CN220354565U - One-way valve for quantitative steady flow - Google Patents

One-way valve for quantitative steady flow Download PDF

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Publication number
CN220354565U
CN220354565U CN202322109638.6U CN202322109638U CN220354565U CN 220354565 U CN220354565 U CN 220354565U CN 202322109638 U CN202322109638 U CN 202322109638U CN 220354565 U CN220354565 U CN 220354565U
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CN
China
Prior art keywords
valve
liquid
cone
liquid outlet
flange
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Active
Application number
CN202322109638.6U
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Chinese (zh)
Inventor
辛怀达
于英东
李瑞基
王世荣
魏志萍
曲丽萍
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Jinchuan Group Nickel Cobalt Co ltd
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Jinchuan Group Co Ltd
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Priority to CN202322109638.6U priority Critical patent/CN220354565U/en
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Publication of CN220354565U publication Critical patent/CN220354565U/en
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Abstract

The utility model discloses a quantitative steady flow one-way valve, which belongs to the technical field of one-way valves and solves the problem that the one-way valve cannot quantitatively circulate liquid. The utility model has convenient disassembly and assembly, can be overhauled quickly, can effectively reduce the abrasion degree, prolongs the service life and the period, and ensures that the flow of the liquid which flows in and is discharged is more stable.

Description

One-way valve for quantitative steady flow
Technical Field
The utility model belongs to the technical field of one-way valves, and particularly relates to a quantitative steady-flow one-way valve.
Background
The hydrometallurgy pressure leaching equipment is an autoclave, and the liquid inlet equipment of the autoclave is usually a pressure diaphragm metering pump, and a one-way valve matched with an inlet and an outlet of the diaphragm metering pump is used. The check valve is composed of a valve seat and a valve ball arranged in the valve seat, under normal conditions, the valve ball lift is uncontrollable, so that the effect of quantitatively circulating liquid cannot be effectively achieved, the aim of quantitatively circulating liquid can be achieved by matching with other quantitative equipment, and the problems of unstable flow, inconvenient use, unfinished device and the like are caused, so that the working efficiency is seriously affected. Meanwhile, the valve ball and the valve seat adopt a metal surface hard contact mode, or the wear is serious, the service cycle is short, the failure rate is high and the like.
Disclosure of Invention
The utility model aims to provide a quantitative steady flow one-way valve so as to solve the problem that the traditional one-way valve cannot quantitatively circulate liquid.
The technical scheme of the utility model is as follows: the utility model provides a check valve of ration stationary flow, includes valve gap and disk seat that cooperatees the card and connects, is equipped with the toper constant head tank in the disk seat, and the activity is equipped with cross water conservancy diversion frame in the toper constant head tank, and cross water conservancy diversion frame top even has the cone, cone and toper constant head tank looks adaptation, and the cone top even has the gag lever post, and the cover is equipped with the spring on the gag lever post, and the valve gap inside wall is equipped with the stop collar, and the gag lever post slides and establishes in the stop collar.
Further, a gland is arranged on the cone, and a flexible buffer cushion is arranged between the gland and the cone.
Further, a liquid inlet flange is connected to the valve seat, a liquid inlet is formed in the liquid inlet flange, a valve seat clamping groove is formed in the liquid inlet flange, the valve seat clamping groove is matched with the valve seat in a clamping manner, a liquid outlet flange is connected to the valve cover, a liquid outlet is formed in the liquid outlet flange, a valve cover clamping groove is formed in the liquid outlet flange, and the valve cover clamping groove is matched with the valve cover in a clamping manner.
Further, a fastening rod positioning groove is formed in the liquid inlet flange, a fastening rod is arranged in the fastening rod positioning groove and penetrates through the liquid outlet flange, and a fastening nut is arranged at the joint of the fastening rod and the liquid outlet flange.
Further, an O-shaped sealing ring is arranged between the liquid inlet flange and the valve seat, and an O-shaped sealing ring is arranged between the liquid outlet flange and the valve cover.
The beneficial effects of the utility model are as follows: the utility model can achieve the purpose of quantitatively making the liquid flow into and out of the one-way valve. Liquid enters the valve seat from the cross-shaped guide frame, under the action of pressure, the liquid pushes the cone to slide out upwards from the conical positioning groove, under the action of the spring, the cone drives the limiting rod to be clamped into the limiting sleeve, in the process, the liquid circulates from a gap between the cone and the inner wall of the valve cover, when the limiting rod is completely jacked into the limiting sleeve, the cone is completely contacted with the inner wall of the valve cover, the liquid does not circulate any more, after the liquid at the upper layer part of the cone is pumped from the liquid outlet, the spring rebounds and resets, and the cone is downwards embedded into the conical positioning groove to restore to the original state.
The utility model has convenient disassembly and assembly, can be overhauled quickly, meanwhile, the flexible buffer cushion is arranged between the cone and the conical positioning groove, the abrasion degree can be effectively reduced, the service life and the period are prolonged, the length of the limiting rod and the whole size of the one-way valve are arranged, the limiting rod can be lifted to a certain degree by matching with the spring and other parts, so as to achieve the functions of quantitative liquid feeding and liquid discharging, the flow of the liquid which flows in and out is more stable, the clamping grooves are arranged on the liquid inlet flange and the liquid outlet flange, the whole one-way valve is clamped in and is more attached, and the two flanges are connected through the fastening rod, so that the connection is firmer.
