CN222416100U - Multiple sealing gate valve - Google Patents

Multiple sealing gate valve Download PDF

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Publication number
CN222416100U
CN222416100U CN202420964200.8U CN202420964200U CN222416100U CN 222416100 U CN222416100 U CN 222416100U CN 202420964200 U CN202420964200 U CN 202420964200U CN 222416100 U CN222416100 U CN 222416100U
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China
Prior art keywords
valve
valve body
flange
sealing
adjusting screw
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Application number
CN202420964200.8U
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Chinese (zh)
Inventor
鲍官祥
苏林波
苏正楚
苏杨
范月华
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Shanghai Feiqiu Technology Group Co ltd
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Shanghai Feiqiu Technology Group Co ltd
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Priority to CN202420964200.8U priority Critical patent/CN222416100U/en
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Abstract

The utility model discloses a multiple sealing gate valve, which relates to the technical field of gate valves and comprises a valve body, wherein flanges are arranged at two ends of the valve body, a connecting pipe is arranged at one side of the flange, which is far away from the center of the valve body, a connecting mechanism is arranged outside the flange, a sealing mechanism is arranged at the top of the valve body, a valve rod is arranged at the center of the valve cover, and a valve wheel is fixedly arranged at the top of the valve rod. This multiple sealing gate valve, through coupling mechanism's setting, when installing the connecting pipe, at first connect between valve body and the connecting pipe through the flange, after the fixed position of valve body and connecting pipe, then under the effect through connector link and sealing knot and for can closely laminate between the flange, and make the sealing washer receive the pressure of extrusion deformation, thereby ensure the leakproofness of junction between valve body and the connecting pipe, avoid taking place the condition of leakage.

