CN113666283A - Crane counterweight structure and stabilizing method - Google Patents
Crane counterweight structure and stabilizing method Download PDFInfo
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- CN113666283A CN113666283A CN202110989196.1A CN202110989196A CN113666283A CN 113666283 A CN113666283 A CN 113666283A CN 202110989196 A CN202110989196 A CN 202110989196A CN 113666283 A CN113666283 A CN 113666283A
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- crane
- rod
- counterweight
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000000087 stabilizing effect Effects 0.000 title abstract description 6
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000003019 stabilising effect Effects 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 4
- 230000008602 contraction Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
-
- 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
Abstract
The invention relates to a crane counterweight structure and a stabilizing method, comprising a counterweight block, wherein two end parts of the top surface of the counterweight block are respectively provided with a fixing mechanism, a clamping block is arranged between the two fixing mechanisms and an external crane, the middle part of the top surface of the counterweight block and the bottom part of the external crane are respectively provided with four connecting mechanisms with mutually corresponding positions, through mutually clamping the openings of two corresponding shells, the contraction of a tension spring is matched, so that two rotating blocks are respectively clamped and connected with corresponding rotating grooves, the two connecting mechanisms with corresponding positions are relatively fixed, the subsequent positioning action required by a mounting plate and the block body is convenient, the time required by clamping the mounting plate and the block body is reduced, a first limiting rod and a second limiting rod movably penetrate through the end parts of the first connecting rod and the second connecting rod, and the first limiting rod is supported by an inclined block through pushing the inclined block to a first baffle plate, prevent that first gag lever post and second gag lever post from droing to improve the stability of balancing weight.
Description
Technical Field
The invention relates to the field of crane counterweights, in particular to a crane counterweight structure, and more particularly to a crane counterweight structure and a stabilizing method.
Background
The stability of the whole crane is one of the key indexes influencing the hoisting performance of the hoisting machinery, so that the weight of the counterweight is increased to the limit that an axle can bear when the hoisting machinery is designed, and the stability of the whole crane is improved to the maximum extent.
Because the hoist counter weight is heavier, traditional hoist counter weight is inconvenient to fix its bottom at the hoist at the in-process of installation, simultaneously, when the hoist began work the jack-up, the hoist counter weight received the effect of gravity and centrifugal force, appears falling easily and causes the damage of people and building around.
Disclosure of Invention
This scheme has been solved because the hoist counter weight is heavier, and traditional hoist counter weight is inconvenient fixes its bottom at the hoist at the in-process of installation, simultaneously, when the hoist began work jack-up, the hoist counter weight received the effect of gravity and centrifugal force, appears droing easily and causes the problem of the damage of people and building on every side.
The purpose of the invention can be realized by the following technical scheme: the utility model provides a hoist counter weight structure, includes the balancing weight, the top surface both ends of balancing weight all are provided with fixed establishment, two be provided with the fixture block between fixed establishment and the outside hoist, the top surface middle part of balancing weight and outside hoist bottom all are provided with four coupling mechanism that the position corresponds each other.
The invention has further technical improvements that: the fixing mechanism comprises a mounting plate fixedly connected with the balancing weight, a mounting groove is formed in the top surface of the mounting plate, a limiting groove is formed in the bottom of the groove wall of the mounting groove, a first connecting rod with a circular longitudinal section and a second connecting rod with a rectangular longitudinal section are arranged in the mounting groove, the mounting plate is penetrated through the two ends of the first connecting rod and the second connecting rod in an all-movable mode, and the limiting mechanisms are arranged on the front side and the rear side of the mounting plate.
The invention has further technical improvements that: the fixture block is including the block that is located the mounting panel top, the top and the outside hoist fixed connection of block, the bottom fixed mounting of block has the stopper, the stopper corresponds each other with the position in spacing groove, the block corresponds each other with the position in mounting groove, the through-hole that corresponds with first connecting rod and second connecting rod position is seted up to the preceding terminal surface of block.
The invention has further technical improvements that: stop gear include with balancing weight fixed connection's first baffle and second baffle, it is provided with the sloping block to slide between first baffle and the second baffle, the spout has been seted up to the bottom of sloping block, sliding connection has the guide rail in the spout, guide rail and balancing weight fixed connection, the middle part threaded connection of second baffle has the bolt, the one end of bolt is passed through the bearing and is rotated with the sloping block and be connected.
