CN210370723U

CN210370723U - Shield constructs section of jurisdiction conveyer

Info

Publication number: CN210370723U
Application number: CN201921316868.7U
Authority: CN
Inventors: 余振江
Original assignee: Foshan Nanhai Shangbang Concrete Components Co ltd
Current assignee: Foshan Nanhai Shangbang Concrete Components Co ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-04-21
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses a shield constructs section of jurisdiction conveyer, which comprises a base, the up end on chassis is provided with wearing layer and first buffer layer, first buffer layer is located the lower extreme of wearing layer, the up end of wearing layer is connected with the section of jurisdiction, both ends are provided with the fixed slot about the section of jurisdiction, both ends are provided with the bullet piece about the chassis, sliding connection has the locating lever in the bullet piece, the lower extreme and the fixed slot joint of locating lever, the lower extreme fixedly connected with landing leg on chassis, the lower extreme sliding connection of landing leg has the base block, the lower extreme fixedly connected with permanent magnetism sucking disc chassis's of base block lower extreme is provided with the support, the lower extreme fixedly connected with second buffer layer of support. Through being provided with the chassis, replaced the stick that is used for joint section of jurisdiction before, strengthened the stability when shield constructs the section of jurisdiction transportation, be provided with a plurality of landing legs through the lower extreme on the chassis to set up the absorbing base block of slidable at the lower extreme of landing leg, strengthened the shock attenuation nature of shield constructs the section of jurisdiction when the transportation.

Description

Shield constructs section of jurisdiction conveyer

Technical Field

The utility model relates to a shield constructs the technical field of section of jurisdiction transportation, specifically is a shield constructs section of jurisdiction conveyer.

Background

The main assembly structure of shield construction of shield section of jurisdiction, the shield section of jurisdiction is different from ordinary flat section of jurisdiction, the shield section of jurisdiction is circular-arc, because the shield section of jurisdiction will bear the beneath permanent pressure, so the plane degree requirement to the shield section of jurisdiction is higher, when the shield section of jurisdiction transports, utilize the truck to put the shield section of jurisdiction in the carriage usually, and add the below of shield section of jurisdiction and establish two stuff and block the shield section of jurisdiction, make it can not receive in the transportation and collide the damage in the carriage, however, the structure of assembling of shield construction of shield section of jurisdiction

1. When a truck runs on a road with a large gradient, the battens clamped at two ends of the shield segment are very easy to loosen, the shield segment loses support in the carriage, the center of gravity of the truck is shifted, the possibility of accident occurrence is increased in the running process, and the stability of the shield segment in the transportation process is poor;

2. the shield constructs the section of jurisdiction and can cause because the relation of automobile body in the transportation to rock and vibrate, because the usability of shield constructs the section of jurisdiction itself, needs to guarantee the apparent roughness and the smoothness of shield constructs the section of jurisdiction, consequently, the shield constructs the section of jurisdiction and will keep steadily as far as possible in the transportation to and can not make the shield construct the section of jurisdiction in the transportation because vibrate and collide with the carriage, cause the damage of section of jurisdiction surface, the shock attenuation nature when the shield constructs the section of jurisdiction transportation is relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shield constructs section of jurisdiction conveyer to solve the relatively poor problem of shock attenuation nature during the relatively poor, the transportation of shield structure section of jurisdiction of stability in the shield structure section of jurisdiction transportation that prior art exists.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a shield constructs section of jurisdiction conveyer, includes the chassis, the up end on chassis is provided with wearing layer and first buffer layer, first buffer layer is located the lower extreme of wearing layer, the up end of wearing layer is connected with the section of jurisdiction, both ends are provided with the fixed slot about the section of jurisdiction, both ends are provided with the bullet piece about the chassis, sliding connection has the locating lever in the bullet piece, the lower extreme and the fixed slot joint of locating lever, the lower extreme fixedly connected with landing leg on chassis, the lower extreme sliding connection of landing leg has the base block, the lower extreme fixedly connected with permanent magnetism sucking disc of base block the lower extreme on chassis is provided with the support, the lower extreme fixedly connected with second buffer layer of support.

Preferably, the elastic block is arranged at the bending positions at the left end and the right end of the chassis, the elastic block is internally provided with a spring hole, the upper end and the lower end of the spring hole are symmetrically provided with mounting holes, the spring hole and the mounting holes are positioned on the same vertical central axis, the elastic block is internally and slidably connected with a positioning rod, the middle part of the positioning rod is fixedly provided with a leaning block, the leaning block is arranged in a manner of being bilaterally symmetrical with the vertical central axis of the positioning rod, and a second spring is fixedly connected between the upper end surface of the leaning block and the spring hole.

