CN212360841U

CN212360841U - Valve plate of manual airtight valve

Info

Publication number: CN212360841U
Application number: CN202020567708.6U
Authority: CN
Inventors: 钟冠杰; 黄宜晓
Original assignee: Yulin Guantao Protection Equipment Co ltd
Current assignee: Yulin Guantao Protection Equipment Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2021-01-15
Anticipated expiration: 2030-04-16

Abstract

The utility model relates to a manual airtight valve technical field just discloses a valve plate of manual airtight valve, including fixed plate and rotor plate, the upper and lower both sides of rotor plate are all through a plurality of first arc pin of connecting rod fixedly connected with and the left and right sides all through a plurality of second arc pin of connecting rod fixedly connected with, the upper surface of fixed plate and a plurality of first arc pin and second arc pin to the position begin respectively that first arc pin and second arc pin lead to groove and second arc to lead to the groove, a plurality of first arc pin and second arc pin all with a plurality of that correspond first arc leads to groove and second arc to lead to the groove phase-match, the middle part of fixed plate is rotated through sealed bearing and is connected with the bull stick, the both ends of bull stick all extend to the outside of fixed plate, the fixed block that is provided with of lower extreme of bull stick. The utility model discloses can be convenient for control flap's flow, be convenient for dismantle the valve plate.

Description

Valve plate of manual airtight valve

Technical Field

The utility model relates to a manual airtight valve technical field especially relates to a valve plate of manual airtight valve.

Background

The civil air defense ventilation system is an important component in civil air defense engineering, and along with the development of urban economy in recent years, many civil air defense engineering are usually used by residents, and a manual closed valve is usually arranged on a civil air defense pipeline to control ventilation.

Traditional manual airtight valve is butterfly airtight valve, drives the monoblock valve plate through the outside handle and rotates to open the operation of closing the valve, because the valve plate adopts the circular stainless steel board of a monoblock to make, so the ventilation flow of the control flap of not being convenient for gets off to maintain clearance and leakproofness and remain to improve with not being convenient for dismantle.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the valve plate of the manual airtight valve is difficult to control the ventilation flow, is not convenient for dismantle and the leakproofness remains to improve among the prior art, and the valve plate of the manual airtight valve who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a valve plate of a manual closed valve comprises a fixed plate and a rotating plate, wherein the rotating plate is arranged on the upper surface of the fixed plate, the upper side and the lower side of the rotating plate are fixedly connected with a plurality of first arc-shaped stop levers through connecting rods, the left side and the right side of the rotating plate are fixedly connected with a plurality of second arc-shaped stop levers through connecting rods, the positions of the upper surface of the fixed plate corresponding to the first arc-shaped stop levers and the second arc-shaped stop levers are respectively provided with a first arc-shaped through groove and a second arc-shaped through groove, the first arc-shaped stop levers and the second arc-shaped stop levers are matched with the corresponding first arc-shaped through grooves and the second arc-shaped through grooves, the middle part of the fixed plate is rotatably connected with a rotating rod through a sealing bearing, both ends of the rotating rod extend to the outside of the fixed plate, the lower end of the rotating rod is fixedly provided with a fixed block, and the upper end of the rotating rod and the upper surface of the rotating plate are provided with fastening mechanisms for fixing the fixed plate and the rotating plate.

Preferably, the fastening mechanism comprises a limiting block and a fastening nut, the limiting block is movably sleeved with the upper end of the rotating rod, the fastening nut is arranged at the upper end of the limiting block and is in threaded fastening connection with the rotating rod, a limiting groove is formed in the middle of the upper surface of the rotating plate, a jack is formed in the middle of the bottom of the limiting groove, and the limiting block is matched with the rotating rod in the corresponding limiting groove and the jack respectively.

Preferably, the lower surface of the limiting block is fixedly provided with a sealing gasket.

Preferably, the two sides of the fixed block are fixedly provided with a power-assisted rod.

Preferably, the fixed plate and the rotating plate are both made of cast steel.

Preferably, a sealing ring is fixedly arranged on the outer side of the fixing plate.

Compared with the prior art, the utility model provides a valve plate of manual airtight valve possesses following beneficial effect:

1. this valve plate of manual airtight valve through a plurality of first arcs in first arc wall phase-match, a plurality of second arcs in second arc wall phase-match to the realization is right

2. This manual airtight valve's valve plate rotates through the fixed plate and is connected with the stopper, and the rotating plate surface begins to have a spacing groove, through the stopper in spacing groove phase-match to the realization is to the quick installation and the dismantlement of rotating plate.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses the flow that can be convenient for control flap is convenient for dismantle the valve plate.

Drawings

Fig. 1 is a schematic structural view of a valve plate of a manual sealing valve provided by the present invention;

fig. 2 is a front perspective view of the fixing plate in fig. 1;

FIG. 3 is a schematic rear perspective view of FIG. 2;

fig. 4 is a schematic perspective view of the rotating plate in fig. 1.

In the figure: 1 fixed plate, 2 rotor plates, 3 first arc pin, 4 second arc pin, 5 connecting rods, 6 stopper, 7 spacing grooves, 8 bull sticks, 9 sealed bearings, 10 fastening nut, 11 first arc logical grooves, 12 second arc logical grooves, 13 fixed blocks, 14 helping hand pole, 15, sealing washer, 16 jacks, 17 sealed pads.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a valve plate of a manual sealing valve comprises a fixed plate 1 and a rotating plate 2, the rotating plate 2 is disposed on the upper surface of the fixed plate 1, the upper and lower sides of the rotating plate 2 are fixedly connected with a plurality of first arc-shaped stop levers 3 through connecting rods 5, the left and right sides of the rotating plate 2 are fixedly connected with a plurality of second arc-shaped stop levers 4 through connecting rods 5, the upper surface of the fixed plate 1 is matched with the positions of the first arc-shaped stop levers 3 and the second arc-shaped stop levers 4 respectively and is provided with a first arc-shaped through groove 11 and a second arc-shaped through groove 12, the first arc-shaped stop levers 3 and the second arc-shaped stop levers 4 are matched with the corresponding first arc-shaped through grooves 11 and second arc-shaped through grooves 12, the middle part of the fixed plate 1 is rotatably connected with a rotating rod 8 through a sealing bearing 9, both ends of the rotating rod 8 extend to the outside of the fixed, the upper end of the rotating rod 8 and the upper surface of the rotating plate 2 are provided with fastening mechanisms for fixing the fixed plate 1 and the rotating plate 2.

