CN112850465B - Excavator track soaks hoist - Google Patents
Excavator track soaks hoist Download PDFInfo
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- CN112850465B CN112850465B CN202110017293.4A CN202110017293A CN112850465B CN 112850465 B CN112850465 B CN 112850465B CN 202110017293 A CN202110017293 A CN 202110017293A CN 112850465 B CN112850465 B CN 112850465B
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- fixedly connected
- slide rail
- straight
- motor
- square
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/28—Duplicate, e.g. pivoted, members engaging the loads from two sides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
- B66C13/085—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions electrical
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses an excavator track soaking hanger which comprises two straight plates, wherein the upper end side walls of the two straight plates are fixedly connected with the same first limiting slide rail, the first limiting slide rail is connected with two first square blocks through two first slide blocks matched with the first limiting slide rail, the outer wall of one side of the first limiting slide rail is fixedly connected with a first motor, the output shaft of the first motor penetrates through the side wall of one side of the first limiting slide rail in a sealing mode, the output shaft of the first motor is fixedly connected with a bidirectional screw, and two ends of the bidirectional screw penetrate through the two first slide blocks respectively in a threaded mode. According to the crawler belt soaking device, the first rotating rod and the second rotating rod can be lifted or lowered simultaneously through the matching of a plurality of groups of structures, so that a crawler belt can be hung on the first rotating rod and the second rotating rod conveniently, the crawler belt can be hung on the first rotating rod and the second rotating rod automatically, the work burden of workers is reduced, the crawler belt can be rotated, the crawler belt is rotated and fully contacted with a soaking solution, and the soaking effect of the crawler belt is improved.
Description
Technical Field
The invention relates to the technical field of mechanical devices, in particular to a crawler soaking lifting appliance for an excavator.
Background
The lifting appliance refers to a device for lifting a heavy object in a lifting machine, in the whole lifting and lifting industry, the most common lifting appliance for lifting finished objects can be divided into a lifting hook, a lifting belt, other less common lifting rings, a lifting sucker and the like, and a large amount of foreign matters are attached to the surface and the inside of an excavator crawler belt after the excavator crawler belt works for a long time, so that the excavator crawler belt soaking lifting appliance is produced.
Among the prior art, excavator track soaks hoist can only hoist fixed height's track mostly, and application range is limited to need the position of staff's manual adjustment track, staff's work burden is great, and most track can not fully contact with the soak at the in-process that soaks, leads to the track to soak the effect not good, for this reason, we provide an excavator track and soak hoist and solve above-mentioned problem.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, only a crawler belt with a fixed height can be hoisted by the device, workers need to manually adjust the position of the crawler belt, and most crawler belts cannot be fully contacted with a soaking solution in the soaking process, and provides a crawler belt soaking lifting appliance for an excavator.
In order to achieve the purpose, the invention adopts the following technical scheme:
a soaking hanger for a crawler belt of an excavator comprises two straight plates, wherein the upper end side walls of the two straight plates are fixedly connected with a first limiting slide rail, the first limiting slide rail is connected with two first square blocks through two first slide blocks matched with the first limiting slide rail, the outer wall of one side of the first limiting slide rail is fixedly connected with a first motor, an output shaft of the first motor penetrates through the side wall of one side of the first limiting slide rail in a sealing manner, the output shaft of the first motor is fixedly connected with a bidirectional screw rod, two ends of the bidirectional screw rod respectively penetrate through the two first slide blocks in a threaded manner, one end of the bidirectional screw rod, far away from the first motor, is connected with the inner wall of one side of the first limiting slide rail through a rotating shaft, the two first square blocks are connected with two first long rods through two rotating shafts, the same group of two first long rods are connected with second long rods through bearings respectively at the ends, far away from the same group of first square blocks, of the same group of two second long rods are connected with the same second square blocks through rotating shafts respectively at the ends, far away from the same group of first square blocks, of the same group of second long rods, of the lower end side walls of the second square blocks, one of the first straight rods is connected with a first rotating rod and the other one of the first rotating rod is connected with a second rotating rod through rotating shafts at the side walls, far away from the same side straight plates, of the first straight rods, the second rotating rod is connected with a cylinder block, and the first rotating rod is provided with a groove matched with the cylinder block at the end, far away from the same side first straight rods, of the first rotating rod.