Description

Multiple sealing gate valve
Technical Field
The utility model belongs to the technical field of gate valves, and particularly relates to a multiple sealing gate valve.
Background
The gate valve generally comprises a valve body, a gate plate, a water inlet connecting pipe and a water outlet connecting pipe, wherein a medium channel is arranged in the valve body, the gate plate is movably arranged in the valve body and used for blocking or releasing a medium in the medium channel, however, the sealing structure of the traditional gate valve is single, and most of the traditional gate valve has no multiple sealing function.
The gate valve that uses at present is comparatively simple in structure, in the use, the condition that leaks takes place easily, and the position that the gate valve takes place easily leaks generally mainly is the position of valve rod to and the junction of valve body and connecting pipe all appear leaking easily, consequently influence the problem of the result of use of gate valve.
Disclosure of utility model
The utility model aims to provide a multiple sealing gate valve, which solves the problems that the structure of the currently used gate valve proposed in the background art is simpler, the leakage is easy to occur in the use process, the leakage is easy to occur in the gate valve in general, the position of a valve rod is mainly used, and the leakage is easy to occur at the joint of a valve body and a connecting pipe, so that the use effect of the gate valve is affected.
In order to achieve the purpose, the technical scheme is that the multiple sealing gate valve comprises a valve body, flanges are arranged at two ends of the valve body, a connecting pipe is arranged on one side, away from the center of the valve body, of each flange, a connecting mechanism is arranged outside the flange, a valve cover is arranged at the top of the valve body, a sealing mechanism is arranged inside the valve body, a valve rod is arranged at the center of the valve cover, and a valve wheel is fixedly arranged at the top of the valve rod.
Preferably, the bottom fixedly connected with valve plug of valve rod, the center department of valve plug has seted up the opening.
Preferably, the connecting mechanism comprises a connecting buckle, an adjusting screw is connected to one side, far away from the center of the valve body, of the connecting buckle in a threaded manner, a sealing buckle is connected to one side, close to the center of the valve body, of the adjusting screw in a rotating manner, a mounting groove is formed in the flange, and a sealing ring is embedded in the mounting groove.
Preferably, the flange is arranged on the outer wall surface of the connecting pipe, the flange is symmetrically arranged by the central axis of the valve body, and the valve body is movably connected with the connecting pipe through the flange and the bolt.
Preferably, the sealing buckle and the connecting buckle form a moving structure through an adjusting screw, and two ends of the sealing ring are respectively embedded into the mounting groove.
Preferably, the sealing mechanism comprises an adjusting screw rod, the adjusting screw rod is arranged in the valve rod, the adjusting screw rod and the valve rod form an integrated structure, an adjusting plate is connected with external threads of the adjusting screw rod, and a sealing gasket is fixedly arranged at the bottom of the adjusting plate.
Preferably, the adjusting screw rod penetrates through the adjusting plate and the sealing gasket, and the adjusting plate forms a lifting structure through the adjusting screw rod.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the multiple sealing gate valve, through the arrangement of the connecting mechanism, when the connecting pipe is installed, the valve body and the connecting pipe are connected through the flange, after the positions of the valve body and the connecting pipe are fixed, the flange is tightly attached under the action of the connecting buckle and the sealing buckle, and the sealing ring is pressed and deformed, so that the tightness of the joint between the valve body and the connecting pipe is ensured, and the leakage is avoided;
2. This multiple sealing gate valve, through sealing mechanism's setting, in the use, at valve plug pivoted in-process, drive regulating plate and sealing pad's position decline to make sealing pad's bottom can closely laminate with the gap department between valve rod and the valve body, seal gap department through sealing pad, in order to avoid in the use, liquid leaks out from the gap department, in order to ensure sealed effect.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a left-hand structural schematic diagram of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 1 at B according to the present utility model.
The valve comprises a valve body 1, a flange 2, a connecting pipe 3, a connecting mechanism 4, a connecting buckle 401, a connecting screw 402, an adjusting screw 403, a sealing buckle 404, a sealing ring 5, a valve cover 6, a sealing mechanism 601, an adjusting screw rod 602, an adjusting plate 603, a sealing gasket 7, a valve rod 8, a valve wheel 9, a valve plug 10 and a through hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the utility model provides a technical scheme that the multiple sealing gate valve comprises a valve body 1, flanges 2 are arranged at two ends of the valve body 1, a connecting pipe 3 is arranged at one side, far away from the center of the valve body 1, of the flanges 2, a connecting mechanism 4 is arranged outside the flanges 2, a valve cover 5 is arranged at the top of the valve body 1, a sealing mechanism 6 is arranged inside the valve body 1, a valve rod 7 is arranged at the center of the valve cover 5, and a valve wheel 8 is fixedly arranged at the top of the valve rod 7. The bottom fixedly connected with valve plug 9 of valve rod 7, the center department of valve plug 9 has seted up opening 10.
The connecting mechanism 4 comprises a connecting buckle 401, an adjusting screw 402 is connected to the inner thread of one side, far away from the center of the valve body 1, of the connecting buckle 401, a sealing buckle 403 is connected to one side, close to the center of the valve body 1, of the adjusting screw 402 in a rotating mode, a mounting groove is formed in the flange 2, and a sealing ring 404 is embedded in the mounting groove. The flange 2 is arranged on the outer wall surface of the connecting pipe 3, the flange 2 is symmetrically arranged on the central axis of the valve body 1, and the valve body 1 is movably connected with the connecting pipe 3 through the flange 2 and bolts. The seal button 403 and the connecting button 401 form a moving structure through the adjusting screw 402, and two ends of the seal ring 404 are respectively embedded into the mounting groove. Through the setting of coupling mechanism 4, when installing connecting pipe 3, at first connect between valve body 1 and connecting pipe 3 through flange 2, after the fixed position of valve body 1 and connecting pipe 3, then under the effect through connector link 401 and sealing button 403 and, make between the flange 2 closely laminating to make sealing washer 404 receive the pressure of extrusion deformation, thereby ensure the leakproofness of junction between valve body 1 and the connecting pipe 3, avoid taking place the condition of leakage.
