CN209702135U - A kind of stable equilibrium mechanism of grab bucket crane jacking system - Google Patents
A kind of stable equilibrium mechanism of grab bucket crane jacking system Download PDFInfo
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- CN209702135U CN209702135U CN201920565776.6U CN201920565776U CN209702135U CN 209702135 U CN209702135 U CN 209702135U CN 201920565776 U CN201920565776 U CN 201920565776U CN 209702135 U CN209702135 U CN 209702135U
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- grab bucket
- reel
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- shell
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Abstract
The utility model discloses a kind of stable equilibrium mechanisms of grab bucket crane jacking system, including upper plate, the top side of the upper plate is equipped with take-up reel, traction rope is accommodated in take-up reel, the bottom side of upper plate is fixedly connected with the top of guide pipe, the top side of upper plate offers the through-hole of connection guiding tube cavity, the connecting pin of traction rope passes through the through-hole on the upper plate, the inner cavity of guide pipe is simultaneously fixedly connected with the casing of lower plate, positioning pipe along traction rope sliding is installed on the traction rope between guide pipe and lower plate, outrigger shaft there are two being set on take-up reel, one outrigger shaft of take-up reel is connected with the power output shaft of torque motor by shaft coupling, another outrigger shaft of take-up reel is fixedly connected with the output shaft of electrical brake device.The stable equilibrium mechanism of this grab bucket crane jacking system, mitigates the amplitude of fluctuation of grab bucket, and grab bucket is effectively controlled convenient for operator, improves the operating efficiency of grab bucket crane, increases safety coefficient.
Description
Technical field
The utility model relates to hoisting machinery technical field, specially a kind of stable equilibrium of grab bucket crane jacking system
Mechanism.
Background technique
For grab bucket crane in harbour, shipping work using extensively, grab bucket is when in use, soft due to belonging between wirerope
Property connection, in the grab bucket horizontal balance of grab bucket crane, grab bucket itself have inertia, usually will appear grab bucket amplitude of fluctuation too
Greatly, prevent operator from effectively controlling grab bucket, greatly reduce the operating efficiency of crane, and there are security risks.
Utility model content
The technical problems to be solved in the utility model is to overcome existing defect, provides a kind of grab bucket crane jacking system
Stable equilibrium mechanism, mitigate the amplitude of fluctuation of grab bucket, grab bucket effectively controlled convenient for operator, improves grab bucket crane
Operating efficiency, increase safety coefficient, when can effectively solve the grab bucket horizontal balance of grab bucket crane in background technique, grab
Bucket itself have inertia, usually will appear grab bucket amplitude of fluctuation it is too big, prevent operator from effectively controlling grab bucket, greatly
The operating efficiency of crane is reduced, and there are problems that security risk.
To achieve the above object, the utility model provides the following technical solutions: a kind of grab bucket crane jacking system it is steady
Determine balance mechanism, including upper plate, the top side of the upper plate is equipped with take-up reel, and traction rope, the bottom of upper plate are accommodated in take-up reel
Side is fixedly connected with the top of guide pipe, and the top side of upper plate offers the through-hole of connection guiding tube cavity, the connecting pin of traction rope
The inner cavity of through-hole, guide pipe on the upper plate is simultaneously fixedly connected, leading between guide pipe and lower plate with the casing of lower plate
Positioning pipe along traction rope sliding is installed on messenger.
Outrigger shaft there are two setting on take-up reel, an outrigger shaft of take-up reel and the power output shaft of torque motor pass through connection
The connection of axis device, another outrigger shaft of take-up reel are fixedly connected with the output shaft of electrical brake device.
As a kind of optimal technical scheme of the utility model, the bottom end opening of the guide pipe is bell mouth shape, and should
The edge of opening is the curved flipped outward.
As a kind of optimal technical scheme of the utility model, the top side of the lower plate is fixed with casing, the inner wall of casing
It is slidably connected with the periphery of positioning pipe.
As a kind of optimal technical scheme of the utility model, the top of the positioning pipe is arc-shaped, and positioning pipe
Bottom end offers the circular groove being adapted to the arc-shaped top of positioning pipe.
