CN214693000U - Crawler crane counterweight device - Google Patents
Crawler crane counterweight device Download PDFInfo
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- CN214693000U CN214693000U CN202120349306.3U CN202120349306U CN214693000U CN 214693000 U CN214693000 U CN 214693000U CN 202120349306 U CN202120349306 U CN 202120349306U CN 214693000 U CN214693000 U CN 214693000U
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- crawler crane
- rod
- counterweight
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Abstract
The utility model relates to a crawler crane counter weight device especially relates to building construction equipment field, and it includes crawler crane body, swing arm and fly jib all with the crawler crane body is articulated, still includes the counter weight component, the counter weight component includes balancing weight and drive assembly, the balancing weight is located on the fly jib, drive assembly is used for adjusting the balancing weight is in position on the fly jib. The crawler crane counterweight device designed in the application is convenient for adjusting the position of the counterweight block through the counterweight member, so that the auxiliary arm and the movable arm are balanced, the working stability of the crawler crane is ensured, and the practicability of the crawler crane counterweight device is improved.
Description
Technical Field
The application relates to the field of building construction equipment, in particular to a crawler crane counterweight device.
Background
The crawler crane is a full-rotation movable arm frame type crane with a crawler traveling device, the crawler crane comprises a power device, a working mechanism, a movable arm, a rotary table, a chassis and the like, and the crawler crane has the advantages of good stability, large loading capacity, good anti-skid performance, low requirement on the road surface and the like.
At present, the balance weight of a crawler crane in the market is fixed, and when different weights are hoisted, the number of sections of a movable arm needs to be changed to complete hoisting of the weights.
In view of the above-mentioned related art, the inventor believes that the number of boom joints is frequently attached and detached when different weights are lifted, and the operation is excessively complicated, so that the work efficiency is lowered.
SUMMERY OF THE UTILITY MODEL
In order to facilitate lifting different heavy objects, the application provides a crawler crane counterweight device.
The application provides a crawler crane counter weight device adopts following technical scheme:
a crawler crane counterweight device comprises a crawler crane body, a movable arm and a secondary arm, wherein the movable arm and the secondary arm are both hinged to the crawler crane body, the crawler crane counterweight device further comprises a counterweight member, the counterweight member comprises a counterweight block and a driving assembly, the counterweight block is located on the secondary arm, and the driving assembly is used for adjusting the position of the counterweight block on the secondary arm.
By adopting the technical scheme, when the crawler crane counterweight device is used, firstly, an object is hung on the movable arm, then the driving component is adjusted, the driving component drives the counterweight block to move, and the movable arm and the auxiliary arm can be balanced when the counterweight block moves to the position of the counterweight block; the designed crawler crane counterweight device is convenient for adjusting the position of the counterweight block through the counterweight member, so that the auxiliary arm and the movable arm are balanced, the working stability of the crawler crane is ensured, and the practicability of the crawler crane counterweight device is improved.
Optionally, the driving assembly includes a slider, a screw rod and a forward and reverse rotation motor, the slider is connected with the auxiliary arm in a sliding manner, the screw rod penetrates through the slider, the screw rod is connected with the slider in a threaded manner, one end of the screw rod is connected with an output shaft of the forward and reverse rotation motor, the screw rod is coaxially arranged with the output shaft of the forward and reverse rotation motor, and the forward and reverse rotation motor is located on the auxiliary arm.
By adopting the technical scheme, when the position of the balancing weight needs to be adjusted, the forward and reverse rotating motor is adjusted, the output shaft of the forward and reverse rotating motor drives the screw rod to rotate, the screw rod drives the sliding block to move, and the sliding block drives the balancing weight to move; the arrangement of the driving assembly facilitates adjusting the position of the balancing weight, so that the crawler crane can lift objects with different weights conveniently, and the application range of the crawler crane is enlarged.
Optionally, a slide rail is arranged on the auxiliary arm, the length of the slide rail is parallel to the axial direction of the screw rod, and the slide block is connected with the slide rail in a sliding manner.
Through adopting above-mentioned technical scheme, the setting of slide rail, the directional slip of the slider of being convenient for, and then the slider of being convenient for drives the balancing weight motion, simultaneously, reduces the slider and takes place the possibility of skew in the motion process, and then reduces rocking of balancing weight.
Optionally, a limiting block is arranged at one end, far away from the crawler crane body, of the auxiliary arm, the limiting block is used for limiting the stroke of the sliding block, and the screw is rotatably connected with the limiting block.
