Reinforcing structure of shield gravity center adjustable device

Abstract

According to the shield gravity center adjustable device reinforcing structure, a connecting pipe is connected with a left front reinforcing support and a left rear reinforcing support through a left front connecting piece and a left rear connecting piece respectively, is connected with a left reinforcing box through the left front reinforcing support and the left rear reinforcing support, and provides elastic force through a left elastic piece; a left limiting plate, a left supporting column and a left supporting plate tend to be pushed downwards, so that the left supporting plate tightly abuts against the upper surface of the shell, and similarly, a connecting pipe is connected with a right front reinforcing support and a right rear reinforcing support through a right front connecting piece and a right rear connecting piece correspondingly and connected with a right reinforcing box through the right front reinforcing support and the right rear reinforcing support; the right elastic piece provides elastic force to push the right limiting plate, the right supporting column and the right supporting plate downwards, so that the right supporting plate abuts against the upper surface of the shell tightly. The outer side of the connecting pipe can be reinforced, and the connecting stability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of shield construction, in particular to the technical field of shield gravity center adjustable devices, specifically to a shield gravity center adjustable device reinforcement structure. Background Art

[0002] A shield machine is a tunnel boring machine that uses the shield method. This method involves the machine constructing the tunnel while it excavates. The "shield" refers to the supporting segments, which distinguish it from open-type construction methods. The basic operating principle of a shield machine is that a cylindrical steel assembly advances along the tunnel axis, excavating the soil as it does so. The shell of this cylindrical assembly, the shield, provides temporary support for the excavated, unlined tunnel section, bearing the pressure of the surrounding soil and, in some cases, groundwater pressure, keeping it out. Excavation, soil removal, and lining operations are carried out under the protection of the shield.

[0003] Chinese invention patent CN114135301B discloses a shield center of gravity adjustable device, including a shell, the shell is arc-shaped, and the inside of the shell is sequentially provided with a first partition, a first partition dividing section, a second partition dividing section, a second partition, a second partition and a fourth partition from bottom to top. A lower medium hole is provided on the right end side of the shell corresponding to the position of the first partition, and upper medium holes are provided on the right end side of the shell corresponding to the positions of the first partition dividing section, the second partition dividing section, the second partition, the third partition and the fourth partition. The first partition dividing section and the second partition dividing section are internally divided into multiple chambers, and the front side of the shell is provided with dividing layer medium holes in the chambers corresponding to the first partition dividing section and the second partition dividing section respectively; a connecting pipe is sealed and installed in the middle of the upper surface of the shell, and an internal threaded portion is provided on the inner wall of the connecting pipe; the first partition is injected with metal powder or water medium through the lower medium hole to meet the basic vertical matching requirements. The beneficial effects are: the invention adopts a multi-body layered design method to achieve the adjustment of the center of gravity, and realizes the needs of different counterweight adjustment of the shield through layered design partitions; the invention can realize mobile adjustment on the back of the assembly machine, and at the same time can realize the center of gravity adjustment by direct suction of the vacuum suction cup; the invention can effectively adjust the "head-diving" problem of the shield, adjust the shield posture to realize the shield correction function, and improve on-site operation efficiency.

[0004] However, during use of the above-mentioned shield center of gravity adjustable device, the outer side of the connecting pipe lacks reinforcement, which affects the connection stability.

[0005] Therefore, it is hoped to provide a shield center of gravity adjustable device reinforcement structure, which can reinforce the outside of the connecting pipe and increase the connection stability. Utility Model Content

[0006] In order to overcome the shortcomings of the above-mentioned prior art, one purpose of the present invention is to provide a reinforcement structure for a shield machine with an adjustable center of gravity, which can reinforce the outer side of the connecting pipe, increase the connection stability, and is suitable for large-scale promotion and application.

[0007] Another object of the present invention is to provide a shield gravity center adjustable device reinforcement structure, which has a clever design, a simple structure, is easy to manufacture, has a low manufacturing cost, and is suitable for large-scale promotion and application.

[0008] To achieve the above objectives, the present invention provides a shield gravity center adjustable device reinforcement structure, including a shield gravity center adjustable device, the shield gravity center adjustable device including a shell and a connecting pipe, the shell is vertically arranged and arranged in an arc shape along the left and right directions, the middle part of the shell protrudes downward in an arc shape, and the connecting pipe is vertically arranged in the middle position of the upper surface of the shell. Its characteristics are that the shield gravity center adjustable device reinforcement structure also includes a left reinforcement device and a right reinforcement device, wherein:

[0009] The left reinforcement device includes a left reinforcement box, a left front reinforcement bracket, a left rear reinforcement bracket, a left front connecting piece, a left rear connecting piece, a left support plate, a left support column, a left elastic piece and a left limit plate. The left reinforcement box is arranged vertically and along the front-to-back direction and is located on the left side of the connecting tube. The left front reinforcement bracket and the left rear reinforcement bracket are respectively located in front and behind the left reinforcement box and are both connected to the left reinforcement box. The left front connecting piece and the left rear connecting piece are spaced apart from each other in front and back. The left front connecting piece is located between the left front reinforcement bracket and the connecting tube and are respectively connected to the left front reinforcement bracket and the connecting tube. The left rear connecting piece is located between the left rear reinforcement bracket and the connecting tube and are respectively connected to the left rear reinforcement bracket and the connecting tube. The left support column is vertically arranged and can be moved vertically through the bottom of the left reinforcement box, and the lower end of the left support column is located under the bottom of the left reinforcement box and is arranged on the left support plate, and the upper end of the left support column is located in the left reinforcement box, and the left limiting plate is located in the left reinforcement box and is arranged on the upper end of the left support column, the left elastic member is vertically arranged and located in the left reinforcement box, and the left elastic member is located between the top of the left reinforcement box and the left limiting plate and respectively abuts against the top of the left reinforcement box and the left limiting plate;

