 can be protected to a certain extent through the arrangement of the resisting units 7, the buffer degree of the seat of the cab of the agricultural machine can be adjusted through the arrangement of the adjusting units 6, and the buffer column 9 can play a role in buffering the lifting unit 2 during lifting.
As a technical optimization scheme of the invention, the lifting unit 2 comprises a supporting plate 20, wherein the supporting plate 20 is provided with two groups and is vertically arranged, the lower supporting plate 20 is fixedly connected with the fixed plate 1, lifting boxes 21 are respectively arranged on the left side and the right side of the inner wall of the lower supporting plate 20, the lifting boxes 21 on each side are symmetrically arranged, the upper supporting plate 20 can be arranged in an up-down mode through the supporting plate 20, and the upper supporting plate 20 can be arranged in an agricultural machine cab and then connected with a seat.
As a technical optimization scheme of the invention, the lifting box 21 is internally provided with the sliding block 22 in a sliding manner, the left side and the right side of the sliding block 22 are respectively provided with the springs connected with the inner wall of the lifting box 21, and the upper supporting plate 20 and the lower supporting plate 20 can be more stable in lifting adjustment through the arrangement of the sliding block 22.
As a technical optimization scheme of the invention, a first adjusting rod 23 is rotatably arranged on the left sliding block 22, a second adjusting rod 24 is rotatably arranged on the right sliding block 22, the first adjusting rod 23 and the second adjusting rod 24 are in a cross-shaped arrangement, a connecting shaft 25 is movably arranged between the two groups of first adjusting rods 23 and the second adjusting rod 24, and the angle between the first adjusting rod 23 and the second adjusting rod 24 can be adjusted by crossing the first adjusting rod 23 and the second adjusting rod 24, so that the supporting plates 20 on the upper side and the lower side are close to each other or want to be far away from each other, and the height adjustment is achieved.
As a technical optimization scheme of the invention, a hydraulic cylinder is commonly arranged between the middle part of the connecting shaft 25 and the lower supporting plate 20, the four corners of the upper supporting plate 20 are respectively provided with an adjusting groove 26, one ends of the first adjusting rod 23 and the second adjusting rod 24, which are far away from the sliding block 22, rotate in the adjusting grooves 26 through round rods, and the angle between the first adjusting rod 23 and the second adjusting rod 24 can be reduced by driving the hydraulic cylinder to lift the connecting shaft 25 so as to lift the upper supporting plate 20.
As a technical optimization scheme of the invention, the fixing unit 4 comprises a semicircular plate 41, the semicircular plate 41 is fixedly connected with the upper supporting plate 20, a lifting wheel 42 is fixedly installed on the circular rod at one end, far away from the sliding block 22, of the first adjusting rod 23 and the second adjusting rod 24, a vertical plate 43 fixedly connected with the upper supporting plate 20 is arranged on one side of the lifting wheel 42, a locking rod 44 is movably installed on the vertical plate 43, and the locking rod 44 is moved into the lifting wheel 42 to abut, so that the height of the upper supporting plate 20 is fixed, and the upper supporting plate 20 is prevented from being displaced during severe vibration or jolt.
As a technical optimization scheme of the invention, the moving unit 5 comprises a moving groove 51, the moving groove 51 is formed in the middle of the upper surface of the supporting plate 20 above, a middle plate 52 is vertically and fixedly arranged in the middle of the moving groove 51, a fixing frame 53 is slidably arranged on the middle plate 52, side rods 54 fixedly connected with the moving groove 51 are arranged on two sides of the middle plate 52, and the fixing frame 53 can be more stable when sliding on the middle plate 52 and the side rods 54 through the arrangement of the side rods 54.
As a technical optimization scheme of the invention, two sides of the fixing frame 53 slide on the side rods 54, springs are arranged between the two sides of the side rods 54 and the fixing frame 53, and the side rods 54 are sleeved outside the springs to abut against the fixing frame 53, so that the fixing frame 53 has a moving buffering force when moving forwards and backwards.