Through adopting above-mentioned technical scheme, the setting of stopper is convenient for restrict the stroke of slider, reduces the possibility of slider landing, and then reduces dropping of balancing weight, guarantees the balanced stability of balancing weight, improves the security of crawler crane.
Optionally, the lifting device further comprises a connecting component, wherein the connecting component comprises a connecting rod, a hook and a hanging scaffold, one end of the connecting rod is connected with the hanging scaffold, the other end of the connecting rod is connected with the hook, the hook is used for hanging a balancing weight, and the hanging scaffold is connected with the sliding block through a rope.
Through adopting above-mentioned technical scheme, connection structure's setting, the balancing weight of being convenient for is connected with the slider, and simultaneously, and then the adjustment of the balancing weight of being convenient for improves the practicality of crawler crane.
Optionally, a reel is arranged on the slider, the reel is rotatably connected with the slider, and the rope is wound on the reel.
Through adopting above-mentioned technical scheme, the winding of rope of being convenient for is gone up in the setting of reel, and then is convenient for to lifting by crane of balancing weight, simultaneously, reduces the wearing and tearing of rope, and then prolongs the life of crawler crane.
Optionally, the crawler crane further comprises a supporting member, the supporting member comprises a fixed rod and a sliding rod, one end of the fixed rod is connected with the crawler crane body, the other end of the fixed rod is connected with the sliding rod in a sliding manner, and one end, far away from the fixed rod, of the sliding rod is connected with the connecting rod.
By adopting the technical scheme, when the sliding block moves, the sliding block drives the rope to move, the rope drives the hanging scaffold to move, the hanging scaffold drives the connecting rod to move, the connecting rod drives the hook to move, the hook drives the balancing weight to move, and meanwhile, the connecting rod pushes the sliding rod to move along the fixed rod; the setting of supporting member is convenient for support the connecting rod, reduces rocking of balancing weight in the motion process, improves the security of crawler crane.
Optionally, the hook is provided with a placing frame far away from one end of the connecting rod, the placing frame comprises a supporting seat and a limiting rod, the supporting seat is connected with the limiting rod through a fixing bolt, the balancing weight is located on the supporting seat, and the supporting seat is connected with the hook in an articulated mode.
Through adopting above-mentioned technical scheme, the setting of rack, the setting of the balancing weight of being convenient for, simultaneously, guarantee the stability of counter weight, reduce the risk that the balancing weight dropped.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the designed crawler crane counterweight device is convenient for adjusting the position of the counterweight block through the counterweight component, so that the auxiliary arm and the movable arm are balanced, the working stability of the crawler crane is ensured, and the practicability of the crawler crane counterweight device is improved;
2. the arrangement of the driving assembly is convenient for adjusting the position of the balancing weight, so that the crawler crane can conveniently lift objects with different weights, and the application range of the crawler crane is enlarged;
3. the setting of supporting member is convenient for support the connecting rod, reduces rocking of balancing weight in the motion process, improves the security of crawler crane.
Drawings
Fig. 1 is a schematic structural diagram of the whole crawler crane counterweight device according to the embodiment.
Fig. 2 is an enlarged view of a portion a of fig. 1.
Description of reference numerals: 1. a crawler crane body; 2. a movable arm; 3. an auxiliary arm; 31. a slide rail; 4. a weight member; 41. a balancing weight; 42. a slider; 421. a reel; 43. a screw; 44. a positive and negative rotation motor; 5. a limiting block; 6. a connecting member; 61. a connecting rod; 62. hooking; 63. a hanging scaffold; 7. a rope; 8. a support member; 81. fixing the rod; 82. a slide bar; 9. placing a rack; 91. a supporting seat; 92. a limiting rod; 93. and (5) fixing the bolt.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses crawler crane counter weight device. Referring to fig. 1, the crawler crane counterweight device comprises a crawler crane body 1, a movable arm 2, a secondary arm 3, a counterweight member 4, a connecting member 6 and a supporting member 8, wherein the movable arm 2 and the secondary arm 3 are both hinged to the crawler crane body 1, the movable arm 2 and the secondary arm 3 are arranged at an included angle which is greater than 0 degree and smaller than 180 degrees, the counterweight member 4 is used for increasing the weight of the secondary arm 3 to balance the secondary arm 3 and the movable arm 2, the connecting member 6 is used for connecting the counterweight member 4 with the secondary arm 3, and the supporting member 8 is used for supporting the counterweight member 4 to improve the stability of the crawler crane.
