CN110260012B

CN110260012B - Quantitative liquid outlet type valve

Info

Publication number: CN110260012B
Application number: CN201910460423.4A
Authority: CN
Inventors: 郭攀
Original assignee: Pujiang Xinlong Automation Equipment Co ltd
Current assignee: Pingyi Jingfa Technology Service Co.,Ltd.
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-10-30
Anticipated expiration: 2039-05-30
Also published as: CN110260012A

Abstract

The invention discloses a quantitative liquid outlet valve, which comprises a valve body, wherein a liquid inlet channel and a liquid outlet channel are arranged in the valve body, an extrusion spring is fixedly arranged on the valve body, a valve rod is movably sleeved in the extrusion spring, the valve rod is movably inserted in a sealing element, the valve rod is fixedly connected with a lower pressing block, one end of the valve rod, far away from the lower pressing block, is fixedly connected with a gasket, the gasket is in matched connection with a valve component, a poking rod is also fixedly arranged on a wheel shaft of a driven gear, the poking rod is movably connected with a matching block, the matching block is fixedly arranged on the valve rod, an impeller is also fixedly arranged on the wheel shaft of an impeller gear, and the impeller is movably arranged in a wheel rim. Meanwhile, the safety of the line is effectively protected in the oil transportation line.

Description

Quantitative liquid outlet type valve

Technical Field

The invention relates to the technical field of valves, in particular to a quantitative liquid outlet type valve.

Background

In the oil and gas transportation field, involve the timing control of the flammable fluidic of high risk, current control mode adopts electrical control more, has the potential safety hazard, and simultaneously, the running water use among the daily life often needs the manual work to close, can't adjust automatic water yield as required, because the user forgets easily and causes the extravagant condition of rivers.

In order to solve the above-mentioned problems, the prior art discloses a self-operated timing valve with application number "CN 201610796057.6", which comprises a conveying pipeline, a housing and a main valve mounted on the housing, wherein an impeller assembly is mounted in the housing, the impeller assembly comprises a water shielding box located at one side of the conveying pipeline and an impeller mounted in the water shielding box, fluid in the conveying pipeline drives the impeller to rotate, the gear assembly is driven by the impeller, the timing assembly comprises a driving rack slidably mounted in the housing, a timing rack and a timing gear rotatably mounted, the driving rack is driven by the gear assembly, the timing rack is driven by the timing gear, the timing gear is driven by an adjusting knob, the timing rack is provided with a push rod for pushing the driving rack to move, one end of the driving rack is matched with the push rod, the other end of the driving rack is provided with a return spring, and the device can realize automatic closing of the valve, meanwhile, the automatic closing time can be set, the waste of fluid is avoided, the mechanical timing control is realized, the structure is simple, and the service life is long.

Although the problem that the valve cannot be automatically closed is solved, the self-operated timing valve still has obvious defects in the use process: 1. the device can only adjust the conveying time and cannot set the total amount of the output liquid; 2. the device can not control the output flow rate of the liquid; 3. the conveying pipeline of the device is narrow, large-flow liquid cannot be conveyed, and the conveying effect is limited.

Disclosure of Invention

The present invention is directed to a valve with a fixed amount of liquid for solving the above problems.

In order to achieve the purpose, the invention provides the following technical scheme:

a liquid inlet channel and a liquid outlet channel are formed in the valve body, an extrusion spring is fixedly mounted on the valve body, one end, far away from the valve body, of the extrusion spring is fixedly connected with a lower pressing block, a valve rod is movably sleeved in the extrusion spring and movably inserted in a sealing element, the valve rod is fixedly connected with the lower pressing block, one end, far away from the lower pressing block, of the valve rod is fixedly connected with a gasket, the gasket is connected with a valve component in a matched mode, a knob seat is fixedly mounted on the valve body, a flow knob is movably mounted on the knob seat and fixedly connected with an adjusting rotating shaft, the adjusting rotating shaft is movably inserted in the sealing element, a driving gear is fixedly mounted on the adjusting rotating shaft and meshed with a driven gear, a poking rod is fixedly mounted on a wheel shaft of the driven gear and movably connected with a matching block, the matching block is fixedly arranged on the valve rod, a spring is fixedly arranged in the matching block, the spring is fixedly connected with the extrusion block, the extrusion block is movably matched with the stop rod, a matching gear is also fixedly arranged on a wheel shaft of the driven gear, the matching gear is connected with an impeller gear through a plurality of transition gears, an impeller is also fixedly arranged on the wheel shaft of the impeller gear, the impeller is movably arranged in the wheel rim, and a pore channel is formed in the tangential direction of the impeller;

