CN217251257U

CN217251257U - Novel valve

Info

Publication number: CN217251257U
Application number: CN202220571298.1U
Authority: CN
Inventors: 王荣庆; 吴启模
Original assignee: Shanghai Honglang Automation Instrument Co ltd
Current assignee: Shanghai Honglang Automation Instrument Co ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-08-23
Anticipated expiration: 2032-03-16

Abstract

The utility model relates to the technical field of valves, and a novel valve is disclosed, including valve body, valve barrel, valve rod, case, clearance mechanism, guiding mechanism, first sealing mechanism and second sealing mechanism, valve barrel fixed mounting is in the upper end of valve body, valve rod movable mounting is in the inside of valve barrel, case fixed mounting is at the lower extreme of valve rod, case and valve body swing joint, clearance mechanism is located the inside of valve body, guiding mechanism is located the outside of clearance mechanism, first sealing mechanism is located the inside of valve barrel, second sealing mechanism is located first sealing mechanism's below. This novel valve, through setting up clearance mechanism, two doctor-bars all support tightly with the valve body at the inside angle that has the slope of valve body, and two doctor-bars, consequently under the power of rivers, can promote two doctor-bars and walk, and the doctor-bar opposite with rivers direction then can support tightly with the valve body more, produces the effort opposite with rivers, consequently can strike off the adnexed dirt of valve body.

Description

Novel valve

Technical Field

The utility model relates to the technical field of valves, specifically a novel valve.

Background

The valve is a control tool for controlling fluid delivery, can be used for controlling the flow of various gases, oil products, liquid metal and other fluids, and has various types and specifications in daily production and life.

The inside function that mostly does not possess automatic dirt of getting rid of current valve, therefore the valve is when carrying some fluids that have viscidity, and the inside residue that adheres to of valve body, untimely cleanness can cause the valve to block up, influences the circulation performance of valve, and traditional valve's sealed mostly only relies on the gland packing to seal up with sealed the pad, and sealing performance is not strong, easy infiltration.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a novel valve to propose the function that the inside automation that does not possess of current valve does not mostly possess the dirt in solving above-mentioned background art, consequently the valve is when carrying some sticky fluids, the inside residue that adheres to easily of valve body, untimely cleanness can cause the valve to block up, influence the flow property of valve, and the sealed most only dependence gland packing of traditional valve seals with sealed the pad, sealing performance is not strong, the problem of easy infiltration.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: a novel valve comprises a valve body, a valve sleeve, a valve rod, a valve core, a cleaning mechanism, a guide mechanism, a first sealing mechanism and a second sealing mechanism, wherein the valve sleeve is fixedly arranged at the upper end of the valve body;

the cleaning mechanism comprises a circular ring, two connecting blocks, a first movable shaft, two first scraping pieces, a second movable shaft and two second scraping pieces, the circular ring is movably arranged in the valve body, the connecting blocks are fixedly arranged at the outer ends of the circular ring, the connecting blocks are arranged at equal intervals, the first movable shaft is movably arranged at the front end of the connecting blocks, the first scraping pieces are fixedly arranged at the outer ends of the first movable shaft, the second movable shaft is movably arranged at the rear end of the connecting blocks, the second scraping pieces are fixedly arranged at the outer ends of the second movable shaft, the first scraping pieces and the second scraping pieces have certain inclination angles, the inclination angles of the first scraping pieces and the second scraping pieces are opposite, the two scraping pieces have inclination angles in the valve body by arranging the cleaning mechanism, and the two scraping pieces are tightly abutted against the valve body, so under the dynamic potential energy of water flow, the two scraping pieces can be pushed to walk to scrape off the dirt attached to the valve body.

Preferably, guiding mechanism includes connecting plate, guide bar and coupling spring, connecting plate fixed mounting is at the inside upper and lower both ends of valve body, the connecting plate is the symmetric distribution, guide bar fixed mounting is between the connecting plate, the guide bar run through the ring and with ring swing joint, through setting up the guide bar, can lead to clearance mechanism, make its direction of motion remain the level throughout.

Preferably, connecting spring fixed mounting is in the top of guide bar, connecting spring's the other end and connecting block fixed connection, through setting up connecting spring, when the valve was closed, clearance mechanism can be under connecting spring's drive, automatic re-setting to initial position.

