CN218718876U

CN218718876U - Inlet flue flap valve

Info

Publication number: CN218718876U
Application number: CN202223041968.8U
Authority: CN
Inventors: 边宇; 何金佳; 叶梦菲
Original assignee: Zhejiang Tianjie General Machinery Co ltd
Current assignee: Zhejiang Tianjie General Machinery Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-03-24
Anticipated expiration: 2032-11-16

Abstract

The utility model discloses an inlet flue flap valve, which comprises a valve frame and a fixed ring, wherein the fixed ring is arranged on the outer side of the valve frame, and extrusion rings are arranged inside the front surface and the back surface of the valve frame; the inner side of the valve frame is provided with a mounting ring, the inner side of the mounting ring is provided with two groups of semi-sealing rings, and the inner side of the mounting ring is provided with a rotating rod; and the right side of the valve frame is provided with a mounting disc. The utility model discloses an install the semi-seal circle, when the device is in the use, carry out in close contact with upset valve plate and semi-seal circle through rotatory extrusion to the effectual gap of avoiding activity department, thereby avoid appearing the condition that the flue gas leaked.

Description

Inlet flue flap valve

Technical Field

The utility model relates to a flap valve technical field specifically is an entry flue flap valve.

Background

Modern fume emission all needs to use the flap valve to carry out gas control usually, installs the condition that the backward flow appears in inside flue gas that can be avoided to the control closure of flue entrance, and current flap valve is rotatory can be closed the inside through-hole of pipeline with opening through the valve plate of control inside, but current device is when using, and the valve plate of inside usually can't be completely with flue internal contact, in order to guarantee adjustable effect, leads to gap department to produce the condition of flue gas leakage to for the normal use of direct influence device.

The defects of an inlet flue flap valve in the prior art are as follows:

1. patent document CN204553875U discloses a flue flap valve, which comprises a' shell (6), and is characterized in that: the shell (6) in install multiunit flap device side by side, flap device drives through the actuating mechanism of tip and rotates, flap device is including turning over board (2) and turning over the board axis of rotation, it is formed by central sleeve pipe (4), non-executor side minor axis (1) and executor side minor axis (3) welding to turn over the board axis of rotation, non-executor side minor axis (1) and executor side minor axis (3) support respectively through bearing assembly (8) and install on the conch wall of casing (6) left and right sides, turn over board (2) and install in central sleeve pipe (4) outside along central sleeve pipe (4) axial direction. This flue flap valve can effectively prevent to turn over board rupture and bearing rusty phenomenon, and the life of extension flap valve reduces the maintenance cost "of enterprise to sum up, the new scheme is used for solving the device when using now, and the gap produces the problem of leaking in the middle of inside valve plate and the pipeline inner wall appears.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an entry flue flap valve 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: an inlet flue flap valve comprises a valve frame and a fixing ring, wherein the fixing ring is arranged on the outer side of the valve frame, and extrusion rings are arranged inside the front surface and the back surface of the valve frame;

the inner side of the valve frame is provided with a mounting ring, the inner side of the mounting ring is provided with two groups of semi-sealing rings, and the inner side of the mounting ring is provided with a rotating rod;

and the right side of the valve frame is provided with a mounting disc.

Preferably, the inner side of the valve frame is provided with a connecting rod sleeve, and the front surface and the back surface of the valve frame are provided with the deformable sealing discs.

Preferably, a plurality of groups of positioning bolt grooves are formed in the front face of the fixing ring in a penetrating mode.

Preferably, the reinforcing support is installed to the inboard of extrusion circle, and two sets of piston rods are installed to the inboard of reinforcing support, and the double-end push rod is installed in the outside of piston rod, and the double-end push rod is located the inside of connecting rod cover.

Preferably, through holes are formed in two sides of the mounting ring.

Preferably, the left side of the rotating rod is provided with an embedding shaft, the embedding shaft is positioned on the inner side of the through hole, the top and the bottom of the rotating rod are respectively provided with a plurality of groups of reinforcing ribs, the inner side of each reinforcing rib is provided with a turnover valve plate, and the right side of the rotating rod is provided with an embedding groove.

