CN211008681U - Double-beam fixed-point driving duct piece hoisting device of shield machine - Google Patents
Double-beam fixed-point driving duct piece hoisting device of shield machine Download PDFInfo
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- CN211008681U CN211008681U CN201921245652.6U CN201921245652U CN211008681U CN 211008681 U CN211008681 U CN 211008681U CN 201921245652 U CN201921245652 U CN 201921245652U CN 211008681 U CN211008681 U CN 211008681U
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Abstract
The utility model discloses to the problem that current overhead hoist structure is complicated, the fault rate is high, with high costs, maintenance difficulty, provide a shield constructs quick-witted two roof beams fixed point drive section of jurisdiction overhead hoist, rise device, section of jurisdiction lift system including sprocket drive system, two guide rail roof beams, circulation chain, conveying trolley, sprocket direction. The chain wheel driving system is fixed at one end of the double-guide-rail beam; the chain wheel guiding tensioning device is fixed at the other end of the double-guide-rail beam; the chain wheel driving system drives the conveying trolley to travel along the double guide rail beams; and the segment hoisting system is connected with the conveying trolley. The utility model provides a technical scheme drives the travelling bogie through hydraulic motor drive chain motion and walks along two guide rail roof beams, and hydraulic cylinder passes through wire rope, assembly pulley and compensating beam and realizes the handling function of section of jurisdiction. The device has the advantages of simple structure, low cost and high reliability and safety.
Description
Technical Field
The utility model relates to an engineering machine tool field especially relates to a shield constructs quick-witted two roof beams fixed point drive section of jurisdiction hoisting device.
Background
In the shield construction process of the shield tunneling machine, due to the characteristics of a rear matched structure, the segments on the marshalling train cannot be directly conveyed to the segment assembling position, and the segments on the marshalling train are hoisted to the segment conveying trolley or below the segment assembling machine through the segment hoisting device, so that the segment assembling machine can grab and assemble the segments.
In the prior art, the duct piece lifting device comprises a conveying trolley, an electric hoist, a cable spring drum, a balance beam and the like, wherein a driving motor and a chain wheel are installed on the conveying trolley, the chain wheel is matched with a chain, the conveying trolley travels along the chain under the driving of the driving motor, and the electric hoist is adopted as the lifting device. The technology is characterized in that the driving device, the electric hoist and the conveying trolley travel together, a cable drum is configured, and the driving device and the electric hoist are powered by winding and unwinding a cable. The lifting device has the advantages of complex structure, high failure rate, high cost and difficult maintenance.
SUMMERY OF THE UTILITY MODEL
To in the background art current overhead hoist structure complicated, fault rate high, with high costs, maintain the problem of difficulty, the utility model provides a shield constructs quick-witted two roof beams fixed point drive section of jurisdiction hoisting device, this device simple structure, operation safe and reliable uses the maintenance cost low.
The technical scheme of the utility model is that: a shield machine double-beam fixed-point driving duct piece lifting device comprises a chain wheel driving system (1), a double-guide-rail beam (2), a circulating chain (3), a conveying trolley (4), a chain wheel guiding tensioning device (5) and a duct piece lifting system; the double-guide-rail beam (2) is two guide rails which are horizontally arranged in parallel, and the chain wheel driving system (1) is arranged at the first end part of the double-guide-rail beam (2); the chain wheel guiding tensioning device (5) is fixedly arranged at the second end part of the double-guide-rail beam (2) and is symmetrically and parallelly arranged with the chain wheel driving system (1); each guide rail is provided with a closed loop circulating chain (3), one end of each circulating chain (3) bypasses a chain wheel 13 on the chain wheel driving system (1), and the second end bypasses the chain wheel to be guided to the tensioning device (5); the chain wheel driving system (1) drives the conveying trolley (4) to travel along the double guide rail beam (2); the segment lifting system is connected with the conveying trolley (4) and can realize lifting of the segments.
Further, the chain wheel driving system (1) comprises a hydraulic motor (6), a transmission shaft and a chain wheel (13) which penetrates through the transmission shaft and is fixed on the transmission shaft; 2 chain wheels (13) are fixedly installed at the end part of each guide rail beam in parallel, and the two chain wheels (13) are in transmission connection through a coupler 14 to ensure the synchronism of movement.
Furthermore, the chain wheel guiding tensioning device (5) comprises a fixed part, a movable part and a tensioning structure; the movable part is fixed with opposite key wheels, the key wheels of the tensioning device and the chain wheels (13) on the transmission shaft are oppositely arranged at two ends of one guide rail beam 2, the tensioning structure comprises a screw rod (18) and a spring (17), and the screw rod (18) sequentially penetrates through the movable part, the spring (17) and the fixed part. The position of a key wheel of the tensioning device is adjusted by pressing and loosening the spring through the screw rod (18), so that the tensioning of the circulating chain (3) is realized.
