CN113184693A - Deep-digging grab bucket structure for mine field traveling crane - Google Patents
Deep-digging grab bucket structure for mine field traveling crane Download PDFInfo
- Publication number
- CN113184693A CN113184693A CN202110563730.2A CN202110563730A CN113184693A CN 113184693 A CN113184693 A CN 113184693A CN 202110563730 A CN202110563730 A CN 202110563730A CN 113184693 A CN113184693 A CN 113184693A
- Authority
- CN
- China
- Prior art keywords
- grab bucket
- wire rope
- frame
- steel wire
- deep
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/02—Bucket grabs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/12—Grabs actuated by two or more ropes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/12—Grabs actuated by two or more ropes
- B66C3/125—Devices for control
Abstract
The invention discloses a deep-digging grab bucket structure for a mine site traveling crane, and relates to the technical field of grab buckets. The deep-digging grab bucket structure for the mine field traveling crane comprises a top plate, wherein a hoisting mechanism is movably arranged at the top of the top plate through a rotating shaft, and two supporting steel wire ropes are arranged on the hoisting mechanism. This mine field is driving a vehicle with digging deeply grab bucket structure, through add the subframe on the grab bucket based on current, vice baffle and interior wire rope, the accommodation space of grab bucket has been increased, receive reciprocating and control of assembly pulley under wire rope's effect including opening and shutting of subframe, fine guarantee the opening and shutting of subframe and the uniformity of opening and shutting of grab bucket frame under the prerequisite of not addding too much regulation structure, make things convenient for operating personnel to operate, add well core rod and the rubber body simultaneously, make the closure that the grab bucket can be earlier under the prerequisite that does not influence the grab bucket degree of opening and shutting and grab bucket depth, effectual reduction is nevertheless closed and the inside material that leads to drops because the grab bucket is mentioned.
Description
Technical Field
The invention relates to the technical field of grab buckets, in particular to a deep-digging grab bucket structure for mine field traveling cranes.
Background
The grab bucket is a special tool for grabbing dry and scattered goods by a crane. Two or more openable bucket-shaped jaws are combined together to form an object containing space, the jaws are closed in a material pile during loading, materials are grabbed into the object containing space, the jaws are opened in a suspended state above the material pile during unloading, the materials are scattered on the material pile, and the opening and closing of the jaws are generally controlled by a steel wire rope of a crane hoisting mechanism. The grab bucket operation has no heavy physical labor, can achieve higher loading and unloading efficiency and ensure safety, and is a main dry bulk cargo loading and unloading tool for ports. According to the kind of the operation goods, the operation goods can be divided into an ore grab bucket, a coal grab bucket, a grain grab bucket, a wood grab bucket and the like.
In the production process in the mining field, need use the grab bucket to snatch the promotion operation to materials such as coke, ore, the mining field can pile up the material in the storehouse or in the train skin before snatching, and the grab bucket among the prior art, the degree of depth of digging is lower, even the grab bucket has arrived the position of deeper depth, still can lead to the grab bucket to be hoisted when not closing completely when the tensile wire rope of operation, it is relatively less to cause the single volume of snatching, the work efficiency has been reduced when increasing the operation degree of difficulty, bring inconvenience for user's use.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a deep-digging grab bucket structure for mine tramming, which solves the problems that the digging depth of the grab bucket in the prior art is low, and even if the grab bucket reaches a deep position, the grab bucket is still lifted when the grab bucket is not completely closed when a steel wire rope is stretched in operation, so that the single grabbing amount is relatively small, the operation difficulty is increased, and the working efficiency is reduced.