CN214464174U - Novel chute with double slag outlets - Google Patents

Novel chute with double slag outlets Download PDF

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Publication number
CN214464174U
CN214464174U CN202022994695.3U CN202022994695U CN214464174U CN 214464174 U CN214464174 U CN 214464174U CN 202022994695 U CN202022994695 U CN 202022994695U CN 214464174 U CN214464174 U CN 214464174U
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China
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chute
upper portion
shield
upper chute
baffle
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CN202022994695.3U
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Inventor
陈洪财
匡腾蛟
彭湛军
赵强
高旭东
郑军
李恒
郭涛
陈文菊
邓涛
王元桔
蒋钏应
向毅
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China Railway Engineering Service Co Ltd
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China Railway Engineering Service Co Ltd
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Abstract

The utility model discloses a new-type two slag notch chutes belongs to the shield and constructs the muck and transport technical field, need pause excavation work, shield the problem of inefficiency when having solved among the prior art belt feeder unable use, it includes: upper portion chute and lower part chute, the upper portion chute with the lower part chute passes through bolted connection, the fixed lug that is provided with in top of upper portion chute, the below fixedly connected with guide funnel of upper portion chute, the inside of upper portion chute is provided with turns over the board rocker, turn over the fixed board that is provided with in top of board rocker, the lower part chute is close to one side of upper portion chute is provided with pipeline observation device, the utility model discloses a cooperation of two slag notch chutes and transfer car (buggy) has realized the dregs transportation at the unable during operation of belt feeder, has guaranteed shield structure machine's continuous excavation efficiency.

