CN218440677U

CN218440677U - Flow valve

Info

Publication number: CN218440677U
Application number: CN202222530759.3U
Authority: CN
Inventors: 惠恩利
Original assignee: Dalian Guangyuan Metal Products Co ltd
Current assignee: Dalian Guangyuan Metal Products Co ltd
Priority date: 2022-09-24
Filing date: 2022-09-24
Publication date: 2023-02-03
Anticipated expiration: 2032-09-24

Abstract

The utility model discloses a flow valve, which comprises an outer shell, the inside fixedly connected with bracing piece of shell, the top of bracing piece all is provided with turns over the folded plate, it has the baffle to turn over one side laminating that the bracing piece was kept away from to the folded plate, the baffle set up in the inner wall of shell, it is provided with trigger unit to turn over one side that the folded plate kept away from the baffle. The utility model relates to a flow valve technical field, this flow valve, through the bracing piece, turn over the folded plate, the baffle, cooperation between lead screw slider and the lead screw, it flows over the folded plate to have realized that the fluid divides two strands to flow through, then two strands of fluid fuse together, can carry out certain offset to impact force, the monitoring of the velocity of flow is carried out at the inside rear of integrating of casing, the inside fluid of having solved traditional flow valve strikes the inside of flow valve, be unfavorable for the inside measurement and control device of flow valve to carry out flow monitoring's problem, this flow valve's fluid is more steady, consequently, the monitoring is more accurate, the stationary flow is effectual.

Description

Flow valve

Technical Field

The utility model relates to a flow valve technical field specifically is flow valve.

Background

The flow valve is composed of a manual regulating valve group and an automatic balancing valve group. The regulating valve group has the function of setting flow, and the automatic balancing valve group has the function of maintaining the flow constant. The flow valve is suitable for water systems needing flow control, and is particularly suitable for flow control of non-corrosive liquid media such as heat supply, air conditioners and the like; the device is arranged in a water system, and the flow of the system can be automatically kept constant at a required set value through one-time adjustment before operation.

At present traditional flow valve, after the valve clack was flowed through to the fluid, the velocity of flow was great, can assault the inside of flow valve, so is unfavorable for the inside measurement and control device of flow valve to carry out flow monitoring, so the error is great, and the stationary flow effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a flow valve has solved traditional flow valve, and after the valve clack was flowed through to the fluid, the velocity of flow was great, can strike the inside of flow valve, so is unfavorable for the inside measurement and control device of flow valve to carry out flow monitoring, so the error is great, the poor problem of stationary flow effect.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the flow valve, which comprises an outer shell, the inside fixedly connected with bracing piece of shell, the top of bracing piece all is provided with turns over the folded plate, it has the baffle to turn over the one side laminating that the bracing piece was kept away from to the folded plate, the baffle set up in the inner wall of shell, it is provided with trigger unit to turn over one side that the folded plate kept away from the baffle, the trigger unit cooperation be provided with the rigid coupling in the motor of shell outer wall, the motor electricity is connected with the controller, the output fixedly connected with lead screw of motor, the lead screw extends to through sealed bearing the inside of shell, the outer wall cooperation of lead screw is connected with the lead screw slider, the top slip joint of lead screw slider has the slide rail, the slide rail rigid coupling in the inner wall of shell.

Preferably, the trigger unit comprises a vent pipe, a piston, a displacement sensor, a spring and a limit plate; the bottom of breather pipe with the shell is linked together, the inner wall cooperation of breather pipe is connected with the piston, the top rigid coupling of piston has the spring, the limiting plate is installed at the top of spring, displacement sensor is installed at the top of piston, displacement sensor is connected with the controller electricity.

Preferably, the top of limiting plate rotates and is connected with the threaded rod, the outer wall threaded connection of threaded rod has the screwed pipe, the outer wall of screwed pipe pass through the support with the inner wall fixed connection of breather pipe.

Preferably, a handle is arranged above the outer wall of the threaded rod.

Preferably, the outer wall of the supporting rod is fixedly connected with a rubber sleeve, and the outer wall of the rubber sleeve is inserted into the inner wall of the turnover plate.

Advantageous effects

The utility model provides a flow valve. The method has the following beneficial effects: this flow valve, through the bracing piece, turn over the board, the baffle, cooperation between lead screw slider and the lead screw, it turns over the board to have realized that the fluid divides two strands of streams to flow through, then two strands of fluids fuse together, can carry out certain offset to impact force, the monitoring of velocity of flow is carried out at the inside rear of integrating of casing, the inside fluid of having solved traditional flow valve strikes the inside of flow valve, the problem that the inside measurement and control device of flow valve carries out flow monitoring, this flow valve's fluid is more steady, consequently, the monitoring is more accurate, the stationary flow is effectual.

Drawings

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

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is a schematic structural view of the housing, the vent pipe and the lead screw slider in fig. 1.

