CN218538998U - Prefabricated part lifting appliance for shield tunnel - Google Patents
Prefabricated part lifting appliance for shield tunnel Download PDFInfo
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- CN218538998U CN218538998U CN202222103608.XU CN202222103608U CN218538998U CN 218538998 U CN218538998 U CN 218538998U CN 202222103608 U CN202222103608 U CN 202222103608U CN 218538998 U CN218538998 U CN 218538998U
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- hoist
- prefab
- shield tunnel
- fixedly connected
- driving
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Abstract
The utility model discloses a shield tunnel prefab hoist relates to handling equipment technical field, include: a hanger plate; the positioning and clamping mechanism is arranged in the hanging plate and used for clamping and fixing the prefabricated member, wherein: the positioning and clamping mechanism comprises a driving part, a transmission part, a linkage part, two-way threaded rods and clamping plates, wherein the two-way threaded rods are arranged. This shield tunnel prefab hoist, use through positioning fixture, the size that can make the hoist carries out corresponding regulation according to the size of prefab, make its prefab hoist and mount that satisfy not unidimensional, it is more nimble to use, need not change between the hoist of not unidimensional, save time, raise the efficiency, this shield tunnel prefab hoist, use through spacing part, on the one hand, it is steady to keep the prefab, the efficiency of hoist and mount is improved, on the other hand, the prefab that can make between two splint can not drop from both sides, environmental safety when guaranteeing to hoist, improve staff's factor of safety.
Description
Technical Field
The utility model relates to a handling equipment technical field specifically is a shield tunnel prefab hoist.
Background
The shield method is a fully mechanical construction method in the construction of the underground excavation method. The shield machine is propelled in the ground, and the collapse of the shield machine into the tunnel is prevented by the shield shell and the surrounding rocks supported by the pipe pieces. And simultaneously, excavating the soil body in front of the excavation surface by using a cutting device, conveying the soil out of the hole by using an excavating machine, jacking the soil body by pressing at the rear part by using a jack, and assembling precast concrete segments to form the mechanical construction method of the tunnel structure.
The hoisting system is an important component of a shield prefabricated part assembling mechanism and is mainly used for finishing the work of grabbing, hoisting, adjusting and the like of prefabricated parts in a tunnel, the hoisting system is high in working efficiency, good and bad in working quality and safe protection degree, the construction speed and the tunnel building quality are influenced, and related hoisting methods are mainly divided into two types, namely, a steel wire rope and a pulley block are matched to hang a lifting hook, the prefabricated parts are hooked by the lifting hook, and hoisting of the prefabricated parts is realized.
The clamp of current hoist gets the arm and sets up for fixed, and the length of getting in its use is got can not be adjusted with the width, consequently, has certain restriction to the prefab size of hoist and mount, can not carry out corresponding regulation according to the prefab of different length and width, realizes quick handling, consequently, when hoist unidimensional prefab, need repeated change hoist, at the change in-process, not only extravagant plenty of time cost, still there is certain risk, threatens to staff's safety.
SUMMERY OF THE UTILITY MODEL
The utility model provides a shield tunnel prefab hoist, use through positioning fixture, the size that can make the hoist carries out corresponding regulation according to the size of prefab, make its prefab hoist and mount that satisfies not unidimensional, it is more nimble to use, need not change between the hoist of not unidimensional, and the time saving, the efficiency is improved, use through spacing part, on the one hand, it is steady to keep the prefab, the efficiency of hoist and mount is improved, on the other hand, can make the prefab between two splint can not drop from both sides, environmental safety when guaranteeing to hoist, and the safety factor of workers is improved.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a shield tunnel preform spreader, comprising:
a hanger plate;
the positioning and clamping mechanism is arranged in the hanging plate and used for clamping and fixing the prefabricated member, wherein: the positioning and clamping mechanism comprises a driving part, a transmission part, a linkage part, two bidirectional threaded rods and two clamping plates, wherein the two bidirectional threaded rods are respectively and rotatably connected to two ends of the inner part of the hanging plate, the two clamping plates are respectively and threadedly connected to two ends of the two bidirectional threaded rods; and
the limiting parts are arranged in the hanging plate and are two sets of limiting parts which are respectively arranged at two ends of the hanging plate, wherein: every group the spacing part all includes spacing cylinder and limiting plate, spacing cylinder fixed connection is in the edge center department of the upper inner wall one end of hanger plate, limiting plate fixed connection is in the output of spacing cylinder.