the valve body is further fixedly provided with a flow speed knob, the flow speed knob is fixedly connected with an adjusting rod, the adjusting rod is movably installed in the sealing piece, one end, far away from the flow speed knob, of the adjusting rod is fixedly connected with the ball valve, a water pressure adjusting hole is formed in the ball valve, and the adjusting rod is movably inserted into the flow speed indicating disc.

Preferably, the flow knob is fixedly provided with a limiting stop lever, the limiting stop lever is movably matched with the limiting stop lever, and the knob seat is fixedly provided with a dial.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention can set the total conveying amount through the adjusting knob, when the total conveying amount reaches a set value, the valve can be automatically closed, the phenomenon of liquid waste caused by artificial reasons is effectively prevented, and the danger of flammable and explosive liquid under the circuit control is effectively avoided through full-mechanical control;

2. the invention controls the conveying time by controlling the total amount of the conveyed liquid and the conveying flow rate, can control the conveying time and the conveying amount, and effectively performs automatic control on the conveying valve.

The invention can set the total delivery amount and the delivery time through the adjusting knob, when the total delivery amount reaches a set value, the valve can be automatically closed, the phenomenon of liquid waste caused by artificial reasons is effectively prevented, and meanwhile, the safety of the line is effectively protected in the oil delivery line.

Drawings

FIG. 1 is a schematic cross-sectional view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the structure A of the present invention;

FIG. 3 is a schematic view of the connection structure of the poke rod of the present invention;

FIG. 4 is a schematic view of the impeller structure of the present invention;

FIG. 5 is a schematic view of the flow knob connection structure of the present invention.