Preferably, the left end and the right end of the chassis are provided with second via holes, the second via holes and the mounting holes are located on the same vertical central axis, and the lower end of the positioning rod vertically penetrates through the mounting holes and the second via holes.

Preferably, the fixed slot is provided with a plurality of in both ends side equidistance symmetry about the section of jurisdiction, and the lower extreme elastic clamping of locating lever is in the fixed slot.

Preferably, the upper end of the positioning rod is provided with a limiting hole, and a fixing pin is fixedly inserted into the limiting hole.

Preferably, the quantity of landing leg is six, and the landing leg is three to a set of to the horizontal central axis bilateral symmetry on chassis sets up, the lower extreme and the base block sliding connection of landing leg, be provided with the hole in the base block, the upper end of hole is provided with first via hole, first via hole and hole are located same vertical central axis, the vertical first via hole that runs through of lower extreme of landing leg is to the hole in, the first spring of fixedly connected with between the lower extreme of landing leg and the hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the chassis is arranged to replace a wooden stick used for clamping the duct piece in the prior art, the two side edges of the duct piece are provided with a plurality of positioning grooves, and a plurality of positioning rods are equidistantly arranged on the chassis, so that the positioning rods fix the shield duct piece, and the stability of the shield duct piece during transportation is enhanced;

2. the lower end of the chassis is provided with the support legs, and the lower ends of the support legs are provided with the slidable damping base blocks, so that the damping performance of the shield segment in transportation is enhanced.

Drawings

Fig. 1 is a front view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the fixing of the positioning rod and the duct piece of the present invention;

FIG. 3 is an enlarged view of the positioning rod and the segment of the present invention;

fig. 4 is a top view of the overall structure of the present invention;

fig. 5 is a left side view of the leg of the present invention.

In the figure: 1 section of jurisdiction, 2 wearing layer, 3 first buffer layer, 4 locating levers, 5 chassis, 6 landing legs, 7 spring holes, 8 basic blocks, 9 permanent magnetism sucking discs, 10 first springs, 11 first via holes, 12 supports, 13 spacing holes, 14 mounting holes, 15 second springs, 16 second buffer layers, 17 second via holes, 18 fixed slots, 19 lean on piece, 20 bullet pieces, 21 fixed pins, 22 holes.

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 creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, the present invention provides a technical solution: a shield segment conveying device is characterized in that a shield segment is a protective screen of a tunnel inner layer and is arc-shaped, the shield segment is usually cast by high-strength anti-permeability concrete to ensure the bearing performance and the waterproof performance of a segment 1, the shield segment conveying device comprises a chassis 5, the chassis 5 adopts a frame structure to save materials, the length of the chassis 5 is the same as that of the shield segment, the chassis 5 is arc-shaped and is fully attached to the segment 1, the chassis 5 adopts common steel to facilitate subsequent welding auxiliary parts, second through holes 17 are symmetrically arranged at bending positions at the left end and the right end of the chassis 5, the second through holes 17 are round holes, the upper end surface of the chassis 5 is covered with the segment 1, the lower end surface of the segment 1 is closely attached to a wear-resistant layer 2, a first shock absorption layer 3 is arranged at the lower end of the wear-resistant layer 2, the wear-resistant layer 2 is composed of wear-resistant paint, the hardness and the wear resistance of the upper end surface of the chassis 5 are enhanced, the scratch of the outer surface of the duct piece 1 caused by the scratch and the unevenness of the placing surface of the chassis 5 can not be caused in the transportation process of the duct piece 1, the lower end surface of the duct piece 1 is always attached to a smooth placing surface, the first shock absorption layer 3 at the lower end of the wear-resistant layer 2 is composed of shock absorption plates which are used for shock absorption and buffering, the left end and the right end of the duct piece 1 are provided with fixing grooves 18, the fixing grooves 18 are circular, the fixing grooves 18 are equidistantly and symmetrically arranged on the side edges of the left end and the right end of the duct piece 1, the fixing grooves 18 are used for fixing the duct piece 1 on the chassis 5, the left end and the right end of the chassis 5 are fixedly welded with spring blocks 20, the number of the spring blocks 20 depends on the number of the fixing grooves 18, the spring holes 7 are arranged inside the spring blocks, the mounting hole 14 and the spring hole 7 are positioned on the same vertical central axis, the spring block 20 is connected with a positioning rod 4 in a sliding manner, the positioning rod 4 is in a 7 shape, the whole positioning rod 4 is cylindrical, the middle part of the positioning rod 4 is fixedly welded with a leaning block 19, the leaning block 19 is rectangular, the leaning blocks 19 are symmetrically welded at two ends of the outer wall of the positioning rod 4, the leaning block 19 is tightly attached to the spring hole 7 to ensure the stability of the structure, the lower end of the positioning rod 4 vertically penetrates through a second through hole 17 and is clamped in a fixing groove 18, the diameter of the fixing groove 18 is not smaller than that of the lower end of the positioning rod 4, the fixing groove 18 and the positioning rod 4 are matched by a transition shaft, the maximum tolerance is not more than two centimeters, a second spring 15 is fixedly connected between the leaning block 19 and the spring hole 7, the second spring 15 is a compression spring, a gap is reserved between the compression spring ring and the ring, the whole, the positioning rod 4 can slide between the fixing grooves 18 by utilizing the compression deformability of the second spring 15, the flexibility of the structure is enhanced, the convenience is enhanced for disassembling the pipe piece 1, the limiting hole 13 is processed at the upper end of the positioning rod 4, the limiting hole 13 transversely penetrates through the positioning rod 4, when the lower end of the positioning rod 4 is separated from the fixing groove 18 due to the compression of the second spring 15, in order to facilitate the development of subsequent work, the fixing pin 21 transversely penetrates through the limiting hole 13, the diameter of the limiting hole 13 is not smaller than that of the fixing pin 21, the fixing pin 21 and the limiting hole 13 are in transition fit, the maximum tolerance is not more than two centimeters, the convenience for disassembling the fixing pin 21 is ensured, the pipe piece 1 is more convenient when being disassembled from the chassis 5 due to the arrangement of the limiting hole 13 and the fixing pin 21, a worker does not need to always manually fix the positioning rod 4, the chassis 5 is arranged, the wood stick, the both sides limit of section of jurisdiction 1 is provided with a plurality of constant head tanks 18, and the equidistance is provided with a plurality of locating levers 4 on chassis 5, makes locating lever 4 fix the shield section of jurisdiction, has strengthened the stability when the shield section of jurisdiction transports, and the lower extreme fixedly connected with landing leg 6 of chassis 5, the lower extreme sliding connection of landing leg 6 has base block 8, the lower extreme fixedly connected with permanent magnetism sucking disc 9 of base block 8, and the lower extreme of chassis 5 is provided with support 12, and the lower extreme fixedly connected with second buffer layer 16 of support 12.