The invention has further technical improvements that: the inclined plane of sloping block slides and is provided with first gag lever post, the top activity of first gag lever post runs through second connecting rod and fixedly connected with second gag lever post, the top activity of second gag lever post runs through first connecting rod.
The invention has further technical improvements that: the connecting mechanism comprises a shell fixedly connected with a balancing weight or one of the external cranes, an opening is formed in one side face of the shell, a connecting plate is fixedly mounted at the opening, a rotating groove with a semicircular cross section is formed in the middle of the connecting plate, a rotating block with a semicircular cross section is movably connected inside the rotating groove, a first limiting hole is formed in the groove wall of the rotating groove, and a rotating rod is arranged inside the first limiting hole.
The invention has further technical improvements that: the spacing hole of second has been seted up to the another side of shell, the removal chamber has been seted up to the inside of shell, the chamber wall fixed mounting who removes the chamber has the connecting seat, the one end and the turning block fixed connection of dwang, the other end activity of dwang runs through the spacing hole of second, tension spring and connecting seat elastic connection are passed through at the middle part of dwang, the middle part of dwang is fixed mounting still has the limiting plate.
The invention has further technical improvements that: the top surface of balancing weight and the corresponding position of four first gag lever posts have all seted up the standing groove, the degree of depth of standing groove is the same with the length of first gag lever post and second gag lever post.
The invention has further technical improvements that: and a rotary nut is fixedly arranged at the other end of the bolt.
A method for stabilizing a counterweight structure of a crane specifically comprises the following steps:
the method comprises the following steps: an operator controls an external crane to lift the balancing weight to a preset position on the crane truck, and then the bottom of the external crane moves downwards to enable the openings of the two corresponding shells to be mutually clamped, the corresponding rotating blocks are pushed through the connecting plates, and the two rotating blocks are respectively clamped and connected with the rotating grooves on the corresponding connecting plates in a matched manner with the shrinkage of the tension springs, so that the two connecting mechanisms corresponding to the positions are relatively fixed;
step two: the block body is clamped with the mounting groove, the limiting block is clamped with the limiting groove, and the block body fixedly connected with the external crane is relatively fixed with the mounting plate by being matched with the first connecting rod and the second connecting rod to respectively and movably penetrate through the corresponding through holes;
step three: and finally, the first limiting rod and the second limiting rod are movably penetrated through the end parts of the first connecting rod and the second connecting rod, the bolt is rotated to push the inclined block to move under the limiting condition of the guide rail by rotating the rotary nut, the inclined block is pushed to the first baffle plate, the inclined surface of the inclined block supports the first limiting rod, and the first limiting rod and the second limiting rod are prevented from falling off.
Compared with the prior art, the invention has the beneficial effects that:
1. when the counterweight block is used, the openings of the two corresponding shells are mutually clamped, the connecting plate pushes the corresponding rotating blocks, the two rotating blocks are matched with the tension springs to contract, the two rotating blocks are respectively clamped and connected with the rotating grooves on the corresponding connecting plate, so that the two connecting mechanisms corresponding to the positions are relatively fixed, the subsequent positioning action required by the mounting plate and the block body is facilitated, the time required by clamping the mounting plate and the block body is reduced, meanwhile, the two rotating blocks are reset by pulling the two corresponding rotating rods, the openings of the two corresponding shells are conveniently mutually pulled out, the counterweight block is taken down, the weight of an external crane is reduced, and the oil loss during the transportation of the crane is reduced.
2. When the counterweight block is used, the block body is clamped with the mounting groove, the limiting block is clamped with the limiting groove, the first connecting rod and the second connecting rod are matched to respectively and movably penetrate through the corresponding through holes, so that the block body fixedly connected with an external crane is relatively fixed with the mounting plate, the counterweight block is conveniently connected with the external crane, the situation that the external crane topples over in the hoisting process is reduced, the first limiting rod and the second limiting rod movably penetrate through the end parts of the first connecting rod and the second connecting rod, the inclined block is pushed to the first baffle plate, the inclined surface of the inclined block supports the first limiting rod, the first limiting rod and the second limiting rod are prevented from dropping, the stability of the counterweight block is improved, and the risk that the counterweight block drops in the moving process of the external crane is reduced.
3. When the anti-lost device is used, the first limiting rod and the second limiting rod are placed in the placing groove under the condition that the balancing weight is not used, and the first limiting rod and the second limiting rod are prevented from being lost.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic view of the connecting mechanism of the present invention;
FIG. 4 is a perspective view of the fixing mechanism and the fixture block of the present invention;
FIG. 5 is a schematic structural view of a limiting mechanism of the present invention;
fig. 6 is a schematic perspective view of the limiting mechanism of the present invention.
