CN116280898B - Deep foundation pit circulation soil sampling device - Google Patents
Deep foundation pit circulation soil sampling device Download PDFInfo
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- CN116280898B CN116280898B CN202310580202.7A CN202310580202A CN116280898B CN 116280898 B CN116280898 B CN 116280898B CN 202310580202 A CN202310580202 A CN 202310580202A CN 116280898 B CN116280898 B CN 116280898B
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- frame
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- 238000005527 soil sampling Methods 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 2
- 239000002689 soil Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000005484 gravity Effects 0.000 description 5
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/12—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface comprising a series of individual load-carriers fixed, or normally fixed, relative to traction element
- B65G17/126—Bucket elevators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/26—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface comprising a series of co-operating units, e.g. interconnected by pivots
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/30—Details; Auxiliary devices
- B65G17/32—Individual load-carriers
- B65G17/36—Individual load-carriers having concave surfaces, e.g. buckets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/02—Belt- or chain-engaging elements
- B65G23/04—Drums, rollers, or wheels
- B65G23/06—Drums, rollers, or wheels with projections engaging abutments on belts or chains, e.g. sprocket wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G41/00—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames
- B65G41/006—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames with the conveyor not adjustably mounted on the supporting frame or base
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/34—Devices for discharging articles or materials from conveyor
- B65G47/38—Devices for discharging articles or materials from conveyor by dumping, tripping, or releasing load carriers
- B65G47/40—Devices for discharging articles or materials from conveyor by dumping, tripping, or releasing load carriers by tilting conveyor buckets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention relates to a deep foundation pit circulating soil sampling device which comprises a supporting frame, wherein the lower end of the supporting frame is fixed at the bottom upper end of a deep foundation pit and fixed on the ground, a chain capable of circulating is arranged on the supporting frame through a gear transmission mechanism, a plurality of hopper components are arranged on the chain at intervals, each hopper component comprises a hopper body, a balance piece, supporting shafts and a reset spring, the lower half part of the hopper body is conical, a connecting plate which is obliquely arranged is fixed at the rear side of the upper half part of the hopper body, connecting posts are fixed at the left side and the right side of the hopper body, the upper ends of the balance piece are hinged with the upper ends of the connecting plate, a supporting piece propping against the hopper body is fixed at the front side of the balance piece, supporting rods are fixed at the left side and the right side of the balance piece, the supporting shafts are arranged at the middle position of the balance piece through bearings, the rear ends of the supporting shafts are fixed on the chain, the reset springs are provided with two and are correspondingly positioned at the left side and the right side of the hopper body, and the two ends of the reset springs are correspondingly connected with the connecting posts and the supporting rods. The device has the advantages of convenience in operation, safety, reliability and high working efficiency.
Description
Technical Field
The invention relates to a lifting device, in particular to a circulating soil sampling device for a deep foundation pit.
Background
With the rapid development of infrastructure construction and high-rise construction, deep foundation pit excavation is becoming more common, and particularly excavation of deep foundation pits for subway construction is becoming more common. When the depth of the foundation pit reaches more than 10 meters, the long-arm excavator is difficult to smoothly construct, and at present, the lifting operation is generally adopted in the field to excavate and take out soil, so that the method is complex in operation, low in working efficiency, high in operation risk and capable of affecting the safety of operators.
Disclosure of Invention
The invention aims to provide a deep foundation pit circulating soil sampling device which has the advantages of simple structure, convenience in operation, safety, reliability and high working efficiency.
In order to solve the problems in the prior art, the invention provides a deep foundation pit circulating soil sampling device, which comprises a supporting frame, wherein the lower end of the supporting frame is fixed at the bottom upper end of a deep foundation pit and is fixed on the ground, a chain capable of circulating is arranged on the supporting frame through a gear transmission mechanism, a plurality of hopper assemblies are arranged on the chain at intervals, each hopper assembly comprises a hopper body, a balance piece, a supporting shaft and a reset spring, the lower half part of the hopper body is conical, connecting plates which are obliquely arranged from front to back are fixed at the left and right middle positions of the upper half part of the hopper body, connecting columns are respectively fixed at the left and right sides of the hopper body, the balance piece corresponds to the left and right middle positions of the upper half part of the hopper body, the upper end of the balance piece is hinged with the upper end of the connecting plates, the front side of the balance piece is fixed with a supporting piece propping against the hopper body, the left and right sides of the balance piece are respectively fixed with supporting rods, the supporting shafts are horizontally arranged at the left and right middle positions of the balance piece through bearings, the rear ends of the supporting shafts are fixed on the chain, the reset springs are provided with two connecting rods and correspond to the left and right ends of the supporting rods.
