CN112197012B

CN112197012B - Ceramic control valve with dual flow control function

Info

Publication number: CN112197012B
Application number: CN202010976059.XA
Authority: CN
Inventors: 殷满强
Original assignee: SHANGHAI GEAR PLASTIC CO Ltd
Current assignee: SHANGHAI GEAR PLASTIC CO Ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2022-12-13
Anticipated expiration: 2040-09-16
Also published as: CN112197012A

Abstract

The invention relates to the technical field of control valves and discloses a ceramic control valve with dual flow control functions, which comprises a valve body, a valve cover, a valve seat and a valve core, wherein a water inlet pipe is arranged on the left side wall of the valve body and is communicated with the side wall of the valve body, the valve seat is positioned on the lower side in the valve body, the circumferential wall of the valve seat is fixedly connected with the inner side wall of the valve body, a water outlet hole is formed in the center of the upper surface of the valve seat, the valve core is positioned in the water outlet hole, a fixing plate is fixedly arranged at the top of the valve core, an internal thread sleeve is vertically arranged above the fixing plate, the bottom of the internal thread sleeve is fixedly connected with the center of the upper surface of the fixing plate, a screw is arranged in the internal thread sleeve, a supporting plate is horizontally arranged on the upper side in the valve body, and the circumferential wall of the supporting plate is fixedly connected with the inner side wall of the valve body. This ceramic control valve with dual flow control function only needs staff to operate a handle and can accomplish the accurate control to liquid flow, has improved the practicality.

Description

Ceramic control valve with dual flow control function

Technical Field

The invention relates to the technical field of control valves, in particular to a ceramic control valve with dual flow control functions.

Background

The industrial valve is an important accessory for controlling medium flow on an industrial pipeline, can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, and has various valve bodies, such as a straight-through single seat, a straight-through double seat, an angle shape, a diaphragm, a small flow, a tee joint, an eccentric rotation, a butterfly shape, a sleeve shape, a spherical shape and the like.

Wherein well patent number is CN210830557U, discloses a ceramic control valve, the utility model relates to a control valve technical field. This ceramic control valve, which comprises a valve body, the outlet pipe has been seted up to one side of valve body, the inside fixed position who corresponds with the outlet pipe of valve body has the disk seat, the outflow passageway has been seted up with the position that the outlet pipe corresponds to the disk seat, the inside of disk seat is provided with the case, case hollow structure, the inside of case is provided with the dog, the case, the arc wall has been seted up with the position that outflow passageway corresponds in week side of valve body, the top of valve body is rotated and is connected with the rotation cap, the fixed mounting who rotates the cap has the drum, the bottom of drum run through the roof of valve body and with the top fixed connection of case, the week side of drum just is located the inside cover of valve body and is equipped with the ring.

In the above scheme, although the double flow rate control can be realized, the double flow rate control needs to be completed by operating two handles by a worker, and the flow rate of the liquid cannot be accurately controlled. To this end, the present invention proposes a ceramic control valve having a dual flow control function.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the ceramic control valve with the double flow control function, the accurate control of the liquid flow can be completed only by operating one handle by a worker, the practicability is improved, and the problems that the control of the double flow can be realized in the existing scheme, the control can be completed by operating two handles by the worker, and the flow of the liquid cannot be accurately controlled are solved.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a ceramic control valve with dual flow control function, includes valve body, valve gap, disk seat and case, the left side wall of valve body is equipped with the inlet tube, the inlet tube with the lateral wall intercommunication setting of valve body, the disk seat is located the inside downside of valve body, the circumference wall of disk seat with the inside wall fixed connection of valve body, the upper surface center department of disk seat has seted up the apopore, the case is located the inside of apopore, the fixed plate that is equipped with in top of case, the vertical internal thread sleeve that is equipped with in top of fixed plate, the telescopic bobbin base of internal thread with the fixed connection of upper surface center department of fixed plate, the inside screw thread of internal thread is provided with the screw rod, the inside upside level of valve body is equipped with the backup pad, the circumference wall of backup pad with the inside wall fixed connection of valve body, the left and right sides of fixed plate all are equipped with slip stop gear, the center department of backup pad inlays and is equipped with sealed bearing, the pole wall of screw rod pass sealed bearing with the backup pad rotates to, and the upper end of screw rod extends to the top of backup pad and fixed first pinion and be equipped with first pinion, the vertical passing of the inside of valve gap is equipped with the pivot of valve gap, the lower extreme extends to the inside of valve body and fixed second gear and second gear, the second gear engagement of second gear mechanism is equipped with the pinion, the axis lower gear shaft.