Preferably, two short rods are fixedly connected to the first limiting slide rail, one ends, away from the first limiting slide rail, of the short rods are connected with the bidirectional screw through rotating shafts, two profiled plates are fixedly connected to one sides, away from the same-side straight plate, of the first sliding blocks, and the two profiled plates are respectively matched with the two first profiled blocks in size.
Preferably, two equal fixedly connected with first horizontal pole of the outside lateral wall and the second horizontal pole of straight board, two equal fixedly connected with second motor of one side lateral wall of first horizontal pole, two the second motor is sealed respectively and runs through the first horizontal pole of homonymy, and the equal fixedly connected with circular gear of output shaft of two second motors, two the lower extreme of circular gear all is equipped with the rack rather than matching, two the rack activity respectively runs through two straight boards, two the rack is close to the one end of homonymy first square block and all is equipped with first circular pulley, two all be equipped with the first pulley slide rail that matches with first circular pulley on the first square block, two the rack is kept away from the equal fixedly connected with baffle of one end of homonymy first square block.
Preferably, the lower ends of the two racks are fixedly connected with two second straight rods respectively, the ends, away from the racks on the same side, of the two second straight rods on the same side are provided with second circular pulleys, and the two second cross rods are provided with second pulley slide rails matched with the second circular pulleys.
Preferably, one of the bearing of the same group is fixedly connected with a square plate on the outer side surface, the other bearing of the same group is fixedly connected with a nut on the outer side surface, the square plate is far away from the third motor which is fixedly connected with the side wall of the same group of nuts, the third motor respectively penetrates through the square plate of the same group in a sealing mode, the output shafts of the third motors are fixedly connected with bolts matched with the nuts, and the two bolts are respectively connected with the nuts of the same group.
Preferably, the upper end of first bull stick is equipped with the spacing slide rail of second, the spacing slide rail of second is connected with the depression bar through the second slider rather than matching, the upper end outer wall fixedly connected with fourth motor of the spacing slide rail of second, the sealed upper end lateral wall that runs through the spacing slide rail of second of output shaft of fourth motor, and the output shaft fixedly connected with threaded rod of fourth motor, the threaded rod screw thread runs through the second slider, and the threaded rod keeps away from the one end of fourth motor and passes through the pivot and the one side inner wall connection of the spacing slide rail of second.
Preferably, one side wall of one of the first straight bars, which is close to the straight plate on the same side, is fixedly connected with a fifth motor, an output shaft of the fifth motor hermetically penetrates through the first straight bar, and the output shaft of the fifth motor is fixedly connected with the first rotating rod.
Preferably, the lower ends of the two straight plates are fixedly connected with bases, and the side walls of the lower ends of the two bases are provided with rubber coatings.
The invention has the following beneficial effects:
1. the two third motors can drive the two bolts to rotate, and under the matching of the two bolts and the two nuts, the positions of the four first long rods and the positions of the four second long rods are changed simultaneously, so that the first rotating rod and the second rotating rod can ascend or descend simultaneously, and a crawler belt can be conveniently hung on the first rotating rod and the second rotating rod;
2. the two first square blocks can be close to or far away from each other through the matching of the first motor and the two second motors, after the positions of the two first square blocks are determined, the angles of the two first square blocks can be adjusted through the two second motors, and the two second motors are reversely adjusted, so that the first rotating rod and the second rotating rod return to the horizontal position, the first rotating rod and the second rotating rod can be automatically hung on the crawler, and the workload of workers is reduced;
3. after first bull stick and second bull stick are hung respectively to the track, be connected first bull stick and second bull stick through cylinder piece and the recess that corresponds, change the position of depression bar through the fourth motor to stabilize the track, rethread fifth motor makes first bull stick and second bull stick rotate together, thereby makes the track rotate and fully contact with the soak, and then improves the effect that the track soaked.