Description

Novel chute with double slag outlets
Technical Field
The utility model belongs to the technical field of the shield constructs dregs transportation, specifically belong to a new-type two slag notch chutes and construction method thereof.
Background
The full name of the shield machine is 'shield tunnel tunneling machine', the construction link of the equipment in the tunnel engineering project, mainly used for tunneling, can be known through the full name part, and the tunneling work can be smoothly developed through the application of the equipment. The commonly used shield machine integrates the application of a plurality of technologies, so that the performance part is very strengthened, the shield machine can adapt to the construction requirements of different geological conditions, and the domestic shield machine requirements are also increased year by year along with the construction plan of underground pipe galleries in China.
The shield constructs the machine and excavates the operation in the underground, need discharge a large amount of dregs, and the main mode of shield structure dregs exhaust at home and abroad is through setting up the belt feeder in the slag notch below that the shield constructs the built-in, begins the slag notch at the shield structure machine, and the dregs falls into the belt feeder from the slag notch to transport out the tunnel through the belt feeder.
In the conventional technology, because the belt feeder can inevitably appear situations such as fracture, damage in the course of the work, need carry out the belt vulcanization, or the condition that mechanical failure or may appear, in the shield constructs the machine and constantly digs into the in-process, also need carry out benefit processing with the belt feeder, in above several kinds of situations, need pause the excavation operation of shield structure machine, carry out the maintenance and the belt processing of belt feeder, slowed down the excavation efficiency of shield structure machine greatly, can not satisfy current shield structure operation demand.
SUMMERY OF THE UTILITY MODEL
Need suspend excavation work, shield structure inefficiency problem when the belt feeder can't be used to among the prior art, the utility model provides a new-type two slag notch chutes, its aim at: through two new-type slag notch chutes, guarantee when the belt feeder can't use, let the shield construct the machine and do not stop the operation, continue to guarantee normally to excavate and slag tap.
The utility model adopts the technical scheme as follows:
a novel dual taphole chute comprising: the chute comprises an upper chute and a lower chute, wherein the upper chute and the lower chute are connected through bolts, a lifting lug is fixedly arranged at the top of the upper chute, a material guide funnel is fixedly connected to the bottom of the upper chute, a turnover plate rocker is arranged in the upper chute, and a turnover plate is fixedly arranged at the top of the turnover plate rocker. Adopt above-mentioned scheme, when the belt feeder normally works, the rotation turns over the board rocker, make and turn over the board and shelter from the guide funnel, and open the slag notch of lower part chute, make the dregs flow through the lower part chute, fall into on the belt feeder, accomplish normal slagging tap, when the belt feeder is unable to use, the rotation turns over the board rocker, make and turn over the board and shelter from the lower part chute slag notch, stop carrying the dregs to the belt feeder, the dregs that the shield constructs the machine and excavate flow out from the guide funnel, and fall into in the transfer car that is located the guide funnel below, accomplish the dregs transfer work when the belt feeder is unable to work.
Preferably, one side of upper portion chute is fixed and is provided with the channel-section steel, the lower part chute is close to one side of channel-section steel is fixed and is provided with fixed lug, the channel-section steel passes through bolt fixedly connected with platform truck fixed beam, the fixed rings that are provided with on the channel-section steel, rings are connected with the turnbuckle through wire rope, the turnbuckle is connected fixed lug, the fixed lower part chute installation lug that is provided with in inside of upper portion chute. Adopt above-mentioned scheme, when fixed new-type two slag notch chutes, earlier with the upper chute through the channel-section steel build on the crossbeam in the shield constructs the machine, put into the lifting hook from the top of upper chute again, and wear out from the preinstalled location of upper chute with the lower chute, make the lifting hook be connected with lower chute installation lug, the rings of installation pass through wire rope and turnbuckle and fixed lug are connected on the channel-section steel, before the installation of lower chute, taut turnbuckle and lifting hook simultaneously, make lower chute accomplish the butt joint with the upper chute, and through the butt joint department of bolt fastening upper chute and lower chute, accomplish fixedly, through above-mentioned scheme, can accomplish the installation and the butt joint of upper chute with the lower chute comparatively firmly simply, the efficiency of field operation has been improved.
Preferably, one end of the material guide funnel, which is far away from the upper chute, is fixedly provided with a rubber enclosure; by adopting the scheme, when the guide funnel is used for carrying out muck transportation, the rubber enclosing baffle can prevent the muck from splashing when the guide funnel is led out at the tail end, the rubber material can prevent the transfer trolley from being worn or dangerous in construction when colliding with the enclosing baffle in the transportation process, and the rubber material is good in corrosion resistance and wear resistance and can deal with muck transportation caused by long-time shield operation.
Preferably, a baffle is arranged on one side of the lower chute, which is close to the upper chute, the top of the baffle is connected with a bolt, and the bottom of the baffle is movably connected with a connecting rod; when the lower chute is blocked, the bolt at the top of the baffle can be pulled out, and the baffle is opened to detect and maintain the lower chute.
Preferably, a butadiene-acrylonitrile rubber plate interlayer is arranged at the bolt connection part of the upper chute and the lower chute; by adopting the scheme, the direct contact of the steel plate at the joint of the upper trough and the lower trough is avoided, in the shield excavating operation, the nitrile rubber plate can provide a better sealing effect for the joint of the upper trough and the lower trough, the shield muck is prevented from leaking from a joint gap in the flowing process to pollute the operation site environment, the nitrile rubber plate has better physical and mechanical properties, and the effect of buffering and improving the stability of the device can be achieved in the long-time shield operation.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. when the belt feeder normally works, the rotation turns over the board rocker, make and turn over the board and shelter from the guide funnel, and open the slag notch of lower part chute, make the dregs flow through the lower part chute, fall into on the belt feeder, accomplish normal slagging tap, when the belt feeder can't use, the rotation turns over the board rocker, make and turn over the board and shelter from lower part chute slag notch, stop carrying dregs to the belt feeder, the dregs that the shield constructs the machine and excavate flow out from the guide funnel, and fall into the transfer car (buggy) that is located the guide funnel below, accomplish the dregs transfer work when the belt feeder can't work.
