CN210795533U - Automatic unloading device for gantry crane grab bucket - Google Patents
Automatic unloading device for gantry crane grab bucket Download PDFInfo
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- CN210795533U CN210795533U CN201921635996.8U CN201921635996U CN210795533U CN 210795533 U CN210795533 U CN 210795533U CN 201921635996 U CN201921635996 U CN 201921635996U CN 210795533 U CN210795533 U CN 210795533U
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- grab bucket
- automatic unloading
- unloading device
- electromagnet
- pulley
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Abstract
The utility model relates to a grab bucket technical field just discloses an automatic discharge devices of high pedestal jib crane grab bucket. This automatic discharge devices of high pedestal jib crane grab bucket, including the mobile device, electromagnetism grab bucket and material collection/dumping device, the mobile device includes the pulley bearing piece, the bearing slide bar, the pulley, including a motor, an end cap, a controller, and a cover plate, the grab bucket mount pad, the connecting rod, elastic rope and limiting block, the electromagnetism grab bucket includes rings, the grab bucket base, the grab bucket claw, first electro-magnet, the otic placode, hydraulic telescoping rod, connecting block and second electro-magnet, the material is collected/is dumped the device and is included the hinge ring, the diaphragm, backup pad and third electro-magnet. The automatic unloading device of the gantry crane grab bucket can realize automatic unloading, the grabbing range is wider, the same or opposite current is introduced into the second electromagnet and the third electromagnet, the opposite magnetic poles are the same or opposite, and therefore the tension or the clamping force of the grab bucket claw is increased.
Description
Technical Field
The utility model relates to a grab bucket technical field specifically is an automatic discharge devices of high pedestal jib crane grab bucket.
Background
The grab bucket of portal crane is a special tool for grabbing dry and scattered goods by crane, and is composed of two or more openable bucket-shaped jaw plates which are combined together to form a containing space, wherein the jaw plates are closed in a material pile during loading, the material is grabbed into the containing space, the jaw plates are opened in a suspended state above the material pile during unloading, the material is scattered on the material pile, and the opening and closing of the jaw plates 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.
The existing gantry crane grab bucket opening unloading process is as follows: the supporting rope and the opening and closing rope stop moving when descending to a distance of 3 meters from the cargo pile, the supporting rope keeps still after the action, and the opening and closing rope descends to realize bucket opening and unloading until the grab bucket is completely opened and then stops. At present, the unloading process completely depends on manual operation of workers, and automatic unloading of the grab bucket cannot be realized.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides an automatic discharge devices of high pedestal jib crane grab bucket possesses automatic unloading and snatchs advantage such as wide of scope, has solved artifical discharge and has snatched the little problem of scope.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a high pedestal jib crane grab bucket automatic discharge device, includes mobile device, electromagnetism grab bucket and material collection/tipping device, electromagnetism grab bucket is installed in the bottom of mobile device, material collection/tipping device installs the bottom at the electromagnetism grab bucket.
The mobile device includes pulley bearing piece and bearing slide bar, the inside movable mounting of pulley bearing piece has the pulley, pulley bearing piece bottom fixed mounting has the motor, motor drive fixed mounting has the shaft, shaft outside fixed mounting has the runner, runner fixed surface installs the stay cord, the one end fixed mounting that the runner was kept away from to the stay cord has the protective sheath, protective sheath bottom fixed mounting has the grab bucket mount pad, pulley bearing piece bottom fixed mounting has the connecting rod, the one end fixed mounting that the pulley bearing piece was kept away from to the connecting rod has the elastic rope, the equal fixed mounting in bearing slide bar both ends has the restriction piece.
The electromagnetic grab bucket comprises a lifting ring, a grab bucket base is fixedly mounted at the bottom of the lifting ring, grab bucket claws are movably mounted on the left side and the right side of the grab bucket base, first electromagnets are fixedly mounted on the lower surface of the grab bucket base, lug plates are fixedly mounted on the left side and the right side of the grab bucket base, hydraulic telescopic rods are mounted in the lug plates in an articulated mode, connecting blocks are fixedly mounted on the upper surfaces of the grab bucket claws, and second electromagnets are fixedly mounted on the inner surfaces of the grab bucket claws.
The material is collected/the device that dumps includes the hinge joint ring, the inside swing joint diaphragm of hinge joint ring, the one end fixed mounting that the hinge joint ring was kept away from to the diaphragm has the backup pad, fixed mounting has the third electro-magnet between diaphragm and the backup pad.
