CN210687035U - Capsule-shaped composite sealing gate - Google Patents
Capsule-shaped composite sealing gate Download PDFInfo
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- CN210687035U CN210687035U CN201921430216.6U CN201921430216U CN210687035U CN 210687035 U CN210687035 U CN 210687035U CN 201921430216 U CN201921430216 U CN 201921430216U CN 210687035 U CN210687035 U CN 210687035U
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Abstract
The utility model relates to a bag form composite seal gate, including anterior shield door plant, gate base, saccular sealing washer, composite seal seat, door plant core, control the door frame, control door frame clamp plate, direction antifriction plate, spacing voussoir, locking clamp plate, high-pressure flushometer. The gate base is welded on the front shield door plate to form a flow passage. The left and right door frames are welded on the gate base. The composite sealing seat and the saccular sealing ring are fixed on the door panel core to form an adjustable sealing pair. The door core is matched with the gate base to form a composite sealing pair, so that the medium is effectively cut off. The door core can be wedged tightly on the door plate through adjusting the limiting wedge block, so that effective support is achieved. The locking pressure plate is connected with the gate base through a fastener, and primary sealing force can be provided. The slurry gate is simple in structure, and drives the gate plate core to do linear motion through the driving oil cylinder, and meanwhile, effective opening and closing are formed to cut off slurry media. The utility model is simple in operation, sealed safety, convenient maintenance construction, improvement work efficiency.
Description
Technical Field
The utility model relates to a bag-shaped composite sealing gate.
Background
The large-diameter shield tunneling is complicated in ground texture, and generally geological layers are uneven in hardness. In order to ensure the stability of the tunnel face and better ensure the cutting of a cutter at the front end of a cutter head, the conventional slurry shield machine needs to adopt an air-water communication principle to pressurize a slurry cabin to support the tunnel face so as to prevent collapse. After a certain distance of tunneling, slag slurry such as stones in the slurry cabin can be gradually accumulated, and an operator adopts a slurry gate to cut off in order to enter the gas cabin for operation and construction. The slurry gate has the advantages of high safety factor, good sealing effect, wear resistance and sensitive action. The existing product is suitable for blocking, and the sealing is single and is suitable for failure. For safer warehouse entry operation construction, a bag-shaped composite sealing slurry gate is greatly needed at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cystoid composite seal gate to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a bag-shaped composite sealing gate comprises a front shield door plate, a gate base, a bag-shaped sealing ring, a composite sealing seat, a door plate core, a left door frame, a right door frame, a left door frame pressing plate, a right door frame pressing plate, a guiding wear-resisting plate, a limiting wedge block, a locking pressing plate, a left driving oil cylinder, a right driving oil cylinder, a left transverse oil cylinder and a right transverse oil cylinder; the gate base is welded with the front shield door plate to form a flow channel; the left and right door frames are welded with the gate base; the composite sealing seat and the saccular sealing ring are fixed on the door panel core to form an adjustable sealing pair; the door panel core is matched with the gate base to form a composite sealing pair; the door panel core can be used for wedging the door panel by adjusting the limiting wedge block; the locking pressing plate is connected with the gate base through a fastening piece.
Preferably, the door panel core is fixedly provided with a saccular sealing ring and a composite sealing seat, and the door panel core can be mechanically wedged tightly through a wedge block.
Preferably, the locking pressure plate preloads a sealing pair formed by the capsule-shaped sealing ring and the composite sealing seat.
Preferably, the left driving oil cylinder and the right driving oil cylinder drive the door panel core to linearly move along a plane and simultaneously slide along the surfaces of the left door frame, the right door frame and the left door frame pressing plate.
Preferably, after the mud gate moves to the bottom, the mud gate pressurizes against the saccular sealing ring, the instantaneous saccular sealing ring is raised, and sealing specific pressure is generated with the gate base to cut off media.
Preferably, before the slurry gate is fully opened, the pressure of the bag-shaped sealing ring is adjusted to ensure that the gate plate core does not move in a friction mode.
Preferably, after the slurry gate is fully opened and runs to the top, the left transverse oil cylinder and the right transverse oil cylinder are adjusted, the piston rod is matched to enter the door panel core hanging lug, and the door panel core is safely protected from falling off.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the utility model discloses a gate on set up left side drive hydro-cylinder and right side drive hydro-cylinder, pulling door plant core linear motion. And the medium is cut off at the vertical flow passage opening efficiently and quickly, so that the next safe construction is realized.
2) Saccular seal circle form sealed cavity, add, the many pressure levels of decompression mouth realizes sealed regulation through setting up.