[0010] The right reinforcement device includes a right reinforcement box, a right front reinforcement bracket, a right rear reinforcement bracket, a right front connecting piece, a right rear connecting piece, a right support plate, a right support column, a right elastic piece and a right limit plate. The right reinforcement box is arranged vertically and along the front-to-back direction and is located on the right side of the connecting tube. The right front reinforcement bracket and the right rear reinforcement bracket are respectively located in front and behind the right reinforcement box and are both connected to the right reinforcement box. The right front connecting piece and the right rear connecting piece are spaced apart from each other front and back. The right front connecting piece is located between the right front reinforcement bracket and the connecting tube and are respectively connected to the right front reinforcement bracket and the connecting tube. The right rear connecting piece is located between the right rear reinforcement bracket and the connecting tube and are respectively connected to the right rear reinforcement bracket and the connecting tube. The taking over, the right limit plate and the right support plate are both arranged horizontally and along the front-back direction and spaced apart from each other up and down, the right support plate rests on the upper surface of the shell, the right support column is vertically arranged and vertically movably passes through the bottom of the right reinforcement box, the lower end of the right support column is located under the bottom of the right reinforcement box and is arranged on the right support plate, the upper end of the right support column is located in the right reinforcement box, the right limit plate is located in the right reinforcement box and is arranged on the upper end of the right support column, the right elastic member is vertically arranged and located in the right reinforcement box, the right elastic member is located between the top of the right reinforcement box and the right limit plate and respectively rests against the top of the right reinforcement box and the right limit plate.

[0011] Preferably, the left front reinforcement bracket and the left rear reinforcement bracket are respectively the left front reinforcement plate and the left rear reinforcement plate, and the left front reinforcement plate and the left rear reinforcement plate are both vertically arranged and arranged along the front-to-back direction and spaced apart from each other front to back, and the right front reinforcement bracket and the right rear reinforcement bracket are respectively the right front reinforcement plate and the right rear reinforcement plate, and the right front reinforcement plate and the right rear reinforcement plate are both vertically arranged and arranged along the front-to-back direction and spaced apart from each other front to back.

[0012] Preferably, the left front connecting piece, the left rear connecting piece, the right front connecting piece and the right rear connecting piece are all embedded in the connecting tube.

[0013] Preferably, the left front connecting member and the left rear connecting member are respectively the left front connecting plate and the left rear connecting plate, and the left front connecting plate and the left rear connecting plate are both vertically arranged and arranged along the left-right direction and spaced apart from each other front and back, and the right front connecting member and the right rear connecting member are respectively the right front connecting plate and the right rear connecting plate, and the right front connecting plate and the right rear connecting plate are both vertically arranged and arranged along the left-right direction and spaced apart from each other front and back.

[0014] Preferably, the left reinforcement device also includes a left mounting pad, which is horizontally arranged and located in the left reinforcement box, and the left mounting pad is located between the top of the left reinforcement box and the left elastic member, and is installed on the top of the left reinforcement box and rests on the left elastic member; the right reinforcement device also includes a right mounting pad, which is horizontally arranged and located in the right reinforcement box, and the right mounting pad is located between the top of the right reinforcement box and the right elastic member, and is installed on the top of the right reinforcement box and rests on the right elastic member.

[0015] Preferably, the shield center of gravity adjustable device reinforcement structure further includes a mounting seat, a connecting seat, a left stabilizing device and a right stabilizing device, wherein:

[0016] The mounting seat and the connecting seat are both arranged horizontally and along the left-right direction, the mounting seat is arranged on the connecting seat, and the shell is installed on the mounting seat;

[0017] The left stabilizing device includes a left stabilizing bracket, a left connecting piece, a left threaded column, a left fixing plate, a left support pad, a left connecting column, a left handle, a left upper fastener and a left lower fastener. The left stabilizing bracket is located on the left side of the mounting seat. The left connecting piece is located between the left stabilizing bracket and the left end of the mounting seat and respectively connects the left stabilizing bracket and the left end of the mounting seat. The left threaded column is vertically arranged and vertically movable to pass through the left stabilizing bracket. The left fixing plate and the left support pad are both horizontally arranged and arranged along the left and right directions and spaced apart from each other up and down. The left connecting column is vertically arranged. The left stabilizing bracket is provided with a screw thread on the top of the left stabilizing bracket and a screw thread on the bottom of the left stabilizing bracket, and the screw thread on the bottom of the left stabilizing bracket is provided with a screw thread on the top of the left stabilizing bracket. The left stabilizing bracket is provided with a screw thread on the top of the left stabilizing bracket and a screw thread on the bottom of the left stabilizing bracket.