Furthermore, the invention discloses a deep foundation pit circulating soil sampling device, which further comprises a hopper overturning mechanism, wherein the hopper overturning mechanism comprises a supporting table, a hydraulic cylinder and a balance rod, the supporting table is fixed on a supporting frame and is positioned at the lower side of a hopper assembly running to the top of a chain, a support is fixed on the supporting table, a supporting beam is fixed on the front side of the supporting table, a guide rail is fixed on the supporting beam, a limiting plate is arranged at the front end of the guide rail, a sliding block is arranged on the guide rail, an L-shaped supporting plate is fixed on the sliding block, a first supporting lug and a guide rod are fixed on the L-shaped supporting plate, the guide rod penetrates through a guide sleeve on the limiting plate in the front-rear direction, a balance spring sleeved on the guide rod is arranged between the L-shaped supporting plate and the limiting plate, the hydraulic cylinder is obliquely arranged from back to front to top and is hinged with the support, a second supporting lug is arranged on a piston rod of the hydraulic cylinder, a push rod end part of the hydraulic cylinder is fixed with a push rod in the left-right direction and a cambered support on the hopper body, and two ends of the balance rod are correspondingly hinged with the first supporting lug and the second supporting lug respectively through a U-shaped fork.
Furthermore, the invention discloses a deep foundation pit circulating soil sampling device, which also comprises a hopper balancing mechanism, wherein the hopper balancing mechanism comprises a balancing box and guide wheel groups, the balancing box is fixed on a supporting frame and is arranged along the running track of a chain, guide grooves are formed in the front side wall of the balancing box, a plurality of guide wheel groups are arranged at intervals along the chain, each guide wheel group comprises a cross shaft which is fixed on the chain and extends into the balancing box from the guide groove, the rear end of the cross shaft is provided with a first roller, and two second rollers which are symmetrically distributed are arranged on the cross shaft at the front side of the first roller; when the guide wheel set runs to the transverse position of the chain, the first idler wheels are extruded on the upper side wall of the balance box, and when the guide wheel set runs to the vertical position of the chain, the two second idler wheels are correspondingly extruded on the front side wall of the balance box on two sides of the guide groove.
Furthermore, the invention relates to a deep foundation pit circulating soil sampling device, wherein the gear transmission mechanism comprises a plurality of follow-up gears which are arranged on the supporting frame and meshed with the chain, a driving gear and two idle gears are arranged between two adjacent follow-up gears at the top position of the chain, the driving gear is connected with a motor and meshed with the two idle gears respectively, and the two idle gears are arranged on the supporting frame and meshed with the two adjacent follow-up gears correspondingly.
Furthermore, the invention relates to a deep foundation pit circulating soil sampling device, wherein the supporting frame comprises a lower frame, a middle frame and an upper frame which are all made of hollow square steel, wherein first piles which are inserted into the bottom of a deep foundation pit are respectively fixed at the lower ends of two side beams of the lower frame through flanges, the lower ends of the two side beams of the middle frame are respectively correspondingly inserted into the two side beams of the lower frame through lower positioning square heads and are fastened through bolts, the lower ends of the two side beams of the upper frame are correspondingly buckled on the upper positioning square heads at the upper ends of the two side beams of the middle frame and are fastened through bolts, a backward extending equipment rack is fixed at the upper frame through bolts, and second piles which are inserted into a ground are respectively fixed at the lower ends of two upright columns of the equipment rack through flanges.
Furthermore, the invention relates to a deep foundation pit circulating soil sampling device, wherein the upper frame is fixed with a belt conveyor matched with a hopper assembly on the upper side of an equipment rack through bolts, the rear half part of the belt conveyor is fixed with an I-shaped bracket through bolts, and the lower ends of two supporting legs of the I-shaped bracket are respectively fixed with a third pile nail inserted into the ground through flanges.