In the figure: 1. a balancing weight; 2. a connecting mechanism; 3. a clamping block; 4. a fixing mechanism; 5. a placement groove; 201. a tension spring; 202. rotating the rod; 203. a second limiting hole; 204. a limiting plate; 205. a connecting plate; 206. a connecting seat; 207. a housing; 208. rotating the block; 209. a first limit hole; 301. a block body; 302. a limiting block; 401. mounting grooves; 402. mounting a plate; 403. a first link; 404. a second link; 405. a limiting groove; 406. a limiting mechanism; 4061. a second limiting rod; 4062. a first limit rod; 4063. a first baffle plate; 4064. a second baffle; 4065. a guide rail; 4066. a bolt; 4067. and (5) an oblique block.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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. 1-6, a counterweight structure of a crane includes a counterweight block 1, fixing mechanisms 4 are disposed at two ends of a top surface of the counterweight block 1, clamping blocks 3 are disposed between the two fixing mechanisms 4 and an external crane, and four connecting mechanisms 2 are disposed at a middle portion of the top surface of the counterweight block 1 and at a bottom portion of the external crane.
Example 1
The fixing mechanism 4 comprises a mounting plate 402 fixedly connected with the counterweight block 1, a mounting groove 401 is formed in the top surface of the mounting plate 402, a limiting groove 405 is formed in the bottom of the groove wall of the mounting groove 401, a first connecting rod 403 with a circular longitudinal section and a second connecting rod 404 with a rectangular longitudinal section are arranged in the mounting groove 401, the mounting plate 402 is movably penetrated through the two ends of the first connecting rod 403 and the second connecting rod 404, and limiting mechanisms 406 are arranged on the front side and the rear side of the mounting plate 402.
The fixture block 3 comprises a block body 301 located above the mounting plate 402, the top of the block body 301 is fixedly connected with an external crane, a limiting block 302 is fixedly mounted at the bottom of the block body 301, the limiting block 302 corresponds to a limiting groove 405, the block body 301 corresponds to a mounting groove 401, and through holes corresponding to the positions of the first connecting rod 403 and the second connecting rod 404 are formed in the front end face of the block body 301.
Foretell stop gear 406 include with 1 fixed connection's of balancing weight first baffle 4063 and second baffle 4064, it is provided with sloping block 4067 to slide between first baffle 4063 and the second baffle 4064, the spout has been seted up to sloping block 4067's bottom, sliding connection has guide rail 4065 in the spout, guide rail 4065 and 1 fixed connection of balancing weight, second baffle 4064's middle part threaded connection has bolt 4066, the bearing is passed through to bolt 4066's one end and the sloping block 4067 rotates to be connected, sloping block 4067's inclined plane slides and is provided with first gag lever post 4062, second connecting rod 404 and fixedly connected with second gag lever post 4061 are run through in first gag lever post 4062's top end activity, first connecting rod 403 is run through in the top activity of second gag lever post 4061.
The block 301 is clamped with the mounting groove 401, the limiting block 302 is clamped with the limiting groove 405, the first connecting rod 403 and the second connecting rod 404 are matched to respectively and movably penetrate through the corresponding through holes, so that the block 301 fixedly connected with an external crane and the mounting plate 402 are relatively fixed, the counterweight block 1 is conveniently connected with the external crane, the condition that the external crane topples over in the hoisting process is reduced, the first limiting rod 4062 and the second limiting rod 4061 movably penetrate through the end parts of the first connecting rod 403 and the second connecting rod 404, the inclined block 4067 is pushed to the first baffle 4063, the inclined surface of the inclined block 4067 supports the first limiting rod 4062, the first limiting rod 4062 and the second limiting rod 4061 are prevented from falling off, the stability of the counterweight block 1 is improved, the risk that the counterweight block 1 falls off in the moving process of the external crane is reduced, and meanwhile, the first limiting rod 4062 and the second limiting rod 4061 are placed in the placing groove 5 under the condition that the counterweight block 1 is not used, the first and second gag lever posts 4062, 4061 are prevented from being lost.