[0018] The right stabilizing device includes a right stabilizing bracket, a right connecting piece, a right threaded column, a right fixing plate, a right support pad, a right connecting column, a right handle, a right upper fastener and a right lower fastener. The right stabilizing bracket is located on the right side of the mounting seat. The right connecting piece is located between the right stabilizing bracket and the right end of the mounting seat and respectively connects the right stabilizing bracket and the right end of the mounting seat. The right threaded column is vertically arranged and vertically movable to pass through the right stabilizing bracket. The right fixing plate and the right support pad are both horizontally arranged and arranged along the left and right directions and spaced apart from each other up and down. The right connecting column is vertically arranged. The right stabilizing bracket is located between the right stabilizing bracket and the right fixing plate, and the right stabilizing bracket is respectively connected to the right stabilizing bracket and the right fixing plate. The upper end of the right threaded column is located on the right stabilizing bracket, and the right handle is located on the upper end of the right threaded column. The upper right fastener and the lower right fastener are spaced apart from each other and are both sleeved and threadedly engaged with the right threaded column. The right stabilizing bracket is located between the upper right fastener and the lower right fastener and respectively abuts against the upper right fastener and the lower right fastener.

[0019] More preferably, the left stabilizing bracket and the right stabilizing bracket are respectively a left stabilizing plate and a right stabilizing plate, and the left stabilizing plate and the right stabilizing plate are both arranged horizontally and along the left-right direction.

[0020] More preferably, the left connecting member and the right connecting member are respectively a left connecting plate and a right connecting plate, and the left connecting plate and the right connecting plate are both arranged vertically and along the front-to-back direction.

[0021] More preferably, the upper left fastener, the lower left fastener, the upper right fastener and the lower right fastener are all threaded sleeves, and the threaded sleeves are arranged horizontally.

[0022] More preferably, the left handle and the left handle are both rod handles, and the rod handles are arranged along the left and right directions.

[0023] The beneficial effects of the present invention are mainly:

[0024] 1. The connecting pipe of the reinforcement structure of the shield gravity center adjustable device of the present invention is respectively connected to the left front reinforcement bracket and the left rear reinforcement bracket through the left front connecting piece and the left rear connecting piece, and is connected to the left reinforcement box through the left front reinforcement bracket and the left rear reinforcement bracket, and the left elastic piece provides elastic force to push the left limit plate, the left support column and the left support plate downward, so that the left support plate is tightly against the upper surface of the shell. Similarly, the connecting pipe is respectively connected to the right front reinforcement bracket and the right rear reinforcement bracket through the right front connecting piece and the right rear connecting piece, and is connected to the right reinforcement box through the right front reinforcement bracket and the right rear reinforcement bracket, and the right elastic piece provides elastic force to push the right limit plate, the right support column and the right support plate downward, so that the right support plate is tightly against the upper surface of the shell. Therefore, it can reinforce the outer side of the connecting pipe, increase the connection stability, and is suitable for large-scale promotion and application.

[0025] 2. The connecting pipe of the reinforcement structure of the shield center of gravity adjustable device of the present invention is respectively connected to the left front reinforcement bracket and the left rear reinforcement bracket through the left front connecting piece and the left rear connecting piece, and is connected to the left reinforcement box through the left front reinforcement bracket and the left rear reinforcement bracket, and provides elastic force through the left elastic member to push the left limit plate, the left support column and the left support plate downward, so that the left support plate is tightly against the upper surface of the shell. Similarly, the connecting pipe is respectively connected to the right front reinforcement bracket and the right rear reinforcement bracket through the right front connecting piece and the right rear connecting piece, and is connected to the right reinforcement box through the right front reinforcement bracket and the right rear reinforcement bracket, and provides elastic force through the right elastic member to push the right limit plate, the right support column and the right support plate downward, so that the right support plate is tightly against the upper surface of the shell. Therefore, it has a clever design, a simple structure, is easy to manufacture, has a low manufacturing cost, and is suitable for large-scale promotion and application.

[0026] These and other objects, features and advantages of the present invention are fully reflected in the following detailed description and drawings, and can be achieved by the means, devices and their combinations specifically pointed out in the content of the utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a front view schematic diagram of a specific embodiment of the reinforcement structure of the shield center of gravity adjustable device of the present invention.

[0028] Figure 2 yes Figure 1 A partially enlarged schematic diagram of the structure shown.

[0029] Figure 3 yes Figure 1 The left reinforcement device of the specific embodiment shown is a schematic partial sectional view from the right side.

[0030] Figure 4 yes Figure 1 The left side partial cross-sectional schematic diagram of the right reinforcement device of the specific embodiment shown.

[0031] Figure 5 yes Figure 1 A schematic front view of the left stabilizing device of the specific embodiment shown.

[0032] Figure 6 yes Figure 1 A schematic front view of the right stabilizing device of the embodiment shown.