Furthermore, the invention relates to a deep foundation pit circulating soil sampling device, wherein the motor is arranged on the equipment rack, the supporting table is fixed on the front side of the equipment rack through bolts, and the supporting beam is fixed on the supporting table through bolts.
Furthermore, the invention relates to a deep foundation pit circulating soil sampling device, wherein the chain is a double-row chain, and the follower gear is a double-row chain wheel matched with the chain.
Furthermore, the invention relates to a deep foundation pit circulating soil sampling device, wherein the balance box is formed by splicing multiple sections, and the balance box is fixed on a supporting frame through a plurality of L-shaped lugs and bolts.
Compared with the prior art, the deep foundation pit circulating soil sampling device has the following advantages: according to the invention, the lower end of the supporting frame is fixed at the bottom of a deep foundation pit, the upper end of the supporting frame is fixed on the ground, a chain capable of circularly running is arranged on the supporting frame through a gear transmission mechanism, a plurality of hopper components are arranged on the chain at intervals, the hopper components are provided with a hopper body, a balance piece, a supporting shaft and a reset spring, wherein the lower half part of the hopper body is conical, a connecting plate which is obliquely arranged from front to back up is fixed at the left and right middle positions of the upper half part of the hopper body, connecting columns are respectively fixed at the left and right sides of the hopper body, the balance piece corresponds to the left and right middle positions of the upper half part of the hopper body, the upper end of the balance piece is hinged with the upper end of the connecting plate, the front side of the balance piece is fixed with a supporting piece propping against the hopper body, the left and right sides of the balance piece are respectively fixed with supporting rods, the supporting shafts are horizontally arranged at the left and right middle positions of the balance piece through bearings, the rear ends of the supporting shafts are fixed on the chain, the reset spring is provided with two connecting columns and is correspondingly positioned at the left and right sides of the hopper body, and the two ends of the reset spring are correspondingly connected with the connecting columns and the supporting rods. Therefore, the circulating soil sampling device suitable for the deep foundation pit is formed, in practical application, when the hopper assembly runs to the bottom position of the chain, soil in the deep foundation pit is filled into the hopper body, when the hopper assembly runs to the top position of the chain, the circulating soil sampling can be achieved by turning over the hopper body to discharge soil therein, and compared with lifting and other operation equipment, the circulating soil sampling device is simple in structure, convenient to operate and control, high in working efficiency, capable of effectively reducing operation risks and improving the safety of equipment and personnel. According to the invention, the lower half part of the hopper body is tapered, and the supporting shaft is horizontally arranged at the left middle position and the right middle position of the balancing piece through the bearing, so that the opening of the hopper body can be always kept upwards in the running process by utilizing the gravity effect, the problem that the opening direction is influenced by the circulating running is solved, the hopper body can be automatically converged to the middle when the soil is loaded, the problem that the hopper body is overturned to one side due to the fact that the gravity center is deviated from the center is avoided, and the soil loading simplicity is improved; the hopper body is provided with the inclined connecting plate, the upper end of the connecting plate is hinged with the balance piece, so that the hopper body can be guaranteed to be turned to a position far away from the balance piece during soil unloading, and the horizontal distance between the hopper body and the chain is reduced to improve stability; the front side of the balancing piece is provided with the supporting piece which props against the hopper body, and the bilateral symmetry reset spring is arranged between the balancing piece and the hopper body, so that the stability of the hopper body is ensured, and the hopper body can be automatically reset after overturning.
The invention further provides a deep foundation pit circulating soil sampling device with the following detailed description in combination with the specific embodiments shown in the drawings.
Drawings
FIG. 1 is a front view of a deep foundation pit circulating soil sampling device of the present invention;
FIG. 2 is a left side view of a deep foundation pit circulating soil sampling device according to the present invention;
FIG. 3 is an isometric view of a deep foundation pit cycle soil sampling device of the present invention;
FIG. 4 is an enlarged view of a portion of the position A of FIG. 2;
FIG. 5 is a front view of the hopper assembly of the present invention;
FIG. 6 is a top view of the hopper assembly of the present invention;
FIG. 7 is a left side view of the hopper assembly of the present invention;
FIG. 8 is an isometric view of a hopper assembly of the present invention;
FIG. 9 is an isometric view of a guide wheel set of the present invention;
FIG. 10 is a schematic diagram showing the relationship between the lateral position of the balancing box and the guiding wheel set in the present invention;
fig. 11 is a schematic diagram showing the matching relationship between the vertical position of the balancing box and the guiding wheel set in the invention.
