CN217230004U - Anti-toppling device for balance arm of gantry lifting appliance - Google Patents
Anti-toppling device for balance arm of gantry lifting appliance Download PDFInfo
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- CN217230004U CN217230004U CN202221172379.0U CN202221172379U CN217230004U CN 217230004 U CN217230004 U CN 217230004U CN 202221172379 U CN202221172379 U CN 202221172379U CN 217230004 U CN217230004 U CN 217230004U
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- balance arm
- pulley
- link plate
- positioning bolt
- arm
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Abstract
The application discloses longmen hoist balance arm anti-overturning device relates to balance arm auxiliary assembly technical field, including the balance arm, the equal fixedly connected with jib pole in upper end both sides of balance arm, the upper end of jib pole is rotated and is connected with the pulley link plate, and the inboard demountable installation of pulley link plate has the sleeve pipe, and the outside spiro union of pulley link plate has positioning bolt, and positioning bolt's one end runs through screw and sleeve pipe in proper order and extends to the outside of pulley link plate. This application the device can at first calculate the required maximum amplitude of oscillation space in the balance arm hoist and mount before the use, punch the pulley link plate at suitable position, and use positioning bolt and lock nut to fix on the pulley link plate with sheathed tube left and right sides both ends, the pivoted arm pole can receive sheathed tube when rotating like this and blockked, and the balance arm will receive the rotation restriction under the wire rope state of relaxing, rotation by a wide margin can not carry out, the balance arm can not press on the pulley grooving yet, and provide the space for wire rope changes.
Description
Technical Field
The application relates to the technical field of balance arm auxiliary equipment, in particular to an anti-toppling device for a balance arm of a gantry lifting appliance.
Background
Because steel enterprise's converter capacity constantly increases, its supporting ladle crane's that uses also corresponding increase of load lifting capacity, because of the arrangement structure that mainly rises to rise adopts single percentage form mostly, so arrange the balance arm device on the hoist, it is comparatively convenient that wire rope is changed to such arrangement form. The gantry crane with the anti-toppling device without the balance arm of the gantry crane needs to place the gantry crane on the ground when a steel wire rope is replaced or the crane is overhauled, so that the balance arm can freely rotate under the slack state of the steel wire rope, the balance arm can be pressed on a pulley rope groove, the working space can be affected in the process of replacing the steel wire rope, and great inconvenience is brought for replacing the steel wire rope.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that the balance arm can freely rotate under the condition that a steel wire rope is loosened, the application provides an anti-falling device for the balance arm of the gantry lifting appliance.
The application provides a gantry lifting appliance balance arm anti-toppling device, adopts following technical scheme: the utility model provides a longmen hoist balance arm anti-overturning device, includes the balance arm, the equal fixedly connected with pivoted arm pole in upper end both sides of balance arm, the upper end of pivoted arm pole is rotated and is connected with the pulley link plate, the inboard demountable installation of pulley link plate has the sleeve pipe.
Based on the technical characteristics: this device can at first calculate required maximum amplitude of oscillation space in the balance arm hoist and mount before the use, punch the pulley link plate at suitable position, and use positioning bolt and lock nut to fix on the pulley link plate with sheathed tube left and right sides both ends, the pivoted arm pole can receive sheathed tube when rotating like this and block, and the balance arm will receive the rotation restriction under the wire rope state, rotation by a wide margin can not carry out, the balance arm can not press on the pulley grooving yet, and change for wire rope and provide the space.
As an optimized scheme of the gantry crane balance arm anti-toppling device, wherein: the both ends of sleeve pipe all are located the inner chamber of pulley link plate and sleeve pipe global design is hollow structure.
Based on the technical characteristics: a sleeve can be transversely placed on the inner side of the pulley hanging plate, and the sleeve can limit the rotation amplitude of the rotary arm rod.
As an optimized scheme of the gantry crane balance arm anti-toppling device, wherein: the upper end of the pulley hanging plate is connected with a pulley, and a plurality of groups are sequentially arranged on the pulley from top to bottom.