Preferably, the sliding limiting mechanism comprises a limiting sliding block and a limiting sliding rod, the limiting sliding block is fixedly arranged on the side wall of the fixing plate, the limiting sliding rod is vertically located between the valve seat and the supporting plate, two ends of the limiting sliding rod are respectively fixedly connected with the valve seat and the supporting plate, a limiting sliding hole is formed in the surface of the limiting sliding block, and the limiting sliding block is connected with the rod wall of the limiting sliding rod in a sliding mode through the limiting sliding hole.

Preferably, flexible rotary mechanism includes telescopic link, spring, solid fixed ring and swivel becket, the telescopic link is bilateral symmetry and is located the left and right sides of pivot, two the upper end of telescopic link all with the downside fixed connection of valve gap, the fixed ring is fixed set up in two the lower extreme of telescopic link, the spring be the activity cup joint in on the pole wall of telescopic link, the both ends of spring respectively with the downside fixed connection of solid fixed ring's upside and valve gap, the axle wall of pivot is and passes gu fixed ring's inside sets up, gu fixed ring's inside wall has seted up the ring channel, the swivel becket be slide set up in the inside of ring channel, the axle wall of pivot with the inner wall fixed connection of swivel becket.

Preferably, a plurality of evenly distributed's draw-in groove is seted up to the lower surface of swivel becket, and is a plurality of the equal joint in inside of draw-in groove is provided with the ball, the swivel becket is through a plurality of the ball is fixed set up in the inside of ring channel.

Preferably, the valve core is in a circular truncated cone shape, the major diameter of the valve core is larger than the diameter of the water outlet hole, and the minor diameter of the valve core is smaller than the diameter of the water outlet hole.

Preferably, a rocking handle is fixedly arranged at one end of the rotating shaft, which is positioned at the top of the valve cover.

Preferably, the extension distance of the telescopic rod is the same as the distance between the first gearwheel and the first pinion.

(III) advantageous effects

Compared with the prior art, the invention provides the ceramic control valve with double flow control functions, which has the following beneficial effects:

1. this ceramic control valve with dual flow control function, through the fixed plate that is equipped with, the internal thread sleeve, the screw rod, a supporting plate, first gear wheel, first pinion, the apparatus further comprises a rotating shaft, the second gear wheel, the second pinion, limit slide and limit slide bar, when the flow of valve body needs to be adjusted, staff's hand rotates the rocking handle, it is rotatory to drive the pivot, the pivot can drive second gear wheel and second pinion rotation simultaneously, the second gear wheel can drive first pinion and rotate, thereby can make the screw rod rotate fast, can drive the internal thread sleeve when the screw rod is rotatory and move down or the rebound, thereby promote the valve core fast movement and adjust with the clearance of the delivery port on the disk seat, and then the flow that can the fast speed adjusting valve body.

2. This ceramic control valve with dual flow control function, through the telescopic link that is equipped with, gu fixed ring, a spring, swivel ring and ball, when needs realize accurate control liquid flow, staff's hand pushes down the rocking handle, can make pivot downstream and pulling telescopic link and spring, when the telescopic link is stretched to the biggest volume that stretches out, second pinion and first gear wheel meshing setting this moment, thereby when rotating the rocking handle again, can promote the valve core slow movement and adjust with the disk seat on the clearance of delivery port, and then can accurate adjusting valve body's flow.

Drawings

FIG. 1 is a schematic structural diagram of a ceramic control valve with dual flow control functions according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic bottom view of the valve cartridge of FIG. 1;

fig. 4 is a schematic front view of the structure of fig. 1.

In the figure: the valve comprises a valve body 1, a valve cover 2, a valve seat 3, a valve core 4, a water inlet pipe 5, a fixing plate 6, an internal thread sleeve 7, a screw rod 8, a supporting plate 9, a first large gear 10, a first small gear 11, a rotating shaft 12, a second large gear 13, a second small gear 14, a limiting sliding block 15, a limiting sliding rod 16, a telescopic rod 17, a fixing ring 18, a spring 19, a rotating ring 20, a ball 21 and a rocking handle 22.