Detailed Description
First, it should be noted that the terms of up, down, left, right, front, back, etc. in the present invention are merely described according to the drawings, so as to facilitate understanding, and are not limited to the technical solution of the present invention and the scope of protection claimed.
The concrete implementation mode of a deep foundation pit circulating soil sampling device of the invention as shown in fig. 1 to 11 comprises a supporting frame 1, wherein the lower end of the supporting frame is fixed at the bottom of a deep foundation pit, the upper end of the supporting frame is fixed on the ground, a chain 2 capable of circulating is arranged on the supporting frame 1 through a gear transmission mechanism, a plurality of hopper assemblies 3 are arranged on the chain 2 at intervals, the hopper assemblies 3 are provided with a hopper body 31, a balance piece 32, a supporting shaft 33 and a return spring 34, wherein the lower half part of the hopper body 31 is conical, a connecting plate 311 which is obliquely arranged from front to back is fixed at the middle position of the upper half part of the hopper body 31, and connecting columns 312 are respectively fixed at the left side and the right side of the hopper body 31; the balance piece 32 corresponds to the left and right middle positions of the upper half part of the hopper body 31, the upper end of the balance piece 32 is hinged with the upper end of the connecting plate 311, the front side of the balance piece 32 is fixed with a support piece 321 propping against the hopper body 31, and the left and right sides of the balance piece 32 are respectively fixed with a support rod 322; the supporting shaft 33 is horizontally arranged at the left and right middle positions of the balance piece 32 through a bearing, and the rear end of the supporting shaft 33 is fixed on the chain 2; the two return springs 34 are correspondingly arranged at the left side and the right side of the hopper body 31, and the two ends of the return springs 34 are correspondingly connected with the connecting column 312 and the supporting rod 322.
The circulating soil sampling device suitable for the deep foundation pit is formed through the above structure, in practical application, when the hopper assembly 3 runs to the bottom position of the chain 2, soil in the deep foundation pit is filled into the hopper body 31, when the hopper assembly 3 runs to the top position of the chain 2, the circulating soil sampling can be achieved by turning over the hopper body 31 to discharge soil therein, and compared with lifting and other operation equipment, the circulating soil sampling device is simple in structure, convenient to operate and control, high in working efficiency, capable of effectively reducing operation risk and improving the safety of equipment and personnel. The lower half part of the hopper body 31 is tapered, and the supporting shaft 33 is horizontally arranged at the left middle position and the right middle position of the balance piece 32 through the bearing, so that the opening of the hopper body 31 can be always upward in the running process by utilizing the gravity effect, the problem that the opening direction is influenced by the circulating running is solved, the hopper body 31 can be automatically gathered to the middle during the soil loading, the problem that the hopper body 31 is overturned to one side due to the deviation of the gravity center is avoided, and the soil loading simplicity is improved; by arranging the inclined connecting plate 311 on the hopper body 31 and hinging the upper end of the connecting plate 311 with the balance piece 32, the hopper body 31 can be guaranteed to be turned to a position far away from the balance piece 32 during soil unloading, and the horizontal distance between the hopper body 31 and the chain 2 can be reduced to improve stability; the front side of the balance piece 32 is provided with the support piece 321 which is propped against the hopper body 31, and the bilateral symmetry reset spring 34 is arranged between the balance piece 32 and the hopper body 31, so that the stability of the hopper body 31 is ensured, and the hopper body 31 can be automatically reset after being overturned.