Preferably, servo motor is installed on the right side of mounting disc, and the terminal box is installed at servo motor's top, and the pivot is installed to servo motor's output degree, and the embedded column is installed in the left side of pivot.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an install the semi-seal circle, when the device is in the use, at first can fix the inboard at the collar with the mode of semi-seal circle through welded combination, provide sealed contact zone for the front of upset valve below and the back of top respectively through the semi-seal circle, the gomphosis axle of rotary rod left side welded mounting can the direct embedding install the inboard at the inboard through hole of collar, and can carry out rotation regulation along the through hole, the reinforcement muscle of top and bottom can be with inboard upset valve plate fastening welding at the front and the back of rotary rod, can effectually realize the closed effect of placing the flue gas backward flow, the gomphosis groove on right side is used for providing the mounted position for right side motor structure, increase the stability of device, guarantee device can normal use, increase the stability of structure, carry out in close contact with upset valve plate and semi-seal circle through rotatory extrusion, thereby the effectual gap of avoiding the activity department, thereby avoid appearing the condition of flue gas leakage.

2. The utility model discloses an install the extrusion circle, current device is when carrying out the pipe connection, through the leakproofness between the unable effectual realization pipeline of bolted construction connection, make the pipeline because the loose condition that produces the flue gas leakage of bolted construction mistake, main part valve frame is the major structure of device, can provide the mounted position for the structure in inside and the outside, utilize the connecting rod cover can provide the mounted position for inside double-end push rod, increase the stability of structure, the piston rod that the double-end push rod circular telegram can drive the output carries out flexible regulation, the transmission will drive through consolidating support welded extrusion circle and remove to the outside, the transmission carries out the deformation of certain degree with the deformation sealed dish in the extrusion valve frame outside, kneck through promoting extrusion seal structure and pipeline contacts, thereby promote the sealed effect of junction, avoid appearing the condition that the inside flue gas of installation back leaks through mouth of pipe junction.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the extrusion ring of the present invention;

fig. 3 is a schematic structural view of the plate seal ring of the present invention;

FIG. 4 is a schematic structural view of the turnover valve plate of the present invention;

fig. 5 is a schematic structural diagram of the servo motor of the present invention.

In the figure: 1. a valve frame; 101. a connecting rod sleeve; 102. deforming the sealing disc; 2. a fixed ring; 201. a positioning bolt slot; 3. extruding a ring; 301. a double-ended push rod; 302. a piston rod; 303. reinforcing the bracket; 4. a semi-seal ring; 401. installing a ring; 402. a through hole; 5. turning over the valve plate; 501. a fitting shaft; 502. rotating the rod; 503. reinforcing ribs; 504. a fitting groove; 6. a servo motor; 601. mounting a disc; 602. a junction box; 603. a rotating shaft; 604. and fitting the columns.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1 and 2, the present invention provides an embodiment: an inlet flue flap valve;

including valve frame 1, connecting rod cover 101 is installed to the inboard of valve frame 1, the front and the back mounting of valve frame 1 have the sealed dish 102 of deformation, retainer plate 2 is installed in the outside of valve frame 1, a plurality of groups of set bolt groove 201 have been seted up to the front of retainer plate 2 running through, the internally mounted at the front of valve frame 1 and the back has extrusion circle 3, reinforcing support 303 is installed to extrusion circle 3's inboard, two sets of piston rods 302 are installed to reinforcing support 303's inboard, double-end push rod 301 is installed in the outside of piston rod 302, and double-end push rod 301 is located the inside of connecting rod cover 101, main part valve frame 1 is the major structure of device, can provide the mounted position for the structure in inside and outside, utilize connecting rod cover 101 can provide the mounted position for inside double-end push rod 301, increase the stability of structure, double-end push rod 301 can drive the piston rod 302 of output and stretch out and draw back and adjust, the transmission will drive through reinforcing support 303 welded extrusion circle 3 and move to the outside, the deformation that extrudes the sealed dish 102 in the outside of extrusion and carry out a certain degree of deformation, carry out of contact through promotion extrusion seal structure and carry out the kneck, thereby promote the circular telegram effect of junction with the pipeline, avoid the sealed structure after-up leakage of the installation, the sealed structure, the normal gas leakage of the outside of pipe orifice of pipe can be carried out through the outside of the use and carry out the pipe through the pipe connection of the pipe orifice of the pipe connection of the use of the pipe through the outside of the pipe connection of the fixed bolt groove 201.