Further, the runner has a plurality ofly, and is a plurality of a stay cord is equallyd divide respectively to the runner, the connecting rod has a plurality ofly, and is a plurality of the equal fixed mounting in connecting rod one end has the elasticity rope, the one end fixed connection protective sheath of connecting rod is kept away from to the elasticity rope.
Furthermore, the specification and size of the pulleys are matched with those of the bearing slide bars, the number of the bearing slide bars is two, and the pulleys are movably arranged between the two bearing slide bars.
Furthermore, there are four second electromagnets, four second electromagnets are equally divided into two groups, and are respectively and fixedly installed on the inner sides of the two different grab bucket claws, and there are two third electromagnets.
Furthermore, the diaphragm is connected through the hinge ring with the grab bucket claw, the upper end of backup pad is personally submitted the slope setting for the horizontal plane, be the paralleling between the lower extreme of backup pad and the horizontal plane and set up, the third electro-magnet is vertical shape setting.
The utility model has the advantages that:
1. this automatic unloader of high pedestal jib crane grab bucket can realize automatic unloading, and through the electric current that lets in not equidirectional to second electro-magnet and third electro-magnet, make relative second electro-magnet and relative third electro-magnet utmost point the same production repel to increase the tension of grab bucket claw, grab bucket claw top is connected with hydraulic telescoping rod in addition, can open the grab bucket claw more easily through hydraulic telescoping rod's flexible and unload.
2. This automatic discharge devices of high pedestal jib crane grab bucket, it is more extensive to snatch the scope, install material collection/dumping device in the bottom of grab bucket claw, when snatching the material, diaphragm and backup pad can be through articulated ring to both sides expansion about, it is more extensive to make the face of snatching, in addition through the electric current that lets in the equidirectional to second electro-magnet and third electro-magnet, make relative second electro-magnet and relative third electro-magnet utmost point opposite production attract, increase the clamping force of grab bucket claw, make the material be difficult for droing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic front view of the present invention;
fig. 2 is a left side view schematic diagram of the pulley bearing member of the present invention.
Description of reference numerals: 1-moving device, 101-pulley bearing part, 102-bearing sliding rod, 103-pulley, 104-motor, 105-wheel shaft, 106-rotating wheel, 107-pulling rope, 108-protective sleeve, 109-grab bucket mounting seat, 110-connecting rod, 111-elastic rope, 112-limiting block, 2-electromagnetic grab bucket, 201-lifting ring, 202-grab bucket base, 203-grab bucket claw, 204-first electromagnet, 205-lug plate, 206-hydraulic telescopic rod, 207-connecting block, 208-second electromagnet, 3-material collecting/dumping device, 301-hinged ring, 302-transverse plate, 303-supporting plate and 304-third electromagnet.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-2, the automatic unloading device for the grab bucket of the portal jib crane comprises a moving device 1, an electromagnetic grab bucket 2 and a material collecting/dumping device 3, wherein the electromagnetic grab bucket 2 is arranged at the bottom of the moving device 1, and the material collecting/dumping device 3 is arranged at the bottom of the electromagnetic grab bucket 2.
The mobile device 1 comprises a pulley bearing part 101 and two bearing sliding rods 102, wherein two bearing sliding rods 102 are provided, a pulley 103 is movably arranged in the pulley bearing part 101, the specification size of the pulley 103 is matched with the specification size of the bearing sliding rods 102, the pulley 103 is movably arranged between the two bearing sliding rods 102, the pulley 103 can slide in the bearing sliding rods 102, a motor 104 is fixedly arranged at the bottom of the pulley bearing part 101, a wheel shaft 105 is fixedly arranged under the driving of the motor 104, a rotating wheel 106 is fixedly arranged on the outer side of the wheel shaft 105, a plurality of rotating wheels 106 are provided, a pull rope 107 is fixedly arranged on the surface of the rotating wheel 106, the weight can be shared by the pull ropes 107, a protective sleeve 108 is fixedly arranged at one end of the pull rope 107 far away from the rotating wheel 106, a grab bucket mounting seat 109 is fixedly arranged at the bottom of the protective sleeve 108, a connecting rod 110 is fixedly arranged, the function of the multi-strand elastic rope 111 is to be level with the multi-strand pulling rope 107, so that the electromagnetic grab 2 cannot incline, and also has the function of sharing weight, one end of the elastic rope 111 far away from the connecting rod 110 is fixedly connected with the protective sleeve 108, and two ends of the bearing sliding rod 102 are fixedly provided with the limiting blocks 112.