In the figure: 1 valve body, 2 liquid inlet channels, 3 liquid outlet channels, 4 extrusion springs, 5 lower pressing blocks, 6 valve rods, 7 sealing elements, 8 gaskets, 9 valve parts, 10 knob seats, 11 flow knobs, 12 adjusting rotating shafts, 13 driving gears, 14 driven gears, 15 poking rods, 16 matching blocks, 17 springs, 18 extrusion blocks, 19 stop rods, 20 matching gears, 21 transition gears, 22 impeller gears, 23 impellers, 24 rims, 25 pore channels, 26 adjusting rods, 27 ball valves, 28 water pressure adjusting holes, 29 flow rate knobs, 30 limit stop rods, 31 limit rods, 32 flow dial plates and 33 flow rate indicating plates.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a quantitative liquid outlet valve comprises a valve body 1, the valve body 1 is used as a bearing mechanism of each part, a liquid inlet channel 2 and a liquid outlet channel 3 are arranged in the valve body 1, the interior of the valve body 1 is divided into the liquid inlet channel 2 and the liquid outlet channel 3 through a gasket 8 and a valve part 9, an extrusion spring 4 is fixedly arranged on the valve body 1, one end, far away from the valve body 1, of the extrusion spring 4 is fixedly connected with a lower pressing block 5, the lower pressing block 5 is upwards extruded by the extrusion spring 4 under the effect of no external force, a valve rod 6 is movably sleeved in the extrusion spring 4 and used for controlling the gasket 8 to move up and down, the valve rod 6 is movably inserted in a sealing element 7, the sealing element 7 is used for preventing liquid from leaking from the interior of the valve body 1 to the exterior, the valve rod 6 is fixedly connected with the lower pressing block 5, one end, far away from the lower pressing block 5, of, so that liquid can not flow into the liquid outlet channel 3 from the liquid inlet channel 2, a knob seat 10 is fixedly installed on the valve body 1, a flow knob 11 is movably installed on the knob seat 10, the flow knob 11 is used for setting the total amount of the flowing liquid, the flow knob 11 is fixedly connected with an adjusting rotating shaft 12, the flow knob 11 rotates to drive the adjusting rotating shaft 12 to rotate, the adjusting rotating shaft 12 is movably inserted into the sealing element 7, a driving gear 13 is fixedly installed on the adjusting rotating shaft 12, the adjusting rotating shaft 12 rotates to drive the driving gear 13 to rotate, the driving gear 13 is meshed with a driven gear 14, the driving gear 12 rotates to drive the driven gear 14 to rotate, a poking rod 15 is also fixedly installed on a wheel shaft of the driven gear 14, the driven gear 14 rotates to drive a poking rod 15 to rotate, the poking rod 15 is movably connected with a matching block 16, the poking rod 15 is enabled to be in contact with the matching block 16, the spring 17 is fixedly connected with the extrusion block 18, the poke rod 15 is contacted with the extrusion block 18 on the matching block 16, the extrusion block 18 is extruded towards the inner part of the matching block 16, thereby the extrusion block 18 is separated from the stop lever 19, the liquid level meter is characterized in that the liquid level meter moves upwards under the action of an extrusion spring 4, an extrusion block 18 is movably matched with a gear lever 19, a matching gear 20 is further fixedly mounted on a wheel shaft of a driven gear 14, the driven gear 14 rotates to drive the matching gear 20 to rotate, the matching gear 20 is connected with an impeller gear 22 through a plurality of transition gears 21, the matching gear 20 rotates to drive the transition gears 21 to rotate, the transition gears 21 rotate to drive the impeller gear 22 to rotate, an impeller 23 is further fixedly mounted on the wheel shaft of the impeller gear 22, the impeller gear 22 rotates to drive the impeller 23 to rotate, the impeller 23 is movably mounted in a wheel rim 24, a pore channel 25 is formed in the tangential direction of the impeller 23, and the total liquid level through the impeller 23 is.

The valve body 1 is also fixedly provided with a flow rate knob 29, the flow rate knob 29 is used for adjusting the flow rate of liquid passing through the ball valve 27, the flow rate knob 29 is fixedly connected with an adjusting rod 26, the flow rate knob 29 rotates to drive the adjusting rod 26 to rotate, the adjusting rod 26 is movably arranged in the sealing element 7, one end of the adjusting rod 26 far away from the flow rate knob 29 is fixedly connected with the ball valve 27, the adjusting rod 26 rotates to drive the ball valve 27 to rotate, a water pressure adjusting hole 28 is formed in the ball valve 27, the position of the water pressure adjusting hole 28 is changed by rotating the ball valve 27, so as to control the flow rate of the liquid passing through the ball valve 27, the adjusting rod 26 is movably inserted in a flow rate indicating disc 33, the flow rate indicating disc 33 is provided with flow rate indicating scales and corresponding control time under the condition of limiting flow rate, a user can adjust the total flow, the total flow through the valve body 1 is regulated.

Preferably, the flow knob 11 is fixedly provided with a limit stop lever 30, the flow knob 11 rotates to drive the limit stop lever 30 to rotate, the limit stop lever 30 is used for indicating the excessive liquid flow on the flow dial 32, the limit stop lever 30 is movably matched with the limit lever 31, the limit lever 31 is used for limiting the excessive rotation angle of the limit stop lever 30, and the knob seat 10 is fixedly provided with the flow dial 32.