In the figure: 1. the device comprises a shell, 2, a supporting rod, 3, a turnover plate, 4, a baffle, 5, a vent pipe, 6, a piston, 7, a displacement sensor, 8, a spring, 9, a limiting plate, 10, a controller, 11, a motor, 12, a lead screw, 13, a lead screw sliding block, 14, a sliding rail, 15, a solenoid, 16, a threaded rod, 17 and a rubber sleeve.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Traditional flow valve, after the valve clack was flowed through to the fluid, the velocity of flow was great, can assault the inside of flow valve, is unfavorable for so that the inside measurement and control device of flow valve carries out flow monitoring, so the error is great, and the stationary flow effect is poor.

In view of this, the utility model provides a this flow valve, through the bracing piece, turn over the folded plate, the baffle, cooperation between screw slide and the lead screw, realized that the fluid divides two strand flows to flow through and turns over the folded plate, then two strand flows fuse together, can carry out certain offset to impact force, the monitoring of the velocity of flow is carried out at the inside rear of integrating of casing, the inside fluid of having solved traditional flow valve strikes the inside of flow valve, the flow valve is unfavorable for inside measurement and control device to carry out flow monitoring's problem, this flow valve's fluid is more steady, consequently, the monitoring is more accurate, the stationary flow is effectual.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.

As can be known from fig. 1 to 3, the flow valve in the present case includes a housing 1, the inside fixedly connected with bracing piece 2 of housing 1, the top of bracing piece 2 all is provided with turnover plate 3, the one side that turnover plate 3 kept away from bracing piece 2 is laminated with baffle 4, baffle 4 sets up in the inner wall of housing 1, the one side that turnover plate 3 kept away from baffle 4 is provided with trigger unit, the trigger unit cooperation is provided with motor 11 of rigid coupling in the outer wall of housing 1, motor 11 electricity is connected with controller 10, the output fixedly connected with lead screw 12 of motor 11, lead screw 12 extends to the inside of housing 1 through sealed bearing, the outer wall cooperation of lead screw 12 is connected with lead screw slider 13, the top slip joint of lead screw slider 13 has slide rail 14, slide rail 14 rigid coupling in the inner wall of housing 1.

In the specific implementation process, it is worth particularly pointing out that the shell 1 can be a casting, and is a structure formed by fastening a plurality of parts together, so that the installation and fixation of the internal structure are facilitated, the two ends are provided with flanges for connecting with external pipelines, the part for installing the turnover plates 3 is circular, and the fluid can be guided through the circular-arc-shaped inner wall, so that the upper fluid and the lower fluid are impacted together to offset the impact force, and the problems that the flow velocity is greatly increased and the flow monitoring is inaccurate due to the fact that the fluid is shunted into a branch by a main pipeline and then flows into the branch by an impact flow valve are solved;

the turnover plate 3 is limited by the support rod 2, a gap is formed between the turnover plate 3 and the baffle plate 4 through a deflection angle, the gap is used for flowing fluid, the flowing section of the fluid is increased along with the increase of the turnover angle of the turnover plate 3, the turnover power of the turnover plate 3 comes from the fluid flowing in the shell 1, of course, the fluid flows in from the direction of the baffle plate 4 and pushes the turnover plate 3 to turn over and then flow out from the other end of the shell 1, so that the fluid flows in the shell 1 in an upper and a lower two-way flow, and the two-way flow impacts with each other after flowing through the turnover plate 3, so that the impact force can be counteracted, the stability of subsequent flow is ensured, and the influence on a trigger unit is reduced;

the trigger unit may not be limited in specific structure, and is configured to monitor a state of the fluid after entering the housing 1 and passing through the position of the folded plate 3, for example, fluid properties such as pressure intensity, flow rate, and the like, and transmit a signal to the controller 10, and the controller 10 adjusts the rotation angle of the motor 11 through calculation, so as to adjust the distance between the lead screw slider 13 and the folded plate 3 through the cooperation of the lead screw 12 and the lead screw slider 13, that is, the foldable range of the folded plate 3, thereby implementing flow adjustment, and on the premise of sufficient supply of the fluid at the fluid supply end, ensuring stable flow of the fluid flowing out of the housing 1.

Specifically, when the flow valve is used, two ends of the outer shell 1 are communicated with an external pipeline, wherein one side close to the baffle plate 4 is connected with a fluid supply end pipeline, the other end of the outer shell 1 is connected with a fluid conveying branch circuit, so that the turning plate 3 and the baffle plate 4 can be pushed to be separated in the fluid flowing process, the trigger unit monitors the state of fluid, such as pressure intensity, flow velocity and other fluid properties after the fluid enters the shell 1 and passes through the position of the turning plate 3, and transmits signals to the controller 10, the controller 10 adjusts the rotation angle of the motor 11 through calculation, so that the distance between the screw rod slide block 13 and the turning plate 3, namely the turning range of the turning plate 3, is adjusted through the matching of the screw rod 12 and the screw rod slide block 13, and the flow of the fluid flowing out of the outer shell 1 can be ensured to be stable on the premise of sufficient supply of the fluid supply end.

In an implementable manner, the triggering unit comprises a ventilation pipe 5, a piston 6, a displacement sensor 7, a spring 8 and a limit plate 9; the bottom and the shell 1 of breather pipe 5 are linked together, and the inner wall cooperation of breather pipe 5 is connected with piston 6, and the top rigid coupling of piston 6 has spring 8, and limiting plate 9 is installed at the top of spring 8, and displacement sensor 7 is installed at the top of piston 6, and displacement sensor 7 is connected with controller 10 electricity.

