Safety door guide cylinder positioning device applied to TBM (Tunnel Boring Machine)
The design of the safety gate guide tube positioning device solves the problem of inconvenient adjustment of the position of the safety gate guide tube and the inner ring plate of the front shield, thereby improving the assembly efficiency and safety of the TBM tunneling machine.
Patent Information
- Application Number
- CN202423286440.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-11-28
- Estimated Expiration
- 2034-12-31
AI Technical Summary
During the assembly of the TBM tunneling machine, the position adjustment of the safety door guide tube and the inner ring plate of the front shield is inconvenient, resulting in low assembly efficiency and safety risks.
A safety gate guide tube positioning device is adopted, including components such as a support plate, a sliding plate, a connecting plate, and an adjusting plate. The precise positioning and fixing of the safety gate guide tube are achieved through bolt connection and the use of adjusting bolts.
It improves the assembly efficiency of the safety gate guide tube, ensures the accuracy of the vertical angle and the left and right symmetrical position, and reduces the readjustment process and the safety risks of hoisting large parts.
Smart Images
Figure CN223604260U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a tunnel boring machine technical field especially relates to a kind of safety door guide cylinder positioning device applied to TBM boring machine. BACKGROUND
[0002] In the whole machine assembly process of TBM boring machine, the front end cylinder of screw conveyor and the safety door guide cylinder of front shield safety door need to be connected together by bolt, and the safety door guide cylinder is welded on the front shield body, and its position directly affects the up-down angle and left-right symmetry position of screw conveyor.
[0003] At present, when safety door guide cylinder and front shield body are matched, due to the spatial size relationship between safety door guide cylinder and front shield inner ring plate, it is very inconvenient to adjust the positional relationship between the two, and it takes a long time, and it is difficult to guarantee the accuracy of up-down angle and left-right symmetry position. After safety door guide cylinder and front shield body are matched, partial welding is adopted, and if the overall position of screw conveyor and the positional relationship of rear matched trailer are incorrect during final screw conveyor assembly, the position of safety door guide cylinder needs to be adjusted again, the original partial weld during matching is removed and matched again. Since the screw conveyor is in hoisting state at this time, the position adjustment is difficult, the time is long, the assembly efficiency is low, and the safety risk is large. UTILITY MODEL CONTENTS
[0004] The utility model aims at solving the problems existing in the prior art, and the positional adjustment of safety door guide cylinder and front shield inner ring plate is inconvenient, which leads to low assembly efficiency and safety risk.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:
[0006] A safety door guide cylinder positioning device applied to TBM boring machine, comprising a support plate and a sliding plate, a waist hole is formed in one side of the support plate, a first fixed through hole is formed in one side of the support plate, and a connecting plate is fixedly connected to one side of the support plate.
[0007] One side of two connecting plates is fixedly connected with an adjusting plate, and a second fixed through hole is formed in one side of the adjusting plate.
[0008] A square hole is formed in one side of the sliding plate, a fixed block is fixedly connected to one side of the sliding plate, and a sliding block is fixedly connected to the front and back of the fixed block.
[0009] Preferably, a sliding seat is slidably connected to the outside of the sliding block, and a first threaded hole is formed in the front of the sliding seat.
[0010] Preferably, the inner wall of the first threaded hole is threadedly connected with an adjusting bolt, one end of the adjusting bolt being in contact with the front surface of the sliding block.
[0011] Preferably, one side of the sliding seat is provided with a second threaded hole, and a fixing bolt is movably inserted into the inner wall of the second fixing through hole.
[0012] Preferably, one end of the fixing bolt is threadedly connected with the inner wall of the second threaded hole.
[0013] Compared with the prior art, the utility model has the advantages that:
[0014] In the utility model, when the TBM tunneling machine assembles the safety door guide cylinder, the safety door guide cylinder positioning device is used, so that the assembly efficiency is doubled, the up-down angle and left-right symmetry position precision of the safety door guide cylinder are ensured, when the final screw conveyor is assembled, the air planing and assembly process increased by the safety door guide cylinder are saved, the assembly time is saved, and the safety risk of large piece hoisting operation is reduced. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 A main body structure schematic view of the safety door guide cylinder positioning device applied to the TBM tunneling machine is provided in the utility model;
[0016] Figure 2 A fixed block structure perspective view of the safety door guide cylinder positioning device applied to the TBM tunneling machine is provided in the utility model;
[0017] Figure 3 A sliding plate structure perspective view of the safety door guide cylinder positioning device applied to the TBM tunneling machine is provided in the utility model;
[0018] Figure 4 A sliding seat structure explosion view of the safety door guide cylinder positioning device applied to the TBM tunneling machine is provided in the utility model;
[0019] Figure 5 An adjusting plate structure explosion view of the safety door guide cylinder positioning device applied to the TBM tunneling machine is provided in the utility model.
[0020] Legend: 1, support plate; 2, sliding plate; 3, waist hole; 4, first fixing through hole; 5, connecting plate; 6, adjusting plate; 7, second fixing through hole; 8, square hole; 9, fixed block; 10, sliding block; 11, sliding seat; 12, first threaded hole; 13, adjusting bolt; 14, second threaded hole; 15, fixing bolt. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.
[0022] In order to facilitate the understanding of the present application, the present application will be more fully described below with reference to the related description of the present application, and several embodiments of the present application are given. However, the present application can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.
[0023] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or there can be a middle element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or there can be a middle element. The terms "vertical", "horizontal", "left", "right", and similar expressions used herein are for illustrative purposes only.