Drawings
Fig. 1 is a schematic structural diagram of an excavator track soaking spreader according to the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the connection relationship between the first cross bar, the second motor, the circular gear and the rack;
FIG. 4 is a schematic view of the structure at B in FIG. 1;
fig. 5 is a schematic structural diagram at C in fig. 1.
In the figure: the device comprises a straight plate 1, a first limiting slide rail 2, a first square block 3, a first motor 4, a bidirectional screw 5, a first long rod 6, a second long rod 7, a second square block 8, a first straight rod 9, a first rotating rod 10, a second rotating rod 11, a cylindrical block 12, a special-shaped plate 13, a first transverse rod 14, a second motor 15, a circular gear 16, a rack 17, a first circular pulley 18, a first pulley slide rail 19, a baffle 20, a second straight rod 21, a second circular pulley 22, a second transverse rod 23, a second pulley slide rail 24, a square plate 25, a nut 26, a third motor 27, a bolt 28, a second limiting slide rail 29, a pressure rod 30, a fourth motor 31, a threaded rod 32, a fifth motor 33 and a base 34.
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.
Referring to fig. 1-5, an excavator track soaking hanger comprises two straight plates 1, wherein the lower ends of the two straight plates 1 are fixedly connected with bases 34, the lower end side walls of the two bases 34 are respectively provided with a rubber coating, the whole device can be kept stable in the working process by arranging the two bases 34, the upper end side walls of the two straight plates 1 are respectively fixedly connected with a same first limiting slide rail 2, the first limiting slide rail 2 is connected with two first square blocks 3 through two first slide blocks matched with the first limiting slide rail 2, the outer wall of one side of the first limiting slide rail 2 is fixedly connected with a first motor 4, an output shaft of the first motor 4 penetrates through one side wall of the first limiting slide rail 2 in a sealing manner, the output shaft of the first motor 4 is fixedly connected with a bidirectional screw 5, the two ends of the bidirectional screw 5 respectively penetrate through the two first slide blocks in a threaded manner, one end of the bidirectional screw 5, far away from the first motor 4, is connected with the inner wall of one side of the first limiting slide rail 2 through a rotating shaft, the two first square blocks 3 are respectively connected with two first long rods 6 through two rotating shafts, one ends of the same group of the two first long rods 6, one end of the same group of the two first long rods 6 is respectively connected with a second square block 7 through a bearing, and a second long rod 7;
the side walls of the lower ends of the two second square blocks 8 are fixedly connected with first straight rods 9, one side wall, away from the same-side straight plate 1, of one first straight rod 9 is provided with a first rotating rod 10, one side wall, away from the same-side straight plate 1, of the other first straight rod 9 is connected with a second rotating rod 11 through a rotating shaft, one end, away from the same-side first straight rod 9, of the second rotating rod 11 is fixedly connected with a cylinder block 12, one end, away from the same-side first straight rod 9, of the first rotating rod 10 is provided with a groove matched with the cylinder block 12, the first limiting slide rail 2 is fixedly connected with two short rods, one ends, away from the first limiting slide rail 2, of the two short rods are connected with the bidirectional screw 5 through the rotating shaft, one sides, away from the same-side straight plate 1, of the two first sliders are fixedly connected with special-shaped plates 13, the two special-shaped plates 13 are respectively matched with the sizes of the two first square blocks 3, the sliding ranges of the two first sliders can be controlled by arranging the two short rods, and the two special-shaped plates 13 can be used for controlling the rotating ranges of the two first square blocks 3;