Furthermore, the conveying trolley (4) comprises a pair of fixed parts symmetrically arranged relative to the guide rail beam, a balance beam (11), a lifting appliance (16) fixed below the middle part of the balance beam (11), and balance beam pulleys (15) fixedly arranged at two end parts of the balance beam (11); the pair of fixing parts are symmetrically and fixedly arranged on the two parallel circulating chains (3); each fixing part is also fixedly provided with a first pulley and a second pulley; the first end of two wire rope (19) with the promotion tip fixed connection of section of jurisdiction system of lifting, the second end of wire rope (19) is respectively along the wiring of 2 inboards of two guide rail roof beams, after walking around first pulley, compensating beam pulley (15), and after walking around the second pulley again, fix and keep away from the tip of the guide rail roof beam of section of jurisdiction system of lifting. When the conveying trolley moves horizontally, the balance beam (11) is driven by balance beam pulleys (15) arranged on the two sides of the balance beam to move horizontally along the steel wire rope, so that the height stability of the lifting appliance is guaranteed.
Furthermore, the first ends of the two steel wire ropes (19) are respectively and fixedly connected with the lifting end part of the segment lifting system after respectively bypassing the diverting pulleys fixed on the inner side of the first end of the guide rail beam 2.
Further, the segment hoisting system comprises a lifting oil cylinder (10), a fixed rod and a reversing pulley; the first end part of the fixed rod is fixed on the inner wall of the guide rail beam 2 at one side, and the second end part of the fixed rod is fixedly provided with a lifting oil cylinder (10); two winding wheels are vertically arranged at the output end of the lifting oil cylinder (10); the first end of the steel wire rope (19) is fixed on the winding wheel.
Further, the chain wheel driving system (1) is powered by a hydraulic motor (6).
The working principle of the device is as follows: the hydraulic motor (6) drives the chain (3) to drive the conveying trolley (4) to travel along the double-guide-rail beam (2), and the conveying trolley (4) drives the balance beam (11) to travel to realize segment conveying; the hydraulic cylinder realizes the lifting function of the pipe piece through a steel wire rope (19), a pulley block (12) and a balance beam (11).
The utility model has the advantages that: simple structure, safe and reliable operation and low use and maintenance cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic three-dimensional structure diagram of a shield tunneling machine double-beam fixed-point driving segment lifting device;
FIG. 2 is a schematic top view of the double-beam fixed-point drive segment lifting device of the shield tunneling machine of FIG. 1;
FIG. 3 is a rear view structural schematic diagram of the double-beam fixed-point driving segment lifting device of the shield tunneling machine in FIG. 1;
FIG. 4 is a cross-sectional view of a reversing pulley block;
FIG. 5 is a cross-sectional view of a sprocket drive system;
FIG. 6 is a schematic view of a balance beam structure;
FIG. 7 is a schematic structural view of a sprocket guiding tension device;
fig. 8 is a left side view of fig. 1.
Description of reference numerals: 1. a sprocket drive system; 2. a double guide rail beam; 3. circulating the chain; 4. a conveying trolley; 5. the chain wheel guides the tension device; 6. a hydraulic motor; 7. a universal coupling; 8. mounting a right reversing pulley; 9. mounting a left reversing pulley; 10. a lift cylinder; 11. a balance beam; 12. a pulley; 13. a sprocket; 14, a coupler; 15. a balance beam pulley; 16. a spreader; 17. a spring; 18. a screw; 19. a steel cord.
Detailed Description
Now, the present invention is further explained with reference to the accompanying drawings, which is intended to illustrate the application scope and operation principle of the device of the present invention, and not to limit the related art application of the present invention in any form, and all the derived technologies performed by the technical principle of the device of the present invention should be protected by the present invention.
Examples
As shown in fig. 1, the shield machine double-beam fixed-point driving duct piece lifting device comprises a sprocket driving system 1, a double-guide-rail beam 2, a circulating chain 3, a conveying trolley 4, a sprocket guiding tensioning device 5 and a duct piece lifting system; the double-guide-rail beam 2 is two guide rails horizontally arranged in parallel, and the chain wheel driving system 1 is arranged at the left end part of the double-guide-rail beam 2; the chain wheel guiding tensioning device 5 is fixedly arranged at the right side end part of the double-guide-rail beam 2 and is symmetrically and parallelly arranged with the chain wheel driving system 1; each guide rail is provided with a closed loop circulating chain 3, one end of each circulating chain 3 bypasses a chain wheel 13 on the chain wheel driving system 1, and the second end bypasses the chain wheel to be guided to the tensioning device 5; the chain wheel driving system 1 drives the conveying trolley 4 to travel along the double guide rail beam 2; the segment lifting system is connected with the conveying trolley 4, so that the segment can be lifted.