Referring to fig. 1, the supporting legs 6 are cylindrical, the number of the supporting legs 6 is six, three supporting legs 6 are in a group, the supporting legs are arranged in bilateral symmetry with the transverse central axis of the chassis 5, the lower ends of the supporting legs 6 are slidably connected with the base block 8, the base block 8 is cylindrical, an inner hole 22 is formed in the base block 8, a first through hole 11 is formed in the upper end of the inner hole 22, the first through hole 11 and the inner hole 22 are located on the same vertical central axis, the lower ends of the supporting legs 6 vertically penetrate through the first through hole 11 into the inner hole 22, a disc is processed at the lower ends of the supporting legs 6, the diameter of the disc is not smaller than that of the first through hole 11, the disc is tightly attached to the inner hole 22 to ensure the stability of the structure, the supporting legs 6 cannot swing around when sliding in the inner hole 22, a first spring 10 is fixedly connected between the lower ends of the supporting legs 6 and the inner hole 22, the first spring 10 is a compression spring, the, the material has high spring strength and good elasticity, and has better shock absorption when being used on a large-scale bearing structure, the lower end of a supporting leg 6 is connected with a permanent magnetic chuck 9 through threads, the permanent magnetic chuck 9 is also called a magnetic chuck, the side edge of the permanent magnetic chuck 9 is provided with a handle, the permanent magnetic chuck 9 takes a high-efficiency rare earth material neodymium iron boron as an inner core, the handle of the chuck is pulled by hands to rotate, so that the magnetic force system of the neodymium iron boron inside the chuck is changed, the object to be sucked or released is reached, because the truck carriage of the transportation duct piece 1 is made of carbon steel, the permanent magnetic chuck 9 can be firmly sucked in the carriage, the chassis 5 is fixed, the duct piece 1 is stabilized in the truck carriage, the middle part of the lower end of the chassis 5 is provided with a support 12, the lower end of the support 12 adopts a forked structure, the force transmitted on the chassis 5 during transportation is shunted, the lower extreme of support 12 has second buffer layer 16 through inorganic adhesive bonding, polyurethane rubber is chooseed for use to second buffer layer 16, because polyurethane rubber has good wearability, intensity, elasticity and tearability etc, can play better shock attenuation and fixed effect in large-scale bearing thing transportation shock attenuation, be provided with a plurality of landing legs 6 through the lower extreme at chassis 5, and set up the absorbing base block 8 of slidable at the lower extreme of landing leg 6, the shock attenuation of shield segment when the transportation has been strengthened.