Based on the technical characteristics: the steel wire rope can be clamped in the rope groove of the pulley and the hoisting operation can be carried out.
As an optimized scheme of the gantry crane balance arm anti-toppling device, wherein: screw holes are formed in two sides of the surface of the pulley hanging plate, and two groups of screw holes are oppositely formed and communicated with each other.
Based on the technical characteristics: the maximum swing amplitude space required in the hoisting of the balance arm can be firstly calculated, and holes are drilled at the proper positions of the pulley hanging plate.
As a preferred scheme of the gantry crane balance arm anti-toppling device, wherein: the outside spiro union of pulley link plate has positioning bolt, positioning bolt's one end runs through screw and sleeve pipe in proper order and extends to the outside of pulley link plate.
Based on the technical characteristics: after the screw hole is processed, the opening of the sleeve can be aligned to the screw hole, and the positioning bolt sequentially penetrates through the screw hole and the sleeve and fixes the sleeve.
As an optimized scheme of the gantry crane balance arm anti-toppling device, wherein: and the joint of the positioning bolt and the screw hole is respectively provided with a locking nut and a washer, and the locking nut is in threaded connection with the positioning bolt in a fastening fit manner.
Based on the technical characteristics: after the positioning bolt penetrates through the screw hole and the sleeve, a washer and a screw-in locking nut can be arranged at the other end of the positioning bolt for locking and positioning, so that the sleeve can be conveniently and firmly fixed.
To sum up, the utility model discloses a following at least one beneficial effect:
1. the device can firstly calculate the maximum swing space required in the hoisting of the balance arm before use, the pulley hanging plate is punched at a proper position, and the left end and the right end of the sleeve are fixed on the pulley hanging plate by using the positioning bolts and the locking nuts, so that the rotating arm rod can be blocked by the sleeve when rotating, the balance arm can be limited by rotation when the steel wire rope is in a relaxed state, the balance arm cannot rotate greatly, the balance arm cannot be pressed on a pulley rope groove, and a space is provided for replacing the steel wire rope;
2. after the positioning bolt penetrates through the screw hole and the sleeve, a washer and a screw-in locking nut can be arranged at the other end of the positioning bolt for locking and positioning, so that the sleeve can be conveniently and firmly fixed.
Drawings
FIG. 1 is an overall structure diagram of the present invention;
FIG. 2 is a side view mounting structure view of the pulley hanging plate and the pulley of the present invention;
fig. 3 is a structural diagram of the specific installation state of the sleeve and the pulley hanging plate of the present invention.
Description of reference numerals:
1. a balance arm; 2. a boom lever; 3. a pulley hanging plate; 31. a screw hole; 4. a pulley; 5. a sleeve; 6. positioning the bolt; 7. locking the nut; 8. a gasket.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1-3.
Please refer to fig. 1-3, the utility model provides a pair of longmen hoist balance arm anti-toppling device, including balance arm 1, the equal fixedly connected with rocking arm pole 2 in upper end both sides of balance arm 1, the upper end of rocking arm pole 2 is rotated and is connected with pulley link plate 3, the upper end of pulley link plate 3 is connected with pulley 4, and pulley 4 has set gradually a plurality of groups from top to bottom, can block into wire rope and hoist the operation in pulley 4's the grooving, pulley link plate 3's inboard demountable installation has sleeve pipe 5, sleeve pipe 5's both ends all are arranged in pulley link plate 3's inner chamber and sleeve pipe 5 overall design is hollow structure, pulley link plate 3's inboard can transversely place a sleeve pipe 5 and sleeve pipe 5 can restrict the rotation range of rocking arm pole 2.
Screw holes 31 are formed in two sides of the surface of the pulley hanging plate 3, two groups of screw holes 31 are oppositely formed, the two groups of screw holes 31 are communicated with each other, the maximum swing space required in the hoisting of the balance arm 1 can be calculated at first, and holes are formed in the proper position of the pulley hanging plate 3.