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. 1-4, a ceramic control valve with dual flow control functions includes a valve body 1, a valve cover 2, a valve seat 3 and a valve core 4, a water inlet pipe 5 is disposed on a left side wall of the valve body 1, the water inlet pipe 5 is communicated with a side wall of the valve body 1, the valve seat 3 is located on a lower side of an inner portion of the valve body 1, a circumferential wall of the valve seat 3 is fixedly connected with an inner side wall of the valve body 1, a water outlet is disposed at a center of an upper surface of the valve seat 3, the valve core 4 is located inside the water outlet, a fixing plate 6 is fixedly disposed on a top of the valve core 4, an inner threaded sleeve 7 is vertically disposed above the fixing plate 6, a bottom of the inner threaded sleeve 7 is fixedly connected with a center of the upper surface of the fixing plate 6, a screw 8 is disposed on an inner thread of the inner threaded sleeve 7, a support plate 9 is horizontally disposed on an upper side of the inner portion of the valve body 1, a sliding limiting mechanism is disposed on left side and a right side of the fixing plate 6, a sealing bearing is embedded in a center of the support plate 9, a rod wall of the screw 8 is rotatably connected with the support plate 9 through the sealing bearing, an upper end of the screw 8 extends to the support plate 9 and is provided with a first gearwheel 10 and is provided with a second gearwheel 11, a rotating shaft 12, a rotating mechanism which a second gearwheel 12 is disposed on a lower end of the valve cover 2, and a second gearwheel, and a rotating mechanism which is engaged with a second gearwheel 12, the valve cover 12, and a rotating mechanism which is disposed on a lower end of the valve body 12, which is engaged with a second gearwheel, and a second gearwheel which is disposed on a lower end of the shaft 12.

The sliding limiting mechanism comprises a limiting sliding block 15 and a limiting sliding rod 16, the limiting sliding block 15 is fixedly arranged on the side wall of the fixing plate 6, the limiting sliding rod 16 is vertically located between the valve seat 3 and the supporting plate 9, two ends of the limiting sliding rod 16 are fixedly connected with the valve seat 3 and the supporting plate 9 respectively, a limiting sliding hole is formed in the surface of the limiting sliding block 15, and the limiting sliding block 15 is connected with the rod wall of the limiting sliding rod 16 through the limiting sliding hole in a sliding mode.

Telescopic rotary mechanism includes telescopic link 17, spring 19, gu fixed ring 18 and swivel becket 20, telescopic link 17 is the left and right sides that bilateral symmetry is located pivot 12, the upper end of two telescopic links 17 all with the downside fixed connection of valve gap 2, gu fixed ring 18 is fixed to be set up in the lower extreme of two telescopic links 17, spring 19 is the activity and cup joints on the pole wall of telescopic link 17, spring 19's both ends respectively with gu fixed ring 18's upside and valve gap 2's downside fixed connection, the axle wall of pivot 12 is the inside setting that passes gu fixed ring 18, gu fixed ring 18's inside wall has seted up the ring channel, swivel becket 20 is the inside that slides and sets up in the ring channel, the axle wall of pivot 12 and swivel becket 20's inner wall fixed connection.

A plurality of evenly distributed's draw-in groove has been seted up to the lower surface of swivel becket 20, and the inside of a plurality of draw-in grooves all the joint is provided with ball 21, and swivel becket 20 sets up in the inside of ring channel through the fixed peaceful of a plurality of balls 21.

Case 4 adopts the round platform shape, and case 4's major diameter is greater than the diameter of apopore, and case 4's minor diameter is less than the diameter of apopore.

A rocking handle 22 is fixedly arranged at one end of the rotating shaft 12 positioned at the top of the valve cover 2.

The extension distance of the extension rod 17 is the same as the distance between the first gearwheel 10 and the first pinion 11.

In conclusion, this ceramic control valve with dual flow control function, when using, when needing to adjust the flow of valve body 1, staff's hand rotates rocking handle 22, can drive pivot 12 rotatory, pivot 12 can drive second gear wheel 13 and second pinion 14 rotatory simultaneously, second gear wheel 13 can drive first pinion 11 and rotate, thereby can make screw 8 rotate fast, screw 8 can drive internal thread sleeve 7 and move down or move up when rotatory, thereby promote case 4 and remove fast and adjust the clearance with the delivery port on the disk seat 3, and then can adjust the flow of valve body 1 fast, when needing to realize accurate control liquid flow, staff's hand pushes down rocking handle 22, can make pivot 12 remove down and pull telescopic link 17 and spring 19, when telescopic link 17 is stretched to the maximum extension, second pinion 14 and the meshing setting of first gear wheel 10 this moment, thereby when rotating rocking handle 22 again, can promote case 4 and slowly move and adjust the clearance with the delivery port on the disk seat 3, and then can adjust the flow of valve body 1 of accurate regulation.