Example 2
The connecting mechanism 2 comprises a shell 207 fixedly connected with one of the balancing weight 1 or an external crane, an opening is arranged on one side surface of the shell 207, a connecting plate 205 is fixedly arranged at the opening, a rotating groove with a semicircular cross section is arranged in the middle of the connecting plate 205, a rotating block 208 with a semicircular cross section is movably connected in the rotating groove, a first limiting hole 209 is arranged on the groove wall of the rotating groove, a rotating rod 202 is arranged in the first limiting hole 209, a second limiting hole 203 is arranged on the other side surface of the shell 207, a moving cavity is arranged in the shell 207, a connecting seat 206 is fixedly arranged on the cavity wall of the moving cavity, one end of the rotating rod 202 is fixedly connected with the rotating block 208, the other end of the rotating rod 202 movably penetrates through the second limiting hole 203, the middle part of the rotating rod 202 is elastically connected with the connecting seat 206 through a tension spring 201, and a limiting plate 204 is also fixedly arranged in the middle part of the rotating rod 202, the corresponding position of top surface and four first gag lever post 4062 of balancing weight 1 has all seted up standing groove 5, and the degree of depth of standing groove 5 is the same with first gag lever post 4062 and second gag lever post 4061's length.
The other end of the bolt 4066 is fixedly provided with a rotating nut.
Through the mutual block of opening part of two corresponding shells 207, connecting plate 205 promotes the turning block 208 that corresponds, cooperation tension spring 201 shrink, make two turning blocks 208 respectively with correspond the rotation groove block connection on the connecting plate 205, thereby make two coupling mechanism 2 relatively fixed that the position corresponds, make things convenient for subsequent mounting panel 402 and the positioning action that block 301 needs, thereby reduce the required time of mounting panel 402 and block 301 block, simultaneously through pulling two dwang 202 that correspond, make two turning blocks 208 reset, thereby conveniently take out each other with the opening part of two corresponding shells 207, thereby realize taking off balancing weight 1, lighten weight for outside hoist, oil loss when reducing the hoist transportation.
A method for stabilizing a counterweight structure of a crane specifically comprises the following steps:
the method comprises the following steps: an operator controls an external crane to lift the counterweight block 1 to a preset position on a crane truck, and then the bottom of the external crane moves downwards to enable the openings of the two corresponding shells 207 to be mutually clamped, the connecting plate 205 pushes the corresponding rotating blocks 208, the tension spring 201 is matched to contract, the two rotating blocks 208 are respectively clamped and connected with the rotating grooves on the corresponding connecting plate 205, and therefore the two connecting mechanisms 2 corresponding to the positions are relatively fixed;
step two: then, the block body 301 is clamped with the mounting groove 401, the limiting block 302 is clamped with the limiting groove 405, and the first connecting rod 403 and the second connecting rod 404 are matched to respectively and movably penetrate through the corresponding through holes, so that the block body 301 fixedly connected with the external crane and the mounting plate 402 are relatively fixed;
step three: at last, the first limiting rod 4062 and the second limiting rod 4061 are moved through the end parts of the first connecting rod 403 and the second connecting rod 404, and the bolt 4066 is rotated to push the oblique block 4067 to move under the limiting condition of the guide rail 4065 by rotating the rotating nut, and the oblique block 4067 pushes the first baffle 4063, so that the oblique surface of the oblique block 4067 supports the first limiting rod 4062, and the first limiting rod 4062 and the second limiting rod 4061 are prevented from falling off.
The working principle is as follows: when the invention is used, firstly, the openings of the two corresponding shells 207 are mutually clamped, the connecting plate 205 pushes the corresponding rotating blocks 208, the two rotating blocks 208 are respectively clamped and connected with the rotating grooves on the corresponding connecting plate 205 by matching with the contraction of the tension spring 201, so that the two connecting mechanisms 2 corresponding to the positions are relatively fixed, the subsequent positioning action required by the mounting plate 402 and the block 301 is facilitated, the time required by the clamping of the mounting plate 402 and the block 301 is reduced, and meanwhile, the two rotating blocks 208 are reset by pulling the two corresponding rotating rods 202, so that the openings of the two corresponding shells 207 are conveniently mutually pulled out, the balancing weight 1 is taken down, the weight is reduced for an external crane, and the oil loss during the transportation of the crane is reduced; then, by engaging the block 301 with the mounting groove 401, the stopper 302 is engaged with the stopper groove 405, the first connecting rod 403 and the second connecting rod 404 are respectively and movably inserted through the corresponding through holes, so that the block 301 fixedly connected with an external crane is relatively fixed with the mounting plate 402, the counterweight 1 is conveniently connected with the external crane, thereby reducing the situation that the external crane is toppled over in the hoisting process, the first stopper 4062 and the second stopper 4061 are movably inserted through the end parts of the first connecting rod 403 and the second connecting rod 404, by pushing the inclined block 4067 to the first baffle 4063, the inclined surface of the inclined block 4067 supports the first stopper 4062, the first stopper 4062 and the second stopper 4061 are prevented from dropping off, thereby improving the stability of the counterweight 1, reducing the risk that the counterweight 1 drops off in the moving process of the external crane, and simultaneously under the situation that the counterweight 1 is not used, the first and second position limiting rods 4062 and 4061 are placed in the placement groove 5, and the first and second position limiting rods 4062 and 4061 are prevented from being lost.
