CN216555438U

CN216555438U - Novel corrosion-resistant fire control valve

Info

Publication number: CN216555438U
Application number: CN202123245029.0U
Authority: CN
Inventors: 王猛; 闫晨光; 闫天仁
Original assignee: Dalian Yintai Machinery Co ltd
Current assignee: Jiangsu Shuang'an Fire Technology Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-17
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a novel corrosion-resistant fire valve, which belongs to the technical field of fire valves and comprises a valve body, wherein the inner wall of the valve body is in threaded connection with the outer surface of a screw rod, the top end of the screw rod is in transmission connection with the lower surface of a bevel gear set, the right side surface of the bevel gear set is fixedly connected with the left side of a rotary table, a limiting groove is formed in the inner wall of the valve body, the outer surface of the screw rod is in threaded connection with the inner wall of a sleeve, the outer surface of the sleeve is fixedly connected with the left side surfaces of two first connecting plates, and the far sides of the two first connecting plates are respectively in lap joint with the far sides of two second connecting plates. This novel corrosion-resistant fire control valve through setting up valve plate and lead screw, has made things convenient for the support of this valve to the valve plate, has reduced and has been made the valve plate produce the possibility of slope for a long time by water impact to improved the sealed effect of this valve, simultaneously, avoided the in-process water source of adjustment from top to bottom at the valve plate to flow from the gap between the valve plate.

Description

Novel corrosion-resistant fire control valve

Technical Field

The utility model belongs to the technical field of fire valves, and particularly relates to a novel corrosion-resistant fire valve.

Background

The valve is a control part in a pipeline fluid conveying system, is used for changing the section of a passage and the flowing direction of a medium, has the functions of diversion, stopping, regulation, throttling, non-return, shunt or overflow pressure relief and the like, is used for a fluid control valve, is used for various valves used in a very simple stop valve to a very complicated automatic control system, has various varieties and specifications, has a nominal diameter from a very tiny instrument valve to an industrial pipeline valve with the diameter of 10 meters, is driven or an automatic mechanism to make an opening and closing part perform lifting, sliding, swinging or rotary motion so as to change the size of a flow passage area of the valve to realize the control function of the valve, is lack of support for a valve plate, is easy to incline the valve plate after being impacted by water flow for a long time, has influence on the sealing effect and leads to the untight water cut of the valve, and simultaneously, in the process of adjusting the valve plate up and down, the water source very easily flows out through the gap between the valve plates.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects in the prior art, the utility model provides a novel corrosion-resistant fire valve, which solves the problems that the existing valve is lack of support for a valve plate, the valve plate is easy to incline due to long-time water flow impact, the sealing effect is affected, the water insulation of the valve is not tight, and meanwhile, in the process of adjusting the valve plate up and down, a water source is easy to flow out through gaps between the valve plates.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a novel corrosion-resistant fire valve comprises a valve body, wherein the inner wall of the valve body is in threaded connection with the outer surface of a lead screw, the top end of the lead screw is in transmission connection with the lower surface of a bevel gear set, the right side surface of the bevel gear set is fixedly connected with the left end of a turntable, the inner wall of the valve body is provided with a limiting groove, the outer surface of the lead screw is in threaded connection with the inner wall of a sleeve, the outer surface of the sleeve is fixedly connected with the left side surfaces of two first connecting plates, the far sides of the two first connecting plates are respectively in lap joint with the far sides of the two second connecting plates, the two first connecting plates and the second connecting plates are respectively fixedly connected with the left side surface and the right side surface of the inner wall of two valve plates, the outer surfaces of the two valve plates are respectively provided with two mounting grooves, the inner walls of the mounting grooves are mutually clamped with the outer surfaces of sealing rings, and the outer surfaces of the valve plates are in sliding connection with the inner walls of the limiting groove, the surface of valve plate passes through the mutual joint of the inner wall of sealing washer with the valve body, first connecting plate and second connecting plate openly and the mutual joint of surface of same card strip.

As a further scheme of the utility model: the surface of valve body and the last fixed surface of fixed block are connected, the surface cover of lead screw is equipped with the bearing, the surface of lead screw passes through the mutual joint of inner wall of bearing and fixed block.

As a further scheme of the utility model: the bottom end of the screw rod is fixedly connected with the top end of the spring, and the bottom end of the screw rod is in lap joint with the lower surface of the inner wall of the fixed block through the spring.

As a further scheme of the utility model: and the lower surface of the fixing block is provided with a water drainage groove, and the inner wall of the water drainage groove is clamped with the outer surface of the sealing plug.

As a further scheme of the utility model: the valve body sets up to the stainless steel valve body, the equal fixedly connected with ring flange in both ends about the valve body.

