CN211623430U - Replaceable rubber double-cylinder boot supporting plate - Google Patents

Abstract

The utility model discloses a removable formula rubber double-cylinder props boots board, include iron plate and fix the rubber slab in iron plate one side, the rubber slab passes through coupling assembling and is connected with iron plate, coupling assembling includes interior welt and fastening component, fastening component includes nut and screw, be provided with fastening through-hole on iron plate, be provided with connect the via hole on interior welt, and interior welt is located inside the rubber slab, be provided with the shaft shoulder on the outer periphery wall of nut, it is located and inserts during the fastening through-hole after passing connect the via hole in the path end of shaft shoulder one side, it is located the inboard of rubber slab in the big footpath end of shaft shoulder one side, the screw inserts in the fastening through-hole and with nut threaded connection. The utility model improves the convenience of the later maintenance of the boot supporting plate and reduces the maintenance cost; and need not to send the iron plate back to the production line and carry out injection moulding rubber slab, need not extra customization, directly adopt the new rubber slab that is equipped with can.

Description

Replaceable rubber double-cylinder boot supporting plate

Technical Field

The utility model relates to a shield constructs quick-witted technical field, concretely relates to removable formula rubber double-cylinder props boots board.

Background

Shield tunnel boring machine, shield machine for short. The tunnel boring machine is a special engineering machine for tunnel boring, integrates light, mechanical, electrical, hydraulic, sensing and information technologies, has the functions of excavating and cutting soil, conveying soil slag, assembling tunnel lining, measuring, guiding, correcting deviation and the like, relates to multiple subject technologies such as geology, civil engineering, machinery, mechanics, hydraulic pressure, electricity, control, measurement and the like, is designed and manufactured in a 'body-measuring clothes-cutting' mode according to different geology, and has extremely high reliability requirement. The shield tunneling machine is widely used for tunnel engineering of subway, railway, highway, municipal administration, hydropower and the like.

The supporting shoe plate is an indispensable part in the whole tunneling process during the installation of the duct piece and the advancing of the shield tunneling machine. The shoe supporting plates adopted in the prior industry are divided into single-cylinder shoe supporting plates and parallel-bar shoe supporting plates. The material is divided into a nylon shoe supporting plate, an iron plate shoe supporting plate and an iron plate and rubber combined shoe supporting plate. The shoe supporting plate adopted by the machine type is different according to different machine types. The iron plate and rubber combined type shoe supporting plate is an integrated object formed by an iron plate and rubber structure, namely the iron plate is placed in a mold, and then a rubber plate is formed on one side of the iron plate through injection molding. When a rubber product is damaged or aged, the whole shoe supporting plate can only be replaced, the cost is high, and the customization period is long because the shoe supporting plate is an integrated object of rubber and an iron plate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides a removable formula rubber double-cylinder props boots board, has solved current iron plate and has added the rubber combination formula and prop boots board maintenance cost height, the technical problem of custom cycle length. The utility model discloses in, independently come out rubber slab from iron plate to set up corresponding enhancement, connection structure in the rubber slab, can strengthen the intensity of rubber slab, the rubber slab of being convenient for again is dismantled with iron plate and is connected, improves later maintenance convenience, reduces the maintenance cost.

The utility model adopts the technical scheme as follows:

removable formula rubber double-cylinder props boots board, including iron plate and fix the rubber slab in iron plate one side, the rubber slab passes through coupling assembling and is connected with iron plate, coupling assembling includes interior bushing plate and fastening components, fastening components includes nut and screw be provided with fastening through-hole on the iron plate be provided with connect the through-hole on the interior bushing plate, and interior bushing plate is located inside the rubber slab, be provided with the shaft shoulder on the outer circumferential wall of nut, during its path end that is located shaft shoulder one side passes and inserts fastening through-hole behind the connect the through-hole, its big path end that is located shaft shoulder one side is located the inboard of rubber slab, and the shaft shoulder butt is on interior bushing plate, the screw inserts in fastening through-hole and with nut threaded connection.

Further, a plurality of process holes 8 are formed in the inner lining plate.

Furthermore, the number and the distribution mode of the fastening through holes are consistent with those of the connecting through holes; the eight fastening components are respectively matched with one connecting through hole and one fastening through hole.

Further, the screw is a hexagon socket countersunk head screw.

Further, the nut is a flat-head rivet nut.

Due to the adoption of the technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses a removable formula rubber double-cylinder boots board props, interior welt has not only strengthened the intensity of rubber slab, and has increased a structure that can adopt threaded connection mode and iron plate fixed on the rubber slab, so that the rubber slab can be connected through the fastener with iron plate 1, thereby fix the rubber slab dismantlement formula on iron plate, so that later stage when the rubber part of rubber slab ages, wear, loosen the screw, can relieve the fastening connection between iron plate and the rubber slab, dismantle and change the rubber slab, improved the convenience of propping the later maintenance of boots board, and reduced the maintenance cost; the iron plate is not required to be sent back to a production line for injection molding of the rubber plate, additional customization is not required, and the prepared new rubber plate is directly adopted;

2. the replaceable rubber double-cylinder boot supporting plate has the advantages that the technical holes are formed, so that a part of fluid glue solution flows into the technical holes in the process of injection molding of the rubber plate, and the integrity of the rubber part and the lining plate is enhanced;

3. the utility model discloses removable formula rubber double-cylinder props the boots board, hexagon socket head cap countersunk screw makes the iron plate plane level, does benefit to and props installation, the stock transportation etc. in boots board later stage.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, for those skilled in the art, other related drawings can be obtained according to the drawings without creative efforts, and the proportional relationship of each component in the drawings in the present specification does not represent the proportional relationship in the actual material selection design, and is only a schematic diagram of the structure or the position, in which:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view taken along A-A in FIG. 2;

fig. 4 is a rear view of the present invention;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;

fig. 6 is an enlarged view at C in fig. 5.