Preferably, first sealing mechanism includes gag lever post, spliced pole, sliding block, thread groove and first sealing rubber pad, gag lever post fixed mounting is in the inside left and right sides of valve barrel, spliced pole movable mounting is in the outer end of gag lever post, and through setting up first sealing mechanism, the gag lever post can lead and spacing spliced pole and sliding block.

Preferably, the sliding block fixed mounting is in the outer end of spliced pole, the thread groove is fixed to be set up in the outer end of valve rod, and through setting up sliding block and thread groove, when rotating valve rod and case and opening the valve, the rotation of valve rod can drive the thread groove and rotate to can drive sliding block and first sealing rubber pad downstream, otherwise, when rotating valve rod and case and closing the valve, the rotation of valve rod can drive sliding block and first sealing rubber pad upstream.

Preferably, the sliding block and thread groove threaded connection, first sealing rubber pad fixed mounting is at the lower extreme of sliding block, through setting up first sealing rubber pad, can improve the leakproofness between valve body and the valve barrel.

Preferably, the second sealing mechanism includes second sealing rubber pad and sealing filler, second sealing rubber pad fixed mounting is in the junction of valve body and valve barrel, sealing filler fixed packing is in the inside of valve barrel, and through setting up second sealing mechanism, second sealing rubber pad meets water and can expand, consequently can seal the valve, and sealing filler then can carry out further sealing to the valve.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the novel valve, the cleaning mechanism is arranged, the two scraping pieces have inclined angles in the valve body, and are tightly abutted against the valve body, so that the two scraping pieces can be pushed to walk under the power potential energy of water flow, the scraping pieces in the direction opposite to the water flow can be tightly abutted against the valve body, an acting force opposite to the water flow is generated, and dirt attached to the valve body can be scraped;

2. according to the novel valve, the guide rod is arranged, the cleaning mechanism can be guided, the movement direction of the cleaning mechanism is kept horizontal all the time, namely the cleaning mechanism cannot deviate under the washing of water flow and can move along the horizontal direction of the guide rod all the time, and the cleaning mechanism can automatically reset to an initial position under the driving of the connecting spring when the valve is closed through the arrangement of the connecting spring, so that the next cleaning work can be conveniently carried out;

3. this novel valve, through setting up sliding block and thread groove, when the valve was opened to rotation valve rod and case, the rotation of valve rod can drive the thread groove and rotate to can drive sliding block and first sealing rubber pad downstream, thereby make first sealing rubber pad downstream support tightly with sealing filler, prevent that the rivers from spilling over, improve the sealing performance of valve.

Drawings

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

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

FIG. 3 is a schematic view of the left-side cross-sectional structure of the cleaning mechanism of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 5 is a schematic sectional structure view of the first sealing mechanism of the present invention.

In the figure: 1. a valve body; 2. a valve housing; 3. a valve stem; 4. a valve core; 5. a cleaning mechanism; 501. a circular ring; 502. connecting blocks; 503. a first movable shaft; 504. a first wiper blade; 505. a second movable shaft; 506. a second wiper blade; 6. a guide mechanism; 601. a connecting plate; 602. a guide bar; 603. a connecting spring; 7. a first sealing mechanism; 701. a limiting rod; 702. connecting columns; 703. a slider; 704. a thread groove; 705. a first sealing rubber pad; 8. a second sealing mechanism; 801. a second sealing rubber pad; 802. and (5) sealing and filling.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-5, the present invention provides a technical solution: a novel valve comprises a valve body 1, a valve sleeve 2, a valve rod 3, a valve core 4, a cleaning mechanism 5, a guide mechanism 6, a first sealing mechanism 7 and a second sealing mechanism 8, wherein the valve sleeve 2 is fixedly arranged at the upper end of the valve body 1, the valve rod 3 is movably arranged in the valve sleeve 2, the valve core 4 is fixedly arranged at the lower end of the valve rod 3, the valve core 4 is movably connected with the valve body 1, the cleaning mechanism 5 is positioned in the valve body 1, the guide mechanism 6 is positioned outside the cleaning mechanism 5, the first sealing mechanism 7 is positioned in the valve sleeve 2, and the second sealing mechanism 8 is positioned below the first sealing mechanism 7;

