CN214527659U

CN214527659U - Lifting appliance and lifting device for cutter head ring rib

Info

Publication number: CN214527659U
Application number: CN202120640113.3U
Authority: CN
Inventors: 李凯凯; 喻中孝; 张世伟; 刘点点
Original assignee: China Railway Engineering Equipment Group Co Ltd CREG
Current assignee: China Railway Engineering Equipment Group Co Ltd CREG
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-10-29
Anticipated expiration: 2031-03-30

Abstract

The utility model discloses a hoist and overhead hoist for blade disc ring muscle has solved the problem that blade disc ring muscle handling work efficiency is low among the prior art. The utility model discloses the hoist includes the lug seat, and it has one-level coupling mechanism to articulate on the lug seat, is equipped with second grade coupling mechanism on the one-level coupling mechanism, and one-level coupling mechanism and second grade coupling mechanism cooperation form gravity drive mechanism, and gravity drive mechanism cooperatees with the self-interacting jack catch mechanism that sets up on second grade coupling mechanism. The utility model discloses hoist simple structure, convenient operation not only can accomplish the hoist and mount operation of weak soil blade disc ring muscle, can remove welding, planing and the work such as polishing of welded formula lug moreover from, has alleviateed workman's intensity of labour, has improved work efficiency.

Description

Lifting appliance and lifting device for cutter head ring rib

Technical Field

The utility model relates to a shield constructs quick-witted weak soil blade disc ring muscle hoist and mount technical field, especially indicates a hoist and overhead hoist for blade disc ring muscle.

Background

In the field of underground engineering, shield construction is more and more widely applied. The cutter head is one of key parts on the shield tunneling machine and directly undertakes the task of excavating the tunnel face. Wherein, soft soil blade disc is a more common blade disc for tunnelling soft soil, sand bed geology. The ring ribs are often arranged between the main beams of the existing soft soil cutter head and used for enhancing the strength and rigidity of the cutter head. In the process of manufacturing the cutter head, the ring ribs and the main beam circular pipes need to be welded together, and the first step of the process is to hoist the ring ribs to place the ring ribs at proper positions among the main beam circular pipes of the cutter head. When a workshop worker hoists the ring bar, firstly, a lifting lug plate is welded on the ring bar, and then hoisting equipment is used for hooking the lifting lug plate so as to finish hoisting operation. And after the hoisting operation is finished, planing and polishing the welded lug plates. Therefore, the process of hoisting operation by adopting the welding type lifting lug is complicated, the working efficiency is low, and the labor intensity of workers is high.

SUMMERY OF THE UTILITY MODEL

To not enough among the above-mentioned background art, the utility model provides a hoist and overhead hoist for blade disc ring muscle has solved the problem that blade disc ring muscle handling work efficiency is low among the prior art.

The technical scheme of the utility model is realized like this: the utility model provides a hoist for blade disc ring muscle, includes the lug seat, articulates on the lug seat to have one-level coupling mechanism, is equipped with second grade coupling mechanism on the one-level coupling mechanism, and one-level coupling mechanism and second grade coupling mechanism cooperate and form gravity drive mechanism, and gravity drive mechanism cooperatees with the self-interacting jack catch mechanism that sets up on second grade coupling mechanism.

Further, the first-level connecting mechanism comprises a left connecting plate and a right connecting plate, the left connecting plate and the right connecting plate are hinged to the lug seat through a second pin shaft, and the second-level connecting mechanism is hinged to the left connecting plate and the right connecting plate respectively. The left connecting plate and the right connecting plate are arranged in a herringbone mode, and second check rings are arranged at two ends of the second pin shaft.

Furthermore, second grade coupling mechanism includes first cardboard and second cardboard, and first cardboard and second cardboard are alternately articulated, and the upper end of first cardboard and the upper end of second cardboard are articulated with one-level coupling mechanism respectively, and the lower extreme of first cardboard and the lower extreme of second cardboard are connected with self-interacting jack catch mechanism respectively.

Furthermore, the middle part of first cardboard is equipped with coaxial draw-in groove, and the connecting portion of second cardboard are located coaxial draw-in groove, and the second cardboard is articulated with first cardboard through first round pin axle, and first cardboard, second cardboard are articulated with one-level coupling mechanism through third round pin axle respectively. And first check rings are arranged at two ends of the first pin shaft, and third check rings are arranged at two ends of the third pin shaft.

Furthermore, the self-adjusting clamping jaw mechanism comprises a fixed clamping jaw and a follow-up clamping jaw, the fixed clamping jaw is symmetrically fixed on the lower portion of the first clamping plate, the follow-up clamping jaw is hinged on the lower portion of the second clamping plate, and the fixed clamping jaw and the follow-up clamping jaw are arranged oppositely. The follow-up clamping jaw is hinged to the lower part of the second clamping plate through a fourth pin shaft; the follow-up clamping jaw is a U-shaped clamping seat, and a pressing block is arranged on one side of the U-shaped clamping seat opposite to the fixed clamping jaw. The fixed clamping jaw and the first clamping plate are integrally formed, and the lower part of the fixed clamping jaw is provided with a supporting part.

