CN109458466A - A kind of shield machine front end gate - Google Patents
A kind of shield machine front end gate Download PDFInfo
- Publication number
- CN109458466A CN109458466A CN201811430270.0A CN201811430270A CN109458466A CN 109458466 A CN109458466 A CN 109458466A CN 201811430270 A CN201811430270 A CN 201811430270A CN 109458466 A CN109458466 A CN 109458466A
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- China
- Prior art keywords
- valve body
- half valve
- flashboard
- shield machine
- fixedly connected
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0227—Packings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0281—Guillotine or blade-type valves, e.g. no passage through the valve member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The present invention relates to shield machine front end gate technical fields, and disclose a kind of shield machine front end gate, including partition, the left side of partition is fixedly connected with right half valve body by hex bolts, right half valve body is fixedly connected with left half valve body by nut and stud, and the U-shaped seal receptacle with the right side clamping of left half valve body is connected on the left of right half valve body.Shield machine front end gate, it is designed by runner bottom using plain base, the obstruction for the media flow that has no effect, it will not accumulated slag, valve body is designed using symmetrical two halves formula, it is bolted, manufacturing process is simple, interchangeablity is strong, and seal receptacle uses U-shaped and cross sectional shape to design for T-type, and left and right half valve body is equipped with corresponding L-type slot, for fixing U-shaped cross section sealing seat, the sealing being able to achieve between two halves valve body, and it is able to achieve sealing when flashboard is closed between flashboard two sides, bottom and valve body, lock is to achieve the effect that facilitate maintenance.
Description
Technical field
The present invention relates to shield machine front end gate technical field, specially a kind of shield machine front end gate.
Background technique
Slurry type shield machine is to stablize excavation face by pressurization muddy water or mud, have behind cutterhead a sealing every
Muddy water room is formed between plate, with excavation face, the inside is filled with mud, and excavation earth material is mixed with mud to be transported to outside hole by slush pump
Factory is separated, mud is reused after separation, but the anterior shield installation space of current shield machine is inadequate, and is not easy to repair.
Partition is sealed behind cutterhead must install a gate, and gate is open state, mud warp to shield machine at work
Gate is exported by slush pump, and when overhaul of the equipments, closing gate can guarantee excavation face pressure, and it is subsequent to be able to achieve sealing partition
Overhaul of the equipments, and current gate installation height is higher, so we have proposed a kind of shield machines to be solved with front end gate
Above problem.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of shield machine front end gate, has the height for reducing front end gate
The advantages that spending and is easy to repair solves the problems, such as that front end gate installation height is higher and is not easy to maintenance.
(2) technical solution
To realize that high-efficient purpose is taken over and taken over to above-mentioned intelligence, the invention provides the following technical scheme: a kind of shield machine is used
Front end gate, including partition, the left side of partition are fixedly connected with right half valve body by hex bolts, right half valve body by nut with
Stud is fixedly connected with left half valve body, and the U-shaped sealing with the right side clamping of left half valve body is connected on the left of right half valve body
, the flashboard being flexibly connected with the right side of left half valve body, the bottom of flashboard and forward and backward two are connected on the left of right half valve body
Side is contacted with U-shaped seal receptacle, and the top of flashboard is fixedly connected with crossbeam by screw, and the top on the right side of left half valve body offers
Two grooves, the inner sidewall of groove are fixedly connected there are two mounting base, are connected with connecting rod, the right side of mounting base on the right side of mounting base
It is fixedly connected with fixed plate by hex bolts, the pulley with the left contact of flashboard, a left side half are fixedly connected in the middle part of connecting rod
The top of valve body and right half valve body passes through hex bolts and is fixedly connected with middle road connecting plate, be connected at the top of left half valve body with
The top of the filler of flashboard socket, filler and right half valve body is clamped, and filler and middle road connecting plate are socketed, the middle part of middle road connecting plate
It is socketed with the gland contacted with the top of filler, gland connects by the way that stud and nut and middle road connecting plate are fixed
It connects, the top of middle road connecting plate is fixedly connected with Full sealed cover by stud and nut, and the bottom of middle road connecting plate is logical
It crosses stud and nut is fixedly connected with drive cylinder.
The mud excavated when as shown in Figure 1, being shield machine driving on the right side of partition, left side is to be equipped with front end gate, is led to
It crosses hex bolts to be fixed on partition, when shield machine works normally, the flashboard of front end gate is opened, and the mud excavated is through runner
It is delivered to sludge pipe, when shield machine overhauling, front end gate movement, flashboard is closed in place, isolation right side mud, without pressure on the left of flashboard
Power is overhauled.