the outer side walls of the two straight plates 1 are fixedly connected with a first cross rod 14 and a second cross rod 23, the side walls of one side of the two first cross rods 14 are fixedly connected with second motors 15, the two second motors 15 respectively and hermetically penetrate through the first cross rods 14 on the same side, output shafts of the two second motors 15 are fixedly connected with circular gears 16, the lower ends of the two circular gears 16 are respectively provided with racks 17 matched with the two circular gears 16, the two racks 17 respectively and movably penetrate through the two straight plates 1, one ends, close to the first square blocks 3 on the same side, of the two racks 17 are respectively provided with a first circular pulley 18, two first pulley slide rails 19 matched with the first circular pulleys 18 are arranged on the two first square blocks 3, one ends, far away from the first square blocks 3 on the same side, of the two racks 17 are respectively and fixedly connected with a baffle plate 20, the lower ends of the two racks 17 are respectively and fixedly connected with two second straight rods 21, one ends, far away from the racks 17, on the same side, of the two second square blocks 21 are respectively provided with a second circular pulley 22, the two second cross rods 23 are respectively provided with a second pulley 24 matched with the second pulley 22, the two second pulley slide rails 17, the two second pulleys can be adjusted in the positions of the two second rack slide rails 16, and the two second pulleys can be changed in the two second slide rails 17, the two second pulleys 18, the two second pulleys can be changed in the two second slide rails 17, and the two second pulleys 18, the two second pulleys can be changed in the two second pulleys 18;
the outer side surface of one bearing in the same group is fixedly connected with a square plate 25, the outer side surface of the other bearing in the same group is fixedly connected with a nut 26, the side walls of one side, far away from the nut 26 in the same group, of the two square plates 25 are fixedly connected with third motors 27, the two third motors 27 respectively penetrate through the square plates 25 in the same group in a sealing mode, the output shafts of the two third motors 27 are fixedly connected with bolts 28 matched with the nuts 26, the two bolts 28 are respectively connected with the nuts 26 in the same group, the two third motors 27 can drive the two bolts 28 to rotate, the two bolts 28 are respectively matched with the nuts 26 on the same side, the positions of the two first long rods 6 and the positions of the two second long rods 7 in the same group can be changed simultaneously, and therefore the first rotating rod 10 and the second rotating rod 11 can be lifted or lowered simultaneously according to needs;
the upper end of the first rotating rod 10 is provided with a second limiting slide rail 29, the second limiting slide rail 29 is connected with a press rod 30 through a second slide block matched with the second limiting slide rail 29, the outer wall of the upper end of the second limiting slide rail 29 is fixedly connected with a fourth motor 31, the output shaft of the fourth motor 31 penetrates through the upper end side wall of the second limiting slide rail 29 in a sealing manner, the output shaft of the fourth motor 31 is fixedly connected with a threaded rod 32, the threaded rod 32 penetrates through the second slide block in a threaded manner, one end, far away from the fourth motor 31, of the threaded rod 32 is connected with the inner wall of one side of the second limiting slide rail 29 through a rotating shaft, the threaded rod 32 can be driven to rotate through the fourth motor 31, the position of the press rod 30 can be adjusted according to the widths of different tracks after the first rotating rod 10 and the second rotating rod 11 are sleeved on the tracks, the tracks can be stabilized, one of the first straight rod 9 is fixedly connected with a fifth motor 33 through the output shaft of the fifth motor 33, the output shaft of the fifth motor 33 is fixedly connected with the first rotating rod 10, after the tracks are stabilized, the first rotating rod 10 and the second rotating rod 11 are connected with the cylinder 12, and the cylinder 11 can be driven to rotate together through the second rotating rod, and the second rotating rod can be soaked together.