[0033] (Explanation of Symbols)

[0034] 1 shield center of gravity adjustable device; 11 shell; 12 connecting pipe;

[0035] 2 left reinforcement device; 201 left reinforcement box; 202 left front reinforcement bracket; 203 left rear reinforcement bracket; 204 left front connecting piece; 205 left rear connecting piece; 206 left support plate; 207 left support column; 208 left elastic member; 209 left limit plate; 210 left mounting pad;

[0036] 3 Right reinforcement device; 301 Right reinforcement box; 302 Right front reinforcement bracket; 303 Right rear reinforcement bracket; 304 Right front connecting piece; 305 Right rear connecting piece; 306 Right support plate; 307 Right support column; 308 Right elastic member; 309 Right limit plate; 310 Right mounting pad;

[0037] 4 mounting base; 5 connecting base;

[0038] 6 Left stabilizer; 601 Left stabilizer bracket; 602 Left connector; 603 Left threaded column; 604 Left fixing plate; 605 Left support pad; 606 Left connector column; 607 Left handle; 608 Left upper fastener; 609 Left lower fastener;

[0039] 7 right stabilizing device; 701 right stabilizing bracket; 702 right connecting piece; 703 right threaded column; 704 right fixing plate; 705 right support pad; 706 right connecting column; 707 right handle; 708 right upper fastener; 709 right lower fastener. DETAILED DESCRIPTION

[0040] In order to more clearly understand the technical content of the present invention, the following embodiments are given to explain in detail.

[0041] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0042] See Figures 1 to 6 As shown, in a specific embodiment of the present invention, the shield gravity center adjustable device reinforcement structure of the present invention includes a shield gravity center adjustable device 1, a left reinforcement device 2 and a right reinforcement device 3, wherein:

[0043] The shield center of gravity adjustable device 1 includes a housing 11 and a connecting pipe 12. The housing 11 is vertically arranged and arranged in an arc shape along the left and right directions. The middle part of the housing 11 is arc-shaped and protrudes downward. The connecting pipe 12 is vertically arranged in the middle position of the upper surface of the housing 11.

[0044] The left reinforcement device 2 includes a left reinforcement box 201, a left front reinforcement bracket 202, a left rear reinforcement bracket 203, a left front connecting piece 204, a left rear connecting piece 205, a left support plate 206, a left support column 207, a left elastic member 208 and a left limit plate 209. The left reinforcement box 201 is vertically arranged and arranged in the front-to-back direction and is located on the left side of the connecting tube 12. The left front reinforcement bracket 202 and the left rear reinforcement bracket 203 are respectively located on the left reinforcement box. 201 are connected to the left reinforcement box 201 front and back, the left front connecting piece 204 and the left rear connecting piece 205 are spaced apart from each other front and back, the left front connecting piece 204 is located between the left front reinforcement bracket 202 and the connecting tube 12 and respectively connects the left front reinforcement bracket 202 and the connecting tube 12, the left rear connecting piece 205 is located between the left rear reinforcement bracket 203 and the connecting tube 12 and respectively connects the left rear reinforcement bracket 203 and the connecting tube 12, the left limiting plate 209 and the left supporting plate 206 are both horizontally arranged and arranged along the front-to-back direction and spaced apart from each other up and down, the left supporting plate 206 abuts against the upper surface of the shell 11, the left supporting column 207 is vertically arranged and vertically movable through the bottom of the left reinforcement box 201, the lower end of the left supporting column 207 is located under the bottom of the left reinforcement box 201 and is arranged on the left supporting plate 206, The upper end of the left support column 207 is located in the left reinforcement box 201, the left limit plate 209 is located in the left reinforcement box 201 and is arranged on the upper end of the left support column 207, the left elastic member 208 is vertically arranged and located in the left reinforcement box 201, the left elastic member 208 is located between the top of the left reinforcement box 201 and the left limit plate 209 and respectively abuts against the top of the left reinforcement box 201 and the left limit plate 209;

[0045] The right reinforcement device 3 includes a right reinforcement box 301, a right front reinforcement bracket 302, a right rear reinforcement bracket 303, a right front connecting piece 304, a right rear connecting piece 305, a right support plate 306, a right support column 307, a right elastic member 308 and a right limiting plate 309. The right reinforcement box 301 is vertically arranged and arranged along the front-to-back direction and is located on the right side of the connecting pipe 12. The right front reinforcement bracket 302 and the right rear reinforcement bracket 303 are respectively located on the right reinforcement box 301. The reinforcement box 301 is connected to the right reinforcement box 301 in the front and rear, the right front connecting piece 304 and the right rear connecting piece 305 are arranged at intervals from each other in the front and rear, the right front connecting piece 304 is located between the right front reinforcement bracket 302 and the connecting tube 12 and is respectively connected to the right front reinforcement bracket 302 and the connecting tube 12, the right rear connecting piece 305 is located between the right rear reinforcement bracket 303 and the connecting tube 12 and is respectively connected to the right rear reinforcement bracket 303 and the connecting tube 12, the right limit plate 309 and the right support plate 306 are both arranged horizontally and along the front and rear direction and are spaced apart from each other up and down, the right support plate 306 rests on the upper surface of the shell 11, the right support column 307 is vertically arranged and vertically movable through the bottom of the right reinforcement box 301, the lower end of the right support column 307 is located under the bottom of the right reinforcement box 301 and is arranged on the right support plate 306 The upper end of the right support column 307 is located in the right reinforcement box 301, the right limit plate 309 is located in the right reinforcement box 301 and is arranged on the upper end of the right support column 307, the right elastic member 308 is vertically arranged and located in the right reinforcement box 301, the right elastic member 308 is located between the top of the right reinforcement box 301 and the right limit plate 309 and respectively abuts against the top of the right reinforcement box 301 and the right limit plate 309.