The electromagnetic grab 2 comprises a lifting ring 201, the lifting ring 201 is installed inside a grab installation seat 109, a grab base 202 is fixedly installed at the bottom of the lifting ring 201, grab claws 203 are movably installed on the left side and the right side of the grab base 202, first electromagnets 204 are fixedly installed on the lower surface of the grab base 202, the first electromagnets 204 are used for enabling the grab to clamp iron products more tightly, the first electromagnets 204 only have two types of current passing-in and current not passing-in, magnetism is achieved when current is passed in, otherwise, ear plates 205 are fixedly installed on the left side and the right side of the grab base 202, hydraulic telescopic rods 206 are installed in the ear plates 205 in a hinged mode, connecting blocks 207 are fixedly installed on the upper surface of the grab claws 203, second electromagnets 208 are fixedly installed on the inner surface of the grab claws 203, the second electromagnets 208 have four pieces, the four pieces of second electromagnets 208 are divided into two groups, and the four pieces of second electromagnets 208 are respectively and fixedly installed on the inner sides of the two.
The material collecting/dumping device 3 comprises a hinge ring 301, the material collecting/dumping device 3 simultaneously protects the grab bucket claw 203, the bottom of the grab bucket claw 203 is not in direct contact with the material, a transverse plate 302 is movably connected inside the hinge ring 301, the transverse plate 302 is connected with the grab bucket claw 203 through the hinge ring 301, a support plate 303 is fixedly installed at one end, away from the hinge ring 301, of the transverse plate 302, the upper end of the support plate 303 is obliquely arranged relative to the horizontal plane, the lower end of the support plate 303 is arranged in a parallel manner with the horizontal plane, a third electromagnet 304 is fixedly installed between the transverse plate 302 and the support plate 303, the number of the third electromagnets 304 is two, and the third electromagnet 304 is arranged in a vertical manner.
When the device is used, the device is moved to a designated position through the matching between the pulley 103 and the bearing sliding rod 102 in the pulley bearing part 101, then the motor 104 is driven to rotate to drive the wheel shaft 105 to rotate, the rotating wheel 106 is driven to rotate, the pulling rope 107 is paid off, the hydraulic telescopic rod 206 extends outwards while the wire is paid off, currents in different directions are applied to the second electromagnet 208 and the third electromagnet 304, the opposite second electromagnet 208 and the opposite third electromagnet 304 have the same magnetic pole and generate repulsion, the grab bucket claw 203 is extended to grab a material, the motor 104 is used for reversing to take up the material after grabbing, the device is lifted, then the device is moved to the unloading position through the sliding of the pulley 103 on the bearing sliding rod 102, currents in different directions are applied to the second electromagnet 208 and the third electromagnet 304, the opposite second electromagnet 208 and the opposite third electromagnet 304 have the same magnetic pole and generate repulsion, the hydraulic telescoping rod 206 retracts inward to open the grapple claw for unloading.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The utility model provides an automatic unloader of high pedestal jib crane grab bucket, includes mobile device (1), electromagnetism grab bucket (2) and material collection/tipping device (3), its characterized in that: the electromagnetic grab bucket (2) is arranged at the bottom of the moving device (1), and the material collecting/dumping device (3) is arranged at the bottom of the electromagnetic grab bucket (2);
the moving device (1) comprises a pulley bearing part (101) and a bearing sliding rod (102), a pulley (103) is movably arranged in the pulley bearing part (101), a motor (104) is fixedly arranged at the bottom of the pulley bearing part (101), the motor (104) is fixedly provided with a wheel shaft (105) in a driving way, the outer side of the wheel shaft (105) is fixedly provided with a rotating wheel (106), a pull rope (107) is fixedly arranged on the surface of the rotating wheel (106), a protective sleeve (108) is fixedly arranged at one end of the pull rope (107) far away from the rotating wheel (106), a grab bucket mounting seat (109) is fixedly arranged at the bottom of the protective sleeve (108), a connecting rod (110) is fixedly arranged at the bottom of the pulley bearing part (101), one end of the connecting rod (110) far away from the pulley bearing part (101) is fixedly provided with an elastic rope (111), limiting blocks (112) are fixedly arranged at two ends of the bearing sliding rod (102);
the electromagnetic grab bucket (2) comprises a lifting ring (201), a grab bucket base (202) is fixedly installed at the bottom of the lifting ring (201), grab bucket claws (203) are movably installed on the left side and the right side of the grab bucket base (202), a first electromagnet (204) is fixedly installed on the lower surface of the grab bucket base (202), lug plates (205) are fixedly installed on the left side and the right side of the grab bucket base (202), hydraulic telescopic rods (206) are hinged in the lug plates (205), connecting blocks (207) are fixedly installed on the upper surfaces of the grab bucket claws (203), and a second electromagnet (208) is fixedly installed on the inner surfaces of the grab bucket claws (203);
the material collecting/dumping device (3) comprises a hinge ring (301), the hinge ring (301) is movably connected with a transverse plate (302), a supporting plate (303) is fixedly arranged at one end, away from the hinge ring (301), of the transverse plate (302), and a third electromagnet (304) is fixedly arranged between the transverse plate (302) and the supporting plate (303).