As an optimization scheme, in order to facilitate overturning the hopper body 31 to realize soil unloading, as shown in fig. 1 to 4, this embodiment provides a hopper overturning mechanism with the following structure: comprises a supporting table 4, a hydraulic cylinder 5 and a balance rod 6. The supporting table 4 is fixed on the supporting frame 1 and is positioned at the lower side of the hopper assembly 3 running to the top of the chain 2, the supporting seat 41 is fixed on the supporting table 4, the supporting beam 42 is fixed at the front side of the supporting table 4, the guide rail 43 is fixed on the supporting beam 42, the limit plate 44 is arranged at the front end of the guide rail 43, the slide block 45 is arranged on the guide rail 43, the L-shaped support plate 46 is fixed on the slide block 45, the first support lugs 461 and the guide rods 462 are fixed on the L-shaped support plate 46, the guide rods 462 penetrate through the guide sleeves 441 on the limit plate 44 along the front-rear direction, and the balance springs 47 sleeved on the guide rods 462 are arranged between the L-shaped support plate 46 and the limit plate 44. The hydraulic cylinder 5 is obliquely arranged from back to front and hinged with the support 41, a second supporting lug 51 is arranged on a piston rod of the hydraulic cylinder 5, a push rod 52 in the left-right direction is fixed at the end part of the piston rod of the hydraulic cylinder 5, and the push rod 52 is matched with an arc-shaped support 313 on the hopper body 31. The two ends of the balance bar 6 are respectively hinged with the first support lug 461 and the second support lug 51 through U-shaped forks. The hopper turnover mechanism has the characteristics of simple structure, convenient operation and control and strong adaptability. When the hopper assembly 3 runs to the top position of the chain 2, the hydraulic cylinder 5 is stopped to extend and push the ejector rod 52 against the arc-shaped support 313 of the hopper body 31, the hopper body 31 can be stably turned over by the cooperation of the reset spring 34 in the lifting process of the ejector rod 52, and the ejector rod 52 can be prevented from being separated from the hopper body 31 by the limit function of the arc-shaped support 313 in the turning process, so that the stability and reliability of the turning operation are ensured; after the overturning is finished, the hydraulic cylinder 5 is enabled to perform recovery action, the hopper body 31 can be stably returned under the pulling action of the return spring 34, and after the hopper body 31 is returned, the hydraulic cylinder 5 is enabled to continuously recover a certain piston rod, so that the ejector rod 52 is separated from the arc-shaped support 313, and the continuous operation of the hopper body 31 is prevented from being influenced. According to the invention, the hydraulic cylinder 5 is hinged with the L-shaped support plate 46 on the sliding block 45 through the balance rod 6, the balance spring 47 sleeved on the guide rod 462 is arranged between the L-shaped support plate 46 and the limit plate 44, and the initial position of the hydraulic cylinder 5 can be kept unchanged by the jacking action of the balance spring 47 and the gravity action generated by the inclined arrangement of the hydraulic cylinder 5, and in the overturning process of the hopper body 31, the extending and retracting actions of the hydraulic cylinder 5 can be effectively matched with the overturning actions of the hopper body 31 through the sliding fit of the sliding block 45 and the guide rail 43 and the elastic deformation capacity of the balance spring 47. The present invention is not limited to the hopper turning mechanism of the above-listed form, and other structures having equivalent functions may be employed.
As an optimization scheme, as shown in fig. 1 to 3 and fig. 9 to 11, the present embodiment further provides a hopper balancing mechanism with the following structure: comprising a balancing box 7 and a guiding wheel set 8. The balance box 7 is fixed on the support frame 1 and is arranged along the running track of the chain 2, and a guide groove 71 matched with the running track of the chain 2 is arranged on the front side wall of the balance box 7; the guide wheel sets 8 are arranged at intervals along the chain 2, the guide wheel sets 8 are provided with cross shafts 81 which are fixed on the chain 2 and extend into the balance box 7 from the guide grooves 71, the rear ends of the cross shafts 81 are provided with first idler wheels 82, and the cross shafts 81 at the front sides of the first idler wheels 82 are provided with two symmetrically distributed second idler wheels 83. Wherein, when the guide wheel group 8 moves to the transverse position of the chain 2, the first roller 82 presses on the upper side wall of the balance box 7; when the guide wheel set 8 runs to the vertical position of the chain 2, two second rollers 83 are correspondingly extruded on the front side walls of the balance box 7 at the two sides of the guide groove 71. The hopper balancing mechanism has the characteristics of simple structure, low cost, stability and reliability. In the operation process, the first roller 82 is extruded on the upper side wall of the balance box 7 or/and the second roller 83 is extruded on the front side wall of the balance box 7, so that unbalance of the chain 2 can be effectively avoided, and the structure and operation stability are improved. It should be noted that, in the present invention, the guide wheel sets 8 are generally disposed at symmetrical positions where the hopper assembly 3 is disposed, and the guide wheel sets 8 may be disposed at other positions of the chain 2 for enhancing stability. It should be noted that, the balancing box 7 in the transverse position includes an upper side wall 73, a lower side wall 74, a front side wall 75 and a rear side wall 76, and the balancing box 7 in the vertical position includes a left side wall 73', a right side wall 74', a front side wall 75 and a rear side wall 76, because the balancing box 7 is disposed along the running track of the chain 2, the upper side wall 73 and the lower side wall 74 of the transverse balancing box are mutually converted with the left side wall 73 'and the right side wall 74' of the vertical balancing box.