As a kind of optimal technical scheme of the utility model, the positioning pipe includes the first shell for forming cylindrical tube
Body and second shell, first shell periphery offer perforation, and screw hole is offered in second shell, is equipped with bolt, bolt in perforation
It is threadedly coupled across perforation and with screw hole.
As a kind of optimal technical scheme of the utility model, the first shell periphery is solid towards the position of second shell
Surely there is fixture block, the position that second shell periphery corresponds to fixture block offers the clamping groove with fixture block clamping.
Compared with prior art, the utility model has the beneficial effects that
1, the stable equilibrium mechanism of the exemplary grab bucket crane jacking system of the utility model, the top of the positioning pipe of the top
End penetrates into guide pipe and contacts with the bottom side of upper plate, and electrical brake device work is able to rotate the outrigger shaft of take-up reel not,
Traction rope and positioning pipe form rigid anchor, mitigate the amplitude of fluctuation of grab bucket, grab bucket is effectively controlled convenient for operator, increase
Safety coefficient is added.
2, the stable equilibrium mechanism of the exemplary grab bucket crane jacking system of the utility model, guide pipe make determining for the top
Position pipe position is fixed, and casing fixes the lowermost positioning pipe position, improves traction rope and positioning pipe forms rigid anchor
Reliability.
3, the stable equilibrium mechanism of the exemplary grab bucket crane jacking system of the utility model, positioning pipe by first shell and
Second shell composition, positioning pipe installation or replacement are convenient；And the fixture block clamping in the clamping groove and first shell in second shell,
The bonding strength between first shell and second shell is improved, the stress of bolt is mitigated.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the guide pipe schematic cross-sectional view of the utility model；
Fig. 3 is the positioning pipe configuration schematic diagram of the utility model；
Fig. 4 is adjacent positioned pipe curved cutplanes structural schematic diagram.
In figure: 1 electrical brake device, 2 upper plates, 3 guide pipes, 4 positioning pipes, 41 first shells, 42 second shells, 43 are worn
Hole, 44 bolts, 45 screw holes, 46 clamping grooves, 47 fixture blocks, 5 casings, 6 lower plates, 7 traction ropes, 8 torque motors, 9 take-up reels.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-4, the utility model provides a kind of technical solution: a kind of stabilization of grab bucket crane jacking system is flat
Weigh mechanism, including upper plate 2, the top side of upper plate 2 are equipped with take-up reel 9, and traction rope 7, the bottom side of upper plate 2 are accommodated in take-up reel 9
It is fixedly connected with the top of guide pipe 3, the top side of upper plate 2 offers the through-hole of connection 3 inner cavity of guide pipe, the connection of traction rope 7
Hold through-hole on upper plate 2, guide pipe 3 inner cavity and be fixedly connected with the casing of lower plate 6, between guide pipe 3 and lower plate 6
The positioning pipe 4 slided along traction rope 7, the outer peripheral diameter of positioning pipe 4 and the inner diameter phase of guide pipe 3 are installed on traction rope 7
Bottom end opening Deng, guide pipe 3 is bell mouth shape, and the edge of the opening be the curved of flip-over, is stretched convenient for positioning pipe 4
Enter into guide pipe 3.
It is set on take-up reel 9 there are two outrigger shaft, an outrigger shaft of take-up reel 9 and the power output shaft of torque motor 8 are logical
Shaft coupling connection is crossed, another outrigger shaft of take-up reel 9 is fixedly connected with the output shaft of electrical brake device 1, electric brake dress
It sets 1 and 2 top side of 9 periphery of take-up reel or upper plate is fixed on by fixing seat, torque motor 8 is fixed on outside take-up reel 9 by fixing seat
The input terminal of week or 2 top side of upper plate, the input terminal of electrical brake device 1 and torque motor 8 with the output of external control switch
End electrical connection, upper plate 2 are fixed on the portion that moves horizontally of grab bucket crane, and lower plate 6 is fixed on the upper end of grab bucket crane grab bucket.