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a deep-digging grab bucket structure for mine driving comprises a top plate, wherein a hoisting mechanism is movably arranged at the top of the top plate through a rotating shaft, two supporting steel wire ropes are arranged on the hoisting mechanism, a limiting pipe penetrates through the top plate, an opening and closing steel wire rope is sleeved on the limiting pipe and is a steel wire rope, a pulley block is wound on the opening and closing steel wire rope and positioned below the top plate, telescopic rods are movably arranged on two sides of the top plate through the rotating shaft, a grab bucket frame is movably arranged at the bottom end of each telescopic rod through the rotating shaft, a baffle is arranged on the grab bucket frame, a stress rod is movably arranged on each pulley block through the rotating shaft, and the bottom end of each stress rod is movably connected with the corresponding grab bucket frame through the rotating shaft;
the bottom of the grab bucket frame is movably provided with an auxiliary frame through a rotating shaft, an auxiliary baffle plate is arranged on the auxiliary frame, an inner steel wire rope is fixedly arranged on the auxiliary frame, one end, far away from the auxiliary frame, of the inner steel wire rope penetrates through the grab bucket frame and then is fixed on the grab bucket frame, when the grab bucket is used, the inner steel wire rope is not in contact with the grab bucket frame, a central rod is fixedly arranged at the bottom of the pulley block, and a rubber body is arranged at the bottom end of the central rod;
the telescopic link includes the upper boom, pivot and roof swing joint are passed through to the top of upper boom, the bottom of upper boom is provided with the hollow tube, be provided with the cavity in the hollow tube, the bottom of hollow tube is run through and is provided with the lower beam, the bottom of lower beam is through pivot and grab bucket frame swing joint, the inner chamber cover that just is located the hollow tube on the lower beam is equipped with the stopper, the both sides of stopper all are provided with the gyro wheel, the inner chamber of hollow tube is provided with the track groove that sets up with the gyro wheel cooperation.
Preferably, the rubber body is a pyramid with a tip end facing downwards vertically, and when the grab bucket is in a closed state, the inner wall of the grab bucket frame and the inner wall of the auxiliary frame are both attached to the surface of the rubber body.
Preferably, the number of the limiting blocks is at least two.
Preferably, the inner cavity of the hollow pipe is provided with a positioning pipe, and the positioning pipe is movably sleeved on the surface of the lower rod.
(III) advantageous effects
The invention provides a deep-digging grab bucket structure for a mine site traveling crane. The method has the following beneficial effects: this mine field is driving with digging deeply grab bucket structure, through add the subframe on the grab bucket based on current, vice baffle and interior wire rope, the accommodation space of grab bucket has been increased, the steel wire rope's effect including opening and shutting of subframe receives reciprocating and control of assembly pulley under, fine guarantee the opening and shutting of subframe and the uniformity of opening and shutting of grab bucket frame under the prerequisite of not addding too much regulation structure, make things convenient for operating personnel to operate, add well core rod and rubber body simultaneously, make the grab bucket can earlier closure under the prerequisite that does not influence the grab bucket degree of opening and shutting and grab bucket depth, effectual reduction is nevertheless closed and the inside material that leads to drops because the grab bucket is mentioned, user's use has been made things convenient for when increasing the grab volume, simultaneously, improvement through the telescopic link, the effectual holistic stability of grab bucket that has improved.
Meanwhile, the improvement of the deep-digging grab bucket structure for the mine tramcar is based on the improvement of the existing grab bucket, a plurality of parts can be obtained from the abandoned grab bucket or can be directly improved on the existing grab bucket, the abandonment of the original grab bucket cannot be caused, and the additionally arranged structure is in a common shape, so the improvement cost is lower.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the telescopic rod of the present invention.