The sealing mechanism 6 comprises an adjusting screw rod 601, the adjusting screw rod 601 is arranged in the valve rod 7, the adjusting screw rod 601 and the valve rod 7 form an integrated structure, an adjusting plate 602 is connected to the outer thread of the adjusting screw rod 601, and a sealing gasket 603 is fixedly arranged at the bottom of the adjusting plate 602. The adjusting screw 601 penetrates the adjusting plate 602 and the inside of the sealing pad 603, and the adjusting plate 602 forms a lifting structure through the adjusting screw 601. Through the setting of sealing mechanism 6, in the use, at valve plug 9 pivoted in-process, drive regulating plate 602 and sealing pad 603's position decline to make the bottom of sealing pad 603 can closely laminate with the gap department between valve rod 7 and valve body 1, seal gap department through sealing pad 603, in order to avoid in the use, liquid leaks out from the gap department, in order to ensure sealed effect.
The working principle is that the valve body 1 and the connecting pipe 3 are connected, so that the flange 2 of the valve body 1 and the flange 2 of the connecting pipe 3 are relatively attached, and the flange 2 is connected through bolts, and as the installation groove is formed in the flange 2 and the sealing ring 404 is embedded in the installation groove, the sealing ring 404 can block a gap at the joint of the flange 2, so that the leakage is avoided;
When the connecting pipe 3 needs to be circulated through the valve body 1, the valve wheel 8 drives the valve rod 7 and the valve plug 9 to rotate, when the valve plug 9 rotates, the connecting pipe 3 is communicated through the through hole 10, and as the adjusting screw 601 and the valve rod 7 form an integrated structure, when the valve rod 7 rotates, the adjusting plate 602 and the sealing gasket 603 are driven to descend, the bottom of the sealing gasket 603 can be tightly attached to a gap between the valve rod 7 and the valve body 1, and the gap is sealed through the sealing gasket 603, so that liquid is prevented from leaking out from the gap in the use process, and the sealing effect is ensured.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1.一种多重密封闸阀,包括阀体(1),其特征在于:所述阀体(1)的两端均安装有法兰(2),所述法兰(2)远离阀体(1)中心的一侧安装有连接管(3),所述法兰(2)的外部设置有连接机构(4),所述阀体(1)顶部安装有阀盖(5),所述阀体(1)的内部安装有密封机构(6),所述阀盖(5)的中心处安装有阀杆(7),所述阀杆(7)的顶部固定安装有阀轮(8)。1. A multi-sealed gate valve, comprising a valve body (1), characterized in that: flanges (2) are installed at both ends of the valve body (1), a connecting pipe (3) is installed on the side of the flange (2) away from the center of the valve body (1), a connecting mechanism (4) is arranged outside the flange (2), a valve cover (5) is installed on the top of the valve body (1), a sealing mechanism (6) is installed inside the valve body (1), a valve stem (7) is installed at the center of the valve cover (5), and a valve wheel (8) is fixedly installed on the top of the valve stem (7). 2.根据权利要求1所述的一种多重密封闸阀,其特征在于:所述阀杆(7)的底部固定连接有阀塞(9),所述阀塞(9)的中心处开设有通口(10)。2. A multi-sealed gate valve according to claim 1, characterized in that a valve plug (9) is fixedly connected to the bottom of the valve stem (7), and a through hole (10) is opened at the center of the valve plug (9). 3.根据权利要求1所述的一种多重密封闸阀,其特征在于:所述连接机构(4)包括连接扣(401),所述连接扣(401)远离阀体(1)中心一侧的内部螺纹连接有调节螺杆(402),所述调节螺杆(402)靠近阀体(1)中心的一侧转动连接有密封扣(403),所述法兰(2)的内部开设有安装槽,所述安装槽的内部嵌设有密封圈(404)。3. A multi-sealed gate valve according to claim 1, characterized in that: the connecting mechanism (4) includes a connecting buckle (401), the connecting buckle (401) is connected to an adjusting screw (402) through an internal thread on a side away from the center of the valve body (1), the adjusting screw (402) is rotatably connected to a sealing buckle (403) on a side close to the center of the valve body (1), and a mounting groove is provided inside the flange (2), and a sealing ring (404) is embedded inside the mounting groove. 4.根据权利要求1所述的一种多重密封闸阀,其特征在于:所述连接管(3)外壁表面安装有法兰(2),所述法兰(2)以阀体(1)的中轴线对称设置,所述阀体(1)和连接管(3)之间通过法兰(2)和螺栓活动连接。4. A multi-sealed gate valve according to claim 1, characterized in that a flange (2) is installed on the outer wall surface of the connecting pipe (3), and the flange (2) is symmetrically arranged with respect to the central axis of the valve body (1), and the valve body (1) and the connecting pipe (3) are movably connected via the flange (2) and bolts. 5.根据权利要求3所述的一种多重密封闸阀,其特征在于:所述密封扣(403)通过调节螺杆(402)与连接扣(401)构成移动结构,所述密封圈(404)的两端分别嵌设进安装槽的内部。5. A multi-sealed gate valve according to claim 3, characterized in that: the sealing buckle (403) forms a movable structure with the connecting buckle (401) through the adjusting screw (402), and the two ends of the sealing ring (404) are respectively embedded in the interior of the installation groove. 6.根据权利要求1所述的一种多重密封闸阀,其特征在于:所述密封机构(6)包括调节丝杆(601),所述调节丝杆(601)设置于阀杆(7)的内部,所述调节丝杆(601)和阀杆(7)构成一体化结构,所述调节丝杆(601)的外部螺纹连接有调节板(602),所述调节板(602)的底部固定安装有密封垫(603)。6. A multi-sealed gate valve according to claim 1, characterized in that: the sealing mechanism (6) includes an adjusting screw (601), the adjusting screw (601) is arranged inside the valve stem (7), the adjusting screw (601) and the valve stem (7) form an integrated structure, the external thread of the adjusting screw (601) is connected to an adjusting plate (602), and a sealing gasket (603) is fixedly installed on the bottom of the adjusting plate (602). 7.根据权利要求6所述的一种多重密封闸阀,其特征在于:所述调节丝杆(601)贯穿调节板(602)和密封垫(603)的内部,所述调节板(602)通过调节丝杆(601)构成升降结构。7. A multi-sealed gate valve according to claim 6, characterized in that: the adjusting screw (601) passes through the inside of the adjusting plate (602) and the sealing gasket (603), and the adjusting plate (602) forms a lifting structure through the adjusting screw (601).
CN202420964200.8U 2024-05-07 2024-05-07 Multiple sealing gate valve Active CN222416100U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202420964200.8U CN222416100U (en) 2024-05-07 2024-05-07 Multiple sealing gate valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202420964200.8U CN222416100U (en) 2024-05-07 2024-05-07 Multiple sealing gate valve

Publications (1)

Publication Number Publication Date
CN222416100U true CN222416100U (en) 2025-01-28

Family

ID=94351593

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202420964200.8U Active CN222416100U (en) 2024-05-07 2024-05-07 Multiple sealing gate valve

Country Status (1)

Country Link
CN (1) CN222416100U (en)

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