As a specific embodiment, the present invention adopts the following mode for the gear transmission mechanism: comprising a plurality of follower gears 21 mounted on the support frame 1 and engaged with the chain 2, a driving gear 22 and two idler gears 23 are arranged between two adjacent follower gears 21 at the top position of the chain 2, the driving gear 22 is connected with a motor 24 and respectively engaged with the two idler gears 23, and the two idler gears 23 are mounted on the support frame 1 and respectively engaged with the two adjacent follower gears 21. The gear transmission mechanism has the characteristics of simple structure and stable transmission. As a specific embodiment, in order to facilitate disassembly and transportation, the support frame 1 adopts a split design and an assembled structure, and specifically comprises a lower frame 11, a middle frame 12 and an upper frame 13 which are all made of hollow square steel, wherein the lower ends of two side beams of the lower frame 11 are respectively fixed with first piles 111 inserted into the bottom of a deep foundation pit through flanges, the lower ends of two side beams of the middle frame 12 are respectively correspondingly inserted into two side beams of the lower frame 11 through lower positioning square heads and fastened through bolts, the lower ends of two side beams of the upper frame 13 are correspondingly buckled on upper positioning square heads of the upper ends of two side beams of the middle frame 12 and fastened through bolts, the upper frame 13 is fixed with a backward extending equipment rack 131 through bolts, and the lower ends of two upright posts 132 of the equipment rack 131 are respectively fixed with second piles 133 inserted into the ground through flanges. According to the structure, the first pile nails 111 are fixed at the lower end of the lower frame 11 through the flange, so that the convenience of fixing the support frame 1 at the bottom of a deep foundation pit is improved, the contact surface is enlarged by the flange, sedimentation can be effectively reduced, and stability is ensured; similarly, the second peg 133 is fixed to the equipment rack 131 through the flange, thereby improving convenience in fixing the support frame 1 to the ground. In order to transport the soil taken out of the deep foundation pit to a far place so as not to affect the operation efficiency, the invention fixes the belt conveyor 9 matched with the hopper assembly 3 on the upper frame 13 at the upper side of the equipment rack 131 through bolts, fixes the I-shaped bracket 91 on the rear half part of the belt conveyor 9 through bolts so as to ensure the structural stability, and fixes the third piles 92 inserted into the ground through flanges on the lower ends of two supporting legs of the I-shaped bracket 91. It should be noted that the belt conveyor 9 is a common arrangement in the art, and the structure and operation thereof are well known to those skilled in the art, and will not be described herein.
In the present invention, the motor 24 is mounted on the equipment rack 131, the support stand 4 is fixed to the front side of the equipment rack 131 by bolts, and the support beam 42 is fixed to the support stand 4 by bolts, so that the convenience of assembly and disassembly is improved. To improve the stability of the structure and operation, the present invention uses a double row chain for the chain 2 and a double row sprocket for the follower gear 21 to match the chain 2. In order to improve the convenience of disassembly and transportation, the balance box 7 adopts a split design and a combined structure, and the balance box 7 is fixed on the support frame 1 through a plurality of L-shaped lugs 72 and bolts.
The above examples are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the invention as claimed, and various modifications made by those skilled in the art according to the technical solution of the present invention should fall within the scope of the invention as defined in the claims without departing from the design concept of the present invention.