In the specific implementation process, it is worth pointing out that the vent pipe 5 is communicated with the outside atmosphere, the temporal part of the vent pipe is sealed by the piston 6, so as to ensure the sealing effect between the housing 1 and the outside, and the fluid cannot overflow, wherein when the flow rate of the fluid changes, the fluid pressure inside the housing 1 also changes, at this time, the piston 6 moves along the inside of the vent pipe 5, compresses or stretches the spring 8, and transmits a signal to the controller 10 through the displacement sensor 7, so that the controller 10 can drive the motor 11 to respond conveniently.

It should be understood that the present embodiment is only one possible implementation manner of the trigger unit, and not all embodiments, and the technical solutions described in the present application document include, but are not limited to, this.

Furthermore, the top of the limiting plate 9 is rotatably connected with a threaded rod 16, the outer wall of the threaded rod 16 is in threaded connection with a solenoid 15, and the outer wall of the solenoid 15 is fixedly connected with the inner wall of the vent pipe 5 through a support.

In the specific implementation process, it is worth noting that the threaded rod 16 is arranged to adjust the preset position of the limiting plate 9, namely the preset length of the extension spring 8, through the cooperation of the threaded rod 16 and the threaded pipe 15, so that the force required by the unit length of the movement of the piston 6, namely the fluid pressure inside the housing 1, can be adjusted according to different flow requirements, and once the fluid pressure inside the housing 1 changes after adjustment, a signal can be transmitted to the controller 10 through the displacement sensor 7.

Further, a handle is arranged above the outer wall of the threaded rod 16.

In particular embodiments, it is noted that the handle is designed to facilitate rotation of the threaded rod 16 by a user.

Further, the outer wall of the supporting rod 2 is fixedly connected with a rubber sleeve 17, and the outer wall of the rubber sleeve 17 is inserted into the inner wall of the turnover plate 3.

In the specific implementation process, it is worth pointing out that the rubber sleeve 17 is arranged to flexibly connect the support rod 2 and the turnover plate 3, the turnover plate 3 can be attached to the baffle 4 again without external force, and meanwhile, in order to ensure strength, the turnover plate 3 and the rubber sleeve 17 can be reinforced by adopting glue for bonding and the like.

It can be known from the above that, on the basis of the above-mentioned embodiment, the preset position of the limiting plate 9, that is, the preset length of the extension spring 8, can be adjusted through the cooperation of the threaded rod 16 and the threaded tube 15, and this is set for the purpose of adjusting the force required by the unit length of movement of the piston 6, that is, the fluid pressure inside the housing 1, to be adjusted according to different flow requirements, and after adjustment, once the fluid pressure inside the housing 1 changes, a signal can be transmitted to the controller 10 through the displacement sensor 7, and when there is no external force, that is, no fluid passes through, the flap plate 3 can be attached to the baffle plate 4 again under the elasticity of the rubber sleeve 17, and has the function of preventing the fluid from flowing backwards.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the same.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Flow valve, including shell (1), its characterized in that: the inside fixedly connected with bracing piece (2) of shell (1), the top of bracing piece (2) all is provided with turns over folded plate (3), turn over folded plate (3) and keep away from one side laminating of bracing piece (2) and have baffle (4), baffle (4) set up in the inner wall of shell (1), the one side that baffle (4) were kept away from in turning over folded plate (3) is provided with trigger unit, the trigger unit cooperation be provided with the rigid coupling in motor (11) of shell (1) outer wall, motor (11) electricity is connected with controller (10), the output fixedly connected with lead screw (12) of motor (11), lead screw (12) extend to through sealed bearing the inside of shell (1), the outer wall cooperation of lead screw (12) is connected with lead screw slider (13), the top slip joint of lead screw slider (13) has slide rail (14), slide rail (14) rigid coupling in the inner wall of shell (1).

2. The flow valve of claim 1 wherein: the trigger unit comprises a vent pipe (5), a piston (6), a displacement sensor (7), a spring (8) and a limit plate (9);

the bottom of breather pipe (5) with shell (1) is linked together, the inner wall cooperation of breather pipe (5) is connected with piston (6), the top rigid coupling of piston (6) has spring (8), limiting plate (9) are installed at the top of spring (8), displacement sensor (7) are installed at the top of piston (6), displacement sensor (7) are connected with controller (10) electricity.

3. The flow valve of claim 2 wherein: the top of the limiting plate (9) is rotatably connected with a threaded rod (16), the outer wall of the threaded rod (16) is in threaded connection with a solenoid (15), and the outer wall of the solenoid (15) is fixedly connected with the inner wall of the vent pipe (5) through a support.

4. The flow valve of claim 3 wherein: a handle is arranged above the outer wall of the threaded rod (16).

5. The flow valve of claim 1 wherein: the outer wall of the supporting rod (2) is fixedly connected with a rubber sleeve (17), and the outer wall of the rubber sleeve (17) is inserted into the inner wall of the turnover plate (3).