In the figure: 1. a top plate; 2. a hoisting mechanism; 3. supporting the steel wire rope; 4. a limiting pipe; 5. opening and closing the steel wire rope; 6. a pulley block; 7. a telescopic rod; 71. empty pipe; 72. a cavity; 73. a limiting block; 74. a positioning tube; 75. a rod is arranged; 76. a track groove; 77. a roller; 78. a lower rod; 8. a grab frame; 9. a baffle plate; 10. a sub-frame; 11. an auxiliary baffle plate; 12. an inner wire rope; 13. a stress beam; 14. a center pole; 15. a rubber body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a deep-digging grab bucket structure for mine driving comprises a top plate 1, wherein a hoisting mechanism 2 is movably arranged at the top of the top plate 1 through a rotating shaft, two supporting steel wire ropes 3 are arranged on the hoisting mechanism 2, a limiting pipe 4 is arranged on the top plate 1 in a penetrating manner, an opening and closing steel wire rope 5 is sleeved on the limiting pipe 4, the opening and closing steel wire rope 5 is a steel wire rope, an assembly pulley 6 is wound on the opening and closing steel wire rope 5 and positioned below the top plate 1, telescopic rods 7 are movably arranged on two sides of the top plate 1 through the rotating shaft, a grab bucket frame 8 is movably arranged at the bottom end of each telescopic rod 7 through the rotating shaft, a baffle 9 is arranged on each grab bucket frame 8, a stress rod 13 is movably arranged on each assembly pulley 6 through the rotating shaft, and the bottom end of each stress rod 13 is movably connected with the corresponding grab bucket frame 8 through the rotating shaft;
the bottom of the grab bucket frame 8 is movably provided with an auxiliary frame 10 through a rotating shaft, an auxiliary baffle 11 is arranged on the auxiliary frame 10, an inner steel wire rope 12 is fixedly arranged on the auxiliary frame 10, one end, far away from the auxiliary frame 10, of the inner steel wire rope 12 penetrates through the grab bucket frame 8 and then is fixed on the grab bucket frame 8, when the grab bucket is used, the inner steel wire rope 12 is not in contact with the grab bucket frame 8, the bottom of the pulley block 6 is fixedly provided with a central rod 14, the bottom end of the central rod 14 is provided with a rubber body 15, the rubber body 15 is a pyramid with a vertically downward tip, and when the grab bucket is in a closed state, the inner wall of the grab bucket frame 8 and the inner wall of the auxiliary frame 10 are both attached to the surface of the rubber body 15;
the telescopic rod 7 comprises an upper rod 75, the top end of the upper rod 75 is movably connected with the top plate 1 through a rotating shaft, the bottom end of the upper rod 75 is provided with an empty tube 71, the inner cavity of the empty tube 71 is provided with a positioning tube 74, the surface of a lower rod 78 is arranged on the positioning tube 74 in a movable sleeved mode, a cavity 72 is arranged in the empty tube 71, the bottom of the empty tube 71 is provided with the lower rod 78 in a penetrating mode, the bottom end of the lower rod 78 is movably connected with the grab bucket frame 8 through the rotating shaft, a limiting block 73 is sleeved on the lower rod 78 and located in the inner cavity of the empty tube 71, the number of the limiting blocks 73 is at least two, rolling wheels 77 are arranged on two sides of the limiting block 73, and a track groove 76 which is matched with the rolling wheels 77 is arranged in the inner cavity of the empty tube 71.
The during operation, support wire rope 3 through the drawing and drive hoisting mechanism 2, thereby realize the removal of grab bucket, wire rope 5 opens and shuts through the drawing, thereby change the distance of roof 1 for assembly pulley 6, cooperation telescopic link 7 under the influence of gravity simultaneously, stress bar 13 changes opening and shutting of grab bucket frame 8, and change opening and shutting of subframe 10 under the effect of gravity and interior wire rope 12, when grabbing down, the rubber body 15 and central rod 14 are deep into to the material inside, and keep relatively perpendicular under the extrusion of material, when lifting, the inner wall homogeneous phase of grab bucket frame 8 and subframe 10 is laminated for the rubber body 15, thereby make the inside material of grab bucket can not drop.