As a technical optimization scheme of the invention, the upper surface of the middle plate 52 is provided with the rectangular groove 530, the upper surface of the inner cavity of the fixed frame 53 is fixedly provided with the teeth 531, the teeth 531 are provided with a plurality of teeth 531, and the resistance of the fixed frame 53 can be increased when the fixed frame 53 moves forwards and backwards through the arrangement of the teeth 531 and the resistance blocks 533, so that the phenomenon that an agricultural machine driver is impacted secondarily due to the fact that the speed of the fixed frame 53 is too fast when the agricultural machine driver is impacted is avoided.
As a technical optimization scheme of the invention, the rectangular groove 530 is internally provided with the groove 532, the groove 532 is connected with the resistance block 533 in a sliding manner through the spring, the resistance block 533 is in conflict with the teeth 531, and the resistance block 533 moves downwards to the groove 532 after the teeth 531 are in conflict with the resistance block 533 when moving forwards and backwards through the arrangement of the groove 532, so that the movement of the teeth 531 is not influenced while the click feeling is increased for the movement of the teeth 531.
As a technical optimization scheme of the present invention, the adjusting unit 6 includes a middle position groove 61, the middle position groove 61 is formed on the support plate 20 above, the middle position groove 61 is symmetrically arranged, the middle position groove 61 is rotatably provided with an adjusting screw 62, the adjusting screw 62 is threadedly provided with a limit box 63, the bottom of the limit box 63 is slidably connected with the middle position groove 61, the limit box 63 is arranged, the adjustment can be performed together when the position of the fixing frame 53 is adjusted, and the buffering force of the fixing frame 53 is adaptively adjusted.
As a technical optimization scheme of the invention, one end of the adjusting screw 62 penetrates through the upper supporting plate 20 and is fixedly provided with the belt wheels 640, the belt wheels 640 are transmitted through the belt 64, one side of the adjusting screw 62 is fixedly provided with the driven gear 65, one side of the driven gear 65 is provided with the driving rod 66 which is rotationally connected with the upper supporting plate 20, the driving rod 66 is fixedly provided with the driving gear 67, the driving gear 67 is meshed with the driven gear 65, the driving gear 67 can be driven to rotate by rotating the driving rod 66, the driving gear 67 drives the driven gear 65 to rotate, and then the adjusting screws 62 on two sides rotate, and the limiting box 63 can be driven to displace by rotating the adjusting screw 62.
As a technical optimization scheme of the invention, the right side of the limit box 63 is provided with a moving rod 631, one end of the moving rod 631 is fixedly provided with a clamping ring 632, the moving rod 631 can be fixed through a pin on the right side of the limit box 63, and the front side of the limit box 63 is provided with a through hole.
As a technical optimization scheme of the invention, the resisting unit 7 comprises a T-shaped groove 71, the T-shaped groove 71 is formed on two sides of the supporting plate 20 above, a locking box 72 is fixedly arranged at the lower part of the inner cavity of the T-shaped groove 71, a plurality of locking boxes 72 are arranged, rectangular blocks 73 are slidably arranged in the T-shaped groove 71, supporting blocks 74 are fixedly arranged on the upper surfaces of the rectangular blocks 73, the rectangular blocks 73 can slide forwards and backwards through the arrangement of the T-shaped groove 71, and the rectangular blocks 73 after the position movement can be limited and fixed through the arrangement of the locking boxes 72.
As a technical optimization scheme of the invention, a telescopic rod 75 is fixedly arranged on the upper surface of a supporting block 74, a top block 76 is fixedly arranged at the top of the telescopic rod 75, a fixed groove 77 is formed on one side of the supporting block 74, an L-shaped clamping piece 78 is slidably arranged on one side of the top block 76, and the height of the blocking unit 7 can be adjusted through the arrangement of the telescopic rod 75, so that the blocking unit 7 is adjusted to a position required by an agricultural machine driver for protection.