(III) advantageous effects

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

1. the novel corrosion-resistant fire valve is characterized in that a valve plate, a sealing ring, a first connecting plate and a screw rod are arranged, then the operator rotates the turntable to drive the bevel gear set to operate so that the screw rod starts to rotate, the sleeve above the screw rod simultaneously pushes the two first connecting plates upwards under the driving of the screw rod, and simultaneously, the second connecting plate also simultaneously moves upwards under the driving of the first connecting plates, thereby the two valve plates move upwards or downwards simultaneously, the mounting grooves above the two valve plates are fixed by a sealing ring, the valve plates seal gaps in the limiting grooves in the moving process, the two valve plates can also be fixed, the valve plates are conveniently supported by the valve, the possibility that the valve plates incline due to long-time water flow impact is reduced, thereby the sealing effect of this valve has been improved, simultaneously, has avoided the gap outflow between the water source follow valve plate in the in-process of valve plate vertical adjustment.

2. This novel corrosion-resistant fire control valve, through setting up the fixed block, water drainage tank and sealing plug, operating personnel takes the sealing plug of fixed block below out from water drainage tank inside, after the inside water source evacuation of fixed block, operating personnel fills in water drainage tank's inside again with the sealing plug, thereby make the fixed block keep sealed, made things convenient for and carried out timely discharge to the inside water source of infiltration fixed block, avoid the inside water source of fixed block to cause the damage to the inside part of fixed block, thereby the work efficiency of this valve has been improved, simultaneously the effectual leakproofness that improves this valve.

3. This novel corrosion-resistant fire control valve, through setting up the bearing, lead screw and spring, operating personnel will block the top that the strip inserted first connecting plate and second connecting plate, make first connecting plate and second connecting plate fix, and at lead screw pivoted in-process, the bearing of lead screw top is at the inner wall activity of fixed block, and the below of lead screw passes through the spring and supports with the inside of fixed block, the effectual lead screw pivoted smoothness degree that has improved, thereby the work efficiency of this valve has been improved, and simultaneously, make things convenient for and cushion lead screw and bearing, thereby the effectual suitability that improves this valve.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic three-dimensional structure of the valve body of the present invention;

FIG. 3 is a perspective structural view of the valve plate of the present invention;

FIG. 4 is a schematic three-dimensional cross-sectional view of the fixing block according to the present invention;

in the figure: the sealing device comprises a valve body 1, a screw rod 2, a bevel gear set 3, a rotary table 4, a fixing block 5, a bearing 6, a spring 7, a drainage groove 8, a sealing plug 9, a limiting groove 10, a sleeve 11, a first connecting plate 12, a second connecting plate 13, a clamping strip 14, a valve plate 15, a mounting groove 16 and a sealing ring 17.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 4, the present invention provides a technical solution: a novel corrosion-resistant fire valve comprises a valve body 1, the inner wall of the valve body 1 is in threaded connection with the outer surface of a screw rod 2, the top end of the screw rod 2 is in transmission connection with the lower surface of a bevel gear set 3, the right side surface of the bevel gear set 3 is fixedly connected with the left end of a rotary table 4, the inner wall of the valve body 1 is provided with a limiting groove 10, the outer surface of the screw rod 2 is in threaded connection with the inner wall of a sleeve 11, the outer surface of the sleeve 11 is fixedly connected with the left side surfaces of two first connecting plates 12, the far away surfaces of the two first connecting plates 12 are respectively in lap joint with the far away surfaces of two second connecting plates 13, the two first connecting plates 12 and the second connecting plates 13 are respectively in fixed connection with the left side surface and the right side surfaces of the inner walls of two valve plates 15, the outer surfaces of the two valve plates 15 are respectively provided with two mounting grooves 16, the inner walls of the mounting grooves 16 are mutually clamped with the outer surfaces of a sealing ring 17, the outer surfaces of the valve plates 15 are in sliding connection with the inner walls of the limiting groove 10, the surface of valve plate 15 passes through the mutual joint of the inner wall of sealing washer 17 and valve body 1, and first connecting plate 12 and second connecting plate 13 openly and the mutual joint of surface of same card strip 14 have made things convenient for this valve to the support of valve plate 15, have reduced and have been strikeed by rivers for a long time and make the possibility that valve plate 15 produced the slope to improve the sealed effect of this valve, simultaneously, avoided the gap outflow between valve plate 15 from the water source in the process of valve plate 15 upper and lower adjustment.