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A crane counterweight structure is characterized in that: comprises that
The crane counterweight device comprises a counterweight block (1), wherein fixing mechanisms (4) are arranged at two end parts of the top surface of the counterweight block (1), clamping blocks (3) are arranged between the fixing mechanisms (4) and an external crane, and four connecting mechanisms (2) with mutually corresponding positions are arranged in the middle of the top surface of the counterweight block (1) and at the bottom of the external crane.
2. The crane counterweight structure according to claim 1, wherein the fixing mechanism (4) comprises a mounting plate (402) fixedly connected with the counterweight block (1), a mounting groove (401) is formed in the top surface of the mounting plate (402), a limiting groove (405) is formed in the bottom of the wall of the mounting groove (401), a first connecting rod (403) and a second connecting rod (404) are arranged inside the mounting groove (401), both ends of the first connecting rod (403) and the second connecting rod (404) movably penetrate through the mounting plate (402), and both the front side and the rear side of the mounting plate (402) are provided with limiting mechanisms (406).
3. The crane counterweight structure according to claim 1, wherein the fixture block (3) comprises a block body (301) located above the mounting plate (402), a limiting block (302) is fixedly mounted at the bottom of the block body (301), the limiting block (302) corresponds to a limiting groove (405), the block body (301) corresponds to a mounting groove (401), and a through hole is formed in the front end surface of the block body (301).
4. The counterweight structure of the crane according to claim 2, wherein the limiting mechanism (406) comprises a first baffle (4063) and a second baffle (4064) which are fixedly connected with the counterweight block (1), an inclined block (4067) is slidably arranged between the first baffle (4063) and the second baffle (4064), a chute is formed in the bottom of the inclined block (4067), a guide rail (4065) is slidably connected in the chute, the guide rail (4065) is fixedly connected with the counterweight block (1), a bolt (4066) is threadedly connected to the middle of the second baffle (4064), and one end of the bolt (4066) is rotatably connected with the inclined block (4067) through a bearing.
5. The counterweight structure of the crane according to claim 4, wherein the inclined plane of the inclined block (4067) is slidably provided with a first limiting rod (4062), the top end of the first limiting rod (4062) movably penetrates through the second connecting rod (404) and is fixedly connected with a second limiting rod (4061), and the top end of the second limiting rod (4061) movably penetrates through the first connecting rod (403).
6. The crane counterweight structure according to claim 1, wherein the connecting mechanism (2) comprises a housing (207) fixedly connected with the counterweight block (1) or one of the external cranes, an opening is formed in one side surface of the housing (207), a connecting plate (205) is fixedly mounted at the opening, a rotating groove with a semicircular cross section is formed in the middle of the connecting plate (205), a rotating block (208) is movably connected inside the rotating groove, a first limiting hole (209) is formed in the wall of the rotating groove, and a rotating rod (202) is arranged inside the first limiting hole (209).
7. The crane counterweight structure according to claim 6, wherein a second limiting hole (203) is formed in the other side surface of the housing (207), a movable cavity is formed in the housing (207), a connecting seat (206) is fixedly mounted on the wall of the movable cavity, one end of the rotating rod (202) is fixedly connected with the rotating block (208), the other end of the rotating rod (202) movably penetrates through the second limiting hole (203), the middle of the rotating rod (202) is elastically connected with the connecting seat (206) through a tension spring (201), and a limiting plate (204) is fixedly mounted in the middle of the rotating rod (202).
8. The counterweight structure of crane according to claim 1, wherein the top surface of the counterweight block (1) is provided with a placing groove (5) at the position corresponding to the four first limiting rods (4062).