As shown in Figure 1, being placed in U-shaped seal receptacle, flashboard in right half valve body and left half valve body, fixed with stud, nut,
U-shaped seal receptacle and flashboard form the three faces sealing of bottom, two sides, top seal by being arranged in the filler on valve body top, and with pair
Hook bolt, nut compress gland and form sealing, and road connecting plate in body top setting is fixed on valve body with hex bolts
On, Full sealed cover is mounted on middle road connecting plate, is fixed with stud, nut, and flashboard top installation crossbeam simultaneously uses screw
Fixed, crossbeam is run up and down drives flashboard open-close sluice gate, and entire movement is all in Full sealed cover, it is ensured that not with extraneous mud
Contact, realizes in all movement parts all closed environments, guarantees the safe operation of front end gate.
As shown in Fig. 2, body top sets middle road connecting plate, middle two side opening of road connecting plate fixes two drive cylinders, drives
The piston rod of dynamic oil cylinder couples with crossbeam both ends, and piston rod drives crossbeam to move up and down, with upper-part all in Full sealed cover,
Drive cylinder is equipped with lower hydraulic fluid port and upper hydraulic fluid port, and crossbeam drives flashboard uplink to realize that gate opening, lower hydraulic fluid port go out when upper hydraulic fluid port is fuel-displaced
Crossbeam drives flashboard downlink to realize closing gate when oily, and the setting of two sides double cropping drive cylinder effectively reduces the height of front end gate
Degree, solves the installation question of shield machine anterior shield insufficient space.
As shown in figure 3, milling L-type seal groove in right half valve body and left half valve body interlude, U-shaped seal receptacle, U-shaped sealing are placed
Seat seal face is not higher than right half valve body and left half valve body circulating face, realizes runner without the obstruction for influencing mud flowing, Bu Huiji
Slag, flashboard and U-shaped seal receptacle cooperation three face addition V-type sections, flashboard downlink in place when, contacted with U-shaped seal receptacle to be formed it is close
Envelope realizes sealing than pressure, realizes the reliable sealing in three faces, and U-shaped seal receptacle setting is among right half valve body and left half valve body, right half
Valve body and left half valve body stud, nut are fixed.
As shown in figure 4, U-shaped seal receptacle uses rubber-moulding, designed using T-type section, U-shaped design is simultaneously fixed on right half valve
Among body and left half valve body, U-shaped seal receptacle is squeezed sealing, while solving the external sealing of gate, with valve body contact sealing
Position use bimodal shape, valve plate downlink in place when, middle paddy is low with three side contacts of valve plate, and three sides for forming front end gate are close
Envelope is realized and blocks mud function.
Preferential, the U-shaped envelope seat uses U-shaped and cross sectional shape to design for T-type, and left half valve body and right half valve body offer
L-type slot corresponding with U-shaped envelope seat.
Preferential, the piston rod of the crossbeam, flashboard and drive cylinder is in the inside for being enclosed in Full sealed cover.
Preferential, the upper end of the drive cylinder offers upper hydraulic fluid port and the lower end of drive cylinder offers lower hydraulic fluid port.
Preferential, the internal diameter of the filler is not less than the thickness of flashboard and the quantity of filler is four, in gland
Portion is opened up due to the compatible hole of flashboard.
Preferential, the shape of the groove is rectangle and the depth of groove is not more than the thickness of left half valve body.
Preferential, the thickness summation of the mounting base and fixed plate is not more than the depth of groove, and the diameter of pulley is not less than
The depth of groove.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of shield machine front end gate, have it is following the utility model has the advantages that
Shield machine front end gate is designed by runner bottom using plain base, the obstruction for the media flow that has no effect, no
Meeting accumulated slag, valve body are designed using symmetrical two halves formula, are bolted, and manufacturing process is simple, and interchangeablity is strong, and seal receptacle uses
U-shaped and cross sectional shape designs for T-type, and left and right half valve body is equipped with corresponding L-type slot can for fixing U-shaped cross section sealing seat
It realizes the sealing between two halves valve body, and is able to achieve sealing when flashboard is closed between flashboard two sides, bottom and valve body, flashboard top
Portion uses packing seal, and filler is compressed using gland, that is, realizes sealing at the top of flashboard, can be used when top is revealed
Fastening bolt increases form of bio-carrier realization sealing, to achieve the effect that facilitate maintenance.