Preferably, the top of positioning pipe 4 is arc-shaped, and the bottom end of positioning pipe 4 offers and the arc-shaped top of positioning pipe 4
The circular groove of adaptation, the clamping of two neighboring positioning pipe 4 is convenient, and traction rope 7 further after positioning pipe 4 automatically in vertical.
As shown in figure 3, positioning pipe 4 includes the first shell 41 and second shell 42 of composition cylindrical tube, first shell
41 peripheries offer perforation 43, and screw hole 45 is offered in second shell 42, bolt 44 is equipped in perforation 43, bolt 44 passes through perforation
It 43 and is threadedly coupled with screw hole 45.
The position of first shell 41 periphery towards second shell 42 is fixed with fixture block 47, and 42 periphery of second shell corresponds to fixture block
47 position offers the clamping groove 46 being clamped with fixture block 47.
When in use: when the grab bucket of grab bucket crane moves down, passing through 8 work of external control switch control moment motor
Make, torque motor 8 puts traction rope 7 by take-up reel 9；When the grab bucket of grab bucket crane moves up, torque motor 8 passes through receipts
Drum 9 receives traction rope 7, and the top of the positioning pipe 4 of the top penetrates into guide pipe 3 and contacts with the bottom side of upper plate 2, passes through
External control switch controls electrical brake device 1 and works, and electrical brake device 1 is able to rotate the outrigger shaft of take-up reel 9 not, draws
Rope 7 and positioning pipe 4 form rigid anchor；
The grab bucket horizontal balance of grab bucket crane, due to positioning pipe 4 form locating part respectively with 2 bottom side of upper plate and lower plate
6 topside contacts, and the length of the corresponding traction rope 7 of positioning pipe 4 cannot be elongated；Grab bucket, which is shaken, needs adjacent positioning pipe 4 opposite
Rotation, and the corresponding traction rope 7 of positioning pipe 4 is elongated, since electrical brake device 1 is able to rotate the outrigger shaft of take-up reel 9 not, grabs
Bucket is unable to horizontal jitter.
The position that 2 bottom side of upper plate corresponds to 3 inner cavity of guide pipe, which offers, is equipped with external pressure sensor, external pressure sensing
The input terminal electrical connection of the output end and peripheral control unit of device, worker can sentence according to the pressure of the detection of external pressure sensor
The horizontal force size whether disconnected positioning pipe 4 is subject to the tip contact and positioning pipe 4 of upper plate 2.
Positioning pipe 4 is made of first shell 41 and second shell 42, and the installation of positioning pipe 4 or replacement are convenient.
Such as Fig. 4, when two neighboring positioning pipe 4 is not parallel, the length of the corresponding traction rope 7 of two positioning pipes 4.
4 He of positioning pipe if being not provided with guide pipe 3 and casing 5, when the grab bucket horizontal balance of grab bucket crane, at lower plate 6
The most easy run-off the straight of positioning pipe 4 at upper plate 2.
Take-up reel 9 is common means in withdrawing rope technology in the prior art, and take-up reel 9 includes outer housing and internal receipts
Spool is wound with rope on Wire winding shaft, and internal Wire winding shaft both ends are fixed with outrigger shaft, and outrigger shaft runs through and extends to outer housing
Outside, outrigger shaft is by driving internal Wire winding shaft rotation to folding and unfolding rope；Electrical brake device 1, which is powered, limits adjacent shafts rotation
Switch to means commonly used in the prior art；Electromagnetic braking principle in the prior art can be used to be braked.
Torque motor torque motor 8: being a kind of specific type of electric machine that number of poles is more, can be in motor low speed even stall
Continuous running is remained to when i.e. rotor can not rotate, and not will cause the damage of motor.And in this operating mode, motor can
To provide stable torque to load.