2. When fixing new-type two slag notch chutes, earlier with the upper chute through the channel-section steel build on the crossbeam in the shield constructs the built-in, put into the lifting hook from the top of upper chute again, and wear out from the preinstalled position of upper chute with the lower chute, make the lifting hook be connected with lower chute installation lug, the rings of installation pass through wire rope and turnbuckle and fixed lug and be connected on the channel-section steel, before the installation of lower chute, taut turnbuckle and lifting hook simultaneously, make lower chute accomplish the butt joint with the upper chute, and through the butt joint department of bolt fastening upper chute with the lower chute, accomplish fixedly, through the above-mentioned scheme, can accomplish the installation and the butt joint of upper chute with the lower chute comparatively firmly simply, the efficiency of site operation has been improved.
3. When using guide funnel to carry out the dregs transportation, the rubber encloses the fender and can prevent splashing when the dregs is derived at the guide funnel end, and its rubber material can prevent that the transfer car from hitting in the transportation and producing wearing and tearing or construction danger when enclosing the fender, and the corrosion-resistant and wearability of rubber material is better, can deal with the dregs transportation that long-time shield structure operation produced.
4. When the lower chute is blocked, the bolt at the top of the baffle can be pulled out, and the baffle is opened to detect and maintain the lower chute.
5. Through setting up the nitrile rubber plate, avoided the direct contact of the steel sheet of upper portion silo with lower part silo junction, and nitrile rubber plate has better physical and mechanical properties, can play the buffering and increase the effect of device stability in long-time shield structure operation.
6. The normal slag discharge of the shield tunneling machine is ensured when the belt conveyor cannot work.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of: the main visual angle structure diagram of an implementation mode of the utility model;
FIG. 2 is a diagram of: the side view angle structure schematic diagram of an embodiment of the utility model;
FIG. 4 is a diagram of: the utility model discloses a schematic diagram of a main visual angle structure of a nitrile rubber plate in an implementation mode;
FIG. 3 is a diagram of: the utility model discloses a pipeline observation device's of embodiment main visual angle structure schematic diagram.
Reference numerals: 1-an upper chute; 2-a lower chute; 3-hoisting rings; 4-channel steel; 5-turning over the plate rocker; 6-turning over the board; 7-a connecting rod; 8-a baffle plate; 9-a bolt; 10-lifting lugs; 11-trolley fixed beam; 12-fixing the lifting lug; 13-a material guide funnel; 14-rubber fencing; 15-nitrile-butadiene rubber plate; 16-lower chute mounting lugs; 17-a steel wire rope; 18-turnbuckle.
Detailed Description
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 4.
The first embodiment is as follows: a novel dual taphole chute comprising: the device comprises an upper chute 1 and a lower chute 2, wherein the upper chute 1 is connected with the lower chute 2 through a bolt, a lifting lug 10 is fixedly arranged at the top of the upper chute, a material guide funnel 13 is fixedly connected at the bottom of the upper chute 1, a turning plate rocker 5 is arranged in the upper chute 1, and a turning plate 6 is fixedly arranged at the top of the turning plate rocker 5.
One side bolt fastening of upper portion chute 1 has channel-section steel 4, lower part chute 2 is close to one side of channel-section steel 4 is fixed and is provided with fixed lug 10, channel-section steel 4 passes through bolt fixedly connected with platform truck fixed beam 11, the fixed rings 3 that are provided with on the channel-section steel 4, rings 3 are connected with turnbuckle 18 through wire rope 17, turnbuckle 18 is connected fixed lug 12, the fixed lower part chute installation lug 16 that is provided with in inside of upper portion chute 1.
In the embodiment, before installation, the original slag hole of the shield machine is taken down, and the upper chute 1 is installed at the position of the slag hole of the shield machine through a bolt, the concrete method is that the channel steel 4 which is installed on the upper chute 1 through the bolt is placed on the trolley fixing beam 11 and is welded and fixed, after the installation of the upper chute 1 is finished, one end of the channel steel 4 is welded and fixed with the hanging ring 3, the steel wire rope 17 and the screw buckle 18 are installed on the hanging ring 3 for standby, the hoist lifting hook penetrates through the top of the upper chute 1 and extends out of the pre-installation holes of the upper chute 1 and the lower chute 2, and hooks the lower chute installation lifting lug 16 installed inside the lower chute, wherein the inner diameter of the lower chute installation lifting lug 16 is 45mm, after the completion, the screw buckle 18 and the fixing lifting lug 12 are installed and fixed, and the steel wire rope 17 and the hoist lifting hook on the hanging ring 3 are simultaneously tightened, so that the lower chute 2 reaches the installation position which is butted with the upper chute 1, the position of the lower chute 2 is adjusted by rotating the turnbuckle 18, and the upper chute 1 and the lower chute 2 are installed and fixed by using bolts; after the installation is completed, the lower chute 2 is opened through the pipeline observation device, the lower chute installation lifting lug 16 inside the lower chute 2 is removed, so that the muck flows out, the turning plate 6 is rotated through the turning rocker 5 and covers the slag hole of the guide funnel 13, after the completion, the shield machine normally performs excavation work and slag discharging, if the belt conveyor cannot be used, the turning plate 6 is rotated by rotating the turning rocker 5 and covers the slag hole of the lower chute 2, the operation of the belt conveyor is stopped, the muck is conveyed out of the guide funnel 13 and falls into a transfer vehicle, and the transportation of the muck in the trolley of the shield machine is performed through the transfer vehicle.
The following examples are all preferably obtained on the basis of example one
In the second embodiment, one end of the material guide funnel 13, which is far away from the upper chute 1, is fixedly provided with a rubber enclosure 14, the material guide funnel 13 is provided with the rubber enclosure in a bolt connection mode, and when the belt conveyor cannot work, the belt conveyor enters the running vehicle through the rubber enclosure after passing through the material guide funnel.
In the third embodiment, one side that lower part chute 2 is close to upper portion chute 1 is provided with baffle 8, the top of baffle 8 is connected with bolt 9, the bottom swing joint of baffle 8 has connecting rod 7, if the lower part chute appears blockking up the condition, can extract bolt 9, rotates connecting rod 7 and opens baffle 8, overhauls lower part chute 2 inside to in the installation, can carry out the dismantlement that is located the inside lower part chute installation lug 16 of lower part chute 2 through baffle 6, in order to do benefit to the outflow of dregs.
In the fourth embodiment, a bolt joint of the upper chute 1 and the lower chute 2 is provided with an interlayer of a nitrile rubber plate 15. Wherein the nitrile-butadiene rubber plate 15 is made of NBR70 and is clamped between the bolt mounting positions of the upper chute 1 and the lower chute 2
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.