Drawings
FIG. 1 is a schematic view of the overall operation state structure of the present utility model;
fig. 2 is a schematic diagram illustrating the structural disassembly of the present utility model.
In the figure: 1-a liquid inlet; 2-a liquid inlet flange; 3-a fastening rod positioning groove; 4-fastening a rod; 5-a valve seat clamping groove; 6-O-shaped sealing rings; 7-a cross-shaped diversion frame; 8-cone; 9-a conical positioning groove; 10-flexible cushioning; 11-a spring; 12-a limit rod; 13-a limit sleeve; 14-a valve cover clamping groove; 15-a liquid outlet; 16-tightening the nut; 17-capping; 18-valve seat; 19-a valve cover; 20-a liquid outlet flange.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 1-2, a one-way valve for quantitative steady flow comprises a valve cover 19 and a valve seat 18 which are connected by a matched clamp, wherein a conical positioning groove 9 is arranged in the valve seat 18, a cross-shaped guide frame 7 is movably arranged in the conical positioning groove 9, the top of the cross-shaped guide frame 7 is connected with a cone 8, the cone 8 is matched with the conical positioning groove 9, the top of the cone 8 is connected with a limiting rod 12, a spring 11 is sleeved on the limiting rod 12, a limiting sleeve 13 is arranged on the inner side wall of the valve cover 19, and the limiting rod 12 is slidably arranged in the limiting sleeve 13.
The cone 8 is provided with a gland 17, and a flexible buffer cushion 10 is arranged between the gland 17 and the cone 8.
The valve seat 18 is connected with the liquid inlet flange 2, the liquid inlet flange 2 is provided with the liquid inlet 1, the liquid inlet flange 2 is provided with the valve seat clamping groove 5, the valve seat clamping groove 5 is matched and clamped with the valve seat 18, the valve cover 19 is connected with the liquid outlet flange 20, the liquid outlet flange 20 is provided with the liquid outlet 15, the liquid outlet flange 20 is provided with the valve cover clamping groove 14, and the valve cover clamping groove 14 is matched and clamped with the valve cover 19.
The liquid inlet flange 2 is provided with a fastening rod positioning groove 3, a fastening rod 4 is arranged in the fastening rod positioning groove 3, the fastening rod 4 penetrates through the liquid outlet flange 20, and a fastening nut 16 is arranged at the joint of the fastening rod 4 and the liquid outlet flange 20.
An O-shaped sealing ring 6 is arranged between the liquid inlet flange 2 and the valve seat 18, and an O-shaped sealing ring 6 is arranged between the liquid outlet flange 20 and the valve cover 19.
The cross-shaped flow guiding frame 7 has a cross-shaped cross section and can enable liquid to circulate.
The liquid inlet pipe communicated with the liquid inlet 1 is made of 316L stainless steel, the diameter DN50mm of the pipe is reliable in sealing, and the diameter of the liquid in the inlet ore pulp is larger than 0.1mm, so that a filter is required to be arranged at the front end of the inlet one-way valve, and an electromagnetic flow is arranged in the inlet pipeGauge, pressure sensor and three-way pipe, inlet valve pressure is 0.3MPa, flow is 6.5-7.5m 3 The three-way pipeline is used for flushing a valve and a pipeline, the utility model can be installed at the outlet of a cylinder cover of a pressure pump for injecting water into the pressure kettle for cooling when the kettle is stopped for maintenance, the pipeline at the rear end of the valve is provided with a pulsation damper, the pressure sensor can eliminate the vibration of the pipeline and ensure the stable flow, and the pressure of the outlet pipeline is 7-9kgf/cm 2
When the diaphragm metering pump is used, the valve seat 18 is attached to the valve seat clamping groove 5 of the liquid inlet flange 2, the valve cover 19 is attached to the valve cover clamping groove 14 of the liquid outlet flange 20, the fastening rod 4 is fixedly connected with the fastening nut 16, the whole diaphragm metering pump is arranged between the liquid inlet pipe and the liquid outlet pipe of the inlet end and the outlet end of the diaphragm metering pump, when the volume cavity of the diaphragm metering pump is increased, the pressure in the pump cavity is reduced, when the pressure of the pump cavity is lower than the pressure of the inlet end, solution flows into the cross-shaped guide frame 7 in the valve seat 18 from the liquid inlet 1 of the liquid inlet flange 2 and flows into the valve seat 18 from the cross-shaped guide frame 7, the cross-shaped guide frame 7 drives the cone 8 to slide upwards from the conical positioning groove 9 due to pumping pressure, the cone 8 drives the limiting rod 12 to extend into the limiting sleeve 13 under the compression action of the spring 11, and when the liquid moves from the gap between the cone 8 and the conical positioning groove 9 to be completely contacted with the inner side wall of the valve cover 19, and the liquid does not flow upwards through the upper layer 8 to the liquid outlet cavity 20 of the diaphragm metering pump because of the sealing cushion pad 10 is closed;
when hydraulic oil pushes and extrudes the diaphragm in the pump cavity of the diaphragm metering pump, the pressure in the pump cavity is increased, leached liquid is extruded back to the one-way valve, the pressure in the pump cavity is larger than the pressure of the leachate delivery pump, the spring 11 rebounds, leached liquid pushes the cone 8 back into the conical positioning groove 9 in the valve seat 18, at the moment, under the action of the flexible buffer cushion 10, the cone 8 is sealed with the conical positioning groove 9, and liquid can not flow in and out of the one-way valve any more, so that the purposes of quantitative liquid feeding and liquid discharging are achieved in a reciprocating mode.