Referring to fig. 1, the counterweight member 4 includes a counterweight 41 and a driving assembly, the counterweight 41 is detachably connected to the sub-arm 3, the counterweight 41 is used for balancing a heavy object suspended on the movable arm 2, and the driving assembly is used for adjusting the position of the counterweight 41 on the sub-arm 3; the driving assembly comprises a sliding block 42, a screw 43 and a forward and reverse rotating motor 44, the sliding block 42 is in sliding connection with the auxiliary arm 3, the screw 43 penetrates through the sliding block 42, the screw 43 is in threaded connection with the sliding block 42, one end of the screw 43 is connected with an output shaft of the forward and reverse rotating motor 44 through a coupler, the screw 43 is coaxially arranged with the output shaft of the forward and reverse rotating motor 44, the forward and reverse rotating motor 44 is connected with the auxiliary arm 3 through a bolt, the counterweight member 4 is convenient to adjust the position of the counterweight block 41, the auxiliary arm 3 is further balanced with the movable arm 2, meanwhile, the movable arm 2 is convenient to hang heavy objects with different weights, and the practicability of the crawler crane is improved.
Referring to fig. 1, a sliding rail 31 is welded on the side wall of the secondary arm 3, in this embodiment, two sliding rails 31 are provided, and the two sliding rails 31 are symmetrically arranged about the width center line of the secondary arm 3, the length of the sliding rail 31 is parallel to the axial direction of the screw 43, the sliding block 42 is slidably connected with the sliding rail 31, the sliding rail 31 facilitates the sliding of the sliding block 42, so that the sliding block 42 drives the counterweight 41 to move, and the change of the position of the counterweight 41 is realized; the auxiliary arm 3 is kept away from one end of the crawler crane body 1 and is welded with the limiting block 5, the limiting block 5 is used for limiting the stroke of the sliding block 42, the screw 43 is rotatably connected with the limiting block 5, the limiting block 5 is convenient for limiting the stroke of the sliding block 42, and the possibility that the sliding block 42 is separated from the sliding rail 31 is reduced.
Referring to fig. 1 and 2, the connecting member 6 includes a connecting rod 61, a hook 62 and a hanging scaffold 63, one end of the connecting rod 61 is welded to the hanging scaffold 63, the other end of the connecting rod is connected to the hook 62 through a bolt, the hook 62 is used for hanging the counterweight 41, the hanging scaffold 63 is connected to the slider 42 through the rope 7, and the connecting member 6 facilitates the connection between the counterweight 41 and the slider 42, so as to adjust the weight of the counterweight 41; there is reel 421 through bolt 93 on the slider 42, and reel 421 is located slider 42 and keeps away from positive and negative rotating electrical machines 44 one side, and reel 421 and slider 42 rotate to be connected, and on reel 421 was around locating to the rope 7, reel 421 was convenient for around establishing of rope 7, reduced the wearing and tearing of rope 7, prolonged the life of rope 7, improved crawler crane counter weight device's stability.
Referring to fig. 1, the supporting member 8 includes a fixing rod 81 and a sliding rod 82, one end of the fixing rod 81 is hinged to the crawler crane body 1, the other end of the fixing rod 81 is connected with the sliding rod 82 in a sliding manner, one end of the sliding rod 82, which is far away from the fixing rod 81, is hinged to the connecting rod 61, and the supporting member 8 is convenient for supporting the connecting rod 61, so that the shaking of the counterweight block 41 in the moving process is reduced, and the safety of the crawler crane counterweight device is improved; couple 62 is kept away from connecting rod 61 one end and has been linked up rack 9, rack 9 includes supporting seat 91 and gag lever post 92, supporting seat 91 passes through fixing bolt 93 with gag lever post 92 and is connected, the support frame articulates with couple 62, balancing weight 41 is placed on supporting seat 91, gag lever post 92 supports tightly with the lateral wall of balancing weight 41, the placing of the counter weight of being convenient for of supporting seat 91, gag lever post 92 is convenient for support tightly balancing weight 41, reduce the risk that balancing weight 41 dropped, improve the security that the track hung.