To sum up, this deep-digging grab bucket structure is used in driving a vehicle in mining field, through add the subframe based on current grab bucket, vice baffle and interior wire rope, the accommodation space of grab bucket has been increased, the opening and shutting of subframe is controlled by reciprocating of assembly pulley under the effect of interior wire rope, fine guarantee the opening and shutting of subframe and the uniformity of opening and shutting of grab bucket frame under the prerequisite that does not add too much regulation structure, make things convenient for operating personnel to operate, add core rod and rubber body simultaneously, make the closure that the grab bucket can be earlier under the prerequisite that does not influence the opening and shutting degree of grab bucket and the deepening degree, effectual reduced because the grab bucket is mentioned but the internal material that does not close drops, the use of user has been made things convenient for when increasing the grab volume, improvement through the telescopic link simultaneously, the holistic stability of effectual improvement grab bucket.
Meanwhile, the improvement of the deep-digging grab bucket structure for the mine tramcar is based on the improvement of the existing grab bucket, a plurality of parts can be obtained from the abandoned grab bucket or can be directly improved on the existing grab bucket, the abandonment of the original grab bucket cannot be caused, and the additionally arranged structure is in a common shape, so the improvement cost is lower.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A deep-digging grab bucket structure for mine driving comprises a top plate (1), wherein a hoisting mechanism (2) is movably arranged at the top of the top plate (1) through a rotating shaft, two supporting steel wire ropes (3) are arranged on the hoisting mechanism (2), a limiting pipe (4) is arranged on the top plate (1) in a penetrating manner, an opening and closing steel wire rope (5) is sleeved on the limiting pipe (4), the opening and closing steel wire rope (5) is a steel wire rope, a pulley block (6) is wound on the opening and closing steel wire rope (5) and positioned below the top plate (1), telescopic rods (7) are movably arranged on two sides of the top plate (1) through the rotating shaft, a grab bucket frame (8) is movably arranged at the bottom end of each telescopic rod (7) through the rotating shaft, a baffle plate (9) is arranged on each grab bucket frame (8), and a stress rod (13) is movably arranged on each pulley block (6) through the rotating shaft, the bottom end of the stress rod (13) is movably connected with the grab bucket frame (8) through a rotating shaft;
the method is characterized in that: an auxiliary frame (10) is movably arranged at the bottom of the grab bucket frame (8) through a rotating shaft, an auxiliary baffle plate (11) is arranged on the auxiliary frame (10), an inner steel wire rope (12) is fixedly arranged on the auxiliary frame (10), one end, far away from the auxiliary frame (10), of the inner steel wire rope (12) penetrates through the grab bucket frame (8) and then is fixed on the grab bucket frame (8), when the grab bucket is used, the inner steel wire rope (12) is not in contact with the grab bucket frame (8), a central rod (14) is fixedly arranged at the bottom of the pulley block (6), and a rubber body (15) is arranged at the bottom end of the central rod (14);
telescopic link (7) include upper boom (75), the top of upper boom (75) is through pivot and roof (1) swing joint, the bottom of upper boom (75) is provided with hollow tube (71), be provided with cavity (72) in hollow tube (71), the bottom of hollow tube (71) is run through and is provided with lower beam (78), the bottom of lower beam (78) is through pivot and grab bucket frame (8) swing joint, the inner chamber cover that just is located hollow tube (71) on lower beam (78) is equipped with stopper (73), the both sides of stopper (73) all are provided with gyro wheel (77), the inner chamber of hollow tube (71) is provided with track groove (76) that set up with gyro wheel (77) cooperation.
2. The deep-cutting grab bucket structure for mine driving according to claim 1, characterized in that: the rubber body (15) is a pyramid with the tip end facing downwards vertically, and when the grab bucket is in a closed state, the inner wall of the grab bucket frame (8) and the inner wall of the auxiliary frame (10) are attached to the surface of the rubber body (15).
3. The deep-cutting grab bucket structure for mine driving according to claim 1, characterized in that: the number of the limiting blocks (73) is at least two. .