The chain wheel driving system 1 comprises a hydraulic motor 6, a transmission shaft and a chain wheel 13 which penetrates through the transmission shaft and is fixed on the transmission shaft; 2 chain wheels 13 are fixedly installed at the end part of each guide rail beam in parallel, and the two chain wheels 13 are in transmission connection through a coupler 14 to ensure the synchronism of movement.
The chain wheel guiding tensioning device 5 comprises a fixed part, a movable part and a tensioning structure; the movable part is fixed with opposite key wheels, the tension device key wheels and the chain wheel 13 on the transmission shaft are oppositely arranged at two ends of one guide rail beam 2, the tension structure comprises a screw 18 and a spring 17, and the screw 18 sequentially penetrates through the movable part, the spring 17 and the fixed part. The position of the key wheel of the tensioning device is adjusted by pressing and loosening the spring through the screw rod 18, and then the tensioning of the circulating chain 3 is realized.
The conveying trolley 4 comprises a pair of fixed parts symmetrically arranged relative to the guide rail beam, a balance beam 11, a lifting appliance 16 fixed below the middle part of the balance beam 11 and balance beam pulleys 15 fixedly arranged at two end parts of the balance beam 11; the pair of fixing parts are symmetrically and fixedly arranged on the two parallel circulating chains 3; each fixed part is also fixedly provided with a first pulley 41 and a first pulley 42; the first ends of the two steel wire ropes 19 are fixedly connected with the lifting end part of the segment lifting system, the second ends of the steel wire ropes 19 are respectively arranged along the inner sides of the two guide rail beams 2, and are fixed at the end parts of the guide rail beams far away from the segment lifting system after bypassing the first pulley 41 and the balance beam pulley 15 and the first pulley 42. When the conveying trolley moves horizontally, the balance beam 11 is driven by balance beam pulleys 15 arranged on two sides of the balance beam to move horizontally along the steel wire rope, so that the height of the lifting appliance is guaranteed to be stable and unchanged.
The first ends of the two steel wire ropes 19 are respectively and fixedly connected with the lifting end part of the segment lifting system after bypassing the diverting pulleys fixed on the inner side of the first end of the guide rail beam 2.
The segment hoisting system comprises a lifting oil cylinder 10, a fixed rod and reversing pulleys 8 and 9; the first end part of the fixed rod is fixed on the inner wall of the guide rail beam 2 at one side, and the second end part of the fixed rod is fixedly provided with a lifting oil cylinder 10; two winding wheels are vertically arranged at the output end of the lifting oil cylinder 10; a first end of the wire rope 19 is fixed to the reel.
The utility model discloses a theory of operation is: the circulating chain 3 is driven by the hydraulic motor 6 to drive the conveying trolley 4 to travel along the double-guide-rail beam 2, and the conveying trolley 4 drives the balance beam 11 to travel to realize duct piece conveying; the hydraulic cylinder realizes the lifting function of the duct piece through the steel wire rope 19, the pulley block and the balance beam 11.
The utility model has the advantages that: simple structure, safe and reliable operation and low use and maintenance cost.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. The utility model provides a shield constructs quick-witted two roof beams fixed point drive section of jurisdiction hoisting device which characterized in that: comprises a chain wheel driving system (1), a double-guide-rail beam (2), a circulating chain (3), a conveying trolley (4), a chain wheel guiding tensioning device (5) and a segment hoisting system;
the double guide rail beams (2) are two guide rail beams which are horizontally arranged in parallel, and the chain wheel driving system (1) and the chain wheel guiding tensioning device (5) are respectively and fixedly arranged at two end parts of one guide rail beam (2); each guide rail is provided with a closed loop circulating chain (3), one end of each circulating chain (3) bypasses the chain wheel driving system (1), and the second end bypasses the chain wheel to guide the tensioning device (5);
the upper parts of two sides of the conveying trolley (4) are respectively fixed on two parallel circulating chains (3), and the lower parts of the conveying trolley are connected with the segment hoisting system through pulley blocks so as to realize the movement of the conveying trolley in the vertical direction.
2. The double-beam fixed-point driving segment hoisting device of the shield tunneling machine according to claim 1, which is characterized in that: the chain wheel driving system (1) is arranged at the first end part of the double guide rail beam (2); the chain wheel guiding tensioning device (5) is fixedly arranged at the second end part of the double-guide-rail beam (2) and is symmetrically arranged with the chain wheel driving system (1); one end of the circulating chain (3) bypasses a chain wheel (13) on the chain wheel driving system (1), and the second end bypasses the chain wheel to be guided to the tensioning device (5); the chain wheel driving system (1) drives the conveying trolley (4) to travel along the double guide rail beam (2).