Furthermore, the driving part comprises a forward and reverse rotating motor and a driving bevel gear, the forward and reverse rotating motor is fixedly connected to one side of the outer surface of the hanging plate through a bolt, and the driving bevel gear is fixedly connected to the output end of the forward and reverse rotating motor.
Further, the transmission part includes drive lever and driven awl tooth, the drive lever rotates to be connected in the inner wall both sides center department of hanger plate, driven awl tooth fixed connection is in the one end of drive lever, and driven awl tooth and drive awl tooth intermeshing.
Further, the linkage part includes drive gear, driven gear and chain gear, drive gear fixed connection is in the surface center department of actuating lever, driven gear is equipped with two, every driven gear all fixed connection is in the surface center department of every two-way threaded rod, chain gear and drive gear and two driven gear all intermeshing.
Furthermore, the equal fixedly connected with stopper in drive gear's both sides, two the equal fixedly connected with stopper in driven gear's both sides.
Furthermore, a plurality of bearing guide rods are fixedly connected to two sides of the inner wall of the hanging plate, and the clamping plates are connected to the outer surfaces of the bearing guide rods in a sliding mode.
Furthermore, the upper surface of hanger plate is fixedly connected with three rings, three rings evenly distributed.
The utility model provides a shield tunnel prefab hoist. The method has the following beneficial effects:
(1) This shield tunnel prefab hoist through positioning fixture's use, can make the size of hoist carry out corresponding regulation according to the size of prefab, makes its prefab hoist and mount that satisfies not unidimensional, uses more in a flexible way, need not change between unidimensional hoist, save time raises the efficiency.
(2) This shield tunnel prefab hoist through the use of spacing part, on the one hand, keeps the prefab steady, improves hoist and mount efficiency, and on the other hand can make the prefab between two splint can not drop from both sides, and environmental safety when guaranteeing hoist and mount improves staff's factor of safety.
Drawings
FIG. 1 is an exploded view of the present invention;
fig. 2 is a perspective view of the present invention;
fig. 3 is a partial cross-sectional view of the present invention;
fig. 4 is a perspective view of the positioning and clamping mechanism of the present invention.
In the figure: 1. a hanger plate; 2. a splint; 3. a limiting plate; 4. a limiting cylinder; 5. a drive gear; 6. a toothed chain; 7. a driven gear; 8. a bidirectional threaded rod; 9. a positive and negative rotation motor; 10. driving the bevel gear; 11. driven bevel gears; 12. a hoisting ring; 13. a load-bearing guide rod; 14. a limiting block; 15. a drive rod.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a shield tunnel preform spreader, comprising:
a hanger plate 1;
the positioning and clamping mechanism is arranged in the hanger plate 1 and used for clamping and fixing the prefabricated member, wherein: the positioning and clamping mechanism comprises a driving part, a transmission part, a linkage part, two bidirectional threaded rods 8 and two clamping plates 2, wherein the two bidirectional threaded rods 8 are arranged, the two bidirectional threaded rods 8 are respectively and rotatably connected to two ends of the inner part of the hanging plate 1, the two clamping plates 2 are arranged, and the two clamping plates 2 are both in threaded connection with two ends of the two bidirectional threaded rods 8; and
the spacing part is located in hanger plate 1, and it is equipped with two sets ofly, and the both ends of hanger plate 1 are located respectively to two sets of spacing parts, wherein: each group of limiting parts comprises a limiting cylinder 4 and a limiting plate 3, the limiting cylinder 4 is fixedly connected to the edge center of one end of the upper inner wall of the hanger plate 1, and the limiting plate 3 is fixedly connected to the output end of the limiting cylinder 4.