As a technical optimization scheme of the invention, a trapezoidal push block 721 is slidably mounted in the locking box 72, locking blocks 722 are slidably mounted on two sides of the locking box 72, two sides of the locking blocks 722 are connected with the locking box 72 through springs, the rear end of the trapezoidal push block 721 is fixed with the locking box 72 through an inserting pin 723, the trapezoidal push block 721 is pushed forward, the trapezoidal push block 721 presses the locking blocks 722 on two sides, and the locking blocks 722 penetrate through grooves on two sides of the locking box 72 and are clamped to two sides of the rectangular block 73, so that the rectangular block 73 is fixed.
As a technical optimization scheme of the invention, the front side of the supporting block 74 is fixedly provided with the connecting plate 79, the middle part of the connecting plate 79 is provided with the elastic columns 791, the elastic columns 791 are provided with a plurality of elastic columns 791, one end of each elastic column 791 is fixedly provided with the air bag 792, and the elastic columns 791 and the air bags 792 can protect a driver when the driver tilts forward in a small range due to collision or severe jolt of the agricultural machine.
When the invention is used, the whole device is firstly fixed in an agricultural machine cab, then a seat in the agricultural machine cab is fixed on the middle plate 52, when the height of the seat in the agricultural machine cab is required to be adjusted, the lock rod 44 on the vertical plate 43 is firstly moved outwards, the lock rod 44 is moved out of a tooth slot on the lifting wheel 42, the limit on the lifting wheel 42 is canceled, then a hydraulic cylinder on the upper surface of the lower supporting plate 20 is started, the hydraulic cylinder is lifted to push one side connecting shaft 25, so that the upper supporting plate 20 is lifted upwards, when the hydraulic cylinder is lifted to push one side connecting shaft 25, the sliding block 22 in the lifting box 21 slides along with the connecting shaft 25, and the sliding block 22 is prevented from being excessively fast in sliding due to a certain resistance when the sliding block 22 is subjected to sliding;
when the seat on the fixed frame 53 is adjusted, the fixed frame 53 is slid back and forth on the median plate 52 to adjust the position of the seat, as the two sides of the fixed frame 53 are sleeved outside the side rods 54 to slide, and the springs sleeved on the two sides of the side rods 54 can play a certain extrusion force on the fixed frame 53 during sliding, the fixed frame 53 can be adjusted with a certain force;
when the adjusted fixing frame 53 is adjusted in buffering force, the driving rod 66 is rotated to drive the driving gear 67 to rotate, the driving gear 67 drives the adjusting screw 62 to rotate through the driven gear 65, the adjusting screw 62 on one side is synchronously driven by the belt pulley 640 and the belt 64 to rotate, so that the limit boxes 63 on the adjusting screws 62 on two sides are moved, the moving rod 631 on the limit boxes 63 is moved, the clamping ring 632 is driven to move out of the limit boxes 63 when the moving rod 631 is moved, the half arc edge of the clamping ring 632 is attached to the side rod 54, the buffering range of the fixing frame 53 on the side rod 54 is adjusted, and when buffering of the fixing frame 53 is not needed, the hydraulic rods on two sides of the upper supporting plate 20 are started to enable the hydraulic rods on two sides to be close to each other to fix a seat fixed above the fixing frame 53, and at this time, the fixing of the fixing frame 53 can be completed;
when the driver of the agricultural machine cab needs to be protected by buffering, the resisting unit 7 is placed in the T-shaped groove 71, after the position is adjusted, the trapezoidal pushing block 721 is pushed inwards to enable the locking block 722 to move into the bayonets on the two sides of the rectangular block 73, and then the trapezoidal pushing block 721 is limited by the pin roll 723, so that the fixing of the resisting unit 7 on the supporting plate 20 above is realized, the protection of the driver in the agricultural machine cab by the elastic column 791 and the air bag 792 is realized, unnecessary damage caused by forward tilting of the driver due to buffering of the fixing frame 53 when the violent jolt and the agricultural machine are impacted is avoided, the base of the agricultural machine cab can be buffered to a certain extent by the buffer plate arranged on the front side of the supporting plate 20 below, and the protection is not excessively repeated in the prior art
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.