Reference numerals in the drawings indicate:

1-iron plate, 2-rubber plate, 3-lining plate, 4-nut, 5-screw, 6-fastening through hole, 7-connecting through hole and 8-fabrication hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

The term "connected" as used herein is intended to mean a conventional connection, such as integrally formed, welded, riveted, etc., if not specifically emphasized, and the specific connection is preferably adapted according to conventional technical knowledge in the art. All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

The present invention will be described in detail with reference to fig. 1 to 6.

Example 1

As shown in fig. 1-6, the replaceable rubber double-cylinder boot plate of the present invention comprises an iron plate 1 and a rubber plate 2 fixed on one side of the iron plate 1, wherein the rubber plate 2 is connected with the iron plate 1 through a connecting assembly, the connecting assembly comprises an inner lining plate 3 and a fastening assembly, the fastening assembly comprises a nut 4 and a screw 5, a fastening through hole 6 is provided on the iron plate 1, a connecting through hole 7 is provided on the inner lining plate 3, the inner lining plate 3 is located inside the rubber plate 2, a shoulder is provided on the outer circumferential wall of the nut 4, a small-diameter end located on one side of the shoulder passes through the connecting through hole 7 and then is inserted into the fastening through hole 6, a large-diameter end located on one side of the shoulder is located inside the rubber plate 2, the shoulder abuts against the inner lining plate 3, and the screw 5 is inserted into the fastening through hole 6 and is in threaded connection with the.

The rubber plate 2 is preferably formed by firstly installing the nuts 4 in the connecting through holes 7, then placing the lining plate 3 provided with the nuts 4 in a mold for injection molding the rubber plate 2, then performing injection molding in the mold to form a plastic part completely wrapping the lining plate, taking out the plastic part after forming to obtain the rubber plate 2 with the lining plate arranged inside, wherein the lining plate is completely embedded in rubber, and the outer surface is not exposed.

In the utility model, the inner lining plate 3 not only enhances the strength of the rubber plate 2, but also adds a structure which can fix the rubber plate 2 with the iron plate in a threaded connection mode, so that the rubber plate can be connected with the iron plate 1 through a fastener, thereby detachably fixing the rubber plate on the iron plate 1, so that the fastening connection between the iron plate 1 and the rubber plate 2 can be released after the rubber part of the rubber plate is aged and worn in the later period and the screw 5 is loosened, the rubber plate 2 is detached and replaced, the convenience of the later maintenance of the boot supporting plate is improved, and the maintenance cost is reduced; and need not to send the iron plate back to the production line and carry out injection moulding rubber slab, need not extra customization, directly adopt the new rubber slab that is equipped with can.

Further, a plurality of process holes 8 are provided in the inner liner 3. The fabrication holes 8 are arranged so that a part of fluid glue flows into the fabrication holes during the injection molding of the rubber sheet 2, thereby enhancing the integration of the rubber part and the inner lining. In the drawing, the holes other than the process holes and the connecting through holes of the inner liner 3 are holes for attaching the shoe stays to the equipment, and as shown in fig. 2, the holes on the same circumference are holes for connecting the shoe stays to the equipment.

Furthermore, eight connecting through holes 7 are arranged, four connecting through holes are arranged in one group and are respectively arranged on two sides of the inner lining plate 3, and the number and the distribution mode of the fastening through holes 6 are consistent with those of the connecting through holes 7; the eight fastening components are respectively matched with one connecting through hole 7 and one fastening through hole 6.

Further, the screw 5 is a socket head cap screw. The inner hexagonal countersunk head screw enables the plane of the iron plate to be smooth, and is beneficial to the later installation, inventory transportation and the like of the shoe supporting plate.

Further, the nut 4 is a flat head rivet nut.

The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can be covered within the protection scope of the present invention without the changes or substitutions conceived by the inventive work within the technical scope disclosed by the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (5)

1. Removable formula rubber double-cylinder props boots board, include iron plate (1) and fix rubber slab (2) in iron plate (1) one side, its characterized in that: the rubber plate (2) is connected with the iron plate (1) through a connecting assembly, the connecting assembly comprises an inner lining plate (3) and a fastening assembly, the fastening assembly comprises a nut (4) and a screw (5), a fastening through hole (6) is formed in the iron plate (1), a connecting through hole (7) is formed in the inner lining plate (3), the inner lining plate (3) is located inside the rubber plate (2), a shaft shoulder is arranged on the outer circumferential wall of the nut (4), the small-diameter end of the small-diameter end, located on one side of the shaft shoulder, penetrates through the connecting through hole (7) and then is inserted into the fastening through hole (6), the large-diameter end of the small-diameter end, located on one side of the shaft shoulder, is located on the inner side of the rubber plate (2), the shaft shoulder is abutted to the inner lining plate (3), and the screw (5) is inserted.

2. The replaceable rubber dual cylinder shoe stretcher of claim 1 wherein: the lining plate (3) is provided with a plurality of process holes (8).

3. The replaceable rubber dual cylinder shoe stretcher of claim 1 wherein: the number and the distribution mode of the fastening through holes (6) are consistent with those of the connecting through holes (7); the number of the fastening components is eight, and the fastening components are respectively matched with one connecting through hole (7) and one fastening through hole (6).

4. The replaceable rubber dual cylinder shoe stretcher of claim 1 wherein: the screw (5) is an inner hexagonal countersunk head screw.

5. The replaceable rubber dual cylinder shoe stretcher of claim 1 wherein: the nut (4) is a flat head rivet nut.

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