Claims (7)
1. The utility model provides a deep basal pit circulation soil sampling device, its characterized in that includes that the lower extreme is fixed in deep basal pit bottom upper end and is fixed in braced frame (1) on ground, but install circulating chain (2) through gear drive on braced frame (1), the interval is equipped with a plurality of hopper subassemblies (3) on chain (2), hopper subassemblies (3) are including hopper body (31), balancing piece (32), back shaft (33) and reset spring (34), the latter half of hopper body (31) is the toper, and the latter half rear side of hopper body (31) is fixed with connecting plate (311) of slope setting from the front to the back in left and right sides intermediate position, and the left and right sides of hopper body (31) are fixed with spliced pole (312) respectively, balancing piece (32) correspond with the left and right intermediate position of the last half of hopper body (31), and the upper end of balancing piece (32) is articulated with the upper end of connecting plate (311), and the front side of balancing piece (32) is fixed with back support piece (321) of supporting hopper body (31), and the left and right sides of balancing piece (32) are fixed with back shaft (322) respectively at the left and right sides of back shaft (33) are fixed with at the back shaft (33) respectively at the intermediate position of the back of the balance (32), the two ends of the return spring (34) are correspondingly connected with the connecting column (312) and the supporting rod (322); the hopper turnover mechanism comprises a supporting table (4), a hydraulic cylinder (5) and a balance rod (6), wherein the supporting table (4) is fixed on a supporting frame (1) and is positioned at the lower side of a hopper assembly (3) running to the top of a chain (2), a support seat (41) is fixed on the supporting table (4), a supporting beam (42) is fixed on the front side of the supporting table (4), a guide rail (43) is fixed on the supporting beam (42), a limit plate (44) is arranged at the front end of the guide rail (43), a sliding block (45) is arranged on the guide rail (43), an L-shaped support plate (46) is fixed on the sliding block (45), a first supporting lug (461) and a guide rod (462) are fixed on the L-shaped support plate (46), a guide sleeve (441) sleeved on the guide rod (462) is arranged between the L-shaped support plate (46) and the limit plate (44), a balance spring (47) sleeved on the guide rod (462) is arranged from back down to front up in an inclined manner, a piston rod (52) is arranged at the left end part of the hydraulic cylinder (5) and is hinged with the right end part of the piston rod (52) of the piston rod (5), the ejector rod (52) is matched with an arc-shaped support (313) on the hopper body (31), and two ends of the balance rod (6) are correspondingly hinged with the first support lug (461) and the second support lug (51) through U-shaped forks respectively; the hopper balancing mechanism comprises a balancing box (7) and guide wheel groups (8), the balancing box (7) is fixed on a supporting frame (1) and is arranged along the running track of a chain (2), guide grooves (71) are formed in the front side wall of the balancing box (7), the guide wheel groups (8) are arranged at intervals along the chain (2), each guide wheel group (8) comprises a cross shaft (81) which is fixed on the chain (2) and extends into the balancing box (7) from the guide groove (71), a first roller (82) is mounted at the rear end of each cross shaft (81), and two second rollers (83) which are symmetrically distributed are mounted on the cross shaft (81) at the front side of each first roller (82); when the guide wheel set (8) moves to the transverse position of the chain (2), the first idler wheels (82) are extruded on the upper side wall of the balance box (7), and when the guide wheel set (8) moves to the vertical position of the chain (2), the two symmetrically distributed second idler wheels (83) are correspondingly extruded on the front side wall of the balance box (7) on two sides of the guide groove (71).
2. Deep foundation pit cycle soil sampling device according to claim 1, characterized in that the gear transmission mechanism comprises a plurality of follower gears (21) mounted on the supporting frame (1) and meshed with the chain (2), a driving gear (22) and two idle gears (23) are arranged between two adjacent follower gears (21) at the top position of the chain (2), the driving gear (22) is connected with a motor (24) and meshed with the two idle gears (23) respectively, and the two idle gears (23) are mounted on the supporting frame (1) and meshed with the two adjacent follower gears (21) correspondingly.
3. The deep foundation pit circulating soil sampling device according to claim 2, wherein the supporting frame (1) comprises a lower frame (11), a middle frame (12) and an upper frame (13) which are all made of hollow square steel, wherein first piles (111) inserted into the bottom of the deep foundation pit are respectively fixed at the lower ends of two side beams of the lower frame (11) through flanges, the lower ends of the two side beams of the middle frame (12) are respectively correspondingly inserted into the two side beams of the lower frame (11) through lower positioning square heads and are fastened through bolts, the lower ends of the two side beams of the upper frame (13) are correspondingly buckled on the upper positioning square heads at the upper ends of the two side beams of the middle frame (12) and are fastened through bolts, a backward extending equipment rack (131) is fixed at the upper frame (13) through bolts, and second piles (133) inserted into the ground are respectively fixed at the lower ends of the two upright columns (132) of the equipment rack (131) through flanges.