Claims (2)
1. The utility model provides a buffering fixed knot of agricultural machinery driver's cabin base constructs, includes fixed plate (1), its characterized in that, the upper surface fixed mounting of fixed plate (1) has lift unit (2), lift unit (2) four corners all is provided with fixed unit (4), lift unit (2) upper surface middle part is vertical to be provided with mobile unit (5), mobile unit (5) left and right sides is equipped with adjustment unit (6) that are connected with lift unit (2), adjustment unit (6) both sides are equipped with and keep out unit (7) that are connected with lift unit (2), lift unit (2) middle part is equipped with buffer column (9);
the lifting unit (2) comprises a supporting plate (20), wherein the supporting plate (20) is provided with two groups and is vertically arranged, the supporting plate (20) at the lower part is fixedly connected with a fixed plate (1), lifting boxes (21) are respectively arranged at the left side and the right side of the inner wall of the supporting plate (20) at the lower part, the lifting boxes (21) at each side are symmetrically arranged, sliding blocks (22) are slidably arranged in the lifting boxes (21), springs connected with the inner wall of the lifting boxes (21) are respectively arranged at the left side and the right side of the sliding blocks (22), a first adjusting rod (23) is rotatably arranged on the sliding blocks (22) at the left side, a second adjusting rod (24) is rotatably arranged on the sliding blocks (22) at the right side, a cross-shaped arrangement is formed between the first adjusting rod (23) and the second adjusting rod (24), a connecting shaft (25) is movably arranged between the two groups of first adjusting rods (23) and the second adjusting rods (24), a hydraulic cylinder is jointly arranged between the middle part of the connecting shaft (25) and the supporting plate (20) at the lower part, an adjusting groove (26) is respectively formed in four corners of the upper supporting plate (20), and the first adjusting rods (23) and the second adjusting rods (24) are far away from one end of each second adjusting rod (26) through the first adjusting rods (24) and the second adjusting rods (24);
the fixing unit (4) comprises a semicircular plate (41), the semicircular plate (41) is fixedly connected with the supporting plate (20) above, a round rod at one end, far away from the sliding block (22), of the first adjusting rod (23) and the second adjusting rod (24) penetrates through the semicircular plate (41) to be fixedly provided with a lifting wheel (42), one side of the lifting wheel (42) is provided with a vertical plate (43) fixedly connected with the supporting plate (20) above, and a locking rod (44) is movably arranged on the vertical plate (43);
the movable unit (5) comprises a movable groove (51), the movable groove (51) is formed in the middle of the upper surface of the supporting plate (20) above, a middle plate (52) is vertically and fixedly arranged in the middle of the movable groove (51), a fixing frame (53) is slidably arranged on the middle plate (52), side rods (54) fixedly connected with the movable groove (51) are arranged on two sides of the middle plate (52), two sides of the fixing frame (53) slide on the side rods (54), and springs are arranged between the two sides of the side rods (54) and the fixing frame (53);
rectangular grooves (530) are formed in the upper surface of the middle plate (52), teeth (531) are fixedly arranged on the upper surface of an inner cavity of the fixing frame (53), a plurality of teeth (531) are arranged, grooves (532) are formed in the rectangular grooves (530), resistance blocks (533) are connected in the grooves (532) in a sliding mode through springs, and the resistance blocks (533) are in contact with the teeth (531);