Shield machine front end gate is equipped with crossbeam by flashboard top, and crossbeam is adopted with flashboard and is screwed, crossbeam two
Side is connected with the piston rod of drive cylinder, and drive cylinder is fixed on valve body two sides, realizes twin-tub driving, realizes oversize lock
The reliable opening and closing of door, while being opened and closed using twin-tub bilateral regulating gate, the height of front end gate is effectively reduced, solves shield machine
The installation question of anterior shield insufficient space, front end gate top is equipped with Full sealed cover, when flashboard standard-sized sheet, flashboard and drive cylinder
Piston rod in the inside of Full sealed cover, realizes all movement parts all in closed environment, is isolated with external mud, protects
Demonstrate,prove the safe operation of front end gate.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is left view structural representation of the present invention；
Fig. 3 is the U-shaped seal receptacle structural schematic diagram of the present invention；
Fig. 4 is the portion A partial enlargement structural representation in Fig. 1 of the present invention；
Fig. 5 is the portion B partial enlargement structural representation in Fig. 1 of the present invention；
Fig. 6 is groove structure schematic diagram of the present invention.
In figure: 1 partition, 2 Full sealed covers, 3 crossbeams, 4 nuts, 5 studs, 6 screws, 7 glands, 8 hexagonal spiral shells
Bolt, road connecting plate, 10 fillers, 11 flashboards, 12 U-shaped seal receptacles, 13 right half valve bodies, 14 left half valve bodies, 15 drive cylinders, 16 in 9
Groove, 17 mounting bases, 18 fixed plates, 19 connecting rods, 20 pulleys.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-6, a kind of shield machine front end gate, including partition 1 are please referred to, the left side of partition 1 is solid by hex bolts 8
Surely it is connected with right half valve body 13, right half valve body 13 is fixedly connected with left half valve body 14, right half valve by nut 4 and stud 5
The left side of body 13 is connected with the U-shaped seal receptacle 12 with the right side clamping of left half valve body 14, and U-shaped envelope seat 12 uses U-shaped and section shape
Shape designs for T-type, and left half valve body 14 and right half valve body 13 offer L-type slot corresponding with U-shaped envelope seat 12, a left side for right half valve body 13
Side is connected with the flashboard 11 being flexibly connected with the right side of left half valve body 14, the bottom of flashboard 11 and forward and backward both sides with it is U-shaped
Seal receptacle 12 contacts, and the top of flashboard 11 is fixedly connected with crossbeam 3 by screw 6, and the top on left half valve body, 14 right side offers
Two grooves 16, the shape of groove 16 is rectangle and the depth of groove 16 is not more than the thickness of left half valve body 14, groove 16
Inner sidewall is fixedly connected there are two mounting base 17, and the right side of mounting base 17 is connected with connecting rod 19, and the right side of mounting base 17 passes through six
Corner bolt 8 is fixedly connected with fixed plate 18, depth of the thickness summation no more than groove 16 of mounting base 17 and fixed plate 18, pulley
20 diameter is not less than the depth of groove 16, and the middle part of connecting rod 19 is fixedly connected with the pulley 20 with the left contact of flashboard 11,
Pulley 20 is contacted with flashboard 11, and flashboard 11 will receive the impact of mud when moving up and down, and causes flashboard 11 that can be close to left half valve
Body 14 is not easy to mobile and causes to wear to flashboard, and pulley 20 can play the work for reducing frictional force and reducing the abrasion of flashboard 11
With the top of half valve body 14 of a left side and right half valve body 13 passes through hex bolts 8 and is fixedly connected with middle road connecting plate 9, left half valve body
14 top is connected with the filler 10 being socketed with flashboard 11, and the internal diameter of filler 10 is not less than the thickness of flashboard 11 and the number of filler 10
Amount is four, and the middle part of gland 7 is opened up due to the compatible hole of flashboard 11, the top card of filler 10 and right half valve body 13
It connects, filler 10 and middle road connecting plate 9 are socketed, and the middle part of middle road connecting plate 9 is socketed with the filler pressure contacted with the top of filler 10
Lid 7, gland 7 are fixedly connected by stud 5 and nut 4 with middle road connecting plate 9, and the top of middle road connecting plate 9 passes through
Stud 5 and nut 4 are fixedly connected with Full sealed cover 2, and the piston rod of crossbeam 3, flashboard 11 and drive cylinder 15 is sealing
The inside in Full sealed cover 2 is closed, the bottom of middle road connecting plate 9 is fixedly connected with drive cylinder by stud 5 and nut 4
15, the upper end of drive cylinder 15 offers upper hydraulic fluid port and the lower end of drive cylinder 15 offers lower hydraulic fluid port.