4. A deep foundation pit circulating soil sampling device according to claim 3, characterized in that the upper frame (13) is fixed with a belt conveyor (9) matched with the hopper assembly (3) on the upper side of the equipment rack (131) through bolts, the rear half part of the belt conveyor (9) is fixed with an I-shaped bracket (91) through bolts, and the lower ends of two supporting legs of the I-shaped bracket (91) are respectively fixed with a third pile nail (92) inserted into the ground through flanges.
5. The deep foundation pit cycle soil sampling device according to claim 4, wherein the motor (24) is mounted on a device bench (131), the supporting bench (4) is fixed on the front side of the device bench (131) by bolts, and the supporting beam (42) is fixed on the supporting bench (4) by bolts.
6. The deep foundation pit circulating soil sampling device according to claim 4, characterized in that the chain (2) is a double-row chain, and the follower gear (21) is a double-row chain wheel matched with the chain (2).
7. The deep foundation pit circulating soil sampling device according to claim 4, wherein the balancing box (7) is formed by multi-section splicing, and the balancing box (7) is fixed on the supporting frame (1) through a plurality of L-shaped lugs (72) and bolts.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310580202.7A CN116280898B (en) | 2023-05-23 | 2023-05-23 | Deep foundation pit circulation soil sampling device |
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| CN202310580202.7A CN116280898B (en) | 2023-05-23 | 2023-05-23 | Deep foundation pit circulation soil sampling device |
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| CN116280898B true CN116280898B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| GB683631A (en) * | 1950-01-27 | 1952-12-03 | Raymond Hepworth Bishop | Improvements relating to weighing apparatus fitted to concrete mixers |
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| CN104444087A (en) * | 2014-12-05 | 2015-03-25 | 河北天择重型机械有限公司 | Vertical shaft hopper type continuous lifting system |
| JP2016117552A (en) * | 2014-12-19 | 2016-06-30 | 株式会社椿本バルクシステム | Bucket conveyor |
| CN206915091U (en) * | 2017-06-21 | 2018-01-23 | 中国建筑第六工程局有限公司 | One plant feed bin electric door-opening machine structure |
| CN208761490U (en) * | 2018-07-09 | 2019-04-19 | 江苏欧卓输送设备科技有限公司 | Rotating bucket continuance lifting conveyer |
| CN216712609U (en) * | 2021-02-26 | 2022-06-10 | 中国建筑第六工程局有限公司 | Novel cover digs interim road surface structure of construction |
| CN115944108A (en) * | 2022-11-23 | 2023-04-11 | 北京航天试验技术研究所 | Filling equipment |
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2023
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB683631A (en) * | 1950-01-27 | 1952-12-03 | Raymond Hepworth Bishop | Improvements relating to weighing apparatus fitted to concrete mixers |
| CN104016113A (en) * | 2013-11-13 | 2014-09-03 | 广西鱼峰水泥股份有限公司 | Material receiving device of elevator |
| CN104444087A (en) * | 2014-12-05 | 2015-03-25 | 河北天择重型机械有限公司 | Vertical shaft hopper type continuous lifting system |
| JP2016117552A (en) * | 2014-12-19 | 2016-06-30 | 株式会社椿本バルクシステム | Bucket conveyor |
| CN206915091U (en) * | 2017-06-21 | 2018-01-23 | 中国建筑第六工程局有限公司 | One plant feed bin electric door-opening machine structure |
| CN208761490U (en) * | 2018-07-09 | 2019-04-19 | 江苏欧卓输送设备科技有限公司 | Rotating bucket continuance lifting conveyer |
| CN216712609U (en) * | 2021-02-26 | 2022-06-10 | 中国建筑第六工程局有限公司 | Novel cover digs interim road surface structure of construction |
| CN115944108A (en) * | 2022-11-23 | 2023-04-11 | 北京航天试验技术研究所 | Filling equipment |
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| CN116280898A (en) | 2023-06-23 |
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