Claims (5)

1. The utility model provides a check valve of ration stationary flow, includes valve gap and disk seat that cooperatees card and connect, its characterized in that: be equipped with toper constant head tank (9) in disk seat (18), toper constant head tank (9) internalization is equipped with cross water conservancy diversion frame (7), and cross water conservancy diversion frame (7) top even has cone (8), and cone (8) and toper constant head tank (9) looks adaptation, and cone (8) top even has gag lever post (12), and the cover is equipped with spring (11) on gag lever post (12), and valve gap (19) inside wall is equipped with stop collar (13), and gag lever post (12) slip is established in stop collar (13).
2. A one-way valve for metering and stabilizing flow as claimed in claim 1, wherein: the cone (8) is provided with a gland (17), and a flexible buffer pad (10) is arranged between the gland (17) and the cone (8).
3. A one-way valve for quantitative flow stabilization according to claim 1 or 2, characterized in that: the valve seat is characterized in that a liquid inlet flange (2) is connected to the valve seat (18), a liquid inlet (1) is formed in the liquid inlet flange (2), a valve seat clamping groove (5) is formed in the liquid inlet flange (2), the valve seat clamping groove (5) is matched and clamped with the valve seat (18), a liquid outlet flange (20) is connected to the valve cover (19), a liquid outlet (15) is formed in the liquid outlet flange (20), a valve cover clamping groove (14) is formed in the liquid outlet flange (20), and the valve cover clamping groove (14) is matched and clamped with the valve cover (19).
4. A one-way valve for metering and stabilizing flow as claimed in claim 3, wherein: the liquid inlet flange (2) is provided with a fastening rod positioning groove (3), a fastening rod (4) is arranged in the fastening rod positioning groove (3), the fastening rod (4) penetrates through the liquid outlet flange (20), and a fastening nut (16) is arranged at the joint of the fastening rod (4) and the liquid outlet flange (20).
5. The one-way valve of claim 4, wherein: an O-shaped sealing ring (6) is arranged between the liquid inlet flange (2) and the valve seat (18), and an O-shaped sealing ring (6) is arranged between the liquid outlet flange (20) and the valve cover (19).
CN202322109638.6U 2023-08-07 2023-08-07 One-way valve for quantitative steady flow Active CN220354565U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322109638.6U CN220354565U (en) 2023-08-07 2023-08-07 One-way valve for quantitative steady flow

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322109638.6U CN220354565U (en) 2023-08-07 2023-08-07 One-way valve for quantitative steady flow

Publications (1)

Publication Number Publication Date
CN220354565U true CN220354565U (en) 2024-01-16

Family

ID=89502967

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322109638.6U Active CN220354565U (en) 2023-08-07 2023-08-07 One-way valve for quantitative steady flow

Country Status (1)

Country Link
CN (1) CN220354565U (en)

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20240411

Address after: 737104 No. 2 Lanzhou Road, Beijing Road Street, Jinchuan District, Jinchang City, Gansu Province

Patentee after: Jinchuan Group Nickel Cobalt Co.,Ltd.

Country or region after: China

Address before: 737103 No. 98, Jinchuan Road, Jinchang, Gansu

Patentee before: JINCHUAN GROUP Co.,Ltd.

Country or region before: China

TR01 Transfer of patent right