In the invention, when the crawler belt of the excavator needs to be soaked, firstly, the heights of the first rotating rod 10 and the second rotating rod 11 are simultaneously adjusted according to the placement height of the crawler belt, the two third motors 27 are simultaneously started, the two third motors 27 can drive the two bolts 28 to rotate, under the matching of the two bolts 28 and the two nuts 26, the positions of the four first long rods 6 and the positions of the four second long rods 7 are simultaneously changed, when the two bolts 28 are respectively close to the nuts 26 on the same side, the first rotating rod 10 and the second rotating rod 11 are simultaneously descended, and when the two bolts 28 are respectively far away from the nuts 26 on the same side, the first rotating rod 10 and the second rotating rod 11 are simultaneously ascended, so that the heights of the first rotating rod 10 and the second rotating rod 11 can be simultaneously adjusted according to requirements, and the crawler belt can be conveniently hung on the first rotating rod 10 and the second rotating rod 11;
after the heights of the first rotating rod 10 and the second rotating rod 11 are determined, the first motor 4 and the two second motors 15 are adjusted at the same time, the first motor 4 can drive the bidirectional screw 5 to rotate, the two second motors 15 can drive the two circular gears 16 to rotate, the positions of the two racks 17 can be changed under the coordination of the four second circular pulleys 22 and the two second pulley slide rails 24, so that the two first square blocks 3 can approach to or separate from each other, after the positions of the two first square blocks 3 are determined according to the positions of the crawler, the first motor 4 is stopped, the two second motors 15 are adjusted at the same time, so that the two racks 17 can move towards the direction away from the straight plates 1 on the two sides respectively, after the angle adjustment is finished, the positions of the crawler are determined and the two second motors 15 are adjusted in reverse direction, so that the angles of the first rotating rod 10 and the second rotating rod 11 can be adjusted respectively, after the angle adjustment is finished, the two second motors 15 are adjusted, so that the two racks 17 can move towards the direction of the straight plates 1 on the two sides respectively, and the working staff can hang the second rotating rod 11 automatically;
the method comprises the steps of starting a first motor 4 after a first rotating rod 10 and a second rotating rod 11 are hung on a crawler, enabling the first rotating rod 10 and the second rotating rod 11 to be close to each other under the action of a bidirectional screw 5, enabling the first rotating rod 10 and the second rotating rod 11 to be connected with each other under the action of a cylinder block 12 and a corresponding groove, enabling a threaded rod 32 to be driven to rotate by adjusting a fourth motor 31, enabling a pressing rod 30 to press a crawler on the first rotating rod 10 and the second rotating rod 11 in a squeezing mode, enabling the crawler to ascend at a certain height by adjusting two third motors 27, preparing soaking liquid below the crawler, enabling the crawler to descend and be soaked in the soaking liquid by adjusting two third motors 27, starting a fifth motor 33 after the crawler is completely soaked, enabling the first rotating rod 10 and the second rotating rod 11 to rotate together through the fifth motor 33, enabling the crawler to rotate and to be fully contacted with the soaking liquid, and further improving the soaking effect of the crawler.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (8)
1. The utility model provides an excavator track soaks hoist, includes two straight boards (1), its characterized in that, two equal fixedly connected with of upper end lateral wall of straight board (1) is same first spacing slide rail (2), first spacing slide rail (2) are connected with two first square pieces (3) through two first sliders that match rather than, one side outer wall fixedly connected with first motor (4) of first spacing slide rail (2), the sealed one side lateral wall that runs through first spacing slide rail (2) of output shaft of first motor (4), and the output shaft fixedly connected with bidirectional screw (5) of first motor (4), the both ends of bidirectional screw (5) are threaded respectively and run through two first sliders, and bidirectional screw (5) keep away from one side inner wall connection of first motor (4) through the pivot with one side first spacing slide rail (2), two first square piece (3) all are connected with two first stock (6) through two pivots, two same group are two first stock (6) keep away from the one end of same group first square piece (3) and are connected with two square pieces (7) through two second square pieces (8) respectively through two straight pole (9) one side lateral walls of second square piece (9) are connected with the straight board (7) one side of second square piece (9) and are equal to be connected with the straight pole (9) one side lateral wall of second square piece (7) and the one side of straight board (9) is connected with one side of second square piece (7) respectively There is first bull stick (10), another one side lateral wall that homonymy straight-bar (1) was kept away from in first bull stick (9) is connected with second bull stick (11) through the pivot, the one end fixedly connected with cylinder piece (12) of homonymy first straight-bar (9) are kept away from in second bull stick (11), the one end that homonymy first straight-bar (9) were kept away from in first bull stick (10) is equipped with the recess that matches with cylinder piece (12).
2. The excavator track soaks hoist of claim 1, characterized in that, fixedly connected with two quarter butts on first spacing slide rail (2), two one ends that first spacing slide rail (2) was kept away from to the quarter butts all are connected with two-way screw (5) through the pivot, two one side that straight board (1) of homonymy was kept away from to first slider all fixedly connected with dysmorphism board (13), and two dysmorphism boards (13) match with the size of two first square blocks (3) respectively.