the adjusting unit (6) comprises a middle position groove (61), the middle position groove (61) is formed in a supporting plate (20) above, the middle position groove (61) is symmetrically arranged, an adjusting screw (62) is rotatably arranged in the middle position groove (61), a limit box (63) is arranged on the adjusting screw (62) in a threaded mode, the bottom of the limit box (63) is slidably connected with the middle position groove (61), one end of the adjusting screw (62) penetrates through the supporting plate (20) above and is fixedly provided with a belt wheel (640), the belt wheels (640) are transmitted through a belt (64), a driven gear (65) is fixedly arranged on the adjusting screw (62) on one side of the belt wheel, a driving rod (66) which is rotatably connected with the supporting plate (20) above is arranged on one side of the driven gear (65), and a driving gear (67) is fixedly arranged on the driving rod (66) and is meshed with the driven gear (65);
the right side of the limit box (63) is provided with a movable rod (631), one end of the movable rod (631) is fixedly provided with a clamping ring (632), the movable rod (631) can be fixed through a pin on the right side of the limit box (63), and the movable rod (631) drives the clamping ring (632) to move out of the limit box (63) when moving, so that the half arc edge of the clamping ring (632) is attached to the side rod (54), and the buffer range of the fixing frame (53) on the side rod (54) is adjusted;
the blocking unit (7) comprises T-shaped grooves (71), wherein the T-shaped grooves (71) are formed in two sides of a supporting plate (20) above, locking boxes (72) are fixedly arranged at the lower parts of inner cavities of the T-shaped grooves (71), the locking boxes (72) are provided with a plurality of locking boxes, rectangular blocks (73) are slidably arranged in the T-shaped grooves (71), supporting blocks (74) are fixedly arranged on the upper surfaces of the rectangular blocks (73), telescopic rods (75) are fixedly arranged on the upper surfaces of the supporting blocks (74), ejector blocks (76) are fixedly arranged at the tops of the telescopic rods (75), fixing grooves (77) are formed in one sides of the supporting blocks (74), and L-shaped clamping pieces (78) are slidably arranged on one sides of the ejector blocks (76);
the front side of the supporting block (74) is fixedly provided with a connecting plate (79), the middle part of the connecting plate (79) is provided with elastic columns (791), the elastic columns (791) are provided with a plurality of, and one end of each elastic column (791) is fixedly provided with an air bag (792).
2. The buffering fixing structure of an agricultural machine cab base according to claim 1, wherein a trapezoid pushing block (721) is slidably installed in the locking box (72), locking blocks (722) are slidably installed on two sides of the locking box (72), two sides of the locking blocks (722) are connected with the locking box (72) through springs, the rear ends of the trapezoid pushing blocks (721) are fixed with the locking box (72) through inserting pins (723), when a driver of an agricultural machine cab needs to be buffered and protected, a resisting unit (7) is placed in the T-shaped groove (71), after the position is adjusted, the trapezoid pushing blocks (721) are pushed inwards to enable the locking blocks (722) to move into bayonets on two sides of the rectangular block (73), and then the trapezoid pushing blocks (721) are limited through the pins (723), so that fixing of the resisting unit (7) on a supporting plate (20) above is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210872225.0A CN115071847B (en) | 2022-07-20 | 2022-07-20 | Buffering fixed knot of agricultural machinery driver's cabin base constructs |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210872225.0A CN115071847B (en) | 2022-07-20 | 2022-07-20 | Buffering fixed knot of agricultural machinery driver's cabin base constructs |
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| CN115071847A CN115071847A (en) | 2022-09-20 |
| CN115071847B true CN115071847B (en) | 2023-11-28 |
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| CN101314401A (en) * | 2007-05-31 | 2008-12-03 | H.O.波斯特姆有限公司 | Adjustable jockey seat assembly |
| CN102887409A (en) * | 2012-10-09 | 2013-01-23 | 长春理工大学 | Vertical-lifting elevator anti-falling protection device |
| CN109624797A (en) * | 2018-12-04 | 2019-04-16 | 河北铠特农业机械有限公司 | A kind of hillside tractor seat automatic balancing arrangement |
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| CN115071847A (en) | 2022-09-20 |
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