Referring to fig. 3 and 4, an inlet flue flap valve;

the valve frame comprises a valve frame 1, wherein an installation ring 401 is installed on the inner side of the valve frame 1, two groups of semi-sealing rings 4 are installed on the inner side of the installation ring 401, through holes 402 are formed in two sides of the installation ring 401, a rotating rod 502 is installed on the inner side of the installation ring 401, an embedding shaft 501 is installed on the left side of the rotating rod 502 and is located on the inner side of the through holes 402, a plurality of groups of reinforcing ribs 503 are respectively installed at the top and the bottom of the rotating rod 502, an overturning valve plate 5 is installed on the inner side of the reinforcing ribs 503, an embedding groove 504 is formed in the right side of the rotating rod 502, the semi-sealing rings 4 can be fixed on the inner side of the installation ring 401 in a welded combination mode, and sealing contact areas are respectively provided for the front side below the overturning valve plate 5 and the back side above the overturning valve plate by the semi-sealing rings 4, the gomphosis axle 501 of rotary rod 502 left side welded mounting can the direct embedding install the inboard at the inboard through-hole 402 of installing ring 401, and can carry out rotation regulation along through-hole 402, the reinforcement muscle 503 of top and bottom can be with inboard upset valve plate 5 fastening welding at the front and the back of rotary rod 502, can the closed effect of placing the flue gas backward flow of effectual realization, gomphosis groove 504 on right side is used for providing the mounted position for right side motor structure, increase the stability of device, guarantee device can normal use, increase the stability of structure, carry out in close contact with upset valve plate 5 and semi-seal ring 4 through rotatory extrusion, thereby the effectual gap of avoiding the activity, thereby avoid appearing the condition of flue gas leakage.

Referring to fig. 5, an inlet flue flap valve;

including valve frame 1, mounting disc 601 is installed on valve frame 1's right side, servo motor 6 is installed on mounting disc 601's right side, terminal box 602 is installed at servo motor 6's top, pivot 603 is installed to servo motor 6's delivery, embedded column 604 is installed in the left side of pivot 603, mounting disc 601 passes through bolted construction and fixes servo motor 6 and main part valve frame 1 and guarantee the stability of structure, terminal box 602 through the top can be connected with external power, the circular telegram can utilize servo motor 6 to drive the pivot 603 of output and rotate, the transmission will drive left upset valve plate 5 through embedded column 604 and look for the regulation, guarantee that the device can normal use.

The working principle is as follows: the utility model discloses when using, at first fix through bolted construction between retainer plate 2 and the pipeline, adjust through the inside multiunit double-end push rod 301 of controller control after fixed, the transmission will drive the piston rod 302 abduction of output degree, the transmission will promote the sealed dish 102 of deformation and the pipeline mouth contact in the 3 extrusion outsides of extrusion circle, when the device used, pivot 603 through the servo motor 6 control output on right side rotates, the transmission will drive upset valve plate 5 and adjust, thereby contact inside semi-sealed circle 4 and carry out the closure.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims

1. The utility model provides an entry flue flap valve, includes valve frame (1) and retainer plate (2), its characterized in that: a fixing ring (2) is arranged on the outer side of the valve frame (1), and extrusion rings (3) are arranged inside the front surface and the back surface of the valve frame (1);

the inner side of the valve frame (1) is provided with a mounting ring (401), the inner side of the mounting ring (401) is provided with two groups of semi-sealing rings (4), and the inner side of the mounting ring (401) is provided with a rotating rod (502);

and a mounting disc (601) is mounted on the right side of the valve frame (1).

2. An inlet flue flap valve according to claim 1, characterized in that: the inner side of the valve frame (1) is provided with a connecting rod sleeve (101), and the front side and the back side of the valve frame (1) are provided with a deformable sealing disc (102).

3. The inlet flue flap valve according to claim 1, wherein: the front surface of the fixing ring (2) is provided with a plurality of groups of positioning bolt grooves (201) in a penetrating mode.

4. The inlet flue flap valve according to claim 1, wherein: reinforcing support (303) are installed to the inboard of extrusion ring (3), and two sets of piston rods (302) are installed to the inboard of reinforcing support (303), and double-end push rod (301) are installed to the outside of piston rod (302), and double-end push rod (301) are located the inside of connecting rod cover (101).

5. The inlet flue flap valve according to claim 1, wherein: through holes (402) are formed in two sides of the mounting ring (401).

6. The inlet flue flap valve according to claim 1, wherein: the left side of rotary rod (502) is installed and is inlayed axle (501), and gomphosis axle (501) are located the inboard of through-hole (402), and a plurality of groups reinforcement muscle (503) are installed respectively to the top and the bottom of rotary rod (502), and upset valve board (5) are installed to the inboard of reinforcement muscle (503), and gomphosis groove (504) have been seted up on the right side of rotary rod (502).

7. The inlet flue flap valve according to claim 1, wherein: servo motor (6) are installed on the right side of mounting disc (601), and terminal box (602) are installed at the top of servo motor (6), and pivot (603) are installed to the output degree of servo motor (6), and jogged column (604) are installed in the left side of pivot (603).