A lifting device comprises a lifting appliance and a lifting driving device, wherein the lifting appliance is used for a cutter head ring rib, and the lifting appliance is arranged at the lifting end of the lifting driving device.

The utility model discloses hoist simple structure, convenient operation not only can accomplish the hoist and mount operation of weak soil blade disc ring muscle, can remove welding, planing and the work such as polishing of welded formula lug moreover from, has alleviateed workman's intensity of labour, has improved work efficiency. The safe and stable hoisting of the cutter head ring rib is ensured by the ingenious structural design, the application range is wide, and the practicability is high.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive work.

Fig. 1 is a first side view of the lifting appliance of the present invention.

Fig. 2 is a second side view of the lifting device of the present invention.

Fig. 3 is the utility model discloses hoist and mount ring muscle state schematic diagram.

Fig. 4 is an exploded view of the hanger of the present invention.

Fig. 5 is a front view of the lifting device of the present invention.

Fig. 6 is a sectional view a-a in fig. 5.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.

As shown in fig. 1, embodiment 1 is a lifting appliance for a cutter head ring rib, and includes a lifting lug seat 5, the lifting lug seat is used for being connected with a steel wire rope of a lifting device, a first-stage connecting mechanism 4 is hinged on the lifting lug seat 5, a second-stage connecting mechanism 15 is arranged on the first-stage connecting mechanism 4, the first-stage connecting mechanism 4 and the second-stage connecting mechanism 15 are matched to form a gravity transmission mechanism, and the gravity transmission mechanism is matched with a jaw self-adjusting mechanism arranged on the second-stage connecting mechanism. The self-adjusting claw mechanisms are mutually clamped under the action of the dead weight of the ring rib, and then the pressing block is enabled to press the ring rib tightly.

Further, as shown in fig. 2, the first-stage connecting mechanism 4 includes a left connecting plate 41 and a right connecting plate 42, the left connecting plate 41 and the right connecting plate 42 are hinged to the lug seat 5 through a second pin 7, and the two ends of the second pin 7 are provided with second retaining rings 11. Namely, the second pin shaft is inserted into the shaft sleeves of the left connecting plate 41 and the right connecting plate 42 and fixed by the second retainer ring, so that the stable connection between the left connecting plate 41 and the pin shaft as well as the stable connection between the right connecting plate 42 and the pin shaft as well as the left connecting plate 41 are ensured. The left connecting plate 41 and the right connecting plate 42 are arranged in a herringbone mode and are hinged with the second-stage connecting mechanism 15, the gravity transmission effect is achieved, and the self-adjusting clamping claw mechanism is guaranteed to stably clamp the ring rib.

As shown in fig. 5 and 6, in embodiment 2, a lifting appliance for a cutter head ring rib, the secondary connecting mechanism 15 includes a first clamping plate 2 and a second clamping plate 3, the first clamping plate 2 and the second clamping plate 3 are hinged in a cross manner, that is, a coaxial clamping groove 16 is provided in the middle of the first clamping plate 2, a connecting portion of the second clamping plate 3 is located in the coaxial clamping groove 16, the second clamping plate 3 is hinged to the first clamping plate 2 through a first pin shaft 6, and an X-shaped arrangement is provided, so that mutual swinging between the first clamping plate and the second clamping plate and flexible clamping of a self-adjusting jaw mechanism are realized. The upper end of first cardboard 2 and the upper end of second cardboard 3 link the board 41 with the right side of linking the board 42 with the left side of one-level coupling mechanism 4 respectively and link the board 42 articulated, and the lower extreme of first cardboard 2 and the lower extreme of second cardboard 3 are connected with self-interacting jack catch mechanism respectively, realize pressing from both sides the nimble of ring muscle 1, can remove work such as welding, planing and the polishing of welded formula lug from, alleviateed workman's intensity of labour, improved efficiency.

Specifically, as shown in fig. 4, the first clamping plate 2 is hinged to the left connecting plate 41 of the first-stage connecting mechanism 4 through the third pin 8, and the second clamping plate 3 is hinged to the right connecting plate 42 of the first-stage connecting mechanism 4 through the third pin 8, so as to form an X-shaped transmission structure. To ensure the stability of the pin shaft. And two ends of the first pin shaft 6 are provided with first retainer rings 10, and two ends of the third pin shaft 8 are provided with third retainer rings 12.

Further, the self-adjusting jaw mechanism comprises two fixed jaws 17 and two follow-up jaws 18, the two fixed jaws 17 are symmetrically fixed on the lower portion of the first clamping plate 2, the follow-up jaws 18 are hinged on the lower portion of the second clamping plate 3, and the fixed jaws 17 and the follow-up jaws 18 are arranged oppositely and used for stably clamping the ring rib.