In this embodiment: two-way threaded rod 8's both ends screw thread is opposite, when it rotates, can make splint 2 inwards or outwards remove simultaneously, adjust the distance between two splint 2, make it satisfy not unidimensional prefab hoist and mount, it is more nimble to use, need not change between unidimensional hoist, spacing cylinder 4 is through flexible, control limiting plate 3's height, make two splint 2's both ends be in the closed and open state, guarantee the hoist and mount in-process, the safety of prefab, spacing cylinder 4's model can be selected as required and is had on the market, it is unnecessary to describe here any more.
Specifically, the driving part comprises a forward and reverse rotation motor 9 and a driving bevel gear 10, the forward and reverse rotation motor 9 is fixedly connected to one side of the outer surface of the hanging plate 1 through a bolt, and the driving bevel gear 10 is fixedly connected to the output end of the forward and reverse rotation motor 9.
In this embodiment: the model of the forward and reverse rotation motor 9 can be selected from the existing models on the market according to needs, and is not described repeatedly herein, the power of the forward and reverse rotation motor 9 is output by driving the bevel gear 10 to ensure use, and meanwhile, the forward and reverse rotation motor 9 can rotate in two directions so as to be convenient for size adjustment.
Specifically, the transmission part includes drive rod 15 and driven awl tooth 11, and drive rod 15 rotates to be connected in the inner wall both sides center department of hanger plate 1, and driven awl tooth 11 fixed connection is in the one end of drive rod 15, and driven awl tooth 11 and drive awl tooth 10 intermeshing.
In this embodiment: the driving rod 15 is positioned at the center of the hanging plate 1, so that the two bidirectional threaded rods 8 are stressed synchronously, the use is more stable, and the driven bevel gear 11 receives the power of the driving bevel gear 10 to rotate.
Specifically, the linkage part comprises a driving gear 5, two driven gears 7 and a toothed chain 6, wherein the driving gear 5 is fixedly connected to the center of the outer surface of the driving rod 15, each driven gear 7 is fixedly connected to the center of the outer surface of each bidirectional threaded rod 8, and the toothed chain 6 is meshed with the driving gear 5 and the two driven gears 7.
In this embodiment: the driving gear 5 makes two driven gears 7 rotate simultaneously through the toothed chain 6, thereby controlling two bidirectional threaded rods 8 to rotate simultaneously and ensuring the use.
Specifically, the two sides of the driving gear 5 are fixedly connected with limiting blocks 14, and the two sides of the two driven gears 7 are fixedly connected with limiting blocks 14.
In this embodiment: the stopper 14 can stably rotate the gear chain 6 outside the drive gear 5 and the driven gear 7, and the fall-off phenomenon is not generated.
Specifically, a plurality of bearing guide rods 13 are fixedly connected to two sides of the inner wall of the hanging plate 1, and the two clamping plates 2 are slidably connected to the outer surfaces of the bearing guide rods 13.
In this embodiment: the bearing guide rods 13 are main bearing parts and are uniformly distributed, so that the force for taking up the prefabricated part by the hanging plate 1 is more uniform, and the prefabricated part cannot be inclined in the hoisting process.
Specifically, the upper surface of the hanging plate 1 is fixedly connected with three hanging rings 12, and the three hanging rings 12 are uniformly distributed.
In this embodiment: the three rings 12 can be selectively used and are connected with an external crane, so that the use is convenient, and meanwhile, the positions and the number of the rings 12 can be adjusted according to the requirement.