The utility model discloses when concrete implementation: the chassis 5 is carried to a carriage, the permanent magnetic chuck 9 is opened to enable the permanent magnetic chuck 9 to be firmly adsorbed in the carriage, the lower end surface of the shield segment is aligned to the upper end surface of the chassis 5 through a crane and is matched and translated into the chassis 5, the wear-resistant layer 2 on the outer surface of the chassis 5 can bear larger friction to enable the outer surface of the chassis 5 to be kept smooth, when the segment 1 is matched with the chassis 5, the fixing pin 21 is pulled outwards, the second spring 15 is upwards extruded by the backup block 19 in the middle of the positioning rod 4, the second spring 15 is compressed under stress, the ring and the ring are closed, the positioning rod 4 is integrally moved upwards, the deformation state of the second spring 15 is stabilized through the clamping fixing pin 21, at the moment, the fixing pin 21 is pulled outwards, the second spring 15 has no limiting force, the positioning rod 4 is driven to rapidly rebound, the lower end of the positioning rod 4 is firmly clamped into the positioning groove 18 of the corresponding segment, make all lower orders of locating lever 4 all the joint enter corresponding constant head tank 18 in, accomplish fixedly, when the road meets jolting in the transportation, the first buffer layer 3 of section of jurisdiction 1 lower extreme carries out preliminary shock attenuation to section of jurisdiction 1, pass on the chassis 5 on the downward impact force of transmission to landing leg 6, the first spring 10 atress compression of landing leg 6 lower extreme, take place deformation, first spring 10 carries out the secondary shock attenuation to section of jurisdiction 1, the 16 supplementary shock absorbers of second buffer layer at 5 lower extreme middle parts on the chassis, it is minimum to guarantee that section of jurisdiction 1 received jolting when jolting with maximum efficiency, the wearing and tearing that receive are minimum.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shield constructs section of jurisdiction conveyer, includes chassis (5), its characterized in that: the upper end surface of the chassis (5) is provided with a wear-resistant layer (2) and a first shock absorption layer (3), the first shock absorption layer (3) is positioned at the lower end of the wear-resistant layer (2), the upper end surface of the wear-resistant layer (2) is connected with a pipe piece (1), fixing grooves (18) are arranged at the left end and the right end of the duct piece (1), elastic blocks (20) are arranged at the left end and the right end of the chassis (5), the elastic block (20) is connected with a positioning rod (4) in a sliding way, the lower end of the positioning rod (4) is clamped with the fixed groove (18), the lower end of the chassis (5) is fixedly connected with a supporting leg (6), the lower end of the supporting leg (6) is connected with a base block (8) in a sliding way, the lower end of the base block (8) is fixedly connected with a permanent magnetic chuck (9), the lower end of the chassis (5) is provided with a support (12), the lower end of the support (12) is fixedly connected with a second damping layer (16).

2. The shield segment transportation device of claim 1, wherein: the utility model discloses a spring block, including base plate (5), bullet piece (20), spring hole (7) are provided with in bullet piece (20), the upper and lower both ends symmetry of spring hole (7) is provided with mounting hole (14), spring hole (7) are located same vertical central axis with mounting hole (14), sliding connection has locating lever (4) in bullet piece (20), the fixed piece (19) that leans on that is provided with in middle part of locating lever (4), lean on piece (19) with the vertical central axis bilateral symmetry setting of locating lever (4), lean on fixedly connected with second spring (15) between the up end of piece (19) and spring hole (7).

3. The shield segment transportation device of claim 1, wherein: the chassis (5) are provided with second via holes (17) at the left end and the right end, the second via holes (17) and the mounting holes (14) are located on the same vertical central axis, and the lower end of the positioning rod (4) vertically penetrates through the mounting holes (14) and the second via holes (17).

4. The shield segment transportation device of claim 1, wherein: fixed slot (18) are provided with a plurality of in both ends side equidistance symmetry about section of jurisdiction (1), and the lower extreme elastic clamping of locating lever (4) is in fixed slot (18).

5. The shield segment transportation device of claim 4, wherein: the upper end of the positioning rod (4) is provided with a limiting hole (13), and a fixing pin (21) is fixedly inserted into the limiting hole (13).

6. The shield segment transportation device of claim 1, wherein: the quantity of landing leg (6) is six, and landing leg (6) are three for a set of to the horizontal central axis bilateral symmetry setting on chassis (5), the lower extreme and base block (8) sliding connection of landing leg (6), be provided with hole (22) in base block (8), the upper end of hole (22) is provided with first via hole (11), first via hole (11) are located same vertical central axis with hole (22), the lower extreme of landing leg (6) is vertical to run through first via hole (11) to hole (22) in, fixedly connected with first spring (10) between the lower extreme of landing leg (6) and hole (22).