It should be noted that the term "comprises/comprising" or any other variation thereof is 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, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

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. The utility model provides a ceramic control valve with dual flow control function, includes valve body (1), valve gap (2), disk seat (3) and case (4), its characterized in that: the left side wall of the valve body (1) is provided with a water inlet pipe (5), the water inlet pipe (5) is communicated with the side wall of the valve body (1), the valve seat (3) is positioned at the lower side of the inside of the valve body (1), the circumferential wall of the valve seat (3) is fixedly connected with the inner side wall of the valve body (1), the upper surface center of the valve seat (3) is provided with a water outlet hole, the valve core (4) is positioned inside the water outlet hole, the top of the valve core (4) is fixedly provided with a fixing plate (6), an inner threaded sleeve (7) is vertically arranged above the fixing plate (6), the cylinder bottom of the inner threaded sleeve (7) is fixedly connected with the upper surface center of the fixing plate (6), the inner thread of the inner threaded sleeve (7) is provided with a screw rod (8), the horizontal supporting plate (9) is arranged at the upper side of the inside of the valve body (1), the circumferential wall of the supporting plate (9) is fixedly connected with the inner side wall of the valve body (1), the left side and the right sides of the fixing plate (6) are both provided with sliding limiting mechanisms, the supporting plate (9) which is provided with a sealing bearing embedded bearing, a first supporting plate (9) and a first supporting plate (11) and a first supporting rod (10) which extends to the upper end of the first small gear (9), the inside of valve gap (2) is passed vertically and is equipped with pivot (12), the lower extreme of pivot (12) extends to the inside of valve body (1) and fixed second gear wheel (13) and second pinion (14) of being equipped with, first pinion (11) with second gear wheel (13) meshing sets up, the downside of valve gap (2) be equipped with the flexible rotary mechanism that the axle wall of pivot (12) is connected, slip stop gear includes limit slider (15) and limit slide bar (16), limit slider (15) fixed set up in on the lateral wall of fixed plate (6), limit slide bar (16) are vertical to be located between disk seat (3) and backup pad (9), the both ends of limit slide bar (16) respectively with disk seat (3) and backup pad (9) fixed connection, limit slide hole has been seted up on the surface of limit slider (15), limit slider (15) through limit slide hole with the pole wall sliding connection of limit slide bar (16), flexible rotary mechanism includes telescopic link (17), spring (19), solid fixed ring (18) and swivel ring (18), the left and right sides of swivel ring (20) are the symmetry and the telescopic link (17) the both sides are all be located the telescopic link (17) the downside is connected telescopic link (17), the fixing ring (18) is fixed

Decide to set up in two the lower extreme of telescopic link (17), spring (19) be the activity cup joint in on the pole wall of telescopic link (17), the both ends of spring (19) respectively with the upside of solid fixed ring (18) and the downside fixed connection of valve gap (2), the axle wall of pivot (12) is and passes the inside setting of solid fixed ring (18), the ring channel has been seted up to the inside wall of solid fixed ring (18), swivel becket (20) be slide set up in the inside of ring channel, the axle wall of pivot (12) with the inner wall fixed connection of swivel becket (20).

2. A ceramic control valve with dual flow control function as claimed in claim 1, wherein: a plurality of evenly distributed's draw-in groove is seted up to the lower surface of rotating ring (20), and is a plurality of the equal joint in inside of draw-in groove is provided with ball (21), rotating ring (20) are through a plurality of ball (21) are fixed set up in the inside of ring channel.

3. A ceramic control valve with dual flow control function as claimed in claim 1, wherein: the valve element (4) is in a circular truncated cone shape, the major diameter of the valve element (4) is larger than the diameter of the water outlet hole, and the minor diameter of the valve element (4) is smaller than the diameter of the water outlet hole.

4. A ceramic control valve with dual flow control functionality as defined in claim 1, wherein: and a rocking handle (22) is fixedly arranged at one end of the rotating shaft (12) positioned at the top of the valve cover (2).

5. A ceramic control valve with dual flow control functionality as defined in claim 1, wherein: the extending distance of the telescopic rod (17) is the same as the distance between the first big gear (10) and the first small gear (11).