The implementation principle of a crawler crane counterweight device in the embodiment of the application is as follows: firstly, a heavy object is hung on the movable arm 2, then the forward and reverse rotation motor 44 is adjusted, an output shaft of the forward and reverse rotation motor 44 drives the screw 43 to rotate, the screw 43 drives the slider 42 to move, the slider 42 drives the reel 421 to move, the reel 421 drives the rope 7 to move, the rope 7 drives the hanging plate 63 to move, the hanging plate 63 drives the connecting rod 61 to move, meanwhile, the connecting rod 61 pushes the sliding rod 82 to move along the fixing rod 81, the connecting rod 61 drives the hook 62 to move, the hook 62 transfers the supporting seat 91 to move, the supporting seat 91 drives the counterweight block 41 to move, and the movable arm 2 and the auxiliary arm 3 can be balanced when the supporting seat 91 moves to the position of the counterweight block 41.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a crawler crane counter weight device, includes crawler crane body (1), swing arm (2) and fly jib (3) all with crawler crane body (1) is articulated, its characterized in that: the counterweight device is characterized by further comprising a counterweight member (4), wherein the counterweight member (4) comprises a counterweight block (41) and a driving assembly, the counterweight block (41) is located on the auxiliary arm (3), and the driving assembly is used for adjusting the position of the counterweight block (41) on the auxiliary arm (3).
2. A crawler crane counterweight device according to claim 1, wherein: the driving assembly comprises a sliding block (42), a screw rod (43) and a forward and reverse rotating motor (44), the sliding block (42) is connected with the auxiliary arm (3) in a sliding mode, the screw rod (43) penetrates through the sliding block (42), the screw rod (43) is connected with the sliding block (42) in a threaded mode, one end of the screw rod (43) is connected with an output shaft of the forward and reverse rotating motor (44), the screw rod (43) and an output shaft of the forward and reverse rotating motor (44) are arranged coaxially, and the forward and reverse rotating motor (44) is located on the auxiliary arm (3).
3. A crawler crane counterweight device according to claim 2, wherein: the auxiliary arm (3) is provided with a sliding rail (31), the length of the sliding rail (31) is parallel to the axial direction of the screw rod (43), and the sliding block (42) is connected with the sliding rail (31) in a sliding mode.
4. A crawler crane counterweight device according to claim 2, wherein: and one end of the auxiliary arm (3), which is far away from the crawler crane body (1), is provided with a limiting block (5), the limiting block (5) is used for limiting the stroke of the sliding block (42), and the screw rod (43) is rotationally connected with the limiting block (5).
5. A crawler crane counterweight device according to claim 2, wherein: still include connecting elements (6), connecting elements (6) include connecting rod (61), couple (62) and platform sling (63), connecting rod (61) one end with platform sling (63) are connected, the other end with couple (62) are connected, couple (62) are used for articulating balancing weight (41), platform sling (63) pass through rope (7) with slider (42) are connected.
6. A crawler crane counterweight device according to claim 5, characterized in that: be provided with reel (421) on slider (42), reel (421) with slider (42) rotate to be connected, rope (7) are around locating on reel (421).
7. A crawler crane counterweight device according to claim 5, characterized in that: the crawler crane is characterized by further comprising a supporting member (8), wherein the supporting member (8) comprises a fixing rod (81) and a sliding rod (82), one end of the fixing rod (81) is connected with the crawler crane body (1), the other end of the fixing rod is connected with the sliding rod (82) in a sliding mode, and one end, far away from the fixing rod (81), of the sliding rod (82) is connected with the connecting rod (61).
8. A crawler crane counterweight device according to claim 5, characterized in that: the hook (62) is far away from one end of the connecting rod (61) and is provided with a placing rack (9), the placing rack (9) comprises a supporting seat (91) and a limiting rod (92), the supporting seat (91) is connected with the limiting rod (92) through a fixing bolt (93), the balancing weight (41) is located on the supporting seat (91), and the supporting seat (91) is connected with the hook (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120349306.3U CN214693000U (en) | 2021-02-07 | 2021-02-07 | Crawler crane counterweight device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120349306.3U CN214693000U (en) | 2021-02-07 | 2021-02-07 | Crawler crane counterweight device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214693000U true CN214693000U (en) | 2021-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120349306.3U Active CN214693000U (en) | 2021-02-07 | 2021-02-07 | Crawler crane counterweight device |
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| CN (1) | CN214693000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115744689A (en) * | 2022-10-25 | 2023-03-07 | 中铁二十局集团南方工程有限公司 | Hoisting equipment and method for shield machine |
-
2021
- 2021-02-07 CN CN202120349306.3U patent/CN214693000U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115744689A (en) * | 2022-10-25 | 2023-03-07 | 中铁二十局集团南方工程有限公司 | Hoisting equipment and method for shield machine |
| CN115744689B (en) * | 2022-10-25 | 2023-11-28 | 中铁二十局集团南方工程有限公司 | Hoisting equipment and method for shield tunneling machine |
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