3) Combined type seal receptacle be wear-resisting metal layer, wear-resisting metal layer can form primary seal, realizes scraping the thick liquid sediment on gate base surface simultaneously, further reduces the friction, can prevent mud stone card to hinder saccular seal circle.
4) The utility model discloses a shield constructs quick-witted front shield bottom plate seat and sets up the high-pressure flushometer, carry out the gate seal when opening and close the mud gate device and wash, further reduction card hinders, guarantees that saccular sealing washer opens and close and is in frictionless state, improves life.
5) The utility model discloses the cooperation of effectual horizontal hydro-cylinder in a left side of utilizing, the horizontal hydro-cylinder in the right side and door plant core hangers is left drive hydro-cylinder and the supplementary spacing door plant core of right drive hydro-cylinder.
6) The utility model discloses a direction antifriction plate, further reduce the friction, let the gate open and close more easily.
7) Spacing voussoir, locking clamp plate still further mechanical type support door plant core, guarantee the gate and seal safety.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is an enlarged view of a portion a in fig. 1.
In the figure: the gate structure comprises a front shield door plate 1, a gate base 2, a capsule-shaped sealing ring 3, a composite sealing seat 4, a door plate core 5, a left door frame 6, a right door frame 7, a left door frame pressing plate, a right door frame pressing plate 8, a guiding wear-resisting plate 9, a limiting wedge block 10, a locking pressing plate 11, a left driving oil cylinder 12, a right driving oil cylinder 13, a left transverse oil cylinder 14 and a right transverse oil cylinder 14.
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. 1-3, the present invention provides a technical solution: a bag-shaped composite sealing gate comprises a front shield door plate 1, a gate base 2, a bag-shaped sealing ring 3, a composite sealing seat 4, a door plate core 5, a left door frame 6, a right door frame pressing plate 7, a guide wear-resisting plate 8, a limiting wedge block 9, a locking pressing plate 10, a left driving oil cylinder 11, a right driving oil cylinder 12, a left transverse oil cylinder 13 and a right transverse oil cylinder 14; the gate base 2 is welded with the front shield door plate 1 to form a flow channel; the left and right door frames 6 are welded with the gate base 2; the composite sealing seat 4 and the saccular sealing ring 3 are fixed on the door panel core 5 to form an adjustable sealing pair; the door panel core 5 is matched with the gate base 2 to form a composite sealing pair; the door panel core 5 can tightly wedge the door panel by adjusting the limiting wedge blocks 9; the locking pressing plate 10 is connected with the gate base 2 through a fastener.
The door panel core 5 is fixedly provided with a saccular sealing ring 3 and a composite sealing seat 4, and the door panel core 5 can be mechanically wedged tightly through a wedge block;
the locking pressure plate 10 pre-tensions a sealing pair formed by the capsule-shaped sealing ring 3 and the composite sealing seat 4;
the left driving oil cylinder 11 and the right driving oil cylinder 12 drive the door panel core 5 to linearly move along a plane and simultaneously slide along the surfaces of the left and right door frames 6 and the left and right door frame pressing plates 7;
after the slurry gate moves to the bottom, pressurizing is carried out on the saccular sealing ring 3, the instantaneous saccular sealing ring 3 is raised, sealing specific pressure is generated with the gate base 2, and a medium is cut off;
before the slurry gate is fully opened, the pressure of the bag-shaped sealing ring 3 is adjusted to ensure that the door plate core 5 does not move in a friction manner;
after the slurry gate is fully opened and runs to the top, the left transverse oil cylinder 13 and the right transverse oil cylinder 14 are adjusted, the piston rod is matched to enter the door panel core 5 to hang the lug, and the door panel core 5 is safely protected from falling off.
When the slurry shield machine is in normal working and tunneling, the slurry gate is in a fully open state, the piston rods in the left transverse oil cylinder 13 and the right transverse oil cylinder 14 move to the hanging lugs of the door plate core 5, and the door plate core 5 can be ensured to be in a stable fully open position without being pressed by the left driving oil cylinder 11 and the right driving oil cylinder 12. This ensures that tunneling is not affected by failure of the ram. The sealed cavity formed by the saccular sealing ring is in an empty state, a gap is reserved between the saccular sealing ring and the door plate seat, and the composite sealing seat 4 forms primary seal with the door plate seat. When the warehouse entry is scheduled for maintenance, piston rods in the left transverse oil cylinder 13 and the right transverse oil cylinder 14 are moved to contract and are separated from the door panel core 5. And starting the left driving oil cylinder 11 and the right driving oil cylinder 12 to linearly move the door panel core 5 to the limiting wedge block 9. The composite sealing seat 4 scrapes off slurry of slag, opens a high-pressure flushing valve to flush a sealing pair, cleans the base seal, pressurizes through a pressurizing port to form a main seal, cuts off a medium, further supports the door panel core 5 through the locking pressing plate 10, and ensures sealing. After the overhaul is finished, the locking pressing plate 10 is detached, and a constructor withdraws the pressure cabin. And opening the pressure reducing port, reducing the pressure to form a gap, moving back to a full-open position, locking the transverse oil cylinder, and continuing to work by the shield tunneling machine.