[0046] The left front reinforcement bracket 202, the left rear reinforcement bracket 203, the right front reinforcement bracket 302 and the right rear reinforcement bracket 303 may have any suitable shape. Figures 2 to 4 As shown, in a specific embodiment of the present utility model, the left front reinforcement bracket 202 and the left rear reinforcement bracket 203 are the left front reinforcement plate and the left rear reinforcement plate respectively, and the left front reinforcement plate and the left rear reinforcement plate are both vertically arranged and arranged along the front-to-back direction and spaced apart from each other front and back, and the right front reinforcement bracket 302 and the right rear reinforcement bracket 303 are the right front reinforcement plate and the right rear reinforcement plate respectively, and the right front reinforcement plate and the right rear reinforcement plate are both vertically arranged and arranged along the front-to-back direction and spaced apart from each other front and back.

[0047] The left front connecting member 204 is connected to the connecting tube 12, the left rear connecting member 205 is connected to the connecting tube 12, the right front connecting member 304 is connected to the connecting tube 12, and the right rear connecting member 305 is connected to the connecting tube 12. Any suitable structure can be adopted. In a specific embodiment of the present utility model, the left front connecting member 204, the left rear connecting member 205, the right front connecting member 304 and the right rear connecting member 305 are all embedded in the connecting tube 12.

[0048] The left front connecting member 204, the left rear connecting member 205, the right front connecting member 304 and the right rear connecting member 305 can have any suitable shape. In a specific embodiment of the present invention, the left front connecting member 204 and the left rear connecting member 205 are respectively the left front connecting plate and the left rear connecting plate, and the left front connecting plate and the left rear connecting plate are both vertically arranged and arranged along the left and right directions and spaced apart from each other front and back. The right front connecting member 304 and the right rear connecting member 305 are respectively the right front connecting plate and the right rear connecting plate, and the right front connecting plate and the right rear connecting plate are both vertically arranged and arranged along the left and right directions and spaced apart from each other front and back.

[0049] The number of the left elastic members 208 and the number of the right elastic members 308 can be determined as needed. Preferably, the number of the left elastic members 208 and the number of the right elastic members 308 are both multiple, and the multiple left elastic members 208 and the multiple right elastic members 308 are spaced apart from each other in the front and back. The above "multiple" means more than 2, see Figures 3 and 4 As shown, in a specific embodiment of the present invention, the number of the left elastic members 208 and the number of the right elastic members 308 are both 2.

[0050] The left elastic member 208 and the right elastic member 308 can be any suitable elastic member, see Figures 3 and 4 As shown, in a specific embodiment of the present invention, the left elastic member 208 and the right elastic member 308 are both springs.

[0051] The left reinforcement device 2 and the right reinforcement device 3 may also include any other suitable components, see Figures 3 and 4As shown, in a specific embodiment of the present invention, the left reinforcement device 2 also includes a left mounting pad 210, which is horizontally arranged and located in the left reinforcement box 201, and the left mounting pad 210 is located between the top of the left reinforcement box 201 and the left elastic member 208 and is installed on the top of the left reinforcement box 201 and rests on the left elastic member 208; the right reinforcement device 3 also includes a right mounting pad 310, which is horizontally arranged and located in the right reinforcement box 301, and the right mounting pad 310 is located between the top of the right reinforcement box 301 and the right elastic member 308 and is installed on the top of the right reinforcement box 301 and rests on the right elastic member 308.

[0052] The shield gravity center adjustable device reinforcement structure may also include any other suitable components, see Figure 1 、 Figure 5 and Figure 6 As shown, in a specific embodiment of the present utility model, the shield center of gravity adjustable device reinforcement structure further includes a mounting seat 4, a connecting seat 5, a left stabilizing device 6 and a right stabilizing device 7, wherein:

[0053] The mounting base 4 and the connecting base 5 are both arranged horizontally and along the left-right direction, the mounting base 4 is arranged on the connecting base 5, and the housing 11 is installed on the mounting base 4;

[0054] The left stabilizing device 6 includes a left stabilizing bracket 601, a left connecting piece 602, a left threaded column 603, a left fixing plate 604, a left support pad 605, a left connecting column 606, a left handle 607, a left upper fastener 608 and a left lower fastener 609. The left stabilizing bracket 601 is located on the left side of the mounting seat 4. The left connecting piece 602 is located between the left stabilizing bracket 601 and the left end of the mounting seat 4 and respectively connects the left stabilizing bracket 601 and the left end of the mounting seat 4. The left threaded column 603 is vertically arranged and vertically movable to penetrate the left stabilizing bracket 601. The left fixing plate 604 and the left support pad 605 are both horizontally arranged and arranged along the left and right directions and spaced apart from each other up and down. The left connecting column 606 is vertically arranged. The left stabilizing bracket 601 is provided with a screw thread on the top of the left stabilizing bracket 601, and the screw thread on the top of the left stabilizing bracket 601 is provided with a screw thread on the top of the left stabilizing bracket 601. ...