[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the present application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.
[0025] Embodiments
[0026] As shown in Figures 1-5 The present application provides a technical solution: a safety door guide cylinder positioning device applied to a TBM tunneling machine, comprising a support plate 1 and a sliding plate 2, a waist hole 3 is formed on one side of the support plate 1, the size and shape of the waist hole 3 should meet the specific assembly requirements, and the edge is chamfered to prevent scratching.
[0027] A first fixed hole 4 is formed on one side of the support plate 1 in a symmetrical distribution, and a connecting plate 5 is fixedly connected to one side of the support plate 1 in a symmetrical distribution. The connecting plate 5 is made of high-strength steel material to ensure the stability of the connection.
[0028] An adjusting plate 6 is fixedly connected to one side of each of the two connecting plates 5, and a second fixed hole 7 is formed on one side of the adjusting plate 6 in a symmetrical distribution.
[0029] The side of the sliding plate 2 is provided with a square hole 8, and the side of the sliding plate 2 is fixedly connected with a fixed block 9.
[0030] The front surface and the back surface of the fixed block 9 are fixedly connected with symmetrically distributed sliding blocks 10, the surface of the sliding block 10 is subjected to chrome plating treatment, so that the wear resistance and the sliding performance are improved.
[0031] The outer portion of the sliding block 10 is slidingly connected with a sliding seat 11, the front surface of the sliding seat 11 is provided with a first threaded hole 12, and the depth and the thread specification of the first threaded hole 12 should meet the connection requirement of an adjusting bolt 13.
[0032] The adjusting bolt 13 is threadedly connected with the inner wall of the first threaded hole 12, and one end of the adjusting bolt 13 is in contact with the front surface of the sliding block 10.
[0033] The side of the sliding seat 11 is provided with a second threaded hole 14, and a fixed bolt 15 is movably inserted into the inner wall of the second fixed through hole 7, the fixed bolt 15 is a high-strength bolt, the head portion of the fixed bolt 15 can be designed into a hexagonal shape or other shapes which are convenient to operate, and the surface of the fixed bolt 15 is subjected to corrosion-proof treatment.
[0034] One end of the fixed bolt 15 is threadedly connected with the inner wall of the second threaded hole 14, and the fixed bolt 15 is sleeved with a gasket, so as to improve the fixing strength.
[0035] The working process of the utility model is as follows:
[0036] Step one, the fixed bolt 15 is inserted into the second fixed through hole 7, and one end of the fixed bolt 15 is threadedly connected with the second threaded hole 14, and the gasket is used to improve the stability of the fixing, so that the supporting plate 1 and the sliding seat 11 are fixedly connected through the adjusting plate 6, the sliding seat 11 is moved along the sliding block 10 to realize the adjustment, and the position of the sliding seat 11 after the adjustment is fixed through the rotation of the adjusting bolt 13;
[0037] Step two, the supporting plate 1 is fixed to the upper end position of the safety door guide cylinder through the first fixed through hole 4 on the supporting plate 1, the gasket and the external bolt, and it is ensured that the waist hole 3 on the right side of the supporting plate 1 is aligned with the 0° reference line of the safety door guide cylinder, the position of the safety door guide cylinder is adjusted, whether the sliding plate 2 and the front shield inner ring plate are attached or not, if not, the adjusting bolt 13 on the sliding seat 11 is loosened, the extension amount of the sliding plate 2 is adjusted, the sliding plate 2 and the front shield inner ring plate are attached, the square hole 8 on the right side of the sliding plate 2 is aligned with the center line of the front shield inner ring plate, at this time, the position of the safety door guide cylinder is the correct position required by the drawing, and then the safety door guide cylinder can be welded and fixed.
[0038] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.
Claims
1. A safety door guide positioning device applied to a TBM tunneling machine, comprising a support plate (1) and a sliding plate (2), characterized in that: One side of the support plate (1) is provided with a waist hole (3), one side of the support plate (1) is provided with a first fixed through hole (4) which is symmetrically distributed, one side of the support plate (1) is fixedly connected with a connecting plate (5) which is symmetrically distributed; One side of the two connecting plates (5) is fixedly connected with an adjusting plate (6), one side of the adjusting plate (6) is provided with a second fixed through hole (7) which is symmetrically distributed; One side of the sliding plate (2) is provided with a square hole (8), one side of the sliding plate (2) is fixedly connected with a fixed block (9), the front and back surfaces of the fixed block (9) are fixedly connected with a sliding block (10) which is symmetrically distributed.
2. A safety door guide positioning device for a TBM boring machine as claimed in claim 1, wherein: The outer part of the sliding block (10) is slidably connected with a sliding seat (11), the front surface of the sliding seat (11) is provided with a first threaded hole (12).
3. A safety door guide positioning device for a TBM boring machine as claimed in claim 2, wherein: The inner wall of the first threaded hole (12) is threadedly connected with an adjusting bolt (13), one end of the adjusting bolt (13) is in contact with the front surface of the sliding block (10).
4. A safety door guide positioning device for a TBM boring machine as claimed in claim 2, wherein: One side of the sliding seat (11) is provided with a second threaded hole (14), the inner wall of the second fixed through hole (7) movably inserts a fixed bolt (15).
5. A safety door guide positioning device for a TBM boring machine as claimed in claim 4, wherein: One end of the fixed bolt (15) is threadedly connected with the inner wall of the second threaded hole (14).