Claims (5)

1. A novel dual slag hole chute, comprising: the device comprises an upper chute (1) and a lower chute (2), wherein the upper chute (1) is connected with the lower chute (2) through bolts, the bottom of the upper chute (1) is fixedly connected with a material guide funnel (13), one side of the upper chute (1) is provided with a turning plate rocker (5), and the top of the turning plate rocker (5) is fixedly provided with a turning plate (6).
2. The novel double-slag-hole chute as claimed in claim 1, characterized in that a channel steel (4) is fixedly arranged on one side of the upper chute (1), a fixed lifting lug (12) is fixedly arranged on one side, close to the channel steel (4), of the lower chute (2), the channel steel (4) is fixedly connected with a trolley fixing beam (11) through a bolt, a lifting ring (3) is fixedly arranged on the channel steel (4), the lifting ring (3) is connected with a turnbuckle (18) through a steel wire rope (17), the turnbuckle (18) is connected with the fixed lifting lug (12), and a lower chute mounting lifting lug (16) is fixedly arranged inside the upper chute (1).
3. The new double taphole chute according to claim 1 characterized by the fact that the guiding funnel (13) is fixed with a rubber apron (14) under the chute (1) far away from it.
4. The novel double-slag-hole chute as claimed in claim 1, characterized in that a baffle (8) is arranged on one side of the lower chute (2) close to the upper chute (1), the top of the baffle (8) is connected with a bolt (9), and the bottom of the baffle (8) is movably connected with a connecting rod (7).
5. The new double taphole chute according to claim 1 characterized by that the bolted connection of the upper chute (1) and the lower chute (2) is provided with a sandwich of nitrile rubber plates (15).
CN202022994695.3U 2020-12-11 2020-12-11 Novel chute with double slag outlets Active CN214464174U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022994695.3U CN214464174U (en) 2020-12-11 2020-12-11 Novel chute with double slag outlets

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Application Number Priority Date Filing Date Title
CN202022994695.3U CN214464174U (en) 2020-12-11 2020-12-11 Novel chute with double slag outlets

Publications (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112682060A (en) * 2020-12-11 2021-04-20 中铁工程服务有限公司 Novel double-slag-hole chute and construction method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112682060A (en) * 2020-12-11 2021-04-20 中铁工程服务有限公司 Novel double-slag-hole chute and construction method thereof
CN112682060B (en) * 2020-12-11 2023-01-06 中铁工程服务有限公司 Novel double-slag-hole chute and construction method thereof

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