the cleaning mechanism 5 comprises a circular ring 501, two connecting blocks 502, a first movable shaft 503, two first scraping blades 504, a second movable shaft 505 and two second scraping blades 506, the circular ring 501 is movably arranged inside the valve body 1, the connecting blocks 502 are fixedly arranged at the outer end of the circular ring 501, the connecting blocks 502 are arranged at equal intervals, the first movable shaft 503 is movably arranged at the front end of the connecting blocks 502, the first scraping blades 504 are fixedly arranged at the outer end of the first movable shaft 503, the second movable shaft 505 is movably arranged at the rear end of the connecting blocks 502, the second scraping blades 506 are fixedly arranged at the outer end of the second movable shaft 505, the first scraping blades 504 and the second scraping blades 506 have certain inclination angles, the inclination angles of the first scraping blades 504 and the second scraping blades 506 are opposite, by arranging the cleaning mechanism 5, the two scraping blades have the inclination angles inside the valve body 1, and both the two scraping blades are tightly abutted against the valve body 1, so that under the kinetic potential energy of water flow, the two scraping pieces can be pushed to walk, the scraping pieces opposite to the water flow direction can be more tightly propped against the valve body 1 to generate acting force opposite to the water flow, and therefore dirt attached to the valve body 1 can be scraped;

the guide mechanism 6 comprises connecting plates 601, guide rods 602 and connecting springs 603, the connecting plates 601 are fixedly arranged at the upper end and the lower end inside the valve body 1, the connecting plates 601 are symmetrically distributed, the guide rods 602 are fixedly arranged between the connecting plates 601, the guide rods 602 penetrate through the circular ring 501 and are movably connected with the circular ring 501, and the guide rods 602 are arranged to guide the cleaning mechanism 5, so that the movement direction of the cleaning mechanism is always kept horizontal, namely the cleaning mechanism cannot deviate under the scouring of water flow and always moves along the horizontal direction of the guide rods 602; the connecting spring 603 is fixedly arranged above the guide rod 602, the other end of the connecting spring 603 is fixedly connected with the connecting block 502, an initial point can be provided for the cleaning mechanism 5 by arranging the connecting spring 603, and when the valve is closed, the cleaning mechanism 5 can be automatically reset to the initial position under the driving of the connecting spring 603, so that the next cleaning work can be conveniently carried out;

the first sealing mechanism 7 comprises a limiting rod 701, a connecting column 702, a sliding block 703, a thread groove 704 and a first sealing rubber pad 705, the limiting rod 701 is fixedly arranged on the left side and the right side inside the valve sleeve 2, the connecting column 702 is movably arranged at the outer end of the limiting rod 701, and the limiting rod 701 can guide and limit the connecting column 702 and the sliding block 703 by arranging the first sealing mechanism 7; the sliding block 703 is fixedly arranged at the outer end of the connecting column 702, the thread groove 704 is fixedly arranged at the outer end of the valve rod 3, and by arranging the sliding block 703 and the thread groove 704, when the valve rod 3 and the valve core 4 are rotated to open the valve, the rotation of the valve rod 3 can drive the thread groove 704 to rotate, so that the sliding block 703 and the first sealing rubber gasket 705 can be driven to move downwards, otherwise, when the valve rod 3 and the valve core 4 are rotated to close the valve, the rotation of the valve rod 3 can drive the sliding block 703 and the first sealing rubber gasket 705 to move upwards; the sliding block 703 is in threaded connection with the threaded groove 704, the first sealing rubber gasket 705 is fixedly arranged at the lower end of the sliding block 703, and the first sealing rubber gasket 705 is arranged, so that the sealing property between the valve body 1 and the valve sleeve 2 can be improved, and water flow is prevented from overflowing; second sealing mechanism 8 includes second sealing rubber pad 801 and seal filler 802, and second sealing rubber pad 801 fixed mounting is in the junction of valve body 1 and valve barrel 2, and seal filler 802 is fixed to be filled in the inside of valve barrel 2, and through setting up second sealing mechanism 8, second sealing rubber pad 801 adopts the rubber that can expand with water to make, consequently can seal the valve, and seal filler 802 then can carry out further sealing to the valve.