The mud excavated when as shown in Figure 1, being shield machine driving on the right side of partition 1, left side is to be equipped with front end gate, is led to
It crosses hex bolts 8 to be fixed on partition 1, when shield machine works normally, the flashboard 11 of front end gate is opened, the mud warp excavated
Runner is delivered to sludge pipe, and when shield machine overhauling, front end gate movement, flashboard 11 is closed in place, isolation right side mud, flashboard 11
Left side no pressure, is overhauled.
As shown in Figure 1, be placed in U-shaped seal receptacle 12, flashboard 11 in half valve body 13 of the right side and left half valve body 14, with stud 5,
Nut 4 is fixed, and the three faces sealing of U-shaped seal receptacle 12 and the formation of flashboard 11 bottom, two sides, top seal is by being arranged in valve body top
Filler 10, and with stud 5, nut 4 compress gland 7 formed sealing, body top setting in road connecting plate 9, use
Hex bolts 8 is fixed on valve body, and Full sealed cover 2 is mounted on middle road connecting plate 9, fixed with stud 5, nut 4, lock
11 top of plate is installed crossbeam 3 and is fixed with screw 6, and the operation of about 3 crossbeam drives 11 open-close sluice gate of flashboard, and entire movement all exists
In Full sealed cover 2, it is ensured that not with extraneous mud contacts, realize in all movement parts all closed environments, guarantee front end gate
Safe operation.
As shown in Fig. 2, body top sets middle road connecting plate 9,9 liang of side opening of middle road connecting plate fix two drive cylinders
15, the piston rod of drive cylinder 15 couples with 3 both ends of crossbeam, and piston rod drives crossbeam 3 to move up and down, and is all being sealed entirely with upper-part
It closes in shield 2, drive cylinder 15 is equipped with lower hydraulic fluid port and upper hydraulic fluid port, and crossbeam 3 drives 11 uplink of flashboard to realize lock when upper hydraulic fluid port is fuel-displaced
Door is opened, and crossbeam 3 drives 11 downlink of flashboard to realize closing gate when lower hydraulic fluid port is fuel-displaced, and two sides double cropping drive cylinder 15 is provided with
Effect reduces the height of front end gate, solves the installation question of shield machine anterior shield insufficient space.
As shown in figure 3, milling L-type seal groove in half valve body 13 of the right side and left half valve body, 14 interlude, U-shaped seal receptacle 12, U is placed
12 seal face of type seal receptacle is not higher than half valve body 13 of the right side and 14 circulating face of left half valve body, realizes runner without influence mud flowing
Hinder, will not accumulated slag, three face addition V-type sections of flashboard 11 and the cooperation of U-shaped seal receptacle 12,11 downlink of flashboard in place when, and it is U-shaped
The contact of seal receptacle 12 forms seal pressure and realizes sealing, realizes the reliable sealing in three faces, the U-shaped setting of seal receptacle 12 is in right half valve body
13 among left half valve body 14, and half valve body 13 of the right side and left half valve body 14 use stud 5 and nut 4 fixed.
As shown in figure 4, U-shaped seal receptacle 12 uses rubber-moulding, designed using T-type section, U-shaped design is simultaneously fixed on right half
Among valve body 13 and left half valve body 14, U-shaped seal receptacle 12 is squeezed sealing, while solving the external of gate and sealing, with valve body
The positions of 11 contact sealings use bimodal shape, 11 downlink of valve plate in place when, middle paddy is low with 11 3 side contacts of valve plate, forms front end
Three side seals of gate are realized and block mud function.
When in use, the lower hydraulic fluid port oil inlet of drive cylinder 15, upper hydraulic fluid port is fuel-displaced, and piston rod uplink drives flashboard 11 to go upward to square
At the top of shape runner, the bottom of flashboard 11 is higher than at the top of rectangular flow road junction, and gate standard-sized sheet, mud medium is by rectangularl runner, by mud
Stock pump output, when overhaul of the equipments, upper hydraulic fluid port oil inlet, lower hydraulic fluid port is fuel-displaced, piston rod downlink, drives lock, 11 come downwards to rectangularl runner
Mouth bottom, 11 bottom of flashboard are contacted with 12 bottom of U-shaped seal receptacle, and 11 two sides of flashboard and 12 liang of side contacts of U-shaped seal receptacle, three faces are squeezed
U-shaped seal receptacle 12 is pressed to form seal pressure sealing, 11 top of flashboard compresses filler 10 by gland 7 and seals, and realizes that gate closes
It closes and can guarantee excavation face pressure, and be able to achieve equipment safety maintenance.