The fastening mechanism includes stopper 6 and fastening

nut

10, and 6 activities of stopper cup joint with the upper end of bull stick 8, and fastening nut 10 sets up in the upper end of stopper 6 and with 8 threaded fastening of bull stick be connected, and spacing groove 7 has been seted up at the upper surface middle part of rotor plate 2, and jack 16 has been seted up at the tank bottom middle part of spacing groove 7, stopper 6 and bull stick 8 respectively in spacing groove 7 and jack 16 phase-matches to.

The lower surface of the limiting block 6 is fixedly provided with a sealing gasket 17, so that the sealing performance between the fixing plate 1 and the rotating plate 2 is improved.

The two sides of the fixed block 13 are both fixedly provided with the power-assisted rods 14, so that the rotary plate 2 can be conveniently and more labor-saving to rotate.

Fixed plate 1 and rotor plate 2 all adopt cast steel material for fixed plate 1 and rotor plate 2 are more sturdy and durable, and life is longer.

And a sealing ring 15 is fixedly arranged on the outer side of the fixing plate 1, so that the sealing property between the fixing plate 1 and the sealed valve is enhanced.

In the utility model, when in use, a worker places the rotating plate 2 on the upper surface of the fixed plate 1, then the rotating rod 8 penetrates through the jack 16 in the middle of the rotating plate 3 and extends into the limiting groove 7 on the upper surface of the rotating plate 3, then the limiting block 6 is placed inside the limiting groove 7, the limiting block 6 is movably sleeved on the upper end of the rotating rod 8, the limiting block 6 is tightly pressed in the limiting groove 7 through the fastening nut 10, the limiting block 6 is matched with the fixed plate 1 to tightly press the rotating plate 2, namely, the fixing of the rotating plate 2 is completed, the first arc-shaped baffle rods 3 and the second arc-shaped baffle rods 4 around the rotating plate block the first arc-shaped through grooves 11 and the second arc-shaped through grooves 12 corresponding to the upper surface of the fixed plate 1, thereby realizing the sealing of the fixed plate 1, at this time, the fixed plate 1 is fixedly connected with the sealing valve, when ventilation is needed, the boosting rods 14 on both sides of the fixed block 13, the rotating plate 2 can be rotated, and the plurality of first arc-shaped stop levers 3 and the second arc-shaped stop lever 4 in the rotating process and the corresponding first arc-shaped through grooves 11 and second arc-shaped through grooves 12 are gradually separated, so that ventilation and control over ventilation flow are realized.

The above, only be the concrete implementation of 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 is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A valve plate of a manual airtight valve comprises a fixed plate (1) and a rotating plate (2), and is characterized in that the rotating plate (2) is arranged on the upper surface of the fixed plate (1), the upper side and the lower side of the rotating plate (2) are fixedly connected with a plurality of first arc-shaped stop levers (3) through connecting rods (5), the left side and the right side of the rotating plate are fixedly connected with a plurality of second arc-shaped stop levers (4) through connecting rods (5), the positions of the upper surface of the fixed plate (1) and the corresponding positions of the first arc-shaped stop levers (3) and the second arc-shaped stop levers (4) are respectively provided with a first arc-shaped through groove (11) and a second arc-shaped through groove (12), the first arc-shaped stop levers (3) and the second arc-shaped stop levers (4) are respectively matched with the corresponding first arc-shaped through grooves (11) and the second arc-shaped through grooves (12), the middle part of the fixed plate (1) is rotatably connected with a rotating lever (8) through a sealing bearing, the two ends of the rotating rod (8) extend to the outside of the fixing plate (1), the lower end of the rotating rod (8) is fixedly provided with a fixing block (13), and the upper end of the rotating rod (8) and the upper surface of the rotating plate (2) are provided with fastening mechanisms for fixing the fixing plate (1) and the rotating plate (2).

2. The valve plate of the manual sealing valve according to claim 1, wherein the fastening mechanism comprises a limiting block (6) and a fastening nut (10), the limiting block (6) is movably sleeved with the upper end of the rotating rod (8), the fastening nut (10) is arranged at the upper end of the limiting block (6) and is in threaded fastening connection with the rotating rod (8), a limiting groove (7) is formed in the middle of the upper surface of the rotating plate (2), a jack (16) is formed in the middle of the bottom of the limiting groove (7), and the limiting block (6) and the rotating rod (8) are respectively matched with the limiting groove (7) and the jack (16).

3. The valve plate of a manual sealing valve according to claim 2, wherein a sealing gasket (17) is fixedly arranged on the lower surface of the limiting block (6).

4. The valve plate of the manual sealing valve as claimed in claim 1, wherein the two sides of the fixing block (13) are fixedly provided with a boosting rod (14).

5. The valve plate of a manual sealing valve according to claim 1, wherein the fixed plate (1) and the rotating plate (2) are made of cast steel.

6. The valve plate of a manual sealing valve according to claim 1, wherein a sealing ring (15) is fixedly arranged on the outer side of the fixing plate (1).