[0055] The right stabilizing device 7 includes a right stabilizing bracket 701, a right connecting piece 702, a right threaded column 703, a right fixing plate 704, a right support pad 705, a right connecting column 706, a right handle 707, a right upper fastener 708 and a right lower fastener 709. The right stabilizing bracket 701 is located on the right side of the mounting seat 4. The right connecting piece 702 is located between the right stabilizing bracket 701 and the right end of the mounting seat 4 and respectively connects the right stabilizing bracket 701 and the right end of the mounting seat 4. The right threaded column 703 is vertically arranged and vertically movable to penetrate the right stabilizing bracket 701. The right fixing plate 704 and the right support pad 705 are both horizontally arranged and arranged along the left and right directions and spaced apart from each other up and down. The right connecting column 706 is vertically arranged. The right stabilizing bracket 701 is located between the right fixing plate 704 and the right supporting pad 705 and is respectively connected to the right fixing plate 704 and the right supporting pad 705. The lower end of the right threaded column 703 is located under the right stabilizing bracket 701 and is arranged on the right fixing plate 704. The upper end of the right threaded column 703 is located on the right stabilizing bracket 701. The right handle 707 is arranged on the upper end of the right threaded column 703. The upper right fastener 708 and the lower right fastener 709 are spaced apart from each other and are both sleeved and threadedly engaged with the right threaded column 703. The right stabilizing bracket 701 is located between the upper right fastener 708 and the lower right fastener 709 and respectively abuts against the upper right fastener 708 and the lower right fastener 709.

[0056] The left stabilizing bracket 601 and the right stabilizing bracket 701 can have any suitable shape. In a specific embodiment of the present invention, the left stabilizing bracket 601 and the right stabilizing bracket 701 are respectively a left stabilizing plate and a right stabilizing plate, and the left stabilizing plate and the right stabilizing plate are both horizontally arranged and arranged along the left and right directions.

[0057] The left connecting member 602 and the right connecting member 702 can have any suitable shape. In a specific embodiment of the present invention, the left connecting member 602 and the right connecting member 702 are respectively a left connecting plate and a right connecting plate, and the left connecting plate and the right connecting plate are both vertically arranged and arranged along the front-to-back direction.

[0058] The upper left fastener 608, the lower left fastener 609, the upper right fastener 708 and the lower right fastener 709 can be any suitable fasteners. In a specific embodiment of the present invention, the upper left fastener 608, the lower left fastener 609, the upper right fastener 708 and the lower right fastener 709 are all threaded sleeves, and the threaded sleeves are arranged horizontally.

[0059] The left handle 607 and the left handle 607 can have any suitable shape. In a specific embodiment of the present invention, the left handle 607 and the left handle 607 are both rod handles, and the rod handles are arranged along the left and right directions.

[0060] The shield center of gravity adjustable device 1 is a prior art, that is, the shield center of gravity adjustable device disclosed in Chinese invention patent CN114135301B. According to the utility model, after the connecting pipe 12 of the shield center of gravity adjustable device 1 is installed on the middle position of the upper surface of the shell 11 of the shield center of gravity adjustable device 1, the connecting pipe 12 is connected to the left front reinforcement bracket 202 and the left rear reinforcement bracket 203 through the left front connecting piece 204 and the left rear connecting piece 205 respectively, and the left reinforcement box 201 is connected through the left front reinforcement bracket 202 and the left rear reinforcement bracket 203. The left elastic member 208 provides elastic force to push the left limit plate 209, the left support column 207 and the left support plate 206 downward, so that the left support plate 206 is tightly against the upper surface of the shell 11. Similarly, the connecting pipe 12 is connected to the right front reinforcement bracket 302 and the right rear reinforcement bracket 303 through the right front connecting piece 304 and the right rear connecting piece 305 respectively, and is connected to the right reinforcement box 301 through the right front reinforcement bracket 302 and the right rear reinforcement bracket 303. The right elastic member 308 provides elastic force to push the right limit plate 309, the right support column 307 and the right support plate 306 downward, so that the right support plate 306 is tightly against the upper surface of the shell 11, thereby strengthening the support of the outer side of the connecting pipe 12, improving the connection stability between the connecting pipe 12 and the shield center of gravity adjustable device 1, and ensuring the stable operation of the shield center of gravity adjustable device 1.

[0061] When the mounting base 4, the connecting base 5, the left stabilizing device 6 and the right stabilizing device 7 are present, after the connecting base 5 is installed and placed in the corresponding position, the upper left fastener 608 and the lower left fastener 609 can be loosened, and then the left handle 607 can be pressed vertically to make the left threaded column 603 move downward relative to the left stabilizing bracket 601, driving the left fixing plate 604, the left connecting column 606 and the left support pad 605 to move downward, so that the left support pad 605 fits in the left position of the placement part of the connecting base 5, and then tighten the upper left fastener 608 and the lower left fastener 609 so that they respectively abut against the left stabilizing bracket 601, thereby conveniently completing the fixing of the position of the left threaded column 603 and achieving the purpose of easily fixing the position of the left support pad 605, similar to The upper right fastener 708 and the lower right fastener 709 can be loosened, and then the right handle 707 can be pressed vertically to make the right threaded column 703 move downward relative to the right stabilizing bracket 701, driving the right fixing plate 704, the right connecting column 706 and the right support pad 705 to move downward, so that the right support pad 705 is fitted with the right side of the placement part of the connecting seat 5, and then the upper right fastener 708 and the lower right fastener 709 can be tightened so that they respectively rest against the right stabilizing bracket 701, so as to conveniently complete the fixing of the position of the right threaded column 703, thereby achieving the purpose of easily fixing the position of the right support pad 705, and auxiliary support to the outer side of the placement part of the connecting seat 5 by the left support pad 605 and the right support pad 705, thereby achieving the purpose of increasing the support area.