In conclusion being designed by runner bottom using plain base, the obstruction for the media flow that has no effect, Bu Huiji
Slag, valve body are designed using symmetrical two halves formula, are bolted, manufacturing process is simple, and interchangeablity is strong, and U-shaped seal receptacle 12 is adopted
It is designed with U-shaped and cross sectional shape for T-type, half valve body 14 of a left side and right half valve body 13 are equipped with corresponding L-type slot, for fixing U-shaped section
Face seal receptacle, that is, the sealing being able to achieve between two halves valve body, and it is able to achieve 11 two sides of flashboard, bottom and valve body when flashboard 11 is closed
Between sealing, sealed using filler 10 at the top of flashboard 11, filler 10 is compressed using gland 7, that is, realizes the top of flashboard 11
Portion's sealing can be used fastening bolt or increase by 10 form of filler and realize sealing, facilitates dimension to reach when top is revealed
The effect repaired.
It is equipped with crossbeam 3, crossbeam 3 and flashboard 11 by 11 top of flashboard to fix using screw 6,3 two sides of crossbeam and driving oil
The piston rod of cylinder 15 is connected, and drive cylinder 15 is fixed on valve body two sides, realizes twin-tub driving, it is reliable to realize oversize gate
Opening and closing, while being opened and closed using twin-tub bilateral regulating gate, the height of front end gate is effectively reduced, it is empty to solve shield machine anterior shield
Between insufficient installation question, front end gate top is equipped with Full sealed cover 2, when 11 standard-sized sheet of flashboard, flashboard 11 and drive cylinder 15
Piston rod in the inside of Full sealed cover 2, realize all movement parts all in closed environment, with external mud every
From the safe operation of guarantee front end gate.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of shield machine front end gate, including partition (1), it is characterised in that: the left side of the partition (1) passes through hexagonal spiral shell
Bolt (8) is fixedly connected with right half valve body (13), and right half valve body (13) is fixedly connected with a left side by nut (4) and stud (5)
Half valve body (14) is connected with the U-shaped seal receptacle (12) with the right side clamping of left half valve body (14) on the left of right half valve body (13), right
The flashboard (11) being flexibly connected with the right side of left half valve body (14), the bottom of flashboard (11) are connected on the left of half valve body (13)
Portion is contacted with U-shaped seal receptacle (12) with forward and backward both sides, and the top of flashboard (11) is fixedly connected with crossbeam by screw (6)
(3), the top on the right side of left half valve body (14) is opened up there are two groove (16), and the inner sidewall of groove (16) is fixedly connected with that there are two peaces
It fills seat (17), is connected with connecting rod (19) on the right side of mounting base (17), the right side of mounting base (17) connects by the way that hex bolts (8) are fixed
It is connected to fixed plate (18), is fixedly connected in the middle part of connecting rod (19) and the pulley (20) of the left contact of flashboard (11), Zuo Banfa
The top of body (14) and right half valve body (13) passes through hex bolts (8) and is fixedly connected with middle road connecting plate (9), left half valve body
(14) filler (10) with flashboard (11) socket is connected at the top of, the top clamping of filler (10) and right half valve body (13) is filled out
Expect that (10) and middle road connecting plate (9) are socketed, is socketed with the filler contacted with the top of filler (10) in the middle part of middle road connecting plate (9)
Gland (7), gland (7) are fixedly connected by stud (5) and nut (4) with middle road connecting plate (9), middle road connecting plate
(9) top is fixedly connected with Full sealed cover (2) by stud (5) and nut (4), the bottom of middle road connecting plate (9)
Drive cylinder (15) are fixedly connected with by stud (5) and nut (4).
2. a kind of shield machine front end gate according to claim 1, it is characterised in that: the U-shaped envelope seat (12) uses U
Type and cross sectional shape designs for T-type, left half valve body (14) and half valve body of the right side (13) offer L-type corresponding with U-shaped envelope seat (12)
Slot.
3. a kind of shield machine front end gate according to claim 1, it is characterised in that: the crossbeam (3), flashboard (11)
Piston rod with drive cylinder (15) is in the inside for being enclosed in Full sealed cover (2).