2. The automatic unloading device for the grab bucket of the portal crane according to claim 1, wherein the automatic unloading device comprises: runner (106) have a plurality ofly, and is a plurality of stay cord (107) are equally divided to runner (106) do not connect, connecting rod (110) have a plurality ofly, and is a plurality of the equal fixed mounting in connecting rod (110) one end has elastic rope (111), one end fixed connection protective sheath (108) of connecting rod (110) are kept away from in elastic rope (111).
3. The automatic unloading device for the grab bucket of the portal crane according to claim 1, wherein the automatic unloading device comprises: the specification and size of the pulleys (103) are matched with those of the bearing sliding rods (102), the number of the bearing sliding rods (102) is two, and the pulleys (103) are movably arranged between the two bearing sliding rods (102).
4. The automatic unloading device for the grab bucket of the portal crane according to claim 1, wherein the automatic unloading device comprises: the number of the second electromagnets (208) is four, the second electromagnets (208) are divided into two groups and are fixedly installed on the inner sides of the two different grab bucket claws (203), and the number of the third electromagnets (304) is two.
5. The automatic unloading device for the grab bucket of the portal crane according to claim 1, wherein the automatic unloading device comprises: the transverse plate (302) is connected with the grab bucket claw (203) through a hinge ring (301), the upper end of the supporting plate (303) is obliquely arranged relative to the horizontal plane, the lower end of the supporting plate (303) is arranged in a parallel manner with the horizontal plane, and the third electromagnet (304) is arranged in a vertical manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921635996.8U CN210795533U (en) | 2019-09-26 | 2019-09-26 | Automatic unloading device for gantry crane grab bucket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921635996.8U CN210795533U (en) | 2019-09-26 | 2019-09-26 | Automatic unloading device for gantry crane grab bucket |
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| Publication Number | Publication Date |
|---|---|
| CN210795533U true CN210795533U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921635996.8U Active CN210795533U (en) | 2019-09-26 | 2019-09-26 | Automatic unloading device for gantry crane grab bucket |
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| Country | Link |
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| CN (1) | CN210795533U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113184693A (en) * | 2021-05-24 | 2021-07-30 | 安徽马钢矿业资源集团姑山矿业有限公司 | Deep-digging grab bucket structure for mine field traveling crane |
| CN115303955A (en) * | 2022-08-23 | 2022-11-08 | 浙江浙起机械有限公司 | Large-tonnage grab bucket bridge crane |
-
2019
- 2019-09-26 CN CN201921635996.8U patent/CN210795533U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113184693A (en) * | 2021-05-24 | 2021-07-30 | 安徽马钢矿业资源集团姑山矿业有限公司 | Deep-digging grab bucket structure for mine field traveling crane |
| CN113184693B (en) * | 2021-05-24 | 2022-04-05 | 安徽马钢矿业资源集团姑山矿业有限公司 | Deep-digging grab bucket structure for mine field traveling crane |
| CN115303955A (en) * | 2022-08-23 | 2022-11-08 | 浙江浙起机械有限公司 | Large-tonnage grab bucket bridge crane |
| CN115303955B (en) * | 2022-08-23 | 2024-03-29 | 浙江浙起机械有限公司 | Large-tonnage grab bridge crane |
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