3. The excavator track soaking hanger according to claim 1, characterized in that the outer side walls of the two straight plates (1) are fixedly connected with a first cross rod (14) and a second cross rod (23), one side wall of each of the two first cross rods (14) is fixedly connected with a second motor (15), the two second motors (15) respectively seal and penetrate through the first cross rods (14) on the same side, the output shafts of the two second motors (15) are fixedly connected with circular gears (16), the lower ends of the two circular gears (16) are respectively provided with racks (17) matched with the circular gears, the two racks (17) respectively movably penetrate through the two straight plates (1), one ends of the two racks (17) close to the first square blocks (3) on the same side are respectively provided with a first circular pulley (18), the two first square blocks (3) are respectively provided with a first pulley slide rail (19) matched with the first circular pulley (18), and one ends of the two racks (17) far away from the first square blocks (3) on the same side are respectively fixedly connected with a baffle (20).
4. The excavator track soaking hanger according to claim 3, wherein the lower ends of the two racks (17) are fixedly connected with two second straight rods (21), the ends, away from the rack (17) on the same side, of the two second straight rods (21) on the same side are provided with second circular pulleys (22), and the two second cross rods (23) are provided with second pulley slide rails (24) matched with the second circular pulleys (22).
5. The excavator track soaking hanger according to claim 1, wherein a square plate (25) is fixedly connected to the outer side surface of one bearing in the same group, a nut (26) is fixedly connected to the outer side surface of the other bearing in the same group, a third motor (27) is fixedly connected to the side wall of one side of the two square plates (25) far away from the nut (26) in the same group, the two third motors (27) respectively penetrate through the square plates (25) in the same group in a sealing mode, bolts (28) matched with the nuts (26) are fixedly connected to output shafts of the two third motors (27), and the two bolts (28) are respectively connected with the nuts (26) in the same group.
6. The excavator track soaking hanger according to claim 1, wherein a second limiting slide rail (29) is arranged at the upper end of the first rotating rod (10), the second limiting slide rail (29) is connected with a pressure rod (30) through a second slide block matched with the second limiting slide rail, a fourth motor (31) is fixedly connected to the outer wall of the upper end of the second limiting slide rail (29), an output shaft of the fourth motor (31) penetrates through the side wall of the upper end of the second limiting slide rail (29) in a sealing mode, a threaded rod (32) is fixedly connected to the output shaft of the fourth motor (31), the threaded rod (32) penetrates through the second slide block in a threaded mode, and one end, far away from the fourth motor (31), of the threaded rod (32) is connected with the inner wall of one side of the second limiting slide rail (29) through a rotating shaft.
7. The excavator track soaking hanger according to claim 1, wherein a fifth motor (33) is fixedly connected to one side wall of one of the first straight rods (9) close to the same side straight plate (1), an output shaft of the fifth motor (33) penetrates through the first straight rod (9) in a sealing mode, and an output shaft of the fifth motor (33) is fixedly connected with the first rotating rod (10).
8. The excavator track soaking spreader according to claim 1, wherein the lower ends of the two straight plates (1) are fixedly connected with bases (34), and the side walls of the lower ends of the two bases (34) are provided with rubber coatings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110017293.4A CN112850465B (en) | 2021-01-07 | 2021-01-07 | Excavator track soaks hoist |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110017293.4A CN112850465B (en) | 2021-01-07 | 2021-01-07 | Excavator track soaks hoist |
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| CN112850465A CN112850465A (en) | 2021-05-28 |
| CN112850465B true CN112850465B (en) | 2023-03-14 |
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| CN210214609U (en) * | 2019-05-06 | 2020-03-31 | 广州中寓建设工程有限公司 | River surge treatment engineering is with pre-buried lifting device |
| CN211444743U (en) * | 2020-01-11 | 2020-09-08 | 重庆智邦工程机械(集团)有限公司 | Excavator track soaks hoist |
| CN212127258U (en) * | 2020-05-25 | 2020-12-11 | 广东新江永安建设工程有限公司 | Hoisting accessory for construction |
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| CN112850465A (en) | 2021-05-28 |
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