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 (7)
1. A sac-shaped composite sealing gate comprises a front shield door plate (1), a gate base (2), a sac-shaped sealing ring (3), a composite sealing seat (4), a door plate core (5), a left door frame (6), a right door frame pressing plate (7), a left door frame pressing plate, a right door frame pressing plate (7), a guiding wear-resisting plate (8), a limiting wedge block (9), a locking pressing plate (10), a left driving oil cylinder (11), a right driving oil cylinder (12), a left transverse oil cylinder (13) and a right transverse oil cylinder (14); the gate base (2) is welded with the front shield door plate (1) to form a flow channel; the left and right door frames (6) are welded with the gate base (2); the composite sealing seat (4) and the saccular sealing ring (3) are fixed on the door panel core (5) to form an adjustable sealing pair; the door plate core (5) is matched with the gate base (2) to form a composite sealing pair; the door plate core (5) can tightly wedge the door plate by adjusting the limiting wedge block (9); the locking pressing plate (10) is connected with the gate base (2) through a fastening piece.
2. The composite sealing gate as claimed in claim 1, wherein: the door plate core (5) is fixedly provided with a saccular sealing ring (3) and a composite sealing seat (4), and the door plate core (5) can be mechanically wedged tightly through a wedge block.
3. The composite sealing gate as claimed in claim 1, wherein: the locking pressure plate (10) pre-tensions a sealing pair formed by the capsule-shaped sealing ring (3) and the composite sealing seat (4).
4. The composite sealing gate as claimed in claim 1, wherein: the left driving oil cylinder (11) and the right driving oil cylinder (12) drive the door panel core (5) to linearly move along a plane and simultaneously slide along the surfaces of the left door frame (6), the right door frame (7) and the left door frame.
5. The composite sealing gate as claimed in claim 1, wherein: after the slurry gate moves to the bottom, the slurry gate pressurizes the saccular sealing ring (3), the instantaneous saccular sealing ring (3) is protruded, and a sealing specific pressure is generated with the gate base (2) to cut off a medium.
6. The composite sealing gate as claimed in claim 1, wherein: before the slurry gate is fully opened, the pressure of the bag-shaped sealing ring (3) is adjusted to ensure that the door plate core (5) does not move in a friction mode.
7. The composite sealing gate as claimed in claim 1, wherein: after the slurry gate is fully opened and runs to the top, the left transverse oil cylinder (13) and the right transverse oil cylinder (14) are adjusted, the piston rod is matched to enter the door panel core (5) hanging lug, and the door panel core (5) is safely protected from falling off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921430216.6U CN210687035U (en) | 2019-08-30 | 2019-08-30 | Capsule-shaped composite sealing gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921430216.6U CN210687035U (en) | 2019-08-30 | 2019-08-30 | Capsule-shaped composite sealing gate |
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| Publication Number | Publication Date |
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| CN210687035U true CN210687035U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921430216.6U Active CN210687035U (en) | 2019-08-30 | 2019-08-30 | Capsule-shaped composite sealing gate |
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| CN (1) | CN210687035U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748658A (en) * | 2019-08-30 | 2020-02-04 | 安徽铜都流体科技股份有限公司 | Capsule-shaped composite sealing gate |
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2019
- 2019-08-30 CN CN201921430216.6U patent/CN210687035U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748658A (en) * | 2019-08-30 | 2020-02-04 | 安徽铜都流体科技股份有限公司 | Capsule-shaped composite sealing gate |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211221 Address after: 244000 4th floor, management committee, Shizishan hi tech Industrial Development Zone, Tongling City, Anhui Province Patentee after: YINGNUOWEI VALVE INDUSTRY Co.,Ltd. Address before: No. 188, north section of Tongling City, Anhui, Anhui Patentee before: ANHUI TONGDU FLOW TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |