CN211259735U

CN211259735U - Forged steel three-way fixed ball valve

Info

Publication number: CN211259735U
Application number: CN201921962156.2U
Authority: CN
Inventors: 胡金杨; 柯晓真; 林挺; 林圣舫; 骆成生; 祁文建; 杨林; 朱吟吟; 朱茜洁; 付亮
Original assignee: Zhejiang Hengtong Valve Co ltd
Current assignee: Zhejiang Hengtong Valve Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-08-14
Anticipated expiration: 2029-11-14

Abstract

The embodiment of the application discloses forged steel tee bend fixed ball valve, including the valve body, the both sides and the back of valve body are equipped with horizontally fluid passage, and the middle part movable sleeve of valve body is equipped with the valve rod, the fixed cover in bottom of valve rod is equipped with the case that is located the valve body inside. This ball valve is fixed to forged steel tee bend, cooperation through telescopic link and spring, it is sealed to make elastic contact between sealing member and the case, compare in the rigid contact sealing mode who adopts among the prior art, the sealed effect of this device is better, wearing and tearing between reducible sealing member and the case, and under the condition of using wearing and tearing for a long time, still can keep the leakproofness between case and the sealing member, and simultaneously, this device passes through the cooperation of ball and spacing groove, with the sealing member when the activity inslot is flexible with the produced sliding friction of activity inslot wall change rolling friction into, thereby make the flexible more smooth and easy of sealing member, the difficult condition that the jam appears, and then ensured the result of use of sealing member.

Description

Forged steel three-way fixed ball valve

Technical Field

The application relates to the technical field of ball valves, in particular to a forged steel three-way fixed ball valve.

Background

The three-way ball valve has a T shape and an L shape. The T shape can make three orthogonal pipelines mutually communicated and cut off a third channel, thereby playing the roles of shunting and converging. The L-shaped three-way ball valve type can only connect two mutually orthogonal pipelines, cannot simultaneously keep the mutual communication of a third pipeline, and only plays a role in distribution.

However, when the existing forged steel three-way fixed ball valve is installed, the following problems to be improved exist: firstly, when the sealing packing in the packing groove is installed, the compression degree between the sealing packing and the valve rod cannot be detected, the over-tightening of the compression easily increases the resistance of the valve rod during rotation, and when the compression is loose, leakage accidents can occur, so that the installation is inconvenient; secondly, the tightness of the sealing filler cannot be adjusted and monitored in the use process after installation, so that the looseness of the sealing filler cannot be early warned, and the use is inconvenient; and thirdly, the valve core and the sealing element in the valve body are sealed in a hard contact manner, so that the sealing effect is poor, and the valve core is easy to wear after long-time use, so that the sealing property is reduced.

SUMMERY OF THE UTILITY MODEL

In view of above-mentioned problem, this application has provided the fixed ball valve of forged steel tee bend, has that the packing is convenient for the installation, but the degree of compaction between packing and the valve rod is monitored and is adjusted, improve the advantage of valve rod and case leakproofness, has solved current fixed ball valve of forged steel tee bend when the installation, has following several to treat the problem of improving: firstly, when the sealing packing in the packing groove is installed, the compression degree between the sealing packing and the valve rod cannot be detected, the over-tightening of the compression easily increases the resistance of the valve rod during rotation, and when the compression is loose, leakage accidents can occur, so that the installation is inconvenient; secondly, the tightness of the sealing filler cannot be adjusted and monitored in the use process after installation, so that the looseness of the sealing filler cannot be early warned, and the use is inconvenient; and thirdly, the valve core and the sealing element in the valve body are sealed in a hard contact manner, so that the sealing effect is poor, and the valve core is easy to wear after long-time use, thereby reducing the sealing property.

The utility model provides a following technical scheme: a forged steel three-way fixed ball valve comprises a valve body, wherein horizontal fluid channels are arranged on two sides and the back of the valve body, a valve rod is movably sleeved in the middle of the valve body, a valve core positioned in the valve body is fixedly sleeved at the bottom of the valve rod, a gland is fixedly installed at the top of the valve body through a bolt, a packing groove which is positioned at the periphery of the valve rod and at the bottom of the gland is formed in the top of an inner cavity of the valve body, a pressure sensor positioned on one side of the inner cavity of the packing groove is fixedly installed in the valve body, sealing packing is filled in the packing groove, a pressing sleeve positioned at the top of the sealing packing is movably sleeved in the packing groove, an adjusting bolt extending into the packing groove is sleeved on the gland in a threaded manner, one end of the adjusting bolt extending into the packing groove is fixedly connected with a pressing plate, the movable end of the telescopic rod is movably sleeved inside the movable groove, the movable end of the telescopic rod is movably sleeved with a spring, one end of the movable end of the telescopic rod is fixedly connected with a sealing element, balls are movably sleeved on the top and one side of the bottom of the sealing element, and the inside of the fluid channel is provided with a limiting groove located at the top and the bottom of one end of the sealing element.

Preferably, the front fixed mounting of valve body has fixed case, the top and the bottom of fixed incasement chamber are equipped with master controller and battery respectively, and the positive top of fixed case and bottom are equipped with display screen and bee calling organ respectively.

Preferably, the bottom of the pressure plate is movably connected with the top of the pressing sleeve, and the pressure plate is movably sleeved inside the packing groove.

Preferably, one end of the spring is fixedly connected with the fixed end of the telescopic rod, and the other end of the spring is fixedly connected with the sealing element.

Preferably, one end of the sealing element extends to the outside of the movable groove and is movably connected with the valve core, and the sealing element is movably sleeved inside the movable groove.

Preferably, the size of the ball is matched with that of the limiting groove, and the ball is movably sleeved in the limiting groove.

The application provides a ball valve is fixed to forged steel tee bend possesses following beneficial effect:

1. this ball valve is fixed to forged steel tee bend, cooperation through telescopic link and spring, it is sealed to make elastic contact between sealing member and the case, compare in the rigid contact sealing mode who adopts among the prior art, the sealed effect of this device is better, wearing and tearing between reducible sealing member and the case, and under the condition of using wearing and tearing for a long time, still can keep the leakproofness between case and the sealing member, and simultaneously, this device passes through the cooperation of ball and spacing groove, with the sealing member when the activity inslot is flexible with the produced sliding friction of activity inslot wall change rolling friction into, thereby make the flexible more smooth and easy of sealing member, the difficult condition that the jam appears, and then ensured the result of use of sealing member.

2. This forged steel tee bend fixed ball valve, through set up pressure sensor on the groove inner wall that packs, can monitor the degree of compressing tightly between the valve rod when installing sealed packing, and show pressure numerical value on the display screen, thereby make things convenient for the installation of sealed packing, the condition emergence of appearing tension or pine between avoiding sealed packing and the valve rod, and utilize pressure sensor and bee calling organ's cooperation can carry out the monitoring and the not hard up warning that realize to the degree of compressing tightly between sealed packing and the valve rod, intelligent degree is higher, this device accessible rotates adjusting bolt simultaneously and drives the clamp plate lift, thereby adjust the degree of compressing tightly of cover to sealed packing, and then make things convenient for the installation of sealed packing and the maintenance work of epilogue.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a front view of the present invention;

FIG. 2 is a front sectional view of the present invention;

fig. 3 is an enlarged view of the structure a of the present invention.

In the figure: 1. a valve body; 101. a fixed box; 102. a master controller; 103. a storage battery; 104. a buzzer; 105. a display screen; 2. a fluid channel; 3. a valve stem; 4. a valve core; 5. a gland; 6. a packing groove; 7. a pressure sensor; 8. sealing and filling; 9. pressing the sleeve; 10. adjusting the bolt; 11. pressing a plate; 12. a movable groove; 13. a telescopic rod; 14. a spring; 15. a seal member; 16. a ball bearing; 17. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1-3, a forged steel three-way fixed ball valve comprises a valve body 1, a fixed box 101 is fixedly installed on the front side of the valve body 1, a main controller 102 and a storage battery 103 are respectively arranged at the top and the bottom of the inner cavity of the fixed box 101, a display screen 105 and a buzzer 104 are respectively arranged at the top and the bottom of the front side of the fixed box 101, the storage battery 103 is connected with the main controller 102, the display screen 105, the buzzer 104 and a pressure sensor 7, the main controller 102 is connected with the display screen 105, the buzzer 104 and the pressure sensor 7, in the using process of the three-way ball valve, the compression degree between the installed sealing filler 8 and the valve rod 3 is monitored by the pressure sensor 7 in real time, when the compression degree between the installed sealing filler 8 and the valve rod 3 is reduced to affect the sealing performance between the installed sealing filler and the main controller 102, the main controller 102 starts the buzzer 104 to, thereby reminding workers to maintain in time, avoiding leakage accidents caused by the reduction of the sealing performance between the sealing filler 8 and the valve rod 3, wherein the two sides and the back surface of the valve body 1 are provided with horizontal fluid channels 2, the middle part of the valve body 1 is movably sleeved with the valve rod 3, the bottom of the valve rod 3 is fixedly sleeved with a valve core 4 positioned in the valve body 1, the top of the valve body 1 is fixedly provided with a gland 5 through bolts, the top of the inner cavity of the valve body 1 is provided with a filler groove 6 positioned at the periphery of the valve rod 3 and at the bottom of the gland 5, the valve body 1 is internally and fixedly provided with a pressure sensor 7 positioned at one side of the inner cavity of the filler groove 6, the inner wall of the filler groove 6 is provided with the pressure sensor 7, the tightness between the sealing filler 8 and the valve rod 3 can be monitored during installation, and the pressure value is displayed on a display screen 105, thereby facilitating the installation of the sealing filler 8, avoiding, the packing groove 6 is filled with sealing packing 8, a pressing sleeve 9 positioned at the top of the sealing packing 8 is movably sleeved in the packing groove 6, an adjusting bolt 10 extending into the packing groove 6 is sleeved on a pressing cover 5 in a threaded manner, a pressing plate 11 is fixedly connected to one end of the adjusting bolt 10 extending into the packing groove 6, the device can drive the pressing plate 11 to lift by rotating the adjusting bolt 10, so that the pressing degree of the pressing sleeve 9 on the sealing packing 8 is adjusted, the installation and subsequent maintenance work of the sealing packing 8 are facilitated, the bottom of the pressing plate 11 is movably connected with the top of the pressing sleeve 9, the pressing plate 11 is movably sleeved in the packing groove 6, a movable groove 12 is formed in the fluid channel 2, a telescopic rod 13 is fixedly sleeved on one side of an inner cavity of the movable groove 12, a movable end of the telescopic rod 13 is movably sleeved in the movable groove 12, and a spring 14 is movably sleeved on, the device changes the hard contact sealing between the sealing element 15 and the valve core 4 into elastic contact sealing by arranging the spring 14, has better sealing effect, can reduce the abrasion between the sealing element 15 and the valve core 4, and still can keep the sealing performance between the valve core 4 and the sealing element 15 under the condition of long-time use abrasion, simultaneously, the device can guide the sealing element 15 when elastically stretching and retracting by arranging the telescopic rod 13, avoids the blocking between the sealing element 15 and the inner wall of the movable groove 12, one end of the spring 14 is fixedly connected with the fixed end of the telescopic rod 13, the other end of the spring 14 is fixedly connected with the sealing element 15, one end of the movable end of the telescopic rod 13 is fixedly connected with the sealing element 15, one end of the sealing element 15 extends to the outside of the movable groove 12 and is movably connected with the valve core 4, the sealing element 15 is movably sleeved in the movable groove 12, and balls 16 are movably sleeved on one side, ball 16's size and spacing groove 17's size looks adaptation, and ball 16 activity suit is inside spacing groove 17, this device passes through ball 16 and spacing groove 17's cooperation, with sealing member 15 when activity inslot 12 is flexible with the produced sliding friction of activity inslot 12 inner wall change rolling friction into, thereby make sealing member 15 flexible more smooth and easy, the difficult condition that blocks up that appears, and then guaranteed the leakproofness between sealing member 15 and case 4, the spacing groove 17 that is located sealing member 15 one end top and bottom is seted up to fluid passage 2's inside.

To sum up, firstly, when the packing 8 is installed, the compression degree between the packing 8 and the valve rod 3 is monitored by the pressure sensor 7, and a pressure value is displayed on the display screen 105, the pressure plate 11 is driven to lift by rotating the adjusting bolt 10, so that the compression degree of the pressure sleeve 9 on the packing 8 is adjusted, the compression degree of the pressure sleeve 9 on the packing 8 is controlled by combining the pressure value displayed on the display screen 105, the tightness between the packing 8 and the valve rod 3 can be ensured, meanwhile, the rotation resistance of the valve rod 3 is minimum, then, in the using process of the three-way ball valve, the compression degree between the packing 8 and the valve rod 3 is monitored by the pressure sensor 7 in real time, when the compression degree between the packing 8 and the valve rod 3 is reduced to influence the tightness between the packing 8 and the valve rod 3, the pressure sensor 7 feeds back data information to the master controller 102, the main controller 102 starts the buzzer 104 to give an alarm, and finally, in the using process of the three-way ball valve, the sealing element 15 and the valve core 4 are elastically contacted and sealed through the cooperation of the telescopic rod 13 and the spring 14.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. Forged steel tee bend fixed ball valve, including valve body (1), its characterized in that: the improved valve is characterized in that horizontal fluid channels (2) are arranged on two sides and the back of the valve body (1), a valve rod (3) is movably sleeved in the middle of the valve body (1), a valve core (4) located inside the valve body (1) is fixedly sleeved at the bottom of the valve rod (3), a gland (5) is fixedly installed at the top of the valve body (1) through a bolt, a packing groove (6) located at the periphery of the valve rod (3) and located at the bottom of the gland (5) is formed in the top of an inner cavity of the valve body (1), a pressure sensor (7) located on one side of the inner cavity of the packing groove (6) is fixedly installed in the valve body (1), a sealing packing (8) is filled in the packing groove (6), a pressing sleeve (9) located at the top of the sealing packing (8) is movably sleeved in the packing groove (6), and an adjusting bolt (10) extending to, adjusting bolt (10) extend to inside one end fixedly connected with clamp plate (11) of packing groove (6), movable groove (12) have been seted up to the inside of fluid passage (2), the fixed cover in one side of movable groove (12) inner chamber is equipped with telescopic link (13), the expansion end activity suit of telescopic link (13) is inside movable groove (12), and the activity of telescopic link (13) is served movable sleeve and is equipped with spring (14), the one end fixedly connected with sealing member (15) of telescopic link (13) expansion end, the equal movable sleeve of one side of sealing member (15) top and bottom is equipped with ball (16), spacing groove (17) that are located sealing member (15) one end top and bottom are seted up to the inside of fluid passage (2).

2. The forged steel three-way fixed ball valve of claim 1, wherein: the valve body (1) is fixed with fixed case (101) in the front, the top and the bottom of fixed case (101) inner chamber are equipped with master controller (102) and battery (103) respectively, and just fixed case (101) positive top and bottom are equipped with display screen (105) and bee calling organ (104) respectively.

3. The forged steel three-way fixed ball valve of claim 1, wherein: the bottom of the pressing plate (11) is movably connected with the top of the pressing sleeve (9), and the pressing plate (11) is movably sleeved inside the packing groove (6).

4. The forged steel three-way fixed ball valve of claim 1, wherein: one end of the spring (14) is fixedly connected with the fixed end of the telescopic rod (13), and the other end of the spring (14) is fixedly connected with the sealing element (15).

5. The forged steel three-way fixed ball valve of claim 1, wherein: one end of the sealing element (15) extends to the outside of the movable groove (12) and is movably connected with the valve core (4), and the sealing element (15) is movably sleeved inside the movable groove (12).

6. The forged steel three-way fixed ball valve of claim 1, wherein: the size of the ball (16) is matched with that of the limiting groove (17), and the ball (16) is movably sleeved in the limiting groove (17).