4. The deep-cutting grab bucket structure for mine driving according to claim 1, characterized in that: the inner cavity of the hollow pipe (71) is provided with a positioning pipe (74), and the positioning pipe (74) is movably sleeved on the surface of the lower rod (78).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110563730.2A CN113184693B (en) | 2021-05-24 | 2021-05-24 | Deep-digging grab bucket structure for mine field traveling crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110563730.2A CN113184693B (en) | 2021-05-24 | 2021-05-24 | Deep-digging grab bucket structure for mine field traveling crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113184693A true CN113184693A (en) | 2021-07-30 |
| CN113184693B CN113184693B (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110563730.2A Active CN113184693B (en) | 2021-05-24 | 2021-05-24 | Deep-digging grab bucket structure for mine field traveling crane |
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| Country | Link |
|---|---|
| CN (1) | CN113184693B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191208489A (en) * | 1911-10-14 | 1912-07-04 | Pohlig J Ag | Improvements in and relating to Automatic Grabs, particularly applicable for Coarse Material. |
| JP2002160890A (en) * | 2000-11-24 | 2002-06-04 | Tobu Jukogyo Co Ltd | Grab bucket |
| CN104340878A (en) * | 2014-10-25 | 2015-02-11 | 衢州图艺工业设计有限公司 | Suspension rod type magnetic stretching and retracting claw |
| JP2017030885A (en) * | 2015-07-29 | 2017-02-09 | 三井造船株式会社 | Grab bucket, and unloader equipped with the same |
| CN207511695U (en) * | 2017-11-21 | 2018-06-19 | 东莞市建航纸业有限公司 | A kind of waste material grab mechanisms |
| CN208166415U (en) * | 2018-05-15 | 2018-11-30 | 河南省华中起重机集团有限公司 | A kind of motor grab bridge crane |
| CN210795533U (en) * | 2019-09-26 | 2020-06-19 | 绍兴南特起重设备有限公司 | Automatic unloading device for gantry crane grab bucket |
| CN211285746U (en) * | 2019-10-24 | 2020-08-18 | 北京航勘建设有限公司 | Grab bucket for soil taking construction |
| CN212924140U (en) * | 2020-07-30 | 2021-04-09 | 华北水利水电工程集团有限公司 | Simple bulk cargo hoisting device capable of automatically unloading |
-
2021
- 2021-05-24 CN CN202110563730.2A patent/CN113184693B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191208489A (en) * | 1911-10-14 | 1912-07-04 | Pohlig J Ag | Improvements in and relating to Automatic Grabs, particularly applicable for Coarse Material. |
| JP2002160890A (en) * | 2000-11-24 | 2002-06-04 | Tobu Jukogyo Co Ltd | Grab bucket |
| CN104340878A (en) * | 2014-10-25 | 2015-02-11 | 衢州图艺工业设计有限公司 | Suspension rod type magnetic stretching and retracting claw |
| JP2017030885A (en) * | 2015-07-29 | 2017-02-09 | 三井造船株式会社 | Grab bucket, and unloader equipped with the same |
| CN207511695U (en) * | 2017-11-21 | 2018-06-19 | 东莞市建航纸业有限公司 | A kind of waste material grab mechanisms |
| CN208166415U (en) * | 2018-05-15 | 2018-11-30 | 河南省华中起重机集团有限公司 | A kind of motor grab bridge crane |
| CN210795533U (en) * | 2019-09-26 | 2020-06-19 | 绍兴南特起重设备有限公司 | Automatic unloading device for gantry crane grab bucket |
| CN211285746U (en) * | 2019-10-24 | 2020-08-18 | 北京航勘建设有限公司 | Grab bucket for soil taking construction |
| CN212924140U (en) * | 2020-07-30 | 2021-04-09 | 华北水利水电工程集团有限公司 | Simple bulk cargo hoisting device capable of automatically unloading |
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| Publication number | Publication date |
|---|---|
| CN113184693B (en) | 2022-04-05 |
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