4. a kind of shield machine front end gate according to claim 1, it is characterised in that: the drive cylinder (15) it is upper
End offers upper hydraulic fluid port and the lower end of drive cylinder (15) offers lower hydraulic fluid port.
5. a kind of shield machine front end gate according to claim 1, it is characterised in that: the internal diameter of the filler (10) is not
Less than the thickness of flashboard (11) and the quantity of filler (10) is four, is opened up in the middle part of gland (7) due to flashboard (11) phase
The hole of adaptation.
6. a kind of shield machine front end gate according to claim 1, it is characterised in that: the shape of the groove (16) is
Rectangle and the depth of groove (16) are not more than the thickness of left half valve body (14).
7. a kind of shield machine front end gate according to claim 1, it is characterised in that: the mounting base (17) and fixation
The thickness summation of plate (18) is not more than the depth of groove (16), and the diameter of pulley (20) is not less than the depth of groove (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811430270.0A CN109458466B (en) | 2018-11-28 | 2018-11-28 | Front end gate for shield machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811430270.0A CN109458466B (en) | 2018-11-28 | 2018-11-28 | Front end gate for shield machine |
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| CN109458466A true CN109458466A (en) | 2019-03-12 |
| CN109458466B CN109458466B (en) | 2023-08-29 |
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| CN201811430270.0A Active CN109458466B (en) | 2018-11-28 | 2018-11-28 | Front end gate for shield machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111075461A (en) * | 2019-12-31 | 2020-04-28 | 安徽铜都流体科技股份有限公司 | Dual-mode system dumping gate |
| CN111927970A (en) * | 2020-08-22 | 2020-11-13 | 薛婷 | Electro-hydraulic ore conveying flat gate system and process |
| CN112554895A (en) * | 2020-12-23 | 2021-03-26 | 安徽铜都流体科技股份有限公司 | High-performance water-stopping and soil-discharging gate |
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| CN104006177A (en) * | 2013-02-22 | 2014-08-27 | 江苏天泰电站阀门有限公司 | Expanding-type K-shaped-flashboard gate valve |
| CN207268309U (en) * | 2017-08-04 | 2018-04-24 | 立信阀门集团有限公司 | Double hydraulic control whole-closed mud gate |
| CN108050264A (en) * | 2017-11-28 | 2018-05-18 | 安徽荣达阀门有限公司 | A kind of plain base gate valve being easily installed with cleaning |
| CN108343756A (en) * | 2018-04-12 | 2018-07-31 | 浙江锐步流体控制设备有限公司 | Dual-seal knife gate valve |
| CN207750508U (en) * | 2018-07-10 | 2018-08-21 | 安徽铜都流体科技股份有限公司 | Three face formula cutting ferrules of one kind are without the hard seal gate valve of groove |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104006177A (en) * | 2013-02-22 | 2014-08-27 | 江苏天泰电站阀门有限公司 | Expanding-type K-shaped-flashboard gate valve |
| CN207268309U (en) * | 2017-08-04 | 2018-04-24 | 立信阀门集团有限公司 | Double hydraulic control whole-closed mud gate |
| CN108050264A (en) * | 2017-11-28 | 2018-05-18 | 安徽荣达阀门有限公司 | A kind of plain base gate valve being easily installed with cleaning |
| CN108343756A (en) * | 2018-04-12 | 2018-07-31 | 浙江锐步流体控制设备有限公司 | Dual-seal knife gate valve |
| CN207750508U (en) * | 2018-07-10 | 2018-08-21 | 安徽铜都流体科技股份有限公司 | Three face formula cutting ferrules of one kind are without the hard seal gate valve of groove |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111075461A (en) * | 2019-12-31 | 2020-04-28 | 安徽铜都流体科技股份有限公司 | Dual-mode system dumping gate |
| CN111927970A (en) * | 2020-08-22 | 2020-11-13 | 薛婷 | Electro-hydraulic ore conveying flat gate system and process |
| CN112554895A (en) * | 2020-12-23 | 2021-03-26 | 安徽铜都流体科技股份有限公司 | High-performance water-stopping and soil-discharging gate |
| CN112554895B (en) * | 2020-12-23 | 2023-07-04 | 安徽铜都流体科技股份有限公司 | High performance stagnant water gate that drains off soil |
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|---|---|
| CN109458466B (en) | 2023-08-29 |
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