Furthermore, the follow-up jaw 18 is hinged to the lower portion of the second clamping plate 3 through a fourth pin shaft 9, fourth check rings 13 are arranged at two ends of the fourth pin shaft to guarantee the stability of installation of the pin shaft, the follow-up jaw 18 is hinged to the second clamping plate, and in the process of clamping the ring rib, the follow-up jaw swings along with the ring rib to perform follow-up adjustment up and down, so that the stability is improved, and the damage of over-hard clamping to the environment is reduced. The follow-up clamping jaw 18 is a U-shaped clamping jaw, a pressing block 14 is arranged on one side of the U-shaped clamping jaw opposite to the fixed clamping jaw 17, and the pressing block is tightly pressed on the ring rib in use to ensure stable clamping of the ring rib. Preferably, the fixed jaw 17 is integrally formed with the first clamping plate 2, and a supporting portion 19 is disposed at a lower portion of the fixed jaw 17 for supporting and clamping the environment.

Example 3: as shown in fig. 3, the lifting device comprises the lifting appliance for the cutter head annular rib and a lifting driving device, wherein the lifting appliance is arranged at the lifting end of the lifting driving device. The lifting driving device can adopt an electric hoist and the like as required, and the lifting lug seat is used for being connected with a steel wire rope of the lifting driving device to form a complete lifting tool with wide application range. When the lifting appliance is used, firstly, the ring rib is placed on the first clamping plate, then the lifting lug seat is lifted, the fixed clamping jaw and the follow-up clamping jaw are mutually clamped under the action of the dead weight of the ring rib, and then the pressing block is enabled to press the ring rib tightly.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a hoist for blade disc ring muscle which characterized in that: the lifting lug mechanism comprises a lifting lug seat (5), wherein a first-stage connecting mechanism (4) is hinged to the lifting lug seat (5), a second-stage connecting mechanism (15) is arranged on the first-stage connecting mechanism (4), the first-stage connecting mechanism (4) and the second-stage connecting mechanism (15) are matched to form a gravity transmission mechanism, and the gravity transmission mechanism is matched with a self-adjusting claw mechanism arranged on the second-stage connecting mechanism.

2. The hoist for cutterhead ring ribs according to claim 1, characterized in that: one-level coupling mechanism (4) are including connecting board (41) on a left side and connecting board (42) on the right side, and even board (41) on a left side and connecting board (42) on the right side are articulated with lug seat (5) through second round pin axle (7), and second grade coupling mechanism (15) are articulated with even board (41) on a left side, connecting board (42) on the right side respectively.

3. The hoist for cutterhead ring rib of claim 2, characterized in that: the left connecting plate (41) and the right connecting plate (42) are arranged in a herringbone mode, and second check rings (11) are arranged at two ends of the second pin shaft (7).

4. The lifting appliance for the cutter head ring rib according to any one of claims 1 to 3, characterized in that: the two-stage connecting mechanism (15) comprises a first clamping plate (2) and a second clamping plate (3), the first clamping plate (2) and the second clamping plate (3) are hinged in a crossed mode, the upper end of the first clamping plate (2) and the upper end of the second clamping plate (3) are hinged to the one-stage connecting mechanism (4) respectively, and the lower end of the first clamping plate (2) and the lower end of the second clamping plate (3) are connected with the self-adjusting clamping jaw mechanism respectively.

5. The hoist for cutterhead ring rib of claim 4, characterized in that: the middle part of first cardboard (2) is equipped with coaxial draw-in groove (16), and the connecting portion of second cardboard (3) are located coaxial draw-in groove (16), and second cardboard (3) are articulated through first round pin axle (6) and first cardboard (2), second cardboard (3) are articulated through third round pin axle (8) and one-level coupling mechanism (4) respectively.

6. The hoist for cutterhead ring rib of claim 5, characterized in that: and first check rings (10) are arranged at two ends of the first pin shaft (6), and third check rings (12) are arranged at two ends of the third pin shaft (8).

7. A lifting appliance for a cutter head ring rib according to claim 5 or 6, characterized in that: the self-adjusting clamping jaw mechanism comprises a fixed clamping jaw (17) and a follow-up clamping jaw (18), the fixed clamping jaw (17) is symmetrically fixed on the lower portion of the first clamping plate (2), the follow-up clamping jaw (18) is hinged to the lower portion of the second clamping plate (3), and the fixed clamping jaw (17) and the follow-up clamping jaw (18) are arranged oppositely.

8. The hoist for cutterhead ring rib of claim 7, wherein: the follow-up jaw (18) is hinged to the lower part of the second clamping plate (3) through a fourth pin shaft (9); the follow-up clamping jaw (18) is a U-shaped clamping jaw, and a pressing block (14) is arranged on one side of the U-shaped clamping jaw, which is opposite to the fixed clamping jaw (17).

9. The hoist for cutterhead ring rib of claim 8, characterized in that: the fixed clamping jaws (17) and the first clamping plate (2) are integrally formed, and supporting parts (19) are arranged at the lower parts of the fixed clamping jaws (17).

10. The utility model provides a hoisting device which characterized in that: the lifting appliance for the cutter head annular rib and the lifting driving device comprise the lifting appliance and the lifting driving device according to any one of claims 1 to 9, wherein the lifting appliance is arranged at the lifting end of the lifting driving device.