During the use, be connected rings 12 and hoist cable, size according to the prefab, adjust the distance between two splint 2, during the adjustment, positive reverse motor 9 control drive awl tooth 10 makes driven awl tooth 11 rotate, thereby make actuating lever 15 rotate, drive gear 5 on the actuating lever 15 makes two driven gear 7 rotate through toothed chain 6, thereby make two splint 2 of two-way threaded rod 8 control inwards or outwards remove simultaneously, the adjustment interval, make its size that accords with the prefab, hoist the prefab through splint 2, and simultaneously, two spacing cylinders 4 extend, make two limiting plates 3 seal two splint 2's both ends, make the prefab stabilize inside two splint 2, guarantee the environmental safety of hoist and mount, after the hoist and mount is accomplished, positive reverse motor 9 antiport, make two splint 2 separation, the prefab breaks away from splint 2 can.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a shield tunnel prefab hoist which characterized in that includes:
a hanger plate (1);
position adjusting fixture locates in hanger plate (1) for the centre gripping of prefab is fixed, wherein: the positioning and clamping mechanism comprises a driving part, a transmission part, a linkage part, two-way threaded rods (8) and clamping plates (2), the two-way threaded rods (8) are arranged, the two-way threaded rods (8) are respectively and rotatably connected to two ends of the interior of the hanger plate (1), the two clamping plates (2) are arranged, and the two clamping plates (2) are both in threaded connection with two ends of the two-way threaded rods (8); and
the limiting parts are arranged in the hanging plate (1) and are two sets of limiting parts which are arranged at two ends of the hanging plate (1) respectively, wherein: every group the spacing part all includes spacing cylinder (4) and limiting plate (3), spacing cylinder (4) fixed connection is in the edge center department of the last inner wall one end of hanger plate (1), limiting plate (3) fixed connection is in the output of spacing cylinder (4).
2. The shield tunnel prefabricated part lifting appliance according to claim 1, wherein the driving part comprises a forward and reverse rotation motor (9) and driving bevel gears (10), the forward and reverse rotation motor (9) is fixedly connected to one side of the outer surface of the lifting plate (1) through bolts, and the driving bevel gears (10) are fixedly connected to the output end of the forward and reverse rotation motor (9).
3. The shield tunnel prefabricated part hanger according to claim 2, wherein the transmission component comprises a driving rod (15) and driven bevel teeth (11), the driving rod (15) is rotatably connected to the centers of two sides of the inner wall of the hanger plate (1), the driven bevel teeth (11) are fixedly connected to one end of the driving rod (15), and the driven bevel teeth (11) are meshed with the driving bevel teeth (10).
4. The shield tunnel prefabricated part hanger is characterized in that the linkage part comprises a driving gear (5), two driven gears (7) and a toothed chain (6), the driving gear (5) is fixedly connected to the center of the outer surface of a driving rod (15), the number of the driven gears (7) is two, each driven gear (7) is fixedly connected to the center of the outer surface of each bidirectional threaded rod (8), and the toothed chain (6) is meshed with the driving gear (5) and the two driven gears (7).
5. The shield tunnel prefabricated part hanger according to claim 4, wherein both sides of the driving gear (5) are fixedly connected with limit blocks (14), and both sides of the two driven gears (7) are fixedly connected with limit blocks (14).
6. The shield tunnel prefabricated part hanger according to claim 5, wherein a plurality of bearing guide rods (13) are fixedly connected to two sides of the inner wall of the hanger plate (1), and the two clamp plates (2) are slidably connected to the outer surfaces of the plurality of bearing guide rods (13).
7. The shield tunnel prefabricated part hanger according to claim 6, wherein three hanging rings (12) are fixedly connected to the upper surface of the hanging plate (1), and the three hanging rings (12) are uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222103608.XU CN218538998U (en) | 2022-08-10 | 2022-08-10 | Prefabricated part lifting appliance for shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222103608.XU CN218538998U (en) | 2022-08-10 | 2022-08-10 | Prefabricated part lifting appliance for shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218538998U true CN218538998U (en) | 2023-02-28 |
Family
ID=85268818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222103608.XU Active CN218538998U (en) | 2022-08-10 | 2022-08-10 | Prefabricated part lifting appliance for shield tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218538998U (en) |
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2022
- 2022-08-10 CN CN202222103608.XU patent/CN218538998U/en active Active
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