Specifically, as shown in fig. 1, fig. 2 and fig. 3, the surface of valve body 1 is connected with the last fixed surface of fixed block 5, the surface cover of lead screw 2 is equipped with bearing 6, the surface of lead screw 2 passes through the mutual joint of bearing 6 with the inner wall of fixed block 5, through setting up bearing 6, the effectual 2 pivoted fluency degrees of lead screw that have improved, thereby the work efficiency of this valve has been improved, the bottom of lead screw 2 and the top fixed connection of spring 7, spring 7 and the mutual overlap joint of the lower surface of the 5 inner walls of fixed block are passed through to the bottom of lead screw 2, through setting up spring 7, made things convenient for and cushioned lead screw 2 and bearing 6, thereby the effectual suitability that has improved this valve.

Specifically, as figure 1, as shown in figure 2 and figure 4, water drainage tank 8 has been seted up to the lower surface of fixed block 5, water drainage tank 8's inner wall and the mutual joint of surface of sealing plug 9, through setting up sealing plug 9, make things convenient for and carry out timely discharge to the inside water source of infiltration fixed block 5, the leakproofness of this valve has been improved when avoiding the inside water source of fixed block 5 to cause the damage to the inside part of fixed block 5, valve body 1 sets up to the stainless steel valve body, the equal fixedly connected with ring flange in both ends about valve body 1, through setting up valve body 1, the effectual corrosion resistance that improves this valve, thereby the suitability of this valve has been improved.

The working principle of the utility model is as follows:

before use, an operator draws out the sealing plug 9 below the fixing block 5 from the inside of the drainage groove 8, after a water source in the fixing block 5 is emptied, the operator plugs the sealing plug 9 into the drainage groove 8 again, so that the fixing block 5 is kept sealed, then the operator rotates the rotary disc 4 to drive the bevel gear set 3 to operate, so that the screw rod 2 starts to rotate, the sleeve 11 above the screw rod 2 pushes the two first connecting plates 12 upwards at the same time under the driving of the screw rod 2, meanwhile, the second connecting plate 13 also moves upwards at the same time under the driving of the first connecting plates 12, so that the two valve plates 15 move upwards or downwards at the same time, the mounting grooves 16 above the two valve plates 15 are fixed through the sealing ring 17, so that the valve plates 15 seal gaps in the moving process of the limiting groove 10, and also can fix the two valve plates 15, then, the operator inserts the clamping strip 14 above the first connecting plate 12 and the second connecting plate 13 to fix the first connecting plate 12 and the second connecting plate 13, while the bearing 6 above the screw rod 2 moves on the inner wall of the fixed block 5 during the rotation of the screw rod 2, and the lower part of the screw rod 2 is supported by the spring 7 and the inner part of the fixed block 5.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a novel corrosion-resistant fire control valve, includes valve body (1), its characterized in that: the inner wall of the valve body (1) is in threaded connection with the outer surface of the lead screw (2), the top end of the lead screw (2) is in transmission connection with the lower surface of the conical gear set (3), the right side surface of the conical gear set (3) is fixedly connected with the left end of the turntable (4), the inner wall of the valve body (1) is provided with a limiting groove (10), the outer surface of the lead screw (2) is in threaded connection with the inner wall of the sleeve (11), the outer surface of the sleeve (11) is fixedly connected with the left side surfaces of the two first connecting plates (12), the surfaces of the two first connecting plates (12) far away from each other are respectively in lap joint with the surfaces of the two second connecting plates (13) far away from each other, the two first connecting plates (12) and the second connecting plates (13) are respectively in fixed connection with the left side surface and the right side surfaces of the inner walls of the two valve plates (15), the outer surfaces of the two valve plates (15) are provided with two mounting grooves (16), the inner wall of mounting groove (16) and the mutual joint of surface of sealing washer (17), the surface of valve plate (15) and the inner wall sliding connection of spacing groove (10), the surface of valve plate (15) passes through the mutual joint of inner wall of sealing washer (17) and valve body (1), first connecting plate (12) and second connecting plate (13) openly joint each other with the surface of same card strip (14).

2. A novel corrosion resistant fire valve as defined in claim 1, wherein: the outer surface of valve body (1) is connected with the last fixed surface of fixed block (5), the surface cover of lead screw (2) is equipped with bearing (6), the surface of lead screw (2) passes through the mutual joint of inner wall of bearing (6) and fixed block (5).

3. A novel corrosion resistant fire valve as defined in claim 2, wherein: the bottom end of the screw rod (2) is fixedly connected with the top end of the spring (7), and the bottom end of the screw rod (2) is in lap joint with the lower surface of the inner wall of the fixing block (5) through the spring (7).

4. A novel corrosion resistant fire valve as defined in claim 3, wherein: the lower surface of the fixing block (5) is provided with a water drainage groove (8), and the inner wall of the water drainage groove (8) is clamped with the outer surface of the sealing plug (9).

5. A novel corrosion resistant fire valve as defined in claim 1, wherein: the stainless steel valve is characterized in that the valve body (1) is a stainless steel valve body, and flange plates are fixedly connected to the left end and the right end of the valve body (1).