3. The double-beam fixed-point driving segment hoisting device of the shield tunneling machine according to claim 2, which is characterized in that: the chain wheel driving system (1) comprises a hydraulic motor (6), a transmission shaft and a chain wheel (13) which penetrates through the transmission shaft and is fixed on the transmission shaft; 2 chain wheels (13) are fixedly installed at the end part of each guide rail beam in parallel, and the two chain wheels (13) are in transmission connection through a coupler (14) to ensure the synchronism of movement.
4. The double-beam fixed-point driving segment hoisting device of the shield tunneling machine according to claim 3, which is characterized in that: each guide rail beam is provided with 2 circulating chains (3) side by side.
5. The double-beam fixed-point driving segment hoisting device of the shield tunneling machine according to claim 4, which is characterized in that: the chain wheel guiding tensioning device (5) comprises a fixed part, a movable part and a tensioning structure; the movable part is relatively fixed with a pair of tensioning device key wheels, the tensioning device key wheels and the chain wheel (13) on the transmission shaft are relatively installed at two ends of one guide rail beam (2), the tensioning structure comprises a screw rod (18) and a spring (17), and the screw rod (18) sequentially penetrates through the movable part, the spring (17) and the fixed part.
6. The double-beam fixed-point driving segment hoisting device of the shield tunneling machine according to claim 5, characterized in that: the tensioning structure is more than 2 pairs.
7. The double-beam fixed-point driving duct piece hoisting device of the shield tunneling machine according to any one of claims 1 to 6, which is characterized in that: the conveying trolley (4) comprises a fixed part, a balance beam (11), a lifting appliance (16) and balance beam pulleys (15), wherein the fixed part and the balance beam (11) are symmetrically arranged relative to the guide rail beam; the pair of fixing parts are symmetrically and fixedly arranged on the two circulating chains (3); each fixed part is also fixedly provided with a first pulley (41) and a second pulley (42); the symmetry passes two wire rope (19) first ends of compensating beam (11) both sides with the section of jurisdiction lifts the lift portion fixed connection of system, the second end is along two inboard wiring of guide rail roof beam (2) respectively, is winding around first pulley (41), compensating beam pulley (15), again around second pulley (42) the back, fixes keeping away from the second tip of the guide rail roof beam of section of jurisdiction lifts the system.
8. The double-beam fixed-point driving segment hoisting device of the shield tunneling machine according to claim 7, characterized in that: and the first ends of the two steel wire ropes (19) are respectively and fixedly connected with the lifting end part of the segment lifting system after respectively bypassing the diverting pulleys fixed on the inner side of the first end part of the guide rail beam (2).
9. The double-beam fixed-point driving segment hoisting device of the shield tunneling machine according to claim 8, characterized in that: the segment hoisting system comprises a lifting oil cylinder (10), a fixed rod and reversing pulleys (8 and 9); the first end part of the fixed rod is fixed on the inner wall of the guide rail beam (2) at one side, and the second end part of the fixed rod is fixed with a lifting oil cylinder (10); two winding wheels are fixedly arranged at the output end of the lifting oil cylinder (10); the first ends of the two steel wire ropes (19) are respectively fixed on a winding wheel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921245652.6U CN211008681U (en) | 2019-08-02 | 2019-08-02 | Double-beam fixed-point driving duct piece hoisting device of shield machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921245652.6U CN211008681U (en) | 2019-08-02 | 2019-08-02 | Double-beam fixed-point driving duct piece hoisting device of shield machine |
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| CN211008681U true CN211008681U (en) | 2020-07-14 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388219A (en) * | 2019-08-02 | 2019-10-29 | 中铁山河工程装备股份有限公司 | A kind of shield machine twin beams fixed point driving section of jurisdiction handling apparatus |
| CN112551379A (en) * | 2020-12-07 | 2021-03-26 | 华能沁北发电有限责任公司 | Special tool for rush repair of vertically-arranged water-cooled wall of large-capacity boiler |
-
2019
- 2019-08-02 CN CN201921245652.6U patent/CN211008681U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388219A (en) * | 2019-08-02 | 2019-10-29 | 中铁山河工程装备股份有限公司 | A kind of shield machine twin beams fixed point driving section of jurisdiction handling apparatus |
| CN112551379A (en) * | 2020-12-07 | 2021-03-26 | 华能沁北发电有限责任公司 | Special tool for rush repair of vertically-arranged water-cooled wall of large-capacity boiler |
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