9. A crane counterweight structure as claimed in claim 4, characterized in that the other end of said bolt (4066) is fixedly mounted with a rotating nut.
10. A method of stabilising a crane counterweight structure according to any one of claims 1 to 9, comprising the steps of:
the method comprises the following steps: an operator lifts the balancing weight (1) to a preset position on a crane car by controlling an external crane, and then moves downwards through the bottom of the external crane, so that openings of two corresponding shells (207) are mutually clamped, the corresponding rotating blocks (208) are pushed through the connecting plate (205), and the two rotating blocks (208) are respectively clamped and connected with the rotating grooves on the corresponding connecting plate (205) by matching with the shrinkage of the tension spring (201), so that two connecting mechanisms (2) corresponding to the positions are relatively fixed;
step two: then, the block body (301) is clamped with the mounting groove (401), the limiting block (302) is clamped with the limiting groove (405), and the block body (301) fixedly connected with the external crane is relatively fixed with the mounting plate (402) by respectively and movably penetrating through the corresponding through holes in cooperation with the first connecting rod (403) and the second connecting rod (404);
step three: at last, the first limiting rod (4062) and the second limiting rod (4061) are movably arranged at the end part of the first connecting rod (403) and the end part of the second connecting rod (404), the rotating nut is rotated, so that the bolt (4066) rotates to push the inclined block (4067) to move under the limiting condition of the guide rail (4065), the inclined block (4067) pushes the inclined block to the position of the first baffle (4063), the inclined plane of the inclined block (4067) supports the first limiting rod (4062), and the first limiting rod (4062) and the second limiting rod (4061) are prevented from falling off.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110989196.1A CN113666283B (en) | 2021-08-26 | 2021-08-26 | Crane counterweight structure and stabilizing method |
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| CN202110989196.1A CN113666283B (en) | 2021-08-26 | 2021-08-26 | Crane counterweight structure and stabilizing method |
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| CN113666283A true CN113666283A (en) | 2021-11-19 |
| CN113666283B CN113666283B (en) | 2023-11-07 |
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| KR101049996B1 (en) * | 2011-01-26 | 2011-07-19 | 김용석 | Counter weight of heavy epuipment |
| CN203284103U (en) * | 2013-04-18 | 2013-11-13 | 天津山河装备开发有限公司 | Guiding and spacing device for mounting balancing weight to crane |
| CN203428817U (en) * | 2013-08-15 | 2014-02-12 | 徐州重型机械有限公司 | Crane and movable counterweight mechanism thereof |
| CN103899706A (en) * | 2012-12-28 | 2014-07-02 | 三一重工股份有限公司 | Counter weight device and engineering machinery with same |
| CN211198417U (en) * | 2019-11-13 | 2020-08-07 | 徐州国联建机有限公司 | Small-volume balancing weight of tower crane |
| CN112279122A (en) * | 2020-11-27 | 2021-01-29 | 江西省丰和泰重工科技有限公司 | Tower crane's balancing weight positioning mechanism |
-
2021
- 2021-08-26 CN CN202110989196.1A patent/CN113666283B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101049996B1 (en) * | 2011-01-26 | 2011-07-19 | 김용석 | Counter weight of heavy epuipment |
| CN103899706A (en) * | 2012-12-28 | 2014-07-02 | 三一重工股份有限公司 | Counter weight device and engineering machinery with same |
| CN203284103U (en) * | 2013-04-18 | 2013-11-13 | 天津山河装备开发有限公司 | Guiding and spacing device for mounting balancing weight to crane |
| CN203428817U (en) * | 2013-08-15 | 2014-02-12 | 徐州重型机械有限公司 | Crane and movable counterweight mechanism thereof |
| CN211198417U (en) * | 2019-11-13 | 2020-08-07 | 徐州国联建机有限公司 | Small-volume balancing weight of tower crane |
| CN112279122A (en) * | 2020-11-27 | 2021-01-29 | 江西省丰和泰重工科技有限公司 | Tower crane's balancing weight positioning mechanism |
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| CN113666283B (en) | 2023-11-07 |
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Address after: 231600 intersection of Liaoyuan road and Daihe Road, Feidong Economic Development Zone, Hefei City, Anhui Province Applicant after: Anhui Jangho Intelligent Equipment Group Co.,Ltd. Address before: 230000 intersection of Liaoyuan road and Daihe Road, Feidong Economic Development Zone, Hefei City, Anhui Province Applicant before: Anhui Chunhua Intelligent Technology Co.,Ltd. |
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