[0062] Therefore, by adopting the utility model, by setting the left reinforcement device and the right reinforcement device, the left and right sides of the connecting pipe are supported, thereby improving the connection stability between the connecting pipe and the shield center of gravity adjustable device, which is beneficial to ensuring the stable operation of the shield center of gravity adjustable device; by setting the left stabilizing device and the right stabilizing device, the left and right sides of the connection seat placement position are auxiliary supported, thereby achieving the purpose of increasing the support area.

[0063] In summary, the reinforcement structure of the shield center of gravity adjustable device of the present invention can reinforce the outer side of the connecting pipe, increase the connection stability, and further provide auxiliary support on the left and right sides of the connection seat placement. It has a clever design, a simple structure, easy manufacturing, and low manufacturing cost, and is suitable for large-scale promotion and application.

[0064] It can be seen that the purpose of this utility model has been fully and effectively achieved. The functional and structural principles of this utility model have been demonstrated and explained in the embodiments. Without departing from the principles described, the embodiments may be modified in any way. Therefore, this utility model includes all modified embodiments based on the spirit and scope of the claims.

Claims

1. A shield machine center of gravity adjustable device reinforcement structure, comprising a shield machine center of gravity adjustable device, the shield machine center of gravity adjustable device comprising a shell and a connecting pipe, the shell being vertically arranged and arranged in an arc shape along the left and right directions, the middle portion of the shell protruding in an arc shape downward, the connecting pipe being vertically arranged in the middle position of the upper surface of the shell, characterized in that: The shield center of gravity adjustable device reinforcement structure further includes a left reinforcement device and a right reinforcement device, wherein: The left reinforcement device includes a left reinforcement box, a left front reinforcement bracket, a left rear reinforcement bracket, a left front connecting piece, a left rear connecting piece, a left support plate, a left support column, a left elastic piece and a left limit plate. The left reinforcement box is arranged vertically and along the front-to-back direction and is located on the left side of the connecting tube. The left front reinforcement bracket and the left rear reinforcement bracket are respectively located in front and behind the left reinforcement box and are both connected to the left reinforcement box. The left front connecting piece and the left rear connecting piece are spaced apart from each other in front and back. The left front connecting piece is located between the left front reinforcement bracket and the connecting tube and are respectively connected to the left front reinforcement bracket and the connecting tube. The left rear connecting piece is located between the left rear reinforcement bracket and the connecting tube and are respectively connected to the left rear reinforcement bracket and the connecting tube. The left support column is vertically arranged and can be moved vertically through the bottom of the left reinforcement box, and the lower end of the left support column is located under the bottom of the left reinforcement box and is arranged on the left support plate, and the upper end of the left support column is located in the left reinforcement box, and the left limiting plate is located in the left reinforcement box and is arranged on the upper end of the left support column, the left elastic member is vertically arranged and located in the left reinforcement box, and the left elastic member is located between the top of the left reinforcement box and the left limiting plate and respectively abuts against the top of the left reinforcement box and the left limiting plate; The right reinforcement device includes a right reinforcement box, a right front reinforcement bracket, a right rear reinforcement bracket, a right front connecting piece, a right rear connecting piece, a right support plate, a right support column, a right elastic piece and a right limit plate. The right reinforcement box is arranged vertically and along the front-to-back direction and is located on the right side of the connecting tube. The right front reinforcement bracket and the right rear reinforcement bracket are respectively located in front and behind the right reinforcement box and are both connected to the right reinforcement box. The right front connecting piece and the right rear connecting piece are spaced apart from each other front and back. The right front connecting piece is located between the right front reinforcement bracket and the connecting tube and are respectively connected to the right front reinforcement bracket and the connecting tube. The right rear connecting piece is located between the right rear reinforcement bracket and the connecting tube and are respectively connected to the right rear reinforcement bracket and the connecting tube. The taking over, the right limit plate and the right support plate are both arranged horizontally and along the front-back direction and spaced apart from each other up and down, the right support plate rests on the upper surface of the shell, the right support column is vertically arranged and vertically movably passes through the bottom of the right reinforcement box, the lower end of the right support column is located under the bottom of the right reinforcement box and is arranged on the right support plate, the upper end of the right support column is located in the right reinforcement box, the right limit plate is located in the right reinforcement box and is arranged on the upper end of the right support column, the right elastic member is vertically arranged and located in the right reinforcement box, the right elastic member is located between the top of the right reinforcement box and the right limit plate and respectively rests against the top of the right reinforcement box and the right limit plate.