The working principle is as follows: the user rotates the flow knob 11, the flow knob 11 rotates to drive the limit stop lever 30 to rotate, the limit stop lever 30 is used for indicating the liquid flow amount on the flow dial 32, thereby setting the total flowing amount of the liquid, then the flow rate knob 29 is rotated, the flow rate knob 29 rotates to drive the adjusting lever 26 to rotate, the adjusting lever 26 rotates to drive the ball valve 27 to rotate, the ball valve 27 rotates to change the position of the water pressure adjusting hole 28, thereby controlling the liquid flow rate passing through the ball valve 27, the flow rate indicating dial 33 is provided with flow rate indicating scales and corresponding control time under the condition of limiting the flow rate, the user can adjust the total flow rate of the liquid on the flow knob 11 in advance, the control time can be corresponded by adjusting the flow rate, meanwhile, the user can control the flow rate, adjust the total flow rate passing through the valve body 1, when the flow rate and the total flow rate are set, the lower pressing block 5 is pressed, the valve rod 6 moves to drive the matching block 16 to move, so that the extrusion block 18 in the matching block 16 is matched with the blocking rod 19, the valve rod 6 is clamped in the blocking rod 19, the valve rod 6 is pressed down to enable the gasket 8 to be separated from the valve component 9, liquid flows into the liquid outlet channel 3 from the liquid inlet channel 2, the liquid in the liquid outlet channel 3 flows out through the pore channel 25 in the wheel rim 24, the liquid flow drives the impeller 23 to rotate, the impeller 23 rotates to drive the impeller gear 22 to rotate, the impeller gear 22 rotates to drive the transition gear 21 to rotate, the transition gear 21 rotates to drive the matching gear 20 to rotate, the matching gear 20 rotates to drive the poking rod 15 to rotate, when the total outflow amount of the liquid reaches a set value, the poking rod 15 rotates to be in contact with the extrusion block 18, so that the extrusion block 18 is separated from the blocking rod 19, the valve rod 6 moves upwards under the action of the extrusion spring 4, so that the, the transition gears 21 are used for adjusting the rotating speed, so that the impeller 23 rotates for a plurality of circles, and the poke rod 15 can only rotate for a very small angle, so that the valve can be adjusted for large flow.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. The utility model provides a ration goes out liquid type valve, includes valve body (1), its characterized in that: set up feed liquor way (2) and play liquid way (3) in valve body (1), fixed mounting has extrusion spring (4) on valve body (1), valve body (1) one end and briquetting (5) fixed connection down are kept away from in extrusion spring (4), the movable sleeve is equipped with valve rod (6) in extrusion spring (4), valve rod (6) activity is inserted and is established in sealing member (7), valve rod (6) and briquetting (5) fixed connection down, briquetting (5) one end and packing ring (8) fixed connection down are kept away from in valve rod (6), packing ring (8) are connected with valve member (9) cooperation, fixed mounting has knob seat (10) on valve body (1), movable mounting has flow knob (11) on knob seat (10), flow knob (11) and regulation pivot (12) fixed connection, regulation pivot (12) activity is inserted and is established in sealing member (7), the adjusting mechanism is characterized in that a driving gear (13) is fixedly mounted on the adjusting rotating shaft (12), the driving gear (13) is meshed with a driven gear (14), a poking rod (15) is further fixedly mounted on a wheel shaft of the driven gear (14), the poking rod (15) is movably connected with a matching block (16), the matching block (16) is fixedly mounted on a valve rod (6), a spring (17) is fixedly mounted in the matching block (16), the spring (17) is fixedly connected with an extrusion block (18), the extrusion block (18) is movably matched with a stop rod (19), a matching gear (20) is further fixedly mounted on the wheel shaft of the driven gear (14), the matching gear (20) is connected with an impeller gear (22) through a plurality of transition gears (21), an impeller (23) is further fixedly mounted on the wheel shaft of the impeller gear (22), and the impeller (23) is movably mounted in a wheel rim (24), a pore channel (25) is formed in the tangential direction of the impeller (23);

still fixed mounting has velocity of flow knob (29) on valve body (1), velocity of flow knob (29) and regulation pole (26) fixed connection, adjust pole (26) movable mounting in sealing member (7), the one end and ball valve (27) fixed connection of velocity of flow knob (29) are kept away from in regulation pole (26), water pressure regulation hole (28) have been seted up on ball valve (27), it establishes in velocity of flow indicator panel (33) to adjust pole (26) activity insertion.

2. A metered dose dispensing valve as claimed in claim 1, wherein: fixed mounting has spacing pin (30) on flow knob (11), spacing pin (30) and gag lever post (31) clearance fit, fixed mounting has flow calibrated scale (32) on knob seat (10).