The working principle is as follows: first, when the valve is opened by rotating the valve rod 3 and the valve core 4, the rotation of the valve rod 3 drives the thread groove 704 to rotate, thereby driving the sliding block 703 and the first sealing rubber pad 705 to move downwards, so that the first sealing rubber pad 705 is tightly contacted with the sealing filler 802, preventing water flow from seeping out, improving sealing performance, and when the water flow flows, the water flow can push the two wiper blades to move, the scraping blade opposite to the water flow direction can be more tightly propped against the valve body 1 to generate acting force opposite to the water flow, therefore, the dirt attached to the valve body 1 can be scraped, the cleaning mechanism 5 always moves along the horizontal direction of the guide rod 602, the moving direction is always kept horizontal, the deviation can not occur under the washing of water flow, when the valve is closed, the cleaning mechanism 5 is driven by the connecting spring 603 to automatically reset to the initial position, so that the next cleaning operation is facilitated.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a novel valve, includes valve body (1), valve barrel (2), valve rod (3), case (4), clearance mechanism (5), guiding mechanism (6), first sealing mechanism (7) and second sealing mechanism (8), its characterized in that: the valve sleeve (2) is fixedly arranged at the upper end of the valve body (1), the valve rod (3) is movably arranged in the valve sleeve (2), the valve core (4) is fixedly arranged at the lower end of the valve rod (3), the valve core (4) is movably connected with the valve body (1), the cleaning mechanism (5) is positioned in the valve body (1), the guide mechanism (6) is positioned outside the cleaning mechanism (5), the first sealing mechanism (7) is positioned in the valve sleeve (2), and the second sealing mechanism (8) is positioned below the first sealing mechanism (7);

the cleaning mechanism (5) comprises a circular ring (501), a connecting block (502), a first movable shaft (503), a first scraper (504), a second movable shaft (505) and a second scraper (506), wherein the circular ring (501) is movably arranged in the valve body (1), the number of the circular ring (501) is two, the connecting block (502) is fixedly arranged at the outer end of the circular ring (501), the connecting block (502) is arranged at equal intervals, the first movable shaft (503) is movably arranged at the front end of the connecting block (502), the first scraper (504) is fixedly arranged at the outer end of the first movable shaft (503), the second movable shaft (505) is movably arranged at the rear end of the connecting block (502), the second scraper (506) is fixedly arranged at the outer end of the second movable shaft (505), and the first scraper (504) and the second scraper (506) have a certain inclination angle, the first blade (504) is inclined at an angle opposite to that of the second blade (506).

2. The novel valve of claim 1, wherein: guiding mechanism (6) are including connecting plate (601), guide bar (602) and coupling spring (603), connecting plate (601) fixed mounting is at the inside upper and lower both ends of valve body (1), connecting plate (601) are the symmetric distribution, guide bar (602) fixed mounting is between connecting plate (601), guide bar (602) run through ring (501) and with ring (501) swing joint.

3. A novel valve as claimed in claim 2, wherein: the connecting spring (603) is fixedly arranged above the guide rod (602), and the other end of the connecting spring (603) is fixedly connected with the connecting block (502).

4. A novel valve according to claim 3, wherein: first sealing mechanism (7) include gag lever post (701), spliced pole (702), sliding block (703), thread groove (704) and first sealing rubber pad (705), gag lever post (701) fixed mounting is in the inside left and right sides of valve barrel (2), spliced pole (702) movable mounting is in the outer end of gag lever post (701).

5. The novel valve of claim 4, wherein: the sliding block (703) is fixedly arranged at the outer end of the connecting column (702), and the thread groove (704) is fixedly arranged at the outer end of the valve rod (3).

6. The novel valve of claim 5, wherein: the sliding block (703) is in threaded connection with the threaded groove (704), and the first sealing rubber pad (705) is fixedly arranged at the lower end of the sliding block (703).

7. The novel valve of claim 6, wherein: the second sealing mechanism (8) comprises a second sealing rubber pad (801) and a sealing filler (802), the second sealing rubber pad (801) is fixedly installed at the joint of the valve body (1) and the valve sleeve (2), and the sealing filler (802) is fixedly filled in the valve sleeve (2).