2. The shield gravity center adjustable device reinforcement structure according to claim 1, characterized in that: The left front reinforcement bracket and the left rear reinforcement bracket are respectively the left front reinforcement plate and the left rear reinforcement plate, and the left front reinforcement plate and the left rear reinforcement plate are both vertically arranged and arranged along the front-to-back direction and spaced apart from each other front to back, and the right front reinforcement bracket and the right rear reinforcement bracket are respectively the right front reinforcement plate and the right rear reinforcement plate, and the right front reinforcement plate and the right rear reinforcement plate are both vertically arranged and arranged along the front-to-back direction and spaced apart from each other front to back.

3. The shield gravity center adjustable device reinforcement structure according to claim 1, characterized in that: The left front connecting piece, the left rear connecting piece, the right front connecting piece and the right rear connecting piece are all embedded in the connecting tube.

4. The shield gravity center adjustable device reinforcement structure according to claim 1, characterized in that: The left front connecting member and the left rear connecting member are respectively the left front connecting plate and the left rear connecting plate, and the left front connecting plate and the left rear connecting plate are both arranged vertically and along the left-right direction and spaced apart from each other front and back, and the right front connecting member and the right rear connecting member are respectively the right front connecting plate and the right rear connecting plate, and the right front connecting plate and the right rear connecting plate are both arranged vertically and along the left-right direction and spaced apart from each other front and back.

5. The shield gravity center adjustable device reinforcement structure according to claim 1, characterized in that: The left reinforcement device also includes a left mounting pad, which is horizontally arranged and located in the left reinforcement box, and the left mounting pad is located between the top of the left reinforcement box and the left elastic member, and is installed on the top of the left reinforcement box and rests on the left elastic member; the right reinforcement device also includes a right mounting pad, which is horizontally arranged and located in the right reinforcement box, and the right mounting pad is located between the top of the right reinforcement box and the right elastic member, and is installed on the top of the right reinforcement box and rests on the right elastic member.

6. The shield gravity center adjustable device reinforcement structure according to claim 1, characterized in that: The shield center of gravity adjustable device reinforcement structure further includes a mounting seat, a connecting seat, a left stabilizing device and a right stabilizing device, wherein: The mounting seat and the connecting seat are both arranged horizontally and along the left-right direction, the mounting seat is arranged on the connecting seat, and the shell is installed on the mounting seat; The left stabilizing device includes a left stabilizing bracket, a left connecting piece, a left threaded column, a left fixing plate, a left support pad, a left connecting column, a left handle, a left upper fastener and a left lower fastener. The left stabilizing bracket is located on the left side of the mounting seat. The left connecting piece is located between the left stabilizing bracket and the left end of the mounting seat and respectively connects the left stabilizing bracket and the left end of the mounting seat. The left threaded column is vertically arranged and vertically movable to pass through the left stabilizing bracket. The left fixing plate and the left support pad are both horizontally arranged and arranged along the left and right directions and spaced apart from each other up and down. The left connecting column is vertically arranged. The left stabilizing bracket is provided with a screw thread on the top of the left stabilizing bracket and a screw thread on the bottom of the left stabilizing bracket, and the screw thread on the bottom of the left stabilizing bracket is provided with a screw thread on the top of the left stabilizing bracket. The left stabilizing bracket is provided with a screw thread on the top of the left stabilizing bracket and a screw thread on the bottom of the left stabilizing bracket. The right stabilizing device includes a right stabilizing bracket, a right connecting piece, a right threaded column, a right fixing plate, a right support pad, a right connecting column, a right handle, a right upper fastener and a right lower fastener. The right stabilizing bracket is located on the right side of the mounting seat. The right connecting piece is located between the right stabilizing bracket and the right end of the mounting seat and respectively connects the right stabilizing bracket and the right end of the mounting seat. The right threaded column is vertically arranged and vertically movable to pass through the right stabilizing bracket. The right fixing plate and the right support pad are both horizontally arranged and arranged along the left and right directions and spaced apart from each other up and down. The right connecting column is vertically arranged. The right stabilizing bracket is located between the right stabilizing bracket and the right fixing plate, and the right stabilizing bracket is respectively connected to the right stabilizing bracket and the right fixing plate. The upper end of the right threaded column is located on the right stabilizing bracket, and the right handle is located on the upper end of the right threaded column. The upper right fastener and the lower right fastener are spaced apart from each other and are both sleeved and threadedly engaged with the right threaded column. The right stabilizing bracket is located between the upper right fastener and the lower right fastener and respectively abuts against the upper right fastener and the lower right fastener.

7. The shield gravity center adjustable device reinforcement structure according to claim 6, characterized in that: The left stabilizing bracket and the right stabilizing bracket are respectively a left stabilizing plate and a right stabilizing plate. The left stabilizing plate and the right stabilizing plate are both arranged horizontally and along the left-right direction.

8. The shield gravity center adjustable device reinforcement structure according to claim 6, characterized in that: The left connecting member and the right connecting member are respectively a left connecting plate and a right connecting plate, and the left connecting plate and the right connecting plate are both arranged vertically and along the front-to-back direction.

9. The shield gravity center adjustable device reinforcement structure according to claim 6, characterized in that: The upper left fastener, the lower left fastener, the upper right fastener, and the lower right fastener are all threaded sleeves, and the threaded sleeves are arranged horizontally.

10. The shield gravity center adjustable device reinforcement structure according to claim 6, characterized in that: The left handle and the left handle are both rod handles, and the rod handles are arranged along the left and right directions.

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