The utility model, 1, the top of the positioning pipe 4 of the top penetrate into guide pipe 3 and contacted with the bottom side of upper plate 2,
The work of electrical brake device 1 is able to rotate the outrigger shaft of take-up reel 9 not, and traction rope 7 and positioning pipe 4 form rigid anchor, subtracts
The amplitude of fluctuation gently grabbed bucket effectively controls grab bucket convenient for operator, increases safety coefficient；
2, guide pipe 3 fixes 4 position of positioning pipe of the top, and casing 5 fixes 4 position of the lowermost positioning pipe, mentions
High traction rope 7 and positioning pipe 4 form the reliability of rigid anchor；
3, positioning pipe 4 is made of first shell 41 and second shell 42, and the installation of positioning pipe 4 or replacement are convenient；And second shell
Fixture block 47 in clamping groove 46 and first shell 41 on body 42 is clamped, and improves the company between first shell 41 and second shell 42
Intensity is connect, the stress of bolt 44 is mitigated.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of stable equilibrium mechanism of grab bucket crane jacking system, it is characterised in that: including upper plate (2), the upper plate (2)
Top side be equipped with take-up reel (9), is accommodated with traction rope (7) in take-up reel (9), the bottom side of upper plate (2) and the top of guide pipe (3)
End is fixedly connected, and the top side of upper plate (2) offers the through-hole of connection guide pipe (3) inner cavity, and the connecting pin of traction rope (7) passes through institute
It states the through-hole on upper plate (2), the inner cavity of guide pipe (3) and is fixedly connected with the casing of lower plate (6), guide pipe (3) and lower plate (6)
Between traction rope (7) on be equipped with along traction rope (7) sliding positioning pipe (4)；
Outrigger shaft, an outrigger shaft of take-up reel (9) and the power output shaft of torque motor (8) there are two being set on take-up reel (9)
It is connected by shaft coupling, another outrigger shaft of take-up reel (9) is fixedly connected with the output shaft of electrical brake device (1).
2. the stable equilibrium mechanism of grab bucket crane jacking system according to claim 1, it is characterised in that: the guiding
The bottom end opening for managing (3) is bell mouth shape, and the edge of the opening is the curved flipped outward.
3. the stable equilibrium mechanism of grab bucket crane jacking system according to claim 1, it is characterised in that: the lower plate
(6) top side is fixed with casing (5), and the inner wall of casing (5) and the periphery of positioning pipe (4) are slidably connected.
4. the stable equilibrium mechanism of grab bucket crane jacking system according to claim 1, it is characterised in that: the positioning
Manage (4) top be it is arc-shaped, and the bottom end of positioning pipe (4) offer be adapted to positioning pipe (4) arc-shaped top it is arc-shaped
Groove.
5. the stable equilibrium mechanism of grab bucket crane jacking system according to claim 1-4, it is characterised in that:
The positioning pipe (4) includes the first shell (41) and second shell (42) for forming cylindrical tube, first shell (41) periphery
It offers perforation (43), is offered in second shell (42) screw hole (45), be equipped with bolt (44) in perforation (43), bolt (44) is worn
It crosses perforation (43) and is threadedly coupled with screw hole (45).
6. the stable equilibrium mechanism of grab bucket crane jacking system according to claim 5, it is characterised in that: described first
The position of shell (41) periphery towards second shell (42) is fixed with fixture block (47), and second shell (42) periphery corresponds to fixture block (47)
Position offer with fixture block (47) clamping clamping groove (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565776.6U CN209702135U (en) | 2019-04-24 | 2019-04-24 | A kind of stable equilibrium mechanism of grab bucket crane jacking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565776.6U CN209702135U (en) | 2019-04-24 | 2019-04-24 | A kind of stable equilibrium mechanism of grab bucket crane jacking system |
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| Publication Number | Publication Date |
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| CN209702135U true CN209702135U (en) | 2019-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920565776.6U Active CN209702135U (en) | 2019-04-24 | 2019-04-24 | A kind of stable equilibrium mechanism of grab bucket crane jacking system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2616925A (en) * | 2022-03-23 | 2023-09-27 | Chengde Petroleum College | Clamping mechanism and hoisting device |
-
2019
- 2019-04-24 CN CN201920565776.6U patent/CN209702135U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2616925A (en) * | 2022-03-23 | 2023-09-27 | Chengde Petroleum College | Clamping mechanism and hoisting device |
| GB2616925B (en) * | 2022-03-23 | 2024-04-17 | Chengde Petroleum College | Clamping mechanism and hoisting device |
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