The outside spiro union of pulley link plate 3 has positioning bolt 6, and positioning bolt 6's one end runs through screw 31 and sleeve pipe 5 in proper order and extends to the outside of pulley link plate 3, and after processing screw 31, screw 31 can be aimed at to 5 mouths of sleeve pipe, and utilizes positioning bolt 6 to pass screw 31 and sleeve pipe 5 in proper order and fix sleeve pipe 5.
The connecting part of the positioning bolt 6 and the screw hole 31 is respectively provided with a locking nut 7 and a washer 8, the locking nut 7 is in threaded connection with the positioning bolt 6 for fastening and matching, the washer 8 and the screw-in locking nut 7 can be arranged at the other end of the positioning bolt 6 for locking and positioning after the positioning bolt 6 penetrates through the screw hole 31 and the sleeve 5, and the sleeve 5 is conveniently and firmly fixed.
The working principle is as follows: can at first calculate required maximum amplitude of oscillation space in the 1 hoist and mount of balance arm before using, punch pulley link plate 3 at suitable position, and use positioning bolt 6 and lock nut 7 with sleeve pipe 5's the left and right sides both ends to fix on pulley link plate 3, the pivoted lever 2 can receive sleeve pipe 5's blockking when rotating like this, and balance arm 1 will receive the rotation restriction under the wire rope state of relaxing, can not carry out rotation by a wide margin, balance arm 1 also can not press on 4 grooving of pulley, and provide the space for wire rope changes.
The above is the preferred embodiment of the utility model, not limit according to this the utility model discloses a protection scope, the event: all equivalent changes made according to the structure, shape and principle of the utility model should be covered within the protection scope of the utility model.
Claims (6)
1. The utility model provides a gantry crane balance arm anti-overturning device, includes balance arm (1), its characterized in that: the balance arm is characterized in that the two sides of the upper end of the balance arm (1) are fixedly connected with a rotating arm rod (2), the upper end of the rotating arm rod (2) is rotatably connected with a pulley hanging plate (3), and a sleeve (5) is detachably mounted on the inner side of the pulley hanging plate (3).
2. The anti-toppling device for the balance arm of the gantry crane as claimed in claim 1, wherein: the two ends of the sleeve (5) are both positioned in the inner cavity of the pulley hanging plate (3), and the sleeve (5) is integrally designed to be of a hollow structure.
3. The anti-toppling device for the balance arm of the gantry crane as claimed in claim 1, wherein: the upper end of the pulley hanging plate (3) is connected with a pulley (4), and a plurality of groups are sequentially arranged on the pulley (4) from top to bottom.
4. The anti-toppling device for the balance arm of the gantry crane according to claim 1, wherein: screw holes (31) are formed in two sides of the surface of the pulley hanging plate (3), and two groups of screw holes (31) are formed in the screw holes (31) in a mutually-opened mode and are communicated with each other.
5. The anti-toppling device for the balance arm of the gantry crane according to claim 4, wherein: the outside spiro union of pulley link plate (3) has positioning bolt (6), the one end of positioning bolt (6) runs through screw (31) and sleeve pipe (5) in proper order and extends to the outside of pulley link plate (3).
6. The anti-toppling device for the balance arm of the gantry crane as claimed in claim 5, wherein: and the joint of the positioning bolt (6) and the screw hole (31) is respectively provided with a locking nut (7) and a washer (8), and the locking nut (7) is in threaded connection with the positioning bolt (6) for fastening and matching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221172379.0U CN217230004U (en) | 2022-05-16 | 2022-05-16 | Anti-toppling device for balance arm of gantry lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221172379.0U CN217230004U (en) | 2022-05-16 | 2022-05-16 | Anti-toppling device for balance arm of gantry lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217230004U true CN217230004U (en) | 2022-08-19 |
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ID=82822694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221172379.0U Active CN217230004U (en) | 2022-05-16 | 2022-05-16 | Anti-toppling device for balance arm of gantry lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217230004U (en) |
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2022
- 2022-05-16 CN CN202221172379.0U patent/CN217230004U/en active Active
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